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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 main
import (
"fmt"
"hash/fnv"
"sort"
"strings"
"time"
"github.com/gdamore/tcell"
"maunium.net/go/gomatrix"
"maunium.net/go/tview"
)
type RoomView struct {
*tview.Box
topic *tview.TextView
content *MessageView
status *tview.TextView
userList *tview.TextView
room *gomatrix.Room
parent *MainView
}
var colorNames []string
func init() {
colorNames = make([]string, len(tcell.ColorNames))
i := 0
for name, _ := range tcell.ColorNames {
colorNames[i] = name
i++
}
sort.Sort(sort.StringSlice(colorNames))
}
func NewRoomView(parent *MainView, room *gomatrix.Room) *RoomView {
view := &RoomView{
Box: tview.NewBox(),
topic: tview.NewTextView(),
content: NewMessageView(),
status: tview.NewTextView(),
userList: tview.NewTextView(),
room: room,
parent: parent,
}
view.topic.
SetText(strings.Replace(room.GetTopic(), "\n", " ", -1)).
SetBackgroundColor(tcell.ColorDarkGreen)
view.status.SetBackgroundColor(tcell.ColorDimGray)
view.userList.SetDynamicColors(true)
return view
}
func (view *RoomView) Draw(screen tcell.Screen) {
view.Box.Draw(screen)
x, y, width, height := view.GetRect()
view.topic.SetRect(x, y, width, 1)
view.content.SetRect(x, y+1, width-30, height-2)
view.status.SetRect(x, y+height-1, width, 1)
view.userList.SetRect(x+width-29, y+1, 29, height-2)
view.topic.Draw(screen)
view.content.Draw(screen)
view.status.Draw(screen)
borderX := x + width - 30
background := tcell.StyleDefault.Background(view.GetBackgroundColor()).Foreground(view.GetBorderColor())
for borderY := y + 1; borderY < y+height-1; borderY++ {
screen.SetContent(borderX, borderY, tview.GraphicsVertBar, nil, background)
}
view.userList.Draw(screen)
}
func (view *RoomView) SetTyping(users []string) {
for index, user := range users {
member := view.room.GetMember(user)
if member != nil {
users[index] = member.DisplayName
}
}
if len(users) == 0 {
view.status.SetText("")
} else if len(users) < 2 {
view.status.SetText("Typing: " + strings.Join(users, " and "))
} else {
view.status.SetText(fmt.Sprintf(
"Typing: %s and %s",
strings.Join(users[:len(users)-1], ", "), users[len(users)-1]))
}
}
func (view *RoomView) AutocompleteUser(existingText string) (completions []string) {
for _, user := range view.room.GetMembers() {
if strings.HasPrefix(user.DisplayName, existingText) {
completions = append(completions, user.DisplayName)
} else if strings.HasPrefix(user.UserID, existingText) {
completions = append(completions, user.UserID)
}
}
return
}
func (view *RoomView) MessageView() *MessageView {
return view.content
}
func getColorName(s string) string {
switch s {
case "-->":
return "green"
case "<--":
return "red"
case "---":
return "yellow"
default:
h := fnv.New32a()
h.Write([]byte(s))
return colorNames[int(h.Sum32())%len(colorNames)]
}
}
func getColor(s string) tcell.Color {
return tcell.ColorNames[getColorName(s)]
}
func color(s string) string {
return fmt.Sprintf("[%s]%s[white]", getColorName(s), s)
}
func (view *RoomView) UpdateUserList() {
var joined strings.Builder
var invited strings.Builder
for _, user := range view.room.GetMembers() {
if user.Membership == "join" {
joined.WriteString(color(user.DisplayName))
joined.WriteRune('\n')
} else if user.Membership == "invite" {
invited.WriteString(color(user.DisplayName))
invited.WriteRune('\n')
}
}
view.userList.Clear()
fmt.Fprintf(view.userList, "%s\n", joined.String())
if invited.Len() > 0 {
fmt.Fprintf(view.userList, "\nInvited:\n%s", invited.String())
}
}
func (view *RoomView) AddMessage(id, sender, message string, timestamp time.Time) {
member := view.room.GetMember(sender)
if member != nil {
sender = member.DisplayName
}
view.content.AddMessage(id, sender, message, timestamp)
view.parent.Render()
}
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