{% extends "base.html" %}
{% block title %}News Sentiment{% endblock %}

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

    <!-- Header -->
    <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-4">
        <div>
            <h1 class="text-2xl font-bold text-white flex items-center gap-2">
                <svg class="w-7 h-7 text-purple-400" fill="none" stroke="currentColor" stroke-width="1.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M12 7.5h1.5m-1.5 3h1.5m-7.5 3h7.5m-7.5 3h7.5m3-9h3.375c.621 0 1.125.504 1.125 1.125V18a2.25 2.25 0 01-2.25 2.25M16.5 7.5V18a2.25 2.25 0 002.25 2.25M16.5 7.5V4.875c0-.621-.504-1.125-1.125-1.125H4.125C3.504 3.75 3 4.254 3 4.875V18a2.25 2.25 0 002.25 2.25h13.5M6 7.5h3v3H6v-3z"/></svg>
                News Sentiment
            </h1>
            <p class="text-sm text-gray-400 mt-1">Aggregated news sentiment analysis with trend detection &amp; velocity tracking</p>
        </div>
        <div class="flex items-center gap-3">
            <span class="text-xs text-gray-500" x-text="lastRefresh ? 'Updated: ' + lastRefresh : ''"></span>
            <button @click="loadData()" :disabled="loading"
                    class="px-4 py-2 bg-purple-700 hover:bg-purple-600 text-white rounded-lg text-sm font-medium transition disabled:opacity-50">
                <span x-show="!loading">Refresh</span>
                <span x-show="loading" class="flex items-center gap-1">
                    <svg class="animate-spin w-4 h-4" fill="none" viewBox="0 0 24 24"><circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"/><path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"/></svg>
                    Loading
                </span>
            </button>
        </div>
    </div>

    <!-- Error State -->
    <div x-show="error" x-cloak class="bg-red-900/30 border border-red-700/50 rounded-xl p-4 text-sm text-red-300" x-text="error"></div>

    <!-- Loading State -->
    <div x-show="loading && items.length === 0" x-cloak class="text-center py-16">
        <svg class="animate-spin h-10 w-10 text-purple-400 mx-auto" fill="none" viewBox="0 0 24 24">
            <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"/>
            <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z"/>
        </svg>
        <p class="text-gray-400 mt-4">Analyzing news sentiment...</p>
    </div>

    <!-- Summary Cards -->
    <div class="grid grid-cols-2 md:grid-cols-4 gap-4">
        <div class="bg-gray-800 border border-gray-700 rounded-xl p-4">
            <div class="text-xs text-gray-400 uppercase tracking-wider">Total Analyzed</div>
            <div class="text-2xl font-bold text-white mt-1" x-text="items.length"></div>
        </div>
        <div class="bg-gray-800 border border-green-700/30 rounded-xl p-4">
            <div class="text-xs text-gray-400 uppercase tracking-wider">Bullish</div>
            <div class="text-2xl font-bold text-green-400 mt-1" x-text="bullishCount"></div>
        </div>
        <div class="bg-gray-800 border border-red-700/30 rounded-xl p-4">
            <div class="text-xs text-gray-400 uppercase tracking-wider">Bearish</div>
            <div class="text-2xl font-bold text-red-400 mt-1" x-text="bearishCount"></div>
        </div>
        <div class="bg-gray-800 border border-purple-700/30 rounded-xl p-4">
            <div class="text-xs text-gray-400 uppercase tracking-wider">Avg Sentiment</div>
            <div class="text-2xl font-bold mt-1"
                 :class="avgSentiment > 0 ? 'text-green-400' : avgSentiment < 0 ? 'text-red-400' : 'text-gray-400'"
                 x-text="avgSentiment.toFixed(1)"></div>
        </div>
    </div>

    <!-- Sentiment Distribution -->
    <template x-if="items.length > 0">
        <div class="bg-gray-800 border border-gray-700 rounded-xl p-5">
            <h3 class="text-sm font-semibold text-gray-300 uppercase tracking-wider mb-4">Sentiment Distribution</h3>
            <div class="grid grid-cols-3 gap-4 mb-4">
                <div class="bg-green-900/20 border border-green-800/30 rounded-lg p-3 text-center">
                    <div class="text-[10px] text-gray-400 uppercase">Bullish (>10)</div>
                    <div class="text-2xl font-bold text-green-400 mt-1" x-text="bullishCount"></div>
                    <div class="text-[10px] text-gray-500 mt-0.5" x-text="items.length > 0 ? (bullishCount / items.length * 100).toFixed(0) + '% of total' : ''"></div>
                </div>
                <div class="bg-gray-800/50 border border-gray-700/50 rounded-lg p-3 text-center">
                    <div class="text-[10px] text-gray-400 uppercase">Neutral (-10 to 10)</div>
                    <div class="text-2xl font-bold text-gray-300 mt-1" x-text="neutralCount"></div>
                    <div class="text-[10px] text-gray-500 mt-0.5" x-text="items.length > 0 ? (neutralCount / items.length * 100).toFixed(0) + '% of total' : ''"></div>
                </div>
                <div class="bg-red-900/20 border border-red-800/30 rounded-lg p-3 text-center">
                    <div class="text-[10px] text-gray-400 uppercase">Bearish (<-10)</div>
                    <div class="text-2xl font-bold text-red-400 mt-1" x-text="bearishCount"></div>
                    <div class="text-[10px] text-gray-500 mt-0.5" x-text="items.length > 0 ? (bearishCount / items.length * 100).toFixed(0) + '% of total' : ''"></div>
                </div>
            </div>
            <!-- Sentiment bar -->
            <div class="flex h-4 rounded-full overflow-hidden bg-gray-700">
                <div class="h-full bg-green-500 transition-all flex items-center justify-center text-[10px] text-white font-bold"
                     :style="'width:' + (items.length > 0 ? bullishCount / items.length * 100 : 0) + '%'"></div>
                <div class="h-full bg-gray-500 transition-all flex items-center justify-center text-[10px] text-white font-bold"
                     :style="'width:' + (items.length > 0 ? neutralCount / items.length * 100 : 0) + '%'"></div>
                <div class="h-full bg-red-500 transition-all flex items-center justify-center text-[10px] text-white font-bold"
                     :style="'width:' + (items.length > 0 ? bearishCount / items.length * 100 : 0) + '%'"></div>
            </div>
            <div class="flex justify-between text-[10px] text-gray-500 mt-1">
                <span>Bullish</span>
                <span>Neutral</span>
                <span>Bearish</span>
            </div>
        </div>
    </template>

    <!-- Velocity Leaders -->
    <template x-if="items.length > 0">
        <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
            <!-- Top Improving -->
            <div class="bg-gray-800 border border-gray-700 rounded-xl p-4">
                <h4 class="text-xs font-semibold text-green-400 uppercase tracking-wider mb-3">Fastest Improving Sentiment</h4>
                <div class="space-y-2">
                    <template x-for="item in topImproving" :key="'imp_' + item.symbol">
                        <div class="flex items-center justify-between bg-green-900/10 rounded-lg px-3 py-2">
                            <span class="text-sm text-white font-bold" x-text="item.symbol"></span>
                            <div class="flex items-center gap-2">
                                <span class="text-xs text-gray-400" x-text="'Sent: ' + (item.avg_sentiment != null ? item.avg_sentiment.toFixed(0) : '0')"></span>
                                <span class="text-xs font-bold text-green-400" x-text="'+' + (item.velocity || 0).toFixed(2)"></span>
                            </div>
                        </div>
                    </template>
                    <p x-show="topImproving.length === 0" class="text-xs text-gray-500">No improving sentiment detected</p>
                </div>
            </div>
            <!-- Top Declining -->
            <div class="bg-gray-800 border border-gray-700 rounded-xl p-4">
                <h4 class="text-xs font-semibold text-red-400 uppercase tracking-wider mb-3">Fastest Declining Sentiment</h4>
                <div class="space-y-2">
                    <template x-for="item in topDeclining" :key="'dec_' + item.symbol">
                        <div class="flex items-center justify-between bg-red-900/10 rounded-lg px-3 py-2">
                            <span class="text-sm text-white font-bold" x-text="item.symbol"></span>
                            <div class="flex items-center gap-2">
                                <span class="text-xs text-gray-400" x-text="'Sent: ' + (item.avg_sentiment != null ? item.avg_sentiment.toFixed(0) : '0')"></span>
                                <span class="text-xs font-bold text-red-400" x-text="(item.velocity || 0).toFixed(2)"></span>
                            </div>
                        </div>
                    </template>
                    <p x-show="topDeclining.length === 0" class="text-xs text-gray-500">No declining sentiment detected</p>
                </div>
            </div>
        </div>
    </template>

    <!-- Sentiment Legend -->
    <div class="bg-purple-900/15 border border-purple-700/25 rounded-xl p-4">
        <div class="flex items-start gap-3">
            <svg class="w-5 h-5 text-purple-400 mt-0.5 flex-shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>
            <div>
                <h4 class="text-sm font-medium text-purple-300">Sentiment Score Guide</h4>
                <p class="text-xs text-gray-400 mt-1">Scores range from <strong class="text-red-400">-100</strong> (extreme fear) to <strong class="text-green-400">+100</strong> (extreme greed). Velocity measures how fast sentiment is changing. Volume spikes with sentiment shifts often precede significant price moves.</p>
                <div class="flex flex-wrap gap-3 mt-2">
                    <span class="text-[10px] text-gray-500 flex items-center gap-1"><span class="w-2 h-2 rounded-full bg-green-500"></span> Bullish >+10</span>
                    <span class="text-[10px] text-gray-500 flex items-center gap-1"><span class="w-2 h-2 rounded-full bg-gray-500"></span> Neutral -10 to +10</span>
                    <span class="text-[10px] text-gray-500 flex items-center gap-1"><span class="w-2 h-2 rounded-full bg-red-500"></span> Bearish &lt;-10</span>
                    <span class="text-[10px] text-gray-500 flex items-center gap-1"><span class="w-2 h-2 rounded-full bg-yellow-500"></span> Sentiment Shift = alert</span>
                </div>
            </div>
        </div>
    </div>

    <!-- Results count -->
    <div x-show="items.length > 0" class="text-xs text-gray-500">
        Showing <span class="text-white font-medium" x-text="filteredItems.length"></span> of <span x-text="items.length"></span> assets
    </div>

    <!-- Search & Filter -->
    <div class="flex flex-col sm:flex-row gap-3">
        <div class="relative flex-1">
            <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="search" placeholder="Search symbol..."
                   class="w-full pl-10 pr-4 py-2 bg-gray-800 border border-gray-700 rounded-lg text-sm text-gray-200 focus:outline-none focus:ring-1 focus:ring-purple-500">
        </div>
        <select x-model="filterTrend" class="bg-gray-800 border border-gray-700 text-gray-300 text-sm rounded-lg px-3 py-2">
            <option value="">All Trends</option>
            <option value="IMPROVING">Improving</option>
            <option value="STABLE">Stable</option>
            <option value="DECLINING">Declining</option>
        </select>
        <select x-model="filterAlert" class="bg-gray-800 border border-gray-700 text-gray-300 text-sm rounded-lg px-3 py-2">
            <option value="">All Alerts</option>
            <option value="SENTIMENT_SHIFT">Sentiment Shift</option>
            <option value="VOLUME_SPIKE">Volume Spike</option>
            <option value="NONE">No Alert</option>
        </select>
    </div>

    <!-- Data Table -->
    <div x-show="!loading || items.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">
                <thead>
                    <tr class="border-b border-gray-700 text-gray-400 text-xs uppercase tracking-wider">
                        <th class="px-4 py-3 text-left font-medium">#</th>
                        <th class="px-4 py-3 text-left font-medium">Symbol</th>
                        <th class="px-4 py-3 text-center font-medium">News Count</th>
                        <th class="px-4 py-3 text-left font-medium cursor-pointer hover:text-white" @click="toggleSort('avg_sentiment')">
                            Avg Sentiment
                            <span x-show="sortKey === 'avg_sentiment'" x-text="sortDir === 'desc' ? ' &#9660;' : ' &#9650;'"></span>
                        </th>
                        <th class="px-4 py-3 text-left font-medium">Trend</th>
                        <th class="px-4 py-3 text-center font-medium">Positive %</th>
                        <th class="px-4 py-3 text-center font-medium">Negative %</th>
                        <th class="px-4 py-3 text-center font-medium">Velocity</th>
                        <th class="px-4 py-3 text-center font-medium">Vol Change</th>
                        <th class="px-4 py-3 text-left font-medium">Signal</th>
                        <th class="px-4 py-3 text-left font-medium">Alert</th>
                        <th class="px-4 py-3 text-left font-medium">Reasons</th>
                    </tr>
                </thead>
                <tbody>
                    <template x-for="(item, idx) in filteredItems" :key="item.symbol || idx">
                        <tr class="border-b border-gray-700/50 hover:bg-gray-750 transition cursor-pointer"
                            @click="expandedRow === idx ? expandedRow = null : expandedRow = idx">
                            <td class="px-4 py-3 text-gray-500 text-xs" x-text="idx + 1"></td>
                            <td class="px-4 py-3">
                                <a :href="'/market/assets/' + (item.asset_id || item.symbol)"
                                   class="text-white font-bold hover:text-purple-400 transition" x-text="item.symbol || '-'"
                                   @click.stop></a>
                            </td>
                            <td class="px-4 py-3 text-center text-gray-300" x-text="item.news_count || 0"></td>
                            <td class="px-4 py-3">
                                <div class="flex items-center gap-2 min-w-[140px]">
                                    <!-- Sentiment bar centered at 0 (-100 to +100) -->
                                    <div class="flex-1 h-3 bg-gray-700 rounded-full relative overflow-hidden">
                                        <div class="absolute top-0 left-1/2 w-px h-full bg-gray-500"></div>
                                        <template x-if="(item.avg_sentiment || 0) >= 0">
                                            <div class="absolute top-0 h-full bg-green-500 rounded-r-full"
                                                 :style="'left:50%; width:' + Math.min(Math.abs(item.avg_sentiment || 0) / 2, 50) + '%'"></div>
                                        </template>
                                        <template x-if="(item.avg_sentiment || 0) < 0">
                                            <div class="absolute top-0 h-full bg-red-500 rounded-l-full"
                                                 :style="'right:50%; width:' + Math.min(Math.abs(item.avg_sentiment || 0) / 2, 50) + '%'"></div>
                                        </template>
                                    </div>
                                    <span class="text-xs font-bold w-10 text-right"
                                          :class="(item.avg_sentiment || 0) > 0 ? 'text-green-400' : (item.avg_sentiment || 0) < 0 ? 'text-red-400' : 'text-gray-400'"
                                          x-text="(item.avg_sentiment != null ? item.avg_sentiment.toFixed(1) : '0')"></span>
                                </div>
                            </td>
                            <td class="px-4 py-3">
                                <span class="px-2 py-0.5 rounded-full text-xs font-semibold" :class="trendBadge(item.trend)" x-text="item.trend || '-'"></span>
                            </td>
                            <td class="px-4 py-3 text-center text-green-400" x-text="item.positive_pct != null ? item.positive_pct.toFixed(0) + '%' : '-'"></td>
                            <td class="px-4 py-3 text-center text-red-400" x-text="item.negative_pct != null ? item.negative_pct.toFixed(0) + '%' : '-'"></td>
                            <td class="px-4 py-3 text-center"
                                :class="(item.velocity || 0) > 0 ? 'text-green-400' : (item.velocity || 0) < 0 ? 'text-red-400' : 'text-gray-500'"
                                x-text="item.velocity != null ? ((item.velocity >= 0 ? '+' : '') + item.velocity.toFixed(2)) : '-'"></td>
                            <td class="px-4 py-3 text-center"
                                :class="(item.volume_change || 0) > 0 ? 'text-purple-400' : 'text-gray-500'"
                                x-text="item.volume_change != null ? ((item.volume_change >= 0 ? '+' : '') + item.volume_change.toFixed(0) + '%') : '-'"></td>
                            <td class="px-4 py-3">
                                <span class="px-2 py-0.5 rounded-full text-xs font-semibold"
                                      :class="(item.signal || '').includes('BUY') || (item.signal || '').includes('BULLISH') ? 'bg-green-900/50 text-green-300' : (item.signal || '').includes('SELL') || (item.signal || '').includes('BEARISH') ? 'bg-red-900/50 text-red-300' : 'bg-gray-700/50 text-gray-400'"
                                      x-text="(item.signal || '-').replace(/_/g, ' ')"></span>
                            </td>
                            <td class="px-4 py-3">
                                <span class="px-2 py-0.5 rounded-full text-xs font-semibold" :class="alertBadge(item.alert)" x-text="(item.alert || 'NONE').replace(/_/g, ' ')"></span>
                            </td>
                            <td class="px-4 py-3 text-xs text-gray-400 max-w-[160px] truncate"
                                x-text="(item.reasons || []).join(', ') || '-'" :title="(item.reasons || []).join(', ')"></td>
                        </tr>
                        <!-- Expandable Row: Recent News -->
                        <tr x-show="expandedRow === idx" x-cloak class="bg-gray-900/50">
                            <td colspan="12" class="px-6 py-4">
                                <h4 class="text-xs font-bold text-purple-400 uppercase tracking-wider mb-3">Recent News Articles</h4>
                                <template x-if="(item.recent_news || []).length === 0">
                                    <p class="text-xs text-gray-500">No recent articles available</p>
                                </template>
                                <div class="space-y-2 max-h-64 overflow-y-auto">
                                    <template x-for="(news, ni) in item.recent_news || []" :key="ni">
                                        <div class="bg-gray-800/70 border border-gray-700/50 rounded-lg p-3 flex items-start gap-3">
                                            <div class="flex-shrink-0 mt-0.5">
                                                <span class="inline-block w-2 h-2 rounded-full"
                                                      :class="(news.sentiment || 0) > 0 ? 'bg-green-400' : (news.sentiment || 0) < 0 ? 'bg-red-400' : 'bg-gray-500'"></span>
                                            </div>
                                            <div class="flex-1 min-w-0">
                                                <a :href="news.url || '#'" target="_blank" rel="noopener"
                                                   class="text-sm text-gray-200 hover:text-purple-300 transition font-medium line-clamp-2"
                                                   x-text="news.title || 'Untitled'" @click.stop></a>
                                                <div class="flex items-center gap-3 mt-1 text-[10px] text-gray-500">
                                                    <span x-text="news.publisher || '-'"></span>
                                                    <span x-text="news.date || '-'"></span>
                                                    <span class="px-1.5 py-0.5 rounded text-[10px] font-medium"
                                                          :class="(news.sentiment || 0) > 20 ? 'bg-green-900/50 text-green-400' : (news.sentiment || 0) < -20 ? 'bg-red-900/50 text-red-400' : 'bg-gray-700 text-gray-400'"
                                                          x-text="(news.sentiment != null ? (news.sentiment >= 0 ? '+' : '') + news.sentiment.toFixed(0) : '0')"></span>
                                                </div>
                                            </div>
                                        </div>
                                    </template>
                                </div>
                                <!-- Keywords & Reasons -->
                                <div class="mt-3 pt-3 border-t border-gray-700/50">
                                    <div class="flex flex-wrap gap-4">
                                        <div x-show="(item.keywords || []).length > 0" class="flex-1 min-w-0">
                                            <div class="text-[10px] text-gray-500 uppercase mb-1">Keywords</div>
                                            <div class="flex flex-wrap gap-1">
                                                <template x-for="(kw, ki) in item.keywords || []" :key="ki">
                                                    <span class="inline-block px-1.5 py-0.5 bg-purple-900/30 border border-purple-700/30 rounded text-[10px] text-purple-300"
                                                          x-text="kw"></span>
                                                </template>
                                            </div>
                                        </div>
                                        <div x-show="(item.reasons || []).length > 0" class="flex-1 min-w-0">
                                            <div class="text-[10px] text-gray-500 uppercase mb-1">Analysis Reasons</div>
                                            <div class="flex flex-wrap gap-1">
                                                <template x-for="(reason, ri) in item.reasons || []" :key="ri">
                                                    <span class="inline-block px-1.5 py-0.5 bg-gray-700/50 border border-gray-600/30 rounded text-[10px] text-gray-300"
                                                          x-text="reason"></span>
                                                </template>
                                            </div>
                                        </div>
                                    </div>
                                    <!-- Sentiment Summary -->
                                    <div class="grid grid-cols-3 gap-3 mt-3">
                                        <div class="bg-gray-800/50 rounded-lg p-2 text-center">
                                            <div class="text-[10px] text-gray-500 uppercase">Positive</div>
                                            <div class="text-sm font-bold text-green-400" x-text="item.positive_pct != null ? item.positive_pct.toFixed(0) + '%' : '-'"></div>
                                        </div>
                                        <div class="bg-gray-800/50 rounded-lg p-2 text-center">
                                            <div class="text-[10px] text-gray-500 uppercase">Neutral</div>
                                            <div class="text-sm font-bold text-gray-300" x-text="item.neutral_pct != null ? item.neutral_pct.toFixed(0) + '%' : '-'"></div>
                                        </div>
                                        <div class="bg-gray-800/50 rounded-lg p-2 text-center">
                                            <div class="text-[10px] text-gray-500 uppercase">Negative</div>
                                            <div class="text-sm font-bold text-red-400" x-text="item.negative_pct != null ? item.negative_pct.toFixed(0) + '%' : '-'"></div>
                                        </div>
                                    </div>
                                </div>
                            </td>
                        </tr>
                    </template>
                </tbody>
            </table>
        </div>
        <div x-show="!loading && filteredItems.length === 0" class="text-center py-10">
            <p class="text-gray-500">No data matching your filters</p>
        </div>
    </div>
</div>

<script>
function newsSentimentPanel() {
    return {
        items: [],
        loading: false,
        error: '',
        lastRefresh: null,
        search: '',
        filterTrend: '',
        filterAlert: '',
        sortKey: 'avg_sentiment',
        sortDir: 'desc',
        expandedRow: null,

        get bullishCount() {
            return this.items.filter(i => (i.avg_sentiment || 0) > 10).length;
        },
        get bearishCount() {
            return this.items.filter(i => (i.avg_sentiment || 0) < -10).length;
        },
        get neutralCount() {
            return this.items.filter(i => Math.abs(i.avg_sentiment || 0) <= 10).length;
        },
        get avgSentiment() {
            if (this.items.length === 0) return 0;
            return this.items.reduce((s, i) => s + (i.avg_sentiment || 0), 0) / this.items.length;
        },

        get topImproving() {
            return [...this.items]
                .filter(i => (i.velocity || 0) > 0)
                .sort((a, b) => (b.velocity || 0) - (a.velocity || 0))
                .slice(0, 5);
        },

        get topDeclining() {
            return [...this.items]
                .filter(i => (i.velocity || 0) < 0)
                .sort((a, b) => (a.velocity || 0) - (b.velocity || 0))
                .slice(0, 5);
        },

        get filteredItems() {
            let list = [...this.items];
            if (this.search) {
                const q = this.search.toUpperCase();
                list = list.filter(i => (i.symbol || '').toUpperCase().includes(q));
            }
            if (this.filterTrend) {
                list = list.filter(i => i.trend === this.filterTrend);
            }
            if (this.filterAlert) {
                list = list.filter(i => (i.alert || 'NONE') === this.filterAlert);
            }
            list.sort((a, b) => {
                const av = a[this.sortKey] || 0;
                const bv = b[this.sortKey] || 0;
                return this.sortDir === 'desc' ? bv - av : av - bv;
            });
            return list;
        },

        toggleSort(key) {
            if (this.sortKey === key) {
                this.sortDir = this.sortDir === 'desc' ? 'asc' : 'desc';
            } else {
                this.sortKey = key;
                this.sortDir = 'desc';
            }
        },

        trendBadge(trend) {
            const map = {
                'IMPROVING': 'bg-green-900/50 text-green-300',
                'STABLE': 'bg-gray-700/50 text-gray-300',
                'DECLINING': 'bg-red-900/50 text-red-300',
            };
            return map[trend] || 'bg-gray-700/50 text-gray-400';
        },

        alertBadge(alert) {
            const map = {
                'SENTIMENT_SHIFT': 'bg-yellow-900/50 text-yellow-300',
                'VOLUME_SPIKE': 'bg-red-900/50 text-red-300',
                'NONE': 'bg-gray-700/50 text-gray-500',
            };
            return map[alert] || 'bg-gray-700/50 text-gray-500';
        },

        async loadData() {
            this.loading = true;
            this.error = '';
            this.expandedRow = null;
            try {
                const r = await fetch(`/api/v1/market/news-sentiment?limit=50&asset_type={{ asset_mode }}`);
                if (r.redirected) { window.location.href = '/auth/login'; return; }
                const data = await r.json();
                if (data.error) { this.error = data.error; this.loading = false; return; }
                this.items = data.items || data.results || [];
                this.items.sort((a, b) => Math.abs(b.avg_sentiment || 0) - Math.abs(a.avg_sentiment || 0));
                this.lastRefresh = new Date().toLocaleTimeString('id-ID');
            } catch (e) {
                this.error = 'Failed to load data: ' + e.message;
            }
            this.loading = false;
        }
    };
}
</script>
{% endblock %}