import resolve from "@rollup/plugin-node-resolve";
import commonjs from "@rollup/plugin-commonjs";
import bundles from "./build/index";
import fs from "fs";
import path from "path";
import buble from "@rollup/plugin-buble";
import json from "@rollup/plugin-json";
import image from "@rollup/plugin-image";

function searchImages(dir, images) {
  const files = fs.readdirSync(dir);
  files.forEach((item, index) => {
    var fullPath = path.join(dir, item);
    const stat = fs.statSync(fullPath);
    if (stat.isDirectory()) {
      searchImages(path.join(dir, item), images);
    } else {
      if (fullPath.endsWith(".png")) {
        images.push(fullPath);
      }
    }
  });
  return images;
}

const allImages = [];
searchImages("src", allImages);

function mkdirsSync(dirname) {
  if (fs.existsSync(dirname)) {
    return true;
  } else {
    if (mkdirsSync(path.dirname(dirname))) {
      fs.mkdirSync(dirname);
      return true;
    }
  }
}

allImages.forEach((value) => {
  let path = __dirname + "/build/" + value;
  path = path.split("\\").join("/");
  let index = path.lastIndexOf("/");
  mkdirsSync(path.substring(0, index));

  fs.copyFile(
    __dirname + "/" + value,
    __dirname + "/build/" + value,
    (error) => {
      if (error) console.log(error);
    }
  );
});

function readDirs(dirPath, files) {
  if (fs.statSync(dirPath).isDirectory()) {
    fs.readdirSync(dirPath).forEach((e) => {
      readDirs(path.join(dirPath, e), files);
    });
  } else {
    for (let bundle of bundles) {
      if (dirPath.replace("\\", "/").match(new RegExp(`^${bundle}`))) {
        files.push(dirPath);
      }
    }
  }
}

const dirs = fs.readdirSync(".").filter((e) => {
  for (let bundle of bundles) {
    if (bundle.match(new RegExp(`^${e}/`))) {
      return true;
    }
  }
  return false;
});

const allFiles = [];

dirs.forEach((e) => {
  readDirs(e, allFiles);
});
export default allFiles
  .map((e) => e.replace(/\.tsx?$/, ""))
  .map((bundle) => {
    return {
      input: `build/${bundle}.js`,
      output: {
        format: "cjs",
        file: `bundle/${bundle}.js`,
        sourcemap: true,
      },
      plugins: [
        resolve({ mainFields: ["jsnext"] }),
        commonjs(),
        json(),
        image(),
      ],
      external: ["reflect-metadata", "doric"],
      onwarn: function (warning) {
        if (warning.code === "THIS_IS_UNDEFINED") {
          return;
        }
        console.warn(warning.message);
      },
    };
  })
  .concat(
    allFiles
      .map((e) => e.replace(/\.tsx?$/, ""))
      .map((bundle) => {
        return {
          input: `build/${bundle}.js`,
          output: {
            format: "cjs",
            file: `bundle/${bundle}.es5.js`,
            sourcemap: true,
          },
          plugins: [
            resolve({ mainFields: ["jsnext"] }),
            commonjs(),
            json(),
            buble({
              transforms: {
                dangerousForOf: true,
                generator: false,
              },
            }),
            image(),
          ],
          external: ["reflect-metadata", "doric"],
          onwarn: function (warning) {
            if (warning.code === "THIS_IS_UNDEFINED") {
              return;
            }
            console.warn(warning.message);
          },
        };
      })
  );