#!/usr/bin/env mew_js

const http = require("http");

const url = "https://servicewechat.com/wxa-dev-logic/download_redirect?type=x64&from=mpwiki";
// const url = "https://servicewechat.com/wxa-dev-logic/download_redirect?type=x64&from=mpwiki&version_type=1";
// https://servicewechat.com/wxa-dev-logic/download_redirect?type=x64&from=mpwiki&download_version=1022001191&version_type=1
// https://servicewechat.com/wxa-dev-logic/download_redirect?type=x64&from=mpwiki&download_version=1021911180&version_type=1
// https://dldir1.qq.com/WechatWebDev/nightly/p-7aa88fbb60d64e4a96fac38999591e31/wechat_devtools_1.02.2001202_x64.exe

let version = undefined;

const packageDir = "$APPDATA/Tencent/微信开发者工具/package.nw";

@.async(function () {

    @.fs.makeDirs(@path(__dirname, "../cache"));

    @info(`Downloading ${url}`);

    let localPath = @path(__dirname, "../cache/wechat-devtools-x64.exe");

    let client = @.net.httpClient();

    let lastSize = 0;
    let lastProgress = 0;
    let lastTime = Date.now();

    let filename = "wechat-devtools-x64.exe";

    @.fs.deleteFile.sync(localPath);

    client.download(url, localPath, {
        "redirects": Object.create(null),
        "onSuccess": () => {
            let newPath = @path(__dirname, "../cache", filename);
            @.fs.moveFile(localPath, newPath);
            this.next(newPath);
        },
        "onRedirect": (location) => {
            @info(`Redirected to ${location}`);
            filename = location.split("?")[0].split("/").slice(-1)[0];
            version = filename.split("_").filter((x) => /^[0-9]+\.[0-9]+.[0-9]+$/.test(x))[0];
            let newPath = @path(__dirname, "../cache", filename);
            if (@.fs.exists(newPath)) {
                this.next(newPath);
                return true;
            }
        },
        "onProgress": (size, total) => {
            let progress = size / total * 100;
            let now = Date.now();
            if ((progress - lastProgress > 10) || 
                (now - lastTime > 1000)) {
                let speed = (size - lastSize) / (now - lastTime) * 1000 / 1024;
                lastSize = size;
                lastTime = now;
                lastProgress = progress;
                @info(`Downloaded ${filename}: ${progress.toFixed(2)}%, speed ${speed.toFixed(2)} KiB/s`);
            }
        },
        "onError": this.reject
    });

}).then(function (localPath) {

    @info(`Extracting ${localPath}`);

    let extractPath = @path(__dirname, `../tmp/${@.fs.basename(localPath)}`);

    @.fs.deleteFile.sync(extractPath);

    @.fs.makeDirs(extractPath);

    @.task.execute("7z", ["x", localPath, `-o${extractPath}`, packageDir], extractPath, (error) => {

        if (error) {
            this.reject(error); return;
        }

        this.next(extractPath);

    });

}).then(function (extractPath) {

    @info(`Upgrading ${@.fs.filename(extractPath)}`);

    @.fs.deleteFile.sync(@path(__dirname, "../package.nw"));

    @.fs.moveFile.sync(@path(extractPath, packageDir),
                       @path(__dirname, "../package.nw"));

    @.fs.deleteFile.sync(extractPath);

    if (@.fs.exists(@path(__dirname, "../nwjs"))) {
        if (!@.fs.exists(@path(__dirname, "../nwjs/package.nw"))) {
            @.fs.linkFile("../package.nw", @path(__dirname, "../nwjs/package.nw"));
        }
    }

    this.next();

}).then(function () {

    @info("Fixing wechat-devtools package name");

    @.task.execute(@path(__dirname, "fix-package-name"), [], false, this.test);

}).then(function () {

    @info("Fix wechat-devtools editor font");

    @.task.execute(@path(__dirname, "fix-editor-font"), [], false, this.test);

}).then(function () {

    @info("Rebuilding wechat-devtools node modules");

    @.task.execute(@path(__dirname, "rebuild-node-modules"), [], false, this.test);

}).then(function () {

    @info("Patching wechat-devtools");

    @.task.execute(@path(__dirname, "patch-wechat-devtools"), [], false, this.test);

}).finished((error) => {

    if (error) {
        @error(error);
        process.exit(1);
    }

    @celebr(`Succeeded upgrading wechat-devtools to version ${version}`);

    process.exit(0);

});