index.js

'use strict'

/**
 * @module
 * @version 3.1.0
 * @author Oleg Dutchenko <dutchenko.o.dev@gmail.com>
 * @see {@link https://wezomagency.github.io/browserizr/}
 * @licence MIT
 */

/* eslint-disable no-return-assign */

// ----------------------------------------
// Public
// ----------------------------------------

const Browserizr = (function (window, navigator, screen) {
  let ua = navigator.userAgent
  let platform = navigator.platform
  let width = screen.width
  let height = screen.height
  if (width > height) {
    let temp = height
    height = width
    width = temp
  }

  /**
   * @constructor
   */
  function Browserizr () {}

  let isAndroid = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid = function () {
    return isAndroid === null ? (isAndroid = /android/i.test(ua)) : isAndroid
  }

  let isAndroid3 = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid3 = function () {
    return isAndroid3 === null ? (isAndroid3 = /android 3/i.test(ua)) : isAndroid3
  }

  let isAndroid4 = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid4 = function () {
    return isAndroid4 === null ? (isAndroid4 = /android 4/i.test(ua)) : isAndroid4
  }

  let isAndroid5 = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid5 = function () {
    return isAndroid5 === null ? (isAndroid5 = /android 5/i.test(ua)) : isAndroid5
  }

  let isAndroid6 = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid6 = function () {
    return isAndroid6 === null ? (isAndroid6 = /android 6/i.test(ua)) : isAndroid6
  }

  let isAndroid7 = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid7 = function () {
    return isAndroid7 === null ? (isAndroid7 = /android 7/i.test(ua)) : isAndroid7
  }

  let isAndroid8 = null
  /** @return {boolean} */
  Browserizr.prototype.isAndroid8 = function () {
    return isAndroid8 === null ? (isAndroid8 = /android 8/i.test(ua)) : isAndroid8
  }

  let isMeizuPhone = null
  /** @return {boolean} */
  Browserizr.prototype.isMeizuPhone = function () {
    return isMeizuPhone === null ? (isMeizuPhone = /Android\s.*MZ(-)?/i.test(ua)) : isMeizuPhone
  }

  let isMeizuNotePhone = null
  /** @return {boolean} */
  Browserizr.prototype.isMeizuNotePhone = function () {
    return isMeizuNotePhone === null ? (isMeizuNotePhone = /Android\s.*MZ(-)?.*\snote\s/i.test(ua)) : isMeizuNotePhone
  }

  let isRedmiPhone = null
  /** @return {boolean} */
  Browserizr.prototype.isRedmiPhone = function () {
    return isRedmiPhone === null ? (isRedmiPhone = /Android\s.*Redmi\s/i.test(ua)) : isRedmiPhone
  }

  let isRedmiNotePhone = null
  /** @return {boolean} */
  Browserizr.prototype.isRedmiNotePhone = function () {
    return isRedmiNotePhone === null ? (isRedmiNotePhone = /Android\s.*Redmi.*\sNote\s/i.test(ua)) : isRedmiNotePhone
  }

  let isIPad = null
  /** @return {boolean} */
  Browserizr.prototype.isIPad = function () {
    return isIPad === null ? (isIPad = /iPad/i.test(ua)) : isIPad
  }

  let isIPod = null
  /** @return {boolean} */
  Browserizr.prototype.isIPod = function () {
    return isIPod === null ? (isIPod = /iPod/i.test(ua)) : isIPod
  }

  let isIPhone = null
  /** @return {boolean} */
  Browserizr.prototype.isIPhone = function () {
    return isIPhone === null ? (isIPhone = /iPhone/i.test(ua)) : isIPhone
  }

  /** @return {boolean} */
  Browserizr.prototype.isIPhone4 = function () {
    return this.isIPhone() && width === 320 && height === 480
  }

  /** @return {boolean} */
  Browserizr.prototype.isIPhone5 = function () {
    return this.isIPhone() && width === 320 && height === 568
  }

  /** @return {boolean} */
  Browserizr.prototype.isIPhone678 = function () {
    return this.isIPhone() && width === 375 && height === 667
  }

  /** @return {boolean} */
  Browserizr.prototype.isIPhone678plus = function () {
    return this.isIPhone() && width === 414 && height === 736
  }

  /** @return {boolean} */
  Browserizr.prototype.isIPhoneX = function () {
    return this.isIPhone() && width === 375 && height === 812
  }

  /** @return {boolean} */
  Browserizr.prototype.isIOS = function () {
    return this.isIPad() || this.isIPod() || this.isIPhone()
  }

  let isMac = null
  /** @return {boolean} */
  Browserizr.prototype.isMac = function () {
    return isMac === null ? (isMac = /Mac/.test(platform)) : isMac
  }

  /** @return {boolean} */
  Browserizr.prototype.isMacLike = function () {
    return this.isMac() || this.isIOS()
  }

  let isBlackBerry = null
  /** @return {boolean} */
  Browserizr.prototype.isBlackBerry = function () {
    return isBlackBerry === null ? (isBlackBerry = /BlackBerry/i.test(ua)) : isBlackBerry
  }

  let isBlackBerry10 = null
  /** @return {boolean} */
  Browserizr.prototype.isBlackBerry10 = function () {
    return isBlackBerry10 === null ? (isBlackBerry10 = /BB10;/i.test(ua)) : isBlackBerry10
  }

  let isMoz = null
  /** @return {boolean} */
  Browserizr.prototype.isMoz = function () {
    return isMoz === null ? (isMoz = / Firefox\//i.test(ua)) : isMoz
  }

  let isOpera = null
  /** @return {boolean} */
  Browserizr.prototype.isOpera = function () {
    return isOpera === null ? (isOpera = /Opera|OPR\//i.test(ua)) : isOpera
  }

  let isSafari = null
  /** @return {boolean} */
  Browserizr.prototype.isSafari = function () {
    return isSafari === null ? (isSafari = (/ Safari\/\d/.test(ua) && !/ Chrome\/\d/.test(ua))) : isSafari
  }

  let isChrome = null
  /** @return {boolean} */
  Browserizr.prototype.isChrome = function () {
    if (isChrome === null) {
      isChrome = (
        / Chrome\/\d/i.test(ua) &&
        !(
          this.isOpera() ||
          this.isSafari() ||
          this.isEdge() ||
          this.isEdgeIOS() ||
          this.isEdgeAndroid()
        )
      )
    }
    return isChrome
  }

  let isIE = null
  /** @return {boolean} */
  Browserizr.prototype.isIE = function () {
    return isIE === null ? (isIE = /(MSIE|Trident)/i.test(ua)) : isIE
  }

  let isIE8 = null
  /** @return {boolean} */
  Browserizr.prototype.isIE8 = function () {
    return isIE8 === null ? (isIE8 = /MSIE 8\.\d/i.test(ua)) : isIE8
  }

  let isIE9 = null
  /** @return {boolean} */
  Browserizr.prototype.isIE9 = function () {
    return isIE9 === null ? (isIE9 = /MSIE 9\.\d/i.test(ua)) : isIE9
  }

  let isIE10 = null
  /** @return {boolean} */
  Browserizr.prototype.isIE10 = function () {
    return isIE10 === null ? (isIE10 = /MSIE 10\.\d/i.test(ua)) : isIE10
  }

  let isIE11 = null
  /** @return {boolean} */
  Browserizr.prototype.isIE11 = function () {
    return isIE11 === null ? (isIE11 = /Trident.*rv[ :]*11\./.test(ua)) : isIE11
  }

  let isEdge = null
  /** @return {boolean} */
  Browserizr.prototype.isEdge = function () {
    return isEdge === null ? (isEdge = / Edge\/\d/i.test(ua)) : isEdge
  }

  let isEdgeIOS = null
  /** @return {boolean} */
  Browserizr.prototype.isEdgeIOS = function () {
    return isEdgeIOS === null ? (isEdgeIOS = /\sEdgiOS\//i.test(ua)) : isEdgeIOS
  }

  let isEdgeAndroid = null
  /** @return {boolean} */
  Browserizr.prototype.isEdgeAndroid = function () {
    return isEdgeAndroid === null ? (isEdgeAndroid = /\sEdgA\//i.test(ua)) : isEdgeAndroid
  }

  let isWindowsPhone = null
  /** @return {boolean} */
  Browserizr.prototype.isWindowsPhone = function () {
    return isWindowsPhone === null ? (isWindowsPhone = /Windows\sPhone/i.test(ua)) : isWindowsPhone
  }

  let isWindows = null
  /** @return {boolean} */
  Browserizr.prototype.isWindows = function () {
    return isWindows === null ? (isWindows = /^win/i.test(platform)) : isWindows
  }

  let isWindowsXP = null
  /** @return {boolean} */
  Browserizr.prototype.isWindowsXP = function () {
    return isWindowsXP === null ? (isWindowsXP = /windows nt 5\.1/i.test(ua)) : isWindowsXP
  }

  let isWindowsVista = null
  /** @return {boolean} */
  Browserizr.prototype.isWindowsVista = function () {
    return isWindowsVista === null ? (isWindowsVista = /windows nt 6\.0/i.test(ua)) : isWindowsVista
  }

  let isWindows7 = null
  /** @return {boolean} */
  Browserizr.prototype.isWindows7 = function () {
    return isWindows7 === null ? (isWindows7 = /windows nt 6\.1/i.test(ua)) : isWindows7
  }

  let isWindows8 = null
  /** @return {boolean} */
  Browserizr.prototype.isWindows8 = function () {
    return isWindows8 === null ? (isWindows8 = /windows nt 6\.[2|3]/i.test(ua)) : isWindows8
  }

  let isWindows10 = null
  /** @return {boolean} */
  Browserizr.prototype.isWindows10 = function () {
    return isWindows10 === null ? (isWindows10 = /windows nt 10/i.test(ua)) : isWindows10
  }

  let isLinux = null
  /** @return {boolean} */
  Browserizr.prototype.isLinux = function () {
    return isLinux === null ? (isLinux = /^linux/i.test(platform)) : isLinux
  }

  /** @return {boolean} */
  Browserizr.prototype.isMobile = function () {
    return (
      this.isIOS() ||
      this.isAndroid() ||
      this.isEdgeIOS() ||
      this.isEdgeAndroid() ||
      this.isWindowsPhone() ||
      this.isBlackBerry() ||
      this.isBlackBerry10()
    )
  }

  /** @return {boolean} */
  Browserizr.prototype.isDesktop = function () {
    return !this.isMobile()
  }

  /**
   * @param {string[]} tests
   * @param {string} [classPrefix=""]
   * @param {boolean} [toString=true]
   * @return {string[]}
   */
  Browserizr.prototype.cssClasses = function (tests, classPrefix) {
    classPrefix = classPrefix || ''
    const classes = []

    for (let i = 0; i < tests.length; i++) {
      const key = tests[i]
      const method = 'is' + key
      if (this[method] !== undefined) {
        const result = this[method]()
        const prefix = result ? prefixIs : prefixIsNot
        classes.push(classPrefix + prefix + key.toLowerCase())
      } else {
        console.warn('Browserizr has no the test "' + method + '()"')
      }
    }

    return classes
  }

  let instance = null
  let prefixIs = 'is-'
  let prefixIsNot = 'is-not-'

  return {
    /**
     * @static
     * @public
     * @return {Browserizr}
     */
    detect () {
      return instance === null ? (instance = new Browserizr()) : instance
    },

    /**
     * @type string
     */
    get prefixIs () {
      return prefixIs
    },

    /**
     * @type string
     */
    set prefixIs (value) {
      prefixIs = value
    },

    /**
     * @type string
     */
    get prefixIsNot () {
      return prefixIsNot
    },

    /**
     * @type string
     */
    set prefixIsNot (value) {
      prefixIsNot = value
    }
  }
})(window, window.navigator, window.screen)

// ----------------------------------------
// Exports
// ----------------------------------------

export default Browserizr