@extends('base.base')
@section('base')
<meta name="csrf-token" content="{{ csrf_token() }}">
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="card">
                <div class="card-header">
                    <h3 class="card-title mb-0">库存模式配置管理</h3>
                </div>
                <div class="card-body">
                    <!-- 标签页导航 -->
                    <ul class="nav nav-tabs mb-4" role="tablist">
                        <li class="nav-item">
                            <a class="nav-link active" data-toggle="tab" href="#config-tab" role="tab">
                                <i class="mdi mdi-cog"></i> 参数配置
                            </a>
                        </li>
                        <li class="nav-item">
                            <a class="nav-link" data-toggle="tab" href="#snapshot-tab" role="tab">
                                <i class="mdi mdi-chart-line"></i> 快照历史
                            </a>
                        </li>
                    </ul>

                    <!-- 标签页内容 -->
                    <div class="tab-content">
                        <!-- 参数配置标签页 -->
                        <div class="tab-pane fade show active" id="config-tab" role="tabpanel">
                            <!-- 系统参数配置 -->
                            <div class="config-section mb-5">
                        <h5 class="section-title mb-3">
                            <i class="mdi mdi-cog-outline"></i> 系统参数配置
                        </h5>

                        <!-- 房间等级分割配置 -->
                        <div class="card mb-3">
                            <div class="card-header bg-light">
                                <h6 class="mb-0">StockMode2BetLevels - 房间等级分割配置</h6>
                                <small class="text-muted">配置低中高三个房间的下注上限和最低充值要求</small>
                            </div>
                            <div class="card-body">
                                <div class="table-responsive">
                                    <table class="table table-bordered">
                                        <thead class="thead-light">
                                            <tr>
                                                <th width="120">房间</th>
                                                <th>最大下注额</th>
                                                <th>最低充值金额</th>
                                            </tr>
                                        </thead>
                                        <tbody>
                                            <tr>
                                                <td><span class="badge badge-success">低级房 (索引1)</span></td>
                                                <td>
                                                    <div class="input-group input-group-sm">
                                                        <input type="number" class="form-control" id="bet_max_1"
                                                               value="{{ $betMaxLimits[1] ?? 2 }}" />
                                                        <div class="input-group-append">
                                                            <span class="input-group-text">下注 ≤ 此值</span>
                                                        </div>
                                                    </div>
                                                </td>
                                                <td>
                                                    <div class="input-group input-group-sm">
                                                        <input type="number" class="form-control" id="recharge_min_1"
                                                               value="{{ $rechargeMinLimits[1] ?? 0 }}" />
                                                        <div class="input-group-append">
                                                            <span class="input-group-text">充值 ≥ 此值</span>
                                                        </div>
                                                    </div>
                                                </td>
                                            </tr>
                                            <tr>
                                                <td><span class="badge badge-info">中级房 (索引2)</span></td>
                                                <td>
                                                    <div class="input-group input-group-sm">
                                                        <input type="number" class="form-control" id="bet_max_2"
                                                               value="{{ $betMaxLimits[2] ?? 10 }}" />
                                                        <div class="input-group-append">
                                                            <span class="input-group-text">下注 ≤ 此值</span>
                                                        </div>
                                                    </div>
                                                </td>
                                                <td>
                                                    <div class="input-group input-group-sm">
                                                        <input type="number" class="form-control" id="recharge_min_2"
                                                               value="{{ $rechargeMinLimits[2] ?? 100 }}" />
                                                        <div class="input-group-append">
                                                            <span class="input-group-text">充值 ≥ 此值</span>
                                                        </div>
                                                    </div>
                                                </td>
                                            </tr>
                                            <tr>
                                                <td><span class="badge badge-warning">高级房 (索引3)</span></td>
                                                <td>
                                                    <div class="input-group input-group-sm">
                                                        <input type="number" class="form-control" id="bet_max_3"
                                                               value="{{ $betMaxLimits[3] ?? 10000 }}" />
                                                        <div class="input-group-append">
                                                            <span class="input-group-text">下注 ≤ 此值</span>
                                                        </div>
                                                    </div>
                                                </td>
                                                <td>
                                                    <div class="input-group input-group-sm">
                                                        <input type="number" class="form-control" id="recharge_min_3"
                                                               value="{{ $rechargeMinLimits[3] ?? 1000 }}" />
                                                        <div class="input-group-append">
                                                            <span class="input-group-text">充值 ≥ 此值</span>
                                                        </div>
                                                    </div>
                                                </td>
                                            </tr>
                                        </tbody>
                                    </table>
                                </div>
                            </div>
                        </div>

                        <!-- 其他系统参数 -->
                        <div class="row">
                            <div class="col-md-6">
                                <div class="card">
                                    <div class="card-header bg-light">
                                        <h6 class="mb-0">StockMode2RevenueRatio - 税收比例</h6>
                                    </div>
                                    <div class="card-body">
                                        <div class="form-group">
                                            <label>税收千分比</label>
                                            <div class="input-group">
                                                <input type="number" class="form-control" id="revenue_ratio"
                                                       value="{{ $systemConfig['StockMode2RevenueRatio']->StatusValue ?? 50 }}" />
                                                <div class="input-group-append">
                                                    <span class="input-group-text">‰</span>
                                                </div>
                                            </div>
                                            <small class="form-text text-muted">
                                                库存模式下的税收比例，计算公式：赢钱 × 值 / 1000<br>
                                                例如：值为 50 时，税收 = 赢钱 × 50/1000 = 赢钱 × 5%
                                            </small>
                                        </div>
                                    </div>
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="card">
                                    <div class="card-header bg-light">
                                        <h6 class="mb-0">StockMode2SwitchRecharge - 模式切换充值阈值</h6>
                                    </div>
                                    <div class="card-body">
                                        <div class="form-group">
                                            <label>切换充值金额</label>
                                            <input type="number" class="form-control" id="switch_recharge"
                                                   value="{{ $systemConfig['StockMode2SwitchRecharge']->StatusValue ?? 100 }}" />
                                            <small class="form-text text-muted">
                                                玩家充值达到此金额后，游戏模式切换为库存模式
                                            </small>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>

                        <div class="text-right mt-3">
                            <button class="btn btn-primary" id="save-system-config">
                                <i class="mdi mdi-content-save"></i> 保存系统配置
                            </button>
                            <span class="ml-2 system-status"></span>
                        </div>
                    </div>

                    <hr class="my-5">

                    <!-- 房间库存配置 -->
                    <div class="config-section">
                        <h5 class="section-title mb-3">
                            <i class="mdi mdi-database"></i> 房间库存配置 (RoomStockStatic2)
                        </h5>
                        <p class="text-muted mb-3">
                            LevelBase 基数配置说明：根据 LevelBase 的倍数区间计算对应的个控（Z）随机范围
                        </p>

                        <div class="card">
                            <div class="card-body">
                                <div class="alert alert-warning">
                                    <i class="mdi mdi-alert"></i> <strong>注意：</strong>所有数值显示时已除以100，保存时会自动乘以100还原到数据库
                                </div>
                                <div class="table-responsive">
                                    <table class="table table-bordered table-hover">
                                        <thead class="thead-light">
                                            <tr>
                                                <th width="120">房间等级</th>
                                                <th>当前库存 (Stock)</th>
                                                <th>基数 (LevelBase)</th>
                                                <th>累计税收 (Revenue)</th>
                                                <th>累计暗税 (RevenueD)</th>
                                                <th width="120">操作</th>
                                            </tr>
                                        </thead>
                                        <tbody>
                                            @foreach([1 => '低级房', 2 => '中级房', 3 => '高级房'] as $sortId => $roomName)
                                                @php
                                                    $roomStock = $roomStocks->firstWhere('SortID', $sortId);
                                                    $stock = ($roomStock->Stock ?? 0) / 100;
                                                    $levelBase = ($roomStock->LevelBase ?? 10000) / 100;
                                                    $revenue = ($roomStock->Revenue ?? 0) / 100;
                                                    $revenueD = ($roomStock->RevenueD ?? 0) / 100;
                                                @endphp
                                                <tr>
                                                    <td>
                                                        <span class="badge badge-{{ $sortId == 1 ? 'success' : ($sortId == 2 ? 'info' : 'warning') }}">
                                                            {{ $roomName }} (ID:{{ $sortId }})
                                                        </span>
                                                    </td>
                                                    <td>
                                                        <div class="input-group input-group-sm">
                                                            <div class="input-group-prepend">
                                                                <button class="btn btn-outline-danger stock-decrease" type="button" data-sort-id="{{ $sortId }}">
                                                                    <i class="mdi mdi-minus"></i>
                                                                </button>
                                                            </div>
                                                            <input type="number" step="0.01" class="form-control text-center stock-adjust-input"
                                                                   data-sort-id="{{ $sortId }}" placeholder="增减数值" />
                                                            <div class="input-group-append">
                                                                <button class="btn btn-outline-success stock-increase" type="button" data-sort-id="{{ $sortId }}">
                                                                    <i class="mdi mdi-plus"></i>
                                                                </button>
                                                            </div>
                                                        </div>
                                                        <small class="text-muted d-block mt-1">
                                                            当前: <strong class="current-stock-display" data-sort-id="{{ $sortId }}">{{ number_format($stock, 2) }}</strong>
                                                        </small>
                                                    </td>
                                                    <td>
                                                        <input type="number" step="0.01" class="form-control form-control-sm level-base-input"
                                                               data-sort-id="{{ $sortId }}"
                                                               value="{{ number_format($levelBase, 2, '.', '') }}" />
                                                    </td>
                                                    <td class="text-right text-muted">
                                                        {{ number_format($revenue, 2) }}
                                                    </td>
                                                    <td class="text-right text-muted">
                                                        {{ number_format($revenueD, 2) }}
                                                    </td>
                                                    <td class="text-center">
                                                        <button class="btn btn-sm btn-primary save-room-stock" data-sort-id="{{ $sortId }}">
                                                            <i class="mdi mdi-content-save"></i> 保存
                                                        </button>
                                                    </td>
                                                </tr>
                                            @endforeach
                                        </tbody>
                                    </table>
                                </div>

                                <!-- 个控计算说明 -->
                                <div class="alert alert-info mt-4">
                                    <h6><i class="mdi mdi-information"></i> 个控计算规则说明</h6>
                                    <p class="mb-2">根据当前库存（Stock）与基数（LevelBase）的比值，计算个控（Z）的随机范围：</p>
                                    <div class="table-responsive">
                                        <table class="table table-sm table-bordered bg-white">
                                            <thead>
                                                <tr>
                                                    <th>库存区间</th>
                                                    <th>个控范围（Z）</th>
                                                </tr>
                                            </thead>
                                            <tbody>
                                                <tr>
                                                    <td>0 ~ 2×LevelBase</td>
                                                    <td>0（固定）</td>
                                                </tr>
                                                <tr>
                                                    <td>2×LevelBase ~ 4×LevelBase</td>
                                                    <td>1 ~ 5（随机）</td>
                                                </tr>
                                                <tr>
                                                    <td>4×LevelBase ~ 6×LevelBase</td>
                                                    <td>6 ~ 10（随机）</td>
                                                </tr>
                                                <tr>
                                                    <td>6×LevelBase ~ 8×LevelBase</td>
                                                    <td>11 ~ 15（随机）</td>
                                                </tr>
                                                <tr>
                                                    <td>8×LevelBase ~ 10×LevelBase</td>
                                                    <td>16 ~ 20（随机）</td>
                                                </tr>
                                                <tr>
                                                    <td>10×LevelBase 以上</td>
                                                    <td>20（固定）</td>
                                                </tr>
                                            </tbody>
                                        </table>
                                    </div>
                                    <p class="mb-0 mt-2">
                                        <strong>示例：</strong>当 LevelBase = 100 时
                                        <ul class="mb-0">
                                            <li>Stock 在 0-200 时，个控为 0</li>
                                            <li>Stock 在 200-400 时，个控为 1-5 随机</li>
                                            <li>Stock 在 400-600 时，个控为 6-10 随机</li>
                                            <li>以此类推...</li>
                                        </ul>
                                    </p>
                                </div>
                            </div>
                        </div>
                    </div>
                        </div>
                        <!-- 参数配置标签页结束 -->

                        <!-- 快照历史标签页 -->
                        <div class="tab-pane fade" id="snapshot-tab" role="tabpanel">
                            <!-- 时间范围选择器 -->
                            <div class="card mb-3">
                                <div class="card-body">
                                    <div class="row">
                                        <div class="col-md-12 mb-3">
                                            <label>快捷时间区间：</label>
                                            <div class="btn-group d-block" role="group">
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn" data-minutes="5">5分钟</button>
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn" data-minutes="15">15分钟</button>
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn active" data-minutes="60">1小时</button>
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn" data-minutes="240">4小时</button>
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn" data-minutes="720">12小时</button>
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn" data-minutes="1440">24小时</button>
                                                <button type="button" class="btn btn-sm btn-outline-primary time-range-btn" data-minutes="10080">一周</button>
                                            </div>
                                        </div>
                                        <div class="col-md-12">
                                            <label>自定义时间范围（拖动滑块调整）：</label>
                                            <div id="time-range-slider" class="mb-2"></div>
                                            <div class="d-flex justify-content-between">
                                                <span id="range-start" class="text-muted small"></span>
                                                <span id="range-duration" class="badge badge-info"></span>
                                                <span id="range-end" class="text-muted small"></span>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>

                            <!-- 库存值图表 -->
                            <div class="card mb-3">
                                <div class="card-header">
                                    <div class="d-flex justify-content-between align-items-center mb-2">
                                        <h6 class="mb-0">库存变化</h6>
                                        <div class="btn-group btn-group-sm" role="group">
                                            <button type="button" class="btn btn-primary chart-type-btn active" data-type="stock">库存值</button>
                                            <button type="button" class="btn btn-outline-primary chart-type-btn" data-type="ratio">比值</button>
                                            <button type="button" class="btn btn-outline-primary chart-type-btn" data-type="both">都显示</button>
                                        </div>
                                    </div>
                                    <div class="d-flex align-items-center">
                                        <span class="mr-2 text-muted small">显示房间：</span>
                                        <div class="form-check form-check-inline mb-0">
                                            <input class="form-check-input room-checkbox" type="checkbox" id="room-1" value="1" checked>
                                            <label class="form-check-label" for="room-1">
                                                <span class="badge badge-success">低级房</span>
                                            </label>
                                        </div>
                                        <div class="form-check form-check-inline mb-0">
                                            <input class="form-check-input room-checkbox" type="checkbox" id="room-2" value="2" checked>
                                            <label class="form-check-label" for="room-2">
                                                <span class="badge badge-info">中级房</span>
                                            </label>
                                        </div>
                                        <div class="form-check form-check-inline mb-0">
                                            <input class="form-check-input room-checkbox" type="checkbox" id="room-3" value="3" checked>
                                            <label class="form-check-label" for="room-3">
                                                <span class="badge badge-warning">高级房</span>
                                            </label>
                                        </div>
                                    </div>
                                </div>
                                <div class="card-body">
                                    <div id="stock-ratio-chart" style="height: 500px;"></div>
                                </div>
                            </div>

                            <!-- 房间数据表格 -->
                            <div class="row">
                                <div class="col-md-4">
                                    <div class="card">
                                        <div class="card-header bg-success text-white">
                                            <h6 class="mb-0">低级房快照数据</h6>
                                        </div>
                                        <div class="card-body p-0">
                                            <div class="table-responsive" style="max-height: 400px; overflow-y: auto;">
                                                <table class="table table-sm table-hover mb-0" id="snapshot-table-1">
                                                    <thead class="thead-light sticky-top">
                                                        <tr>
                                                            <th>时间</th>
                                                            <th>比值</th>
                                                            <th>库存</th>
                                                            <th>基数</th>
                                                            <th>税收</th>
                                                            <th>Z值</th>
                                                        </tr>
                                                    </thead>
                                                    <tbody>
                                                        <tr><td colspan="6" class="text-center text-muted">加载中...</td></tr>
                                                    </tbody>
                                                </table>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                                <div class="col-md-4">
                                    <div class="card">
                                        <div class="card-header bg-info text-white">
                                            <h6 class="mb-0">中级房快照数据</h6>
                                        </div>
                                        <div class="card-body p-0">
                                            <div class="table-responsive" style="max-height: 400px; overflow-y: auto;">
                                                <table class="table table-sm table-hover mb-0" id="snapshot-table-2">
                                                    <thead class="thead-light sticky-top">
                                                        <tr>
                                                            <th>时间</th>
                                                            <th>比值</th>
                                                            <th>库存</th>
                                                            <th>基数</th>
                                                            <th>税收</th>
                                                            <th>Z值</th>
                                                        </tr>
                                                    </thead>
                                                    <tbody>
                                                        <tr><td colspan="6" class="text-center text-muted">加载中...</td></tr>
                                                    </tbody>
                                                </table>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                                <div class="col-md-4">
                                    <div class="card">
                                        <div class="card-header bg-warning text-white">
                                            <h6 class="mb-0">高级房快照数据</h6>
                                        </div>
                                        <div class="card-body p-0">
                                            <div class="table-responsive" style="max-height: 400px; overflow-y: auto;">
                                                <table class="table table-sm table-hover mb-0" id="snapshot-table-3">
                                                    <thead class="thead-light sticky-top">
                                                        <tr>
                                                            <th>时间</th>
                                                            <th>比值</th>
                                                            <th>库存</th>
                                                            <th>基数</th>
                                                            <th>税收</th>
                                                            <th>Z值</th>
                                                        </tr>
                                                    </thead>
                                                    <tbody>
                                                        <tr><td colspan="6" class="text-center text-muted">加载中...</td></tr>
                                                    </tbody>
                                                </table>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <!-- 快照历史标签页结束 -->
                    </div>
                    <!-- tab-content结束 -->
                </div>
            </div>
        </div>
    </div>
</div>

<!-- 引入 ECharts -->
<script src="https://cdn.jsdelivr.net/npm/echarts@5.4.3/dist/echarts.min.js"></script>
<!-- 引入 noUiSlider -->
<link href="https://cdn.jsdelivr.net/npm/nouislider@15.7.1/dist/nouislider.min.css" rel="stylesheet">
<script src="https://cdn.jsdelivr.net/npm/nouislider@15.7.1/dist/nouislider.min.js"></script>

<script>
$(function() {
    // 保存系统配置
    $('#save-system-config').click(function() {
        const $btn = $(this);
        const $status = $('.system-status');

        $btn.prop('disabled', true).html('<i class="fa fa-spinner fa-spin"></i> 保存中...');
        $status.html('').removeClass('text-success text-danger');

        const data = {
            bet_max_limits: [
                0, // 索引0轮空
                parseInt($('#bet_max_1').val()) || 0,
                parseInt($('#bet_max_2').val()) || 0,
                parseInt($('#bet_max_3').val()) || 0
            ],
            recharge_min_limits: [
                0, // 索引0轮空
                parseInt($('#recharge_min_1').val()) || 0,
                parseInt($('#recharge_min_2').val()) || 0,
                parseInt($('#recharge_min_3').val()) || 0
            ],
            revenue_ratio: parseInt($('#revenue_ratio').val()) || 50,
            switch_recharge: parseInt($('#switch_recharge').val()) || 100,
            _token: "{{ csrf_token() }}"
        };

        $.post("{{ url('/admin/stock-mode/update-system-config') }}", data)
            .done(function(res) {
                $btn.prop('disabled', false).html('<i class="mdi mdi-content-save"></i> 保存系统配置');
                if (res.status === 'success') {
                    $status.text('更新成功').addClass('text-success');
                } else {
                    $status.text(res.message || '更新失败').addClass('text-danger');
                }
                setTimeout(function() {
                    $status.fadeOut(function() {
                        $(this).text('').show().removeClass('text-success text-danger');
                    });
                }, 3000);
            })
            .fail(function() {
                $btn.prop('disabled', false).html('<i class="mdi mdi-content-save"></i> 保存系统配置');
                $status.text('系统错误').addClass('text-danger');
            });
    });

    // 库存增加
    $('.stock-increase').click(function() {
        const sortId = $(this).data('sort-id');
        const $input = $('.stock-adjust-input[data-sort-id="' + sortId + '"]');
        const adjustValue = parseFloat($input.val()) || 0;

        if (adjustValue === 0) {
            alert('请输入要增加的数值');
            return;
        }

        updateStock(sortId, adjustValue);
    });

    // 库存减少
    $('.stock-decrease').click(function() {
        const sortId = $(this).data('sort-id');
        const $input = $('.stock-adjust-input[data-sort-id="' + sortId + '"]');
        const adjustValue = parseFloat($input.val()) || 0;

        if (adjustValue === 0) {
            alert('请输入要减少的数值');
            return;
        }

        updateStock(sortId, -adjustValue);
    });

    // 格式化数字为千分位
    function formatNumber(num) {
        return num.toFixed(2).replace(/\B(?=(\d{3})+(?!\d))/g, ',');
    }

    // 更新库存函数
    function updateStock(sortId, adjustValue) {
        // 将显示的数值（已除以100）乘以100还原成数据库值
        const adjustValueDb = Math.round(adjustValue * 100);

        $.post("{{ url('/admin/stock-mode/update-stock') }}", {
            sort_id: sortId,
            adjust_value: adjustValueDb,
            _token: "{{ csrf_token() }}"
        })
        .done(function(res) {
            if (res.status === 'success') {
                // 更新显示的当前库存（已除以100）
                const newStock = res.new_stock / 100;
                $('.current-stock-display[data-sort-id="' + sortId + '"]').text(formatNumber(newStock));
                $('.stock-adjust-input[data-sort-id="' + sortId + '"]').val('');

                // 显示成功提示
                const $display = $('.current-stock-display[data-sort-id="' + sortId + '"]');
                $display.addClass('text-success');
                setTimeout(function() {
                    $display.removeClass('text-success');
                }, 1000);
            } else {
                alert(res.message || '更新失败');
            }
        })
        .fail(function() {
            alert('系统错误');
        });
    }

    // 保存房间库存配置（LevelBase）
    $('.save-room-stock').click(function() {
        const $btn = $(this);
        const sortId = $btn.data('sort-id');
        const $input = $('.level-base-input[data-sort-id="' + sortId + '"]');
        const levelBaseDisplay = parseFloat($input.val()) || 100;

        // 将显示的数值（已除以100）乘以100还原成数据库值
        const levelBase = Math.round(levelBaseDisplay * 100);

        $btn.prop('disabled', true).html('<i class="fa fa-spinner fa-spin"></i>');

        $.post("{{ url('/admin/stock-mode/update-room-stock') }}", {
            sort_id: sortId,
            level_base: levelBase,
            _token: "{{ csrf_token() }}"
        })
        .done(function(res) {
            $btn.prop('disabled', false).html('<i class="mdi mdi-content-save"></i> 保存');
            if (res.status === 'success') {
                $btn.removeClass('btn-primary btn-danger').addClass('btn-success');
                setTimeout(function() {
                    $btn.removeClass('btn-success').addClass('btn-primary');
                }, 1500);
            } else {
                $btn.removeClass('btn-primary btn-success').addClass('btn-danger');
                alert(res.message || '更新失败');
                setTimeout(function() {
                    $btn.removeClass('btn-danger').addClass('btn-primary');
                }, 2000);
            }
        })
        .fail(function() {
            $btn.prop('disabled', false).html('<i class="mdi mdi-content-save"></i> 保存');
            $btn.removeClass('btn-primary btn-success').addClass('btn-danger');
            alert('系统错误');
            setTimeout(function() {
                $btn.removeClass('btn-danger').addClass('btn-primary');
            }, 2000);
        });
    });

    // ============ 快照历史相关功能 ============
    let ratioChart = null;
    let timeRangeSlider = null;
    let allRoomsData = {1: [], 2: [], 3: []};  // 三个房间的所有数据
    let filteredRoomsData = {1: [], 2: [], 3: []}; // 筛选后的数据
    let chartType = 'stock'; // 默认显示库存值，可选：stock, ratio, both
    let selectedRooms = [1, 2, 3]; // 默认显示所有房间
    const WEEK_IN_MS = 7 * 24 * 60 * 60 * 1000;
    const MINUTE_IN_MS = 60 * 1000;

    // 初始化图表
    function initCharts() {
        ratioChart = echarts.init(document.getElementById('stock-ratio-chart'));
    }

    // 补全数据：按固定间隔填充缺失的数据点，确保图表连续
    function fillDataGaps(data, minutes) {
        if (data.length === 0) return [];

        const ACTUAL_INTERVAL_MS = 3000; // 实际数据的间隔是3秒
        const FILL_INTERVAL_MS = 10000; // 填充数据使用10秒间隔，降低数据量
        const now = Date.now();
        const startTime = now - (minutes * 60 * 1000);
        const endTime = now;

        // 分离前置数据和正常数据
        let previousData = null;
        let normalData = [];

        data.forEach(item => {
            if (item.isPrevious) {
                previousData = item;
            } else {
                normalData.push(item);
            }
        });

        // 如果没有正常数据但有前置数据，使用前置数据填充整个时间范围
        if (normalData.length === 0 && previousData) {
            const filledData = [];
            for (let t = startTime; t <= endTime; t += FILL_INTERVAL_MS) {
                filledData.push({
                    ...previousData,
                    timestamp: t,
                    createTime: new Date(t).toISOString().replace('T', ' ').substring(0, 19),
                    isFilled: true
                });
            }
            console.log(`房间无新数据，使用前置数据填充: 填充=${filledData.length}`);
            return filledData;
        }

        // 如果完全没有数据，返回空
        if (normalData.length === 0) {
            console.log('房间无任何数据');
            return [];
        }

        const filledData = [];
        let fillCount = 0;

        const firstDataTime = normalData[0].timestamp;
        const lastDataTime = normalData[normalData.length - 1].timestamp;

        // 1. 填充起始时间到第一条数据之间的空白
        if (firstDataTime > startTime) {
            const fillSource = previousData || normalData[0];
            for (let t = startTime; t < firstDataTime; t += FILL_INTERVAL_MS) {
                filledData.push({
                    ...fillSource,
                    timestamp: t,
                    createTime: new Date(t).toISOString().replace('T', ' ').substring(0, 19),
                    isFilled: true
                });
                fillCount++;
            }
        }

        // 2. 处理实际数据和中间空白
        for (let i = 0; i < normalData.length; i++) {
            const currentItem = normalData[i];

            // 添加当前实际数据
            filledData.push({
                ...currentItem,
                isFilled: false
            });

            // 检查与下一条数据之间的间隔
            if (i < normalData.length - 1) {
                const nextItem = normalData[i + 1];
                const gap = nextItem.timestamp - currentItem.timestamp;

                // 如果间隔大于实际间隔（说明有数据缺失），填充中间
                if (gap > ACTUAL_INTERVAL_MS * 2) {
                    for (let t = currentItem.timestamp + FILL_INTERVAL_MS; t < nextItem.timestamp; t += FILL_INTERVAL_MS) {
                        filledData.push({
                            ...currentItem,
                            timestamp: t,
                            createTime: new Date(t).toISOString().replace('T', ' ').substring(0, 19),
                            isFilled: true
                        });
                        fillCount++;
                    }
                }
            }
        }

        // 3. 填充最后一条数据到结束时间的空白
        if (lastDataTime < endTime) {
            const lastItem = normalData[normalData.length - 1];
            for (let t = lastDataTime + FILL_INTERVAL_MS; t <= endTime; t += FILL_INTERVAL_MS) {
                filledData.push({
                    ...lastItem,
                    timestamp: t,
                    createTime: new Date(t).toISOString().replace('T', ' ').substring(0, 19),
                    isFilled: true
                });
                fillCount++;
            }
        }

        console.log(`数据补全完成: 原始=${normalData.length}, 填充=${fillCount}, 总计=${filledData.length}`);
        return filledData;
    }

    // 加载所有房间的快照数据
    function loadAllRoomsData() {
        const minutes = $('.time-range-btn.active').data('minutes');
        const requests = [];

        // 并行请求三个房间的数据
        for (let sortId = 1; sortId <= 3; sortId++) {
            requests.push(
                $.get("{{ url('/admin/stock-mode/snapshot-history') }}", {
                    sort_id: sortId,
                    minutes: minutes
                })
            );
        }

        Promise.all(requests).then(function(responses) {
            console.log('收到响应数量:', responses.length);

            responses.forEach(function(res, index) {
                const sortId = index + 1;
                console.log(`房间${sortId} 响应:`, res.status, '原始数据量:', res.data ? res.data.length : 0);

                if (res.status === 'success') {
                    // 补全数据
                    console.log(`房间${sortId} 开始补全数据`);
                    const filledData = fillDataGaps(res.data, minutes);
                    console.log(`房间${sortId} 补全后数据量:`, filledData.length);
                    allRoomsData[sortId] = filledData;
                    filteredRoomsData[sortId] = filledData;
                } else {
                    console.error(`房间${sortId} 加载失败`);
                    allRoomsData[sortId] = [];
                    filteredRoomsData[sortId] = [];
                }
            });

            console.log('所有房间数据加载完成:', {
                room1: allRoomsData[1].length,
                room2: allRoomsData[2].length,
                room3: allRoomsData[3].length
            });

            renderChart();
            renderTables();
            initTimeRangeSlider();
        }).catch(function(err) {
            console.error('加载数据失败:', err);
            alert('加载数据失败');
        });
    }

    // 渲染库存比值图表（三条线）
    function renderChart() {
        if (!ratioChart) return;

        // 合并选中房间的所有时间点并去重排序
        let allTimestamps = [];
        selectedRooms.forEach(sortId => {
            allTimestamps = allTimestamps.concat(filteredRoomsData[sortId].map(d => d.timestamp));
        });
        allTimestamps = [...new Set(allTimestamps)].sort((a, b) => a - b);

        const times = allTimestamps.map(ts => new Date(ts).toLocaleString('zh-CN', {
            month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit'
        }));

        // 为每个房间创建数据映射（保存完整数据用于 tooltip）
        const roomStockData = {};
        const roomRatioData = {};
        const roomDetailData = {};
        [1, 2, 3].forEach(sortId => {
            const stockMap = {};
            const ratioMap = {};
            const detailMap = {};
            filteredRoomsData[sortId].forEach(item => {
                stockMap[item.timestamp] = item.stock;
                ratioMap[item.timestamp] = item.stockRatio;
                detailMap[item.timestamp] = item;
            });
            roomStockData[sortId] = allTimestamps.map(ts => stockMap[ts] || null);
            roomRatioData[sortId] = allTimestamps.map(ts => ratioMap[ts] || null);
            roomDetailData[sortId] = detailMap;
        });

        // 房间配置
        const roomConfigs = [
            { id: 1, name: '低级房', color: '#67C23A', lightColor: '#95D475' },
            { id: 2, name: '中级房', color: '#409EFF', lightColor: '#79BBFF' },
            { id: 3, name: '高级房', color: '#E6A23C', lightColor: '#F3D19E' }
        ];

        // 根据图表类型确定标题和Y轴名称
        let chartTitle = '';
        let yAxisName = '';
        let legendData = [];
        let series = [];

        if (chartType === 'stock') {
            chartTitle = '库存值变化';
            yAxisName = '库存值';

            roomConfigs.forEach(room => {
                if (selectedRooms.includes(room.id)) {
                    legendData.push(room.name);
                    series.push({
                        name: room.name,
                        type: 'line',
                        data: roomStockData[room.id],
                        smooth: true,
                        lineStyle: { width: 2 },
                        itemStyle: { color: room.color },
                        connectNulls: true
                    });
                }
            });
        } else if (chartType === 'ratio') {
            chartTitle = '库存比值变化';
            yAxisName = '比值';

            roomConfigs.forEach(room => {
                if (selectedRooms.includes(room.id)) {
                    legendData.push(room.name);
                    series.push({
                        name: room.name,
                        type: 'line',
                        data: roomRatioData[room.id],
                        smooth: true,
                        lineStyle: { width: 2 },
                        itemStyle: { color: room.color },
                        connectNulls: true
                    });
                }
            });
        } else { // both - 使用双Y轴
            chartTitle = '库存值与比值变化（双Y轴）';
            yAxisName = ['库存值', '比值']; // 双Y轴

            roomConfigs.forEach(room => {
                if (selectedRooms.includes(room.id)) {
                    legendData.push(`${room.name}-库存`);
                    legendData.push(`${room.name}-比值`);
                    series.push({
                        name: `${room.name}-库存`,
                        type: 'line',
                        data: roomStockData[room.id],
                        yAxisIndex: 0, // 使用左侧Y轴
                        smooth: true,
                        lineStyle: { width: 2 },
                        itemStyle: { color: room.color },
                        connectNulls: true
                    });
                    series.push({
                        name: `${room.name}-比值`,
                        type: 'line',
                        data: roomRatioData[room.id],
                        yAxisIndex: 1, // 使用右侧Y轴
                        smooth: true,
                        lineStyle: { width: 2, type: 'dashed' },
                        itemStyle: { color: room.lightColor },
                        connectNulls: true
                    });
                }
            });
        }

        const option = {
            title: {
                text: chartTitle,
                left: 'center'
            },
            tooltip: {
                trigger: 'axis',
                axisPointer: { type: 'cross' },
                formatter: function(params) {
                    let tooltip = `<div style="font-weight:bold;">${params[0].axisValue}</div>`;

                    // 只显示选中房间的信息
                    const roomConfigs = [
                        { id: 1, name: '低级房', color: '#67C23A' },
                        { id: 2, name: '中级房', color: '#409EFF' },
                        { id: 3, name: '高级房', color: '#E6A23C' }
                    ];

                    roomConfigs.forEach(room => {
                        if (selectedRooms.includes(room.id)) {
                            const dataIndex = params[0].dataIndex;
                            const timestamp = allTimestamps[dataIndex];
                            const detail = roomDetailData[room.id][timestamp];

                            if (detail) {
                                tooltip += `<div style="margin-top:5px;">
                                    <span style="display:inline-block;width:10px;height:10px;border-radius:50%;background:${room.color};margin-right:5px;"></span>
                                    <strong>${room.name}</strong><br/>
                                    <span style="margin-left:15px;">比值: ${detail.stockRatio}</span><br/>
                                    <span style="margin-left:15px;">库存: ${formatNumber(detail.stock)}</span><br/>
                                    <span style="margin-left:15px;">基数: ${formatNumber(detail.levelBase)}</span><br/>
                                    <span style="margin-left:15px;">税收: ${formatNumber(detail.revenue)}</span>
                                </div>`;
                            }
                        }
                    });

                    return tooltip;
                }
            },
            legend: {
                data: legendData,
                top: 35
            },
            grid: {
                left: '3%',
                right: '4%',
                bottom: '3%',
                containLabel: true,
                top: 70
            },
            xAxis: {
                type: 'category',
                data: times,
                axisLabel: {
                    rotate: 45,
                    fontSize: 10
                }
            },
            yAxis: Array.isArray(yAxisName) ? [
                {
                    type: 'value',
                    name: yAxisName[0],
                    position: 'left',
                    axisLabel: {
                        formatter: '{value}'
                    }
                },
                {
                    type: 'value',
                    name: yAxisName[1],
                    position: 'right',
                    axisLabel: {
                        formatter: '{value}'
                    }
                }
            ] : {
                type: 'value',
                name: yAxisName
            },
            series: series
        };

        // 使用 notMerge: true 完全替换配置，避免旧配置残留
        ratioChart.setOption(option, true);
    }

    // 渲染三个房间的数据表格
    function renderTables() {
        [1, 2, 3].forEach(sortId => {
            const $tbody = $(`#snapshot-table-${sortId} tbody`);
            $tbody.empty();

            const data = filteredRoomsData[sortId];
            if (data.length === 0) {
                $tbody.append('<tr><td colspan="6" class="text-center text-muted">暂无数据</td></tr>');
                return;
            }

            data.forEach(item => {
                const time = item.createTime.substring(11, 19);
                const row = `
                    <tr>
                        <td>${time}</td>
                        <td>${item.stockRatio}</td>
                        <td>${formatNumber(item.stock)}</td>
                        <td>${formatNumber(item.levelBase)}</td>
                        <td>${formatNumber(item.revenue)}</td>
                        <td><span class="badge badge-${item.zValue <= 5 ? 'success' : (item.zValue <= 15 ? 'warning' : 'danger')}">${item.zValue}</span></td>
                    </tr>
                `;
                $tbody.append(row);
            });
        });
    }

    // 初始化时间范围滑块
    function initTimeRangeSlider() {
        // 收集所有数据的时间戳
        let allTimestamps = [];
        [1, 2, 3].forEach(sortId => {
            allTimestamps = allTimestamps.concat(allRoomsData[sortId].map(d => d.timestamp));
        });

        if (allTimestamps.length === 0) return;

        const minTime = Math.min(...allTimestamps);
        const maxTime = Math.max(...allTimestamps);

        // 限制最小范围为1分钟，最大为一周
        const totalRange = maxTime - minTime;
        const limitedMaxTime = Math.min(maxTime, minTime + WEEK_IN_MS);

        if (timeRangeSlider) {
            timeRangeSlider.destroy();
        }

        const sliderElement = document.getElementById('time-range-slider');
        timeRangeSlider = noUiSlider.create(sliderElement, {
            start: [minTime, limitedMaxTime],
            connect: true,
            range: {
                'min': minTime,
                'max': limitedMaxTime
            },
            step: 1000
        });

        // 更新时间显示和时长
        function updateTimeLabels(values) {
            const start = parseInt(values[0]);
            const end = parseInt(values[1]);
            const duration = end - start;

            $('#range-start').text(new Date(start).toLocaleString());
            $('#range-end').text(new Date(end).toLocaleString());

            // 计算时长
            const minutes = Math.floor(duration / MINUTE_IN_MS);
            const hours = Math.floor(minutes / 60);
            const days = Math.floor(hours / 24);

            let durationText = '';
            if (days > 0) {
                durationText = `${days}天${hours % 24}小时`;
            } else if (hours > 0) {
                durationText = `${hours}小时${minutes % 60}分钟`;
            } else {
                durationText = `${minutes}分钟`;
            }
            $('#range-duration').text(durationText);

            // 验证最小1分钟限制
            if (duration < MINUTE_IN_MS) {
                timeRangeSlider.set([start, start + MINUTE_IN_MS]);
                return;
            }

            // 验证最大一周限制
            if (duration > WEEK_IN_MS) {
                timeRangeSlider.set([start, start + WEEK_IN_MS]);
                return;
            }
        }

        updateTimeLabels(timeRangeSlider.get());

        // 滑块变化事件
        timeRangeSlider.on('update', function(values) {
            updateTimeLabels(values);
        });

        timeRangeSlider.on('change', function(values) {
            const startTime = parseInt(values[0]);
            const endTime = parseInt(values[1]);

            // 筛选数据
            [1, 2, 3].forEach(sortId => {
                filteredRoomsData[sortId] = allRoomsData[sortId].filter(d =>
                    d.timestamp >= startTime && d.timestamp <= endTime
                );
            });

            renderChart();
            renderTables();
        });
    }

    // 时间区间按钮点击
    $('.time-range-btn').on('click', function() {
        $('.time-range-btn').removeClass('active');
        $(this).addClass('active');
        loadAllRoomsData();
    });

    // 图表类型切换按钮点击
    $('.chart-type-btn').on('click', function() {
        $('.chart-type-btn').removeClass('active btn-primary').addClass('btn-outline-primary');
        $(this).removeClass('btn-outline-primary').addClass('active btn-primary');
        chartType = $(this).data('type');
        renderChart();
    });

    // 房间复选框变化事件
    $('.room-checkbox').on('change', function() {
        selectedRooms = [];
        $('.room-checkbox:checked').each(function() {
            selectedRooms.push(parseInt($(this).val()));
        });

        // 至少选择一个房间
        if (selectedRooms.length === 0) {
            $(this).prop('checked', true);
            selectedRooms.push(parseInt($(this).val()));
            alert('至少需要选择一个房间');
            return;
        }

        renderChart();
    });

    // 切换到快照历史标签页时初始化
    $('a[href="#snapshot-tab"]').on('shown.bs.tab', function() {
        if (!ratioChart) {
            initCharts();
        }
        loadAllRoomsData();
    });

    // 窗口大小改变时重新渲染图表
    $(window).on('resize', function() {
        if (ratioChart) ratioChart.resize();
    });
});
</script>

<style>
.section-title {
    font-weight: 600;
    color: #495057;
    padding-bottom: 10px;
    border-bottom: 2px solid #e9ecef;
}
.card-header h6 {
    font-weight: 600;
}
.table th {
    font-weight: 600;
}
.alert-info {
    background-color: #e7f3ff;
    border-color: #b3d9ff;
}
</style>
@endsection