import { ICommand, CommandContext, CommandOptionType } from '../../types/index';

export class CodeCommand implements ICommand {
  name = 'code';
  description = 'Development and code management tools';
  usage = '[subcommand] [options]';
  aliases = ['dev', 'develop'];

  options = [
    {
      name: 'generate',
      type: 'string' as CommandOptionType,
      description: 'Generate code from template (component, service, module)',
      alias: 'g'
    },
    {
      name: 'build',
      type: 'boolean' as CommandOptionType,
      description: 'Build the project',
      alias: 'b'
    },
    {
      name: 'watch',
      type: 'boolean' as CommandOptionType,
      description: 'Watch for changes and rebuild',
      alias: 'w'
    },
    {
      name: 'clean',
      type: 'boolean' as CommandOptionType,
      description: 'Clean build artifacts',
      alias: 'c'
    },
    {
      name: 'verbose',
      type: 'boolean' as CommandOptionType,
      description: 'Enable verbose output',
      default: false,
      alias: 'v'
    }
  ];

  async execute(context: CommandContext): Promise<void> {
    const options = this.parseOptions(context.options);

    if (options.verbose) {
      context.logger.info(`Code command executed with options: ${JSON.stringify(options, null, 2)}`);
    }

    if (options.generate) {
      await this.handleGenerate(options.generate, context);
    } else if (options.build) {
      await this.handleBuild(context);
    } else if (options.watch) {
      await this.handleWatch(context);
    } else if (options.clean) {
      await this.handleClean(context);
    } else {
      this.showHelp(context);
    }
  }

  private async handleGenerate(type: string, context: CommandContext): Promise<void> {
    context.logger.info(`Generating ${type} template...`);
    context.logger.info('Note: Code generation functionality requires template system integration');
  }

  private async handleBuild(context: CommandContext): Promise<void> {
    context.logger.info('Building project...');
    context.logger.info('Note: Build functionality requires build system integration');
  }

  private async handleWatch(context: CommandContext): Promise<void> {
    context.logger.info('Watching for changes...');
    context.logger.info('Note: Watch functionality requires file system integration');
  }

  private async handleClean(context: CommandContext): Promise<void> {
    context.logger.info('Cleaning build artifacts...');
    context.logger.info('Note: Clean functionality requires build system integration');
  }

  private showHelp(context: CommandContext): void {
    context.logger.info('Code command usage:');
    context.logger.info('  rcc code generate <type>    - Generate code from template');
    context.logger.info('  rcc code build              - Build the project');
    context.logger.info('  rcc code watch              - Watch for changes and rebuild');
    context.logger.info('  rcc code clean              - Clean build artifacts');
    context.logger.info('  rcc code --help            - Show this help message');
  }

  private parseOptions(rawOptions: Record<string, unknown>): any {
    return {
      generate: rawOptions.generate as string,
      build: (rawOptions.build as boolean) || false,
      watch: (rawOptions.watch as boolean) || false,
      clean: (rawOptions.clean as boolean) || false,
      verbose: (rawOptions.verbose as boolean) || false,
    };
  }

  async validate(context: CommandContext): Promise<boolean> {
    const options = this.parseOptions(context.options);

    // Validate generate option
    if (options.generate && !['component', 'service', 'module'].includes(options.generate)) {
      throw new Error('Generate type must be one of: component, service, module');
    }

    return true;
  }
}

// Export the command instance
export const codeCommand = new CodeCommand();