wallet: adapt to single-wallet nip60 mode and implement nutzapping.

fetch: stop adding kind:0 to all requests when they already have a kind specified.
more mcp stuff.
2025-12-08 16:48:51 +00:00 · 2025-02-04 22:38:40 -03:00 · 2025-02-03 15:54:12 -03:00 · 2025-02-02 00:21:25 -03:00 · 2025-01-31 23:44:03 -03:00 · 2025-01-30 19:59:54 -03:00
16 changed files with 961 additions and 70 deletions
--- a/bunker.go
+++ b/bunker.go
@@ -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 := ""
@@ -130,13 +128,13 @@ 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),
-				bold(pubkey),
-				bold(npub),
+				colors.bold(relayURLs),
+				colors.bold(pubkey),
+				colors.bold(npub),
 				authorizedKeysStr,
 				authorizedSecretsStr,
 				color.CyanString(restartCommand),
-				bold(bunkerURI),
+				colors.bold(bunkerURI),
 			)
 		}
 		printBunkerInfo()
--- a/count.go
+++ b/count.go
@@ -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{
--- a/encode.go
+++ b/encode.go
@@ -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 == "" {
--- a/event.go
+++ b/event.go
@@ -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{
--- a/fetch.go
+++ b/fetch.go
@@ -8,11 +8,12 @@ import (
 	"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`,
@@ -90,20 +91,23 @@ 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
--- a/go.mod
+++ b/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
@@ -9,18 +11,20 @@ require (
 	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 v0.14.2
-	github.com/fiatjaf/khatru v0.14.0
+	github.com/fiatjaf/eventstore v0.15.0
+	github.com/fiatjaf/khatru v0.15.0
 	github.com/json-iterator/go v1.1.12
-	github.com/mailru/easyjson v0.7.7
+	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 v0.47.0
+	github.com/nbd-wtf/go-nostr v0.49.3
 )

 require (
 	fiatjaf.com/lib v0.2.0 // indirect
 	github.com/andybalholm/brotli v1.0.5 // indirect
-	github.com/btcsuite/btcd/btcutil v1.1.3 // 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/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/chzyer/logex v1.1.10 // indirect
@@ -30,7 +34,10 @@ require (
 	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/elnosh/gonuts v0.3.1-0.20250123162555-7c0381a585e3 // indirect
 	github.com/fasthttp/websocket v1.5.7 // 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
@@ -53,8 +60,9 @@ require (
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasthttp v1.51.0 // indirect
 	github.com/wasilibs/go-re2 v1.3.0 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
 	golang.org/x/crypto v0.32.0 // indirect
-	golang.org/x/exp v0.0.0-20241204233417-43b7b7cde48d // 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/text v0.21.0 // indirect
--- a/go.sum
+++ b/go.sum
@@ -7,15 +7,17 @@ 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 v1.1.3/go.mod h1:UR7dsSJzJUfMmFiiLlIrMq1lS9jh9EdCV7FStZSnpi0=
+github.com/btcsuite/btcd/btcutil v1.1.5 h1:+wER79R5670vs/ZusMTF1yTcRYE5GUsFbdjdisflzM8=
+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=
@@ -58,18 +60,22 @@ github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkp
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 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/elnosh/gonuts v0.3.1-0.20250123162555-7c0381a585e3 h1:k7evIqJ2BtFn191DgY/b03N2bMYA/iQwzr4f/uHYn20=
+github.com/elnosh/gonuts v0.3.1-0.20250123162555-7c0381a585e3/go.mod h1:vgZomh4YQk7R3w4ltZc0sHwCmndfHkuX6V4sga/8oNs=
 github.com/fasthttp/websocket v1.5.7 h1:0a6o2OfeATvtGgoMKleURhLT6JqWPg7fYfWnH4KHau4=
 github.com/fasthttp/websocket v1.5.7/go.mod h1:bC4fxSono9czeXHQUVKxsC0sNjbm7lPJR04GDFqClfU=
 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/cli/v3 v3.0.0-20240723181502-e7dd498b16ae/go.mod h1:aAWPO4bixZZxPtOnH6K3q4GbQ0jftUNDW9Oa861IRew=
-github.com/fiatjaf/eventstore v0.14.2 h1:1XOLLEBCGQNQ1rLaO8mcfTQydcetPOqb/uRK8zOnOSI=
-github.com/fiatjaf/eventstore v0.14.2/go.mod h1:XmYZSdFxsY+cwfpdzVG61M7pemcmqlZwDfDGFC8WwWo=
-github.com/fiatjaf/khatru v0.14.0 h1:zpWlAA87XBpDKBPIDbAuNw/HpKXzyt5XHVDbSvUbmDo=
-github.com/fiatjaf/khatru v0.14.0/go.mod h1:uxE5e8DBXPZqbHjr/gfatQas5bEJIMmsOCDcdF4LoRQ=
+github.com/fiatjaf/eventstore v0.15.0 h1:5UXe0+vIb30/cYcOWipks8nR3g+X8W224TFy5yPzivk=
+github.com/fiatjaf/eventstore v0.15.0/go.mod h1:KAsld5BhkmSck48aF11Txu8X+OGNmoabw4TlYVWqInc=
+github.com/fiatjaf/khatru v0.15.0 h1:0aLWiTrdzoKD4WmW35GWL/Jsn4dACCUw325JKZg/AmI=
+github.com/fiatjaf/khatru v0.15.0/go.mod h1:GBQJXZpitDatXF9RookRXcWB5zCJclCE4ufDK3jk80g=
 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 +88,9 @@ 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=
@@ -103,8 +112,10 @@ github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IX
 github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0=
 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 v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
-github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
+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=
@@ -117,8 +128,8 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 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 v0.47.0 h1:TM3kf3arDoyVqTmfIbYkgYsKJtIWydMF0zvAbaTenk4=
-github.com/nbd-wtf/go-nostr v0.47.0/go.mod h1:O6n8bv+KktkEs+4svL7KN/OSnOWB5LzcZbuKjxnpRD0=
+github.com/nbd-wtf/go-nostr v0.49.3 h1:7tsEdMZOtJ764JuMLffkbhVUi4yyf688dbqArLvItPs=
+github.com/nbd-wtf/go-nostr v0.49.3/go.mod h1:M50QnhkraC5Ol93v3jqxSMm1aGxUQm5mlmkYw5DJzh8=
 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=
@@ -161,13 +172,15 @@ 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=
 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 v0.0.0-20241204233417-43b7b7cde48d h1:0olWaB5pg3+oychR51GUVCEsGkeCU/2JxjBgIo4f3M0=
-golang.org/x/exp v0.0.0-20241204233417-43b7b7cde48d/go.mod h1:qj5a5QZpwLU2NLQudwIN5koi3beDhSAlJwa67PuM98c=
+golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8 h1:yqrTHse8TCMW1M1ZCP+VAR/l0kKxwaAIqN/il7x4voA=
+golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8/go.mod h1:tujkw807nyEEAamNbDrEGzRav+ilXA7PCRAd6xsmwiU=
 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=
--- a/helpers.go
+++ b/helpers.go
@@ -19,27 +19,24 @@ import (
 	"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) {
-	fmt.Fprintf(color.Error, msg, args...)
-}
-
-var stdout = fmt.Println
+var (
+	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
+)

 func isPiped() bool {
 	stat, _ := os.Stdin.Stat()
@@ -215,3 +212,17 @@ 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,
+}
--- a/helpers_key.go
+++ b/helpers_key.go
@@ -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"),
--- a/key.go
+++ b/key.go
@@ -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 {
--- a/main.go
+++ b/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"
 )

 var version string = "debug"
@@ -30,9 +36,17 @@ var app = &cli.Command{
 		serve,
 		encrypt,
 		decrypt,
+		outbox,
+		wallet,
+		mcpServer,
 	},
 	Version: version,
 	Flags: []cli.Flag{
+		&cli.StringFlag{
+			Name:       "config-path",
+			Hidden:     true,
+			Persistent: true,
+		},
 		&cli.BoolFlag{
 			Name:       "quiet",
 			Usage:      "do not print logs and info messages to stderr, use -qq to also not print anything to stdout",
@@ -49,12 +63,86 @@ var app = &cli.Command{
 				return nil
 			},
 		},
+		&cli.BoolFlag{
+			Name:       "verbose",
+			Usage:      "print more stuff than normally",
+			Aliases:    []string{"v"},
+			Persistent: true,
+			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) 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 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",
+	}
+
 	if err := app.Run(context.Background(), os.Args); err != nil {
 		stdout(err)
+		colors.reset()
 		os.Exit(1)
 	}
 }
--- a/mcp.go
+++ b/mcp.go
@@ -0,0 +1,217 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/fiatjaf/cli/v3"
+	"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"
+)
+
+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("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)
+
+			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"}
+			}
+
+			for res := range sys.Pool.PublishMany(ctx, []string{"nos.lol"}, evt) {
+				if res.Error != nil {
+					return mcp.NewToolResultError(
+						fmt.Sprintf("there was an error publishing the event to the relay %s",
+							res.RelayURL),
+					), nil
+				}
+			}
+
+			return mcp.NewToolResultText("event was successfully published with id " + evt.ID), 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, 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) {
+			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("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)
+			pubkey, _ := request.Params.Arguments["pubkey"].(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.SubManyEose(ctx, []string{relay}, nostr.Filters{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)
+	},
+}
--- a/outbox.go
+++ b/outbox.go
@@ -0,0 +1,68 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/fiatjaf/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
+			},
+		},
+	},
+}
--- a/req.go
+++ b/req.go
@@ -19,7 +19,7 @@ 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
@@ -57,12 +57,12 @@ 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,
 			},
 		)...,
@@ -210,7 +210,7 @@ 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,
 	},
 }
--- a/serve.go
+++ b/serve.go
@@ -81,24 +81,21 @@ 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 +115,7 @@ 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
 	},
--- a/wallet.go
+++ b/wallet.go
@@ -0,0 +1,487 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"github.com/fatih/color"
+	"github.com/fiatjaf/cli/v3"
+	"github.com/nbd-wtf/go-nostr"
+	"github.com/nbd-wtf/go-nostr/nip60"
+	"github.com/nbd-wtf/go-nostr/nip61"
+)
+
+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 send <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, 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
+					},
+				},
+			},
+		},
+	},
+}
Author	SHA1	Message	Date
fiatjaf	1e353680bc	wallet: adapt to single-wallet nip60 mode and implement nutzapping.	2025-02-04 22:38:40 -03:00
fiatjaf	ff8701a3b0	fetch: stop adding kind:0 to all requests when they already have a kind specified.	2025-02-03 15:54:12 -03:00
fiatjaf	ad6b8c4ba5	more mcp stuff.	2025-02-02 00:21:25 -03:00
fiatjaf	dba3f648ad	experimental mcp server.	2025-01-31 23:44:03 -03:00
fiatjaf	12a1f1563e	wallet pay and fix missing tokens because the program was exiting before they were saved.	2025-01-30 19:59:54 -03:00
fiatjaf	e2dd3ca544	fix -v verbose flag (it was being used by the default --version flag).	2025-01-30 19:58:17 -03:00
fiatjaf	df5ebd3f56	global verbose flag.	2025-01-30 16:06:16 -03:00
fiatjaf	81571c6952	global bold/italic helpers.	2025-01-30 16:05:51 -03:00
fiatjaf	6e43a6b733	reword NIP-XX to nipXX everywhere.	2025-01-29 19:13:30 -03:00
fiatjaf	943e8835f9	nak wallet	2025-01-28 23:50:09 -03:00
fiatjaf	6b659c1552	fix @mleku unnecessary newlines.	2025-01-28 23:50:09 -03:00
mleku	aa53f2cd60	show env var in help, reset terminal mode correctly	2025-01-21 16:14:59 -03:00
fiatjaf	5509095277	nak outbox	2025-01-18 18:40:19 -03:00
fiatjaf	a3ef9b45de	update go-nostr to solve some websocket things like a stupid limit to the websocket message.	2025-01-18 15:45:08 -03:00