feat: add CLI with TUI, self-update, install script, and terminal section on landing page

- Full-screen Bubble Tea TUI with cream background fill using PadLine/FillBlankLines - Self-update command (--update) pulling from GitHub releases - install.sh for curl one-liner installation - Terminal Lovers section on web landing page with install command and CLI features - All 7 format categories, glob/directory batch support, auto-download ffmpeg
2026-03-09 22:53:10 +01:00
parent b9aac61ab8
commit 04a1f33cb1
23 changed files with 4064 additions and 0 deletions
@@ -0,0 +1,165 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	tea "github.com/charmbracelet/bubbletea"
+
+	"github.com/noauf/transmute-cli/internal/ffmpeg"
+	"github.com/noauf/transmute-cli/internal/tui"
+	"github.com/noauf/transmute-cli/internal/update"
+)
+
+// Execute runs the CLI.
+func Execute() {
+	args := os.Args[1:]
+
+	// Handle flags
+	var outputDir string
+	var installFFmpeg bool
+	var doUpdate bool
+	var paths []string
+
+	for i := 0; i < len(args); i++ {
+		switch args[i] {
+		case "-d", "--output-dir":
+			if i+1 < len(args) {
+				outputDir = args[i+1]
+				i++
+			} else {
+				fmt.Fprintln(os.Stderr, "Error: -d requires a directory argument")
+				os.Exit(1)
+			}
+		case "--install-ffmpeg":
+			installFFmpeg = true
+		case "--update":
+			doUpdate = true
+		case "-h", "--help":
+			printUsage()
+			os.Exit(0)
+		case "-v", "--version":
+			fmt.Printf("transmute v%s\n", update.CurrentVersion)
+			os.Exit(0)
+		default:
+			if args[i][0] == '-' {
+				fmt.Fprintf(os.Stderr, "Unknown flag: %s\n", args[i])
+				printUsage()
+				os.Exit(1)
+			}
+			paths = append(paths, args[i])
+		}
+	}
+
+	// Handle --install-ffmpeg
+	if installFFmpeg {
+		handleInstallFFmpeg()
+		return
+	}
+
+	// Handle --update
+	if doUpdate {
+		handleUpdate()
+		return
+	}
+
+	// If output dir specified, ensure it exists
+	if outputDir != "" {
+		if err := os.MkdirAll(outputDir, 0o755); err != nil {
+			fmt.Fprintf(os.Stderr, "Error creating output directory: %v\n", err)
+			os.Exit(1)
+		}
+	}
+
+	// Expand glob patterns
+	expandedPaths := expandGlobs(paths)
+
+	// If no paths given, use current directory
+	if len(expandedPaths) == 0 {
+		// Launch TUI with empty state — user can see instructions
+		expandedPaths = []string{"."}
+	}
+
+	// Create and run TUI
+	model := tui.New(expandedPaths, outputDir)
+	p := tea.NewProgram(model, tea.WithAltScreen())
+	if _, err := p.Run(); err != nil {
+		fmt.Fprintf(os.Stderr, "Error: %v\n", err)
+		os.Exit(1)
+	}
+}
+
+func expandGlobs(patterns []string) []string {
+	var result []string
+	for _, pattern := range patterns {
+		matches, err := filepath.Glob(pattern)
+		if err != nil {
+			// Not a glob, treat as literal path
+			result = append(result, pattern)
+			continue
+		}
+		if len(matches) == 0 {
+			// No matches, keep original (might be a direct path)
+			result = append(result, pattern)
+		} else {
+			result = append(result, matches...)
+		}
+	}
+	return result
+}
+
+func handleInstallFFmpeg() {
+	if ffmpeg.IsAvailable() {
+		path, _ := ffmpeg.Resolve()
+		fmt.Printf("ffmpeg is already available at: %s\n", path)
+		return
+	}
+
+	fmt.Println("Downloading ffmpeg...")
+	err := ffmpeg.Download(func(downloaded int64) {
+		fmt.Printf("\r  Downloaded %.1f MB", float64(downloaded)/1024/1024)
+	})
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "\nError downloading ffmpeg: %v\n", err)
+		os.Exit(1)
+	}
+	fmt.Println("\n  ffmpeg installed successfully!")
+}
+
+func handleUpdate() {
+	err := update.Run(func(msg string) {
+		fmt.Println(msg)
+	})
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Update failed: %v\n", err)
+		os.Exit(1)
+	}
+}
+
+func printUsage() {
+	fmt.Println(`transmute - Universal file converter
+
+Usage:
+  transmute [files...]              Convert files interactively
+  transmute *.png                   Convert all PNG files
+  transmute ./photos/               Convert all files in directory
+  transmute file.csv -d ./output/   Output to specific directory
+
+Flags:
+  -d, --output-dir <dir>   Output converted files to this directory
+  --install-ffmpeg          Download and install ffmpeg for audio/video
+  --update                  Update transmute to the latest version
+  -h, --help               Show this help
+  -v, --version            Show version
+
+Interactive Controls:
+  ↑/↓ or j/k              Navigate files
+  ←/→ or h/l              Change target format
+  space                    Toggle file selection
+  a                        Select / deselect all
+  c or enter               Start conversion
+  d                        Remove file from list
+  ?                        Toggle help
+  q or ctrl+c              Quit`)
+}