feat: added commit message window to tui

src_code/go_src/cmd/tui/tui_commit_message.go

@@ -0,0 +1,109 @@
+package tui
+
+// A simple program demonstrating the textarea component from the Bubbles
+// component library.
+
+//TODO: maybe add a submit button below the textarea
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/charmbracelet/bubbles/key"
+	"github.com/charmbracelet/bubbles/textarea"
+	tea "github.com/charmbracelet/bubbletea"
+)
+
+type KeyMap struct {
+	EndWithMes key.Binding
+}
+
+func newKeyMap() *KeyMap {
+	return &KeyMap{
+		EndWithMes: key.NewBinding(
+			key.WithKeys("alt+enter"),
+		),
+	}
+}
+
+func Entry_CM() string {
+
+	newKeyMap()
+
+	p := tea.NewProgram(initialModel_cm())
+	m, err := p.Run()
+	if err != nil {
+		log.Fatal(err)
+	}
+	if m.(model_cm).textarea.Value() == "" {
+		fmt.Println("No commit message provided. Exiting...")
+		os.Exit(1)
+	}
+	return m.(model_cm).textarea.Value() + "\n"
+}
+
+type errMsg error
+
+type model_cm struct {
+	textarea textarea.Model
+	keys    *KeyMap
+	err      error
+}
+
+func initialModel_cm() model_cm {
+	ti := textarea.New()
+	ti.Placeholder = "Write your commit message here..."
+	ti.Focus()
+
+	return model_cm{
+		textarea: ti,
+		keys:    newKeyMap(),
+		err:      nil,
+	}
+}
+
+func (m model_cm) Init() tea.Cmd {
+	return textarea.Blink
+}
+
+func (m model_cm) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	var cmds []tea.Cmd
+	var cmd tea.Cmd
+
+	switch msg := msg.(type) {
+	case tea.KeyMsg:
+		switch {
+			case key.Matches(msg, m.keys.EndWithMes):
+				return m, tea.Quit
+		}
+		switch msg.Type {
+		case tea.KeyCtrlC:
+			m.textarea.SetValue("")
+			return m, tea.Quit
+		default:
+			if !m.textarea.Focused() {
+				cmd = m.textarea.Focus()
+				cmds = append(cmds, cmd)
+			}
+		}
+
+	// We handle errors just like any other message
+	case errMsg:
+		m.err = msg
+		return m, nil
+	}
+
+	m.textarea, cmd = m.textarea.Update(msg)
+	cmds = append(cmds, cmd)
+	return m, tea.Batch(cmds...)
+}
+
+func (m model_cm) View() string {
+	return fmt.Sprintf(
+		"Tell me a story.\n\n%s\n\n%s",
+		m.textarea.View(),
+		"alt+enter|Submit\nctrl+c|Cancel",
+	) + "\n\n"
+}
+