const path = require('path');
const colors = require('colors');
import { FFCreator, FFImage, FFScene, FFVideoAlbum } from "ffcreator";

const createFFTask = () => {
    const bg1 = path.join(__dirname, '../../examples/assets/imgs/bg/h03.jpg');
    const bg2 = path.join(__dirname, '../../examples/assets/imgs/bg/h02.jpg');
    const logo1 = path.join(__dirname, '../../examples/assets/imgs/logo/logo1.png');
    const logo2 = path.join(__dirname, '../../examples/assets/imgs/logo/logo2.png');
    const dragon = path.join(__dirname, '../../examples/assets/imgs/dragon.png');
    const video1 = path.join(__dirname, '../../examples/assets/video/video1.mp4');
    const video2 = path.join(__dirname, '../../examples/assets/video/video2.mp4');
    const outputDir = path.join(__dirname, './output/');
    const cacheDir = path.join(__dirname, './cache/');

    // create creator instance
    const width = 800;
    const height = 600;
    const creator = new FFCreator({
      cacheDir,
      outputDir,
      width,
      height,
      fps: 24,
      log: false,
      debug: true,
      highWaterMark: '3mb',
    });

    // create FFScene
    const scene1 = new FFScene();
    const scene2 = new FFScene();
    scene1.setBgColor('#7e5fff');
    scene2.setBgColor('#2c3a47');

    const fbg1 = new FFImage({ path: bg1, x: width / 2, y: height / 2 });
    scene1.addChild(fbg1);

    // add new album
    const album = new FFVideoAlbum({
      list: [video1, video2],
      x: width / 2,
      y: height / 2,
      width: width * 0.7,
      height: 423 * 0.7,
      ss: '00:00:00',
      to: '00:00:06',
    });

    album.addEffect('fadeInUp', 1, 1);
    scene1.addChild(album);

    // add dragon image
    const fdragon = new FFImage({ path: dragon, x: 100, y: height / 2 + 100 });
    fdragon.setScale(0.7);
    fdragon.addEffect('fadeInUp', 1, 3);
    scene1.addChild(fdragon);

    // add logo
    const flogo1 = new FFImage({ path: logo2, x: width / 2, y: 50 });
    flogo1.setScale(0.5);
    scene1.addChild(flogo1);

    scene1.setDuration(12);
    scene1.setTransition('Windows4', 2);
    creator.addChild(scene1);

    // add scene2 background
    const fbg2 = new FFImage({ path: bg2, x: width / 2, y: height / 2 });
    scene2.addChild(fbg2);

    // add logo
    const flogo2 = new FFImage({ path: logo2, x: width / 2, y: height / 2 - 20 });
    flogo2.setScale(0.9);
    flogo2.addEffect('zoomIn', 1, 1.2);
    scene2.addChild(flogo2);

    scene2.setDuration(5);
    creator.addChild(scene2);

    creator.start();
    //creator.openLog();

    creator.on('start', () => {
      console.log(`FFCreator start`);
    });

    creator.on('error', e => {
      console.log(`FFCreator error: ${e.error}`);
    });

    creator.on('progress', e => {
      console.log(colors.yellow(`FFCreator progress: ${(e.percent * 100) >> 0}%`));
    });

    creator.on('complete', e => {
      console.log(
        colors.magenta(`FFCreator completed: \n USEAGE: ${e.useage} \n PATH: ${e.output} `),
      );

      console.log(colors.green(`\n --- You can press the s key or the w key to restart! --- \n`));
    });

    return creator;
  };