{% extends "base.html" %}
{% block title %}Timeline - Prediction Queue{% endblock %}

{% block content %}
<div class="space-y-6" x-data="timelineApp()">
    <!-- Header -->
    <div class="flex flex-col sm:flex-row justify-between items-start sm:items-center gap-4">
        <div>
            <h1 class="text-2xl font-bold text-white">Prediction Timeline</h1>
            <p class="text-sm text-gray-400">Antrian beli/jual harian dengan fee calculation</p>
        </div>
        <a href="/timeline/history" class="text-sm text-koin-400 hover:text-koin-300 transition">
            View History &rarr;
        </a>
    </div>

    <!-- Controls -->
    <div class="glass rounded-xl border border-gray-800 p-4">
        <div class="flex flex-wrap gap-4 items-end">
            <div>
                <label class="block text-xs text-gray-400 mb-1">{{ item_label }}</label>
                <select x-model="coinId" class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm text-white focus:ring-1 focus:ring-koin-500">
                    <option value="">-- Pilih {{ item_label }} --</option>
                    {% for w in watchlist %}
                    <option value="{{ w.asset_id }}">{{ w.asset.symbol|upper }} - {{ w.asset.name }}</option>
                    {% endfor %}
                    <optgroup label="All Coins">
                    {% for c in coins %}
                    <option value="{{ c.id }}">{{ c.symbol|upper }} - {{ c.name }}</option>
                    {% endfor %}
                    </optgroup>
                </select>
            </div>
            <div>
                <label class="block text-xs text-gray-400 mb-1">Timeframe</label>
                <select x-model="timeframe" class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm text-white">
                    <option value="1h">1 Hour</option>
                    <option value="4h">4 Hours</option>
                    <option value="1D">1 Day</option>
                </select>
            </div>
            <div>
                <label class="block text-xs text-gray-400 mb-1">Date</label>
                <input type="date" x-model="predDate"
                       class="bg-gray-800 border border-gray-700 rounded-lg px-3 py-2 text-sm text-white focus:ring-1 focus:ring-koin-500">
            </div>
            <button @click="generate()" :disabled="!coinId || loading"
                    class="px-4 py-2 bg-koin-600 hover:bg-koin-700 disabled:opacity-50 disabled:cursor-not-allowed rounded-lg text-sm font-medium text-white transition">
                <span x-show="!loading">Generate Timeline</span>
                <span x-show="loading">Generating...</span>
            </button>
            <button x-show="result && result.queue && result.queue.length > 0" @click="saveQueue()"
                    :disabled="saving"
                    class="px-4 py-2 bg-emerald-600 hover:bg-emerald-700 disabled:opacity-50 rounded-lg text-sm font-medium text-white transition">
                <span x-show="!saving">Save Queue</span>
                <span x-show="saving">Saving...</span>
            </button>
        </div>
    </div>

    <!-- Summary Card -->
    <template x-if="result && result.summary">
        <div class="glass rounded-xl border border-gray-800 p-6">
            <div class="flex flex-wrap gap-6">
                <div>
                    <p class="text-xs text-gray-500">Signal</p>
                    <p class="text-lg font-bold" :class="{
                        'text-emerald-400': result.summary.signal === 'BUY',
                        'text-red-400': result.summary.signal === 'SELL',
                        'text-amber-400': result.summary.signal === 'HOLD'
                    }" x-text="result.summary.signal"></p>
                </div>
                <div>
                    <p class="text-xs text-gray-500">Current Price</p>
                    <p class="text-lg font-bold text-white font-mono" x-text="'Rp ' + KK.fmtPrice(result.current_price)"></p>
                </div>
                <div>
                    <p class="text-xs text-gray-500">Total Entries</p>
                    <p class="text-lg font-bold text-white" x-text="result.summary.total_entries"></p>
                </div>
                <div>
                    <p class="text-xs text-gray-500">Total Invested</p>
                    <p class="text-lg font-bold text-white font-mono" x-text="'Rp ' + formatNum(result.summary.total_invested_idr)"></p>
                </div>
                <div>
                    <p class="text-xs text-gray-500">Expected Profit</p>
                    <p class="text-lg font-bold font-mono" :class="result.summary.total_profit_idr > 0 ? 'text-emerald-400' : 'text-red-400'"
                       x-text="'Rp ' + formatNum(result.summary.total_profit_idr)"></p>
                </div>
                <div>
                    <p class="text-xs text-gray-500">Total Fees</p>
                    <p class="text-lg font-bold text-amber-400 font-mono" x-text="'Rp ' + formatNum(result.summary.total_fees_idr)"></p>
                </div>
                <div>
                    <p class="text-xs text-gray-500">Net Return</p>
                    <p class="text-lg font-bold font-mono" :class="result.summary.net_return_pct > 0 ? 'text-emerald-400' : 'text-red-400'"
                       x-text="KK.fmtPct(result.summary.net_return_pct, 2)"></p>
                </div>
            </div>
        </div>
    </template>

    <!-- Queue Timeline -->
    <template x-if="result && result.queue && result.queue.length > 0">
        <div class="glass rounded-xl border border-gray-800 overflow-hidden">
            <div class="p-4 border-b border-gray-800">
                <h3 class="text-lg font-semibold text-white">Prediction Queue</h3>
                <p class="text-xs text-gray-500" x-text="result.prediction_date + ' | ' + result.timeframe"></p>
            </div>

            <!-- Timeline visual -->
            <div class="divide-y divide-gray-800/50">
                <template x-for="entry in result.queue" :key="entry.sequence_num">
                    <div class="p-4 hover:bg-gray-800/30 transition">
                        <div class="flex items-start gap-4">
                            <!-- Step indicator -->
                            <div class="flex-shrink-0 w-10 h-10 rounded-full flex items-center justify-center text-sm font-bold"
                                 :class="entry.action === 'BUY' ? 'bg-emerald-900/50 text-emerald-400 border border-emerald-700' : 'bg-red-900/50 text-red-400 border border-red-700'">
                                <span x-text="'#' + entry.sequence_num"></span>
                            </div>

                            <!-- Entry details -->
                            <div class="flex-1 min-w-0">
                                <div class="flex flex-wrap items-center gap-3 mb-2">
                                    <span class="px-2 py-0.5 rounded text-xs font-bold"
                                          :class="entry.action === 'BUY' ? 'bg-emerald-900/50 text-emerald-400' : 'bg-red-900/50 text-red-400'"
                                          x-text="entry.action"></span>
                                    <span class="font-mono text-white" x-text="'Rp ' + KK.fmtPrice(entry.predicted_price)"></span>
                                    <span class="text-xs text-gray-500" x-text="'x ' + formatQty(entry.quantity)"></span>
                                </div>

                                <p class="text-sm text-gray-400 mb-2" x-text="entry.reason"></p>

                                <div class="flex flex-wrap gap-4 text-xs">
                                    <div>
                                        <span class="text-gray-500">Cash:</span>
                                        <span class="font-mono text-white" x-text="'Rp ' + formatNum(entry.cash_amount)"></span>
                                    </div>
                                    <div>
                                        <span class="text-gray-500">Fee:</span>
                                        <span class="font-mono text-amber-400" x-text="'Rp ' + formatNum(entry.fee_amount)"></span>
                                    </div>
                                    <template x-if="entry.profit !== null && entry.profit !== undefined">
                                        <div>
                                            <span class="text-gray-500">Profit:</span>
                                            <span class="font-mono" :class="entry.profit > 0 ? 'text-emerald-400' : 'text-red-400'"
                                                  x-text="'Rp ' + formatNum(entry.profit)"></span>
                                        </div>
                                    </template>
                                    <div>
                                        <span class="text-gray-500">Units:</span>
                                        <span class="font-mono text-gray-300" x-text="formatQty(entry.accumulated_units)"></span>
                                    </div>
                                    <div>
                                        <span class="text-gray-500">Cash left:</span>
                                        <span class="font-mono text-gray-300" x-text="'Rp ' + formatNum(entry.accumulated_cash)"></span>
                                    </div>
                                    <template x-if="entry.confidence">
                                        <div>
                                            <span class="text-gray-500">Confidence:</span>
                                            <span class="font-mono text-koin-400" x-text="KK.fmtPct(entry.confidence, 1)"></span>
                                        </div>
                                    </template>
                                </div>
                            </div>
                        </div>
                    </div>
                </template>
            </div>
        </div>
    </template>

    <!-- Money Management Details -->
    <template x-if="result && result.money_mgmt && Object.keys(result.money_mgmt).length > 0">
        <div class="glass rounded-xl border border-gray-800 p-6">
            <h3 class="text-lg font-semibold text-white mb-4">Money Management</h3>
            <div class="grid grid-cols-1 md:grid-cols-3 gap-4">
                <!-- Fixed Fractional -->
                <template x-if="result.money_mgmt.fixed_fractional">
                    <div class="bg-gray-900/50 rounded-lg p-3">
                        <p class="text-sm font-semibold text-gray-300 mb-2">Capital Split</p>
                        <div class="space-y-1 text-xs">
                            <div class="flex justify-between">
                                <span class="text-gray-500">Active (75%)</span>
                                <span class="font-mono text-emerald-400" x-text="'Rp ' + formatNum(result.money_mgmt.fixed_fractional.active_capital)"></span>
                            </div>
                            <div class="flex justify-between">
                                <span class="text-gray-500">Reserve (25%)</span>
                                <span class="font-mono text-amber-400" x-text="'Rp ' + formatNum(result.money_mgmt.fixed_fractional.reserve_capital)"></span>
                            </div>
                        </div>
                    </div>
                </template>

                <!-- Net of Fee -->
                <template x-if="result.money_mgmt.net_of_fee">
                    <div class="bg-gray-900/50 rounded-lg p-3">
                        <p class="text-sm font-semibold text-gray-300 mb-2">Fee Impact</p>
                        <div class="space-y-1 text-xs">
                            <div class="flex justify-between">
                                <span class="text-gray-500">Roundtrip Fee</span>
                                <span class="font-mono text-amber-400" x-text="KK.fmtPct(result.money_mgmt.net_of_fee.roundtrip_fee_pct, 2)"></span>
                            </div>
                            <div class="flex justify-between">
                                <span class="text-gray-500">Breakeven Move</span>
                                <span class="font-mono text-white" x-text="KK.fmtPct(result.money_mgmt.net_of_fee.breakeven_move_pct, 3)"></span>
                            </div>
                        </div>
                    </div>
                </template>

                <!-- Position Sizer -->
                <template x-if="result.money_mgmt.position_sizer">
                    <div class="bg-gray-900/50 rounded-lg p-3">
                        <p class="text-sm font-semibold text-gray-300 mb-2">Position Size</p>
                        <div class="space-y-1 text-xs">
                            <div class="flex justify-between">
                                <span class="text-gray-500">Size</span>
                                <span class="font-mono text-white" x-text="'Rp ' + formatNum(result.money_mgmt.position_sizer.position_size_idr)"></span>
                            </div>
                            <div class="flex justify-between">
                                <span class="text-gray-500">Risk</span>
                                <span class="font-mono text-red-400" x-text="KK.fmtPct(result.money_mgmt.position_sizer.risk_pct, 1) + ' (' + formatNum(result.money_mgmt.position_sizer.risk_amount_idr) + ')'"></span>
                            </div>
                        </div>
                    </div>
                </template>
            </div>
        </div>
    </template>

    <!-- Empty state -->
    <template x-if="!result && !loading">
        <div class="glass rounded-xl border border-gray-800 p-12 text-center">
            <p class="text-gray-500 text-lg mb-2">Pilih {{ item_label|lower }} dan generate timeline</p>
            <p class="text-gray-600 text-sm">Timeline akan menampilkan antrian beli/jual dengan perhitungan fee 0.31%</p>
        </div>
    </template>

    <!-- Saved message -->
    <template x-if="savedMsg">
        <div class="glass rounded-xl border border-emerald-800 bg-emerald-900/20 p-4 text-center">
            <p class="text-emerald-400" x-text="savedMsg"></p>
        </div>
    </template>
</div>

<script>
function timelineApp() {
    return {
        coinId: '',
        timeframe: '1h',
        predDate: new Date().toISOString().split('T')[0],
        loading: false,
        saving: false,
        result: null,
        savedMsg: '',

        async generate() {
            if (!this.coinId) return;
            this.loading = true;
            this.result = null;
            this.savedMsg = '';
            try {
                const params = new URLSearchParams({
                    timeframe: this.timeframe,
                    date: this.predDate,
                });
                const resp = await fetch(`/api/v1/timeline/generate/${this.coinId}?${params}`);
                this.result = await resp.json();
            } catch (e) {
                console.error(e);
            }
            this.loading = false;
        },

        async saveQueue() {
            if (!this.coinId || !this.result) return;
            this.saving = true;
            try {
                const params = new URLSearchParams({
                    timeframe: this.timeframe,
                    date: this.predDate,
                });
                const resp = await fetch(`/api/v1/timeline/generate/${this.coinId}/save?${params}`, {
                    method: 'POST',
                });
                const data = await resp.json();
                this.savedMsg = `Saved ${data.saved} entries for ${data.prediction_date}`;
            } catch (e) {
                console.error(e);
            }
            this.saving = false;
        },

        formatNum(n) { return KK.fmtIdr(n); },

        formatQty(n) { return KK.fmtQty(n); }
    }
}
</script>
{% endblock %}