mirror of
https://github.com/fiatjaf/nak.git
synced 2025-12-08 16:48:51 +00:00
view: basic req functionality.
This commit is contained in:
fiatjaf
@@ -1,7 +1,6 @@
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package main
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import (
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"context"
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"encoding/json"
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"slices"
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"strings"
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@@ -63,7 +62,7 @@ func updateEvent() {
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if currentKeyer != nil {
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signAndFinalize := func() {
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if currentKeyer != nil {
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if err := currentKeyer.SignEvent(context.Background(), &result); err == nil {
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if err := currentKeyer.SignEvent(ctx, &result); err == nil {
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finalize()
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} else {
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statusLabel.SetText("failed to sign: " + err.Error())
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@@ -1,6 +1,7 @@
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package main
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import (
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"context"
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"encoding/hex"
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"os"
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"strings"
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@@ -10,6 +11,7 @@ import (
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"fiatjaf.com/nostr"
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"fiatjaf.com/nostr/nip19"
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"fiatjaf.com/nostr/nip49"
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"fiatjaf.com/nostr/sdk"
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"github.com/therecipe/qt/widgets"
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)
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@@ -18,6 +20,8 @@ var (
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currentKeyer nostr.Keyer
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statusLabel *widgets.QLabel
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debounced = debouncer.New(800 * time.Millisecond)
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sys = sdk.NewSystem()
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ctx = context.Background()
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)
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func main() {
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352
view/req.go
352
view/req.go
@@ -1 +1,353 @@
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package main
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import (
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"encoding/json"
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"strconv"
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"strings"
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"fiatjaf.com/nostr"
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"github.com/therecipe/qt/core"
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"github.com/therecipe/qt/widgets"
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)
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type reqVars struct {
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authorsEdits []*widgets.QLineEdit
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idsEdits []*widgets.QLineEdit
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kindsEdits []*widgets.QLineEdit
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kindsLabels []*widgets.QLabel
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relaysEdits []*widgets.QLineEdit
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sinceEdit *widgets.QDateTimeEdit
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untilEdit *widgets.QDateTimeEdit
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limitSpin *widgets.QSpinBox
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filter nostr.Filter
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outputEdit *widgets.QTextEdit
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resultsEdit *widgets.QTextEdit
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}
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var req = reqVars{}
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func setupReqTab() *widgets.QWidget {
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tab := widgets.NewQWidget(nil, 0)
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layout := widgets.NewQVBoxLayout()
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tab.SetLayout(layout)
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// authors
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authorsLabel := widgets.NewQLabel2("authors:", nil, 0)
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layout.AddWidget(authorsLabel, 0, 0)
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authorsVBox := widgets.NewQVBoxLayout()
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layout.AddLayout(authorsVBox, 0)
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req.authorsEdits = []*widgets.QLineEdit{}
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var addAuthorEdit func()
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addAuthorEdit = func() {
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edit := widgets.NewQLineEdit(nil)
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req.authorsEdits = append(req.authorsEdits, edit)
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authorsVBox.AddWidget(edit, 0, 0)
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edit.ConnectTextChanged(func(text string) {
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if strings.TrimSpace(text) != "" {
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if edit == req.authorsEdits[len(req.authorsEdits)-1] {
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addAuthorEdit()
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}
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} else {
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n := len(req.authorsEdits)
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if n >= 2 && strings.TrimSpace(req.authorsEdits[n-1].Text()) == "" && strings.TrimSpace(req.authorsEdits[n-2].Text()) == "" {
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authorsVBox.Layout().RemoveWidget(req.authorsEdits[n-1])
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req.authorsEdits[n-1].DeleteLater()
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req.authorsEdits = req.authorsEdits[0 : n-1]
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}
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}
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updateReq()
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})
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}
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addAuthorEdit()
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// ids
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idsLabel := widgets.NewQLabel2("ids:", nil, 0)
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layout.AddWidget(idsLabel, 0, 0)
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idsVBox := widgets.NewQVBoxLayout()
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layout.AddLayout(idsVBox, 0)
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req.idsEdits = []*widgets.QLineEdit{}
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var addIdEdit func()
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addIdEdit = func() {
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edit := widgets.NewQLineEdit(nil)
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req.idsEdits = append(req.idsEdits, edit)
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idsVBox.AddWidget(edit, 0, 0)
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edit.ConnectTextChanged(func(text string) {
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if strings.TrimSpace(text) != "" {
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if edit == req.idsEdits[len(req.idsEdits)-1] {
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addIdEdit()
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}
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} else {
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n := len(req.idsEdits)
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if n >= 2 && strings.TrimSpace(req.idsEdits[n-1].Text()) == "" && strings.TrimSpace(req.idsEdits[n-2].Text()) == "" {
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idsVBox.Layout().RemoveWidget(req.idsEdits[n-1])
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req.idsEdits[n-1].DeleteLater()
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req.idsEdits = req.idsEdits[0 : n-1]
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}
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}
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updateReq()
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})
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}
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addIdEdit()
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// kinds
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kindsLabel := widgets.NewQLabel2("kinds:", nil, 0)
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layout.AddWidget(kindsLabel, 0, 0)
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kindsVBox := widgets.NewQVBoxLayout()
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layout.AddLayout(kindsVBox, 0)
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req.kindsEdits = []*widgets.QLineEdit{}
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req.kindsLabels = []*widgets.QLabel{}
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var addKindEdit func()
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addKindEdit = func() {
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hbox := widgets.NewQHBoxLayout()
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kindsVBox.AddLayout(hbox, 0)
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edit := widgets.NewQLineEdit(nil)
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req.kindsEdits = append(req.kindsEdits, edit)
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hbox.AddWidget(edit, 0, 0)
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label := widgets.NewQLabel2("", nil, 0)
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req.kindsLabels = append(req.kindsLabels, label)
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hbox.AddWidget(label, 0, 0)
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edit.ConnectTextChanged(func(text string) {
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if strings.TrimSpace(text) != "" {
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if edit == req.kindsEdits[len(req.kindsEdits)-1] {
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addKindEdit()
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}
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} else {
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n := len(req.kindsEdits)
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if n >= 2 && strings.TrimSpace(req.kindsEdits[n-1].Text()) == "" && strings.TrimSpace(req.kindsEdits[n-2].Text()) == "" {
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lastItem := kindsVBox.ItemAt(kindsVBox.Count() - 1)
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kindsVBox.RemoveItem(lastItem)
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lastHBox := lastItem.Layout()
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lastHBox.RemoveWidget(req.kindsEdits[n-1])
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lastHBox.RemoveWidget(req.kindsLabels[n-1])
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req.kindsEdits[n-1].DeleteLater()
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req.kindsLabels[n-1].DeleteLater()
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lastHBox.DeleteLater()
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req.kindsEdits = req.kindsEdits[0 : n-1]
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req.kindsLabels = req.kindsLabels[0 : n-1]
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}
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}
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updateReq()
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})
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}
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addKindEdit()
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// since
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sinceHBox := widgets.NewQHBoxLayout()
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layout.AddLayout(sinceHBox, 0)
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sinceLabel := widgets.NewQLabel2("since:", nil, 0)
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sinceHBox.AddWidget(sinceLabel, 0, 0)
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req.sinceEdit = widgets.NewQDateTimeEdit(nil)
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{
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time := core.NewQDateTime3(core.NewQDate3(0, 0, 0), core.NewQTime3(0, 0, 0, 0), 0)
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time.SetMSecsSinceEpoch(0)
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req.sinceEdit.SetDateTime(time)
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}
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sinceHBox.AddWidget(req.sinceEdit, 0, 0)
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req.sinceEdit.ConnectDateTimeChanged(func(*core.QDateTime) {
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updateReq()
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})
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// until
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untilHBox := widgets.NewQHBoxLayout()
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layout.AddLayout(untilHBox, 0)
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untilLabel := widgets.NewQLabel2("until:", nil, 0)
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untilHBox.AddWidget(untilLabel, 0, 0)
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req.untilEdit = widgets.NewQDateTimeEdit(nil)
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{
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time := core.NewQDateTime3(core.NewQDate3(0, 0, 0), core.NewQTime3(0, 0, 0, 0), 0)
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time.SetMSecsSinceEpoch(0)
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req.untilEdit.SetDateTime(time)
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}
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untilHBox.AddWidget(req.untilEdit, 0, 0)
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req.untilEdit.ConnectDateTimeChanged(func(*core.QDateTime) {
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updateReq()
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})
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// limit
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limitHBox := widgets.NewQHBoxLayout()
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layout.AddLayout(limitHBox, 0)
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limitLabel := widgets.NewQLabel2("limit:", nil, 0)
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limitHBox.AddWidget(limitLabel, 0, 0)
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req.limitSpin = widgets.NewQSpinBox(nil)
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req.limitSpin.SetMinimum(0)
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req.limitSpin.SetMaximum(1000)
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limitHBox.AddWidget(req.limitSpin, 0, 0)
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req.limitSpin.ConnectValueChanged(func(int) {
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updateReq()
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})
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// output
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outputLabel := widgets.NewQLabel2("filter:", nil, 0)
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layout.AddWidget(outputLabel, 0, 0)
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req.outputEdit = widgets.NewQTextEdit(nil)
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req.outputEdit.SetReadOnly(true)
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layout.AddWidget(req.outputEdit, 0, 0)
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// relays
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relaysLabel := widgets.NewQLabel2("relays:", nil, 0)
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layout.AddWidget(relaysLabel, 0, 0)
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relaysVBox := widgets.NewQVBoxLayout()
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layout.AddLayout(relaysVBox, 0)
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req.relaysEdits = []*widgets.QLineEdit{}
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var addRelayEdit func()
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addRelayEdit = func() {
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edit := widgets.NewQLineEdit(nil)
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req.relaysEdits = append(req.relaysEdits, edit)
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relaysVBox.AddWidget(edit, 0, 0)
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edit.ConnectTextChanged(func(text string) {
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if strings.TrimSpace(text) != "" {
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if edit == req.relaysEdits[len(req.relaysEdits)-1] {
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addRelayEdit()
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}
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} else {
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n := len(req.relaysEdits)
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if n >= 2 && strings.TrimSpace(req.relaysEdits[n-1].Text()) == "" && strings.TrimSpace(req.relaysEdits[n-2].Text()) == "" {
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relaysVBox.Layout().RemoveWidget(req.relaysEdits[n-1])
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req.relaysEdits[n-1].DeleteLater()
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req.relaysEdits = req.relaysEdits[0 : n-1]
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}
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}
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})
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}
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addRelayEdit()
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// send button
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buttonHBox := widgets.NewQHBoxLayout()
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layout.AddLayout(buttonHBox, 0)
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sendButton := widgets.NewQPushButton2("send request", nil)
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buttonHBox.AddWidget(sendButton, 0, 0)
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buttonHBox.AddStretch(1)
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// results
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resultsLabel := widgets.NewQLabel2("results:", nil, 0)
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layout.AddWidget(resultsLabel, 0, 0)
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req.resultsEdit = widgets.NewQTextEdit(nil)
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req.resultsEdit.SetReadOnly(true)
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layout.AddWidget(req.resultsEdit, 0, 0)
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sendButton.ConnectClicked(func(checked bool) {
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req.subscribe()
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})
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return tab
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}
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func updateReq() {
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req.filter = nostr.Filter{}
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// collect authors
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authors := []nostr.PubKey{}
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for _, edit := range req.authorsEdits {
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if pk, err := nostr.PubKeyFromHex(strings.TrimSpace(edit.Text())); err == nil {
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authors = append(authors, pk)
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}
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}
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if len(authors) > 0 {
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req.filter.Authors = authors
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}
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// collect ids
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ids := []nostr.ID{}
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for _, edit := range req.idsEdits {
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if id, err := nostr.IDFromHex(strings.TrimSpace(edit.Text())); err == nil {
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ids = append(ids, id)
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}
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}
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if len(ids) > 0 {
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req.filter.IDs = ids
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}
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// collect kinds
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kinds := []nostr.Kind{}
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for _, edit := range req.kindsEdits {
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text := strings.TrimSpace(edit.Text())
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if k, err := strconv.Atoi(text); err == nil {
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kinds = append(kinds, nostr.Kind(k))
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}
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}
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if len(kinds) > 0 {
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req.filter.Kinds = kinds
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}
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// update kind labels
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for i, kind := range kinds {
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if i < len(req.kindsLabels) {
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name := kind.Name()
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if name != "unknown" {
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req.kindsLabels[i].SetText(name)
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} else {
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req.kindsLabels[i].SetText("")
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}
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}
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}
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for i := len(kinds); i < len(req.kindsLabels); i++ {
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req.kindsLabels[i].SetText("")
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}
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// since
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if req.sinceEdit.DateTime().IsValid() {
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ts := nostr.Timestamp(req.sinceEdit.DateTime().ToMSecsSinceEpoch() / 1000)
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req.filter.Since = ts
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}
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// until
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if req.untilEdit.DateTime().IsValid() {
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ts := nostr.Timestamp(req.untilEdit.DateTime().ToMSecsSinceEpoch() / 1000)
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req.filter.Until = ts
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}
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// limit
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if req.limitSpin.Value() > 0 {
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req.filter.Limit = req.limitSpin.Value()
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}
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jsonBytes, _ := json.Marshal(req.filter)
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req.outputEdit.SetPlainText(string(jsonBytes))
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}
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func (req reqVars) subscribe() {
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// collect relays
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relays := []string{}
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for _, edit := range req.relaysEdits {
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url := strings.TrimSpace(edit.Text())
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if url != "" {
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relays = append(relays, url)
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}
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}
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if len(relays) == 0 {
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statusLabel.SetText("no relays specified")
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return
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}
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// subscribe
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statusLabel.SetText("subscribed to " + strings.Join(relays, " "))
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eoseChan := make(chan struct{})
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eventsChan := sys.Pool.SubscribeManyNotifyEOSE(ctx, relays, req.filter, eoseChan, nostr.SubscriptionOptions{
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Label: "nakv-req",
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})
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// collect events
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go func() {
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eosed := false
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for {
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select {
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case ie, ok := <-eventsChan:
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if !ok {
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statusLabel.SetText("subscription ended")
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return
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}
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jsonBytes, _ := json.Marshal(ie.Event)
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if eosed {
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req.resultsEdit.SetPlainText(string(jsonBytes) + "\n" + req.resultsEdit.ToPlainText())
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} else {
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req.resultsEdit.InsertPlainText("\n" + string(jsonBytes))
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}
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case <-eoseChan:
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eosed = true
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}
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}
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}()
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}
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Reference in New Issue
Block a user