import {AbsModule} from 'scriptable-abstract';

interface ModuleState {
  filename: string;
  exports: Record<string, unknown>;
}

/**
 * Mock implementation of Scriptable's module global variable
 * Provides functionality for module-related operations
 *
 * @implements Module
 */
export class MockModule extends AbsModule<ModuleState> {
  static get instance(): MockModule {
    return super.instance as MockModule;
  }

  constructor() {
    super({
      filename: 'mock-module.js',
      exports: {},
    });
  }

  /**
   * @inheritdoc
   */
  get filename(): string {
    return this.state.filename;
  }

  /**
   * @inheritdoc
   */
  get exports(): Record<string, unknown> {
    return this.state.exports;
  }

  /**
   * @additional
   * Set the module filename
   */
  setFilename(filename: string): void {
    this.setState({
      ...this.state,
      filename,
    });
  }

  /**
   * @additional
   * Set module exports
   */
  setExports(exports: Record<string, unknown>): void {
    this.setState({
      ...this.state,
      exports,
    });
  }
}