Function ensureDevcontainerConfig

pkg/cli/devcontainer.go:67–216

ensureDevcontainerConfig creates or updates devcontainer.json If .devcontainer/devcontainer.json exists, it updates it with gh-aw configuration. If it doesn't exist, it creates it at the default location.

(verbose bool, additionalRepos []string)

// If .devcontainer/devcontainer.json exists, it updates it with gh-aw configuration.
// If it doesn't exist, it creates it at the default location.
func ensureDevcontainerConfig(verbose bool, additionalRepos []string) error {
	devcontainerLog.Printf("Creating or updating devcontainer.json with additional repos: %v", additionalRepos)

	// Check for existing devcontainer at default location first
	defaultDevcontainerPath := filepath.Join(".devcontainer", "devcontainer.json")
	devcontainerPath := defaultDevcontainerPath

	devcontainerDir := ".devcontainer"
	if err := fileutil.EnsureParentDir(devcontainerPath, constants.DirPermPublic); err != nil {
		return fmt.Errorf("failed to create .devcontainer directory: %w", err)
	}
	devcontainerLog.Printf("Ensured directory exists: %s", devcontainerDir)

	// Check if file already exists at default location
	var existingConfig *DevcontainerConfig
	if _, err := os.Stat(devcontainerPath); err == nil {
		devcontainerLog.Printf("File already exists: %s", devcontainerPath)

		// Read existing config to update it
		existingData, err := os.ReadFile(devcontainerPath)
		if err != nil {
			devcontainerLog.Printf("Failed to read existing config: %v", err)
			return fmt.Errorf("failed to read existing devcontainer.json: %w", err)
		}

		var config DevcontainerConfig
		if err := json.Unmarshal(existingData, &config); err != nil {
			devcontainerLog.Printf("Failed to parse existing config: %v", err)
			return fmt.Errorf("failed to parse existing devcontainer.json: %w", err)
		}
		existingConfig = &config
		devcontainerLog.Printf("Successfully parsed existing devcontainer.json")
	}

	// Get current repository name from git remote
	repoName := getCurrentRepoName()
	if repoName == "" {
		repoName = "current-repo"
	}

	// Get the owner from the current repository
	owner := getRepoOwner()

	// Prepare gh-aw specific configuration
	ghAwRepositories := buildRepositoryPermissions(repoName, owner, additionalRepos)

	var config DevcontainerConfig

	if existingConfig != nil {
		// Update existing configuration
		devcontainerLog.Printf("Updating existing devcontainer.json")
		config = *existingConfig

		// Ensure customizations exists
		if config.Customizations == nil {
			config.Customizations = &DevcontainerCustomizations{}
		}