{% extends "base.html" %}
{% block title %}Market Microstructure{% endblock %}

{% block content %}
<div x-data="marketMicrostructurePanel()" x-init="fetchData()" class="space-y-5">
    <!-- Header -->
    <div class="flex items-center justify-between flex-wrap 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">
                    <div class="p-2 bg-cyan-600/20 rounded-xl">
                        <svg class="w-5 h-5 text-cyan-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 19v-6a2 2 0 00-2-2H5a2 2 0 00-2 2v6a2 2 0 002 2h2a2 2 0 002-2zm0 0V9a2 2 0 012-2h2a2 2 0 012 2v10m-6 0a2 2 0 002 2h2a2 2 0 002-2m0 0V5a2 2 0 012-2h2a2 2 0 012 2v14a2 2 0 01-2 2h-2a2 2 0 01-2-2z"/></svg>
                    </div>
                    Market Microstructure
                </h1>
                <p class="text-sm text-gray-400 mt-0.5">Analisis kualitas pasar &mdash; spread, depth, efisiensi harga</p>
            </div>
        </div>
        <div class="flex items-center gap-2">
            <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-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>

    <!-- Stats Cards -->
    <div class="grid grid-cols-2 md:grid-cols-4 gap-3">
        <div class="glass rounded-xl border border-gray-800 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Institutional Grade</p>
            <p class="text-xl font-bold text-emerald-400 mt-1" x-text="stats.institutional_count"></p>
        </div>
        <div class="glass rounded-xl border border-gray-800 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Illiquid Markets</p>
            <p class="text-xl font-bold text-red-400 mt-1" x-text="stats.illiquid_count"></p>
        </div>
        <div class="glass rounded-xl border border-gray-800 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Avg Quality</p>
            <p class="text-xl font-bold text-cyan-400 mt-1" x-text="stats.avg_quality ? stats.avg_quality.toFixed(1) : '-'"></p>
        </div>
        <div class="glass rounded-xl border border-gray-800 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Most Liquid</p>
            <p class="text-xl font-bold text-white mt-1" x-text="stats.most_liquid_symbol || '-'"></p>
        </div>
    </div>

    <!-- Filters & Sort -->
    <div class="flex flex-wrap items-center gap-2">
        <!-- Asset Type -->
        <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-cyan-500">
            <option value="all">Semua Aset</option>
            <option value="crypto">Kripto</option>
            <option value="stock">Saham IDX</option>
            <option value="stock_us">Saham US</option>
        </select>

        <!-- Tier Filter -->
        <select x-model="filters.tier" @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-cyan-500">
            <option value="all">Semua Tier</option>
            <option value="institutional">Institutional</option>
            <option value="liquid">Liquid</option>
            <option value="normal">Normal</option>
            <option value="thin">Thin</option>
            <option value="illiquid">Illiquid</option>
        </select>

        <!-- Sort -->
        <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-cyan-500">
            <option value="quality_desc">Quality Tertinggi</option>
            <option value="quality_asc">Quality Terendah</option>
            <option value="name_asc">Nama A-Z</option>
            <option value="spread_asc">Spread Terkecil</option>
        </select>

        <!-- Search -->
        <div class="relative flex-1 min-w-[160px]">
            <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" @input.debounce.300ms="fetchData()"
                   placeholder="Cari koin/saham..."
                   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>
    </div>

    <!-- Loading State -->
    <div x-show="loading" x-cloak class="text-center py-12">
        <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">Menganalisis microstructure pasar...</p>
    </div>

    <!-- Empty State -->
    <div x-show="!loading && items.length === 0" x-cloak
         class="text-center py-16 glass rounded-xl border border-gray-800">
        <svg class="w-12 h-12 text-gray-600 mx-auto" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5" d="M9 19v-6a2 2 0 00-2-2H5a2 2 0 00-2 2v6a2 2 0 002 2h2a2 2 0 002-2zm0 0V9a2 2 0 012-2h2a2 2 0 012 2v10m-6 0a2 2 0 002 2h2a2 2 0 002-2m0 0V5a2 2 0 012-2h2a2 2 0 012 2v14a2 2 0 01-2 2h-2a2 2 0 01-2-2z"/></svg>
        <h3 class="mt-3 text-lg font-medium text-gray-400">Belum Ada Data</h3>
        <p class="mt-2 text-sm text-gray-600 max-w-md mx-auto">
            Jalankan semua scan di
            <a href="/admin/workflow" class="text-cyan-400 hover:text-cyan-300">Pipeline Workflow</a>
            terlebih dahulu.
        </p>
    </div>

    <!-- Cards Grid -->
    <div x-show="!loading && items.length > 0" x-cloak 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 overflow-hidden animate-fadeIn transition"
                 :class="tierCardBorder(item.tier)"
                 :style="'animation-delay: ' + (idx * 40) + 'ms'">

                <!-- Card Header -->
                <div class="p-4 pb-3">
                    <div class="flex items-center justify-between">
                        <a :href="'/market/asset/' + item.asset_id" class="flex items-center gap-3 group">
                            <img :src="item.icon_thumb_url || (item.asset_type==='stock' && item.symbol ? __stockIconUrl(item.symbol) : '')"
                                 :data-symbol="item.symbol"
                                 class="w-10 h-10 rounded-full flex-shrink-0" loading="lazy"
                                 onerror="__iconError(this)"
                                 x-show="item.icon_thumb_url || item.asset_type==='stock'">
                            <span x-show="!item.icon_thumb_url && item.asset_type!=='stock'"
                                  class="w-10 h-10 rounded-full bg-gray-700 flex items-center justify-center text-sm text-gray-400 flex-shrink-0"
                                  x-text="(item.symbol || '?')[0].toUpperCase()"></span>
                            <div>
                                <span class="text-white font-semibold group-hover:text-cyan-400 transition" x-text="item.name"></span>
                                <div class="flex items-center gap-2 mt-0.5">
                                    <span class="text-xs text-gray-500 font-mono" x-text="(item.symbol || '').toUpperCase()"></span>
                                    <span class="text-[10px] px-1.5 py-0.5 rounded font-semibold uppercase tracking-wider"
                                          :class="tierBadge(item.tier)"
                                          x-text="item.tier"></span>
                                </div>
                            </div>
                        </a>
                        <!-- Quality Score -->
                        <div class="text-right">
                            <div class="text-2xl font-bold tabular-nums"
                                 :class="qualityColor(item.quality_score)"
                                 x-text="fmtNum(item.quality_score)"></div>
                            <div class="text-[10px] text-gray-500">quality</div>
                        </div>
                    </div>
                </div>

                <!-- Spread Estimate Bar -->
                <div class="mx-4 mb-3">
                    <div class="flex items-center justify-between mb-1">
                        <span class="text-[10px] text-gray-400">Estimated Spread</span>
                        <span class="text-[11px] font-mono tabular-nums"
                              :class="item.spread_estimate_pct < 0.5 ? 'text-emerald-400' : item.spread_estimate_pct < 2 ? 'text-amber-400' : 'text-red-400'"
                              x-text="(item.spread_estimate_pct != null ? item.spread_estimate_pct.toFixed(3) : '-') + '%'"></span>
                    </div>
                    <div class="h-2 bg-gray-800 rounded-full overflow-hidden">
                        <div class="h-full rounded-full transition-all duration-500"
                             :class="item.spread_estimate_pct < 0.5 ? 'bg-emerald-500' : item.spread_estimate_pct < 2 ? 'bg-amber-500' : 'bg-red-500'"
                             :style="'width: ' + Math.min(100, Math.max(2, (1 - Math.min(1, item.spread_estimate_pct / 5)) * 100)) + '%'"></div>
                    </div>
                </div>

                <!-- Volume Depth & Efficiency -->
                <div class="mx-4 mb-3 grid grid-cols-2 gap-3">
                    <div class="bg-gray-800/40 rounded-lg p-2.5">
                        <div class="text-[10px] text-gray-500 mb-1">Volume Depth</div>
                        <div class="text-lg font-bold tabular-nums"
                             :class="item.volume_depth_score >= 70 ? 'text-emerald-400' : item.volume_depth_score >= 40 ? 'text-cyan-300' : 'text-gray-400'"
                             x-text="fmtNum(item.volume_depth_score)"></div>
                        <div class="h-1.5 bg-gray-700 rounded-full overflow-hidden mt-1">
                            <div class="h-full bg-cyan-500 rounded-full" :style="'width: ' + (item.volume_depth_score || 0) + '%'"></div>
                        </div>
                    </div>
                    <div class="bg-gray-800/40 rounded-lg p-2.5">
                        <div class="text-[10px] text-gray-500 mb-1">Price Efficiency</div>
                        <div class="text-lg font-bold tabular-nums"
                             :class="item.price_efficiency >= 70 ? 'text-emerald-400' : item.price_efficiency >= 40 ? 'text-cyan-300' : 'text-gray-400'"
                             x-text="fmtNum(item.price_efficiency)"></div>
                        <div class="h-1.5 bg-gray-700 rounded-full overflow-hidden mt-1">
                            <div class="h-full bg-emerald-500 rounded-full" :style="'width: ' + (item.price_efficiency || 0) + '%'"></div>
                        </div>
                    </div>
                </div>

                <!-- Liquidity Trend Tag -->
                <div class="mx-4 mb-3 flex items-center gap-2">
                    <span class="text-[10px] text-gray-500">Liquidity Trend:</span>
                    <span class="text-xs px-2 py-0.5 rounded-lg font-semibold"
                          :class="liquidityTrendBadge(item.liquidity_trend)"
                          x-text="item.liquidity_trend"></span>
                    <span class="text-[10px] px-1.5 py-0.5 rounded bg-gray-800 text-gray-400"
                          x-text="item.is_mean_reverting ? 'Mean Reverting' : 'Trending'"></span>
                </div>

                <!-- Component Score Bars -->
                <div class="mx-4 mb-3">
                    <div class="text-[10px] font-semibold text-gray-500 uppercase tracking-wider mb-2">Score Breakdown</div>
                    <div class="space-y-1.5">
                        <template x-for="comp in componentList(item)" :key="comp.key">
                            <div class="flex items-center gap-2">
                                <span class="text-[10px] text-gray-400 w-24 truncate" x-text="comp.label"></span>
                                <div class="flex-1 h-2 bg-gray-800 rounded-full overflow-hidden">
                                    <div class="h-full rounded-full transition-all duration-500"
                                         :class="comp.color"
                                         :style="'width: ' + (comp.max > 0 ? comp.value / comp.max * 100 : 0) + '%'"></div>
                                </div>
                                <span class="text-[10px] text-gray-400 w-12 text-right tabular-nums"
                                      x-text="fmtNum(comp.value) + '/' + comp.max"></span>
                            </div>
                        </template>
                    </div>
                </div>

                <!-- Bottom indicators -->
                <div class="px-4 pb-3">
                    <div class="flex items-center justify-between text-[10px] text-gray-500">
                        <div class="flex items-center gap-2">
                            <span x-text="'ATR ' + (item.atr_pct != null ? item.atr_pct.toFixed(1) + '%' : '-')"></span>
                            <span class="text-gray-700">|</span>
                            <span x-text="'Vol Rank ' + (item.volatility_rank != null ? (item.volatility_rank * 100).toFixed(0) + '%' : '-')"></span>
                            <span class="text-gray-700">|</span>
                            <span class="capitalize" x-text="item.regime || '-'"></span>
                        </div>
                        <span x-text="item.market_cap_rank ? '#' + item.market_cap_rank : ''"></span>
                    </div>
                </div>
            </div>
        </template>
    </div>

    <!-- Load More -->
    <div x-show="!loading && hasMore" x-cloak class="text-center pt-2 pb-4">
        <button @click="loadMore()" :disabled="loadingMore"
                class="px-6 py-2 text-sm font-medium rounded-lg bg-gray-800 border border-gray-700 text-gray-300 hover:bg-gray-700 transition">
            <span x-text="loadingMore ? 'Loading...' : 'Muat Lebih Banyak (' + (total - items.length) + ' lagi)'"></span>
        </button>
    </div>
</div>
{% endblock %}

{% block scripts %}
<script>
function marketMicrostructurePanel() {
    return {
        items: [],
        loading: false,
        loadingMore: false,
        total: 0,
        hasMore: false,
        page: 1,
        lastRefresh: null,
        filters: {
            asset_type: '{{ asset_mode }}',
            tier: 'all',
        },
        sortBy: 'quality_desc',
        searchQ: '',
        stats: { institutional_count: 0, illiquid_count: 0, avg_quality: 0, most_liquid_symbol: null },

        async fetchData() {
            this.page = 1;
            this.loading = true;
            try {
                const data = await this._fetch(1);
                this.items = data.items || [];
                this.total = data.total || 0;
                this.hasMore = data.has_more || false;
                if (data.stats) this.stats = data.stats;
            } catch (e) {
                console.error('Fetch error:', e);
            } finally {
                this.loading = false;
                this.lastRefresh = new Date().toLocaleTimeString('id-ID');
            }
        },

        async loadMore() {
            this.page++;
            this.loadingMore = true;
            try {
                const data = await this._fetch(this.page);
                this.items = this.items.concat(data.items || []);
                this.hasMore = data.has_more || false;
            } catch (e) {
                console.error('Load more error:', e);
                this.page--;
            } finally {
                this.loadingMore = false;
            }
        },

        async _fetch(page) {
            const params = new URLSearchParams({
                asset_type: this.filters.asset_type,
                tier: this.filters.tier,
                sort: this.sortBy,
                limit: 50,
                page: page,
            });
            if (this.searchQ) params.set('q', this.searchQ);
            const resp = await fetch(`/api/v1/market/screener/market-microstructure?${params}`);
            if (!resp.ok) throw new Error(`HTTP ${resp.status}`);
            return await resp.json();
        },

        tierBadge(tier) {
            return {
                'INSTITUTIONAL': 'bg-emerald-900/50 text-emerald-400 border border-emerald-800/50',
                'LIQUID': 'bg-cyan-900/50 text-cyan-400 border border-cyan-800/50',
                'NORMAL': 'bg-blue-900/50 text-blue-400 border border-blue-800/50',
                'THIN': 'bg-amber-900/50 text-amber-400 border border-amber-800/50',
                'ILLIQUID': 'bg-red-900/50 text-red-400 border border-red-800/50',
            }[tier] || 'bg-gray-800 text-gray-500';
        },

        tierCardBorder(tier) {
            return {
                'INSTITUTIONAL': 'border-emerald-800/50 hover:border-emerald-700',
                'LIQUID': 'border-cyan-800/50 hover:border-cyan-700',
                'NORMAL': 'border-blue-800/50 hover:border-blue-700',
                'THIN': 'border-amber-800/50 hover:border-amber-700',
                'ILLIQUID': 'border-red-800/50 hover:border-red-700',
            }[tier] || 'border-gray-800 hover:border-gray-700';
        },

        qualityColor(v) {
            if (v >= 80) return 'text-emerald-400';
            if (v >= 60) return 'text-cyan-400';
            if (v >= 40) return 'text-blue-400';
            if (v >= 20) return 'text-amber-400';
            return 'text-red-400';
        },

        liquidityTrendBadge(trend) {
            return {
                'IMPROVING': 'bg-emerald-900/40 text-emerald-400',
                'STABLE': 'bg-gray-700 text-gray-300',
                'DETERIORATING': 'bg-red-900/40 text-red-400',
            }[trend] || 'bg-gray-700 text-gray-400';
        },

        componentList(item) {
            const c = item.components || {};
            return [
                { key: 'spread', label: 'Spread', value: c.spread?.score || 0, max: 30, color: 'bg-cyan-500' },
                { key: 'depth', label: 'Volume Depth', value: c.volume_depth?.score || 0, max: 30, color: 'bg-emerald-500' },
                { key: 'eff', label: 'Efficiency', value: c.efficiency?.score || 0, max: 25, color: 'bg-blue-500' },
                { key: 'struct', label: 'Structure', value: c.structure?.score || 0, max: 15, color: 'bg-purple-500' },
            ];
        },

        fmtNum(v) {
            if (v == null || isNaN(v)) return '-';
            return Number(v).toFixed(1);
        },
        fmtPct(v) {
            if (v == null) return '-';
            return (v >= 0 ? '+' : '') + Number(v).toFixed(2) + '%';
        },
    };
}
</script>
{% endblock %}