mirror of
https://github.com/fiatjaf/nak.git
synced 2026-06-04 17:51:15 +02:00
'group forum' with the ui like 'nak git issue'.
This commit is contained in:
fiatjaf
306
group.go
306
group.go
@@ -7,6 +7,7 @@ import (
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"fmt"
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"io"
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"net/http"
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"slices"
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"strconv"
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"strings"
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"sync"
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@@ -379,32 +380,235 @@ var group = &cli.Command{
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},
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{
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Name: "forum",
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Usage: "read group forum posts",
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Description: "access group forum functionality.",
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ArgsUsage: "<relay>'<identifier>",
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Usage: "forum topic operations",
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Description: "when called directly, lists forum topics; with an id prefix, displays that topic with threaded comments.",
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ArgsUsage: "<relay>'<identifier> [id-prefix]",
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Action: func(ctx context.Context, c *cli.Command) error {
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relay, identifier, err := parseGroupIdentifier(c)
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if err != nil {
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return err
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}
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for evt := range sys.Pool.FetchMany(ctx, []string{relay}, nostr.Filter{
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Kinds: []nostr.Kind{11},
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Tags: nostr.TagMap{"h": []string{identifier}},
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}, nostr.SubscriptionOptions{Label: "nak-nip29"}) {
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title := evt.Tags.Find("title")
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if title != nil {
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stdout(colors.bold(title[1]))
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} else {
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stdout(colors.bold("<untitled>"))
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}
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meta := sys.FetchProfileMetadata(ctx, evt.PubKey)
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stdout("by " + evt.PubKey.Hex() + " (" + color.HiBlueString(meta.ShortName()) + ") at " + evt.CreatedAt.Time().Format(time.DateTime))
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stdout(evt.Content)
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topics, err := fetchGroupForumTopics(ctx, relay, identifier)
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if err != nil {
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return err
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}
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// TODO: see what to do about this
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return nil
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prefix := strings.TrimSpace(c.Args().Get(1))
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if prefix == "" {
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if len(topics) == 0 {
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log("no forum topics found\n")
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return nil
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}
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wg := sync.WaitGroup{}
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for _, evt := range topics {
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wg.Go(func() {
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sys.FetchProfileMetadata(ctx, evt.PubKey)
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})
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}
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wg.Wait()
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for _, evt := range topics {
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id := evt.ID.Hex()
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date := evt.CreatedAt.Time().Format(time.DateOnly)
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author := authorPreview(ctx, evt.PubKey)
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subject := forumSubjectPreview(evt, 72)
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if subject == "" {
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subject = "<untitled>"
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}
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stdout(color.CyanString(id[:6]), color.HiBlackString(date), color.HiBlueString(author), color.HiWhiteString(subject))
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}
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return nil
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}
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evt, err := findEventByPrefix(topics, prefix)
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if err != nil {
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return err
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}
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return showThreadWithComments(ctx, []string{relay}, evt, "", nostr.TagMap{"h": []string{identifier}})
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},
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Commands: []*cli.Command{
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{
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Name: "create",
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Usage: "edit and send a forum topic event (kind 11)",
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Action: func(ctx context.Context, c *cli.Command) error {
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relay, identifier, err := parseGroupIdentifier(c)
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if err != nil {
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return err
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}
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groupMeta, err := fetchGroupMetadata(ctx, relay, identifier)
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if err != nil {
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return err
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}
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groupName := groupMeta.Name
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if groupName == "" {
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groupName = identifier
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}
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kr, _, err := gatherKeyerFromArguments(ctx, c)
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if err != nil {
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return fmt.Errorf("failed to gather keyer: %w", err)
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}
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_, selfName, selfNpub, err := keyerIdentity(ctx, kr)
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if err != nil {
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return fmt.Errorf("failed to get current identity: %w", err)
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}
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content, err := editWithDefaultEditor(
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"nak-group-forum/NOTES_EDITMSG",
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strings.TrimSpace(fmt.Sprintf(`# creating as '%s' ('%s')
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# creating forum topic in group '%s' ('%s''%s')
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# the first line will be used as the topic title
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topic title here
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# the remaining lines will be the body
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write your forum post
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# lines starting with '#' are ignored
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`, selfName, selfNpub, groupName, relay, identifier)),
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true,
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)
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if err != nil {
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return err
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}
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title, body, err := parseForumCreateContent(content)
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if err != nil {
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return err
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}
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evt := nostr.Event{
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CreatedAt: nostr.Now(),
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Kind: 11,
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Tags: nostr.Tags{
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nostr.Tag{"h", identifier},
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nostr.Tag{"title", title},
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},
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Content: body,
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}
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if err := kr.SignEvent(ctx, &evt); err != nil {
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return fmt.Errorf("failed to sign forum topic event: %w", err)
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}
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r, err := sys.Pool.EnsureRelay(relay)
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if err != nil {
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return err
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}
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return r.Publish(ctx, evt)
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},
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},
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{
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Name: "comment",
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Usage: "comment on a forum topic with a NIP-22 comment event",
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ArgsUsage: "<relay>'<identifier> <id-prefix>",
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Action: func(ctx context.Context, c *cli.Command) error {
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relay, identifier, err := parseGroupIdentifier(c)
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if err != nil {
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return err
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}
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prefix := strings.TrimSpace(c.Args().Get(1))
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if prefix == "" {
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return fmt.Errorf("missing forum topic id prefix")
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}
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kr, _, err := gatherKeyerFromArguments(ctx, c)
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if err != nil {
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return fmt.Errorf("failed to gather keyer: %w", err)
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}
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_, selfName, selfNpub, err := keyerIdentity(ctx, kr)
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if err != nil {
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return fmt.Errorf("failed to get current identity: %w", err)
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}
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topics, err := fetchGroupForumTopics(ctx, relay, identifier)
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if err != nil {
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return err
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}
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topic, err := findEventByPrefix(topics, prefix)
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if err != nil {
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return err
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}
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groupMeta, err := fetchGroupMetadata(ctx, relay, identifier)
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if err != nil {
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return err
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}
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groupName := groupMeta.Name
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if groupName == "" {
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groupName = identifier
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}
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subject := forumSubjectPreview(topic, 72)
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if subject == "" {
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subject = "<untitled>"
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}
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pm := sys.FetchProfileMetadata(ctx, topic.PubKey)
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headerLines := []string{
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fmt.Sprintf("commenting as '%s' ('%s')", selfName, selfNpub),
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fmt.Sprintf("commenting on forum topic '%s' '%s' by '%s' ('%s') in group '%s' ('%s''%s')", topic.ID.Hex()[:6], subject, pm.ShortName(), pm.NpubShort(), groupName, relay, identifier),
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}
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comments, err := fetchThreadComments(ctx, []string{relay}, topic.ID, nostr.TagMap{"h": []string{identifier}})
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if err != nil {
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return err
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}
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edited, err := editWithDefaultEditor(
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"nak-group-forum-reply/NOTES_EDITMSG",
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threadReplyEditorTemplate(ctx, headerLines, topic, comments),
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true,
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)
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if err != nil {
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return err
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}
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content, parentEvt, err := parseThreadReplyContent(topic, comments, edited)
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if err != nil {
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return err
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}
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rootRelay := relay
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if topic.Relay.URL != "" {
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rootRelay = topic.Relay.URL
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}
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parentRelay := rootRelay
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if parentEvt.Relay.URL != "" {
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parentRelay = parentEvt.Relay.URL
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}
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evt := nostr.Event{
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CreatedAt: nostr.Now(),
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Kind: 1111,
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Tags: nostr.Tags{
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nostr.Tag{"E", topic.ID.Hex(), rootRelay},
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nostr.Tag{"e", parentEvt.ID.Hex(), parentRelay},
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nostr.Tag{"P", topic.PubKey.Hex()},
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nostr.Tag{"p", parentEvt.PubKey.Hex()},
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nostr.Tag{"h", identifier},
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},
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Content: content,
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}
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if err := kr.SignEvent(ctx, &evt); err != nil {
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return fmt.Errorf("failed to sign forum comment event: %w", err)
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}
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r, err := sys.Pool.EnsureRelay(relay)
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if err != nil {
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return err
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}
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return r.Publish(ctx, evt)
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},
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},
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},
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},
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{
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@@ -747,6 +951,72 @@ func fetchGroupMetadata(ctx context.Context, relay string, identifier string) (n
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return group, nil
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}
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func fetchGroupForumTopics(ctx context.Context, relay string, identifier string) ([]nostr.RelayEvent, error) {
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topics := make([]nostr.RelayEvent, 0, 30)
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for ie := range sys.Pool.FetchMany(ctx, []string{relay}, nostr.Filter{
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Kinds: []nostr.Kind{11},
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Tags: nostr.TagMap{"h": []string{identifier}},
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Limit: 500,
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}, nostr.SubscriptionOptions{Label: "nak-nip29"}) {
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topics = append(topics, ie)
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}
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slices.SortFunc(topics, nostr.CompareRelayEvent)
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return topics, nil
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}
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func forumSubjectPreview(evt nostr.RelayEvent, maxChars int) string {
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if tag := evt.Tags.Find("title"); len(tag) >= 2 {
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subject := strings.TrimSpace(tag[1])
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if subject != "" {
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return clampWithEllipsis(subject, maxChars)
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}
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}
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if tag := evt.Tags.Find("subject"); len(tag) >= 2 {
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subject := strings.TrimSpace(tag[1])
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if subject != "" {
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return clampWithEllipsis(subject, maxChars)
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}
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}
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for _, line := range strings.Split(evt.Content, "\n") {
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line = strings.TrimSpace(line)
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if line != "" {
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return clampWithEllipsis(line, maxChars)
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}
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}
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return ""
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}
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func parseForumCreateContent(content string) (title string, body string, err error) {
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lines := strings.Split(content, "\n")
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var bodyb strings.Builder
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for _, line := range lines {
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line = strings.TrimSpace(line)
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if strings.HasPrefix(line, "#") {
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continue
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}
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if title == "" {
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title = line
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continue
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}
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bodyb.WriteString(line)
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bodyb.WriteByte('\n')
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}
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if title == "" {
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return "", "", fmt.Errorf("topic title cannot be empty")
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}
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body = strings.TrimSpace(bodyb.String())
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return title, body, nil
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}
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func checkRelayLivekitMetadataSupport(ctx context.Context, relay string) error {
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url := "http" + nostr.NormalizeURL(relay)[2:] + "/.well-known/nip29/livekit"
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
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