{% extends "base.html" %}
{% block title %}Leaderboard · {{ league.name }} · myboker.org{% endblock %}
{% block sidebar %}{% include "_league_sidebar.html" %}{% endblock %}
{% block page_class %}page--app{% endblock %}
{% block content %}

<div class="page-header">
    <div>
        <h1 class="page-header__title">Leaderboard</h1>
        <p class="page-header__sub">{{ session_count }} session{{ 's' if session_count != 1 else '' }}{% if selected_session_date %} through {{ selected_session_label }}{% endif %}</p>
    </div>
    <div class="leaderboard-hero-stats">
        <div class="stat">
            <span class="kicker">Cash paid out</span>
            <div class="stat__val" style="color:var(--accent)">{{ cash_paid_out_cents | money }}</div>
        </div>
        <div class="stat">
            <span class="kicker">Sessions</span>
            <div class="stat__val" style="color:var(--text-strong)">{{ session_count }}{% if total_session_count != session_count %}<span style="color:var(--faintest);font-size:16px"> / {{ total_session_count }}</span>{% endif %}</div>
        </div>
        <div class="stat">
            <span class="kicker">Players</span>
            <div class="stat__val" style="color:var(--text-strong)">{{ all_count }}</div>
        </div>
    </div>
</div>

<div class="panel stack" style="gap:0;margin-bottom:20px;">
    <div class="panel__head">
        <div>
            <span class="kicker">Trend</span>
            <h2 class="panel__title">Cumulative profit</h2>
        </div>
        <button class="btn btn--ghost btn--sm" type="button" id="expandLeaderboardChart">Expand</button>
    </div>
    <div class="chart-wrap">
        <div class="chart-frame chart-frame--tall">
            <canvas id="leaderboardChart"></canvas>
        </div>
    </div>
</div>

<div class="toolbar">
    <div class="toolbar__left">
        <div class="segmented">
            <button class="seg {{ 'is-on' if mode=='eligible' }}" data-mode="eligible">
                Eligible <span class="seg__count">{{ eligible_count }}</span>
            </button>
            <button class="seg {{ 'is-on' if mode=='all' }}" data-mode="all">
                All players <span class="seg__count">{{ all_count }}</span>
            </button>
            <button class="seg {{ 'is-on' if mode=='recent' }}" data-mode="recent">
                Recent <span class="seg__count">5 sess</span>
            </button>
        </div>
        <p class="toolbar__hint">
            {% if mode == 'eligible' %}
                {{ eligible_min_sessions }}+ sessions required. Keeps one-off guests from skewing standings.
            {% elif mode == 'all' %}
                Everyone who's sat down — rankings can swing on tiny samples.
            {% else %}
                Form guide — aggregated over the last 5 sessions only.
            {% endif %}
        </p>
    </div>
    <div class="toolbar__right">
        {% if seasons %}
        <form class="session-filter-form" method="get" style="margin-right:8px;">
            <input type="hidden" name="mode" value="{{ mode }}">
            <select class="session-filter-select" name="season" onchange="this.form.submit()">
                <option value="">All seasons</option>
                {% for s in seasons %}
                <option value="{{ s.id }}" {{ 'selected' if selected_season_id == s.id else '' }}>{{ s.name }}</option>
                {% endfor %}
            </select>
        </form>
        {% endif %}
        <form class="session-filter-form" method="get">
            <input type="hidden" name="mode" value="{{ mode }}">
            {% if selected_season_id %}<input type="hidden" name="season" value="{{ selected_season_id }}">{% endif %}
            <select class="session-filter-select" name="through_session" onchange="this.form.submit()">
                <option value="">Latest session</option>
                {% for s in available_sessions %}
                <option value="{{ s.session_id }}" {{ 'selected' if selected_session_id == s.session_id else '' }}>{{ session_label(s) }}</option>
                {% endfor %}
            </select>
            {% if selected_session_id %}
            <a class="btn btn--ghost btn--sm" href="{{ url_for('leagues.leaderboard', league_ref=league.url_ref, mode=mode) }}">Reset</a>
            {% endif %}
        </form>
    </div>
</div>

<div class="panel tbl-scroll" style="margin-bottom:20px;">
    <table class="tbl" id="leaderboardTable" data-sort-key="net" data-sort-direction="desc">
        <thead>
            <tr>
                <th class="col-rank" style="width:52px;">
                    <span style="font-family:var(--font-mono);font-size:10.5px;letter-spacing:.10em;text-transform:uppercase;color:var(--muted);">#</span>
                </th>
                <th class="col-player">
                    <button type="button" class="sort-btn" data-sort-key="player" data-sort-type="string" data-initial-direction="asc">Player <span class="sort-arrow">↕</span></button>
                </th>
                <th class="col-rank-delta"><button type="button" class="sort-btn" data-sort-key="rankdelta" data-sort-type="number" data-initial-direction="desc">Δ Rank <span class="sort-arrow">↕</span></button></th>
                <th><button type="button" class="sort-btn" data-sort-key="net" data-sort-type="number" data-initial-direction="desc">Net <span class="sort-arrow">↓</span></button></th>
                <th><button type="button" class="sort-btn" data-sort-key="winpct" data-sort-type="number" data-initial-direction="desc">Win% <span class="sort-arrow">↕</span></button></th>
                <th><button type="button" class="sort-btn" data-sort-key="roi" data-sort-type="number" data-initial-direction="desc">ROI <span class="sort-arrow">↕</span></button></th>
                <th><button type="button" class="sort-btn" data-sort-key="avgwin" data-sort-type="number" data-initial-direction="desc">Avg Win <span class="sort-arrow">↕</span></button></th>
                <th><button type="button" class="sort-btn" data-sort-key="avgloss" data-sort-type="number" data-initial-direction="desc">Avg Loss <span class="sort-arrow">↕</span></button></th>
                <th><button type="button" class="sort-btn" data-sort-key="sessions" data-sort-type="number" data-initial-direction="desc">Sessions <span class="sort-arrow">↕</span></button></th>
            </tr>
        </thead>
        <tbody>
            {% for player in main_board %}
            {% set idx = loop.index %}
            {% set player_href = url_for('leagues.player_detail', league_ref=league.url_ref, player_id=player_ids[player.player_name]) if player_ids.get(player.player_name) else '' %}
            <tr data-player-row="true" data-original-rank="{{ idx }}"
                {% if player_href %}onclick="window.location='{{ player_href }}'"{% endif %}>
                <td class="col-rank" data-sort-value="{{ idx }}">
                    <span class="rank-num {{ 'rank-1' if idx==1 else 'rank-2' if idx==2 else 'rank-3' if idx==3 else '' }}" data-rank-cell>#{{ idx }}</span>
                </td>
                <td class="col-player" data-sort-value="{{ player.player_name|lower }}">
                    {% if player_href %}<a href="{{ player_href }}">{{ player.player_name }}</a>{% else %}{{ player.player_name }}{% endif %}
                </td>
                <td class="col-rank-delta" data-sort-value="{{ player.rank_change }}">
                    {% if player.rank_change > 0 %}
                        <span class="rank-delta rank-delta--up">▲{{ player.rank_change }}</span>
                    {% elif player.rank_change < 0 %}
                        <span class="rank-delta rank-delta--down">▼{{ player.rank_change | abs }}</span>
                    {% else %}
                        <span class="rank-delta rank-delta--flat">—</span>
                    {% endif %}
                </td>
                <td class="num-net {{ 'num-pos' if player.total_net_cents > 0 else 'num-neg' if player.total_net_cents < 0 else 'num-muted' }}"
                    data-sort-value="{{ player.total_net_cents }}">
                    {{ '+' if player.total_net_cents > 0 else '' }}{{ player.total_net_cents | money }}
                </td>
                <td data-sort-value="{{ '%.4f'|format(player.win_pct) }}">{{ "%.1f"|format(player.win_pct) }}%</td>
                <td class="{{ 'num-pos' if player.roi_pct > 0 else 'num-neg' if player.roi_pct < 0 else '' }}"
                    data-sort-value="{{ '%.4f'|format(player.roi_pct) }}">{{ "%.1f"|format(player.roi_pct) }}%</td>
                <td class="num-pos" data-sort-value="{{ player.avg_win_cents }}">{{ player.avg_win_cents | money }}</td>
                <td class="num-neg" data-sort-value="{{ player.avg_loss_cents }}">{{ player.avg_loss_cents | money }}</td>
                <td data-sort-value="{{ player.sessions_played }}">{{ player.sessions_played }}</td>
            </tr>
            {% else %}
            <tr>
                <td colspan="9" style="text-align:left;padding:28px;color:var(--muted);">
                    No players yet — add the first event from a league session ledger.
                </td>
            </tr>
            {% endfor %}
        </tbody>
    </table>
</div>

{% if mode == 'eligible' and provisional_board %}
<div style="margin-bottom:20px;">
    <div class="toolbar" style="margin-top:0;margin-bottom:12px;">
        <span class="kicker" style="margin:0;">Provisional · fewer than {{ eligible_min_sessions }} sessions</span>
    </div>
    <div class="provisional-grid">
        {% for player in provisional_board %}
        {% set player_href = url_for('leagues.player_detail', league_ref=league.url_ref, player_id=player_ids[player.player_name]) if player_ids.get(player.player_name) else '' %}
        <a class="provisional-card" href="{{ player_href or '#' }}"
           style="display:block;text-decoration:none;">
            <p class="provisional-card__name">{{ player.player_name }}</p>
            <div class="provisional-card__meta">
                <span>{{ player.sessions_played }} sess</span>
                <span class="{{ 'num-pos' if player.total_net_cents > 0 else 'num-neg' if player.total_net_cents < 0 else '' }}"
                      style="font-family:var(--font-mono);font-size:11px;font-weight:600;">{{ player.total_net_cents | money }}</span>
            </div>
        </a>
        {% endfor %}
    </div>
</div>
{% endif %}

<!-- Expand modal -->
<div id="chartModal" style="display:none;position:fixed;inset:0;z-index:80;align-items:center;justify-content:center;">
    <div style="position:absolute;inset:0;background:rgba(8,10,12,.82);backdrop-filter:blur(6px);" data-close-modal></div>
    <div style="position:relative;z-index:1;width:min(1280px,calc(100vw - 48px));margin:24px auto;padding:22px;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r-lg);box-shadow:0 24px 64px rgba(0,0,0,.4);">
        <div style="display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;">
            <h2 style="margin:0;">Cumulative profit</h2>
            <button class="btn btn--ghost btn--sm" data-close-modal>Close</button>
        </div>
        <div style="height:min(70vh,780px);position:relative;">
            <canvas id="leaderboardChartExpanded"></canvas>
        </div>
    </div>
</div>

<script>
const CHART_PALETTE = ['#9b8cf0','#6fc093','#e0b15c','#cf6f86','#8f93c2','#7cb9e0','#f4a261','#a78bb0','#5cb8a0','#e58f3a'];
const leaderboardChartData = {{ chart_data | tojson }};
const rootStyles = getComputedStyle(document.documentElement);
const textMuted = rootStyles.getPropertyValue('--text-muted').trim();
const lineColor = rootStyles.getPropertyValue('--line').trim();

leaderboardChartData.datasets.forEach((ds, i) => {
    ds.borderColor = CHART_PALETTE[i % CHART_PALETTE.length];
    ds.backgroundColor = CHART_PALETTE[i % CHART_PALETTE.length];
});

function buildChartConfig(data, compact) {
    return {
        type: 'line',
        data: {
            labels: data.labels,
            datasets: data.datasets.map(ds => ({
                ...ds,
                pointRadius: compact ? 0 : 2,
                pointHoverRadius: 5,
                borderWidth: compact ? 2 : 2.5,
                tension: 0.28,
                fill: false,
            })),
        },
        options: {
            responsive: true,
            maintainAspectRatio: false,
            interaction: { mode: 'nearest', intersect: false },
            plugins: {
                legend: {
                    display: true,
                    position: 'bottom',
                    labels: { color: textMuted, usePointStyle: true, boxWidth: 8, boxHeight: 8, padding: 14 },
                },
                tooltip: {
                    callbacks: {
                        label(ctx) {
                            const v = ctx.parsed.y;
                            return v == null ? `${ctx.dataset.label}: —` : `${ctx.dataset.label}: $${Number(v).toFixed(2)}`;
                        }
                    }
                }
            },
            scales: {
                x: {
                    ticks: { color: textMuted, maxRotation: 0, autoSkip: true, maxTicksLimit: compact ? 6 : 10 },
                    grid: { color: lineColor, display: !compact },
                },
                y: {
                    ticks: {
                        color: textMuted,
                        maxTicksLimit: compact ? 8 : 10,
                        callback(v) { return (v < 0 ? '-' : '') + '$' + Math.abs(Number(v)).toFixed(0); }
                    },
                    grid: { color: lineColor },
                }
            }
        }
    };
}

const ctx = document.getElementById('leaderboardChart');
let mainChart = null;
if (ctx && leaderboardChartData.labels.length > 0) {
    const filtered = leaderboardChartData.datasets.filter(ds => (ds.sessions_played || 0) > 1);
    const chartData = {
        labels: leaderboardChartData.labels,
        datasets: filtered.length ? filtered : leaderboardChartData.datasets,
    };
    mainChart = new Chart(ctx, buildChartConfig(chartData, true));
}

const modal = document.getElementById('chartModal');
const expandBtn = document.getElementById('expandLeaderboardChart');
let expandedChart = null;

expandBtn?.addEventListener('click', () => {
    if (!leaderboardChartData.labels.length) return;
    modal.style.display = 'flex';
    document.body.style.overflow = 'hidden';
    if (expandedChart) expandedChart.destroy();
    expandedChart = new Chart(
        document.getElementById('leaderboardChartExpanded'),
        buildChartConfig(leaderboardChartData, false)
    );
});

document.querySelectorAll('[data-close-modal]').forEach(el => {
    el.addEventListener('click', () => {
        modal.style.display = 'none';
        document.body.style.overflow = '';
        if (expandedChart) { expandedChart.destroy(); expandedChart = null; }
    });
});

document.addEventListener('keydown', e => {
    if (e.key === 'Escape' && modal.style.display === 'flex') {
        modal.style.display = 'none';
        document.body.style.overflow = '';
        if (expandedChart) { expandedChart.destroy(); expandedChart = null; }
    }
});

// Segmented mode switcher
document.querySelectorAll('[data-mode]').forEach(btn => {
    btn.addEventListener('click', () => {
        const url = new URL(window.location.href);
        url.searchParams.set('mode', btn.dataset.mode);
        window.location.href = url.toString();
    });
});

// Table sort
const tbl = document.getElementById('leaderboardTable');
const sortBtns = tbl ? Array.from(tbl.querySelectorAll('.sort-btn[data-sort-key]')) : [];
const colMap = { rank: 0, player: 1, rankdelta: 2, net: 3, winpct: 4, roi: 5, avgwin: 6, avgloss: 7, sessions: 8 };

function setActiveSort(key, dir) {
    sortBtns.forEach(b => {
        const active = b.dataset.sortKey === key;
        b.classList.toggle('is-active', active);
        const arrow = b.querySelector('.sort-arrow');
        if (arrow) arrow.textContent = active ? (dir === 'asc' ? '↑' : '↓') : '↕';
    });
}

function sortTable(key, sortType, forcedDir) {
    if (!tbl) return;
    const tbody = tbl.tBodies[0];
    const rows = Array.from(tbody.querySelectorAll('tr[data-player-row]'));
    const curKey = tbl.dataset.sortKey;
    const curDir = tbl.dataset.sortDirection || 'desc';
    let dir = forcedDir;
    if (!dir) {
        if (curKey === key) dir = curDir === 'desc' ? 'asc' : 'desc';
        else {
            const btn = sortBtns.find(b => b.dataset.sortKey === key);
            dir = btn?.dataset.initialDirection || 'desc';
        }
    }
    const mult = dir === 'asc' ? 1 : -1;
    const ci = colMap[key] ?? 0;
    rows.sort((a, b) => {
        const av = a.children[ci]?.dataset.sortValue ?? '';
        const bv = b.children[ci]?.dataset.sortValue ?? '';
        if (sortType === 'number') {
            const n = (Number(av) - Number(bv)) * mult;
            if (n !== 0) return n;
        } else {
            const s = av.localeCompare(bv) * mult;
            if (s !== 0) return s;
        }
        return Number(a.dataset.originalRank) - Number(b.dataset.originalRank);
    });
    rows.forEach(r => tbody.appendChild(r));
    tbl.dataset.sortKey = key;
    tbl.dataset.sortDirection = dir;
    rows.forEach((row, i) => {
        const rc = row.querySelector('[data-rank-cell]');
        if (rc) rc.textContent = `#${i + 1}`;
    });
    setActiveSort(key, dir);
}

sortBtns.forEach(b => {
    b.addEventListener('click', () => sortTable(b.dataset.sortKey, b.dataset.sortType));
});
setActiveSort('net', 'desc');
</script>
{% endblock %}