update dependencies, includes authenticated blossom blob uploads.

blossom.go

@@ -0,0 +1,222 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+
+	"github.com/nbd-wtf/go-nostr/keyer"
+	"github.com/nbd-wtf/go-nostr/nipb0/blossom"
+	"github.com/urfave/cli/v3"
+)
+
+var blossomCmd = &cli.Command{
+	Name:                      "blossom",
+	Suggest:                   true,
+	UseShortOptionHandling:    true,
+	Usage:                     "an army knife for blossom things",
+	DisableSliceFlagSeparator: true,
+	Flags: append(defaultKeyFlags,
+		&cli.StringFlag{
+			Name:     "server",
+			Aliases:  []string{"s"},
+			Usage:    "the hostname of the target mediaserver",
+			Required: true,
+		},
+	),
+	Commands: []*cli.Command{
+		{
+			Name:                      "list",
+			Usage:                     "lists blobs from a pubkey",
+			Description:               `takes one pubkey passed as an argument or derives one from the --sec supplied. if that is given then it will also pre-authorize the list, which some servers may require.`,
+			DisableSliceFlagSeparator: true,
+			ArgsUsage:                 "[pubkey]",
+			Action: func(ctx context.Context, c *cli.Command) error {
+				var client *blossom.Client
+				pubkey := c.Args().First()
+				if pubkey != "" {
+					client = blossom.NewClient(client.GetMediaServer(), keyer.NewReadOnlySigner(pubkey))
+				} else {
+					var err error
+					client, err = getBlossomClient(ctx, c)
+					if err != nil {
+						return err
+					}
+				}
+
+				bds, err := client.List(ctx)
+				if err != nil {
+					return err
+				}
+
+				for _, bd := range bds {
+					stdout(bd)
+				}
+
+				return nil
+			},
+		},
+		{
+			Name:                      "upload",
+			Usage:                     "uploads a file to a specific mediaserver.",
+			Description:               `takes any number of local file paths and uploads them to a mediaserver, printing the resulting blob descriptions when successful.`,
+			DisableSliceFlagSeparator: true,
+			ArgsUsage:                 "[files...]",
+			Action: func(ctx context.Context, c *cli.Command) error {
+				client, err := getBlossomClient(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				hasError := false
+				for _, fpath := range c.Args().Slice() {
+					bd, err := client.UploadFile(ctx, fpath)
+					if err != nil {
+						fmt.Fprintf(os.Stderr, "%s\n", err)
+						hasError = true
+						continue
+					}
+
+					j, _ := json.Marshal(bd)
+					stdout(string(j))
+				}
+
+				if hasError {
+					os.Exit(3)
+				}
+				return nil
+			},
+		},
+		{
+			Name:                      "download",
+			Usage:                     "downloads files from mediaservers",
+			Description:               `takes any number of sha256 hashes as hex, downloads them and prints them to stdout (unless --output is specified).`,
+			DisableSliceFlagSeparator: true,
+			ArgsUsage:                 "[sha256...]",
+			Flags: []cli.Flag{
+				&cli.StringSliceFlag{
+					Name:    "output",
+					Aliases: []string{"o"},
+					Usage:   "file name to save downloaded file to, can be passed multiple times when downloading multiple hashes",
+				},
+			},
+			Action: func(ctx context.Context, c *cli.Command) error {
+				client, err := getBlossomClient(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				outputs := c.StringSlice("output")
+
+				hasError := false
+				for i, hash := range c.Args().Slice() {
+					if len(outputs)-1 >= i && outputs[i] != "--" {
+						// save to this file
+						err := client.DownloadToFile(ctx, hash, outputs[i])
+						if err != nil {
+							fmt.Fprintf(os.Stderr, "%s\n", err)
+							hasError = true
+						}
+					} else {
+						// if output wasn't specified, print to stdout
+						data, err := client.Download(ctx, hash)
+						if err != nil {
+							fmt.Fprintf(os.Stderr, "%s\n", err)
+							hasError = true
+							continue
+						}
+						os.Stdout.Write(data)
+					}
+				}
+
+				if hasError {
+					os.Exit(2)
+				}
+				return nil
+			},
+		},
+		{
+			Name:    "del",
+			Aliases: []string{"delete"},
+			Usage:   "deletes a file from a mediaserver",
+			Description: `takes any number of sha256 hashes, signs authorizations and deletes them from the current mediaserver.
+
+if any of the files are not deleted command will fail, otherwise it will succeed. it will also print error messages to stderr and the hashes it successfully deletes to stdout.`,
+			DisableSliceFlagSeparator: true,
+			ArgsUsage:                 "[sha256...]",
+			Action: func(ctx context.Context, c *cli.Command) error {
+				client, err := getBlossomClient(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				hasError := false
+				for _, hash := range c.Args().Slice() {
+					err := client.Delete(ctx, hash)
+					if err != nil {
+						fmt.Fprintf(os.Stderr, "%s\n", err)
+						hasError = true
+						continue
+					}
+
+					stdout(hash)
+				}
+
+				if hasError {
+					os.Exit(3)
+				}
+				return nil
+			},
+		},
+		{
+			Name:  "check",
+			Usage: "asks the mediaserver if it has the specified hashes.",
+			Description: `uses the HEAD request to succintly check if the server has the specified sha256 hash.
+
+if any of the files are not found the command will fail, otherwise it will succeed. it will also print error messages to stderr and the hashes it finds to stdout.`,
+			DisableSliceFlagSeparator: true,
+			ArgsUsage:                 "[sha256...]",
+			Action: func(ctx context.Context, c *cli.Command) error {
+				client, err := getBlossomClient(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				hasError := false
+				for _, hash := range c.Args().Slice() {
+					err := client.Check(ctx, hash)
+					if err != nil {
+						hasError = true
+						fmt.Fprintf(os.Stderr, "%s\n", err)
+						continue
+					}
+
+					stdout(hash)
+				}
+
+				if hasError {
+					os.Exit(2)
+				}
+				return nil
+			},
+		},
+		{
+			Name:                      "mirror",
+			Usage:                     "",
+			Description:               ``,
+			DisableSliceFlagSeparator: true,
+			ArgsUsage:                 "",
+			Action: func(ctx context.Context, c *cli.Command) error {
+				return nil
+			},
+		},
+	},
+}
+
+func getBlossomClient(ctx context.Context, c *cli.Command) (*blossom.Client, error) {
+	keyer, _, err := gatherKeyerFromArguments(ctx, c)
+	if err != nil {
+		return nil, err
+	}
+	return blossom.NewClient(c.String("server"), keyer), nil
+}

bunker.go

@@ -11,7 +11,7 @@ import (
 	"time"
 
 	"github.com/fatih/color"
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip19"
 	"github.com/nbd-wtf/go-nostr/nip46"
@@ -19,7 +19,7 @@ import (
 
 var bunker = &cli.Command{
 	Name:                      "bunker",
-	Usage:                     "starts a NIP-46 signer daemon with the given --sec key",
+	Usage:                     "starts a nip46 signer daemon with the given --sec key",
 	ArgsUsage:                 "[relay...]",
 	Description:               ``,
 	DisableSliceFlagSeparator: true,
@@ -83,8 +83,6 @@ var bunker = &cli.Command{
 			return err
 		}
 		npub, _ := nip19.EncodePublicKey(pubkey)
-		bold := color.New(color.Bold).Sprint
-		italic := color.New(color.Italic).Sprint
 
 		// this function will be called every now and then
 		printBunkerInfo := func() {
@@ -93,12 +91,12 @@ var bunker = &cli.Command{
 
 			authorizedKeysStr := ""
 			if len(authorizedKeys) != 0 {
-				authorizedKeysStr = "\n  authorized keys:\n    - " + italic(strings.Join(authorizedKeys, "\n    - "))
+				authorizedKeysStr = "\n  authorized keys:\n    - " + colors.italic(strings.Join(authorizedKeys, "\n    - "))
 			}
 
 			authorizedSecretsStr := ""
 			if len(authorizedSecrets) != 0 {
-				authorizedSecretsStr = "\n  authorized secrets:\n    - " + italic(strings.Join(authorizedSecrets, "\n    - "))
+				authorizedSecretsStr = "\n  authorized secrets:\n    - " + colors.italic(strings.Join(authorizedSecrets, "\n    - "))
 			}
 
 			preauthorizedFlags := ""
@@ -130,26 +128,24 @@ var bunker = &cli.Command{
 			)
 
 			log("listening at %v:\n  pubkey: %s \n  npub: %s%s%s\n  to restart: %s\n  bunker: %s\n\n",
-				bold(relayURLs),
+				colors.bold(relayURLs),
-				bold(pubkey),
+				colors.bold(pubkey),
-				bold(npub),
+				colors.bold(npub),
 				authorizedKeysStr,
 				authorizedSecretsStr,
 				color.CyanString(restartCommand),
-				bold(bunkerURI),
+				colors.bold(bunkerURI),
 			)
 		}
 		printBunkerInfo()
 
 		// subscribe to relays
 		now := nostr.Now()
-		events := sys.Pool.SubMany(ctx, relayURLs, nostr.Filters{
+		events := sys.Pool.SubscribeMany(ctx, relayURLs, nostr.Filter{
-			{
+			Kinds:     []int{nostr.KindNostrConnect},
-				Kinds:     []int{nostr.KindNostrConnect},
+			Tags:      nostr.TagMap{"p": []string{pubkey}},
-				Tags:      nostr.TagMap{"p": []string{pubkey}},
+			Since:     &now,
-				Since:     &now,
+			LimitZero: true,
-				LimitZero: true,
-			},
 		})
 
 		signer := nip46.NewStaticKeySigner(sec)
@@ -229,4 +225,23 @@ var bunker = &cli.Command{
 
 		return nil
 	},
+	Commands: []*cli.Command{
+		{
+			Name:      "connect",
+			Usage:     "use the client-initiated NostrConnect flow of NIP46",
+			ArgsUsage: "<nostrconnect-uri>",
+			Action: func(ctx context.Context, c *cli.Command) error {
+				if c.Args().Len() != 1 {
+					return fmt.Errorf("must be called with a nostrconnect://... uri")
+				}
+
+				uri, err := url.Parse(c.Args().First())
+				if err != nil || uri.Scheme != "nostrconnect" || !nostr.IsValidPublicKey(uri.Host) {
+					return fmt.Errorf("invalid uri")
+				}
+
+				return nil
+			},
+		},
+	},
 }

count.go

@@ -6,7 +6,7 @@ import (
 	"os"
 	"strings"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip45"
 	"github.com/nbd-wtf/go-nostr/nip45/hyperloglog"
@@ -15,7 +15,7 @@ import (
 var count = &cli.Command{
 	Name:                      "count",
 	Usage:                     "generates encoded COUNT messages and optionally use them to talk to relays",
-	Description:               `outputs a NIP-45 request (the flags are mostly the same as 'nak req').`,
+	Description:               `outputs a nip45 request (the flags are mostly the same as 'nak req').`,
 	DisableSliceFlagSeparator: true,
 	Flags: []cli.Flag{
 		&cli.StringSliceFlag{

curl.go

@@ -0,0 +1,132 @@
+package main
+
+import (
+	"context"
+	"encoding/base64"
+	"fmt"
+	"os"
+	"os/exec"
+	"strings"
+
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/urfave/cli/v3"
+	"golang.org/x/exp/slices"
+)
+
+var curlFlags []string
+
+var curl = &cli.Command{
+	Name:                      "curl",
+	Usage:                     "calls curl but with a nip98 header",
+	Description:               "accepts all flags and arguments exactly as they would be passed to curl.",
+	Flags:                     defaultKeyFlags,
+	DisableSliceFlagSeparator: true,
+	Action: func(ctx context.Context, c *cli.Command) error {
+		kr, _, err := gatherKeyerFromArguments(ctx, c)
+		if err != nil {
+			return err
+		}
+
+		// cowboy parsing of curl flags to get the data we need for nip98
+		var url string
+		var method string
+		var presumedMethod string
+
+		curlBodyBuildingFlags := []string{
+			"-d",
+			"--data",
+			"--data-binary",
+			"--data-ascii",
+			"--data-raw",
+			"--data-urlencode",
+			"-F",
+			"--form",
+			"--form-string",
+			"--form-escape",
+			"--upload-file",
+		}
+
+		nextIsMethod := false
+		for _, f := range curlFlags {
+			if nextIsMethod {
+				method = f
+				method, _ = strings.CutPrefix(method, `"`)
+				method, _ = strings.CutSuffix(method, `"`)
+				method = strings.ToUpper(method)
+			} else if strings.HasPrefix(f, "https://") || strings.HasPrefix(f, "http://") {
+				url = f
+			} else if f == "--request" || f == "-X" {
+				nextIsMethod = true
+				continue
+			} else if slices.Contains(curlBodyBuildingFlags, f) ||
+				slices.ContainsFunc(curlBodyBuildingFlags, func(s string) bool {
+					return strings.HasPrefix(f, s)
+				}) {
+				presumedMethod = "POST"
+			}
+			nextIsMethod = false
+		}
+
+		if url == "" {
+			return fmt.Errorf("can't create nip98 event: target url is empty")
+		}
+
+		if method == "" {
+			if presumedMethod != "" {
+				method = presumedMethod
+			} else {
+				method = "GET"
+			}
+		}
+
+		// make and sign event
+		evt := nostr.Event{
+			Kind:      27235,
+			CreatedAt: nostr.Now(),
+			Tags: nostr.Tags{
+				{"u", url},
+				{"method", method},
+			},
+		}
+		if err := kr.SignEvent(ctx, &evt); err != nil {
+			return err
+		}
+
+		// the first 2 indexes of curlFlags were reserved for this
+		curlFlags[0] = "-H"
+		curlFlags[1] = fmt.Sprintf("Authorization: Nostr %s", base64.StdEncoding.EncodeToString([]byte(evt.String())))
+
+		// call curl
+		cmd := exec.Command("curl", curlFlags...)
+		cmd.Stderr = os.Stderr
+		cmd.Stdin = os.Stdin
+		cmd.Stdout = os.Stdout
+		cmd.Run()
+		return nil
+	},
+}
+
+func realCurl() error {
+	curlFlags = make([]string, 2, max(len(os.Args)-4, 2))
+	keyFlags := make([]string, 0, 5)
+
+	for i := 0; i < len(os.Args[2:]); i++ {
+		arg := os.Args[i+2]
+		if slices.ContainsFunc(defaultKeyFlags, func(f cli.Flag) bool {
+			bareArg, _ := strings.CutPrefix(arg, "-")
+			bareArg, _ = strings.CutPrefix(bareArg, "-")
+			return slices.Contains(f.Names(), bareArg)
+		}) {
+			keyFlags = append(keyFlags, arg)
+			if arg != "--prompt-sec" {
+				i++
+				val := os.Args[i+2]
+				keyFlags = append(keyFlags, val)
+			}
+		} else {
+			curlFlags = append(curlFlags, arg)
+		}
+	}
+
+	return curl.Run(context.Background(), keyFlags)
+}

decode.go

@@ -5,7 +5,7 @@ import (
 	"encoding/hex"
 	"strings"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip19"
 	"github.com/nbd-wtf/go-nostr/sdk"

dvm.go

@@ -0,0 +1,137 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+
+	"github.com/fatih/color"
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip90"
+	"github.com/urfave/cli/v3"
+)
+
+var dvm = &cli.Command{
+	Name:                      "dvm",
+	Usage:                     "deal with nip90 data-vending-machine things (experimental)",
+	DisableSliceFlagSeparator: true,
+	Flags: append(defaultKeyFlags,
+		&cli.StringSliceFlag{
+			Name:    "relay",
+			Aliases: []string{"r"},
+		},
+	),
+	Commands: append([]*cli.Command{
+		{
+			Name:                      "list",
+			Usage:                     "find DVMs that have announced themselves for a specific kind",
+			DisableSliceFlagSeparator: true,
+			Action: func(ctx context.Context, c *cli.Command) error {
+				return fmt.Errorf("we don't know how to do this yet")
+			},
+		},
+	}, (func() []*cli.Command {
+		commands := make([]*cli.Command, len(nip90.Jobs))
+		for i, job := range nip90.Jobs {
+			flags := make([]cli.Flag, 0, 2+len(job.Params))
+
+			if job.InputType != "" {
+				flags = append(flags, &cli.StringSliceFlag{
+					Name:     "input",
+					Aliases:  []string{"i"},
+					Category: "INPUT",
+				})
+			}
+
+			for _, param := range job.Params {
+				flags = append(flags, &cli.StringSliceFlag{
+					Name:     param,
+					Category: "PARAMETER",
+				})
+			}
+
+			commands[i] = &cli.Command{
+				Name:                      strconv.Itoa(job.InputKind),
+				Usage:                     job.Name,
+				Description:               job.Description,
+				DisableSliceFlagSeparator: true,
+				Flags:                     flags,
+				Action: func(ctx context.Context, c *cli.Command) error {
+					relayUrls := c.StringSlice("relay")
+					relays := connectToAllRelays(ctx, relayUrls, false)
+					if len(relays) == 0 {
+						log("failed to connect to any of the given relays.\n")
+						os.Exit(3)
+					}
+					defer func() {
+						for _, relay := range relays {
+							relay.Close()
+						}
+					}()
+
+					evt := nostr.Event{
+						Kind:      job.InputKind,
+						Tags:      make(nostr.Tags, 0, 2+len(job.Params)),
+						CreatedAt: nostr.Now(),
+					}
+
+					for _, input := range c.StringSlice("input") {
+						evt.Tags = append(evt.Tags, nostr.Tag{"i", input, job.InputType})
+					}
+					for _, paramN := range job.Params {
+						for _, paramV := range c.StringSlice(paramN) {
+							tag := nostr.Tag{"param", paramN, "", ""}[0:2]
+							for _, v := range strings.Split(paramV, ";") {
+								tag = append(tag, v)
+							}
+							evt.Tags = append(evt.Tags, tag)
+						}
+					}
+
+					kr, _, err := gatherKeyerFromArguments(ctx, c)
+					if err != nil {
+						return err
+					}
+					if err := kr.SignEvent(ctx, &evt); err != nil {
+						return err
+					}
+
+					logverbose("%s", evt)
+
+					log("- publishing job request... ")
+					first := true
+					for res := range sys.Pool.PublishMany(ctx, relayUrls, evt) {
+						cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
+						if !ok {
+							cleanUrl = res.RelayURL
+						}
+
+						if !first {
+							log(", ")
+						}
+						first = false
+
+						if res.Error != nil {
+							log("%s: %s", color.RedString(cleanUrl), res.Error)
+						} else {
+							log("%s: ok", color.GreenString(cleanUrl))
+						}
+					}
+
+					log("\n- waiting for response...\n")
+					for ie := range sys.Pool.SubscribeMany(ctx, relayUrls, nostr.Filter{
+						Kinds: []int{7000, job.OutputKind},
+						Tags:  nostr.TagMap{"e": []string{evt.ID}},
+					}) {
+						stdout(ie.Event)
+					}
+
+					return nil
+				},
+			}
+		}
+		return commands
+	})()...),
+}

encode.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"fmt"
 
-	"github.com/fiatjaf/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip19"
+	"github.com/urfave/cli/v3"
 )
 
 var encode = &cli.Command{
@@ -19,11 +19,11 @@ var encode = &cli.Command{
 		nak encode nevent <event-id>
 		nak encode nevent --author <pubkey-hex> --relay <relay-url> --relay <other-relay> <event-id>
 		nak encode nsec <privkey-hex>`,
-	Before: func(ctx context.Context, c *cli.Command) error {
+	Before: func(ctx context.Context, c *cli.Command) (context.Context, error) {
 		if c.Args().Len() < 1 {
-			return fmt.Errorf("expected more than 1 argument.")
+			return ctx, fmt.Errorf("expected more than 1 argument.")
 		}
-		return nil
+		return ctx, nil
 	},
 	DisableSliceFlagSeparator: true,
 	Commands: []*cli.Command{
@@ -153,7 +153,7 @@ var encode = &cli.Command{
 		},
 		{
 			Name:  "naddr",
-			Usage: "generate codes for NIP-33 parameterized replaceable events",
+			Usage: "generate codes for addressable events",
 			Flags: []cli.Flag{
 				&cli.StringFlag{
 					Name:     "identifier",
@@ -189,7 +189,7 @@ var encode = &cli.Command{
 
 					kind := c.Int("kind")
 					if kind < 30000 || kind >= 40000 {
-						return fmt.Errorf("kind must be between 30000 and 39999, as per NIP-16, got %d", kind)
+						return fmt.Errorf("kind must be between 30000 and 39999, got %d", kind)
 					}
 
 					if d == "" {

encrypt_decrypt.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"fmt"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip04"
 )

event.go

@@ -8,11 +8,11 @@ import (
 	"strings"
 	"time"
 
-	"github.com/fiatjaf/cli/v3"
 	"github.com/mailru/easyjson"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip13"
 	"github.com/nbd-wtf/go-nostr/nip19"
+	"github.com/urfave/cli/v3"
 )
 
 const (
@@ -65,7 +65,7 @@ example:
 		// ~~~
 		&cli.UintFlag{
 			Name:     "pow",
-			Usage:    "NIP-13 difficulty to target when doing hash work on the event id",
+			Usage:    "nip13 difficulty to target when doing hash work on the event id",
 			Category: CATEGORY_EXTRAS,
 		},
 		&cli.BoolFlag{
@@ -75,7 +75,7 @@ example:
 		},
 		&cli.BoolFlag{
 			Name:     "auth",
-			Usage:    "always perform NIP-42 \"AUTH\" when facing an \"auth-required: \" rejection and try again",
+			Usage:    "always perform nip42 \"AUTH\" when facing an \"auth-required: \" rejection and try again",
 			Category: CATEGORY_EXTRAS,
 		},
 		&cli.BoolFlag{
@@ -94,7 +94,7 @@ example:
 		&cli.StringFlag{
 			Name:        "content",
 			Aliases:     []string{"c"},
-			Usage:       "event content",
+			Usage:       "event content (if it starts with an '@' will read from a file)",
 			DefaultText: "hello from the nostr army knife",
 			Value:       "",
 			Category:    CATEGORY_EVENT_FIELDS,
@@ -140,7 +140,6 @@ example:
 				os.Exit(3)
 			}
 		}
-
 		defer func() {
 			for _, relay := range relays {
 				relay.Close()
@@ -154,21 +153,20 @@ example:
 
 		doAuth := c.Bool("auth")
 
-		// then process input and generate events
+		// then process input and generate events:
-		for stdinEvent := range getStdinLinesOrBlank() {
-			evt := nostr.Event{
-				Tags: make(nostr.Tags, 0, 3),
-			}
 
-			kindWasSupplied := false
+		// will reuse this
+		var evt nostr.Event
+
+		// this is called when we have a valid json from stdin
+		handleEvent := func(stdinEvent string) error {
+			evt.Content = ""
+
+			kindWasSupplied := strings.Contains(stdinEvent, `"kind"`)
 			mustRehashAndResign := false
 
-			if stdinEvent != "" {
+			if err := easyjson.Unmarshal([]byte(stdinEvent), &evt); err != nil {
-				if err := easyjson.Unmarshal([]byte(stdinEvent), &evt); err != nil {
+				return fmt.Errorf("invalid event received from stdin: %s", err)
-					ctx = lineProcessingError(ctx, "invalid event received from stdin: %s", err)
-					continue
-				}
-				kindWasSupplied = strings.Contains(stdinEvent, `"kind"`)
 			}
 
 			if kind := c.Uint("kind"); slices.Contains(c.FlagNames(), "kind") {
@@ -180,7 +178,16 @@ example:
 			}
 
 			if c.IsSet("content") {
-				evt.Content = c.String("content")
+				content := c.String("content")
+				if strings.HasPrefix(content, "@") {
+					filedata, err := os.ReadFile(content[1:])
+					if err != nil {
+						return fmt.Errorf("failed to read file '%s' for content: %w", content[1:], err)
+					}
+					evt.Content = string(filedata)
+				} else {
+					evt.Content = content
+				}
 				mustRehashAndResign = true
 			} else if evt.Content == "" && evt.Kind == 1 {
 				evt.Content = "hello from the nostr army knife"
@@ -324,6 +331,14 @@ example:
 					log(nevent + "\n")
 				}
 			}
+
+			return nil
+		}
+
+		for stdinEvent := range getJsonsOrBlank() {
+			if err := handleEvent(stdinEvent); err != nil {
+				ctx = lineProcessingError(ctx, err.Error())
+			}
 		}
 
 		exitIfLineProcessingError(ctx)

fetch.go

@@ -4,15 +4,16 @@ import (
 	"context"
 	"fmt"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip05"
 	"github.com/nbd-wtf/go-nostr/nip19"
+	"github.com/nbd-wtf/go-nostr/sdk/hints"
 )
 
 var fetch = &cli.Command{
 	Name:  "fetch",
-	Usage: "fetches events related to the given nip19 or nip05 code from the included relay hints or the author's NIP-65 relays.",
+	Usage: "fetches events related to the given nip19 or nip05 code from the included relay hints or the author's outbox relays.",
 	Description: `example usage:
         nak fetch nevent1qqsxrwm0hd3s3fddh4jc2574z3xzufq6qwuyz2rvv3n087zvym3dpaqprpmhxue69uhhqatzd35kxtnjv4kxz7tfdenju6t0xpnej4
         echo npub1h8spmtw9m2huyv6v2j2qd5zv956z2zdugl6mgx02f2upffwpm3nqv0j4ps | nak fetch --relay wss://relay.nostr.band`,
@@ -90,26 +91,29 @@ var fetch = &cli.Command{
 			}
 
 			if authorHint != "" {
-				relays := sys.FetchOutboxRelays(ctx, authorHint, 3)
 				for _, url := range relays {
+					sys.Hints.Save(authorHint, nostr.NormalizeURL(url), hints.LastInHint, nostr.Now())
+				}
+
+				for _, url := range sys.FetchOutboxRelays(ctx, authorHint, 3) {
 					relays = append(relays, url)
 				}
 			}
 
-			if len(filter.Authors) > 0 && len(filter.Kinds) == 0 {
-				filter.Kinds = append(filter.Kinds, 0)
-			}
-
 			if err := applyFlagsToFilter(c, &filter); err != nil {
 				return err
 			}
 
+			if len(filter.Authors) > 0 && len(filter.Kinds) == 0 {
+				filter.Kinds = append(filter.Kinds, 0)
+			}
+
 			if len(relays) == 0 {
 				ctx = lineProcessingError(ctx, "no relay hints found")
 				continue
 			}
 
-			for ie := range sys.Pool.SubManyEose(ctx, relays, nostr.Filters{filter}) {
+			for ie := range sys.Pool.FetchMany(ctx, relays, filter) {
 				stdout(ie.Event)
 			}
 		}

flags.go

@@ -6,7 +6,7 @@ import (
 	"strconv"
 	"time"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/markusmobius/go-dateparser"
 	"github.com/nbd-wtf/go-nostr"
 )

go.mod

@@ -1,6 +1,8 @@
 module github.com/fiatjaf/nak
 
-go 1.23.1
+go 1.23.3
+
+toolchain go1.23.4
 
 require (
 	github.com/bep/debounce v1.2.1
@@ -8,54 +10,68 @@ require (
 	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0
 	github.com/fatih/color v1.16.0
-	github.com/fiatjaf/cli/v3 v3.0.0-20240723181502-e7dd498b16ae
+	github.com/fiatjaf/eventstore v0.15.0
-	github.com/fiatjaf/eventstore v0.14.2
+	github.com/fiatjaf/khatru v0.16.0
-	github.com/fiatjaf/khatru v0.14.0
 	github.com/json-iterator/go v1.1.12
 	github.com/mailru/easyjson v0.9.0
+	github.com/mark3labs/mcp-go v0.8.3
 	github.com/markusmobius/go-dateparser v1.2.3
-	github.com/nbd-wtf/go-nostr v0.47.3
+	github.com/nbd-wtf/go-nostr v0.50.3
+	github.com/urfave/cli/v3 v3.0.0-beta1
+	golang.org/x/exp v0.0.0-20250210185358-939b2ce775ac
 )
 
 require (
 	fiatjaf.com/lib v0.2.0 // indirect
-	github.com/andybalholm/brotli v1.0.5 // indirect
+	github.com/ImVexed/fasturl v0.0.0-20230304231329-4e41488060f3 // indirect
-	github.com/btcsuite/btcd/btcutil v1.1.3 // indirect
+	github.com/andybalholm/brotli v1.1.1 // indirect
+	github.com/btcsuite/btcd v0.24.2 // indirect
+	github.com/btcsuite/btcd/btcutil v1.1.5 // indirect
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 // indirect
+	github.com/bytedance/sonic v1.12.10 // indirect
+	github.com/bytedance/sonic/loader v0.2.3 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/chzyer/logex v1.1.10 // indirect
 	github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 // indirect
+	github.com/cloudwego/base64x v0.1.5 // indirect
 	github.com/coder/websocket v1.8.12 // indirect
 	github.com/decred/dcrd/crypto/blake256 v1.1.0 // indirect
 	github.com/dgraph-io/ristretto v1.0.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/elliotchance/pie/v2 v2.7.0 // indirect
-	github.com/fasthttp/websocket v1.5.7 // indirect
+	github.com/elnosh/gonuts v0.3.1-0.20250123162555-7c0381a585e3 // indirect
+	github.com/fasthttp/websocket v1.5.12 // indirect
+	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
+	github.com/google/uuid v1.6.0 // indirect
 	github.com/graph-gophers/dataloader/v7 v7.1.0 // indirect
 	github.com/hablullah/go-hijri v1.0.2 // indirect
 	github.com/hablullah/go-juliandays v1.0.0 // indirect
 	github.com/jalaali/go-jalaali v0.0.0-20210801064154-80525e88d958 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
-	github.com/klauspost/compress v1.17.11 // indirect
+	github.com/klauspost/compress v1.18.0 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
 	github.com/magefile/mage v1.14.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/minio/simdjson-go v0.4.5 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
-	github.com/puzpuzpuz/xsync/v3 v3.4.0 // indirect
+	github.com/puzpuzpuz/xsync/v3 v3.5.0 // indirect
 	github.com/rs/cors v1.11.1 // indirect
-	github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee // indirect
+	github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38 // indirect
 	github.com/tetratelabs/wazero v1.8.0 // indirect
 	github.com/tidwall/gjson v1.18.0 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	github.com/valyala/fasthttp v1.51.0 // indirect
+	github.com/valyala/fasthttp v1.58.0 // indirect
 	github.com/wasilibs/go-re2 v1.3.0 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
+	golang.org/x/arch v0.15.0 // indirect
 	golang.org/x/crypto v0.32.0 // indirect
-	golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8 // indirect
 	golang.org/x/net v0.34.0 // indirect
-	golang.org/x/sys v0.29.0 // indirect
+	golang.org/x/sys v0.31.0 // indirect
 	golang.org/x/text v0.21.0 // indirect
 )

go.sum

@@ -1,21 +1,25 @@
 fiatjaf.com/lib v0.2.0 h1:TgIJESbbND6GjOgGHxF5jsO6EMjuAxIzZHPo5DXYexs=
 fiatjaf.com/lib v0.2.0/go.mod h1:Ycqq3+mJ9jAWu7XjbQI1cVr+OFgnHn79dQR5oTII47g=
+github.com/ImVexed/fasturl v0.0.0-20230304231329-4e41488060f3 h1:ClzzXMDDuUbWfNNZqGeYq4PnYOlwlOVIvSyNaIy0ykg=
+github.com/ImVexed/fasturl v0.0.0-20230304231329-4e41488060f3/go.mod h1:we0YA5CsBbH5+/NUzC/AlMmxaDtWlXeNsqrwXjTzmzA=
 github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
-github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
+github.com/andybalholm/brotli v1.1.1 h1:PR2pgnyFznKEugtsUo0xLdDop5SKXd5Qf5ysW+7XdTA=
-github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/andybalholm/brotli v1.1.1/go.mod h1:05ib4cKhjx3OQYUY22hTVd34Bc8upXjOLL2rKwwZBoA=
 github.com/bep/debounce v1.2.1 h1:v67fRdBA9UQu2NhLFXrSg0Brw7CexQekrBwDMM8bzeY=
 github.com/bep/debounce v1.2.1/go.mod h1:H8yggRPQKLUhUoqrJC1bO2xNya7vanpDl7xR3ISbCJ0=
 github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
 github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tjmYdS6MLJ5/s0Fj4DbLgSbDHbEqLJrtnHecBFkdz5M=
-github.com/btcsuite/btcd v0.23.0/go.mod h1:0QJIIN1wwIXF/3G/m87gIwGniDMDQqjVn4SZgnFpsYY=
+github.com/btcsuite/btcd v0.23.5-0.20231215221805-96c9fd8078fd/go.mod h1:nm3Bko6zh6bWP60UxwoT5LzdGJsQJaPo6HjduXq9p6A=
+github.com/btcsuite/btcd v0.24.2 h1:aLmxPguqxza+4ag8R1I2nnJjSu2iFn/kqtHTIImswcY=
+github.com/btcsuite/btcd v0.24.2/go.mod h1:5C8ChTkl5ejr3WHj8tkQSCmydiMEPB0ZhQhehpq7Dgg=
 github.com/btcsuite/btcd/btcec/v2 v2.1.0/go.mod h1:2VzYrv4Gm4apmbVVsSq5bqf1Ec8v56E48Vt0Y/umPgA=
 github.com/btcsuite/btcd/btcec/v2 v2.1.3/go.mod h1:ctjw4H1kknNJmRN4iP1R7bTQ+v3GJkZBd6mui8ZsAZE=
 github.com/btcsuite/btcd/btcec/v2 v2.3.4 h1:3EJjcN70HCu/mwqlUsGK8GcNVyLVxFDlWurTXGPFfiQ=
 github.com/btcsuite/btcd/btcec/v2 v2.3.4/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
 github.com/btcsuite/btcd/btcutil v1.0.0/go.mod h1:Uoxwv0pqYWhD//tfTiipkxNfdhG9UrLwaeswfjfdF0A=
 github.com/btcsuite/btcd/btcutil v1.1.0/go.mod h1:5OapHB7A2hBBWLm48mmw4MOHNJCcUBTwmWH/0Jn8VHE=
-github.com/btcsuite/btcd/btcutil v1.1.3 h1:xfbtw8lwpp0G6NwSHb+UE67ryTFHJAiNuipusjXSohQ=
+github.com/btcsuite/btcd/btcutil v1.1.5 h1:+wER79R5670vs/ZusMTF1yTcRYE5GUsFbdjdisflzM8=
-github.com/btcsuite/btcd/btcutil v1.1.3/go.mod h1:UR7dsSJzJUfMmFiiLlIrMq1lS9jh9EdCV7FStZSnpi0=
+github.com/btcsuite/btcd/btcutil v1.1.5/go.mod h1:PSZZ4UitpLBWzxGd5VGOrLnmOjtPP/a6HaFo12zMs00=
 github.com/btcsuite/btcd/chaincfg/chainhash v1.0.0/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
 github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
 github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 h1:59Kx4K6lzOW5w6nFlA0v5+lk/6sjybR934QNHSJZPTQ=
@@ -29,6 +33,11 @@ github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku
 github.com/btcsuite/snappy-go v1.0.0/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
 github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792/go.mod h1:ghJtEyQwv5/p4Mg4C0fgbePVuGr935/5ddU9Z3TmDRY=
 github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46fmI40EZs=
+github.com/bytedance/sonic v1.12.10 h1:uVCQr6oS5669E9ZVW0HyksTLfNS7Q/9hV6IVS4nEMsI=
+github.com/bytedance/sonic v1.12.10/go.mod h1:uVvFidNmlt9+wa31S1urfwwthTWteBgG0hWuoKAXTx8=
+github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=
+github.com/bytedance/sonic/loader v0.2.3 h1:yctD0Q3v2NOGfSWPLPvG2ggA2kV6TS6s4wioyEqssH0=
+github.com/bytedance/sonic/loader v0.2.3/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
 github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/chzyer/logex v1.1.10 h1:Swpa1K6QvQznwJRcfTfQJmTE72DqScAa40E+fbHEXEE=
@@ -37,6 +46,9 @@ github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e h1:fY5BOSpyZCqRo5O
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1 h1:q763qf9huN11kDQavWsoZXJNW3xEE4JJyHa5Q25/sd8=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
+github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
+github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
+github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
 github.com/coder/websocket v1.8.12 h1:5bUXkEPPIbewrnkU8LTCLVaxi4N4J8ahufH2vlo4NAo=
 github.com/coder/websocket v1.8.12/go.mod h1:LNVeNrXQZfe5qhS9ALED3uA+l5pPqvwXg3CKoDBB2gs=
 github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -56,20 +68,23 @@ github.com/dgryski/go-farm v0.0.0-20200201041132-a6ae2369ad13 h1:fAjc9m62+UWV/WA
 github.com/dgryski/go-farm v0.0.0-20200201041132-a6ae2369ad13/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/dvyukov/go-fuzz v0.0.0-20200318091601-be3528f3a813/go.mod h1:11Gm+ccJnvAhCNLlf5+cS9KjtbaD5I5zaZpFMsTHWTw=
 github.com/elliotchance/pie/v2 v2.7.0 h1:FqoIKg4uj0G/CrLGuMS9ejnFKa92lxE1dEgBD3pShXg=
 github.com/elliotchance/pie/v2 v2.7.0/go.mod h1:18t0dgGFH006g4eVdDtWfgFZPQEgl10IoEO8YWEq3Og=
-github.com/fasthttp/websocket v1.5.7 h1:0a6o2OfeATvtGgoMKleURhLT6JqWPg7fYfWnH4KHau4=
+github.com/elnosh/gonuts v0.3.1-0.20250123162555-7c0381a585e3 h1:k7evIqJ2BtFn191DgY/b03N2bMYA/iQwzr4f/uHYn20=
-github.com/fasthttp/websocket v1.5.7/go.mod h1:bC4fxSono9czeXHQUVKxsC0sNjbm7lPJR04GDFqClfU=
+github.com/elnosh/gonuts v0.3.1-0.20250123162555-7c0381a585e3/go.mod h1:vgZomh4YQk7R3w4ltZc0sHwCmndfHkuX6V4sga/8oNs=
+github.com/fasthttp/websocket v1.5.12 h1:e4RGPpWW2HTbL3zV0Y/t7g0ub294LkiuXXUuTOUInlE=
+github.com/fasthttp/websocket v1.5.12/go.mod h1:I+liyL7/4moHojiOgUOIKEWm9EIxHqxZChS+aMFltyg=
 github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
-github.com/fiatjaf/cli/v3 v3.0.0-20240723181502-e7dd498b16ae h1:0B/1dU3YECIbPoBIRTQ4c0scZCNz9TVHtQpiODGrTTo=
+github.com/fiatjaf/eventstore v0.15.0 h1:5UXe0+vIb30/cYcOWipks8nR3g+X8W224TFy5yPzivk=
-github.com/fiatjaf/cli/v3 v3.0.0-20240723181502-e7dd498b16ae/go.mod h1:aAWPO4bixZZxPtOnH6K3q4GbQ0jftUNDW9Oa861IRew=
+github.com/fiatjaf/eventstore v0.15.0/go.mod h1:KAsld5BhkmSck48aF11Txu8X+OGNmoabw4TlYVWqInc=
-github.com/fiatjaf/eventstore v0.14.2 h1:1XOLLEBCGQNQ1rLaO8mcfTQydcetPOqb/uRK8zOnOSI=
+github.com/fiatjaf/khatru v0.16.0 h1:xgGwnnOqE3989wEWm7c/z6Y6g4X92BFe/Xp1UWQ3Zmc=
-github.com/fiatjaf/eventstore v0.14.2/go.mod h1:XmYZSdFxsY+cwfpdzVG61M7pemcmqlZwDfDGFC8WwWo=
+github.com/fiatjaf/khatru v0.16.0/go.mod h1:TLcMgPy3IAPh40VGYq6m+gxEMpDKHj+sumqcuvbSogc=
-github.com/fiatjaf/khatru v0.14.0 h1:zpWlAA87XBpDKBPIDbAuNw/HpKXzyt5XHVDbSvUbmDo=
-github.com/fiatjaf/khatru v0.14.0/go.mod h1:uxE5e8DBXPZqbHjr/gfatQas5bEJIMmsOCDcdF4LoRQ=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
+github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv5E=
+github.com/fxamacker/cbor/v2 v2.7.0/go.mod h1:pxXPTn3joSm21Gbwsv0w9OSA2y1HFR9qXEeXQVeNoDQ=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
 github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
@@ -82,6 +97,9 @@ github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
 github.com/graph-gophers/dataloader/v7 v7.1.0 h1:Wn8HGF/q7MNXcvfaBnLEPEFJttVHR8zuEqP1obys/oc=
 github.com/graph-gophers/dataloader/v7 v7.1.0/go.mod h1:1bKE0Dm6OUcTB/OAuYVOZctgIz7Q3d0XrYtlIzTgg6Q=
 github.com/hablullah/go-hijri v1.0.2 h1:drT/MZpSZJQXo7jftf5fthArShcaMtsal0Zf/dnmp6k=
@@ -99,12 +117,18 @@ github.com/jrick/logrotate v1.0.0/go.mod h1:LNinyqDIJnpAur+b8yyulnQw/wDuN1+BYKlT
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
-github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc=
+github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
-github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0=
+github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
+github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
+github.com/klauspost/cpuid/v2 v2.2.10 h1:tBs3QSyvjDyFTq3uoc/9xFpCuOsJQFNPiAhYdw2skhE=
+github.com/klauspost/cpuid/v2 v2.2.10/go.mod h1:hqwkgyIinND0mEev00jJYCxPNVRVXFQeu1XKlok6oO0=
+github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M=
 github.com/magefile/mage v1.14.0 h1:6QDX3g6z1YvJ4olPhT1wksUcSa/V0a1B+pJb73fBjyo=
 github.com/magefile/mage v1.14.0/go.mod h1:z5UZb/iS3GoOSn0JgWuiw7dxlurVYTu+/jHXqQg881A=
 github.com/mailru/easyjson v0.9.0 h1:PrnmzHw7262yW8sTBwxi1PdJA3Iw/EKBa8psRf7d9a4=
 github.com/mailru/easyjson v0.9.0/go.mod h1:1+xMtQp2MRNVL/V1bOzuP3aP8VNwRW55fQUto+XFtTU=
+github.com/mark3labs/mcp-go v0.8.3 h1:IzlyN8BaP4YwUMUDqxOGJhGdZXEDQiAPX43dNPgnzrg=
+github.com/mark3labs/mcp-go v0.8.3/go.mod h1:cjMlBU0cv/cj9kjlgmRhoJ5JREdS7YX83xeIG9Ko/jE=
 github.com/markusmobius/go-dateparser v1.2.3 h1:TvrsIvr5uk+3v6poDjaicnAFJ5IgtFHgLiuMY2Eb7Nw=
 github.com/markusmobius/go-dateparser v1.2.3/go.mod h1:cMwQRrBUQlK1UI5TIFHEcvpsMbkWrQLXuaPNMFzuYLk=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
@@ -112,13 +136,15 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/minio/simdjson-go v0.4.5 h1:r4IQwjRGmWCQ2VeMc7fGiilu1z5du0gJ/I/FsKwgo5A=
+github.com/minio/simdjson-go v0.4.5/go.mod h1:eoNz0DcLQRyEDeaPr4Ru6JpjlZPzbA0IodxVJk8lO8E=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
-github.com/nbd-wtf/go-nostr v0.47.3 h1:KM86+0rLa8jPvt11akST1T0ffhrs6KpzvJ2CLYo765c=
+github.com/nbd-wtf/go-nostr v0.50.3 h1:mRUJLOkCqnNTAwvjtSRogJyN3SUv1lze1UgnmqUBN0Q=
-github.com/nbd-wtf/go-nostr v0.47.3/go.mod h1:O6n8bv+KktkEs+4svL7KN/OSnOWB5LzcZbuKjxnpRD0=
+github.com/nbd-wtf/go-nostr v0.50.3/go.mod h1:XJyV09CfSZCtuf1ApdQFc+3RuEYzt4E/pbXn+doA8tQ=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
@@ -132,15 +158,21 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/puzpuzpuz/xsync/v3 v3.4.0 h1:DuVBAdXuGFHv8adVXjWWZ63pJq+NRXOWVXlKDBZ+mJ4=
+github.com/puzpuzpuz/xsync/v3 v3.5.0 h1:i+cMcpEDY1BkNm7lPDkCtE4oElsYLn+EKF8kAu2vXT4=
-github.com/puzpuzpuz/xsync/v3 v3.4.0/go.mod h1:VjzYrABPabuM4KyBh1Ftq6u8nhwY5tBPKP9jpmh0nnA=
+github.com/puzpuzpuz/xsync/v3 v3.5.0/go.mod h1:VjzYrABPabuM4KyBh1Ftq6u8nhwY5tBPKP9jpmh0nnA=
 github.com/rs/cors v1.11.1 h1:eU3gRzXLRK57F5rKMGMZURNdIG4EoAmX8k94r9wXWHA=
 github.com/rs/cors v1.11.1/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=
-github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee h1:8Iv5m6xEo1NR1AvpV+7XmhI4r39LGNzwUL4YpMuL5vk=
+github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38 h1:D0vL7YNisV2yqE55+q0lFuGse6U8lxlg7fYTctlT5Gc=
-github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee/go.mod h1:qwtSXrKuJh/zsFQ12yEE89xfCrGKK63Rr7ctU/uCo4g=
+github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38/go.mod h1:sM7Mt7uEoCeFSCBM+qBrqvEo+/9vdmj19wzp3yzUhmg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc=
@@ -153,21 +185,31 @@ github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JT
 github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/tidwall/pretty v1.2.1 h1:qjsOFOWWQl+N3RsoF5/ssm1pHmJJwhjlSbZ51I6wMl4=
 github.com/tidwall/pretty v1.2.1/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
+github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
+github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
+github.com/urfave/cli/v3 v3.0.0-beta1 h1:6DTaaUarcM0wX7qj5Hcvs+5Dm3dyUTBbEwIWAjcw9Zg=
+github.com/urfave/cli/v3 v3.0.0-beta1/go.mod h1:FnIeEMYu+ko8zP1F9Ypr3xkZMIDqW3DR92yUtY39q1Y=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/valyala/fasthttp v1.51.0 h1:8b30A5JlZ6C7AS81RsWjYMQmrZG6feChmgAolCl1SqA=
+github.com/valyala/fasthttp v1.58.0 h1:GGB2dWxSbEprU9j0iMJHgdKYJVDyjrOwF9RE59PbRuE=
-github.com/valyala/fasthttp v1.51.0/go.mod h1:oI2XroL+lI7vdXyYoQk03bXBThfFl2cVdIA3Xl7cH8g=
+github.com/valyala/fasthttp v1.58.0/go.mod h1:SYXvHHaFp7QZHGKSHmoMipInhrI5StHrhDTYVEjK/Kw=
 github.com/wasilibs/go-re2 v1.3.0 h1:LFhBNzoStM3wMie6rN2slD1cuYH2CGiHpvNL3UtcsMw=
 github.com/wasilibs/go-re2 v1.3.0/go.mod h1:AafrCXVvGRJJOImMajgJ2M7rVmWyisVK7sFshbxnVrg=
 github.com/wasilibs/nottinygc v0.4.0 h1:h1TJMihMC4neN6Zq+WKpLxgd9xCFMw7O9ETLwY2exJQ=
 github.com/wasilibs/nottinygc v0.4.0/go.mod h1:oDcIotskuYNMpqMF23l7Z8uzD4TC0WXHK8jetlB3HIo=
+github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
+github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
+github.com/xyproto/randomstring v1.0.5 h1:YtlWPoRdgMu3NZtP45drfy1GKoojuR7hmRcnhZqKjWU=
+github.com/xyproto/randomstring v1.0.5/go.mod h1:rgmS5DeNXLivK7YprL0pY+lTuhNQW3iGxZ18UQApw/E=
+golang.org/x/arch v0.15.0 h1:QtOrQd0bTUnhNVNndMpLHNWrDmYzZ2KDqSrEymqInZw=
+golang.org/x/arch v0.15.0/go.mod h1:JmwW7aLIoRUKgaTzhkiEFxvcEiQGyOg9BMonBJUS7EE=
 golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.32.0 h1:euUpcYgM8WcP71gNpTqQCn6rC2t6ULUPiOzfWaXVVfc=
 golang.org/x/crypto v0.32.0/go.mod h1:ZnnJkOaASj8g0AjIduWNlq2NRxL0PlBrbKVyZ6V/Ugc=
-golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8 h1:yqrTHse8TCMW1M1ZCP+VAR/l0kKxwaAIqN/il7x4voA=
+golang.org/x/exp v0.0.0-20250210185358-939b2ce775ac h1:l5+whBCLH3iH2ZNHYLbAe58bo7yrN4mVcnkHDYz5vvs=
-golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8/go.mod h1:tujkw807nyEEAamNbDrEGzRav+ilXA7PCRAd6xsmwiU=
+golang.org/x/exp v0.0.0-20250210185358-939b2ce775ac/go.mod h1:hH+7mtFmImwwcMvScyxUhjuVHR3HGaDPMn9rMSUUbxo=
 golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
@@ -187,8 +229,8 @@ golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
+golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
-golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
@@ -212,3 +254,4 @@ gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+nullprogram.com/x/optparse v1.0.0/go.mod h1:KdyPE+Igbe0jQUrVfMqDMeJQIJZEuyV7pjYmp6pbG50=

helpers.go

@@ -4,102 +4,120 @@ import (
 	"bufio"
 	"context"
 	"fmt"
+	"iter"
 	"math/rand"
 	"net/http"
 	"net/textproto"
 	"net/url"
 	"os"
+	"slices"
 	"strings"
 	"time"
 
 	"github.com/fatih/color"
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	jsoniter "github.com/json-iterator/go"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/sdk"
 )
 
-var sys = sdk.NewSystem()
+var sys *sdk.System
+
+var (
+	hintsFilePath   string
+	hintsFileExists bool
+)
 
 var json = jsoniter.ConfigFastest
 
-func init() {
-	sys.Pool = nostr.NewSimplePool(context.Background(),
-		nostr.WithRelayOptions(
-			nostr.WithRequestHeader(http.Header{textproto.CanonicalMIMEHeaderKey("user-agent"): {"nak/b"}}),
-		),
-	)
-}
-
 const (
 	LINE_PROCESSING_ERROR = iota
 )
 
-var log = func(msg string, args ...any) {
+var (
-	fmt.Fprintf(color.Error, msg, args...)
+	log        = func(msg string, args ...any) { fmt.Fprintf(color.Error, msg, args...) }
-}
+	logverbose = func(msg string, args ...any) {} // by default do nothing
-
+	stdout     = fmt.Println
-var stdout = fmt.Println
+)
 
 func isPiped() bool {
 	stat, _ := os.Stdin.Stat()
 	return stat.Mode()&os.ModeCharDevice == 0
 }
 
-func getStdinLinesOrBlank() chan string {
+func getJsonsOrBlank() iter.Seq[string] {
-	multi := make(chan string)
+	var curr strings.Builder
-	if hasStdinLines := writeStdinLinesOrNothing(multi); !hasStdinLines {
+
-		single := make(chan string, 1)
+	return func(yield func(string) bool) {
-		single <- ""
+		hasStdin := writeStdinLinesOrNothing(func(stdinLine string) bool {
-		close(single)
+			// we're look for an event, but it may be in multiple lines, so if json parsing fails
-		return single
+			// we'll try the next line until we're successful
-	} else {
+			curr.WriteString(stdinLine)
-		return multi
+			stdinEvent := curr.String()
+
+			var dummy any
+			if err := json.Unmarshal([]byte(stdinEvent), &dummy); err != nil {
+				return true
+			}
+
+			if !yield(stdinEvent) {
+				return false
+			}
+
+			curr.Reset()
+			return true
+		})
+
+		if !hasStdin {
+			yield("{}")
+		}
 	}
 }
 
-func getStdinLinesOrArguments(args cli.Args) chan string {
+func getStdinLinesOrBlank() iter.Seq[string] {
+	return func(yield func(string) bool) {
+		hasStdin := writeStdinLinesOrNothing(func(stdinLine string) bool {
+			if !yield(stdinLine) {
+				return false
+			}
+			return true
+		})
+
+		if !hasStdin {
+			yield("")
+		}
+	}
+}
+
+func getStdinLinesOrArguments(args cli.Args) iter.Seq[string] {
 	return getStdinLinesOrArgumentsFromSlice(args.Slice())
 }
 
-func getStdinLinesOrArgumentsFromSlice(args []string) chan string {
+func getStdinLinesOrArgumentsFromSlice(args []string) iter.Seq[string] {
 	// try the first argument
 	if len(args) > 0 {
-		argsCh := make(chan string, 1)
+		return slices.Values(args)
-		go func() {
-			for _, arg := range args {
-				argsCh <- arg
-			}
-			close(argsCh)
-		}()
-		return argsCh
 	}
 
 	// try the stdin
-	multi := make(chan string)
+	return func(yield func(string) bool) {
-	if !writeStdinLinesOrNothing(multi) {
+		writeStdinLinesOrNothing(yield)
-		close(multi)
 	}
-	return multi
 }
 
-func writeStdinLinesOrNothing(ch chan string) (hasStdinLines bool) {
+func writeStdinLinesOrNothing(yield func(string) bool) (hasStdinLines bool) {
 	if isPiped() {
 		// piped
-		go func() {
+		scanner := bufio.NewScanner(os.Stdin)
-			scanner := bufio.NewScanner(os.Stdin)
+		scanner.Buffer(make([]byte, 16*1024*1024), 256*1024*1024)
-			scanner.Buffer(make([]byte, 16*1024*1024), 256*1024*1024)
+		hasEmittedAtLeastOne := false
-			hasEmittedAtLeastOne := false
+		for scanner.Scan() {
-			for scanner.Scan() {
+			if !yield(strings.TrimSpace(scanner.Text())) {
-				ch <- strings.TrimSpace(scanner.Text())
+				return
-				hasEmittedAtLeastOne = true
 			}
-			if !hasEmittedAtLeastOne {
+			hasEmittedAtLeastOne = true
-				ch <- ""
+		}
-			}
+		return hasEmittedAtLeastOne
-			close(ch)
-		}()
-		return true
 	} else {
 		// not piped
 		return false
@@ -215,3 +233,17 @@ func randString(n int) string {
 func leftPadKey(k string) string {
 	return strings.Repeat("0", 64-len(k)) + k
 }
+
+var colors = struct {
+	reset   func(...any) (int, error)
+	italic  func(...any) string
+	italicf func(string, ...any) string
+	bold    func(...any) string
+	boldf   func(string, ...any) string
+}{
+	color.New(color.Reset).Print,
+	color.New(color.Italic).Sprint,
+	color.New(color.Italic).Sprintf,
+	color.New(color.Bold).Sprint,
+	color.New(color.Bold).Sprintf,
+}

helpers_key.go

@@ -9,7 +9,7 @@ import (
 
 	"github.com/chzyer/readline"
 	"github.com/fatih/color"
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/keyer"
 	"github.com/nbd-wtf/go-nostr/nip19"
@@ -20,7 +20,7 @@ import (
 var defaultKeyFlags = []cli.Flag{
 	&cli.StringFlag{
 		Name:        "sec",
-		Usage:       "secret key to sign the event, as nsec, ncryptsec or hex, or a bunker URL",
+		Usage:       "secret key to sign the event, as nsec, ncryptsec or hex, or a bunker URL, it is more secure to use the environment variable NOSTR_SECRET_KEY than this flag",
 		DefaultText: "the key '1'",
 		Aliases:     []string{"connect"},
 		Category:    CATEGORY_SIGNER,
@@ -32,7 +32,7 @@ var defaultKeyFlags = []cli.Flag{
 	},
 	&cli.StringFlag{
 		Name:        "connect-as",
-		Usage:       "private key to use when communicating with NIP-46 bunkers",
+		Usage:       "private key to use when communicating with nip46 bunkers",
 		DefaultText: "a random key",
 		Category:    CATEGORY_SIGNER,
 		Sources:     cli.EnvVars("NOSTR_CLIENT_KEY"),

key.go

@@ -9,7 +9,7 @@ import (
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/schnorr/musig2"
 	"github.com/decred/dcrd/dcrec/secp256k1/v4"
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip19"
 	"github.com/nbd-wtf/go-nostr/nip49"
@@ -17,7 +17,7 @@ import (
 
 var key = &cli.Command{
 	Name:                      "key",
-	Usage:                     "operations on secret keys: generate, derive, encrypt, decrypt.",
+	Usage:                     "operations on secret keys: generate, derive, encrypt, decrypt",
 	Description:               ``,
 	DisableSliceFlagSeparator: true,
 	Commands: []*cli.Command{
@@ -71,7 +71,7 @@ var public = &cli.Command{
 var encryptKey = &cli.Command{
 	Name:                      "encrypt",
 	Usage:                     "encrypts a secret key and prints an ncryptsec code",
-	Description:               `uses the NIP-49 standard.`,
+	Description:               `uses the nip49 standard.`,
 	ArgsUsage:                 "<secret> <password>",
 	DisableSliceFlagSeparator: true,
 	Flags: []cli.Flag{
@@ -110,7 +110,7 @@ var encryptKey = &cli.Command{
 var decryptKey = &cli.Command{
 	Name:                      "decrypt",
 	Usage:                     "takes an ncrypsec and a password and decrypts it into an nsec",
-	Description:               `uses the NIP-49 standard.`,
+	Description:               `uses the nip49 standard.`,
 	ArgsUsage:                 "<ncryptsec-code> <password>",
 	DisableSliceFlagSeparator: true,
 	Action: func(ctx context.Context, c *cli.Command) error {

main.go

@@ -2,9 +2,15 @@ package main
 
 import (
 	"context"
+	"net/http"
+	"net/textproto"
 	"os"
+	"path/filepath"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/sdk"
+	"github.com/nbd-wtf/go-nostr/sdk/hints/memoryh"
+	"github.com/urfave/cli/v3"
 )
 
 var version string = "debug"
@@ -13,14 +19,13 @@ var app = &cli.Command{
 	Name:                      "nak",
 	Suggest:                   true,
 	UseShortOptionHandling:    true,
-	AllowFlagsAfterArguments:  true,
 	Usage:                     "the nostr army knife command-line tool",
 	DisableSliceFlagSeparator: true,
 	Commands: []*cli.Command{
-		req,
-		count,
-		fetch,
 		event,
+		req,
+		fetch,
+		count,
 		decode,
 		encode,
 		key,
@@ -28,16 +33,25 @@ var app = &cli.Command{
 		relay,
 		bunker,
 		serve,
+		blossomCmd,
 		encrypt,
 		decrypt,
+		outbox,
+		wallet,
+		mcpServer,
+		curl,
+		dvm,
 	},
 	Version: version,
 	Flags: []cli.Flag{
+		&cli.StringFlag{
+			Name:   "config-path",
+			Hidden: true,
+		},
 		&cli.BoolFlag{
-			Name:       "quiet",
+			Name:    "quiet",
-			Usage:      "do not print logs and info messages to stderr, use -qq to also not print anything to stdout",
+			Usage:   "do not print logs and info messages to stderr, use -qq to also not print anything to stdout",
-			Aliases:    []string{"q"},
+			Aliases: []string{"q"},
-			Persistent: true,
 			Action: func(ctx context.Context, c *cli.Command, b bool) error {
 				q := c.Count("quiet")
 				if q >= 1 {
@@ -49,12 +63,95 @@ var app = &cli.Command{
 				return nil
 			},
 		},
+		&cli.BoolFlag{
+			Name:    "verbose",
+			Usage:   "print more stuff than normally",
+			Aliases: []string{"v"},
+			Action: func(ctx context.Context, c *cli.Command, b bool) error {
+				v := c.Count("verbose")
+				if v >= 1 {
+					logverbose = log
+				}
+				return nil
+			},
+		},
+	},
+	Before: func(ctx context.Context, c *cli.Command) (context.Context, error) {
+		configPath := c.String("config-path")
+		if configPath == "" {
+			if home, err := os.UserHomeDir(); err == nil {
+				configPath = filepath.Join(home, ".config/nak")
+			}
+		}
+		if configPath != "" {
+			hintsFilePath = filepath.Join(configPath, "outbox/hints.db")
+		}
+		if hintsFilePath != "" {
+			if _, err := os.Stat(hintsFilePath); !os.IsNotExist(err) {
+				hintsFileExists = true
+			}
+		}
+
+		if hintsFilePath != "" {
+			if data, err := os.ReadFile(hintsFilePath); err == nil {
+				hintsdb := memoryh.NewHintDB()
+				if err := json.Unmarshal(data, &hintsdb); err == nil {
+					sys = sdk.NewSystem(
+						sdk.WithHintsDB(hintsdb),
+					)
+					goto systemOperational
+				}
+			}
+		}
+
+		sys = sdk.NewSystem()
+
+	systemOperational:
+		sys.Pool = nostr.NewSimplePool(context.Background(),
+			nostr.WithAuthorKindQueryMiddleware(sys.TrackQueryAttempts),
+			nostr.WithEventMiddleware(sys.TrackEventHints),
+			nostr.WithRelayOptions(
+				nostr.WithRequestHeader(http.Header{textproto.CanonicalMIMEHeaderKey("user-agent"): {"nak/b"}}),
+			),
+		)
+
+		return ctx, nil
+	},
+	After: func(ctx context.Context, c *cli.Command) error {
+		// save hints database on exit
+		if hintsFileExists {
+			data, err := json.Marshal(sys.Hints)
+			if err != nil {
+				return err
+			}
+			return os.WriteFile(hintsFilePath, data, 0644)
+		}
+
+		return nil
 	},
 }
 
 func main() {
+	defer colors.reset()
+
+	cli.VersionFlag = &cli.BoolFlag{
+		Name:  "version",
+		Usage: "prints the version",
+	}
+
+	// a megahack to enable this curl command proxy
+	if len(os.Args) > 2 && os.Args[1] == "curl" {
+		if err := realCurl(); err != nil {
+			stdout(err)
+			colors.reset()
+			os.Exit(1)
+		}
+		return
+	}
+
 	if err := app.Run(context.Background(), os.Args); err != nil {
 		stdout(err)
+		colors.reset()
 		os.Exit(1)
 	}
 }

mcp.go

@@ -0,0 +1,244 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/mark3labs/mcp-go/mcp"
+	"github.com/mark3labs/mcp-go/server"
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip19"
+	"github.com/nbd-wtf/go-nostr/sdk"
+	"github.com/urfave/cli/v3"
+)
+
+var mcpServer = &cli.Command{
+	Name:                      "mcp",
+	Usage:                     "pander to the AI gods",
+	Description:               ``,
+	DisableSliceFlagSeparator: true,
+	Flags:                     []cli.Flag{},
+	Action: func(ctx context.Context, c *cli.Command) error {
+		s := server.NewMCPServer(
+			"nak",
+			version,
+		)
+
+		s.AddTool(mcp.NewTool("publish_note",
+			mcp.WithDescription("Publish a short note event to Nostr with the given text content"),
+			mcp.WithString("relay",
+				mcp.Description("Relay to publish the note to"),
+			),
+			mcp.WithString("content",
+				mcp.Required(),
+				mcp.Description("Arbitrary string to be published"),
+			),
+			mcp.WithString("mention",
+				mcp.Required(),
+				mcp.Description("Nostr user's public key to be mentioned"),
+			),
+		), func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			content, _ := request.Params.Arguments["content"].(string)
+			mention, _ := request.Params.Arguments["mention"].(string)
+			relayI, ok := request.Params.Arguments["relay"]
+			var relay string
+			if ok {
+				relay, _ = relayI.(string)
+			}
+
+			if mention != "" && !nostr.IsValidPublicKey(mention) {
+				return mcp.NewToolResultError("the given mention isn't a valid public key, it must be 32 bytes hex, like the ones returned by search_profile"), nil
+			}
+
+			sk := os.Getenv("NOSTR_SECRET_KEY")
+			if sk == "" {
+				sk = "0000000000000000000000000000000000000000000000000000000000000001"
+			}
+			var relays []string
+
+			evt := nostr.Event{
+				Kind:      1,
+				Tags:      nostr.Tags{{"client", "goose/nak"}},
+				Content:   content,
+				CreatedAt: nostr.Now(),
+			}
+
+			if mention != "" {
+				evt.Tags = append(evt.Tags, nostr.Tag{"p", mention})
+				// their inbox relays
+				relays = sys.FetchInboxRelays(ctx, mention, 3)
+			}
+
+			evt.Sign(sk)
+
+			// our write relays
+			relays = append(relays, sys.FetchOutboxRelays(ctx, evt.PubKey, 3)...)
+
+			if len(relays) == 0 {
+				relays = []string{"nos.lol", "relay.damus.io"}
+			}
+
+			// extra relay specified
+			relays = append(relays, relay)
+
+			result := strings.Builder{}
+			result.WriteString(
+				fmt.Sprintf("the event we generated has id '%s', kind '%d' and is signed by pubkey '%s'. ",
+					evt.ID,
+					evt.Kind,
+					evt.PubKey,
+				),
+			)
+
+			for res := range sys.Pool.PublishMany(ctx, relays, evt) {
+				if res.Error != nil {
+					result.WriteString(
+						fmt.Sprintf("there was an error publishing the event to the relay %s. ",
+							res.RelayURL),
+					)
+				} else {
+					result.WriteString(
+						fmt.Sprintf("the event was successfully published to the relay %s. ",
+							res.RelayURL),
+					)
+				}
+			}
+
+			return mcp.NewToolResultText(result.String()), nil
+		})
+
+		s.AddTool(mcp.NewTool("resolve_nostr_uri",
+			mcp.WithDescription("Resolve URIs prefixed with nostr:, including nostr:nevent1..., nostr:npub1..., nostr:nprofile1... and nostr:naddr1..."),
+			mcp.WithString("uri",
+				mcp.Required(),
+				mcp.Description("URI to be resolved"),
+			),
+		), func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			uri, _ := request.Params.Arguments["uri"].(string)
+			if strings.HasPrefix(uri, "nostr:") {
+				uri = uri[6:]
+			}
+
+			prefix, data, err := nip19.Decode(uri)
+			if err != nil {
+				return mcp.NewToolResultError("this Nostr uri is invalid"), nil
+			}
+
+			switch prefix {
+			case "npub":
+				pm := sys.FetchProfileMetadata(ctx, data.(string))
+				return mcp.NewToolResultText(
+					fmt.Sprintf("this is a Nostr profile named '%s', their public key is '%s'",
+						pm.ShortName(), pm.PubKey),
+				), nil
+			case "nprofile":
+				pm, _ := sys.FetchProfileFromInput(ctx, uri)
+				return mcp.NewToolResultText(
+					fmt.Sprintf("this is a Nostr profile named '%s', their public key is '%s'",
+						pm.ShortName(), pm.PubKey),
+				), nil
+			case "nevent":
+				event, _, err := sys.FetchSpecificEventFromInput(ctx, uri, sdk.FetchSpecificEventParameters{
+					WithRelays: false,
+				})
+				if err != nil {
+					return mcp.NewToolResultError("Couldn't find this event anywhere"), nil
+				}
+
+				return mcp.NewToolResultText(
+					fmt.Sprintf("this is a Nostr event: %s", event),
+				), nil
+			case "naddr":
+				return mcp.NewToolResultError("For now we can't handle this kind of Nostr uri"), nil
+			default:
+				return mcp.NewToolResultError("We don't know how to handle this Nostr uri"), nil
+			}
+		})
+
+		s.AddTool(mcp.NewTool("search_profile",
+			mcp.WithDescription("Search for the public key of a Nostr user given their name"),
+			mcp.WithString("name",
+				mcp.Required(),
+				mcp.Description("Name to be searched"),
+			),
+		), func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			name, _ := request.Params.Arguments["name"].(string)
+			re := sys.Pool.QuerySingle(ctx, []string{"relay.nostr.band", "nostr.wine"}, nostr.Filter{Search: name, Kinds: []int{0}})
+			if re == nil {
+				return mcp.NewToolResultError("couldn't find anyone with that name"), nil
+			}
+
+			return mcp.NewToolResultText(re.PubKey), nil
+		})
+
+		s.AddTool(mcp.NewTool("get_outbox_relay_for_pubkey",
+			mcp.WithDescription("Get the best relay from where to read notes from a specific Nostr user"),
+			mcp.WithString("pubkey",
+				mcp.Required(),
+				mcp.Description("Public key of Nostr user we want to know the relay from where to read"),
+			),
+		), func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			pubkey, _ := request.Params.Arguments["pubkey"].(string)
+			res := sys.FetchOutboxRelays(ctx, pubkey, 1)
+			return mcp.NewToolResultText(res[0]), nil
+		})
+
+		s.AddTool(mcp.NewTool("read_events_from_relay",
+			mcp.WithDescription("Makes a REQ query to one relay using the specified parameters, this can be used to fetch notes from a profile"),
+			mcp.WithNumber("kind",
+				mcp.Required(),
+				mcp.Description("event kind number to include in the 'kinds' field"),
+			),
+			mcp.WithString("pubkey",
+				mcp.Description("pubkey to include in the 'authors' field"),
+			),
+			mcp.WithNumber("limit",
+				mcp.Required(),
+				mcp.Description("maximum number of events to query"),
+			),
+			mcp.WithString("relay",
+				mcp.Required(),
+				mcp.Description("relay URL to send the query to"),
+			),
+		), func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+			relay, _ := request.Params.Arguments["relay"].(string)
+			limit, _ := request.Params.Arguments["limit"].(int)
+			kind, _ := request.Params.Arguments["kind"].(int)
+			pubkeyI, ok := request.Params.Arguments["pubkey"]
+			var pubkey string
+			if ok {
+				pubkey, _ = pubkeyI.(string)
+			}
+
+			if pubkey != "" && !nostr.IsValidPublicKey(pubkey) {
+				return mcp.NewToolResultError("the given pubkey isn't a valid public key, it must be 32 bytes hex, like the ones returned by search_profile"), nil
+			}
+
+			filter := nostr.Filter{
+				Limit: limit,
+				Kinds: []int{kind},
+			}
+			if pubkey != "" {
+				filter.Authors = []string{pubkey}
+			}
+
+			events := sys.Pool.FetchMany(ctx, []string{relay}, filter)
+
+			result := strings.Builder{}
+			for ie := range events {
+				result.WriteString("author public key: ")
+				result.WriteString(ie.PubKey)
+				result.WriteString("content: '")
+				result.WriteString(ie.Content)
+				result.WriteString("'")
+				result.WriteString("\n---\n")
+			}
+
+			return mcp.NewToolResultText(result.String()), nil
+		})
+
+		return server.ServeStdio(s)
+	},
+}

outbox.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/urfave/cli/v3"
+	"github.com/nbd-wtf/go-nostr"
+)
+
+var outbox = &cli.Command{
+	Name:                      "outbox",
+	Usage:                     "manage outbox relay hints database",
+	DisableSliceFlagSeparator: true,
+	Commands: []*cli.Command{
+		{
+			Name:                      "init",
+			Usage:                     "initialize the outbox hints database",
+			DisableSliceFlagSeparator: true,
+			Action: func(ctx context.Context, c *cli.Command) error {
+				if hintsFileExists {
+					return nil
+				}
+				if hintsFilePath == "" {
+					return fmt.Errorf("couldn't find a place to store the hints, pass --config-path to fix.")
+				}
+
+				if err := os.MkdirAll(filepath.Dir(hintsFilePath), 0777); err == nil {
+					if err := os.WriteFile(hintsFilePath, []byte("{}"), 0644); err != nil {
+						return fmt.Errorf("failed to create hints database: %w", err)
+					}
+				}
+
+				log("initialized hints database at %s\n", hintsFilePath)
+				return nil
+			},
+		},
+		{
+			Name:                      "list",
+			Usage:                     "list outbox relays for a given pubkey",
+			ArgsUsage:                 "<pubkey>",
+			DisableSliceFlagSeparator: true,
+			Action: func(ctx context.Context, c *cli.Command) error {
+				if !hintsFileExists {
+					log("running with temporary fragile data.\n")
+					log("call `nak outbox init` to setup persistence.\n")
+				}
+
+				if c.Args().Len() != 1 {
+					return fmt.Errorf("expected exactly one argument (pubkey)")
+				}
+
+				pubkey := c.Args().First()
+				if !nostr.IsValidPublicKey(pubkey) {
+					return fmt.Errorf("invalid public key: %s", pubkey)
+				}
+
+				for _, relay := range sys.FetchOutboxRelays(ctx, pubkey, 6) {
+					stdout(relay)
+				}
+
+				return nil
+			},
+		},
+	},
+}

paginate.go

@@ -1,76 +0,0 @@
-package main
-
-import (
-	"context"
-	"math"
-	"slices"
-	"time"
-
-	"github.com/nbd-wtf/go-nostr"
-)
-
-func paginateWithParams(
-	interval time.Duration,
-	globalLimit uint64,
-) func(ctx context.Context, urls []string, filters nostr.Filters, opts ...nostr.SubscriptionOption) chan nostr.RelayEvent {
-	return func(ctx context.Context, urls []string, filters nostr.Filters, opts ...nostr.SubscriptionOption) chan nostr.RelayEvent {
-		// filters will always be just one
-		filter := filters[0]
-
-		nextUntil := nostr.Now()
-		if filter.Until != nil {
-			nextUntil = *filter.Until
-		}
-
-		if globalLimit == 0 {
-			globalLimit = uint64(filter.Limit)
-			if globalLimit == 0 && !filter.LimitZero {
-				globalLimit = math.MaxUint64
-			}
-		}
-		var globalCount uint64 = 0
-		globalCh := make(chan nostr.RelayEvent)
-
-		repeatedCache := make([]string, 0, 300)
-		nextRepeatedCache := make([]string, 0, 300)
-
-		go func() {
-			defer close(globalCh)
-
-			for {
-				filter.Until = &nextUntil
-				time.Sleep(interval)
-
-				keepGoing := false
-				for evt := range sys.Pool.SubManyEose(ctx, urls, nostr.Filters{filter}, opts...) {
-					if slices.Contains(repeatedCache, evt.ID) {
-						continue
-					}
-
-					keepGoing = true // if we get one that isn't repeated, then keep trying to get more
-					nextRepeatedCache = append(nextRepeatedCache, evt.ID)
-
-					globalCh <- evt
-
-					globalCount++
-					if globalCount >= globalLimit {
-						return
-					}
-
-					if evt.CreatedAt < *filter.Until {
-						nextUntil = evt.CreatedAt
-					}
-				}
-
-				if !keepGoing {
-					return
-				}
-
-				repeatedCache = nextRepeatedCache
-				nextRepeatedCache = nextRepeatedCache[:0]
-			}
-		}()
-
-		return globalCh
-	}
-}

relay.go

@@ -10,10 +10,10 @@ import (
 	"io"
 	"net/http"
 
-	"github.com/fiatjaf/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 	"github.com/nbd-wtf/go-nostr/nip11"
 	"github.com/nbd-wtf/go-nostr/nip86"
+	"github.com/urfave/cli/v3"
 )
 
 var relay = &cli.Command{
@@ -45,9 +45,7 @@ var relay = &cli.Command{
 		return nil
 	},
 	Commands: (func() []*cli.Command {
-		commands := make([]*cli.Command, 0, 12)
+		methods := []struct {
-
-		for _, def := range []struct {
 			method string
 			args   []string
 		}{
@@ -69,7 +67,10 @@ var relay = &cli.Command{
 			{"blockip", []string{"ip", "reason"}},
 			{"unblockip", []string{"ip", "reason"}},
 			{"listblockedips", nil},
-		} {
+		}
+
+		commands := make([]*cli.Command, 0, len(methods))
+		for _, def := range methods {
 			def := def
 
 			flags := make([]cli.Flag, len(def.args), len(def.args)+4)
@@ -84,6 +85,8 @@ var relay = &cli.Command{
 				Usage: fmt.Sprintf(`the "%s" relay management RPC call`, def.method),
 				Description: fmt.Sprintf(
 					`the "%s" management RPC call, see https://nips.nostr.com/86 for more information`, def.method),
+				Flags:                     flags,
+				DisableSliceFlagSeparator: true,
 				Action: func(ctx context.Context, c *cli.Command) error {
 					params := make([]any, len(def.args))
 					for i, argName := range def.args {
@@ -173,7 +176,6 @@ var relay = &cli.Command{
 
 					return nil
 				},
-				Flags: flags,
 			}
 
 			commands = append(commands, cmd)

req.go

@@ -6,9 +6,10 @@ import (
 	"os"
 	"strings"
 
-	"github.com/fiatjaf/cli/v3"
 	"github.com/mailru/easyjson"
 	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip77"
+	"github.com/urfave/cli/v3"
 )
 
 const (
@@ -19,7 +20,7 @@ const (
 var req = &cli.Command{
 	Name:  "req",
 	Usage: "generates encoded REQ messages and optionally use them to talk to relays",
-	Description: `outputs a NIP-01 Nostr filter. when a relay is not given, will print the filter, otherwise will connect to the given relay and send the filter.
+	Description: `outputs a nip01 Nostr filter. when a relay is not given, will print the filter, otherwise will connect to the given relay and send the filter.
 
 example:
 		nak req -k 1 -l 15 wss://nostr.wine wss://nostr-pub.wellorder.net
@@ -32,6 +33,10 @@ example:
 	DisableSliceFlagSeparator: true,
 	Flags: append(defaultKeyFlags,
 		append(reqFilterFlags,
+			&cli.BoolFlag{
+				Name:  "ids-only",
+				Usage: "use nip77 to fetch just a list of ids",
+			},
 			&cli.BoolFlag{
 				Name:        "stream",
 				Usage:       "keep the subscription open, printing all events as they are returned",
@@ -57,12 +62,12 @@ example:
 			},
 			&cli.BoolFlag{
 				Name:  "auth",
-				Usage: "always perform NIP-42 \"AUTH\" when facing an \"auth-required: \" rejection and try again",
+				Usage: "always perform nip42 \"AUTH\" when facing an \"auth-required: \" rejection and try again",
 			},
 			&cli.BoolFlag{
 				Name:     "force-pre-auth",
 				Aliases:  []string{"fpa"},
-				Usage:    "after connecting, for a NIP-42 \"AUTH\" message to be received, act on it and only then send the \"REQ\"",
+				Usage:    "after connecting, for a nip42 \"AUTH\" message to be received, act on it and only then send the \"REQ\"",
 				Category: CATEGORY_SIGNER,
 			},
 		)...,
@@ -75,7 +80,16 @@ example:
 				relayUrls,
 				c.Bool("force-pre-auth"),
 				nostr.WithAuthHandler(
-					func(ctx context.Context, authEvent nostr.RelayEvent) error {
+					func(ctx context.Context, authEvent nostr.RelayEvent) (err error) {
+						defer func() {
+							if err != nil {
+								log("auth to %s failed: %s\n",
+									(*authEvent.Tags.GetFirst([]string{"relay", ""}))[1],
+									err,
+								)
+							}
+						}()
+
 						if !c.Bool("auth") && !c.Bool("force-pre-auth") {
 							return fmt.Errorf("auth not authorized")
 						}
@@ -107,7 +121,7 @@ example:
 			}()
 		}
 
-		for stdinFilter := range getStdinLinesOrBlank() {
+		for stdinFilter := range getJsonsOrBlank() {
 			filter := nostr.Filter{}
 			if stdinFilter != "" {
 				if err := easyjson.Unmarshal([]byte(stdinFilter), &filter); err != nil {
@@ -121,15 +135,33 @@ example:
 			}
 
 			if len(relayUrls) > 0 {
-				fn := sys.Pool.SubManyEose
+				if c.Bool("ids-only") {
-				if c.Bool("paginate") {
+					seen := make(map[string]struct{}, max(500, filter.Limit))
-					fn = paginateWithParams(c.Duration("paginate-interval"), c.Uint("paginate-global-limit"))
+					for _, url := range relayUrls {
-				} else if c.Bool("stream") {
+						ch, err := nip77.FetchIDsOnly(ctx, url, filter)
-					fn = sys.Pool.SubMany
+						if err != nil {
-				}
+							log("negentropy call to %s failed: %s", url, err)
+							continue
+						}
+						for id := range ch {
+							if _, ok := seen[id]; ok {
+								continue
+							}
+							seen[id] = struct{}{}
+							stdout(id)
+						}
+					}
+				} else {
+					fn := sys.Pool.FetchMany
+					if c.Bool("paginate") {
+						fn = sys.Pool.PaginatorWithInterval(c.Duration("paginate-interval"))
+					} else if c.Bool("stream") {
+						fn = sys.Pool.SubscribeMany
+					}
 
-				for ie := range fn(ctx, relayUrls, nostr.Filters{filter}) {
+					for ie := range fn(ctx, relayUrls, filter) {
-					stdout(ie.Event)
+						stdout(ie.Event)
+					}
 				}
 			} else {
 				// no relays given, will just print the filter
@@ -210,7 +242,7 @@ var reqFilterFlags = []cli.Flag{
 	},
 	&cli.StringFlag{
 		Name:     "search",
-		Usage:    "a NIP-50 search query, use it only with relays that explicitly support it",
+		Usage:    "a nip50 search query, use it only with relays that explicitly support it",
 		Category: CATEGORY_FILTER_ATTRIBUTES,
 	},
 }

serve.go

@@ -10,10 +10,10 @@ import (
 
 	"github.com/bep/debounce"
 	"github.com/fatih/color"
-	"github.com/fiatjaf/cli/v3"
 	"github.com/fiatjaf/eventstore/slicestore"
 	"github.com/fiatjaf/khatru"
 	"github.com/nbd-wtf/go-nostr"
+	"github.com/urfave/cli/v3"
 )
 
 var serve = &cli.Command{
@@ -65,6 +65,12 @@ var serve = &cli.Command{
 		}
 
 		rl := khatru.NewRelay()
+
+		rl.Info.Name = "nak serve"
+		rl.Info.Description = "a local relay for testing, debugging and development."
+		rl.Info.Software = "https://github.com/fiatjaf/nak"
+		rl.Info.Version = version
+
 		rl.QueryEvents = append(rl.QueryEvents, db.QueryEvents)
 		rl.CountEvents = append(rl.CountEvents, db.CountEvents)
 		rl.DeleteEvent = append(rl.DeleteEvent, db.DeleteEvent)
@@ -81,24 +87,21 @@ var serve = &cli.Command{
 			exited <- err
 		}()
 
-		bold := color.New(color.Bold).Sprintf
-		italic := color.New(color.Italic).Sprint
-
 		var printStatus func()
 
 		// relay logging
 		rl.RejectFilter = append(rl.RejectFilter, func(ctx context.Context, filter nostr.Filter) (reject bool, msg string) {
-			log("    got %s %v\n", color.HiYellowString("request"), italic(filter))
+			log("    got %s %v\n", color.HiYellowString("request"), colors.italic(filter))
 			printStatus()
 			return false, ""
 		})
 		rl.RejectCountFilter = append(rl.RejectCountFilter, func(ctx context.Context, filter nostr.Filter) (reject bool, msg string) {
-			log("    got %s %v\n", color.HiCyanString("count request"), italic(filter))
+			log("    got %s %v\n", color.HiCyanString("count request"), colors.italic(filter))
 			printStatus()
 			return false, ""
 		})
 		rl.RejectEvent = append(rl.RejectEvent, func(ctx context.Context, event *nostr.Event) (reject bool, msg string) {
-			log("    got %s %v\n", color.BlueString("event"), italic(event))
+			log("    got %s %v\n", color.BlueString("event"), colors.italic(event))
 			printStatus()
 			return false, ""
 		})
@@ -118,7 +121,7 @@ var serve = &cli.Command{
 		}
 
 		<-started
-		log("%s relay running at %s\n", color.HiRedString(">"), bold("ws://%s:%d", hostname, port))
+		log("%s relay running at %s\n", color.HiRedString(">"), colors.boldf("ws://%s:%d", hostname, port))
 
 		return <-exited
 	},

verify.go

@@ -3,7 +3,7 @@ package main
 import (
 	"context"
 
-	"github.com/fiatjaf/cli/v3"
+	"github.com/urfave/cli/v3"
 	"github.com/nbd-wtf/go-nostr"
 )
 

wallet.go

@@ -0,0 +1,490 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"github.com/fatih/color"
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip60"
+	"github.com/nbd-wtf/go-nostr/nip61"
+	"github.com/nbd-wtf/go-nostr/sdk"
+	"github.com/urfave/cli/v3"
+)
+
+func prepareWallet(ctx context.Context, c *cli.Command) (*nip60.Wallet, func(), error) {
+	kr, _, err := gatherKeyerFromArguments(ctx, c)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	pk, err := kr.GetPublicKey(ctx)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	relays := sys.FetchOutboxRelays(ctx, pk, 3)
+	w := nip60.LoadWallet(ctx, kr, sys.Pool, relays)
+	if w == nil {
+		return nil, nil, fmt.Errorf("error loading walle")
+	}
+
+	w.Processed = func(evt *nostr.Event, err error) {
+		if err == nil {
+			logverbose("processed event %s\n", evt)
+		} else {
+			log("error processing event %s: %s\n", evt, err)
+		}
+	}
+
+	w.PublishUpdate = func(event nostr.Event, deleted, received, change *nip60.Token, isHistory bool) {
+		desc := "wallet"
+		if received != nil {
+			mint, _ := strings.CutPrefix(received.Mint, "https://")
+			desc = fmt.Sprintf("received from %s with %d proofs totalling %d",
+				mint, len(received.Proofs), received.Proofs.Amount())
+		} else if change != nil {
+			mint, _ := strings.CutPrefix(change.Mint, "https://")
+			desc = fmt.Sprintf("change from %s with %d proofs totalling %d",
+				mint, len(change.Proofs), change.Proofs.Amount())
+		} else if deleted != nil {
+			mint, _ := strings.CutPrefix(deleted.Mint, "https://")
+			desc = fmt.Sprintf("deleting a used token from %s with %d proofs totalling %d",
+				mint, len(deleted.Proofs), deleted.Proofs.Amount())
+		} else if isHistory {
+			desc = "history entry"
+		}
+
+		log("- saving kind:%d event (%s)... ", event.Kind, desc)
+		first := true
+		for res := range sys.Pool.PublishMany(ctx, relays, event) {
+			cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
+			if !ok {
+				cleanUrl = res.RelayURL
+			}
+
+			if !first {
+				log(", ")
+			}
+			first = false
+
+			if res.Error != nil {
+				log("%s: %s", color.RedString(cleanUrl), res.Error)
+			} else {
+				log("%s: ok", color.GreenString(cleanUrl))
+			}
+		}
+		log("\n")
+	}
+
+	<-w.Stable
+
+	return w, func() {
+		w.Close()
+	}, nil
+}
+
+var wallet = &cli.Command{
+	Name:                      "wallet",
+	Usage:                     "displays the current wallet balance",
+	Description:               "all wallet data is stored on Nostr relays, signed and encrypted with the given key, and reloaded again from relays on every call.\n\nthe same data can be accessed by other compatible nip60 clients.",
+	DisableSliceFlagSeparator: true,
+	Flags:                     defaultKeyFlags,
+	Action: func(ctx context.Context, c *cli.Command) error {
+		w, closew, err := prepareWallet(ctx, c)
+		if err != nil {
+			return err
+		}
+
+		stdout(w.Balance())
+
+		closew()
+		return nil
+	},
+	Commands: []*cli.Command{
+		{
+			Name:                      "mints",
+			Usage:                     "lists, adds or remove default mints from the wallet",
+			DisableSliceFlagSeparator: true,
+			Action: func(ctx context.Context, c *cli.Command) error {
+				w, closew, err := prepareWallet(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				for _, url := range w.Mints {
+					stdout(strings.Split(url, "://")[1])
+				}
+
+				closew()
+				return nil
+			},
+			Commands: []*cli.Command{
+				{
+					Name:                      "add",
+					DisableSliceFlagSeparator: true,
+					ArgsUsage:                 "<mint>...",
+					Action: func(ctx context.Context, c *cli.Command) error {
+						w, closew, err := prepareWallet(ctx, c)
+						if err != nil {
+							return err
+						}
+
+						if err := w.AddMint(ctx, c.Args().Slice()...); err != nil {
+							return err
+						}
+
+						closew()
+						return nil
+					},
+				},
+				{
+					Name:                      "remove",
+					DisableSliceFlagSeparator: true,
+					ArgsUsage:                 "<mint>...",
+					Action: func(ctx context.Context, c *cli.Command) error {
+						w, closew, err := prepareWallet(ctx, c)
+						if err != nil {
+							return err
+						}
+
+						if err := w.RemoveMint(ctx, c.Args().Slice()...); err != nil {
+							return err
+						}
+
+						closew()
+						return nil
+					},
+				},
+			},
+		},
+		{
+			Name:                      "tokens",
+			Usage:                     "lists existing tokens with their mints and aggregated amounts",
+			DisableSliceFlagSeparator: true,
+			Action: func(ctx context.Context, c *cli.Command) error {
+				w, closew, err := prepareWallet(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				for _, token := range w.Tokens {
+					stdout(token.ID(), token.Proofs.Amount(), strings.Split(token.Mint, "://")[1])
+				}
+
+				closew()
+				return nil
+			},
+		},
+		{
+			Name:                      "receive",
+			Usage:                     "takes a cashu token string as an argument and adds it to the wallet",
+			ArgsUsage:                 "<token>",
+			DisableSliceFlagSeparator: true,
+			Flags: []cli.Flag{
+				&cli.StringSliceFlag{
+					Name:  "mint",
+					Usage: "mint to swap the token into",
+				},
+			},
+			Action: func(ctx context.Context, c *cli.Command) error {
+				args := c.Args().Slice()
+				if len(args) != 1 {
+					return fmt.Errorf("must be called as `nak wallet receive <token>")
+				}
+
+				w, closew, err := prepareWallet(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				proofs, mint, err := nip60.GetProofsAndMint(args[0])
+				if err != nil {
+					return err
+				}
+
+				opts := make([]nip60.ReceiveOption, 0, 1)
+				for _, url := range c.StringSlice("mint") {
+					opts = append(opts, nip60.WithMintDestination(url))
+				}
+
+				if err := w.Receive(ctx, proofs, mint, opts...); err != nil {
+					return err
+				}
+
+				closew()
+				return nil
+			},
+		},
+		{
+			Name:                      "send",
+			Usage:                     "prints a cashu token with the given amount for sending to someone else",
+			ArgsUsage:                 "<amount>",
+			DisableSliceFlagSeparator: true,
+			Flags: []cli.Flag{
+				&cli.StringFlag{
+					Name:  "mint",
+					Usage: "send from a specific mint",
+				},
+			},
+			Action: func(ctx context.Context, c *cli.Command) error {
+				args := c.Args().Slice()
+				if len(args) != 1 {
+					return fmt.Errorf("must be called as `nak wallet send <amount>")
+				}
+				amount, err := strconv.ParseUint(args[0], 10, 64)
+				if err != nil {
+					return fmt.Errorf("amount '%s' is invalid", args[0])
+				}
+
+				w, closew, err := prepareWallet(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				opts := make([]nip60.SendOption, 0, 1)
+				if mint := c.String("mint"); mint != "" {
+					mint = "http" + nostr.NormalizeURL(mint)[2:]
+					opts = append(opts, nip60.WithMint(mint))
+				}
+				proofs, mint, err := w.Send(ctx, amount, opts...)
+				if err != nil {
+					return err
+				}
+
+				stdout(nip60.MakeTokenString(proofs, mint))
+
+				closew()
+				return nil
+			},
+		},
+		{
+			Name:                      "pay",
+			Usage:                     "pays a bolt11 lightning invoice and outputs the preimage",
+			ArgsUsage:                 "<invoice>",
+			DisableSliceFlagSeparator: true,
+			Flags: []cli.Flag{
+				&cli.StringFlag{
+					Name:  "mint",
+					Usage: "pay from a specific mint",
+				},
+			},
+			Action: func(ctx context.Context, c *cli.Command) error {
+				args := c.Args().Slice()
+				if len(args) != 1 {
+					return fmt.Errorf("must be called as `nak wallet pay <invoice>")
+				}
+
+				w, closew, err := prepareWallet(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				opts := make([]nip60.SendOption, 0, 1)
+				if mint := c.String("mint"); mint != "" {
+					mint = "http" + nostr.NormalizeURL(mint)[2:]
+					opts = append(opts, nip60.WithMint(mint))
+				}
+
+				preimage, err := w.PayBolt11(ctx, args[0], opts...)
+				if err != nil {
+					return err
+				}
+
+				stdout(preimage)
+
+				closew()
+				return nil
+			},
+		},
+		{
+			Name:                      "nutzap",
+			Usage:                     "sends a nip61 nutzap to one or more Nostr profiles and/or events",
+			ArgsUsage:                 "<amount> <target>",
+			Description:               "<amount> is in satoshis, <target> can be an npub, nprofile, nevent or hex pubkey.",
+			DisableSliceFlagSeparator: true,
+			Flags: []cli.Flag{
+				&cli.StringFlag{
+					Name:  "mint",
+					Usage: "send from a specific mint",
+				},
+				&cli.StringFlag{
+					Name:  "message",
+					Usage: "attach a message to the nutzap",
+				},
+			},
+			Action: func(ctx context.Context, c *cli.Command) error {
+				args := c.Args().Slice()
+				if len(args) < 2 {
+					return fmt.Errorf("must be called as `nak wallet nutzap <amount> <target>...")
+				}
+
+				w, closew, err := prepareWallet(ctx, c)
+				if err != nil {
+					return err
+				}
+
+				amount := c.Uint("amount")
+				target := c.String("target")
+
+				var evt *nostr.Event
+				var eventId string
+
+				if strings.HasPrefix(target, "nevent1") {
+					evt, _, err = sys.FetchSpecificEventFromInput(ctx, target, sdk.FetchSpecificEventParameters{
+						WithRelays: false,
+					})
+					if err != nil {
+						return err
+					}
+					eventId = evt.ID
+					target = evt.PubKey
+				}
+
+				pm, err := sys.FetchProfileFromInput(ctx, target)
+				if err != nil {
+					return err
+				}
+
+				log("sending %d sat to '%s' (%s)", amount, pm.ShortName(), pm.Npub())
+
+				opts := make([]nip60.SendOption, 0, 1)
+				if mint := c.String("mint"); mint != "" {
+					mint = "http" + nostr.NormalizeURL(mint)[2:]
+					opts = append(opts, nip60.WithMint(mint))
+				}
+
+				kr, _, _ := gatherKeyerFromArguments(ctx, c)
+				results, err := nip61.SendNutzap(
+					ctx,
+					kr,
+					w,
+					sys.Pool,
+					pm.PubKey,
+					sys.FetchInboxRelays,
+					sys.FetchOutboxRelays(ctx, pm.PubKey, 3),
+					eventId,
+					amount,
+					c.String("message"),
+				)
+				if err != nil {
+					return err
+				}
+
+				log("- publishing nutzap... ")
+				first := true
+				for res := range results {
+					cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
+					if !ok {
+						cleanUrl = res.RelayURL
+					}
+
+					if !first {
+						log(", ")
+					}
+					first = false
+					if res.Error != nil {
+						log("%s: %s", color.RedString(cleanUrl), res.Error)
+					} else {
+						log("%s: ok", color.GreenString(cleanUrl))
+					}
+				}
+
+				closew()
+				return nil
+			},
+			Commands: []*cli.Command{
+				{
+					Name:                      "setup",
+					Usage:                     "setup your wallet private key and kind:10019 event for receiving nutzaps",
+					DisableSliceFlagSeparator: true,
+					Flags: []cli.Flag{
+						&cli.StringSliceFlag{
+							Name:  "mint",
+							Usage: "mints to receive nutzaps in",
+						},
+						&cli.StringFlag{
+							Name:  "private-key",
+							Usage: "private key used for receiving nutzaps",
+						},
+						&cli.BoolFlag{
+							Name:    "force",
+							Aliases: []string{"f"},
+							Usage:   "forces replacement of private-key",
+						},
+					},
+					Action: func(ctx context.Context, c *cli.Command) error {
+						w, closew, err := prepareWallet(ctx, c)
+						if err != nil {
+							return err
+						}
+
+						if w.PrivateKey == nil {
+							if sk := c.String("private-key"); sk != "" {
+								if err := w.SetPrivateKey(ctx, sk); err != nil {
+									return err
+								}
+							} else {
+								return fmt.Errorf("missing --private-key")
+							}
+						} else if sk := c.String("private-key"); sk != "" && !c.Bool("force") {
+							return fmt.Errorf("refusing to replace existing private key, use the --force flag")
+						}
+
+						kr, _, _ := gatherKeyerFromArguments(ctx, c)
+						pk, _ := kr.GetPublicKey(ctx)
+						relays := sys.FetchWriteRelays(ctx, pk, 6)
+
+						info := nip61.Info{}
+						ie := sys.Pool.QuerySingle(ctx, relays, nostr.Filter{
+							Kinds:   []int{10019},
+							Authors: []string{pk},
+							Limit:   1,
+						})
+						if ie != nil {
+							info.ParseEvent(ie.Event)
+						}
+
+						if mints := c.StringSlice("mints"); len(mints) == 0 && len(info.Mints) == 0 {
+							info.Mints = w.Mints
+						}
+						if len(info.Mints) == 0 {
+							return fmt.Errorf("missing --mint")
+						}
+
+						evt := nostr.Event{}
+						if err := info.ToEvent(ctx, kr, &evt); err != nil {
+							return err
+						}
+
+						stdout(evt)
+						log("- saving kind:10019 event... ")
+						first := true
+						for res := range sys.Pool.PublishMany(ctx, relays, evt) {
+							cleanUrl, ok := strings.CutPrefix(res.RelayURL, "wss://")
+							if !ok {
+								cleanUrl = res.RelayURL
+							}
+
+							if !first {
+								log(", ")
+							}
+							first = false
+
+							if res.Error != nil {
+								log("%s: %s", color.RedString(cleanUrl), res.Error)
+							} else {
+								log("%s: ok", color.GreenString(cleanUrl))
+							}
+						}
+
+						closew()
+						return nil
+					},
+				},
+			},
+		},
+	},
+}