{% extends "base.html" %}
{% block title %}Trade Journal{% endblock %}

{% block content %}
<div x-data="tradeJournalPanel()" 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">
                    <svg class="w-6 h-6 text-violet-400" fill="none" stroke="currentColor" stroke-width="1.5" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" d="M9 12h3.75M9 15h3.75M9 18h3.75m3 .75H18a2.25 2.25 0 002.25-2.25V6.108c0-1.135-.845-2.098-1.976-2.192a48.424 48.424 0 00-1.123-.08m-5.801 0c-.065.21-.1.433-.1.664 0 .414.336.75.75.75h4.5a.75.75 0 00.75-.75 2.25 2.25 0 00-.1-.664m-5.8 0A2.251 2.251 0 0113.5 2.25H15c1.012 0 1.867.668 2.15 1.586m-5.8 0c-.376.023-.75.05-1.124.08C9.095 4.01 8.25 4.973 8.25 6.108V8.25m0 0H4.875c-.621 0-1.125.504-1.125 1.125v11.25c0 .621.504 1.125 1.125 1.125h9.75c.621 0 1.125-.504 1.125-1.125V9.375c0-.621-.504-1.125-1.125-1.125H8.25z"/>
                    </svg>
                    Trade Journal
                </h1>
                <p class="text-sm text-gray-500 mt-0.5">Evaluasi performa sinyal per aset — win rate, return, dan rekam jejak tiap coin.</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-violet-600 hover:bg-violet-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 ? 'Loading...' : '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-violet-800/40 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Total Coins</p>
            <p class="text-xl font-bold text-white mt-1" x-text="total"></p>
        </div>
        <div class="glass rounded-xl border border-violet-800/40 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Avg Win Rate</p>
            <p class="text-xl font-bold mt-1"
               :class="stats.avg_win_rate >= 50 ? 'text-emerald-400' : 'text-red-400'"
               x-text="stats.avg_win_rate != null ? stats.avg_win_rate.toFixed(1) + '%' : '-'"></p>
        </div>
        <div class="glass rounded-xl border border-violet-800/40 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Total Winning</p>
            <p class="text-xl font-bold text-emerald-400 mt-1" x-text="stats.total_winning"></p>
        </div>
        <div class="glass rounded-xl border border-violet-800/40 p-3">
            <p class="text-xs text-gray-500 uppercase tracking-wider">Total Losing</p>
            <p class="text-xl font-bold text-red-400 mt-1" x-text="stats.total_losing"></p>
        </div>
    </div>

    <!-- Filters & Sort -->
    <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="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="filters.outcome" @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 Outcome</option>
            <option value="profitable">Profitable</option>
            <option value="mixed">Mixed</option>
            <option value="losing">Losing</option>
        </select>

        <select x-model="filters.sort" @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="performance_desc">Performa Tertinggi</option>
            <option value="win_rate_desc">Win Rate Tertinggi</option>
            <option value="name_asc">Nama A-Z</option>
        </select>

        <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-violet-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-violet-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">Memuat data trade journal...</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="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="M9 12h3.75M9 15h3.75M9 18h3.75m3 .75H18a2.25 2.25 0 002.25-2.25V6.108c0-1.135-.845-2.098-1.976-2.192a48.424 48.424 0 00-1.123-.08m-5.801 0c-.065.21-.1.433-.1.664 0 .414.336.75.75.75h4.5a.75.75 0 00.75-.75 2.25 2.25 0 00-.1-.664m-5.8 0A2.251 2.251 0 0113.5 2.25H15c1.012 0 1.867.668 2.15 1.586m-5.8 0c-.376.023-.75.05-1.124.08C9.095 4.01 8.25 4.973 8.25 6.108V8.25m0 0H4.875c-.621 0-1.125.504-1.125 1.125v11.25c0 .621.504 1.125 1.125 1.125h9.75c.621 0 1.125-.504 1.125-1.125V9.375c0-.621-.504-1.125-1.125-1.125H8.25z"/>
        </svg>
        <h3 class="mt-4 text-lg font-medium text-gray-400">Belum Ada Data Journal</h3>
        <p class="mt-2 text-sm text-gray-600 max-w-md mx-auto">
            Jalankan semua scan (Trading Signals, Range Trading) di
            <a href="/admin/workflow" class="text-violet-400 hover:text-violet-300">Pipeline Workflow</a>
            terlebih dahulu untuk menghasilkan data sinyal.
        </p>
    </div>

    <!-- Card 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">
            <div class="glass rounded-xl border overflow-hidden animate-fadeIn transition"
                 :class="item.outcome_tier === 'profitable' ? 'border-emerald-800/60 hover:border-emerald-700' :
                         item.outcome_tier === 'mixed' ? 'border-amber-800/60 hover:border-amber-700' :
                         item.outcome_tier === 'losing' ? 'border-red-800/60 hover:border-red-700' :
                         'border-gray-800 hover:border-gray-700'"
                 :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_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-violet-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="outcomeBadgeClass(item.outcome_tier)"
                                          x-text="outcomeLabel(item.outcome_tier)"></span>
                                </div>
                            </div>
                        </a>
                        <!-- Performance Score -->
                        <div class="text-right">
                            <div class="text-2xl font-bold tabular-nums"
                                 :class="item.performance_score >= 75 ? 'text-emerald-400' :
                                         item.performance_score >= 50 ? 'text-violet-400' :
                                         item.performance_score >= 25 ? 'text-amber-400' : 'text-red-400'"
                                 x-text="item.performance_score != null ? item.performance_score.toFixed(0) : '-'"></div>
                            <div class="text-[10px] text-gray-500 uppercase">Performa</div>
                        </div>
                    </div>
                </div>

                <!-- Win Rate Progress Bar -->
                <div class="mx-4 mb-3">
                    <div class="flex items-center justify-between mb-1">
                        <span class="text-[10px] text-gray-500 uppercase tracking-wider font-semibold">Win Rate</span>
                        <span class="text-sm font-bold tabular-nums"
                              :class="(item.win_rate || 0) >= 50 ? 'text-emerald-400' : 'text-red-400'"
                              x-text="(item.win_rate || 0).toFixed(1) + '%'"></span>
                    </div>
                    <div class="w-full h-2 bg-gray-800 rounded-full overflow-hidden">
                        <div class="h-full rounded-full transition-all duration-700"
                             :class="(item.win_rate || 0) >= 60 ? 'bg-emerald-500' : (item.win_rate || 0) >= 40 ? 'bg-amber-500' : 'bg-red-500'"
                             :style="'width: ' + Math.min(item.win_rate || 0, 100) + '%'"></div>
                    </div>
                </div>

                <!-- Signal Stats Row -->
                <div class="mx-4 mb-3 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">Total Signals</div>
                        <div class="text-sm font-bold text-white" x-text="item.total_signals || 0"></div>
                    </div>
                    <div class="bg-gray-800/50 rounded-lg py-1.5">
                        <div class="text-[10px] text-gray-500">Winning</div>
                        <div class="text-sm font-bold text-emerald-400" x-text="item.winning || 0"></div>
                    </div>
                    <div class="bg-gray-800/50 rounded-lg py-1.5">
                        <div class="text-[10px] text-gray-500">Losing</div>
                        <div class="text-sm font-bold text-red-400" x-text="item.losing || 0"></div>
                    </div>
                    <div class="bg-gray-800/50 rounded-lg py-1.5">
                        <div class="text-[10px] text-gray-500">Pending</div>
                        <div class="text-sm font-bold text-gray-400" x-text="item.pending || 0"></div>
                    </div>
                </div>

                <!-- Return Stats -->
                <div class="mx-4 mb-3 bg-violet-950/20 border border-violet-900/30 rounded-lg p-3">
                    <div class="text-[10px] font-semibold text-violet-400 uppercase tracking-wider mb-2">Return Statistics</div>
                    <div class="grid grid-cols-3 gap-2 text-center">
                        <div>
                            <div class="text-[10px] text-gray-500">Avg Return</div>
                            <div class="text-sm font-medium tabular-nums"
                                 :class="(item.avg_return_pct || 0) >= 0 ? 'text-emerald-300' : 'text-red-300'"
                                 x-text="fmtPct(item.avg_return_pct)"></div>
                        </div>
                        <div>
                            <div class="text-[10px] text-gray-500">Best Return</div>
                            <div class="text-sm font-medium text-emerald-300 tabular-nums"
                                 x-text="fmtPct(item.best_return_pct)"></div>
                        </div>
                        <div>
                            <div class="text-[10px] text-gray-500">Worst Return</div>
                            <div class="text-sm font-medium text-red-300 tabular-nums"
                                 x-text="fmtPct(item.worst_return_pct)"></div>
                        </div>
                    </div>
                </div>

                <!-- Current Signal Badge -->
                <div class="px-4 pb-3">
                    <div class="flex items-center justify-between">
                        <div class="flex items-center gap-2" x-show="item.current_signal">
                            <span class="text-[10px] text-gray-500 uppercase">Current Signal:</span>
                            <span class="text-[10px] px-1.5 py-0.5 rounded font-bold"
                                  :class="item.current_signal === 'BUY' ? 'bg-emerald-900/50 text-emerald-400' :
                                          item.current_signal === 'SELL' ? 'bg-red-900/50 text-red-400' :
                                          'bg-gray-800 text-gray-400'"
                                  x-text="item.current_signal"></span>
                            <span x-show="item.current_confidence"
                                  class="text-[10px] px-1.5 py-0.5 rounded"
                                  :class="item.current_confidence === 'High' ? 'bg-emerald-900/30 text-emerald-400' :
                                          item.current_confidence === 'Medium' ? 'bg-amber-900/30 text-amber-400' :
                                          'bg-gray-800 text-gray-500'"
                                  x-text="item.current_confidence"></span>
                        </div>
                        <span x-show="!item.current_signal" class="text-[10px] text-gray-600">No active signal</span>
                        <span class="text-[10px] text-gray-600" x-text="item.last_signal_date ? 'Last: ' + fmtDate(item.last_signal_date) : ''"></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-violet-900/30 border border-violet-800 text-violet-300 hover:bg-violet-900/50 transition">
            <span x-show="!loadingMore" x-text="'Muat Lebih Banyak (' + (total - items.length) + ' lagi)'"></span>
            <span x-show="loadingMore" class="flex items-center gap-2 justify-center">
                <svg class="animate-spin h-4 w-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>
                Memuat...
            </span>
        </button>
    </div>
</div>
{% endblock %}

{% block scripts %}
<script>
function tradeJournalPanel() {
    return {
        items: [],
        loading: false,
        loadingMore: false,
        total: 0,
        hasMore: false,
        page: 1,
        searchQ: '',
        filters: {
            asset_type: '{{ asset_mode }}',
            outcome: 'all',
            sort: 'performance_desc',
        },
        stats: { avg_win_rate: null, total_winning: 0, total_losing: 0 },

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

        async loadMore() {
            if (this.loadingMore || !this.hasMore) return;
            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;
                this.computeStats();
            } 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,
                outcome: this.filters.outcome,
                sort: this.filters.sort,
                limit: 50,
                page: page,
            });
            if (this.searchQ) params.set('q', this.searchQ);
            const resp = await fetch(`/api/v1/market/screener/trade-journal?${params}`);
            if (resp.redirected) { window.location.href = '/auth/login'; return {}; }
            if (!resp.ok) throw new Error(`HTTP ${resp.status}`);
            return await resp.json();
        },

        computeStats() {
            const items = this.items;
            if (!items.length) {
                this.stats = { avg_win_rate: null, total_winning: 0, total_losing: 0 };
                return;
            }
            const winRates = items.filter(i => i.win_rate != null).map(i => i.win_rate);
            this.stats = {
                avg_win_rate: winRates.length ? winRates.reduce((a, b) => a + b, 0) / winRates.length : null,
                total_winning: items.filter(i => i.outcome_tier === 'profitable').length,
                total_losing: items.filter(i => i.outcome_tier === 'losing').length,
            };
        },

        outcomeBadgeClass(tier) {
            return {
                'profitable': 'bg-emerald-900/50 text-emerald-400 border border-emerald-800/50',
                'mixed': 'bg-amber-900/50 text-amber-400 border border-amber-800/50',
                'losing': 'bg-red-900/50 text-red-400 border border-red-800/50',
            }[tier] || 'bg-gray-800 text-gray-500';
        },

        outcomeLabel(tier) {
            return {
                'profitable': 'Profitable',
                'mixed': 'Mixed',
                'losing': 'Losing',
            }[tier] || tier || '-';
        },

        fmtNum(val) {
            if (val == null || isNaN(val)) return '-';
            const v = Number(val);
            if (v === 0) return '0';
            const abs = Math.abs(v);
            if (abs >= 1_000_000_000) return new Intl.NumberFormat('id-ID', {maximumFractionDigits: 1}).format(v / 1_000_000_000) + 'B';
            if (abs >= 100) return new Intl.NumberFormat('id-ID', {maximumFractionDigits: 0}).format(v);
            if (abs >= 1) return new Intl.NumberFormat('id-ID', {maximumFractionDigits: 2}).format(v);
            return new Intl.NumberFormat('id-ID', {maximumFractionDigits: 6}).format(v);
        },

        fmtPct(val) {
            if (val == null) return '-';
            return (val >= 0 ? '+' : '') + val.toFixed(2) + '%';
        },

        fmtPrice(val) {
            if (val == null || isNaN(val)) return '-';
            return 'Rp ' + this.fmtNum(val);
        },

        fmtDate(iso) {
            if (!iso) return '-';
            try {
                const d = new Date(iso);
                return d.toLocaleDateString('id-ID', { day: '2-digit', month: 'short', year: 'numeric' });
            } catch { return iso; }
        },
    };
}
</script>
{% endblock %}