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WIP: offloading to disk

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Illusion
2023-02-19 00:58:42 +02:00
parent 3c04345560
commit 3ddd238552
11 changed files with 372 additions and 64 deletions
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ui/mainscreen/mainscreen.go
+53 -7
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@@ -59,6 +59,7 @@ func NewMainScreen(client *irc.Client) State {
newViewport := viewport.New(0, 0)
newViewport.Wrap = viewport.Wrap
newViewport.Style = MessagesStyle.Copy()
newViewport.MouseWheelEnabled = false
return State{
Client: client,
@@ -77,9 +78,25 @@ func (s State) Update(msg tea.Msg) (State, tea.Cmd) {
switch msg := msg.(type) {
case cmds.ReceivedIRCMsgMsg:
wasAtBottom := s.Viewport.AtBottom()
s.Viewport.SetContent(s.Client.Channels[s.Client.ActiveChannelIndex].History)
s.Viewport.SetContent(strings.Join(s.Client.Channels[s.Client.ActiveChannelIndex].ScrollBackBuf, "\n"))
if wasAtBottom {
s.Client.Channels[s.Client.ActiveChannelIndex].AtBottom = true
s.Viewport.GotoBottom()
} else {
s.Client.Channels[s.Client.ActiveChannelIndex].AtBottom = false
}
return s, nil
case cmds.ReadHistoryFromDBMsg:
s.Viewport.SetContent(strings.Join(s.Client.Channels[s.Client.ActiveChannelIndex].ScrollBackBuf, "\n"))
switch msg.Direction {
case "top":
s.Viewport.GotoTop()
case "up":
s.Viewport.SetYOffset(s.Viewport.YOffset + int(msg.LinesRead))
case "down":
s.Viewport.SetYOffset(s.Viewport.YOffset - int(msg.LinesRead))
case "bottom":
s.Viewport.GotoBottom()
}
return s, nil
@@ -94,17 +111,17 @@ func (s State) Update(msg tea.Msg) (State, tea.Cmd) {
WithTimestamp: true,
}
s.Client.Channels[s.Client.ActiveChannelIndex].AppendMsg(msg.Timestamp, fullMsg, msgOpts)
s.Client.Channels[s.Client.ActiveChannelIndex].AppendMsg(s.Client.Host, s.Client.DB, msg.Timestamp, fullMsg, msgOpts)
// TODO: make sure to only append the message to the history if server sends back no errors
s.Client.SendCommand(commands.PRIVMSG, s.Client.ActiveChannel, msg.Msg)
s.Viewport.SetContent(s.Client.Channels[s.Client.ActiveChannelIndex].History)
s.Viewport.SetContent(strings.Join(s.Client.Channels[s.Client.ActiveChannelIndex].ScrollBackBuf, "\n"))
s.Viewport.GotoBottom()
}
}
return s, nil
case cmds.SwitchChannelsMsg:
s.Viewport.SetContent(s.Client.Channels[s.Client.ActiveChannelIndex].History)
s.Viewport.SetContent(strings.Join(s.Client.Channels[s.Client.ActiveChannelIndex].ScrollBackBuf, "\n"))
s.Viewport.GotoBottom()
*s.SidePanel, cmd = s.SidePanel.Update(msg)
@@ -113,6 +130,9 @@ func (s State) Update(msg tea.Msg) (State, tea.Cmd) {
s.Client.LastTabIndexInTabBar = len(s.Client.Channels) - 1
s.TabRenderingDirection = Left
return s, nil
case cmds.TickMsg:
s.Client.Ticks++
return s, cmds.Tick(s.Client)
case tea.KeyMsg:
key := msg.String()
switch key {
@@ -180,11 +200,37 @@ func (s State) Update(msg tea.Msg) (State, tea.Cmd) {
return s, cmds.SwitchChannels
case "g":
if s.FocusIndex == Viewport {
s.Viewport.GotoTop()
s.Client.Channels[s.Client.ActiveChannelIndex].AtBottom = false
if !s.Viewport.AtTop() {
cmdsToProcess = append(cmdsToProcess, cmds.ReadHistoryFromDB(s.Client, irc.SCROLLBACK_MAX, "top"))
}
}
case "G":
if s.FocusIndex == Viewport {
s.Viewport.GotoBottom()
if !s.Viewport.AtBottom() {
cmdsToProcess = append(cmdsToProcess, cmds.ReadHistoryFromDB(s.Client, irc.SCROLLBACK_MAX, "bottom"))
}
s.Client.Channels[s.Client.ActiveChannelIndex].AtBottom = true
}
case "j", "k", "d", "u", "f", "b", "up", "down":
// TODO: what???
// if s.Viewport.AtBottom() {
// break
// }
if key == "j" || key == "d" || key == "f" || key == "down" {
if s.Viewport.ScrollPercent() > 0.5 {
excess := s.Viewport.ScrollPercent() - 0.5 + 0.1
linesToRead := int(math.Floor(excess * float64(irc.SCROLLBACK_MAX)))
cmdsToProcess = append(cmdsToProcess, cmds.ReadHistoryFromDB(s.Client, linesToRead, "down"))
}
} else {
s.Client.Channels[s.Client.ActiveChannelIndex].AtBottom = false
if s.Viewport.ScrollPercent() < 0.5 && s.Viewport.ScrollPercent() > 0.0 {
excess := 0.5 - s.Viewport.ScrollPercent() + 0.1
linesToRead := int(math.Floor(excess * float64(irc.SCROLLBACK_MAX)))
cmdsToProcess = append(cmdsToProcess, cmds.ReadHistoryFromDB(s.Client, linesToRead, "up"))
}
}
}
}
@@ -244,7 +290,7 @@ func (s *State) SetSize(width, height int) {
// we need this to render an empty viewport
history := ""
if len(s.Client.Channels) != 0 {
history = s.Client.Channels[s.Client.ActiveChannelIndex].History
history = strings.Join(s.Client.Channels[s.Client.ActiveChannelIndex].ScrollBackBuf, "\n")
}
// we need to re-set the content because words wrap differently on different sizes