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

export class CommitInfo {
  // Instance
  public projectDir: string;
  public plannedCommitVersionTypeArg: 'patch' | 'minor' | 'major';
  public projectinfoNpmRef: plugins.projectinfo.ProjectinfoNpm | undefined;
  public smartVersionRef: plugins.smartversion.SmartVersion | undefined;
  private projectinfoNpmPromise: Promise<plugins.projectinfo.ProjectinfoNpm>;

  constructor(projectDirArg: string, plannedCommitVersionTypeArg: 'patch' | 'minor' | 'major') {
    this.projectDir = projectDirArg;
    this.plannedCommitVersionTypeArg = plannedCommitVersionTypeArg;
    this.projectinfoNpmPromise = plugins.projectinfo.ProjectinfoNpm.create(projectDirArg);
  }

  private async getProjectinfoNpmRef(): Promise<plugins.projectinfo.ProjectinfoNpm> {
    if (!this.projectinfoNpmRef) {
      this.projectinfoNpmRef = await this.projectinfoNpmPromise;
    }
    return this.projectinfoNpmRef;
  }

  public async getNextPlannedVersion() {
    const projectinfoNpmRef = await this.getProjectinfoNpmRef();
    this.smartVersionRef = new plugins.smartversion.SmartVersion(projectinfoNpmRef.version);
    return this.smartVersionRef.getNewVersion(this.plannedCommitVersionTypeArg);
  }

  public async writeIntoPotentialDirs(potentialDirs: string[] = ['ts', 'ts_web']) {
    const projectinfoNpmRef = await this.getProjectinfoNpmRef();
    const expectedDefinitiveVersion = await this.getNextPlannedVersion();
    for (const dir of potentialDirs) {
      const dirPath = plugins.path.join(this.projectDir, dir);
      const dirExists = plugins.fs.existsSync(dirPath) && plugins.fs.statSync(dirPath).isDirectory();
      if (dirExists) {
        const writePath = plugins.path.join(this.projectDir, dir, '00_commitinfo_data.ts');
        await plugins.fs.promises.writeFile(
          writePath,
          `/**
 * autocreated commitinfo by @push.rocks/commitinfo
 */
export const commitinfo = {
  name: '${projectinfoNpmRef.name}',
  version: '${expectedDefinitiveVersion.versionString}',
  description: '${projectinfoNpmRef.packageJson.description}'
}
`,
          'utf8'
        );
      }
    }
  }
}