{include file="public/header" /}
<div class="config-container">
    <!-- 页面头部样式 -->
    <div class="config-header" style="display: flex;flex-direction: column;flex-wrap: wrap;align-items: flex-start;">
        <div class="maintitle">
            <i class="layui-icon layui-icon-form"></i>
            <span>题目列表</span>
        </div>
        <div style="display: flex;align-items: flex-start;flex-direction: column;gap: 15px;margin-bottom: 10px;">
            <div class="shaixuan">
                <label>筛选：</label>
                <div class="layui-form" style="display: flex; gap: 10px;">
                    <div class="layui-input-inline">
                        <input type="text" id="nameSearch" placeholder="搜索题目内容" class="layui-input">
                    </div>
                    <button type="button" class="layui-btn layui-btn-normal" onclick="doSearch()">
                        <i class="layui-icon layui-icon-search"></i>搜索
                    </button>
                    <button type="button" class="layui-btn layui-btn-primary layui-border-blue" onclick="doRefresh()">
                        <i class="layui-icon layui-icon-refresh"></i>重置
                    </button>
                </div>
            </div>
            <div>
                <button type="button" class="layui-btn layui-btn-normal" onclick="add()">
                    <i class="layui-icon layui-icon-add-1"></i>添加题目
                </button>
                <button type="button" class="layui-btn layui-btn-primary layui-border-blue" onclick="refresh()">
                    <i class="layui-icon layui-icon-refresh"></i>刷新
                </button>
            </div>
        </div>
    </div>

    <table id="topicTable" lay-filter="topicTable"></table>
</div>

<script type="text/html" id="questionTypeTemplate">
    {{#  
        var typeText = '';
        switch(d.question_type){
            case 1: typeText = '单选'; break;
            case 2: typeText = '多选'; break;
            case 3: typeText = '判断'; break;
            case 4: typeText = '填空'; break;
            case 5: typeText = '简答'; break;
            case 6: typeText = '编程'; break;
            default: typeText = '未知';
        }
    }}
    {{ typeText }}
</script>

<script type="text/html" id="difficultyTemplate">
    {{#  
        var stars = '';
        for(var i=1; i<=5; i++){
            stars += i <= d.difficulty ? '★' : '☆';
        }
    }}
    {{ stars }}
</script>

<script type="text/html" id="operationBar">
    <button type="button" class="layui-btn layui-btn-normal layui-btn-xs" lay-event="edit">
        <i class="layui-icon layui-icon-edit"></i>编辑
    </button>
    <button type="button" class="layui-btn layui-btn-primary layui-btn-xs" lay-event="del">
        <i class="layui-icon layui-icon-delete"></i>删除
    </button>
</script>

<script type="text/javascript">
    layui.use(['layer', 'form', 'table'], function () {
        var layer = layui.layer;
        var $ = layui.jquery;
        var form = layui.form;
        var table = layui.table;

        // 初始化表格
        table.render({
            elem: '#resourceTable',
            url: '/admin/resources/lists',
            method: 'get',
            cols: [[
                { field: 'id', title: 'ID' },
                { field: 'question_type', title: '题型' },
                { field: 'subject_id', title: '科目' },
                { field: 'knowledge_point_id', title: '知识点' },
                { field: 'difficulty', title: '难度' },
                { field: 'is_deleted', title: '状态' },
                { title: '操作', toolbar: '#operationBar' }
            ]],
            page: true,
            limit: 10,
            limits: [10, 50, 100],
            //height: 'full-220'
        });

        // 监听工具条事件
        table.on('tool(topicTable)', function (obj) {
            var data = obj.data;
            if (obj.event === 'edit') {
                edit(data.id);
            } else if (obj.event === 'del') {
                del(data.id);
            }
        });

        // 监听分类筛选变化
        form.on('select(categoryFilter)', function (data) {
            filterByCategory(data.value);
        });
    });

    function filterByCategory(categoryId) {
        reloadTable();
    }

    function doSearch() {
        var nameKeyword = $('#nameSearch').val().trim();

        if (!nameKeyword && !$('#categoryFilter').val()) {
            layer.msg('请输入搜索条件', { icon: 0 });
            return;
        }

        reloadTable();
    }

    function doRefresh() {
        // 清空搜索条件
        $('#nameSearch').val('');
        $('#categoryFilter').val('');
        layui.form.render('select'); // 重新渲染select

        // 重新加载表格，不带任何筛选条件
        layui.table.reload('topicTable', {
            where: {},
            page: {
                curr: 1
            }
        });

        layer.msg('已重置', { icon: 1 });
    }

    function reloadTable() {
        var categoryId = $('#categoryFilter').val();
        var categoryName = '';
        if (categoryId) {
            var selectedOption = $('#categoryFilter option[value="' + categoryId + '"]');
            if (selectedOption.length > 0) {
                categoryName = selectedOption.text().trim();
            }
        }
        var nameKeyword = $('#nameSearch').val().trim();

        layui.table.reload('topicTable', {
            where: {
                category: categoryName,
                name: nameKeyword
            },
            page: {
                curr: 1
            }
        });
    }

    function add() {
        layer.open({
            type: 2,
            title: '添加题目',
            area: ['800px', '700px'], // 宽度800px，高度100%
            shadeClose: true,        // 点击遮罩关闭
            content: '/admin/tk/topicadd'
        });
    }

    function edit(id) {
        window.location.href = '/admin/tk/topicedit?id=' + id;
    }

    function del(id) {
        layer.confirm('确定要删除该题目吗？', {
            btn: ['确定', '取消']
        }, function () {
            $.post('/admin/tk/topicdelete', { id: id }, function (res) {
                if (res.code == 0) {
                    layer.msg(res.msg, { icon: 1 });
                    setTimeout(function () {
                        layui.table.reload('topicTable');
                    }, 1000);
                } else {
                    layer.msg(res.msg, { icon: 2 });
                }
            });
        });
    }

    function refresh() {
        layui.table.reload('topicTable');
    }
</script>