add tran tui init function in internal/tui/init.go

internal/tui/init.go

@@ -0,0 +1,58 @@
+package tui
+
+import (
+	"os"
+	"log"
+	"strings"
+	"path/filepath"
+
+	"github.com/spf13/viper"
+	"github.com/abdfnx/tran/dfs"
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/bubbles/spinner"
+	"github.com/charmbracelet/bubbles/textinput"
+)
+
+// Init initializes the UI and sets up initial data.
+func (b Bubble) Init() tea.Cmd {
+	var cmds []tea.Cmd
+	startDir := viper.GetString("start-dir")
+
+	switch {
+		case startDir != "":
+			_, err := os.Stat(startDir)
+			if err != nil {
+				return nil
+			}
+
+			if strings.HasPrefix(startDir, dfs.RootDirectory) {
+				cmds = append(cmds, b.updateDirectoryListingCmd(startDir))
+			} else {
+				path, err := os.Getwd()
+
+				if err != nil {
+					log.Fatal(err)
+				}
+
+				filePath := filepath.Join(path, startDir)
+
+				cmds = append(cmds, b.updateDirectoryListingCmd(filePath))
+			}
+
+		case b.appConfig.Tran.StartDir == dfs.HomeDirectory:
+			homeDir, err := dfs.GetHomeDirectory()
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			cmds = append(cmds, b.updateDirectoryListingCmd(homeDir))
+
+		default:
+			cmds = append(cmds, b.updateDirectoryListingCmd(b.appConfig.Tran.StartDir))
+	}
+
+	cmds = append(cmds, spinner.Tick)
+	cmds = append(cmds, textinput.Blink)
+
+	return tea.Batch(cmds...)
+}