{% extends "layout.html" %}

{% block title %}代数连续性核查 - 家谱管理系统{% endblock %}

{% block extra_css %}
<style>
    /* ── 统计 Tab 卡片 ── */
    .stat-tab {
        border-radius: 10px;
        padding: 16px 24px;
        cursor: pointer;
        border: 2px solid transparent;
        transition: border-color .18s, box-shadow .18s, background .18s;
        user-select: none;
        min-width: 160px;
    }
    .stat-tab:hover { box-shadow: 0 2px 12px rgba(0,0,0,.10); }
    .stat-tab.active-tab {
        border-color: currentColor;
        box-shadow: 0 3px 14px rgba(0,0,0,.13);
    }
    .stat-tab .stat-num  { font-size: 2.1rem; font-weight: 700; line-height: 1; }
    .stat-tab .stat-label{ font-size: 13px; color: #6c757d; margin-top: 4px; }
    .stat-tab.tab-error  .stat-num { color: #dc3545; }
    .stat-tab.tab-warn   .stat-num { color: #f59e0b; }
    .stat-tab.tab-prefix .stat-num { color: #198754; }
    .stat-tab.tab-error.active-tab  { border-color: #dc3545; background:#fff5f5; }
    .stat-tab.tab-warn.active-tab   { border-color: #f59e0b; background:#fffbeb; }

    /* ── 分组标题 ── */
    .prefix-group-header {
        background: #f0f4fb; font-weight: 600; color: #2c4a8a;
        padding: 8px 16px; border-left: 4px solid #4a69bd;
        border-radius: 4px; margin: 18px 0 6px;
        display: flex; align-items: center; justify-content: space-between;
    }
    .warn-group-header {
        background: #fffbeb; font-weight: 600; color: #92400e;
        padding: 8px 16px; border-left: 4px solid #f59e0b;
        border-radius: 4px; margin: 18px 0 6px;
    }

    /* ── 徽章 ── */
    .gen-badge {
        display: inline-block; padding: 1px 8px;
        border-radius: 12px; font-size: 12px; font-weight: 600;
    }
    .gen-badge.correct  { background:#d1fae5; color:#065f46; }
    .gen-badge.wrong    { background:#fee2e2; color:#991b1b; }
    .gen-badge.expected { background:#dbeafe; color:#1e40af; }
    .gen-badge.missing  { background:#fef3c7; color:#92400e; }
    .diff-badge {
        display: inline-block; padding: 1px 7px;
        border-radius: 10px; font-size: 11px; font-weight: 700;
    }
    .diff-badge.big  { background:#fef3c7; color:#92400e; }
    .diff-badge.skip { background:#ffe4e6; color:#be123c; }

    .member-link { color:#3b5998; text-decoration:none; font-weight:600; }
    .member-link:hover { text-decoration:underline; }
    .error-row { font-size: 13px; }

    /* ── 筛选栏 ── */
    .filter-bar { display:flex; gap:10px; align-items:center; flex-wrap:wrap; margin-bottom:16px; }
    .filter-bar select, .filter-bar input {
        padding:5px 10px; border:1px solid #d1d5db;
        border-radius:6px; font-size:13px;
    }

    /* ── 加载遮罩 ── */
    #loadingOverlay {
        position:fixed; inset:0; background:rgba(255,255,255,.85);
        display:flex; flex-direction:column; align-items:center;
        justify-content:center; z-index:9999; font-size:15px; color:#555; gap:14px;
    }
    .spinner {
        width:40px; height:40px; border:4px solid #e5e7eb;
        border-top-color:#4a69bd; border-radius:50%;
        animation:spin .8s linear infinite;
    }
    @keyframes spin { to { transform:rotate(360deg); } }
</style>
{% endblock %}

{% block content %}
<div id="loadingOverlay">
    <div class="spinner"></div>
    <div>正在核查所有父子代数关系，请稍候…</div>
</div>

<div class="d-flex justify-content-between align-items-center mb-4">
    <h2><i class="bi bi-clipboard2-check"></i> 代数连续性核查</h2>
    <div class="d-flex gap-2">
        <button class="btn btn-outline-primary btn-sm" onclick="reloadCheck()">
            <i class="bi bi-arrow-clockwise"></i> 重新核查
        </button>
        <a href="{{ url_for('members') }}" class="btn btn-outline-secondary btn-sm">返回成员列表</a>
    </div>
</div>

<!-- 统计 Tab 卡片 -->
<div class="row g-3 mb-4" id="statsRow" style="display:none!important;">
    <div class="col-auto">
        <div class="stat-tab tab-error bg-white shadow-sm active-tab" id="tabError" onclick="switchTab('error')">
            <div class="stat-num" id="statErrors">-</div>
            <div class="stat-label">代数不连续（需修正）</div>
        </div>
    </div>
    <div class="col-auto">
        <div class="stat-tab tab-warn bg-white shadow-sm" id="tabWarn" onclick="switchTab('warn')">
            <div class="stat-num" id="statWarnings">-</div>
            <div class="stat-label">代数缺失（需补录）</div>
        </div>
    </div>
    <div class="col-auto">
        <div class="stat-tab tab-prefix bg-white shadow-sm" style="cursor:default;">
            <div class="stat-num" id="statPrefixes">-</div>
            <div class="stat-label">涉及支系</div>
        </div>
    </div>
</div>

<!-- 不连续：筛选栏 -->
<div class="filter-bar" id="filterBarError" style="display:none!important;">
    <label style="font-size:13px;font-weight:600;">支系筛选：</label>
    <select id="prefixFilter" onchange="renderErrors()"><option value="">全部支系</option></select>
    <label style="font-size:13px;font-weight:600;">关键字：</label>
    <input type="text" id="keywordFilter" placeholder="姓名/ID" oninput="renderErrors()" style="width:140px;">
    <label style="font-size:13px;font-weight:600;">差值：</label>
    <select id="diffFilter" onchange="renderErrors()">
        <option value="">全部</option>
        <option value="0">跳代（差值≠1）</option>
        <option value="neg">倒退（子&lt;父+1）</option>
        <option value="big">跨越（差值&gt;1）</option>
    </select>
    <span id="filteredCount" style="font-size:12px;color:#6b7280;margin-left:4px;"></span>
</div>

<!-- 代数缺失：筛选栏 -->
<div class="filter-bar" id="filterBarWarn" style="display:none!important;">
    <label style="font-size:13px;font-weight:600;">关键字：</label>
    <input type="text" id="keywordFilterWarn" placeholder="姓名/ID" oninput="renderWarnings()" style="width:160px;">
    <label style="font-size:13px;font-weight:600;">缺失方：</label>
    <select id="missingSideFilter" onchange="renderWarnings()">
        <option value="">全部</option>
        <option value="child">子女缺失</option>
        <option value="parent">父亲缺失</option>
    </select>
    <span id="filteredWarnCount" style="font-size:12px;color:#6b7280;margin-left:4px;"></span>
</div>

<!-- 不连续列表 -->
<div id="errorsContainer"></div>

<!-- 代数缺失列表 -->
<div id="warningsContainer" style="display:none;"></div>

<script>
let _allErrors   = [];
let _allWarnings = [];
let _activeTab   = 'error';

/* ── Tab 切换 ── */
function switchTab(tab) {
    _activeTab = tab;
    const isError = (tab === 'error');

    document.getElementById('tabError').classList.toggle('active-tab',  isError);
    document.getElementById('tabWarn').classList.toggle('active-tab',  !isError);

    document.getElementById('filterBarError').style.cssText = isError ? '' : 'display:none!important;';
    document.getElementById('filterBarWarn').style.cssText  = isError ? 'display:none!important;' : '';

    document.getElementById('errorsContainer').style.display   = isError ? '' : 'none';
    document.getElementById('warningsContainer').style.display = isError ? 'none' : '';
}

/* ── 加载数据 ── */
async function loadCheck() {
    try {
        const res  = await fetch('/manager/api/generation_check');
        const data = await res.json();
        document.getElementById('loadingOverlay').style.display = 'none';

        if (!data.success) {
            document.getElementById('errorsContainer').innerHTML =
                `<div class="alert alert-danger">核查失败：${data.message}</div>`;
            return;
        }

        _allErrors   = data.errors   || [];
        _allWarnings = data.warnings || [];

        const prefixes = [...new Set(_allErrors.map(e => e.prefix))];
        document.getElementById('statErrors').textContent   = data.error_count;
        document.getElementById('statWarnings').textContent = data.warning_count;
        document.getElementById('statPrefixes').textContent = prefixes.length;
        document.getElementById('statsRow').style.cssText   = '';

        // 填充支系选项
        const sel = document.getElementById('prefixFilter');
        prefixes.sort().forEach(p => {
            const opt = document.createElement('option');
            opt.value = p; opt.textContent = p || '（无前缀）';
            sel.appendChild(opt);
        });

        switchTab('error');   // 默认展示不连续
        renderErrors();
        renderWarnings();
    } catch (e) {
        document.getElementById('loadingOverlay').style.display = 'none';
        document.getElementById('errorsContainer').innerHTML =
            `<div class="alert alert-danger">请求失败：${e.message}</div>`;
    }
}

/* ── 渲染：代数不连续 ── */
function renderErrors() {
    const prefixF = document.getElementById('prefixFilter').value;
    const keyword = document.getElementById('keywordFilter').value.trim().toLowerCase();
    const diffF   = document.getElementById('diffFilter').value;

    let filtered = _allErrors.filter(e => {
        if (prefixF && e.prefix !== prefixF) return false;
        if (keyword) {
            const hay = `${e.parent_name}${e.child_name}${e.parent_id}${e.child_id}`.toLowerCase();
            if (!hay.includes(keyword)) return false;
        }
        if (diffF === '0'   && e.diff === 1)  return false;
        if (diffF === 'neg' && e.diff >= 1)   return false;
        if (diffF === 'big' && e.diff <= 1)   return false;
        return true;
    });

    document.getElementById('filteredCount').textContent =
        `显示 ${filtered.length} / ${_allErrors.length} 条`;

    if (filtered.length === 0) {
        document.getElementById('errorsContainer').innerHTML =
            _allErrors.length === 0
                ? '<div class="alert alert-success mt-2"><i class="bi bi-check-circle"></i> 所有父子代数均连续，无需修正！</div>'
                : '<div class="alert alert-info mt-2">当前筛选条件无匹配结果。</div>';
        return;
    }

    const groups = {};
    filtered.forEach(e => {
        const key = e.prefix || '（无前缀）';
        if (!groups[key]) groups[key] = [];
        groups[key].push(e);
    });

    let html = '';
    for (const [prefix, items] of Object.entries(groups)) {
        html += `<div class="prefix-group-header">
            <span>📌 ${prefix} — ${items.length} 处不连续</span>
        </div>
        <div class="card shadow-sm border-0 mb-2"><table class="table table-hover table-sm mb-0">
        <thead class="table-light"><tr>
            <th style="width:36px;">#</th>
            <th>父亲</th><th style="width:80px;">父代数</th>
            <th>子女</th><th style="width:80px;">子代数</th>
            <th style="width:80px;">应为</th><th style="width:80px;">差值</th>
            <th style="width:70px;">操作</th>
        </tr></thead><tbody>`;

        items.forEach((e, i) => {
            const diffLabel = e.diff === 0 ? '相同'
                : e.diff < 0 ? `倒退${Math.abs(e.diff)}代`
                : `跨越${e.diff - 1}代`;
            const diffCls = e.diff <= 0 ? 'skip' : e.diff > 1 ? 'big' : '';
            html += `<tr class="error-row">
                <td class="text-muted">${i+1}</td>
                <td>
                    <a href="/manager/member_detail/${e.parent_id}" target="_blank" class="member-link">${e.parent_name}</a>
                    <span class="text-muted" style="font-size:11px;"> ID:${e.parent_id}</span>
                    <div style="font-size:10px;color:#aaa;">${e.parent_gen_raw}</div>
                </td>
                <td><span class="gen-badge correct">第${e.parent_gen}代</span></td>
                <td>
                    <a href="/manager/member_detail/${e.child_id}" target="_blank" class="member-link">${e.child_name}</a>
                    <span class="text-muted" style="font-size:11px;"> ID:${e.child_id}</span>
                    <div style="font-size:10px;color:#aaa;">${e.child_gen_raw}</div>
                </td>
                <td><span class="gen-badge wrong">第${e.child_gen}代</span></td>
                <td><span class="gen-badge expected">第${e.expected_child_gen}代</span></td>
                <td>${diffCls
                    ? `<span class="diff-badge ${diffCls}">${diffLabel}</span>`
                    : `<span class="text-muted" style="font-size:11px;">${diffLabel}</span>`}</td>
                <td>
                    <a href="/manager/member_detail/${e.child_id}" target="_blank"
                       class="btn btn-outline-primary btn-sm py-0 px-2" style="font-size:11px;">修正子</a>
                </td>
            </tr>`;
        });
        html += `</tbody></table></div>`;
    }
    document.getElementById('errorsContainer').innerHTML = html;
}

/* ── 渲染：代数缺失 ── */
function renderWarnings() {
    const keyword    = (document.getElementById('keywordFilterWarn').value || '').trim().toLowerCase();
    const missingSide = document.getElementById('missingSideFilter').value;

    let filtered = _allWarnings.filter(w => {
        if (keyword) {
            const hay = `${w.parent_name}${w.child_name}${w.parent_id}${w.child_id}`.toLowerCase();
            if (!hay.includes(keyword)) return false;
        }
        const childMissing  = !w.child_gen_raw;
        const parentMissing = !w.parent_gen_raw;
        if (missingSide === 'child'  && !childMissing)  return false;
        if (missingSide === 'parent' && !parentMissing) return false;
        return true;
    });

    document.getElementById('filteredWarnCount').textContent =
        `显示 ${filtered.length} / ${_allWarnings.length} 条`;

    if (filtered.length === 0) {
        document.getElementById('warningsContainer').innerHTML =
            _allWarnings.length === 0
                ? '<div class="alert alert-success mt-2"><i class="bi bi-check-circle"></i> 所有父子均已填写代数！</div>'
                : '<div class="alert alert-info mt-2">当前筛选条件无匹配结果。</div>';
        return;
    }

    let html = `<div class="warn-group-header">
        <i class="bi bi-exclamation-triangle me-2"></i>
        共 ${filtered.length} 对父子关系中至少一方未填写可解析的代数字段
    </div>
    <div class="card shadow-sm border-0 mb-2"><table class="table table-hover table-sm mb-0">
    <thead class="table-light"><tr>
        <th style="width:36px;">#</th>
        <th>父亲</th><th style="width:120px;">父代数字段</th>
        <th>子女</th><th style="width:120px;">子代数字段</th>
        <th style="width:100px;">操作</th>
    </tr></thead><tbody>`;

    filtered.forEach((w, i) => {
        const pGen = w.parent_gen_raw
            ? `<code style="font-size:11px;">${w.parent_gen_raw}</code>`
            : '<span class="gen-badge missing">未填</span>';
        const cGen = w.child_gen_raw
            ? `<code style="font-size:11px;">${w.child_gen_raw}</code>`
            : '<span class="gen-badge missing">未填</span>';
        html += `<tr class="error-row">
            <td class="text-muted">${i+1}</td>
            <td>
                <a href="/manager/member_detail/${w.parent_id}" target="_blank" class="member-link">${w.parent_name}</a>
                <span class="text-muted" style="font-size:11px;"> ID:${w.parent_id}</span>
            </td>
            <td>${pGen}</td>
            <td>
                <a href="/manager/member_detail/${w.child_id}" target="_blank" class="member-link">${w.child_name}</a>
                <span class="text-muted" style="font-size:11px;"> ID:${w.child_id}</span>
            </td>
            <td>${cGen}</td>
            <td>
                <a href="/manager/member_detail/${w.parent_id}" target="_blank"
                   class="btn btn-outline-secondary btn-sm py-0 px-2 me-1" style="font-size:11px;">查父</a>
                <a href="/manager/member_detail/${w.child_id}" target="_blank"
                   class="btn btn-outline-warning btn-sm py-0 px-2" style="font-size:11px;">补录子</a>
            </td>
        </tr>`;
    });

    html += `</tbody></table></div>`;
    document.getElementById('warningsContainer').innerHTML = html;
}

/* ── 重新核查 ── */
function reloadCheck() {
    _activeTab = 'error';
    document.getElementById('loadingOverlay').style.display = 'flex';
    document.getElementById('errorsContainer').innerHTML   = '';
    document.getElementById('warningsContainer').innerHTML = '';
    document.getElementById('statsRow').style.cssText      = 'display:none!important;';
    document.getElementById('filterBarError').style.cssText = 'display:none!important;';
    document.getElementById('filterBarWarn').style.cssText  = 'display:none!important;';
    // 重置支系下拉
    const sel = document.getElementById('prefixFilter');
    while (sel.options.length > 1) sel.remove(1);
    loadCheck();
}

loadCheck();
</script>
{% endblock %}