import * as plugins from './plugins.js';
import * as paths from '../paths.js';

export class AssetsHandler {
  public defaultFromDirPath: string = plugins.path.join(paths.cwd, './assets');
  public defaultToDirPath: string = plugins.path.join(paths.cwd, './dist_serve/assets');

  public async ensureAssetsDir() {
    const assetsDirExists = await plugins.smartfile.fs.isDirectory(this.defaultFromDirPath);
    if (!assetsDirExists) {
      console.log(`creating assets directory at ${this.defaultFromDirPath}`);
      await plugins.smartfile.fs.ensureDir(this.defaultFromDirPath);
    }
  }

  // copies the html
  public async processAssets(optionsArg?: {
    from?: string;
    to?: string;
  }) {
    // lets assemble the options
    optionsArg = {
      ... {
        from: this.defaultFromDirPath,
        to: this.defaultToDirPath,
      },
      ...(optionsArg || {})
    }
    await this.ensureAssetsDir()
    optionsArg.from = plugins.smartpath.transform.toAbsolute(optionsArg.from, paths.cwd) as string;
    optionsArg.to = plugins.smartpath.transform.toAbsolute(optionsArg.to, paths.cwd) as string;

    // lets clean theh target directory
    plugins.smartfile.fs.ensureEmptyDir(optionsArg.to);

    plugins.smartfile.fs.copySync(optionsArg.from, optionsArg.to, {
      replaceTargetDir: true,
    });
  }
}