/**
 * 实现栏目列表搜索
 * add by hjgu
 */
(function($) {
    $.fn.byColumnSearch = function(options) {
        var defaults = {
            dataURL: '',
            siteId: '',
            columnId: '',
            usePageIndex: true, //是否开启分页
            position: "",
            searchBtn: "doSearch",
            page: "",
            search: true,
            configs: {}
        }, $this = $(this);
        var options = $.extend(defaults, options);
        this.each(function() {
            initHandleClick();
            initpageClick(); //跳转页面
            initFirstPageClick(); //首页
            initLastPageClick(); //尾页
            initPrevPageClick(); //上一页
            initNextPageClick(); //下一页
            var isColSearch = defaults.search;
            if (!isColSearch) {
                initClickletters();
            }
        });
        /**
         * 初始化click事件
         */
        function initHandleClick() {
            $(document).on('click', "#" + defaults.searchBtn, function(event) {
                loadContents(1);
            });

        }

        /**
         * 初始化跳转页面
         * @returns {unresolved}
         */
        function initpageClick() {
            $(document).on('click', ".new_pages .new_pagingJump", function(event) {
                var pageNum = $(".new_page_jump .pageNum").val();
                //alert(pageNum);
                if (pageNum === "") {
                    alert("请输入页码！");
                    return;
                }
                var pageCount = $(".new_pages .all_pages").attr("pageCount");
                if (isNaN(pageNum) || pageNum <= 0 || pageNum > pageCount) {
                    alert("请输入正确页码！");
                    return;
                }
                loadContents(pageNum);
            });
        }
        /***
         * 初始化首页
         */
        function initFirstPageClick() {
            $(document).on('click', ".new_pages .new_page_nav .first", function(event) {
                loadContents(1);
            });
        }
        /**
         * 初始化尾页
         */
        function initLastPageClick() {
            $(document).on('click', ".new_pages .new_page_nav .last", function(event) {
                var allPages = $(".new_pages .all_pages").attr("pageCount");
                // alert(allPages);
                loadContents(allPages);
            });
        }
        /***
         * 初始化上一页
         * @returns {unresolved}
         */
        function initPrevPageClick() {
            $(document).on('click', ".new_pages .new_page_nav .prev", function(event) {
                var pageCount = $(".new_page_jump .curr_page").attr("curr_page");
                var prev = --pageCount;
                if (prev <= 0) {
                    return;
                }
                loadContents(prev);
            });
        }
        /***
         * 初始化下一页
         * @returns {unresolved}
         */
        function initNextPageClick() {
            $(document).on('click', ".new_pages .new_page_nav .next", function(event) {
                var pageCount = $(".new_page_jump .curr_page").attr("curr_page");
                var next = ++pageCount;
                var allPages = $(".new_pages .all_pages").attr("pageCount");
                if (allPages < next) {
                    return;
                }
                loadContents(next);
            });
        }
        /**
         * 加载内容
         * @param {type} pageIndex
         * @returns {undefined}
         */
        function loadContents(pageIndex) {
            //var orders = JSON.stringify(getOrders());
            var conditions = JSON.stringify(getConditions());
            var returnInfos = JSON.stringify(getReturnInfos());
            var rows = 14;
            var configs = defaults.configs;
            var target = "_blank"
            if (configs != undefined) {
                rows = configs.total;
                target = configs.target;
            }
            $.ajax({
                url: defaults.dataURL,
                type: 'POST',
                contentType: "application/x-www-form-urlencoded; charset=utf-8",
                async: false,
                dataType: 'json',
                data: {
                    siteId: defaults.siteId,
                    columnId: defaults.columnId,
                    pageIndex: pageIndex,
                    rows: rows,
                    conditions: conditions,
                    // orders: orders,
                    returnInfos: returnInfos
                },
                success: function(result) {
                    var html = '';
                    var pageHtml = '';
                    var total = 0;
                    var pageCount = 0;
                    if (result != null) {
                        html = '<ul class="wp_article_list" > ';
                        total = result.total;
                        pageCount = result.pageCount;
                        for (i = 0; i < result.data.length; i++) {
                            var art = result.data[i];
                            var index = i + 1;
                            html += ('<li class="list_item i' + index + '"> ');
                            html += (' <div class="fields pr_fields"> ');
                            html += ('   <span class="Article_Title">');
                            html += ('      <a href="' + art.url + '" target="' + target + '" title="' + art.title + '" alt="Wildlife">' + art.shortTitle + '</a>');
                            html += ('   </span> ');
                            html += (' </div> ');
                            html += (' <div class="fields ex_fields"> ');
                            html += ('   <span class="Article_PublishDate">' + art.publishTime + '</span> ');
                            html += (' </div> ');
                            html += ('</li> ');
                        }
                        html += ("</ul>");
                        if (defaults.usePageIndex) {
                            pageHtml += ('<div class="new_pages">');
                            pageHtml += (' <ul class="wp_paging clearfix"> ');
                            pageHtml += ('   <li class="pages_count"> ');
                            pageHtml += ('     <span class="per_page">每页<em class="per_count">' + rows + '</em>条记录</span> ');
                            pageHtml += ('     <span class="all_count">总共<em class="all_count">' + total + '</em>条记录</span> ');
                            pageHtml += ('   </li> ');
                            pageHtml += ('   <li class="new_page_nav">');
                            pageHtml += ('     <a class="first" href="javascript:void(0);"><span>首页</span></a> ');
                            pageHtml += ('     <a class="prev" href="javascript:void(0);"  ><span>上一页</span></a> ');
                            pageHtml += ('     <a class="next" href="javascript:void(0);" ><span>下一页</span></a> ');
                            pageHtml += ('     <a class="last" href="javascript:void(0);"><span>尾页</span></a> ');
                            pageHtml += ('   </li> ');
                            pageHtml += ('   <li class="new_page_jump"> ');
                            pageHtml += ('     <span class="pages">页码：<em class="curr_page" curr_page="' + pageIndex + '">' + pageIndex + '</em>/<em class="all_pages" pageCount="' + pageCount + '">' + pageCount + '</em></span> ');
                            pageHtml += ('     <span><input class="pageNum" type="text" /><input type="hidden" class="currPageURL" value=""></span></span> ');
                            pageHtml += ('     <span><a class="new_pagingJump" href="javascript:void(0);" target="_self">跳转</a></span> ');
                            pageHtml += ('   </li> ');
                            pageHtml += (' </ul> ');
                            pageHtml += ('</div> ');
                        }
                    }
                    var tag = "#" + defaults.position;
                    var pageTag = "#" + defaults.page;
                    if (pageTag == "") {
                        html += pageHtml;
                    } else {
                        $(pageTag).html(pageHtml);
                    }
                    $(tag).html(html);
                }
            });
        }
        /**
         * 查询条件
         * @returns {undefined}
         */
        function getConditions() {
            //条件参数
            var conditdata = [];
            var config = defaults.configs;
            if (config != undefined) {
                var articleType = config.listArticleType;
                if (articleType == 1) {
                    conditdata.push({field: "imgLogo", value: "1", judge: "="});
                } else if (articleType == 2) {
                    conditdata.push({field: "videoLogo", value: "1", judge: "="});
                } else if (articleType == 3) {
                    conditdata.push({field: "fileLogo", value: "1", judge: "="});
                }
            }
            var isColSearch = defaults.search;
            if (isColSearch) {
                //关键字、作者、标题、内容
                var word = $("#keyword").val();
                var keyJson = [];
                if (word != '' && word != "请输入关键字") {
                    word = "%" + word + "%";
                    keyJson.push({field: "key", value: word, judge: "like"});
                    keyJson.push({field: "author", value: word, judge: "like"});
                    keyJson.push({field: "title", value: word, judge: "like"});
                    keyJson.push({field: "content", value: word, judge: "like"});
                }
                if (keyJson != null && keyJson.length > 0) {
                    conditdata.push({orConditions: keyJson});
                }
            } else {
                var title = $("#title").val();
                if (title != '') {
                    title = "%" + title + "%";
                    conditdata.push({field: "title", value: title, judge: "like"});
                }
                var professor = $("#professor").val();
                if (professor != '') {
                    conditdata.push({field: "title", value: professor, judge: "="});
                }
                //字母 需要区分大小写
                var letter = $('#sc_letters').val();
                if (letter !== "") {
                    var upletter = letter.toUpperCase();
                    var lwLetter = letter.toLowerCase();
                    conditdata.push({field: "letter", value: upletter, judge: "="});
                    conditdata.push({field: "letter", value: lwLetter, judge: "="});
                }
            }
            return conditdata;

        }
        /**
         * 排序方式
         * @returns {undefined}
         */
        function getOrders() {

        }
        /**
         * 返回值
         * @returns {Array}
         */
        function getReturnInfos() {
            var configs = defaults.configs;
            var titlelp = 15;
            var dateF = "yyyy-MM-dd";
            if (configs != undefined) {
                titlelp = configs.titleLength;
                dateF = configs.pubDateFormat;
            }
            var returnInfosdata = [
                {name: "url"},
                {name: "title"},
                {field: "shortTitle", name: "title", pattern: [{name: "lp", value: titlelp}]},
                {name: "publishTime", pattern: [{name: "d", value: dateF}]}
            ];
            return returnInfosdata;
        }
        /**
         * 根据字母查询
         */
        function initClickletters() {
            $(document).on('click', '.letterSelector .letters', function(event) {
                var selectedIds = "";
                var letters = $('.letterSelector .letters');
                letters.each(function() {
                    var selectedSpan = $(this).children("span");
                    if (selectedSpan.hasClass("checked")) {
                        selectedIds = $(this).attr("id").substring("2");
                    }
                });
                $('#sc_letters').val(selectedIds);
                loadContents(1);
            });
        }
    };
})(jQuery);