95 lines
3.1 KiB
JavaScript
95 lines
3.1 KiB
JavaScript
define(function (require, exports, module) {
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var data = require("../data.js");
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var utility = require("../utility.js");
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var storage = require("../platform/storage.js");
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var loadUrl = data.sysNoticeUrl;
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var savedNotice = JSON.parse(storage.get("systemNotice") || "{}");
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var unreadNotice = null;
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var noticeTemplate = $("#search_tips_template").doT();
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var port = require("../platform/extensionPort.js");
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var loadSystemNotice = function () {
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$.getJSON(loadUrl).done(function (json) {
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var nowDate = new Date().getTime();
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json.lastLoad = new Date().getTime();
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if (savedNotice.lastReadId) {
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var takeCounter = 0;
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json.items = _.filter(json.items, function (i) {
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return (!i.expiresTime || nowDate > i.expiresTime) && (!savedNotice.lastReadId || savedNotice.lastReadId < i.id || (takeCounter++ < data.sysNoticeMaxShowCount));
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});
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json.lastReadId = savedNotice.lastReadId;
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}
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savedNotice = json;
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unreadNotice = _.filter(savedNotice.items, function (s) {
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return !savedNotice.lastReadId || savedNotice.lastReadId < s.id;
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});
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renderUnreadNotice();
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storage.put("systemNotice", savedNotice);
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//定时器
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setTimeout(loadSystemNotice, data.sysNoticeLoadInterval);
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port.track(data.trackTypes.LOAD_SYS_NOTICE);
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});
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};
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var renderUnreadNotice = function () {
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if (unreadNotice && unreadNotice.length) {
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$(".search-tips-container").html(noticeTemplate(unreadNotice));
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$("#index-tip-body").find(".order-num").html(unreadNotice.length).show();
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} else {
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$("#index-tip-body").find(".order-num").html("0").hide();
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//取最新的几条通知
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var shownNotice = _.first(savedNotice.items, data.sysNoticeMaxShowCount);
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if (!shownNotice || !shownNotice.length) {
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shownNotice = [{ title: "暂时没有系统公告" }];
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}
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$(".search-tips-container").html(noticeTemplate(shownNotice));
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}
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};
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var resetUnreadItems = function () {
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unreadNotice = null;
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renderUnreadNotice();
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};
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var closeNotice = function () {
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if (!$("section.search-tips-container:visible").length)
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return;
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$("section.search-tips-container").fadeOut();
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if (!savedNotice || !savedNotice.items) return;
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if (savedNotice.items.length)
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savedNotice.lastReadId = savedNotice.items[0].id;
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else savedNotice.lastReadId = 0;
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resetUnreadItems();
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};
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//是否需要立刻刷新通知？
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if (!savedNotice.lastLoad || (new Date().getTime() - savedNotice.lastLoad) > 1000 * 60 * 30) {
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loadSystemNotice();
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} else {
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unreadNotice = _.filter(savedNotice.items, function (s) {
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return savedNotice.lastReadId < s.id;
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});
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renderUnreadNotice();
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var nextTime = Math.min(savedNotice.lastLoad ? new Date() - savedNotice.lastLoad : data.sysNoticeLoadInterval, data.sysNoticeLoadInterval);
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setTimeout(loadSystemNotice, nextTime);
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}
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$("#index-tip-body").click(function (e) {
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$(this).next().fadeIn();
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e.stopPropagation();
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port.track(data.trackTypes.OPEN_SYS_NOTICE);
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});
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$(document).on("click", "section.search-tips-container i.fa-times", function () {
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closeNotice();
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}).on("click", ".search-tips-container", function (e) {
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e.preventDefault();
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e.stopPropagation();
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}).on("click", function () {
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closeNotice();
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});
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});
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