src/views/LiveView.vue

<template>
  <div class="live">
    <!-- Toolbar: assets + mode -->
    <header class="toolbar">
      <div class="toolbar__left">
        <AssetTabs v-model="asset" :ordered-assets="orderedAssets" />
      </div>
      <div class="toolbar__right">
        <div class="mode">
          <button class="mode__btn" :class="{ 'is-active': mode==='usd' }" @click="mode='usd'">$</button>
          <button class="mode__btn" :class="{ 'is-active': mode==='pct' }" @click="mode='pct'">%</button>
        </div>
      </div>
    </header>

    <!-- Chart -->
    <section class="panel panel--chart">
      <CompareChartE
        v-if="winnersForChart.length"
        :selected="winnersForChart"
        :visible="true"
        :mode="mode"
      />
      <div v-else class="empty">
        No data for <strong>{{ asset }}</strong> yet. Check Supabase runs or try another asset.
      </div>
    </section>

    <!-- F1 Scoreboard Cards -->
    <section class="panel panel--cards" v-if="cards.length">
      <div class="cards-grid-f1">
        <article
          v-for="c in cards"
          :key="c.key"
          class="card-f1"
          :class="{ winner: c.isWinner, bh: c.kind==='bh', neg: (c.gapUsd ?? 0) < 0, pos: (c.gapUsd ?? 0) >= 0 }"
          :style="{ '--bar': (c.barPct ?? 0) + '%'}"
        >
          <!-- Crown -->
          <span v-if="c.isWinner" class="crown" aria-label="Top performer">👑</span>

          <!-- Header: logo + names -->
          <header class="head">
            <div class="logo">
              <img v-if="c.logo" :src="c.logo" alt="" />
              <div v-else class="logo__fallback" aria-hidden="true"></div>
            </div>
            <div class="names">
              <div class="agent">{{ c.kind==='bh' ? 'Buy & Hold' : c.title }}</div>
              <div class="model">{{ c.subtitle }}</div>
            </div>
          </header>

          <!-- Net value row -->
          <div class="net">
            <div class="net__label">Net value</div>
            <div class="net__value">{{ fmtUSD(c.balance) }}</div>
          </div>

          <!-- Performance bar (vs B&H) -->
          <div class="bar" :class="{ neg: (c.gapUsd ?? 0) < 0, pos: (c.gapUsd ?? 0) >= 0 }">
            <span :style="{ width: (c.barPct ?? 0) + '%' }"></span>
          </div>

          <!-- Bottom row: chips + EOD -->
          <div class="bottom">
            <div class="chips">
              <span class="chip" :class="{ pos: profitOf(c) >= 0, neg: profitOf(c) < 0 }">
                {{ signedMoney(profitOf(c)) }}
              </span>
              <span class="chip" :class="{ pos: (c.gapUsd ?? 0) >= 0, neg: (c.gapUsd ?? 0) < 0 }">
                <template v-if="c.kind==='agent'">
                  <template v-if="mode==='usd'">{{ signedMoney(c.gapUsd) }}</template>
                  <template v-else>{{ signedPct(c.gapPct) }}</template>
                </template>
                <template v-else>—</template>
              </span>
            </div>
            <div class="eod">EOD {{ c.date ? new Date(c.date).toLocaleDateString() : '–' }}</div>
          </div>
        </article>
      </div>
    </section>

    <section v-else class="panel panel--cards">
      <div class="empty">No card data yet for <strong>{{ asset }}</strong>.</div>
    </section>
  </div>
</template>

<script setup>
import { ref, computed, onMounted, watch, shallowRef } from 'vue'
import AssetTabs from '../components/AssetTabs.vue'
import CompareChartE from '../components/CompareChartE.vue'
import { dataService } from '../lib/dataService'

/* --- same helpers as chart --- */
import { getAllDecisions } from '../lib/dataCache'
import { readAllRawDecisions } from '../lib/idb'
import { filterRowsToNyseTradingDays } from '../lib/marketCalendar'
import { STRATEGIES } from '../lib/strategies'
import { computeBuyHoldEquity, computeStrategyEquity } from '../lib/perf'

/* ---------- config ---------- */
const orderedAssets = ['BTC','ETH','MSFT','BMRN','TSLA'] // (MRNA removed)
const EXCLUDED_AGENT_NAMES = new Set(['vanilla', 'vinilla']) // case-insensitive

const ASSET_ICONS = {
  BTC: new URL('../assets/images/assets_images/BTC.png', import.meta.url).href,
  ETH: new URL('../assets/images/assets_images/ETH.png', import.meta.url).href,
  MSFT: new URL('../assets/images/assets_images/MSFT.png', import.meta.url).href,
  BMRN: new URL('../assets/images/assets_images/BMRN.png', import.meta.url).href,
  TSLA: new URL('../assets/images/assets_images/TSLA.png', import.meta.url).href,
}
const AGENT_LOGOS = {
  'TradeAgent': new URL('../assets/images/agents_images/tradeagent.png', import.meta.url).href,
  'HedgeFundAgent': new URL('../assets/images/agents_images/hedgefund.png', import.meta.url).href,
  'DeepFundAgent': new URL('../assets/images/agents_images/deepfund.png', import.meta.url).href,
  'InvestorAgent': new URL('../assets/images/agents_images/investor.png', import.meta.url).href,
}
const ASSET_CUTOFF = { BTC: '2025-08-01' }

/* ---------- state ---------- */
const mode = ref('usd')
const asset = ref('BTC')
const rowsRef = ref([])
let allDecisions = []
const cards = shallowRef([])

/* ---------- bootstrap ---------- */
onMounted(async () => {
  try {
    if (!dataService.loaded && !dataService.loading) {
      await dataService.load(false)
    }
  } catch (e) { console.error('LiveView: dataService.load failed', e) }
  rowsRef.value = Array.isArray(dataService.tableRows) ? dataService.tableRows : []
  if (!orderedAssets.includes(asset.value)) asset.value = orderedAssets[0]

  allDecisions = getAllDecisions() || []
  if (!allDecisions.length) {
    try {
      const cached = await readAllRawDecisions()
      if (cached?.length) allDecisions = cached
    } catch {}
  }
})

/* ---------- helpers ---------- */
const fmtUSD = (n) => (n ?? 0).toLocaleString(undefined, { style: 'currency', currency: 'USD', maximumFractionDigits: 2 })
const signedMoney = (n) => `${n >= 0 ? '+' : '−'}${fmtUSD(Math.abs(n))}`
const signedPct = (p) => `${(p >= 0 ? '+' : '−')}${Math.abs(p * 100).toFixed(2)}%`
const score = (row) => (typeof row.balance === 'number' ? row.balance : -Infinity)
const profitOf = (c) => (typeof c?.profitUsd === 'number' ? c.profitUsd : ((c?.balance ?? 0) - 100000))

/* rows for selected asset (exclude vanilla/vinilla) - only show long_only strategy like leaderboard */
const filteredRows = computed(() =>
  (rowsRef.value || []).filter(r => {
    if (r.asset !== asset.value) return false
    if (r.strategy !== 'long_only') return false  // 只显示 Aggressive Long Only 策略
    const name = (r?.agent_name || '').toLowerCase()
    return !EXCLUDED_AGENT_NAMES.has(name)
  })
)

/* winners: best model per agent (by leaderboard balance) */
const winners = computed(() => {
  const byAgent = new Map()
  for (const r of filteredRows.value) {
    const k = r.agent_name
    const cur = byAgent.get(k)
    if (!cur || score(r) > score(cur)) byAgent.set(k, r)
  }
  const result = [...byAgent.values()]
  console.log('[Live winners from leaderboard]', result.map(r => ({
    agent: r.agent_name,
    model: r.model,
    strategy: r.strategy,
    balance: r.balance
  })))
  return result
})

/* chart selections */
const winnersForChart = computed(() =>
  winners.value.map(w => ({
    agent_name:  w.agent_name,
    asset:       w.asset,
    model:       w.model,
    strategy:    w.strategy,
    decision_ids: Array.isArray(w.decision_ids) ? w.decision_ids : undefined
  }))
)

/* stable key to avoid identity churn */
const winnersKey = computed(() => {
  const sels = winnersForChart.value || []
  return sels.map(s => `${s.agent_name}|${s.asset}|${s.model}|${s.strategy}|${(s.decision_ids?.length||0)}`).join('||')
})

/* ---------- PERF (chart parity) ---------- */
async function buildSeq(sel) {
  const { agent_name: agentName, asset: assetCode, model } = sel
  const ids = Array.isArray(sel.decision_ids) ? sel.decision_ids : []
  let seq = ids.length
    ? allDecisions.filter(r => ids.includes(r.id))
    : allDecisions.filter(r => r.agent_name === agentName && r.asset === assetCode && r.model === model)

  seq.sort((a,b) => (a.date > b.date ? 1 : -1))

  // 如果使用了 decision_ids，数据已经预过滤，不需要再次处理
  // 只有在没有 decision_ids 时才需要过滤交易日
  if (!ids.length) {
    const isCrypto = assetCode === 'BTC' || assetCode === 'ETH'
    if (!isCrypto) seq = await filterRowsToNyseTradingDays(seq)
    
    const cutoff = ASSET_CUTOFF[assetCode]
    if (cutoff) {
      const t0 = new Date(cutoff + 'T00:00:00Z')
      seq = seq.filter(r => new Date(r.date + 'T00:00:00Z') >= t0)
    }
  }
  
  return seq
}

async function computeEquities(sel) {
  const seq = await buildSeq(sel)
  if (!seq.length) return null

  const cfg = (STRATEGIES || []).find(s => s.id === sel.strategy) || { strategy: 'long_only', tradingMode: 'aggressive', fee: 0.0005 }
  
  console.log('[Live computeEquities]', {
    agent: sel.agent_name,
    model: sel.model,
    strategy: sel.strategy,
    config: cfg,
    seqLength: seq.length,
    decision_ids: sel.decision_ids?.length || 'none'
  })

  const stratY = computeStrategyEquity(seq, 100000, cfg.fee, cfg.strategy, cfg.tradingMode) || []
  const bhY    = computeBuyHoldEquity(seq, 100000) || []
  const lastIdx = Math.min(stratY.length, bhY.length) - 1
  if (lastIdx < 0) return null
  
  console.log('[Live computeEquities result]', {
    agent: sel.agent_name,
    stratLast: stratY[lastIdx],
    bhLast: bhY[lastIdx]
  })

  return { date: seq[lastIdx].date, stratLast: stratY[lastIdx], bhLast: bhY[lastIdx] }
}

/* build cards whenever winners/asset change */
let computing = false
watch(
  () => [asset.value, winnersKey.value],
  async () => {
    if (computing) return
    if (!winnersForChart.value.length) { cards.value = []; return }
    computing = true
    try {
      const perfs = (await Promise.all(
        winnersForChart.value.map(async sel => ({ sel, perf: await computeEquities(sel) }))
      )).filter(x => x.perf)

      if (!perfs.length) { cards.value = []; return }

      // Buy & Hold card from the asset’s aligned BH series
      const first = perfs[0]
      const assetCode = first.sel.asset
      const bhCard = {
        key: `bh|${assetCode}`,
        kind: 'bh',
        title: 'Buy & Hold',
        subtitle: assetCode,
        balance: first.perf.bhLast,
        date: first.perf.date,
        logo: ASSET_ICONS[assetCode] || null,
        profitUsd: (first.perf.bhLast ?? 0) - 100000,
        gapUsd: 0,
        gapPct: 0,
        isWinner: false,
        rank: null,
        barPct: 0
      }

      // Agent cards (gap vs BH)
      const agentCards = perfs.map(({ sel, perf }) => {
        const gapUsd = perf.stratLast - perf.bhLast
        const gapPct = perf.bhLast > 0 ? (perf.stratLast / perf.bhLast - 1) : 0
        const profitUsd = (perf.stratLast ?? 0) - 100000
        return {
          key: `agent|${sel.agent_name}|${sel.model}`,
          kind: 'agent',
          title: sel.agent_name,
          subtitle: sel.model,
          balance: perf.stratLast,
          date: perf.date,
          logo: AGENT_LOGOS[sel.agent_name] || null,
          gapUsd, gapPct,
          profitUsd,
          isWinner: false,
          rank: null,
          barPct: 0
        }
      })

      // Rank by balance (agents only)
      agentCards.sort((a,b) => (b.balance ?? -Infinity) - (a.balance ?? -Infinity))
      agentCards.forEach((c, i) => { c.rank = i + 1 })

      // Winner flag
      if (agentCards.length) agentCards[0].isWinner = true

      // Perf bar width scaled to max |gapUsd|
      const maxAbsGap = Math.max(1, ...agentCards.map(c => Math.abs(c.gapUsd ?? 0)))
      agentCards.forEach(c => { c.barPct = Math.max(3, Math.round((Math.abs(c.gapUsd ?? 0) / maxAbsGap) * 100)) })

      // Build final list: BH first, then agents in rank order
      cards.value = [bhCard, ...agentCards].slice(0,5)
    } catch (e) {
      console.error('LiveView: compute cards failed', e)
      cards.value = []
    } finally { computing = false }
  },
  { immediate: true }
)
</script>

<style scoped>
.live { max-width: 1280px; margin: 0 auto; padding: 12px 20px 28px; background: #ffffff; padding-bottom: 56px; }

/* toolbar */
.toolbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 8px 0 10px; background: #ffffff; color: #0f172a; border-bottom: 1px solid #E7ECF3; }
.mode__btn { height: 30px; min-width: 40px; padding: 0 10px; border-radius: 10px; border: 1px solid #D7DDE7; background: #ffffff; font-weight: 700; color: #0f172a; }
.mode__btn.is-active { background: #0f172a; color: #ffffff; border-color: #0f172a; }

/* panels */
.panel { background: #ffffff; border: 1px solid #E7ECF3; border-radius: 14px; }
.panel--chart { padding: 10px 10px 2px; }
.panel--cards { padding: 12px; }

/* empty */
.empty { padding: 14px; border: 1px dashed #D7DDE7; border-radius: 12px; color: #6B7280; font-size: .92rem; background: #ffffff; }

/* GRID */
.cards-grid-f1 { display: grid; gap: 12px; grid-template-columns: repeat(5, minmax(0,1fr)); }
@media (max-width: 1400px) { .cards-grid-f1 { grid-template-columns: repeat(4, minmax(0,1fr)); } }
@media (max-width: 1100px) { .cards-grid-f1 { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 900px)  { .cards-grid-f1 { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 640px)  { .cards-grid-f1 { grid-template-columns: 1fr; } }

/* F1 Card */
.card-f1 {
  position: relative;
  display: grid;
  grid-template-rows: auto auto auto; /* head, net, bottom */
  gap: 10px;
  padding: 16px 16px 18px;
  min-height: 210px;
  border-radius: 14px;
  background: linear-gradient(145deg,#ffffff,#fafbfd 55%,#ffffff 100%);
  border: 1px solid #E7ECF3;
  box-shadow: 0 1px 2px rgba(16,24,40,.03), 0 4px 12px rgba(16,24,40,.04);
  color: #0f172a;
  transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
}
.card-f1:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(16,24,40,.08); border-color: #D9E2EF; }
.card-f1.winner { border-color: #16a34a; box-shadow: 0 0 0 2px rgba(22,163,74,.18), 0 10px 26px rgba(16,24,40,.10); }
.card-f1.bh { border-style: dashed; opacity: 1; }

/* Rank / Crown */
.rank { 
  position: absolute; 
  top: 10px; 
  left: 12px; 
  font-weight: 900; 
  font-size: 18px; 
  color: rgba(15,23,42,.30); 
  letter-spacing: .04em;
}
.rank.bh-badge { 
  font-size: 12px; 
  background: rgba(15,23,42,.06); 
  padding: 2px 6px; 
  border-radius: 6px; 
  color: #4b5563;
}
.crown { 
  position: absolute; 
  top: 12px; 
  right: 12px; 
  font-size: 18px; 
  filter: drop-shadow(0 1px 1px rgba(0,0,0,.12));
}

/* Head */
.head { 
  display: grid; 
  grid-template-columns: 40px minmax(0,1fr); 
  align-items: center; 
  gap: 10px;
}
.logo { width: 40px; height: 40px; border-radius: 10px; background: #f3f4f6; display: grid; place-items: center; overflow: hidden; border: 1px solid #E7ECF3; }
.logo img { width: 100%; height: 100%; object-fit: contain; }
.logo__fallback { width: 60%; height: 60%; border-radius: 6px; background: #e5e7eb; }
.names { min-width: 0; }
.agent { font-size: 16px; font-weight: 900; letter-spacing: .02em; text-transform: uppercase; color: #0f172a; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.model { font-size: 11px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; color: #64748b; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Net row */
.net { display: grid; grid-template-columns: 1fr auto; align-items: end; }
.net__label { font-size: 12px; color: #6b7280; }
.net__value { font-size: clamp(18px, 2.2vw, 25px); font-weight: 700; letter-spacing: -.01em; color: #0f172a; }

/* Bar vs B&H */
.bar { height: 6px; border-radius: 999px; background: #F2F4F8; overflow: hidden; border: 1px solid #E7ECF3; }
.bar span { display: block; height: 100%; background: linear-gradient(90deg,#16a34a,#22c55e); width: var(--bar, 40%); transition: width .5s ease; }
.bar.neg span { background: linear-gradient(90deg,#ef4444,#dc2626); }

/* Bottom */
.bottom { display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto auto; align-items: end; gap: 8px; }
.chips{
  grid-column:1 / -1;               /* span both columns on row 1 */
  grid-row:1;
  display:inline-flex;
  gap:8px;
  flex-wrap:wrap;                   /* chips can wrap within row 1 */
}
.eod{
  grid-column:2;                    /* row 2, right column */
  grid-row:2;
  justify-self:end;                 /* align to the right */
  /* allow wrapping if needed; remove nowrap */
  font-size:12px;
  color:#6b7280;
}
.chip { font-size: 12px; font-weight: 800; padding: 4px 8px; border-radius: 999px; background: #F6F8FB; color: #0f172a; border: 1px solid #E7ECF3; }
.chip.pos { color: #0e7a3a; background: #E9F7EF; border-color: #d7f0e0; }
.chip.neg { color: #B91C1C; background: #FBEAEA; border-color: #F3DADA; }
</style>