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// gomuks - A terminal Matrix client written in Go.
// Copyright (C) 2019 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package messages
import (
"encoding/gob"
"time"
"maunium.net/go/mautrix"
"maunium.net/go/tcell"
"maunium.net/go/gomuks/config"
"maunium.net/go/gomuks/interface"
"maunium.net/go/gomuks/ui/messages/tstring"
"maunium.net/go/gomuks/ui/widget"
)
func init() {
gob.Register(&BaseMessage{})
}
type BaseMessage struct {
MsgID string
MsgType mautrix.MessageType
MsgSenderID string
MsgSender string
MsgSenderColor tcell.Color
MsgTimestamp time.Time
MsgState ifc.MessageState
MsgIsHighlight bool
MsgIsService bool
buffer []tstring.TString
plainBuffer []tstring.TString
prevBufferWidth int
prevPrefs config.UserPreferences
}
func newBaseMessage(id, sender, displayname string, msgtype mautrix.MessageType, timestamp time.Time) BaseMessage {
return BaseMessage{
MsgSenderID: sender,
MsgSender: displayname,
MsgTimestamp: timestamp,
MsgSenderColor: widget.GetHashColor(sender),
MsgType: msgtype,
MsgID: id,
prevBufferWidth: 0,
MsgState: ifc.MessageStateDefault,
MsgIsHighlight: false,
MsgIsService: false,
}
}
func (msg *BaseMessage) RegisterMatrix(matrix ifc.MatrixContainer) {}
// Sender gets the string that should be displayed as the sender of this message.
//
// If the message is being sent, the sender is "Sending...".
// If sending has failed, the sender is "Error".
// If the message is an emote, the sender is blank.
// In any other case, the sender is the display name of the user who sent the message.
func (msg *BaseMessage) Sender() string {
switch msg.MsgState {
case ifc.MessageStateSending:
return "Sending..."
case ifc.MessageStateFailed:
return "Error"
}
switch msg.MsgType {
case "m.emote":
// Emotes don't show a separate sender, it's included in the buffer.
return ""
default:
return msg.MsgSender
}
}
func (msg *BaseMessage) SenderID() string {
return msg.MsgSenderID
}
func (msg *BaseMessage) RealSender() string {
return msg.MsgSender
}
func (msg *BaseMessage) getStateSpecificColor() tcell.Color {
switch msg.MsgState {
case ifc.MessageStateSending:
return tcell.ColorGray
case ifc.MessageStateFailed:
return tcell.ColorRed
case ifc.MessageStateDefault:
fallthrough
default:
return tcell.ColorDefault
}
}
// SenderColor returns the color the name of the sender should be shown in.
//
// If the message is being sent, the color is gray.
// If sending has failed, the color is red.
//
// In any other case, the color is whatever is specified in the Message struct.
// Usually that means it is the hash-based color of the sender (see ui/widget/color.go)
func (msg *BaseMessage) SenderColor() tcell.Color {
stateColor := msg.getStateSpecificColor()
switch {
case stateColor != tcell.ColorDefault:
return stateColor
case msg.MsgType == "m.room.member":
return widget.GetHashColor(msg.MsgSender)
case msg.MsgIsService:
return tcell.ColorGray
default:
return msg.MsgSenderColor
}
}
// TextColor returns the color the actual content of the message should be shown in.
func (msg *BaseMessage) TextColor() tcell.Color {
stateColor := msg.getStateSpecificColor()
switch {
case stateColor != tcell.ColorDefault:
return stateColor
case msg.MsgIsService, msg.MsgType == "m.notice":
return tcell.ColorGray
case msg.MsgIsHighlight:
return tcell.ColorYellow
case msg.MsgType == "m.room.member":
return tcell.ColorGreen
default:
return tcell.ColorDefault
}
}
// TimestampColor returns the color the timestamp should be shown in.
//
// As with SenderColor(), messages being sent and messages that failed to be sent are
// gray and red respectively.
//
// However, other messages are the default color instead of a color stored in the struct.
func (msg *BaseMessage) TimestampColor() tcell.Color {
return msg.getStateSpecificColor()
}
// Buffer returns the computed text buffer.
//
// The buffer contains the text of the message split into lines with a maximum
// width of whatever was provided to CalculateBuffer().
//
// N.B. This will NOT automatically calculate the buffer if it hasn't been
// calculated already, as that requires the target width.
func (msg *BaseMessage) Buffer() []tstring.TString {
return msg.buffer
}
// Height returns the number of rows in the computed buffer (see Buffer()).
func (msg *BaseMessage) Height() int {
return len(msg.buffer)
}
// Timestamp returns the full timestamp when the message was sent.
func (msg *BaseMessage) Timestamp() time.Time {
return msg.MsgTimestamp
}
// FormatTime returns the formatted time when the message was sent.
func (msg *BaseMessage) FormatTime() string {
return msg.MsgTimestamp.Format(TimeFormat)
}
// FormatDate returns the formatted date when the message was sent.
func (msg *BaseMessage) FormatDate() string {
return msg.MsgTimestamp.Format(DateFormat)
}
func (msg *BaseMessage) ID() string {
return msg.MsgID
}
func (msg *BaseMessage) SetID(id string) {
msg.MsgID = id
}
func (msg *BaseMessage) Type() mautrix.MessageType {
return msg.MsgType
}
func (msg *BaseMessage) SetType(msgtype mautrix.MessageType) {
msg.MsgType = msgtype
}
func (msg *BaseMessage) State() ifc.MessageState {
return msg.MsgState
}
func (msg *BaseMessage) SetState(state ifc.MessageState) {
msg.MsgState = state
}
func (msg *BaseMessage) IsHighlight() bool {
return msg.MsgIsHighlight
}
func (msg *BaseMessage) SetIsHighlight(isHighlight bool) {
msg.MsgIsHighlight = isHighlight
}
func (msg *BaseMessage) IsService() bool {
return msg.MsgIsService
}
func (msg *BaseMessage) SetIsService(isService bool) {
msg.MsgIsService = isService
}
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