add initial git support

internal/assets/write.go

@@ -0,0 +1,60 @@
+package assets
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/kujtimiihoxha/termai/internal/config"
+)
+
+func WriteAssets() error {
+	appCfg := config.Get()
+	appWd := config.WorkingDirectory()
+	scriptDir := filepath.Join(
+		appWd,
+		appCfg.Data.Directory,
+		"diff",
+	)
+	scriptPath := filepath.Join(scriptDir, "index.mjs")
+	// Before, run the script in cmd/diff/main.go to build this file
+	if _, err := os.Stat(scriptPath); err != nil {
+		scriptData, err := FS.ReadFile("diff/index.mjs")
+		if err != nil {
+			return err
+		}
+
+		err = os.MkdirAll(scriptDir, 0o755)
+		if err != nil {
+			return err
+		}
+		err = os.WriteFile(scriptPath, scriptData, 0o755)
+		if err != nil {
+			return err
+		}
+	}
+
+	themeDir := filepath.Join(
+		appWd,
+		appCfg.Data.Directory,
+		"themes",
+	)
+
+	themePath := filepath.Join(themeDir, "dark.json")
+
+	if _, err := os.Stat(themePath); err != nil {
+		themeData, err := FS.ReadFile("diff/themes/dark.json")
+		if err != nil {
+			return err
+		}
+
+		err = os.MkdirAll(themeDir, 0o755)
+		if err != nil {
+			return err
+		}
+		err = os.WriteFile(themePath, themeData, 0o755)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}