Implemented fetching existing messages when changing frequencies

internal/client/ui/core/chat/chat.go

@@ -344,15 +344,15 @@ func (m *Model) SetReceiver(receiverIndex int) {
 	m.RestoreAfterSwitch()
 }
 
-func (m *Model) SetFrequency(networkIndex, frequencyIndex int) {
+func (m *Model) SetFrequency(networkIndex, frequencyIndex int) tea.Cmd {
 	if m.frequencyIndex == frequencyIndex && m.networkIndex == networkIndex {
-		return
+		return nil
 	}
 	m.ResetBeforeSwitch()
 	m.receiverIndex = -1
 	m.frequencyIndex = frequencyIndex
 	m.networkIndex = networkIndex
-	m.RestoreAfterSwitch()
+	return m.RestoreAfterSwitch()
 }
 
 func (m *Model) ResetBeforeSwitch() {
@@ -368,7 +368,7 @@ func (m *Model) ResetBeforeSwitch() {
 	}
 }
 
-func (m *Model) RestoreAfterSwitch() {
+func (m *Model) RestoreAfterSwitch() tea.Cmd {
 	msgs := state.State.IncompleteMessages
 	if m.frequencyIndex != -1 && m.networkIndex != -1 {
 		network := state.State.Networks[m.networkIndex]
@@ -377,9 +377,15 @@ func (m *Model) RestoreAfterSwitch() {
 		if val, ok := msgs[frequencyId]; ok {
 			m.vi.SetString(val)
 		}
+		return gateway.Send(&packet.RequestMessages{
+			ReceiverID:  nil,
+			FrequencyID: &frequencyId,
+		})
 	} else if m.receiverIndex != -1 {
 		// TODO: receiver
 	}
+
+	return nil
 }
 
 func (m *Model) renderMessage(message data.Message, builder *strings.Builder, header bool) int {

internal/client/ui/core/core.go

@@ -308,19 +308,22 @@ func (m *Model) updateConnected(msg tea.Msg) tea.Cmd {
 		return nil
 	}
 
+	var cmds []tea.Cmd
 	var cmd tea.Cmd
-	switch m.focus {
-	case FocusNetworkList:
-		m.networkList, cmd = m.networkList.Update(msg)
-		m.frequencyList.SetNetworkIndex(m.networkList.Index())
-		m.chat.SetFrequency(m.networkList.Index(), m.frequencyList.Index())
-	case FocusFrequencyList:
-		m.frequencyList, cmd = m.frequencyList.Update(msg)
-		m.chat.SetFrequency(m.networkList.Index(), m.frequencyList.Index())
-	case FocusChat:
-		m.chat, cmd = m.chat.Update(msg)
-	}
-	return cmd
+
+	m.networkList, cmd = m.networkList.Update(msg)
+	cmds = append(cmds, cmd)
+
+	m.frequencyList.SetNetworkIndex(m.networkList.Index())
+	m.frequencyList, cmd = m.frequencyList.Update(msg)
+	cmds = append(cmds, cmd)
+
+	cmd = m.chat.SetFrequency(m.networkList.Index(), m.frequencyList.Index())
+	cmds = append(cmds, cmd)
+	m.chat, cmd = m.chat.Update(msg)
+	cmds = append(cmds, cmd)
+
+	return tea.Batch(cmds...)
 }
 
 func (m *Model) updateLoadScreenContent() {

internal/client/ui/core/frequencylist/frequencylist.go

@@ -96,6 +96,10 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
 		}
 
 	case tea.KeyMsg:
+		if !m.focus {
+			return m, nil
+		}
+
 		key := msg.String()
 		switch key {
 		case "K":

internal/client/ui/core/networklist/networklist.go

@@ -120,6 +120,10 @@ func (m Model) Update(msg tea.Msg) (Model, tea.Cmd) {
 		}
 
 	case tea.KeyMsg:
+		if !m.focus {
+			return m, nil
+		}
+
 		key := msg.String()
 		switch key {
 		case "K":