{% extends "base.html" %}
{% block title %}DCA Strategy Planner{% endblock %}

{% block content %}
<div x-data="dcaPlannerPanel()" 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">
                    DCA Strategy Planner
                </h1>
                <p class="text-sm text-gray-500 mt-0.5">Zona akumulasi cerdas &mdash; alokasi DCA optimal berdasarkan zona harga dan mean reversion.</p>
            </div>
        </div>
        <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-orange-600 hover:bg-orange-700 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 ? 'Scanning...' : 'Refresh'"></span>
        </button>
    </div>

    <!-- Stats Summary -->
    <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">Total Assets</p>
            <p class="text-xl font-bold text-white mt-1" x-text="stats.total_assets || 0"></p>
        </div>
        <div class="glass rounded-xl border border-orange-900/40 p-3">
            <p class="text-xs text-orange-400/70 uppercase tracking-wider">Strong Buy Zone</p>
            <p class="text-xl font-bold text-orange-400 mt-1" x-text="stats.strong_buy_count || 0"></p>
        </div>
        <div class="glass rounded-xl border border-gray-800 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Avg Score</p>
            <p class="text-xl font-bold text-orange-400 mt-1" x-text="stats.avg_score != null ? stats.avg_score.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">Best Zone</p>
            <p class="text-xl font-bold text-orange-300 mt-1" x-text="stats.best_zone_score != null ? stats.best_zone_score.toFixed(1) : '-'"></p>
            <p class="text-[10px] text-gray-600 mt-0.5" x-text="stats.best_zone_symbol || ''"></p>
        </div>
    </div>

    <!-- Filters & Sort -->
    <div class="flex flex-wrap items-center gap-2">
        <select x-model="filters.zone" @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-orange-500">
            <option value="all">Semua Zone</option>
            <option value="strong_buy">Strong Buy Zone</option>
            <option value="buy">Buy Zone</option>
            <option value="accumulate">Accumulate</option>
            <option value="wait">Wait</option>
        </select>
        <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-orange-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>
        <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-orange-500">
            <option value="score_desc">Score Tertinggi</option>
            <option value="zone_depth_desc">Zone Depth Terdalam</option>
            <option value="name_asc">Nama A-Z</option>
        </select>
    </div>

    <!-- Skeleton Loading -->
    <template x-if="loading">
        <div class="grid grid-cols-1 lg:grid-cols-2 gap-4">
            <template x-for="i in 6" :key="'sk-'+i">
                <div class="glass rounded-xl border border-gray-800 p-4 animate-pulse">
                    <div class="flex items-center gap-3 mb-4">
                        <div class="w-10 h-10 rounded-full bg-gray-700"></div>
                        <div class="flex-1"><div class="h-4 bg-gray-700 rounded w-32 mb-2"></div><div class="h-3 bg-gray-800 rounded w-20"></div></div>
                        <div class="h-6 bg-gray-700 rounded w-20"></div>
                    </div>
                    <div class="space-y-2"><div class="h-3 bg-gray-800 rounded"></div><div class="h-3 bg-gray-800 rounded w-4/5"></div><div class="h-3 bg-gray-800 rounded w-3/5"></div></div>
                </div>
            </template>
        </div>
    </template>

    <!-- 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="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 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>
        </svg>
        <h3 class="mt-4 text-lg font-medium text-gray-400">Belum Ada Data DCA Zone</h3>
        <p class="mt-2 text-sm text-gray-600 max-w-md mx-auto">
            Jalankan scan terlebih dahulu melalui
            <a href="/admin/workflow" class="text-orange-400 hover:text-orange-300">Pipeline Workflow</a>.
        </p>
    </div>

    <!-- Result 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="zoneBorderClass(item.zone)"
                 :style="'animation-delay: ' + (idx * 50) + '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_url || ''" class="w-10 h-10 rounded-full flex-shrink-0" loading="lazy"
                                 onerror="this.style.display='none';this.nextElementSibling.style.display='flex'">
                            <span class="w-10 h-10 rounded-full bg-gray-700 items-center justify-center text-sm text-gray-400 flex-shrink-0 hidden"
                                  x-text="(item.symbol || '?')[0].toUpperCase()"></span>
                            <div>
                                <span class="text-white font-semibold group-hover:text-orange-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 ? item.symbol.toUpperCase() : '-'"></span>
                                    <span class="text-[10px] px-1.5 py-0.5 rounded font-semibold"
                                          :class="zoneBadgeClass(item.zone)"
                                          x-text="zoneLabel(item.zone)"></span>
                                </div>
                            </div>
                        </a>
                        <!-- Score + Allocation -->
                        <div class="flex flex-col items-center text-center">
                            <div class="text-2xl font-bold tabular-nums"
                                 :class="item.allocation_weight >= 40 ? 'text-orange-400' : item.allocation_weight >= 30 ? 'text-amber-400' : 'text-gray-400'"
                                 x-text="item.allocation_weight + '%'"></div>
                            <span class="text-[9px] text-gray-500">ALLOC WEIGHT</span>
                        </div>
                    </div>
                    <!-- Price Row -->
                    <div class="flex items-center justify-between mt-2 text-sm">
                        <span class="text-gray-400" x-text="fmtPrice(item.current_price_idr)"></span>
                        <div class="flex items-center gap-2 text-xs">
                            <span :class="(item.price_change_24h || 0) >= 0 ? 'text-green-400' : 'text-red-400'"
                                  x-text="fmtPct(item.price_change_24h)"></span>
                            <span class="text-gray-600">|</span>
                            <span :class="(item.price_change_7d || 0) >= 0 ? 'text-green-400' : 'text-red-400'"
                                  x-text="fmtPct(item.price_change_7d) + ' 7d'"></span>
                        </div>
                    </div>
                </div>

                <!-- Zone Depth Gauge -->
                <div class="mx-4 mb-3 bg-orange-950/20 border border-orange-900/30 rounded-lg p-3">
                    <div class="flex items-center justify-between mb-2">
                        <span class="text-[10px] font-semibold text-orange-500 uppercase tracking-wider">Zone Depth</span>
                        <span class="text-xs font-bold tabular-nums"
                              :class="item.zone_depth >= 70 ? 'text-orange-400' : item.zone_depth >= 40 ? 'text-amber-400' : 'text-gray-400'"
                              x-text="item.zone_depth.toFixed(0) + '%'"></span>
                    </div>
                    <!-- Gauge bar: support on right, resistance on left -->
                    <div class="relative h-4 bg-gray-800 rounded-full overflow-hidden">
                        <div class="absolute inset-0 bg-gradient-to-r from-red-900/30 via-gray-800 to-orange-900/30"></div>
                        <!-- Current position marker -->
                        <div class="absolute top-0 h-full w-1 bg-white rounded-full transition-all duration-700 shadow-lg shadow-white/20"
                             :style="'left: ' + (100 - (item.zone_depth || 50)) + '%'"></div>
                    </div>
                    <div class="flex justify-between mt-1 text-[10px] text-gray-500">
                        <span>Resistance</span>
                        <span>Support</span>
                    </div>
                    <!-- Support / Resistance prices -->
                    <div class="flex justify-between mt-2 text-[10px]">
                        <div x-show="item.nearest_resistance">
                            <span class="text-gray-500">Res: </span>
                            <span class="text-red-400 font-mono" x-text="fmtPrice(item.nearest_resistance)"></span>
                        </div>
                        <div x-show="item.nearest_support">
                            <span class="text-gray-500">Sup: </span>
                            <span class="text-orange-400 font-mono" x-text="fmtPrice(item.nearest_support)"></span>
                        </div>
                    </div>
                </div>

                <!-- DCA Score + Mean Reversion -->
                <div class="mx-4 mb-3 grid grid-cols-2 gap-2">
                    <!-- DCA Score circle -->
                    <div class="bg-gray-800/50 rounded-lg p-3 flex flex-col items-center">
                        <div class="relative w-12 h-12">
                            <svg class="w-12 h-12 -rotate-90" viewBox="0 0 48 48">
                                <circle cx="24" cy="24" r="20" stroke-width="3" fill="none" class="stroke-gray-700"/>
                                <circle cx="24" cy="24" r="20" stroke-width="3" fill="none" stroke-linecap="round"
                                        :class="scoreStrokeClass(item.score)"
                                        :stroke-dasharray="2 * Math.PI * 20"
                                        :stroke-dashoffset="2 * Math.PI * 20 * (1 - (item.score || 0) / 100)"/>
                            </svg>
                            <span class="absolute inset-0 flex items-center justify-center text-xs font-bold"
                                  :class="scoreTextClass(item.score)"
                                  x-text="(item.score || 0).toFixed(0)"></span>
                        </div>
                        <span class="text-[9px] text-gray-500 mt-1">DCA SCORE</span>
                    </div>
                    <!-- Mean Reversion Status -->
                    <div class="bg-gray-800/50 rounded-lg p-3">
                        <div class="text-[10px] text-gray-500 uppercase tracking-wider mb-1">Mean Reversion</div>
                        <div class="flex items-center gap-1.5 mb-1">
                            <span class="w-2 h-2 rounded-full flex-shrink-0"
                                  :class="item.is_mean_reverting ? 'bg-orange-400' : 'bg-gray-600'"></span>
                            <span class="text-xs font-medium" :class="item.is_mean_reverting ? 'text-orange-400' : 'text-gray-500'"
                                  x-text="item.is_mean_reverting ? 'Active' : 'Inactive'"></span>
                        </div>
                        <div class="text-[10px] text-gray-500">
                            Conf: <span class="font-medium" :class="mrConfClass(item.mr_confidence)" x-text="item.mr_confidence || '-'"></span>
                        </div>
                        <div class="text-[10px] text-gray-500" x-show="item.half_life_candles">
                            Half-life: <span class="text-white" x-text="item.half_life_candles ? item.half_life_candles.toFixed(0) + ' candles' : '-'"></span>
                        </div>
                        <div class="text-[10px] text-gray-500">
                            Z-score: <span class="font-mono" :class="item.zscore < -1 ? 'text-orange-400' : item.zscore > 1 ? 'text-red-400' : 'text-gray-400'"
                                           x-text="item.zscore != null ? item.zscore.toFixed(2) : '-'"></span>
                        </div>
                    </div>
                </div>

                <!-- Component Bars -->
                <div class="mx-4 mb-3">
                    <div class="text-[10px] font-semibold text-gray-500 uppercase tracking-wider mb-2">Score Components</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-500 w-20 flex-shrink-0 truncate" x-text="comp.label"></span>
                                <div class="flex-1 h-1.5 bg-gray-800 rounded-full overflow-hidden">
                                    <div class="h-full rounded-full transition-all duration-500"
                                         :class="comp.value >= 70 ? 'bg-orange-500' : comp.value >= 40 ? 'bg-orange-700' : 'bg-gray-600'"
                                         :style="'width: ' + comp.value + '%'"></div>
                                </div>
                                <span class="text-[10px] text-gray-400 w-7 text-right tabular-nums" x-text="comp.value.toFixed(0)"></span>
                            </div>
                        </template>
                    </div>
                </div>

                <!-- Bottom Metrics -->
                <div class="px-4 pb-3">
                    <div class="grid grid-cols-4 gap-2 text-center">
                        <div class="bg-gray-800/50 rounded-lg py-1.5">
                            <div class="text-[10px] text-gray-500">RSI</div>
                            <div class="text-[11px] font-medium"
                                 :class="item.rsi <= 30 ? 'text-orange-400' : item.rsi >= 70 ? 'text-red-400' : 'text-white'"
                                 x-text="item.rsi ? item.rsi.toFixed(0) : '-'"></div>
                        </div>
                        <div class="bg-gray-800/50 rounded-lg py-1.5">
                            <div class="text-[10px] text-gray-500">Bounces</div>
                            <div class="text-[11px] font-medium text-white"
                                 x-text="item.bounce_frequency ? item.bounce_frequency.toFixed(0) : '-'"></div>
                        </div>
                        <div class="bg-gray-800/50 rounded-lg py-1.5">
                            <div class="text-[10px] text-gray-500">Sup Touches</div>
                            <div class="text-[11px] font-medium text-white"
                                 x-text="item.support_touches ? item.support_touches.toFixed(0) : '-'"></div>
                        </div>
                        <div class="bg-gray-800/50 rounded-lg py-1.5">
                            <div class="text-[10px] text-gray-500">Cycle Win</div>
                            <div class="text-[11px] font-medium"
                                 :class="(item.cycle_success_rate || 0) >= 60 ? 'text-orange-400' : 'text-gray-400'"
                                 x-text="item.cycle_success_rate ? item.cycle_success_rate.toFixed(0) + '%' : '-'"></div>
                        </div>
                    </div>
                    <!-- Tags -->
                    <div class="flex items-center gap-1 mt-2 flex-wrap">
                        <span x-show="item.zone === 'STRONG_BUY_ZONE'" class="text-[10px] px-1.5 py-0.5 rounded bg-orange-900/30 text-orange-400 border border-orange-900/30">Deep Discount</span>
                        <span x-show="item.is_mean_reverting" class="text-[10px] px-1.5 py-0.5 rounded bg-orange-900/20 text-orange-300 border border-orange-900/20">Mean Reverting</span>
                        <span x-show="item.zscore < -1.5" class="text-[10px] px-1.5 py-0.5 rounded bg-amber-900/20 text-amber-400 border border-amber-900/20">Oversold Z</span>
                        <span x-show="item.support_proximity_pct <= 3" class="text-[10px] px-1.5 py-0.5 rounded bg-orange-900/20 text-orange-300 border border-orange-900/20">Near Support</span>
                        <span class="text-[10px] text-gray-600 ml-auto" 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 dcaPlannerPanel() {
    return {
        items: [],
        loading: false,
        loadingMore: false,
        total: 0,
        hasMore: false,
        page: 1,
        filters: {
            zone: 'all',
            asset_type: '{{ asset_mode }}',
        },
        sortBy: 'score_desc',
        stats: {},

        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;
                this.stats = data.stats || {};
            } catch (e) {
                console.error('Fetch error:', e);
            } finally {
                this.loading = false;
            }
        },

        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,
                zone_filter: this.filters.zone,
                sort: this.sortBy,
                limit: '20',
                page: page,
            });
            const resp = await fetch(`/api/v1/market/screener/dca-planner?${params}`);
            if (!resp.ok) throw new Error(`HTTP ${resp.status}`);
            return await resp.json();
        },

        componentList(item) {
            const c = item.components || {};
            return [
                { key: 'zone', label: 'Zone Quality', value: c.zone_quality || 0 },
                { key: 'mr', label: 'Mean Revert', value: c.mean_reversion || 0 },
                { key: 'trend', label: 'Trend Align', value: c.trend_alignment || 0 },
                { key: 'vol', label: 'Volume', value: c.volume_confirm || 0 },
                { key: 'hist', label: 'Historical', value: c.historical || 0 },
            ];
        },

        zoneBorderClass(zone) {
            if (zone === 'STRONG_BUY_ZONE') return 'border-orange-800/60 hover:border-orange-700';
            if (zone === 'BUY_ZONE') return 'border-orange-900/40 hover:border-orange-800';
            return 'border-gray-800 hover:border-gray-700';
        },

        zoneBadgeClass(zone) {
            if (zone === 'STRONG_BUY_ZONE') return 'bg-orange-900/50 text-orange-400 border border-orange-800/50';
            if (zone === 'BUY_ZONE') return 'bg-amber-900/50 text-amber-400 border border-amber-800/50';
            if (zone === 'ACCUMULATE') return 'bg-gray-700 text-gray-300 border border-gray-600';
            return 'bg-gray-800 text-gray-500 border border-gray-700';
        },

        zoneLabel(zone) {
            const m = { 'STRONG_BUY_ZONE': 'Strong Buy', 'BUY_ZONE': 'Buy Zone', 'ACCUMULATE': 'Accumulate', 'WAIT': 'Wait' };
            return m[zone] || zone;
        },

        scoreStrokeClass(s) {
            if (s >= 75) return 'stroke-orange-500';
            if (s >= 55) return 'stroke-amber-500';
            if (s >= 35) return 'stroke-gray-500';
            return 'stroke-gray-600';
        },

        scoreTextClass(s) {
            if (s >= 75) return 'text-orange-400';
            if (s >= 55) return 'text-amber-400';
            return 'text-gray-400';
        },

        mrConfClass(conf) {
            if (conf === 'HIGH') return 'text-orange-400';
            if (conf === 'MEDIUM') return 'text-amber-400';
            return 'text-gray-400';
        },

        fmtPrice(v) {
            if (v == null || isNaN(v)) return '-';
            const val = Number(v);
            if (val === 0) return 'Rp 0';
            const abs = Math.abs(val);
            if (abs >= 1_000_000_000_000) return 'Rp ' + new Intl.NumberFormat('id-ID', {maximumFractionDigits: 1}).format(val / 1_000_000_000_000) + 'T';
            if (abs >= 1_000_000_000) return 'Rp ' + new Intl.NumberFormat('id-ID', {maximumFractionDigits: 1}).format(val / 1_000_000_000) + 'B';
            if (abs >= 100) return 'Rp ' + new Intl.NumberFormat('id-ID', {maximumFractionDigits: 0}).format(val);
            if (abs >= 1) return 'Rp ' + new Intl.NumberFormat('id-ID', {maximumFractionDigits: 2}).format(val);
            if (abs >= 0.01) return 'Rp ' + new Intl.NumberFormat('id-ID', {maximumFractionDigits: 4}).format(val);
            return 'Rp ' + new Intl.NumberFormat('id-ID', {maximumFractionDigits: 8}).format(val);
        },

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