{% extends "base.html" %}
{% block title %}Yahoo Screener{% endblock %}

{% block content %}
<div x-data="yahooScreenerApp()" class="space-y-5">
    <!-- Header -->
    <div class="flex items-center justify-between">
        <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>
            <h1 class="text-2xl font-bold text-white">Yahoo Screener</h1>
        </div>
    </div>

    <!-- Screener Chips -->
    <div class="flex flex-wrap gap-2">
        <template x-for="s in screeners" :key="s.key">
            <button @click="run(s.key)"
                    class="inline-flex items-center gap-1.5 px-3.5 py-1.5 rounded-full text-sm font-medium border transition"
                    :class="active === s.key
                        ? 'border-cyan-500 text-cyan-300 bg-cyan-500/10'
                        : 'border-gray-700 text-gray-400 bg-gray-800/50 hover:border-gray-600 hover:text-gray-300'">
                <span x-text="s.label"></span>
                <span x-show="s.count > 0" x-cloak class="text-[10px] font-normal opacity-70 ml-0.5"
                      x-text="'(' + s.count + ')'"></span>
            </button>
        </template>
    </div>

    <!-- Loading -->
    <template x-if="loading">
        <div class="text-center py-12">
            <div class="inline-block w-8 h-8 border-3 border-gray-600 border-t-cyan-400 rounded-full animate-spin"></div>
            <p class="text-gray-500 text-sm mt-3">Memuat data screener...</p>
        </div>
    </template>

    <!-- Results Table -->
    <template x-if="!loading && results.length > 0">
        <div class="glass rounded-xl border border-gray-800 overflow-hidden">
            <div class="overflow-x-auto">
                <table class="w-full text-sm">
                    <thead>
                        <tr class="border-b border-gray-800 bg-gray-900/50">
                            <th class="text-left py-3 px-4 text-gray-500 font-medium">#</th>
                            <th class="text-left py-3 px-2 text-gray-500 font-medium">Symbol</th>
                            <th class="text-left py-3 px-2 text-gray-500 font-medium">Name</th>
                            <th class="text-right py-3 px-2 text-gray-500 font-medium">Price</th>
                            <th class="text-right py-3 px-2 text-gray-500 font-medium">Change %</th>
                            <th class="text-right py-3 px-2 text-gray-500 font-medium">Volume</th>
                            <th class="text-right py-3 px-2 text-gray-500 font-medium">Market Cap</th>
                            <th class="text-right py-3 px-4 text-gray-500 font-medium">P/E</th>
                        </tr>
                    </thead>
                    <tbody>
                        <template x-for="(r, i) in results" :key="r.symbol || i">
                            <tr class="border-b border-gray-800/30 hover:bg-gray-800/30 transition">
                                <td class="py-2 px-4 text-gray-600" x-text="i + 1"></td>
                                <td class="py-2 px-2">
                                    <span class="text-cyan-400 font-mono font-bold text-xs" x-text="r.symbol"></span>
                                </td>
                                <td class="py-2 px-2 text-white truncate max-w-[200px]" x-text="r.shortName || r.longName || '-'"></td>
                                <td class="py-2 px-2 text-right text-white font-mono" x-text="fmtPrice(r.regularMarketPrice)"></td>
                                <td class="py-2 px-2 text-right font-mono"
                                    :class="(r.regularMarketChangePercent || 0) >= 0 ? 'text-emerald-400' : 'text-red-400'"
                                    x-text="fmtPct(r.regularMarketChangePercent)"></td>
                                <td class="py-2 px-2 text-right text-gray-400 font-mono" x-text="fmtVol(r.regularMarketVolume)"></td>
                                <td class="py-2 px-2 text-right text-gray-400 font-mono" x-text="fmtBig(r.marketCap)"></td>
                                <td class="py-2 px-4 text-right text-gray-400 font-mono" x-text="r.trailingPE ? r.trailingPE.toFixed(1) : '-'"></td>
                            </tr>
                        </template>
                    </tbody>
                </table>
            </div>
        </div>
    </template>

    <!-- Empty State -->
    <template x-if="!loading && results.length === 0 && active">
        <div class="text-center py-12">
            <p class="text-gray-500">Tidak ada hasil untuk screener ini.</p>
        </div>
    </template>
    <template x-if="!loading && !active">
        <div class="text-center py-12">
            <svg class="w-12 h-12 text-gray-700 mx-auto mb-3" 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>
            <p class="text-gray-500">Pilih screener di atas untuk melihat hasil.</p>
        </div>
    </template>
</div>

<script>
function yahooScreenerApp() {
    return {
        screeners: [],
        active: '',
        loading: false,
        results: [],

        async init() {
            try {
                const r = await fetch('/api/v1/market/screeners/yahoo');
                const j = await r.json();
                const keys = Object.keys(j.screeners || {});
                this.screeners = keys.map(k => ({
                    key: k,
                    label: k.replace(/_/g, ' ').replace(/\b\w/g, c => c.toUpperCase()),
                    count: 0,
                }));
            } catch { this.screeners = []; }
        },

        async run(key) {
            this.active = key;
            this.loading = true;
            this.results = [];
            try {
                const r = await fetch('/api/v1/market/screeners/yahoo/run', {
                    method: 'POST',
                    headers: {'Content-Type': 'application/json'},
                    body: JSON.stringify({screener_key: key, count: 50}),
                });
                const j = await r.json();
                this.results = j.results || [];
                const s = this.screeners.find(s => s.key === key);
                if (s) s.count = this.results.length;
            } catch(e) {
                console.error('Screener failed:', e);
            }
            this.loading = false;
        },

        fmtPrice(v) { return v != null ? '$' + Number(v).toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}) : '-'; },
        fmtPct(v) { return v != null ? (v >= 0 ? '+' : '') + Number(v).toFixed(2) + '%' : '-'; },
        fmtVol(v) {
            if (v == null) return '-';
            if (v >= 1e9) return (v/1e9).toFixed(1) + 'B';
            if (v >= 1e6) return (v/1e6).toFixed(1) + 'M';
            if (v >= 1e3) return (v/1e3).toFixed(0) + 'K';
            return v.toLocaleString();
        },
        fmtBig(v) {
            if (v == null) return '-';
            if (v >= 1e12) return '$' + (v/1e12).toFixed(1) + 'T';
            if (v >= 1e9) return '$' + (v/1e9).toFixed(1) + 'B';
            if (v >= 1e6) return '$' + (v/1e6).toFixed(0) + 'M';
            return '$' + v.toLocaleString();
        },
    };
}
</script>
{% endblock %}