Light12306/Web12306/js/ui/widget_verifycode.js

define(function (require, exports, module) {
	var ajax = require("../platform/webRequest.js");

	exports.data = {
		login: {
			url: "passcodeNew/getPassCodeNew?module=login&rand=sjrand",
			refer: "login/init"
		},
		order: {
			url: "passcodeNew/getPassCodeNew?module=passenger&rand=randp&" + Math.random(),
			refer: "confirmPassenger/initDc"
		},
		fastSubmit: {
			url: "passcodeNew/getPassCodeNew?module=passenger&rand=randp&" + Math.random(),
			refer: "leftTicket/init"
		}
	};
	exports.autoLoad = function (target) {
		if (target.is(".verify-code"))
			exports.load(target);
		else {
			target.find(".verify-code").each(function () { exports.load($(this)); });
		}
	};
	exports.load = function (target) {
		var type = target.attr("data-target");
		var config = exports.data[type];
		var imageEle = target.find("img");
		//var imageEle = target.find("span");

		//imageEle.css({ "background-image": "url(/images/loading.gif)", "background-size": "auto" });
		imageEle.attr({ "src": "/images/loading.gif" });
		imageEle.trigger("verifyCodeOnLoad");
		ajax.loadImage(config.url, config.refer, function (e) {
			if (this.url.indexOf("base64,eyJ2YWxpZGF0ZU1lc3") !== -1 || this.url.indexOf("data:image/jpeg;base64,=") !== -1) {
				//网络繁忙
				//重试
				setTimeout(function () {
					exports.load(target);
				}, 1000);
			} else {
				//imageEle.css({ "background-image": "url(" + this.url + ")", "background-size": "100% 100%" });
				imageEle.attr({ "src": this.url });
				imageEle.trigger("verifyCodeLoaded");
				(target.is(".verify-code") ? target.closest("div, p, td") : target).find(":text, :hidden").val("");//.each(function () { this.focus(); });
			}
		}, function () {
			//imageEle.css({ "background-image": "url(/images/loading.gif)", "background-size": "auto" });
			imageEle.attr({ "src": "/images/loading.gif" });
			document.dispatchEvent(new CustomEvent("verifyCodeLoadFailed"));
		});
	};
	exports.refresh = function (target, delay) {
		function reloadCode() {
			if (target.is(".verify-code"))
				exports.load(target);
			else {
				target.find(".verify-code").each(function () { exports.load($(this)); });
			}
		}
		if (delay) {
			target.find("img").attr({ "src": "/images/loading.gif" });
			//target.find("span").css({ "background-image": "url(/images/loading.gif)", "background-size": "auto" });
			setTimeout(reloadCode, delay);
		} else {
			reloadCode();
		}
	};
	exports.init = function () {
		$(document).on("click", ".verify-code .refresh-vc", function () {
			exports.load($(this).closest(".verify-code"));
		});
	};
});