{% extends "base.html" %}
{% block title %}Admin — Whale Accumulation Tracker{% endblock %}

{% block content %}
<div x-data="whaleTrackerPanel()" x-init="loadData()" class="space-y-6">

    <!-- Header -->
    <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-3">
        <div class="flex items-center gap-3">
            <a href="{{ tools_base }}/" class="text-gray-500 hover:text-gray-300 transition">
                <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 19l-7-7 7-7"/></svg>
            </a>
            <div>
                <h1 class="text-2xl font-bold text-white flex items-center gap-2">
                    <svg class="w-6 h-6 text-cyan-400" fill="none" stroke="currentColor" stroke-width="1.5" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M12 21a9.004 9.004 0 008.716-6.747M12 21a9.004 9.004 0 01-8.716-6.747M12 21c2.485 0 4.5-4.03 4.5-9S14.485 3 12 3m0 18c-2.485 0-4.5-4.03-4.5-9S9.515 3 12 3m0 0a8.997 8.997 0 017.843 4.582M12 3a8.997 8.997 0 00-7.843 4.582m15.686 0A11.953 11.953 0 0112 10.5c-2.998 0-5.74-1.1-7.843-2.918m15.686 0A8.959 8.959 0 0121 12c0 .778-.099 1.533-.284 2.253m0 0A17.919 17.919 0 0112 16.5c-3.162 0-6.133-.815-8.716-2.247m0 0A9.015 9.015 0 003 12c0-1.605.42-3.113 1.157-4.418"/>
                    </svg>
                    Whale Accumulation Tracker
                </h1>
                <p class="text-sm text-gray-400 mt-0.5">Institutional ownership, insider activity &amp; volume anomaly detection</p>
            </div>
        </div>
        <div class="flex flex-wrap items-center gap-2">
            <select x-model="assetType" @change="loadData()"
                    class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-1.5 text-sm text-gray-300 focus:outline-none focus:ring-1 focus:ring-cyan-500">
                <option value="all">Semua Aset</option>
                <option value="stock">Saham IDX</option>
                <option value="stock_us">Saham US</option>
            </select>
            <button @click="loadData()" :disabled="loading"
                    class="flex items-center gap-2 px-4 py-1.5 text-sm font-medium rounded-lg transition"
                    :class="loading ? 'bg-gray-800 text-gray-500 cursor-not-allowed' : 'bg-cyan-600 hover:bg-cyan-500 text-white'">
                <svg :class="loading && 'animate-spin'" class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"/>
                </svg>
                <span x-text="loading ? 'Loading...' : 'Refresh'"></span>
            </button>
        </div>
    </div>

    <!-- Summary Cards -->
    <div class="grid grid-cols-2 md:grid-cols-4 gap-3">
        <div class="bg-gray-800 border border-gray-700 rounded-xl p-4 text-center">
            <p class="text-2xl font-bold text-white" x-text="stats.total_analyzed">0</p>
            <p class="text-xs text-gray-400 mt-1">Total Analyzed</p>
        </div>
        <div class="bg-gray-800 border border-emerald-800/50 rounded-xl p-4 text-center">
            <div class="flex items-center justify-center gap-2">
                <span class="w-2.5 h-2.5 rounded-full bg-emerald-500 animate-pulse"></span>
                <p class="text-2xl font-bold text-emerald-400" x-text="stats.whale_buys">0</p>
            </div>
            <p class="text-xs text-gray-400 mt-1">Whale Buys</p>
        </div>
        <div class="bg-gray-800 border border-cyan-800/50 rounded-xl p-4 text-center">
            <p class="text-2xl font-bold text-cyan-400" x-text="stats.heavy_accumulation">0</p>
            <p class="text-xs text-gray-400 mt-1">Heavy Accumulation</p>
        </div>
        <div class="bg-gray-800 border border-sky-800/50 rounded-xl p-4 text-center">
            <p class="text-2xl font-bold text-sky-400" x-text="stats.avg_institutional != null ? stats.avg_institutional.toFixed(1) + '%' : '-'">-</p>
            <p class="text-xs text-gray-400 mt-1">Avg Institutional %</p>
        </div>
    </div>

    <!-- Search Filter -->
    <div class="flex flex-wrap items-center gap-2">
        <div class="relative flex-1 min-w-[200px]">
            <svg class="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-gray-500" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"/>
            </svg>
            <input type="text" x-model="searchQ" placeholder="Search symbol..."
                   class="w-full bg-gray-800 border border-gray-700 rounded-lg pl-9 pr-3 py-1.5 text-sm text-gray-300 placeholder-gray-500 focus:outline-none focus:ring-1 focus:ring-cyan-500">
        </div>
        <select x-model="signalFilter" class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-1.5 text-sm text-gray-300 focus:outline-none focus:ring-1 focus:ring-cyan-500">
            <option value="all">All Signals</option>
            <option value="WHALE_BUY">Whale Buy</option>
            <option value="ACCUMULATING">Accumulating</option>
            <option value="NEUTRAL">Neutral</option>
            <option value="DISTRIBUTING">Distributing</option>
            <option value="WHALE_SELL">Whale Sell</option>
        </select>
    </div>

    <!-- Loading State -->
    <div x-show="loading" x-cloak class="text-center py-16">
        <svg class="animate-spin h-8 w-8 text-cyan-500 mx-auto" fill="none" viewBox="0 0 24 24">
            <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
            <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"></path>
        </svg>
        <p class="text-gray-500 text-sm mt-3">Tracking whale accumulation patterns...</p>
    </div>

    <!-- Error State -->
    <div x-show="error" x-cloak class="bg-red-900/20 border border-red-800/50 rounded-xl p-4 flex items-center gap-3">
        <svg class="w-5 h-5 text-red-400 flex-shrink-0" fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24">
            <path stroke-linecap="round" stroke-linejoin="round" d="M12 9v3.75m-9.303 3.376c-.866 1.5.217 3.374 1.948 3.374h14.71c1.73 0 2.813-1.874 1.948-3.374L13.949 3.378c-.866-1.5-3.032-1.5-3.898 0L2.697 16.126zM12 15.75h.007v.008H12v-.008z"/>
        </svg>
        <div>
            <p class="text-sm text-red-300 font-medium">Failed to load whale tracker data</p>
            <p class="text-xs text-red-400/70 mt-0.5" x-text="error"></p>
        </div>
        <button @click="loadData()" class="ml-auto text-xs px-3 py-1 bg-red-800/50 hover:bg-red-700/50 text-red-300 rounded-lg transition">Retry</button>
    </div>

    <!-- Empty State -->
    <div x-show="!loading && !error && filteredItems.length === 0" x-cloak
         class="text-center py-16 bg-gray-800/50 rounded-xl border border-gray-700">
        <svg class="mx-auto h-12 w-12 text-gray-600" fill="none" stroke="currentColor" viewBox="0 0 24 24">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M12 21a9.004 9.004 0 008.716-6.747M12 21a9.004 9.004 0 01-8.716-6.747M12 21c2.485 0 4.5-4.03 4.5-9S14.485 3 12 3"/>
        </svg>
        <h3 class="mt-4 text-lg font-medium text-gray-400">No Whale Data Found</h3>
        <p class="mt-2 text-sm text-gray-600 max-w-md mx-auto">Run the whale tracker scan via Pipeline Workflow first.</p>
    </div>

    <!-- Data Table -->
    <div x-show="!loading && !error && filteredItems.length > 0" x-cloak class="bg-gray-800 border border-gray-700 rounded-xl overflow-hidden">
        <div class="overflow-x-auto">
            <table class="w-full text-sm text-left">
                <thead class="bg-gray-900/80 text-gray-400 text-xs uppercase tracking-wider">
                    <tr>
                        <th class="px-4 py-3 font-semibold sticky left-0 bg-gray-900/80 z-10">Symbol</th>
                        <th class="px-3 py-3 font-semibold text-right">Institutional %</th>
                        <th class="px-3 py-3 font-semibold text-right">Insider %</th>
                        <th class="px-3 py-3 font-semibold text-right">Institutions</th>
                        <th class="px-3 py-3 font-semibold min-w-[120px]">Vol Anomaly</th>
                        <th class="px-3 py-3 font-semibold text-right">Net Insider</th>
                        <th class="px-3 py-3 font-semibold">Accum. Signal</th>
                        <th class="px-3 py-3 font-semibold text-right">P/V Divergence</th>
                        <th class="px-3 py-3 font-semibold min-w-[120px]">Whale Score</th>
                        <th class="px-3 py-3 font-semibold">Signal</th>
                        <th class="px-3 py-3 font-semibold min-w-[200px]">Reasons</th>
                    </tr>
                </thead>
                <tbody class="divide-y divide-gray-700/50">
                    <template x-for="(item, idx) in filteredItems" :key="item.asset_id || item.coin_symbol || idx">
                        <tr class="hover:bg-gray-700/50 transition">
                            <!-- Symbol -->
                            <td class="px-4 py-3 sticky left-0 bg-gray-800 z-10">
                                <a :href="'/market/asset/' + (item.asset_id || '')" class="flex items-center gap-2 group">
                                    <img :src="item.icon_thumb_url || (item.coin_symbol ? __stockIconUrl(item.coin_symbol) : '')"
                                         :data-symbol="item.coin_symbol"
                                         class="w-7 h-7 rounded-full flex-shrink-0" loading="lazy"
                                         onerror="__iconError(this)"
                                         x-show="item.icon_thumb_url || item.coin_symbol">
                                    <span x-show="!item.icon_thumb_url && !item.coin_symbol"
                                          class="w-7 h-7 rounded-full bg-gray-700 flex items-center justify-center text-xs text-gray-400 flex-shrink-0"
                                          x-text="(item.coin_symbol || '?')[0].toUpperCase()"></span>
                                    <div>
                                        <span class="text-white font-semibold group-hover:text-cyan-400 transition text-xs" x-text="(item.coin_symbol || '-').toUpperCase()"></span>
                                        <p class="text-[10px] text-gray-500 truncate max-w-[100px]" x-text="item.coin_name || ''"></p>
                                    </div>
                                </a>
                            </td>
                            <!-- Institutional % -->
                            <td class="px-3 py-3 text-right">
                                <span class="text-xs font-semibold tabular-nums"
                                      :class="(item.institutional_pct || 0) >= 70 ? 'text-cyan-400' : (item.institutional_pct || 0) >= 40 ? 'text-sky-400' : 'text-gray-300'"
                                      x-text="item.institutional_pct != null ? item.institutional_pct.toFixed(2) + '%' : '-'"></span>
                            </td>
                            <!-- Insider % -->
                            <td class="px-3 py-3 text-right text-xs text-gray-300 tabular-nums" x-text="item.insider_pct != null ? item.insider_pct.toFixed(2) + '%' : '-'"></td>
                            <!-- Institutions Count -->
                            <td class="px-3 py-3 text-right text-xs text-gray-300 tabular-nums" x-text="item.institutions_count != null ? item.institutions_count.toLocaleString() : '-'"></td>
                            <!-- Volume Anomaly (progress bar) -->
                            <td class="px-3 py-3">
                                <div class="flex items-center gap-2">
                                    <div class="flex-1 h-2 bg-gray-900 rounded-full overflow-hidden">
                                        <div class="h-full rounded-full transition-all duration-500"
                                             :class="(item.volume_anomaly || 0) > 3 ? 'bg-red-500' : (item.volume_anomaly || 0) > 2 ? 'bg-amber-500' : 'bg-emerald-500'"
                                             :style="'width: ' + Math.min((item.volume_anomaly || 0) * 20, 100) + '%'"></div>
                                    </div>
                                    <span class="text-xs text-gray-300 tabular-nums w-10 text-right" x-text="item.volume_anomaly != null ? item.volume_anomaly.toFixed(1) + 'x' : '-'"></span>
                                </div>
                            </td>
                            <!-- Net Insider Activity -->
                            <td class="px-3 py-3 text-right">
                                <span class="text-xs font-semibold tabular-nums"
                                      :class="(item.net_insider_activity || 0) > 0 ? 'text-emerald-400' : (item.net_insider_activity || 0) < 0 ? 'text-red-400' : 'text-gray-500'"
                                      x-text="item.net_insider_activity != null ? (item.net_insider_activity > 0 ? '+' : '') + formatCompact(item.net_insider_activity) : '-'"></span>
                            </td>
                            <!-- Accumulation Signal -->
                            <td class="px-3 py-3">
                                <span class="text-[10px] px-2 py-0.5 rounded-full font-semibold whitespace-nowrap"
                                      :class="accumBadge(item.accumulation_signal)"
                                      x-text="formatAccumSignal(item.accumulation_signal)"></span>
                            </td>
                            <!-- Price-Volume Divergence -->
                            <td class="px-3 py-3 text-right">
                                <span class="text-xs tabular-nums"
                                      :class="(item.price_vol_divergence || 0) > 0 ? 'text-emerald-400' : (item.price_vol_divergence || 0) < 0 ? 'text-red-400' : 'text-gray-500'"
                                      x-text="item.price_vol_divergence != null ? (item.price_vol_divergence > 0 ? '+' : '') + item.price_vol_divergence.toFixed(2) : '-'"></span>
                            </td>
                            <!-- Whale Score (progress bar) -->
                            <td class="px-3 py-3">
                                <div class="flex items-center gap-2">
                                    <div class="flex-1 h-2 bg-gray-900 rounded-full overflow-hidden">
                                        <div class="h-full bg-koin-500 rounded-full transition-all duration-500"
                                             :style="'width: ' + Math.min(item.whale_score || 0, 100) + '%'"></div>
                                    </div>
                                    <span class="text-xs text-gray-300 tabular-nums w-8 text-right" x-text="item.whale_score != null ? item.whale_score.toFixed(0) : '-'"></span>
                                </div>
                            </td>
                            <!-- Signal -->
                            <td class="px-3 py-3">
                                <span class="text-[10px] px-2 py-0.5 rounded-full font-bold uppercase tracking-wider whitespace-nowrap"
                                      :class="signalBadge(item.signal)"
                                      x-text="formatSignal(item.signal)"></span>
                            </td>
                            <!-- Reasons -->
                            <td class="px-3 py-3">
                                <div class="flex flex-wrap gap-1 max-w-[250px]">
                                    <template x-for="(reason, ri) in (item.reasons || []).slice(0, 3)" :key="ri">
                                        <span class="text-[10px] px-1.5 py-0.5 rounded bg-gray-700 text-gray-400 truncate max-w-[150px]" x-text="reason"></span>
                                    </template>
                                    <span x-show="(item.reasons || []).length > 3" class="text-[10px] text-gray-600" x-text="'+' + ((item.reasons || []).length - 3)"></span>
                                    <span x-show="!item.reasons || item.reasons.length === 0" class="text-[10px] text-gray-600">-</span>
                                </div>
                            </td>
                        </tr>
                    </template>
                </tbody>
            </table>
        </div>
        <div class="px-4 py-3 border-t border-gray-700 text-xs text-gray-500">
            Showing <span class="text-gray-300" x-text="filteredItems.length"></span> of <span class="text-gray-300" x-text="items.length"></span> results
        </div>
    </div>

</div>

<script>
function whaleTrackerPanel() {
    return {
        items: [],
        loading: false,
        error: null,
        searchQ: '',
        signalFilter: 'all',
        assetType: '{{ asset_mode }}',
        stats: {
            total_analyzed: 0,
            whale_buys: 0,
            heavy_accumulation: 0,
            avg_institutional: null
        },

        async loadData() {
            this.loading = true;
            this.error = null;
            try {
                const params = new URLSearchParams({
                    limit: 50,
                    asset_type: this.assetType
                });
                const resp = await fetch(`/api/v1/market/whale-tracker?${params}`);
                if (!resp.ok) throw new Error(`HTTP ${resp.status}: ${resp.statusText}`);
                const data = await resp.json();
                this.items = data.items || data.results || [];
                this.computeStats();
            } catch (e) {
                console.error('Whale tracker fetch error:', e);
                this.error = e.message || String(e);
                this.items = [];
            }
            this.loading = false;
        },

        computeStats() {
            const all = this.items;
            this.stats.total_analyzed = all.length;
            this.stats.whale_buys = all.filter(i => i.signal === 'WHALE_BUY').length;
            this.stats.heavy_accumulation = all.filter(i => i.signal === 'ACCUMULATING' || i.signal === 'WHALE_BUY').length;
            const insts = all.filter(i => i.institutional_pct != null).map(i => i.institutional_pct);
            this.stats.avg_institutional = insts.length > 0 ? insts.reduce((a, b) => a + b, 0) / insts.length : null;
        },

        get filteredItems() {
            let list = this.items;
            if (this.signalFilter !== 'all') {
                list = list.filter(i => i.signal === this.signalFilter);
            }
            if (this.searchQ.trim()) {
                const q = this.searchQ.trim().toLowerCase();
                list = list.filter(i =>
                    (i.coin_symbol || '').toLowerCase().includes(q) ||
                    (i.coin_name || '').toLowerCase().includes(q)
                );
            }
            return list;
        },

        signalBadge(signal) {
            const s = (signal || '').toUpperCase().replace(/[\s-]+/g, '_');
            if (s === 'WHALE_BUY') return 'bg-green-900/60 text-green-300 border border-green-700/50';
            if (s === 'ACCUMULATING') return 'bg-emerald-900/60 text-emerald-300 border border-emerald-700/50';
            if (s === 'NEUTRAL') return 'bg-gray-700 text-gray-400 border border-gray-600';
            if (s === 'DISTRIBUTING') return 'bg-orange-900/60 text-orange-300 border border-orange-700/50';
            if (s === 'WHALE_SELL') return 'bg-red-900/60 text-red-300 border border-red-700/50';
            return 'bg-gray-700 text-gray-400 border border-gray-600';
        },

        accumBadge(signal) {
            const s = (signal || '').toUpperCase();
            if (s === 'HEAVY_ACCUMULATION' || s === 'STRONG_ACCUMULATION') return 'bg-emerald-900/60 text-emerald-300';
            if (s === 'ACCUMULATION' || s === 'ACCUMULATING') return 'bg-green-900/60 text-green-300';
            if (s === 'NEUTRAL') return 'bg-gray-700 text-gray-400';
            if (s === 'DISTRIBUTION' || s === 'DISTRIBUTING') return 'bg-orange-900/60 text-orange-300';
            if (s === 'HEAVY_DISTRIBUTION' || s === 'STRONG_DISTRIBUTION') return 'bg-red-900/60 text-red-300';
            return 'bg-gray-700 text-gray-400';
        },

        formatAccumSignal(signal) {
            if (!signal) return '-';
            return signal.replace(/_/g, ' ').replace(/\b\w/g, c => c.toUpperCase());
        },

        formatSignal(signal) {
            if (!signal) return '-';
            return signal.replace(/_/g, ' ').replace(/\b\w/g, c => c.toUpperCase());
        },

        formatCompact(n) {
            if (n == null) return '-';
            const abs = Math.abs(n);
            if (abs >= 1e12) return (n / 1e12).toFixed(1) + 'T';
            if (abs >= 1e9) return (n / 1e9).toFixed(1) + 'B';
            if (abs >= 1e6) return (n / 1e6).toFixed(1) + 'M';
            if (abs >= 1e3) return (n / 1e3).toFixed(1) + 'K';
            return n.toLocaleString();
        }
    };
}
</script>

<style>
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-fadeIn { animation: fadeIn 0.3s ease-out both; }
</style>
{% endblock %}