Files
tankz/tasks/sdk.js
2017-12-22 17:10:46 +03:00

76 lines
2.2 KiB
JavaScript
Executable File

const os = require('os');
const gulp = require('gulp');
const gutil = require('gulp-util');
const col = gutil.colors;
const download = require('./download');
const unzip = require('gulp-unzip');
const gunzip = require('gulp-gunzip');
const untar = require('gulp-untar');
const Promise = require('bluebird');
const ProgressBar = require('progress');
class Sdk {
static set dir(value) {
Sdk._dir = value
}
static get dir() {
return Sdk._dir || `${os.homedir()}/sdk`;
}
static path(name, version) {
return `${this.dir}/${name}/${version}`;
}
constructor(name, version) {
this.name = name;
this.tag = col.green(`[${name}]`);
this.version = version;
this.path = Sdk.path(name, version);
}
get intVersion() {
const vArr = this.version.split('\.').reverse();
let m = 1;
let r = 0;
for (let v of vArr) {
r += parseInt(v) * m;
m *= 10;
}
return r;
}
get prepared() {
throw "Not implemented";
}
get link() {
throw "Not implemented";
}
prepare() {
gutil.log(this.tag, `version: ${col.magenta(this.version)}`);
return new Promise((success, fail) => {
if (this.prepared) {
success();
} else {
const bar = new ProgressBar(`${this.tag} [:bar] :percent :etas`, {width: 40, total: 1000, clear: true});
let stream = download(this.link)
.on('error', fail)
.on('progress', (p) => bar.update(p.percent))
.on('end', () => bar.update(1));
if (this.link.endsWith('.zip')) {
stream = stream.pipe(unzip());
} else if (this.link.endsWith('tar.gz')) {
stream = stream.pipe(gunzip()).pipe(untar())
}
return stream
.pipe(gulp.dest(this.path))
.on('end', success)
.on('error', fail);
}
});
}
}
module.exports = Sdk;