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115 lines
3.6 KiB
115 lines
3.6 KiB
'use strict'
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var objectAssign = require('object-assign')
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module.exports = function () {
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return ThemeSetProto.newThemeSet()
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}
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var ThemeSetProto = {}
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ThemeSetProto.baseTheme = require('./base-theme.js')
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ThemeSetProto.newTheme = function (parent, theme) {
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if (!theme) {
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theme = parent
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parent = this.baseTheme
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}
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return objectAssign({}, parent, theme)
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}
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ThemeSetProto.getThemeNames = function () {
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return Object.keys(this.themes)
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}
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ThemeSetProto.addTheme = function (name, parent, theme) {
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this.themes[name] = this.newTheme(parent, theme)
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}
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ThemeSetProto.addToAllThemes = function (theme) {
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var themes = this.themes
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Object.keys(themes).forEach(function (name) {
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objectAssign(themes[name], theme)
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})
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objectAssign(this.baseTheme, theme)
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}
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ThemeSetProto.getTheme = function (name) {
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if (!this.themes[name]) throw this.newMissingThemeError(name)
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return this.themes[name]
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}
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ThemeSetProto.setDefault = function (opts, name) {
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if (name == null) {
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name = opts
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opts = {}
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}
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var platform = opts.platform == null ? 'fallback' : opts.platform
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var hasUnicode = !!opts.hasUnicode
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var hasColor = !!opts.hasColor
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if (!this.defaults[platform]) this.defaults[platform] = {true: {}, false: {}}
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this.defaults[platform][hasUnicode][hasColor] = name
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}
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ThemeSetProto.getDefault = function (opts) {
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if (!opts) opts = {}
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var platformName = opts.platform || process.platform
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var platform = this.defaults[platformName] || this.defaults.fallback
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var hasUnicode = !!opts.hasUnicode
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var hasColor = !!opts.hasColor
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if (!platform) throw this.newMissingDefaultThemeError(platformName, hasUnicode, hasColor)
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if (!platform[hasUnicode][hasColor]) {
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if (hasUnicode && hasColor && platform[!hasUnicode][hasColor]) {
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hasUnicode = false
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} else if (hasUnicode && hasColor && platform[hasUnicode][!hasColor]) {
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hasColor = false
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} else if (hasUnicode && hasColor && platform[!hasUnicode][!hasColor]) {
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hasUnicode = false
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hasColor = false
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} else if (hasUnicode && !hasColor && platform[!hasUnicode][hasColor]) {
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hasUnicode = false
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} else if (!hasUnicode && hasColor && platform[hasUnicode][!hasColor]) {
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hasColor = false
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} else if (platform === this.defaults.fallback) {
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throw this.newMissingDefaultThemeError(platformName, hasUnicode, hasColor)
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}
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}
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if (platform[hasUnicode][hasColor]) {
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return this.getTheme(platform[hasUnicode][hasColor])
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} else {
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return this.getDefault(objectAssign({}, opts, {platform: 'fallback'}))
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}
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}
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ThemeSetProto.newMissingThemeError = function newMissingThemeError (name) {
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var err = new Error('Could not find a gauge theme named "' + name + '"')
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Error.captureStackTrace.call(err, newMissingThemeError)
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err.theme = name
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err.code = 'EMISSINGTHEME'
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return err
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}
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ThemeSetProto.newMissingDefaultThemeError = function newMissingDefaultThemeError (platformName, hasUnicode, hasColor) {
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var err = new Error(
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'Could not find a gauge theme for your platform/unicode/color use combo:\n' +
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' platform = ' + platformName + '\n' +
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' hasUnicode = ' + hasUnicode + '\n' +
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' hasColor = ' + hasColor)
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Error.captureStackTrace.call(err, newMissingDefaultThemeError)
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err.platform = platformName
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err.hasUnicode = hasUnicode
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err.hasColor = hasColor
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err.code = 'EMISSINGTHEME'
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return err
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}
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ThemeSetProto.newThemeSet = function () {
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var themeset = function (opts) {
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return themeset.getDefault(opts)
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}
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return objectAssign(themeset, ThemeSetProto, {
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themes: objectAssign({}, this.themes),
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baseTheme: objectAssign({}, this.baseTheme),
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defaults: JSON.parse(JSON.stringify(this.defaults || {}))
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})
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}
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