/**
 * User-Agent check Plugin
 * User: Tenderfeel
 * Date: 11/06/20
 * LastModified: 11/06/22
 *
 */
(function ($) {
	/**
	 * jQuery function 'checkAgent'
	 * @param method {string|object|undefined}
	 *
	 * $(document.body).checkAgent({});
	 */
	$.fn.checkAgent = function (method) {

		var ua = navigator.userAgent;
		var ws = $(window).width();
		var sw = screen.width;

		var TYPE = 'PC';
		var OS = null;
		var APPLE = false;
		var ANDROID = false;
		var GARAPAGOS = false;
		var DEVICE_NAME = null;
		var VERSION = null;
		var LOCALE = null;
		var LANG = null;
		var COUNTRY = null;
		var SMARTPHONE = false;

		var _doLocale = function () {
				LOCALE = window.navigator.language || $('html').attr('lang');
				if (LOCALE && LOCALE.indexOf('-') !== -1) {
					var ls = LOCALE.split('-');
					LANG = ls[0];
					COUNTRY = ls[1];
				}
				else {
					LANG = LOCALE;
					COUNTRY = 'unknown';
				}
			};

		var _doOS = function () {
				if (ua.indexOf('Win') !== -1) {
					OS = 'win';
				}
				else if (ua.indexOf('Mac') !== -1) {
					OS = 'mac';
				}
				else {
					OS = 'unknown';
				}
			};

		var _doGarapagos = function () {

				_doLocale();
				var m;

				if (ua.indexOf('DoCoMo') !== -1 || ua.indexOf('FOMA') !== -1) {
					OS = 'docomo';
					TYPE = 'garapagos';
					m = ua.match(/Mozilla\/[\d\.]+\s\(([\d\w]+);\w+;([\w\d]+);\w+\)/i);
					if (m) {
						VERSION = m[2];
						DEVICE_NAME = m[1];
					}
					GARAPAGOS = true;
					return true;

				}
				else if (ua.indexOf('KDDI') !== -1) {
					//auはOperaMiniらしい
					OS = 'au';
					TYPE = 'garapagos';
					m = ua.match(/^Mozilla\/[\d\.]+\s*\(.+;\s*KDDI-([\w\d]+)\)/i);

					if (m) {
						VERSION = $.browser.version;
						DEVICE_NAME = m[1];
					}
					GARAPAGOS = true;
					return true;

				}
				else if (ua.indexOf('SoftBank') !== -1) {
					//SoftBankはNetFrontらしい
					OS = 'softbank';
					TYPE = 'garapagos';
					m = ua.match(/Mozilla\/[\d\.]+\s\(([\d\w]+);SoftBank;*([\d\w]+)*\).+?(\d\.\d)$/i);
					DEVICE_NAME = m[1];
					VERSION = m[3];
					GARAPAGOS = true;
					return true;
				}
				return false;
			};

		var _doAndroid = function () {
				ANDROID = true;
				SMARTPHONE = true;
				OS = 'android';
				var m = ua.match(/Android (\d\.\d(?:[^;]+)*); (\w{2,3})\-(\w{2,3});\s([^\/]+)\sBuild/i);
				VERSION = m[1];
				LANG = m[2];
				COUNTRY = m[3];
				DEVICE_NAME = m[4].replace(/\s/ig, '');
				return true;
			};

		var _doApple = function () {
//				var m = ua.match(/\((\w+); U;[\w\s]+? OS (\d_\d(?:_\d)*)/i);
				var m = ua.match(/\((\w+); [\w\s;]+? OS (\d_\d(?:_\d)*)/i);
				APPLE = true;
				DEVICE_NAME = m[1];
				OS = 'apple';
				VERSION = m[2].replace(/_/g, '.');
				SMARTPHONE = true;
				return true;
			};

		var _doWebkit = function () {
				var m = ua.match(/(?:(\w+)\/([\d\.\-\w]+)\s)*(?:(\w+)\/([\d\.\w]+))$/i);
				if (m[3] === 'Safari' && m[1] === 'Version') {
					VERSION = m[2];
					DEVICE_NAME = m[3];
				}
				else if (m[3] === 'Safari' && m[1]) {
					VERSION = m[2];
					DEVICE_NAME = m[1];
				}
				else if (!m[1] && !m[2]) {
					VERSION = m[4];
					DEVICE_NAME = m[3];
				}

				return true;
			};

		var _doTrident = function () {
				VERSION = $.browser.version;
				if (ua.indexOf('Nitro') !== -1) {
					DEVICE_NAME = 'Nintendo DS';
					OS = 'nds';
				}
				else if (ua.indexOf('Lunascape') !== -1) {
					DEVICE_NAME = 'Lunascape';
				}
				else if (ua.indexOf('Sleipnir') !== -1) {
					DEVICE_NAME = 'Sleipnir';
				}
				else if (ua.indexOf('InettvBrowser') !== -1) {
					DEVICE_NAME = 'InettvBrowser';
					var m = ua.match(/InettvBrowser\/([\d\.]+) /);
					VERSION = m[1];
					OS = 'tv';
					TYPE = 'nettv';
				}
				else {
					DEVICE_NAME = 'InternetExplorer';
				}
				return true;
			};

		var _doGecko = function () { //
				var m = ua.match(/(?:(?:Mech\.)*([\w\d]+)\/([\d\.]+).*?)\s\(([^;\/\:]+)[;\/\:]?\s*([^;\/]*);?([^;]*);?([^;]*);?\s?([^;]*)\)[;\s]*(.*)/i);

				if (m) {
					switch (m[3]) {
						case 'PSP PlayStation Portable':
							OS = 'psp';
							DEVICE_NAME = 'PlayStationPortable';
							TYPE = 'game';
							break;
						case 'Nintendo GameBoy':
							OS = 'ngb';
							TYPE = 'game';
							DEVICE_NAME = 'GameBoy';
							VERSION = m[2];
							break;
						case 'PS2':
							OS = 'ps2';
							DEVICE_NAME = 'PlayStation2';
							TYPE = 'game';
							break;
						case 'PLAYSTATION 3':
							OS = 'ps3';
							DEVICE_NAME = 'PlayStation3';
							TYPE = 'game';
							break;
						case 'DreamPassport':
							DEVICE_NAME = 'DreamPassport';
							TYPE = 'game';
							VERSION = m[4];
							break;
						case 'PDA':
							OS = 'pda';
							TYPE = 'pda';
							DEVICE_NAME = 'PDA';
							VERSION = m[2];
							break;
						case 'DTV':
							DEVICE_NAME = m[4];
							TYPE = 'nettv';
							OS = 'tv';
							VERSION = m[8].replace(/^[^\s]+\s\w+\/([\d\.]+).+$/i, '$1');
							break;
						default:
							m = ua.match(/(?:(\w+)\/([\d\.\-\w]+)\s)*(?:[^\s]*\s)?([^\/]+)\/([\d\.]+)(?:[^\/]*)$/i);
	
							if (m[1] && m[1] === 'Gecko') {
								DEVICE_NAME = m[3] ? m[3] : m[1];
								VERSION = m[4] ? m[4] : m[1];
							}
							else if (m[1] && m[1] !== 'Gecko') {
								DEVICE_NAME = m[1];
								VERSION = m[2];
							}
							else {
								if (m[3] === 'Mozilla') {
									DEVICE_NAME = 'Mozilla';
									VERSION = ($.browser.version === '0') ? m[4] : $.browser.version;
								}
							}
	
							break;
					}
				}
				return true;
			};

		var _doOpera = function () {
				var m = ua.match(/(\w+)\/([\d\.]+)\s\(([^;]+).+\)(?:\s\w{5}\s([\d\.]+))*/i);
				DEVICE_NAME = 'Opera';
				if (m[3] === 'Nintendo Wii') {
					OS = 'wii';
					TYPE = 'game';
				}
				else if (m[3] === 'Nintendo DSi') {
					OS = 'ndsi';
					TYPE = 'game';
				}
				else if (ua.indexOf('Nitro') !== -1) {
					OS = 'nds';
					TYPE = 'game';
				}
				
				if (m[1] === 'Opera') {
					VERSION = m[2];
				}
				else if (m[4]) {
					VERSION = m[4];
				}

				return true;
			};

		var _doPC = function () {
				_doOS();
				_doLocale();

				if ($.browser.webkit) {
					if (ua.indexOf('Android') !== -1) {
						return _doAndroid();
					}
					else if (ua.indexOf('iPhone') !== -1 || ua.indexOf('iPad') !== -1 || ua.indexOf('iPod') !== -1) {
						return _doApple();
					}
					else { //PC用ブラウザ
						var m = ua.match(/\((\w+);*/i);
						console.log(m);
						OS = m[1].toLowerCase().slice(0, 3);
						_doLocale();
						return _doWebkit();
					}

				}
				else if ($.browser.msie) {
					return _doTrident();
				}
				else if ($.browser.mozilla) {
					return _doGecko();
				}
				else if ($.browser.opera) {
					return _doOpera();
				}
				else {
					VERSION = 0;
				}
			};

		//public methods
		var publics = {

			init: function (options) {
				this.checkAgent.settings = $.extend({}, this.checkAgent.defaults, options);
				var settings = this.checkAgent.settings;

				if (!$.browser.agent) {
					var cn = [];
					var v = 'v';
					TYPE = 'pc';

					if (!_doGarapagos()) { //PCサイトビューアー携帯 or ゲーム or テレビ
						if ($.browser.version) {
							_doPC();
						}
					}

					LOCALE = (!LOCALE && LANG) ? LANG + '-' + COUNTRY.toUpperCase() : LOCALE;

					if ((ANDROID || APPLE) && (ws === sw) && (window.orientation >= 0)) {
						SMARTPHONE = true;
						TYPE = 'smartphone';
					}

					$.extend($.browser, {
						'agent': {
							'apple': APPLE,
							'android': ANDROID,
							'device': DEVICE_NAME,
							'version': VERSION,
							'locale': LOCALE,
							'lang': LANG,
							'country': COUNTRY,
							'type': TYPE,
							'os': OS,
							'smartphone': SMARTPHONE,
							'garapagos': GARAPAGOS
						}
					});

					$.each(settings, function (key, val) {
						if (val !== true) return;
						switch (key) {
							case 'garapagos':
								if ($.browser.agent.garapagos) cn.push('garapagos');
								break;
							case 'smartphone':
								if ($.browser.agent.garapagos) cn.push('smartphone');
								break;
							case 'version':
								if ($.browser.agent.version) {
									cn.push('v' + $.browser.agent.version.replace(/\./g, '_'));
								}
								break;
							default:
								cn.push($.browser.agent[key]);
								break;
						}
					});
				}

				return this.each(function () {
					var $element = $(this),
						element = this;
					$element.addClass(cn.join(' '));
				});
			},

			'add': function (type) {
				if (!type) return;
				var txt = $.getAgent(type);
				switch (type) {
					case 'version':
						txt = 'v' + txt;
						break;
					case 'garapagos':
						if (txt === true) txt = 'garapagos';
						break;
					case 'smartphone':
						if (txt === true) txt = 'smartphone';
						break;
				}
				$(this).addClass(txt);
			}
		};

		$.extend({
			getAgent: function (type) {
				if (!$.browser.agent) return null;
				if (type !== 'all' && typeof type === 'string') {
					return $.browser.agent[type];
				}
				else if (!type || type === 'all') {
					var str = '';
					var s = arguments[1] || ':';
					var n = arguments[2] || '<br />';
					$.each($.browser.agent, function (key, val) {
						str += key + s + val + n;
					});
					return str;
				}
			}
		});

		if (publics[method]) {
			return publics[method].apply(this, Array.prototype.slice.call(arguments, 1));
		}
		else if (typeof method === 'object' || !method) {
			return publics.init.apply(this, arguments);
		}
		else {
			$.error(method + ' はcheckAgentプラグインに定義されていません');
		}
	};

	$.fn.checkAgent.defaults = {
		'type': true,
		'os': false,
		'device': true,
		'version': false,
		'lang': false,
		'country': false,
		'locale': false,
		'smartphone': false,
		'garapagos': false
	};

	$.fn.checkAgent.settings = {};

})(jQuery);