{% extends "base.html" %}
{% block title %}Correlation Radar{% endblock %}

{% block content %}
<div x-data="correlationRadarPanel()" x-init="fetchData()" class="space-y-6">
    <div class="flex items-center justify-between flex-wrap gap-3">
        <div class="flex items-center gap-3">
            <a href="/market/assets" 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"><span class="text-2xl">&#128225;</span> Correlation Radar</h1>
                <p class="text-sm text-gray-500 mt-0.5">Analisis korelasi aset untuk diversifikasi optimal</p>
            </div>
        </div>
        <div class="flex items-center gap-3">
            <span class="text-xs text-gray-500" x-text="lastRefresh ? 'Updated ' + lastRefresh : ''"></span>
            <button @click="fetchData()" :disabled="loading" class="flex items-center gap-2 px-4 py-2 text-sm font-medium rounded-lg transition" :class="loading ? 'bg-gray-800 text-gray-500 cursor-not-allowed' : 'bg-violet-600 hover:bg-violet-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>

    <div class="grid grid-cols-2 md:grid-cols-4 gap-4">
        <div class="glass rounded-xl border border-gray-800 p-4"><p class="text-xs text-gray-500 uppercase tracking-wider">Total Assets</p><p class="text-2xl font-bold text-white mt-1" x-text="fmtNum(stats.total_assets)"></p></div>
        <div class="glass rounded-xl border border-gray-800 p-4"><p class="text-xs text-gray-500 uppercase tracking-wider">Avg Diversity</p><p class="text-2xl font-bold text-violet-400 mt-1" x-text="fmtPct(stats.avg_diversity)"></p></div>
        <div class="glass rounded-xl border border-gray-800 p-4"><p class="text-xs text-gray-500 uppercase tracking-wider">Most Diverse</p><p class="text-2xl font-bold text-emerald-400 mt-1" x-text="stats.most_diverse_symbol || '-'"></p></div>
        <div class="glass rounded-xl border border-gray-800 p-4"><p class="text-xs text-gray-500 uppercase tracking-wider">Clusters</p><p class="text-2xl font-bold text-amber-400 mt-1" x-text="Object.keys(stats.cluster_counts||{}).length"></p></div>
    </div>

    <div class="flex flex-wrap items-center gap-2">
        <select x-model="filters.asset_type" @change="fetchData()" 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-violet-500">
            <option value="crypto">Crypto</option><option value="stock">Saham IDX</option><option value="stock_us">Saham US</option>
        </select>
        <select x-model="filters.cluster" @change="fetchData()" 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-violet-500">
            <option value="all">Semua Cluster</option><option value="bull_all">Bull All</option><option value="bear_all">Bear All</option><option value="mixed_bullish">Mixed Bullish</option><option value="mixed_bearish">Mixed Bearish</option><option value="volatile">Volatile</option>
        </select>
        <select x-model="sortBy" @change="fetchData()" 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-violet-500">
            <option value="diversity_desc">Paling Unik</option><option value="correlation_asc">Korelasi Terendah</option><option value="name_asc">Nama A-Z</option>
        </select>
    </div>

    <template x-if="loading"><div class="grid grid-cols-1 lg:grid-cols-2 gap-4"><template x-for="i in 6"><div class="glass rounded-xl border border-gray-800 p-5 animate-pulse"><div class="h-4 bg-gray-800 rounded w-1/3 mb-3"></div><div class="h-8 bg-gray-800 rounded w-1/4 mb-4"></div><div class="space-y-2"><div class="h-3 bg-gray-800 rounded w-full"></div><div class="h-3 bg-gray-800 rounded w-5/6"></div></div></div></template></div></template>

    <template x-if="!loading && items.length > 0">
        <div class="grid grid-cols-1 lg:grid-cols-2 gap-4">
            <template x-for="(item, idx) in items" :key="item.asset_id || idx">
                <div class="glass rounded-xl border border-gray-800 p-5 hover:border-violet-700/50 transition">
                    <div class="flex items-center justify-between mb-3">
                        <a :href="'/market/asset/' + item.asset_id" class="flex items-center gap-3 group min-w-0">
                            <img :src="item.icon_thumb_url" class="w-9 h-9 rounded-full flex-shrink-0" loading="lazy" onerror="this.style.display='none'" x-show="item.icon_thumb_url">
                            <span x-show="!item.icon_thumb_url" class="w-9 h-9 rounded-full bg-gray-700 flex items-center justify-center text-sm text-gray-400 flex-shrink-0" x-text="(item.symbol||'?')[0]"></span>
                            <div class="min-w-0"><p class="text-white font-semibold truncate group-hover:text-violet-300 transition" x-text="item.symbol"></p><p class="text-xs text-gray-500 truncate" x-text="item.name"></p></div>
                        </a>
                        <span class="px-2.5 py-0.5 rounded-full text-xs font-bold" :class="item.cluster_id==='bull_all'?'bg-emerald-500/20 text-emerald-300':item.cluster_id==='bear_all'?'bg-red-500/20 text-red-300':item.cluster_id==='volatile'?'bg-amber-500/20 text-amber-300':'bg-violet-500/20 text-violet-300'" x-text="(item.cluster_id||'').replace(/_/g,' ').toUpperCase()"></span>
                    </div>

                    <div class="flex items-baseline gap-2 mb-3">
                        <span class="text-3xl font-bold tabular-nums" :class="(item.diversity_score||0)>=70?'text-emerald-400':(item.diversity_score||0)>=40?'text-amber-400':'text-red-400'" x-text="(item.diversity_score||0).toFixed(1)"></span>
                        <span class="text-xs text-gray-500">diversity score</span>
                    </div>

                    <div class="mb-3">
                        <div class="flex justify-between text-[10px] mb-0.5"><span class="text-gray-400">Avg Correlation</span><span class="text-violet-300" x-text="(item.avg_correlation||0).toFixed(3)"></span></div>
                        <div class="h-1.5 rounded-full bg-gray-800"><div class="h-full rounded-full bg-violet-500 transition-all" :style="'width:'+Math.min(100,(item.avg_correlation||0)*100)+'%'"></div></div>
                    </div>

                    <div class="grid grid-cols-3 gap-2 mb-3 text-center">
                        <div class="bg-gray-800/50 rounded-lg p-2"><p class="text-[10px] text-gray-500">24h</p><p class="text-sm font-bold" :class="(item.return_profile?.change_24h||0)>=0?'text-emerald-400':'text-red-400'" x-text="fmtPct(item.return_profile?.change_24h)"></p></div>
                        <div class="bg-gray-800/50 rounded-lg p-2"><p class="text-[10px] text-gray-500">7d</p><p class="text-sm font-bold" :class="(item.return_profile?.change_7d||0)>=0?'text-emerald-400':'text-red-400'" x-text="fmtPct(item.return_profile?.change_7d)"></p></div>
                        <div class="bg-gray-800/50 rounded-lg p-2"><p class="text-[10px] text-gray-500">30d</p><p class="text-sm font-bold" :class="(item.return_profile?.change_30d||0)>=0?'text-emerald-400':'text-red-400'" x-text="fmtPct(item.return_profile?.change_30d)"></p></div>
                    </div>

                    <div class="flex items-center justify-between text-xs">
                        <div class="flex gap-2">
                            <span class="text-gray-500">Most corr: <span class="text-violet-300" x-text="item.most_correlated||'-'"></span></span>
                            <span class="text-gray-500">Least: <span class="text-emerald-300" x-text="item.least_correlated||'-'"></span></span>
                        </div>
                        <span class="text-gray-500">High corr: <span class="text-amber-300" x-text="item.correlation_count_high||0"></span></span>
                    </div>
                </div>
            </template>
        </div>
    </template>

    <div x-show="!loading && hasMore" x-cloak class="text-center"><button @click="loadMore()" class="px-6 py-2.5 bg-violet-600 hover:bg-violet-500 text-white rounded-lg text-sm font-medium transition">Load More</button></div>
    <div x-show="!loading && items.length===0" x-cloak class="text-center py-16 glass rounded-xl border border-gray-800">
        <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="M7.5 3.75H6A2.25 2.25 0 003.75 6v1.5M16.5 3.75H18A2.25 2.25 0 0120.25 6v1.5"/></svg>
        <h3 class="mt-4 text-lg font-medium text-gray-400">Belum Ada Data Correlation</h3>
        <p class="mt-2 text-sm text-gray-600">Coba ubah filter untuk menemukan data.</p>
    </div>
</div>
{% endblock %}

{% block scripts %}
<script>
function correlationRadarPanel(){return{items:[],loading:false,total:0,hasMore:false,page:1,lastRefresh:'',stats:{},filters:{asset_type:'{{ asset_mode }}',cluster:'all'},sortBy:'diversity_desc',async fetchData(){this.loading=true;this.page=1;await this._fetch(1);this.loading=false},async loadMore(){this.page++;await this._fetch(this.page,true)},async _fetch(pg,append=false){try{const p=new URLSearchParams({asset_type:this.filters.asset_type,limit:'50',page:String(pg),sort:this.sortBy,cluster:this.filters.cluster});const r=await fetch(`/api/v1/market/screener/correlation-radar?${p}`);const d=await r.json();if(append){this.items.push(...(d.items||[]))}else{this.items=d.items||[]}this.total=d.total||0;this.hasMore=d.has_more||false;this.stats=d.stats||{};this.lastRefresh=new Date().toLocaleTimeString('id-ID')}catch(e){console.error('Correlation radar fetch error:',e)}},fmtNum(v){return v==null?'-':Number(v).toLocaleString('id-ID')},fmtPct(v){return v==null?'-':Number(v).toFixed(2)+'%'},fmtPrice(v){return v==null?'-':'Rp '+Number(v).toLocaleString('id-ID')}}}
</script>
{% endblock %}