define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefined, Backend, Table, Form) {

    var Controller = {
        index: function () {
            Table.api.init({
                extend: {
                    index_url: 'history/index' + location.search,
                    add_url: 'history/add',
                    edit_url: 'history/edit',
                    del_url: 'history/del',
                    multi_url: 'history/multi',
                    import_url: 'history/import',
                    table: 'history',
                }
            });

            var table = $("#table");

            // 从后端获取颜色和生肖映射
            Controller.api.loadColorMap(function () {
                Controller.api.loadAnimalMap(function () {
                    table.bootstrapTable({
                        url: $.fn.bootstrapTable.defaults.extend.index_url,
                        pk: 'expect',
                        sortName: 'expect',
                        columns: [
                            [
                                {checkbox: true},
                                {field: 'expect', title: __('Expect')},
                                {field: 'num1', title: __('Num1'), formatter: Controller.api.formatter.numBall},
                                {field: 'num2', title: __('Num2'), formatter: Controller.api.formatter.numBall},
                                {field: 'num3', title: __('Num3'), formatter: Controller.api.formatter.numBall},
                                {field: 'num4', title: __('Num4'), formatter: Controller.api.formatter.numBall},
                                {field: 'num5', title: __('Num5'), formatter: Controller.api.formatter.numBall},
                                {field: 'num6', title: __('Num6'), formatter: Controller.api.formatter.numBall},
                                {field: 'num7', title: __('Num7'), formatter: Controller.api.formatter.numBall},
                                {field: 'openTime', title: __('OpenTime'), operate:'RANGE', addclass:'datetimerange', autocomplete:false},
                            ]
                        ]
                    });

                    Table.api.bindevent(table);
                });
            });

            // 遗漏号码按钮事件
            $(document).off('click', '.btn-missingnum').on('click', '.btn-missingnum', function () {
                Controller.api.showMissingNumDialog();
            });

            // 走势图按钮事件
            $(document).off('click', '.btn-trend').on('click', '.btn-trend', function () {
                Controller.api.showTrendDialog();
            });
        },
        add: function () {
            Controller.api.bindevent();
        },
        edit: function () {
            Controller.api.bindevent();
        },
        api: {
            colorMap: {},
            colorMapLoaded: false,
            animalMap: {},
            animalMapLoaded: false,

            /**
             * 从后端加载颜色映射并缓存
             */
            loadColorMap: function (callback) {
                if (Controller.api.colorMapLoaded) {
                    callback();
                    return;
                }
                $.ajax({
                    url: 'num/getColorMap',
                    type: 'GET',
                    dataType: 'json',
                    success: function (ret) {
                        if (ret.code == 1) {
                            Controller.api.colorMap = ret.msg;
                        }
                        Controller.api.colorMapLoaded = true;
                        callback();
                    }
                });
            },

            /**
             * 从后端加载生肖映射并缓存
             */
            loadAnimalMap: function (callback) {
                if (Controller.api.animalMapLoaded) {
                    callback();
                    return;
                }
                $.ajax({
                    url: 'num/getAnimalMap',
                    type: 'GET',
                    dataType: 'json',
                    success: function (ret) {
                        if (ret.code == 1) {
                            Controller.api.animalMap = ret.msg;
                        }
                        Controller.api.animalMapLoaded = true;
                        callback();
                    }
                });
            },

            /**
             * 根据数字从映射表中获取生肖
             */
            getAnimalByNum: function (num) {
                return Controller.api.animalMap[num] || '';
            },

            /**
             * 根据数字从映射表中获取颜色
             */
            getColorByNum: function (num) {
                var color = Controller.api.colorMap[num];
                if (!color) return '#95a5a6';
                // 后端返回中文波色，前端映射为CSS颜色
                if (color.indexOf('红') !== -1) return '#e74c3c';
                if (color.indexOf('蓝') !== -1) return '#3498db';
                if (color.indexOf('绿') !== -1) return '#2ecc71';
                return '#95a5a6';
            },

            formatter: {
                numBall: function (value, row, index) {
                    if (value === null || value === undefined || value === '') return '';
                    var num = parseInt(value);
                    var color = Controller.api.getColorByNum(num);
                    var animal = Controller.api.getAnimalByNum(num);
                    var html = '<div style="text-align:center;">' +
                        '<span class="num-ball" style="display:inline-block;width:32px;height:32px;line-height:32px;text-align:center;border-radius:50%;color:#fff;background-color:' + color + ';font-weight:bold;">' + value + '</span>';
                    if (animal) {
                        html += '<div style="font-size:10px;color:#666;line-height:1.2;">' + animal + '</div>';
                    }
                    html += '</div>';
                    return html;
                }
            },

            /**
             * 显示走势图弹窗
             */
            showTrendDialog: function () {
                var html = '<div style="padding:20px;">' +
                    '<div class="form-group" style="border-bottom:1px solid #eee;padding-bottom:10px;margin-bottom:10px;">' +
                    '  <label style="margin-right:15px;">' + __('Query Type') + '：</label>' +
                    '  <label class="radio-inline" style="margin-right:15px;">' +
                    '    <input type="radio" name="trend-type" value="all" checked> ' + __('All Numbers') +
                    '  </label>' +
                    '  <label class="radio-inline">' +
                    '    <input type="radio" name="trend-type" value="special"> ' + __('Special Only') +
                    '  </label>' +
                    '</div>' +
                    '<div class="form-group">' +
                    '  <label>' + __('Query Periods') + '：</label>' +
                    '  <input type="number" id="trend-periods" class="form-control" value="30" min="10" max="100" style="width:120px;display:inline-block;">' +
                    '  <button class="btn btn-primary" id="btn-trend-query" style="margin-left:10px;"><i class="fa fa-search"></i> ' + __('Query') + '</button>' +
                    '</div>' +
                    '<div id="trend-result" style="margin-top:15px;overflow-x:auto;"></div>' +
                    '</div>';

                Layer.open({
                    type: 1,
                    title: __('Trend Chart'),
                    area: ['90%', '80%'],
                    content: html,
                    shadeClose: false,
                    maxmin: true,
                    success: function (layero, index) {
                        $('#btn-trend-query', layero).on('click', function () {
                            var periods = parseInt($('#trend-periods', layero).val()) || 30;
                            var type = $('input[name="trend-type"]:checked', layero).val();
                            Controller.api.queryTrend(periods, type, layero);
                        });
                        $('input[name="trend-type"]', layero).on('change', function () {
                            var periods = parseInt($('#trend-periods', layero).val()) || 30;
                            Controller.api.queryTrend(periods, $(this).val(), layero);
                        });
                    }
                });
            },

            /**
             * 查询走势图
             */
            queryTrend: function (periods, type, layero) {
                var $btn = $('#btn-trend-query', layero);
                $btn.prop('disabled', true);
                $('#trend-result', layero).html('<div class="text-center"><i class="fa fa-spinner fa-spin"></i> ' + __('Loading') + '</div>');
                $.ajax({
                    url: 'history/trendData',
                    type: 'GET',
                    data: {periods: periods, type: type},
                    dataType: 'json',
                    success: function (ret) {
                        if (ret.code == 1) {
                            Controller.api.renderTrend(ret.data, type, layero);
                        } else {
                            $('#trend-result', layero).html('<div class="alert alert-danger">' + (ret.msg || __('Query failed')) + '</div>');
                        }
                    },
                    error: function () {
                        $('#trend-result', layero).html('<div class="alert alert-danger">' + __('Query failed') + '</div>');
                    },
                    complete: function () {
                        $btn.prop('disabled', false);
                    }
                });
            },

            /**
             * 渲染走势图（ECharts 折线图）
             */
            renderTrend: function (data, type, layero) {
                var expects = data.expects;
                var rows = data.data;
                var colorMap = data.colorMap;

                if (!expects || expects.length === 0) {
                    $('#trend-result', layero).html('<div class="alert alert-info">' + __('No data available') + '</div>');
                    return;
                }

                var getColor = function (num) {
                    var color = colorMap[num];
                    if (!color) return '#95a5a6';
                    if (color.indexOf('红') !== -1) return '#e74c3c';
                    if (color.indexOf('蓝') !== -1) return '#3498db';
                    if (color.indexOf('绿') !== -1) return '#2ecc71';
                    return '#95a5a6';
                };

                $('#trend-result', layero).html('<div id="trend-chart" style="width:100%;height:500px;"></div>');

                var chartDom = document.getElementById('trend-chart');
                var myChart = echarts.init(chartDom);

                var series = [];
                if (type === 'special') {
                    series = [{
                        name: '特码',
                        type: 'line',
                        data: rows.map(function (r) { return r.num7; }),
                        smooth: false,
                        symbol: 'circle',
                        symbolSize: 8,
                        lineStyle: { width: 2 },
                        itemStyle: {
                            color: function (params) {
                                var num = params.data;
                                return getColor(num);
                            }
                        },
                        label: {
                            show: true,
                            position: 'top',
                            fontSize: 11,
                            color: '#333'
                        }
                    }];
                } else {
                    var numFields = [];
                    for (var c = 1; c <= 7; c++) {
                        numFields.push('num' + c);
                    }
                    var colors = ['#e74c3c', '#3498db', '#2ecc71', '#f39c12', '#9b59b6', '#1abc9c', '#e67e22'];
                    for (var f = 0; f < numFields.length; f++) {
                        (function (idx) {
                            series.push({
                                name: '第' + (idx + 1) + '码',
                                type: 'line',
                                data: rows.map(function (r) { return r[numFields[idx]]; }),
                                smooth: false,
                                symbol: 'circle',
                                symbolSize: 6,
                                lineStyle: { width: 2 },
                                itemStyle: { color: colors[idx] },
                                label: {
                                    show: true,
                                    position: 'top',
                                    fontSize: 10,
                                    color: '#333'
                                }
                            });
                        })(f);
                    }
                }

                var option = {
                    title: { text: type === 'special' ? '特码走势' : '全部号码走势', left: 'center', textStyle: { fontSize: 14 } },
                    tooltip: { trigger: 'axis', formatter: function (params) {
                        var tip = '期号: ' + params[0].axisValueLabel + '<br/>';
                        for (var i = 0; i < params.length; i++) {
                            tip += params[i].seriesName + ': <b>' + params[i].data + '</b><br/>';
                        }
                        return tip;
                    }},
                    legend: { bottom: 10, data: series.map(function (s) { return s.name; }) },
                    grid: { left: 40, right: 20, bottom: 50, top: 40 },
                    xAxis: { type: 'category', data: expects, axisLabel: { rotate: 45, fontSize: 10 } },
                    yAxis: { type: 'value', min: 0, max: 50, splitLine: { show: true, lineStyle: { type: 'dashed' } } },
                    dataZoom: [{ type: 'slider', bottom: 30, height: 20, start: 0, end: 100 }],
                    series: series
                };

                myChart.setOption(option);
                window.addEventListener('resize', function () { myChart.resize(); });
            },

            /**
             * 显示遗漏号码分析弹窗
             */
            showMissingNumDialog: function () {
                var html = '<div style="padding:20px;">' +
                    '<div class="form-group" style="border-bottom:1px solid #eee;padding-bottom:10px;margin-bottom:10px;">' +
                    '  <label style="margin-right:15px;">' + __('Query Type') + '：</label>' +
                    '  <label class="radio-inline" style="margin-right:15px;">' +
                    '    <input type="radio" name="missing-type" value="all" checked> ' + __('All Numbers') +
                    '  </label>' +
                    '  <label class="radio-inline">' +
                    '    <input type="radio" name="missing-type" value="special"> ' + __('Special Only') +
                    '  </label>' +
                    '</div>' +
                    '<div class="form-group">' +
                    '  <label>' + __('Query Periods') + '：</label>' +
                    '  <input type="number" id="missing-periods" class="form-control" value="10" min="1" max="100" style="width:120px;display:inline-block;">' +
                    '  <button class="btn btn-primary" id="btn-missing-query" style="margin-left:10px;"><i class="fa fa-search"></i> ' + __('Query') + '</button>' +
                    '</div>' +
                    '<div id="missing-result" style="margin-top:15px;"></div>' +
                    '</div>';

                Layer.open({
                    type: 1,
                    title: __('Missing Number Analysis'),
                    area: ['650px', '550px'],
                    content: html,
                    shadeClose: true,
                    success: function (layero, index) {
                        // 绑定查询按钮事件
                        $('#btn-missing-query', layero).on('click', function () {
                            var periods = parseInt($('#missing-periods', layero).val()) || 10;
                            var type = $('input[name="missing-type"]:checked', layero).val();
                            Controller.api.queryMissingNum(periods, type, layero);
                        });
                        // 切换类型时自动查询
                        $('input[name="missing-type"]', layero).on('change', function () {
                            var periods = parseInt($('#missing-periods', layero).val()) || 10;
                            Controller.api.queryMissingNum(periods, $(this).val(), layero);
                        });
                    }
                });
            },

            /**
             * 查询遗漏号码
             */
            queryMissingNum: function (periods, type, layero) {
                // 确保颜色映射已加载
                if (!Controller.api.colorMapLoaded) {
                    Controller.api.loadColorMap(function () {
                        Controller.api._doQueryMissingNum(periods, type, layero);
                    });
                } else {
                    Controller.api._doQueryMissingNum(periods, type, layero);
                }
            },

            /**
             * 执行遗漏号码查询（内部方法）
             */
            _doQueryMissingNum: function (periods, type, layero) {
                var $btn = $('#btn-missing-query', layero);
                $btn.prop('disabled', true);
                $('#missing-result', layero).html('<div class="text-center"><i class="fa fa-spinner fa-spin"></i> ' + __('Loading') + '</div>');
                $.ajax({
                    url: 'history/missingNum',
                    type: 'GET',
                    data: {periods: periods, type: type},
                    dataType: 'json',
                    success: function (ret) {
                        if (ret.code == 1) {
                            Controller.api.renderMissingNum(ret.data, periods, layero);
                        } else {
                            $('#missing-result', layero).html('<div class="alert alert-danger">' + (ret.msg || __('Query failed')) + '</div>');
                        }
                    },
                    error: function () {
                        $('#missing-result', layero).html('<div class="alert alert-danger">' + __('Query failed') + '</div>');
                    },
                    complete: function () {
                        $btn.prop('disabled', false);
                    }
                });
            },

            /**
             * 渲染遗漏号码结果
             */
            renderMissingNum: function (data, periods, layero) {
                if (!data || data.length === 0) {
                    $('#missing-result', layero).html('<div class="alert alert-info">' + __('No missing numbers found') + '</div>');
                    return;
                }
                var container = $('<div style="display:flex;flex-wrap:wrap;gap:12px;"></div>');
                for (var i = 0; i < data.length; i++) {
                    var color = Controller.api.getColorByNum(data[i].num);
                    var animal = Controller.api.getAnimalByNum(data[i].num);
                    var $item = $('<div style="text-align:center;"></div>');
                    var $ball = $('<span class="num-ball"></span>').css({
                        'display': 'inline-block',
                        'width': '48px',
                        'height': '48px',
                        'line-height': '48px',
                        'text-align': 'center',
                        'border-radius': '50%',
                        'color': '#fff',
                        'background-color': color,
                        'font-weight': 'bold',
                        'font-size': '18px'
                    }).text(data[i].num);
                    var $content = $('<div></div>').append($ball);
                    if (animal) {
                        $content.append($('<div style="margin-top:3px;font-size:11px;color:#666;line-height:1.2;"></div>').text(animal));
                    }
                    $content.append($('<div style="margin-top:3px;font-size:12px;color:#666;"></div>').text(
                        __('Missing') + ' ' + data[i].omit + ' ' + __('periods')
                    ));
                    $item.append($content);
                    container.append($item);
                }
                $('#missing-result', layero).html('').append(container);
            },

            bindevent: function () {
                Form.api.bindevent($("form[role=form]"));
            }
        }
    };
    return Controller;
});