import * as plugins from './tswatch.plugins.js';
import * as paths from './tswatch.paths.js';
import * as interfaces from './interfaces/index.js';

import { Watcher } from './tswatch.classes.watcher.js';

export class TsWatch {
  public watchmode: interfaces.TWatchModes;
  public watcherMap = new plugins.lik.ObjectMap<Watcher>();
  public typedserver: plugins.typedserver.TypedServer;

  constructor(watchmodeArg: interfaces.TWatchModes) {
    this.watchmode = watchmodeArg;
  }

  /**
   * starts the TsWatch instance
   */
  public async start() {
    const tsbundle = new plugins.tsbundle.TsBundle();
    const htmlHandler = new plugins.tsbundle.HtmlHandler();
    switch (this.watchmode) {
      case 'test':
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: paths.cwd,
            commandToExecute: 'npm run test2',
            timeout: null,
          })
        );
        break;
      case 'gitzone_npm':
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: paths.cwd,
            commandToExecute: 'npm run test',
            timeout: null,
          })
        );
        break;
      case 'gitzone_element':
        // lets create a standard server
        console.log(
          'bundling TypeScript files to "dist_watch" Note: This is for development only!'
        );
        this.typedserver = new plugins.typedserver.TypedServer({
          cors: true,
          injectReload: true,
          serveDir: plugins.path.join(paths.cwd, './dist_watch/'),
          port: 3002,
          enableCompression: true,
          preferredCompressionMethod: 'gzip',
        });

        const bundleAndReloadElement = async () => {
          await tsbundle.build(paths.cwd, './html/index.ts', './dist_watch/bundle.js', {
            bundler: 'esbuild',
          });
          await this.typedserver.reload();
        };
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: plugins.path.join(paths.cwd, './ts_web/'),
            functionToCall: async () => {
              await bundleAndReloadElement();
            },
            timeout: null,
          })
        );
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: plugins.path.join(paths.cwd, './html/'),
            functionToCall: async () => {
              await htmlHandler.processHtml({
                from: plugins.path.join(paths.cwd, './html/index.html'),
                to: plugins.path.join(paths.cwd, './dist_watch/index.html'),
                minify: false,
              });
              await bundleAndReloadElement();
            },
            timeout: null,
          })
        );
        break;
      case 'gitzone_website':
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: plugins.path.join(paths.cwd, './ts/'),
            commandToExecute: 'npm run startTs',
            timeout: null,
          })
        );
        const bundleAndReloadWebsite = async () => {
          await tsbundle.build(paths.cwd, './ts_web/index.ts', './dist_serve/bundle.js', {
            bundler: 'esbuild',
          });
        };
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: plugins.path.join(paths.cwd, './ts_web/'),
            functionToCall: async () => {
              await bundleAndReloadWebsite();
            },
            timeout: null,
          })
        );
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: plugins.path.join(paths.cwd, './html/'),
            functionToCall: async () => {
              await htmlHandler.processHtml({
                from: plugins.path.join(paths.cwd, './html/index.html'),
                to: plugins.path.join(paths.cwd, './dist_serve/index.html'),
                minify: false,
              });
              await bundleAndReloadWebsite();
            },
            timeout: null,
          })
        );
        break;
      case 'gitzone_service':
        this.watcherMap.add(
          new Watcher({
            filePathToWatch: plugins.path.join(paths.cwd, './ts/'),
            commandToExecute: 'npm run startTs',
            timeout: null,
          })
        );
        break;
      case 'echoSomething':
        const tsWatchInstanceEchoSomething = new Watcher({
          filePathToWatch: plugins.path.join(paths.cwd, './ts'),
          commandToExecute: 'npm -v',
          timeout: null,
        });
        this.watcherMap.add(tsWatchInstanceEchoSomething);
        break;
      default:
        break;
    }
    this.watcherMap.forEach(async (watcher) => {
      await watcher.start();
    });
    if (this.typedserver) {
      await this.typedserver.start();
    }
  }

  /**
   * stops the execution of any active Watchers
   */
  public async stop() {
    if (this.typedserver) {
      await this.typedserver.stop();
    }
    this.watcherMap.forEach(async (watcher) => {
      await watcher.stop();
    });
  }
}