'use strict';

var child_process = require('child_process');
var fs = require('fs');
var path = require('path');

var archiver = require('archiver');
var del = require('del');
var NwBuilder = require('nw-builder');

var gulp = require('gulp');
var concat = require('gulp-concat');
var runSequence = require('run-sequence');

var distDir = './dist/';
var appsDir = './apps/';

function get_task_name(key) {
    return 'build-' + key.replace(/([A-Z])/g, function ($1) { return "-" + $1.toLowerCase(); });
}

gulp.task('clean', function () { return del(['./dist/**'], { force: true }); });

// Real work for dist task. Done in another task to call it via
// run-sequence.
gulp.task('dist-build', [], function () {
    var distSources = [
        // CSS files
        './main.css',
        './tabs/power.css',
        './tabs/firmware_flasher.css',
        './tabs/onboard_logging.css',
        './tabs/receiver.css',
        './tabs/cli.css',
        './tabs/servos.css',
        './tabs/adjustments.css',
        './tabs/configuration.css',
        './tabs/auxiliary.css',
        './tabs/pid_tuning.css',
        './tabs/transponder.css',
        './tabs/gps.css',
        './tabs/led_strip.css',
        './tabs/sensors.css',
        './tabs/osd.css',
        './tabs/motors.css',
        './tabs/receiver_msp.css',
        './tabs/logging.css',
        './tabs/landing.css',
        './tabs/setup_osd.css',
        './tabs/help.css',
        './tabs/failsafe.css',
        './tabs/ports.css',
        './tabs/setup.css',
        './css/opensans_webfontkit/fonts.css',
        './css/dropdown-lists/css/style_lists.css',
        './css/font-awesome/css/font-awesome.min.css',
        './js/libraries/flightindicators.css',
        './js/libraries/jbox/jBox.css',
        './js/libraries/jbox/themes/NoticeBorder.css',
        './js/libraries/jbox/themes/ModalBorder.css',
        './js/libraries/jbox/themes/TooltipDark.css',
        './js/libraries/jbox/themes/TooltipBorder.css',
        './js/libraries/jquery.nouislider.pips.min.css',
        './js/libraries/switchery/switchery.css',
        './js/libraries/jquery.nouislider.min.css',
        './node_modules/jquery-ui-npm/jquery-ui.min.css',
        './node_modules/jquery-ui-npm/jquery-ui.theme.min.css',
        './node_modules/jquery-ui-npm/jquery-ui.structure.min.css',

        // JavaScript
        './js/libraries/q.js',
        './js/libraries/jquery-2.1.4.min.js',
        './js/libraries/jquery-ui-1.11.4.min.js',
        './js/libraries/d3.min.js',
        './js/libraries/jquery.nouislider.all.min.js',
        './js/libraries/three/three.min.js',
        './js/libraries/three/Projector.js',
        './js/libraries/three/CanvasRenderer.js',
        './js/libraries/jquery.flightindicators.js',
        './js/libraries/semver.js',
        './js/libraries/jbox/jBox.min.js',
        './js/libraries/switchery/switchery.js',
        './js/libraries/bluebird.min.js',
        './js/libraries/jquery.ba-throttle-debounce.min.js',
        './js/libraries/inflection.min.js',
        './js/injected_methods.js',
        './js/data_storage.js',
        './js/workers/hex_parser.js',
        './js/fc.js',
        './js/port_handler.js',
        './js/port_usage.js',
        './js/serial.js',
        './js/gui.js',
        './js/huffman.js',
        './js/default_huffman_tree.js',
        './js/model.js',
        './js/serial_backend.js',
        './js/msp/MSPCodes.js',
        './js/msp.js',
        './js/msp/MSPHelper.js',
        './js/backup_restore.js',
        './js/peripherals.js',
        './js/protocols/stm32.js',
        './js/protocols/stm32usbdfu.js',
        './js/localization.js',
        './js/boards.js',
        './js/RateCurve.js',
        './js/Features.js',
        './js/Beepers.js',
        './tabs/adjustments.js',
        './tabs/auxiliary.js',
        './tabs/cli.js',
        './tabs/configuration.js',
        './tabs/failsafe.js',
        './tabs/firmware_flasher.js',
        './tabs/gps.js',
        './tabs/help.js',
        './tabs/landing.js',
        './tabs/led_strip.js',
        './tabs/logging.js',
        './tabs/map.js',
        './tabs/motors.js',
        './tabs/onboard_logging.js',
        './tabs/osd.js',
        './tabs/pid_tuning.js',
        './tabs/ports.js',
        './tabs/power.js',
        './tabs/receiver.js',
        './tabs/receiver_msp.js',
        './tabs/sensors.js',
        './tabs/servos.js',
        './tabs/setup.js',
        './tabs/setup_osd.js',
        './tabs/transponder.js',
        './main.js',

        // everything else
        './package.json', // For NW.js
        './manifest.json', // For Chrome app
        './eventPage.js',
        './*.html',
        './tabs/*.html',
        './images/**/*',
        './_locales/**/*',
        './css/font-awesome/fonts/*',
        './css/opensans_webfontkit/*.{eot,svg,ttf,woff,woff2}',
        './resources/*.json',
        './resources/models/*',
        './resources/osd/*.mcm',
        './resources/motor_order/*.svg',
    ];
    return gulp.src(distSources, { base: '.' })
        .pipe(gulp.dest(distDir));
});

gulp.task('dist', function () {
    return runSequence('clean', 'dist-build');
});

// Create app directories in ./apps
gulp.task('apps', ['dist'], function (done) {
    var builder = new NwBuilder({
        files: './dist/**/*',
        buildDir: appsDir,
        platforms: ['osx64', 'win32'], // 'linux64' not working currently.
        flavor: 'normal',
        macIcns: './images/bf_icon.icns',
        macPlist: { 'CFBundleDisplayName': 'Betaflight Configurator'},
        winIco: './images/bf_icon.ico',
    });
    builder.on('log', console.log);
    builder.build(function (err) {
        if (err) {
            console.log("Error building NW apps:" + err);
            done();
            return;
        }
        // Package apps as .zip files
        done();
    });
});

function get_release_filename(platform, ext) {
    var pkg = require('./package.json');
    return 'Betaflight-Configurator_' + platform + '_' + pkg.version + '.' + ext;
}

gulp.task('release-windows', function () {
    var pkg = require('./package.json');
    var src = path.join(appsDir, pkg.name, 'win32');
    var output = fs.createWriteStream(path.join(appsDir, get_release_filename('win32', 'zip')));
    var archive = archiver('zip', {
        zlib: { level: 9 }
    });
    archive.on('warning', function (err) { throw err; });
    archive.on('error', function (err) { throw err; });
    archive.pipe(output);
    archive.directory(src, 'Betaflight Configurator');
    return archive.finalize();
});

gulp.task('release-linux', function () {
    var pkg = require('./package.json');
    var src = path.join(appsDir, pkg.name, 'linux64');
    var output = fs.createWriteStream(path.join(appsDir, get_release_filename('linux64', 'zip')));
    var archive = archiver('zip', {
        zlib: { level: 9 }
    });
    archive.on('warning', function (err) { throw err; });
    archive.on('error', function (err) { throw err; });
    archive.pipe(output);
    archive.directory(src, 'Betaflight Configurator');
    return archive.finalize();
});

gulp.task('release-macos', function () {
    var pkg = require('./package.json');
    var src = path.join(appsDir, pkg.name, 'osx64', pkg.name + '.app');
    // Check if we want to sign the .app bundle
    if (process.env.CODESIGN_IDENTITY) {
        var sign_cmd = 'codesign --verbose --force --sign "' + process.env.CODESIGN_IDENTITY + '" ' + src;
        child_process.execSync(sign_cmd);
    }
    var output = fs.createWriteStream(path.join(appsDir, get_release_filename('macOS', 'zip')));
    var archive = archiver('zip', {
        zlib: { level: 9 }
    });
    archive.on('warning', function (err) { throw err; });
    archive.on('error', function (err) { throw err; });
    archive.pipe(output);
    console.log("Archiving MacOS app at " + src);
    archive.directory(src, 'Betaflight Configurator.app');
    return archive.finalize();
});

// Create distributable .zip files in ./apps
gulp.task('release', function () {
    // TODO: Linux
    return runSequence('apps', 'release-macos', 'release-windows');
});

gulp.task('default', ['apps']);