//12306入口引导脚本

(function (window, document) {
	var basePath = window.location.protocol + "//" + window.location.host + "/js/";
	var pagename = /\/(\w+?)\.html/.exec(location.pathname) && RegExp.$1 || "index";

	var loadScript = function (path, callback) {
		var script = document.createElement("script");
		script.src = basePath + path;
		script.onload = function () {
			callback();
			document.head.removeChild(script);
		};
		document.head.appendChild(script);
	};

	//extend jquery
	$.fn.extend({
		searchDelay: function (opts) {
			var SearchDelay = function (e, opt) {
				var __ = this;
				this.$element = e;
				this.timer = null;
				this.opt = $.extend(SearchDelay.defaults, opt);

				this.$element.keyup(function () {
					__.reset();
					__.timer = setTimeout(function () {
						__.search.apply(__);
					}, __.opt.delay);
				});
			};
			SearchDelay.defaults = {
				delay: 300
			};
			SearchDelay.prototype.search = function () {
				this.$element.trigger("search", this.$element.val());
			};
			SearchDelay.prototype.reset = function () {
				if (this.timer)
					clearTimeout(this.timer);
			};
			SearchDelay.prototype.cancel = function () {
				this.reset();
				this.$element.val("");
				this.search();
			};
			this.each(function () {
				var key = "fish.searchdelay";
				var $ele = $(this);

				var target = $ele.data(key);
				if (!target) {
					target = new SearchDelay($ele, opts);
					$ele.data(key, target);
				}

				if (typeof (opts) === "string") {
					target[opts].apply(target, $.makeArray(arguments).slice(1));
				}
			});

			return this;
		}
	}
	);
	//fix basic page action
	$(document).on("focus", "input[placeholder]", function () {
		this.dataset.placeholder = this.placeholder;
		this.placeholder = "";
	}).on("blur", "input", function () {
		if (!this.dataset.placeholder)
			return;
		this.placeholder = this.dataset.placeholder;
		this.dataset.placeholder = null;
	});

	//extend underscore
	_.mixin({
		mapObject: function (array, keySelector) {
			var obj = {};
			_.each(array, function (e) {
				obj[keySelector(e)] = e;
			});
			return obj;
		},
		removeFromArray: function (array, obj) {
			if (!array)
				return;

			var idx = _.indexOf(array, obj);
			if (idx !== -1)
				array.splice(idx, 1);
		}
	});
	seajs.config({
		base: basePath,
		alias: {
			"jquery": "modules/jquery/jquery.js",
			"underscore": "modules/underscore/underscore.js"
		},
		vars: {
			'locale': 'zh-cn'
		},
		charset: "utf-8",
		debug: true
	});

	//检测扩展
	var notInstallExtension = function () {
		seajs.use("ui/noextension");
	};
	var entryPoint = function () {
		if (!window.targetExtensionId) {
			notInstallExtension();
		} else {
			//确保内容脚本启动
			var start = $.Deferred();
			start.done(function () {
				chrome.runtime.sendMessage(window.targetExtensionId, { action: "getStorage" }, function (m) {
					window.storage = m.detail;

					seajs.use("ui/" + pagename);
				});
			});
			start.fail(function () {
				notInstallExtension();
			});

			if (document.body.dataset["mobileSupportInitialized"]) {
				start.resolve();
			} else {
				var timer = setTimeout(function () {
					start.reject();
				}, 3000);
				document.addEventListener("mobileSupportInitialized", function () {
					window.clearTimeout(timer);
					start.resolve();
				});
			}
		}
	};
	var targetExtension = [
		"bpbefagpafkfgoihbmcgeileodldkpnf",
		"gkbheeokbgmmnbjhhlphckobccejghjn"
	];
	window.targetExtensionId = null;
	var nextTest = function () {
		if (targetExtension.length) {
			var id = targetExtension.pop();
			chrome.runtime.sendMessage(id, { action: "getStorage" }, function (m) {
				if (m) {
					window.targetExtensionId = id;
					window.storage = m.detail;
					entryPoint();
				} else {
					nextTest();
				}
			});
		} else entryPoint();
	};
	if (typeof (chrome) !== 'undefined') {
		nextTest();
	} else entryPoint();
})(window, document);