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// gomuks - A terminal Matrix client written in Go.
// Copyright (C) 2018 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package ui
import (
"encoding/json"
"fmt"
"maunium.net/go/mautrix"
"maunium.net/go/mautrix/format"
"strings"
"unicode"
"github.com/lucasb-eyer/go-colorful"
"maunium.net/go/gomuks/debug"
)
func cmdMe(cmd *Command) {
text := strings.Join(cmd.Args, " ")
tempMessage := cmd.Room.NewTempMessage("m.emote", text)
go cmd.MainView.sendTempMessage(cmd.Room, tempMessage, text)
cmd.UI.Render()
}
// GradientTable from https://github.com/lucasb-eyer/go-colorful/blob/master/doc/gradientgen/gradientgen.go
type GradientTable []struct {
Col colorful.Color
Pos float64
}
func (gt GradientTable) GetInterpolatedColorFor(t float64) colorful.Color {
for i := 0; i < len(gt)-1; i++ {
c1 := gt[i]
c2 := gt[i+1]
if c1.Pos <= t && t <= c2.Pos {
t := (t - c1.Pos) / (c2.Pos - c1.Pos)
return c1.Col.BlendHcl(c2.Col, t).Clamped()
}
}
return gt[len(gt)-1].Col
}
var rainbow = GradientTable{
{colorful.LinearRgb(1, 0, 0), 0.0},
{colorful.LinearRgb(1, 0.5, 0), 0.1},
{colorful.LinearRgb(0.5, 0.5, 0), 0.2}, // Yellow is 0.5, 0.5 instead of 1, 1 to make it readable on light themes
{colorful.LinearRgb(0.5, 1, 0), 0.3},
{colorful.LinearRgb(0, 1, 0), 0.4},
{colorful.LinearRgb(0, 1, 0.5), 0.5},
{colorful.LinearRgb(0, 1, 1), 0.6},
{colorful.LinearRgb(0, 0.5, 1), 0.7},
{colorful.LinearRgb(0.5, 0, 1), 0.8},
{colorful.LinearRgb(1, 0, 1), 0.9},
{colorful.LinearRgb(1, 0, 0.5), 1},
}
// TODO this command definitely belongs in a plugin once we have a plugin system.
func cmdRainbow(cmd *Command) {
text := strings.Join(cmd.Args, " ")
var html strings.Builder
fmt.Fprint(&html, "**🌈** ")
for i, char := range text {
if unicode.IsSpace(char) {
html.WriteRune(char)
continue
}
color := rainbow.GetInterpolatedColorFor(float64(i) / float64(len(text))).Hex()
fmt.Fprintf(&html, "<font color=\"%s\">%c</font>", color, char)
}
tempMessage := cmd.Room.NewTempMessage("m.text", format.HTMLToText(html.String()))
go cmd.MainView.sendTempMessage(cmd.Room, tempMessage, html.String())
cmd.UI.Render()
}
func cmdQuit(cmd *Command) {
cmd.Gomuks.Stop()
}
func cmdClearCache(cmd *Command) {
cmd.Config.Clear()
cmd.Gomuks.Stop()
}
func cmdUnknownCommand(cmd *Command) {
cmd.Reply("Unknown command \"%s\". Try \"/help\" for help.", cmd.Command)
}
func cmdHelp(cmd *Command) {
cmd.Reply("Known command. Don't try \"/help\" for help.")
}
func cmdLeave(cmd *Command) {
err := cmd.Matrix.LeaveRoom(cmd.Room.MxRoom().ID)
debug.Print("Leave room error:", err)
if err == nil {
cmd.MainView.RemoveRoom(cmd.Room.MxRoom())
}
}
func cmdJoin(cmd *Command) {
if len(cmd.Args) == 0 {
cmd.Reply("Usage: /join <room>")
return
}
identifer := cmd.Args[0]
server := ""
if len(cmd.Args) > 1 {
server = cmd.Args[1]
}
room, err := cmd.Matrix.JoinRoom(identifer, server)
debug.Print("Join room error:", err)
if err == nil {
cmd.MainView.AddRoom(room)
}
}
func cmdSendEvent(cmd *Command) {
debug.Print(cmd.Command, cmd.Args, len(cmd.Args))
if len(cmd.Args) < 3 {
cmd.Reply("Usage: /send <room id> <event type> <content>")
return
}
roomID := cmd.Args[0]
eventType := mautrix.NewEventType(cmd.Args[1])
rawContent := strings.Join(cmd.Args[2:], "")
debug.Print(roomID, eventType, rawContent)
var content interface{}
err := json.Unmarshal([]byte(rawContent), &content)
debug.Print(err)
if err != nil {
cmd.Reply("Failed to parse content: %v", err)
return
}
debug.Print("Sending event to", roomID, eventType, content)
resp, err := cmd.Matrix.Client().SendMessageEvent(roomID, eventType, content)
debug.Print(resp, err)
if err != nil {
cmd.Reply("Error from server: %v", err)
} else {
cmd.Reply("Event sent, ID: %s", resp.EventID)
}
}
func cmdSetState(cmd *Command) {
if len(cmd.Args) < 4 {
cmd.Reply("Usage: /setstate <room id> <event type> <state key/`-`> <content>")
return
}
roomID := cmd.Args[0]
eventType := mautrix.NewEventType(cmd.Args[1])
stateKey := cmd.Args[2]
if stateKey == "-" {
stateKey = ""
}
rawContent := strings.Join(cmd.Args[3:], "")
var content interface{}
err := json.Unmarshal([]byte(rawContent), &content)
if err != nil {
cmd.Reply("Failed to parse content: %v", err)
return
}
debug.Print("Sending state event to", roomID, eventType, stateKey, content)
resp, err := cmd.Matrix.Client().SendStateEvent(roomID, eventType, stateKey, content)
if err != nil {
cmd.Reply("Error from server: %v", err)
} else {
cmd.Reply("State event sent, ID: %s", resp.EventID)
}
}
func cmdToggle(cmd *Command) {
if len(cmd.Args) == 0 {
cmd.Reply("Usage: /toggle <rooms/users/baremessages/images/typingnotif/emojis>")
return
}
switch cmd.Args[0] {
case "rooms":
cmd.Config.Preferences.HideRoomList = !cmd.Config.Preferences.HideRoomList
case "users":
cmd.Config.Preferences.HideUserList = !cmd.Config.Preferences.HideUserList
case "baremessages":
cmd.Config.Preferences.BareMessageView = !cmd.Config.Preferences.BareMessageView
case "images":
cmd.Config.Preferences.DisableImages = !cmd.Config.Preferences.DisableImages
case "typingnotif":
cmd.Config.Preferences.DisableTypingNotifs = !cmd.Config.Preferences.DisableTypingNotifs
case "emojis":
cmd.Config.Preferences.DisableEmojis = !cmd.Config.Preferences.DisableEmojis
default:
cmd.Reply("Usage: /toggle <rooms/users/baremessages/images/typingnotif/emojis>")
return
}
// is there a reason this is called twice?
// cmd.UI.Render()
cmd.UI.Render()
go cmd.Matrix.SendPreferencesToMatrix()
}
func cmdLogout(cmd *Command) {
cmd.Matrix.Logout()
}
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