WIP: working on adding inputbox and wrapping the messages in a viewport

.gitignore

@@ -0,0 +1,2 @@
+# binary
+gorc

main.go

@@ -24,7 +24,10 @@ import (
 )
 
 func main() {
-	if err := tea.NewProgram(app.InitialState(), tea.WithAltScreen()).Start(); err != nil {
+	if err := tea.NewProgram(app.InitialState(),
+		tea.WithAltScreen(),
+		tea.WithMouseCellMotion(),
+	).Start(); err != nil {
 		log.Fatal(err)
 	}
 }

ui/app/app.go

@@ -59,6 +59,7 @@ func initialUiState() UI {
 
 	return UI{
 		login:        login.NewLogin(),
+		mainScreen:   mainscreen.NewMainScreen(),
 		windowWidth:  width,
 		windowHeight: height,
 	}
@@ -100,6 +101,9 @@ func (s State) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			Width(msg.Width).
 			Height(msg.Height)
 
+		s.ui.mainScreen.Viewport.Width = msg.Width
+		s.ui.mainScreen.Viewport.Height = msg.Height - mainscreen.InputBoxHeight
+
 		return s, nil
 	case login.ConnectingMsg:
 		host := s.ui.login.Inputs[0].Value()

ui/login/login.go

@@ -41,6 +41,7 @@ func NewLogin() State {
 	for i := range ls.Inputs {
 		t = textinput.NewModel()
 		t.CursorStyle = ui.CursorStyle
+		t.Prompt = "| "
 
 		switch i {
 		case 0:

ui/mainscreen/input.go

@@ -0,0 +1,42 @@
+// gorc project
+// Copyright (C) 2021 IllusionMan1212
+//
+// 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 https://www.gnu.org/licenses.
+
+package mainscreen
+
+import (
+	"github.com/charmbracelet/bubbles/textinput"
+	tea "github.com/charmbracelet/bubbletea"
+)
+
+type InputState struct {
+	input textinput.Model
+}
+
+func NewInputBox() InputState {
+	var input textinput.Model
+	input.Placeholder = "Send a message..."
+	state := InputState{input}
+
+	return state
+}
+
+func (s InputState) Update(msg tea.Msg) (InputState, tea.Cmd) {
+	return s, nil
+}
+
+func (s InputState) View() string {
+	return InputboxStyle.Render(s.input.View())
+}

ui/mainscreen/mainscreen.go

@@ -21,25 +21,49 @@ import (
 	"fmt"
 	"strings"
 
+	"github.com/charmbracelet/bubbles/viewport"
 	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/lipgloss"
 	"github.com/illusionman1212/gorc/client"
 	"github.com/illusionman1212/gorc/parser"
+	"github.com/illusionman1212/gorc/ui"
 )
 
 type State struct {
-	content string
-	Reader  *bufio.Reader
-	Client  *client.Client
+	Content  string
+	Reader   *bufio.Reader
+	Client   *client.Client
+	Viewport viewport.Model
+
+	inputBox InputState
+}
+
+func NewMainScreen() State {
+	newViewport := viewport.Model{Width: ui.MainStyle.GetWidth(), Height: ui.MainStyle.GetHeight() - InputBoxHeight}
+	newViewport.HighPerformanceRendering = false
+	newViewport.SetContent("")
+
+	state := State{
+		Content:  "",
+		Reader:   nil,
+		Client:   nil,
+		Viewport: newViewport,
+		inputBox: NewInputBox(),
+	}
+	return state
 }
 
 func (s State) Update(msg tea.Msg) (State, tea.Cmd) {
+	var cmd tea.Cmd
 	switch msg := msg.(type) {
 	case InitialReadMsg:
 		return s, s.readFromServer
 	case ReceivedIRCCommandMsg:
 		message := parser.ParseIRCMessage(msg.Msg)
 		fullMsg := fmt.Sprintf("%s %s %s %s", message.Tags, message.Source, message.Command, strings.Join(message.Parameters, " "))
-		s.content += fullMsg
+		s.Content += fullMsg
+
+		s.Viewport.SetContent(s.Content)
 
 		// TODO: handle different commands
 		switch message.Command {
@@ -51,9 +75,15 @@ func (s State) Update(msg tea.Msg) (State, tea.Cmd) {
 		return s, s.readFromServer
 	}
 
-	return s, nil
+	s.Viewport, cmd = s.Viewport.Update(msg)
+
+	return s, cmd
 }
 
 func (s State) View() string {
-	return s.content
+	mainscreen := s.Viewport.View()
+
+	screen := lipgloss.JoinVertical(0, MessagesStyle.Render(mainscreen), s.inputBox.View())
+
+	return screen
 }

ui/mainscreen/styles.go

@@ -0,0 +1,37 @@
+// gorc project
+// Copyright (C) 2021 IllusionMan1212
+//
+// 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 https://www.gnu.org/licenses.
+
+package mainscreen
+
+import (
+	"github.com/charmbracelet/lipgloss"
+	"github.com/illusionman1212/gorc/ui"
+)
+
+var (
+	InputboxStyle = lipgloss.NewStyle().
+			Border(lipgloss.NormalBorder(), true).
+			Padding(0, 1).
+			Width(ui.MainStyle.GetWidth()).
+			BorderForeground(lipgloss.Color("105"))
+	MessagesStyle = lipgloss.NewStyle().
+			Border(lipgloss.NormalBorder(), true).
+			Width(ui.MainStyle.GetWidth()).
+			Height(ui.MainStyle.GetHeight() - InputBoxHeight).
+			BorderForeground(lipgloss.Color("105"))
+
+	InputBoxHeight = 1
+)

ui/styles.go

@@ -19,7 +19,7 @@ package ui
 import "github.com/charmbracelet/lipgloss"
 
 var (
-	Border = lipgloss.Border{
+	BorderRound = lipgloss.Border{
 		Top:         "─",
 		Bottom:      "─",
 		Left:        "│",
@@ -35,7 +35,7 @@ var (
 			Height(40)
 
 	DialogStyle = lipgloss.NewStyle().
-			Border(Border, true).
+			Border(BorderRound, true).
 			Align(lipgloss.Center).
 			Width(50).
 			Padding(3, 6).