Add room alias autocompletion
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@ -23,6 +23,15 @@ import (
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"maunium.net/go/gomatrix"
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)
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type RoomNameSource int
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const (
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ExplicitRoomName RoomNameSource = iota
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CanonicalAliasRoomName
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AliasRoomName
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MemberRoomName
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)
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// Room represents a single Matrix room.
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type Room struct {
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*gomatrix.Room
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@ -50,8 +59,14 @@ type Room struct {
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// The name of the room. Calculated from the state event name,
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// canonical_alias or alias or the member cache.
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nameCache string
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// The event type from which the name cache was calculated from.
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nameCacheSource RoomNameSource
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// The topic of the room. Directly fetched from the m.room.topic state event.
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topicCache string
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// The canonical alias of the room. Directly fetched from the m.room.canonical_alias state event.
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canonicalAliasCache string
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// The list of aliases. Directly fetched from the m.room.aliases state event.
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aliasesCache []string
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// fetchHistoryLock is used to make sure multiple goroutines don't fetch
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// history for this room at the same time.
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@ -90,12 +105,24 @@ func (room *Room) UpdateState(event *gomatrix.Event) {
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room.State[event.Type] = make(map[string]*gomatrix.Event)
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}
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switch event.Type {
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case "m.room.name":
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room.nameCache = ""
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case "m.room.canonical_alias":
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if room.nameCacheSource >= CanonicalAliasRoomName {
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room.nameCache = ""
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}
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room.canonicalAliasCache = ""
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case "m.room.aliases":
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if room.nameCacheSource >= AliasRoomName {
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room.nameCache = ""
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}
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room.aliasesCache = nil
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case "m.room.member":
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room.memberCache = nil
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room.firstMemberCache = ""
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fallthrough
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case "m.room.name", "m.room.canonical_alias", "m.room.alias":
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room.nameCache = ""
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if room.nameCacheSource >= MemberRoomName {
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room.nameCache = ""
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}
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case "m.room.topic":
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room.topicCache = ""
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}
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@ -126,6 +153,40 @@ func (room *Room) GetTopic() string {
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return room.topicCache
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}
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func (room *Room) GetCanonicalAlias() string {
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if len(room.canonicalAliasCache) == 0 {
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canonicalAliasEvt := room.GetStateEvent("m.room.canonical_alias", "")
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if canonicalAliasEvt != nil {
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room.canonicalAliasCache, _ = canonicalAliasEvt.Content["alias"].(string)
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} else {
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room.canonicalAliasCache = "-"
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}
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}
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if room.canonicalAliasCache == "-" {
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return ""
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}
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return room.canonicalAliasCache
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}
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// GetAliases returns the list of aliases that point to this room.
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func (room *Room) GetAliases() []string {
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if room.aliasesCache == nil {
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aliasEvents := room.GetStateEvents("m.room.aliases")
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room.aliasesCache = []string{}
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for _, event := range aliasEvents {
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aliases, _ := event.Content["aliases"].([]interface{})
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newAliases := make([]string, len(room.aliasesCache)+len(aliases))
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copy(newAliases, room.aliasesCache)
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for index, alias := range aliases {
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newAliases[len(room.aliasesCache) + index], _ = alias.(string)
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}
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room.aliasesCache = newAliases
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}
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}
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return room.aliasesCache
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}
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// updateNameFromNameEvent updates the room display name to be the name set in the name event.
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func (room *Room) updateNameFromNameEvent() {
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nameEvt := room.GetStateEvent("m.room.name", "")
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@ -134,17 +195,9 @@ func (room *Room) updateNameFromNameEvent() {
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}
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}
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// updateNameFromCanonicalAlias updates the room display name to be the canonical alias of the room.
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func (room *Room) updateNameFromCanonicalAlias() {
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canonicalAliasEvt := room.GetStateEvent("m.room.canonical_alias", "")
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if canonicalAliasEvt != nil {
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room.nameCache, _ = canonicalAliasEvt.Content["alias"].(string)
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}
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}
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// updateNameFromAliases updates the room display name to be the first room alias it finds.
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//
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// Deprecated: the Client-Server API recommends against using aliases as display name.
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// Deprecated: the Client-Server API recommends against using non-canonical aliases as display name.
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func (room *Room) updateNameFromAliases() {
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// TODO the spec says clients should not use m.room.aliases for room names.
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// However, Riot also uses m.room.aliases, so this is here now.
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@ -183,15 +236,19 @@ func (room *Room) updateNameFromMembers() {
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func (room *Room) updateNameCache() {
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if len(room.nameCache) == 0 {
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room.updateNameFromNameEvent()
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room.nameCacheSource = ExplicitRoomName
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}
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if len(room.nameCache) == 0 {
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room.updateNameFromCanonicalAlias()
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room.nameCache = room.GetCanonicalAlias()
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room.nameCacheSource = CanonicalAliasRoomName
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}
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if len(room.nameCache) == 0 {
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room.updateNameFromAliases()
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room.nameCacheSource = AliasRoomName
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}
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if len(room.nameCache) == 0 {
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room.updateNameFromMembers()
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room.nameCacheSource = MemberRoomName
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}
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}
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@ -45,7 +45,10 @@ type RoomView struct {
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input *widget.AdvancedInputField
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Room *rooms.Room
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parent *MainView
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typing []string
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completions struct {
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list []string
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textCache string
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@ -53,7 +56,7 @@ type RoomView struct {
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}
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}
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func NewRoomView(room *rooms.Room) *RoomView {
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func NewRoomView(parent *MainView, room *rooms.Room) *RoomView {
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view := &RoomView{
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Box: tview.NewBox(),
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topic: tview.NewTextView(),
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@ -62,6 +65,7 @@ func NewRoomView(room *rooms.Room) *RoomView {
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ulBorder: widget.NewBorder(),
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input: widget.NewAdvancedInputField(),
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Room: room,
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parent: parent,
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}
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view.content = NewMessageView(view)
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@ -257,9 +261,18 @@ func (view *RoomView) autocompleteUser(existingText string) (completions []compl
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}
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func (view *RoomView) autocompleteRoom(existingText string) (completions []completion) {
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// TODO - This was harder than I expected.
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return []completion{}
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for _, room := range view.parent.rooms {
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alias := room.Room.GetCanonicalAlias()
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if alias == existingText {
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// Exact match, return that.
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return []completion{{alias, room.Room.ID}}
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}
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if strings.HasPrefix(alias, existingText) {
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completions = append(completions, completion{alias, room.Room.ID})
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continue
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}
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}
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return
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}
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func (view *RoomView) InputTabComplete(text string, cursorOffset int) {
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@ -299,7 +299,7 @@ func (view *MainView) addRoom(index int, room string) {
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view.roomList.Add(roomStore)
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if !view.roomView.HasPage(room) {
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roomView := NewRoomView(roomStore).
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roomView := NewRoomView(view, roomStore).
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SetInputSubmitFunc(view.InputSubmit).
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SetInputChangedFunc(view.InputChanged).
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SetInputCapture(view.KeyEventHandler).
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