1 | const fs = require('fs')
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2 | const path = require('path')
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3 | const chalk = require('chalk')
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4 | const tildify = require('tildify')
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5 | const AppError = require('./app-error')
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6 |
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7 | exports.cwd = function (cwd, ...args) {
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8 | return path.resolve(cwd || process.cwd(), ...args)
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9 | }
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10 |
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11 | exports.ownDir = function (...args) {
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12 | return path.join(__dirname, '../', ...args)
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13 | }
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14 |
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15 | exports.getPublicPath = function (mode, homepage) {
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16 | if (mode === 'production' && homepage) {
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17 | return /\/$/.test(homepage) ? homepage : (homepage + '/')
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18 | }
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19 | return '/'
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20 | }
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21 |
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22 | let projectPkgCache
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23 |
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24 | exports.readPkg = function () {
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25 | try {
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26 | projectPkgCache = projectPkgCache || require(exports.cwd('package.json'))
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27 | return projectPkgCache
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28 | } catch (err) {
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29 | if (err.code === 'MODULE_NOT_FOUND') {
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30 | return {}
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31 | }
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32 | throw new AppError(err.message)
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33 | }
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34 | }
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35 |
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36 | exports.inferHTML = function (options) {
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37 | const result = {
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38 | title: 'Poi App',
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39 | template: exports.ownDir('lib/index.ejs')
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40 | }
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41 |
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42 | const pkg = exports.readPkg()
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43 | result.pkg = pkg
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44 | result.title = pkg.productName || pkg.name
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45 | result.description = pkg.description
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46 |
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47 | const templatePath = path.resolve(options.cwd || process.cwd(), 'index.ejs')
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48 | if (fs.existsSync(templatePath)) {
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49 | console.log(`> Using external HTML template file`)
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50 | console.log(chalk.dim(`> location: "${tildify(templatePath)}"`))
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51 | result.template = templatePath
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52 | }
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53 |
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54 | return result
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55 | }
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56 |
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57 | exports.getFileNames = function (useHash, customFileName) {
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58 | return Object.assign({
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59 | js: useHash ? '[name].[chunkhash:8].js' : '[name].js',
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60 | css: useHash ? '[name].[contenthash:8].css' : '[name].css',
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61 | images: 'assets/images/[name].[hash:8].[ext]',
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62 | fonts: useHash ? 'assets/fonts/[name].[hash:8].[ext]' : 'assets/fonts/[name].[ext]',
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63 | chunk: useHash ? '[name].[chunkhash:8].chunk.js' : '[name].chunk.js'
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64 | }, customFileName)
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65 | }
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66 |
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67 | exports.inferProductionValue = function (value, mode) {
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68 | if (typeof value !== 'undefined') {
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69 | return value
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70 | }
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71 | return mode === 'production'
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72 | }
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73 |
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74 | exports.promisify = function (fn) {
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75 | return (...args) => {
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76 | return new Promise((resolve, reject) => {
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77 | fn(...args, (err, result) => {
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78 | if (err) return reject(err)
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79 | resolve(result)
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80 | })
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81 | })
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82 | }
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83 | }
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84 |
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85 | exports.stringifyObject = function (obj) {
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86 | return Object.keys(obj).reduce((curr, next) => {
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87 | curr[next] = JSON.stringify(obj[next])
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88 | return curr
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89 | }, {})
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90 | }
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91 |
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92 | exports.createSet = function (value) {
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93 | return Array.isArray(value) ? new Set(value) : new Set([value])
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94 | }
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95 |
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96 | exports.unspecifiedAddress = function (host) {
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97 | return host === '0.0.0.0' || host === '::'
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98 | }
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99 |
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100 | exports.getFullEnvString = function (env) {
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101 | return Object.keys(env).reduce((res, key) => {
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102 | res[`process.env.${key}`] = env[key]
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103 | return res
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104 | }, {})
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105 | }
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