2026FIFAWorldCup/platform/web/app/rlm/page.tsx

'use client';

import { useState } from 'react';
import { detectReverseLineMovement, type RlmResponse, type RlmRequestPayload } from '@/lib/analytics-api';
import { RLMRadarBoard } from '@/components/RLMRadarBoard';

export default function RlmPage() {
  const [matchId, setMatchId] = useState('MATCH-RLM-2026-01');
  const [marketType, setMarketType] = useState('1x2');
  const [selection, setSelection] = useState('home');
  const [ticketThreshold, setTicketThreshold] = useState(80);
  const [oddsChangeThreshold, setOddsChangeThreshold] = useState(0.05);
  const [loading, setLoading] = useState(false);
  const [errorMessage, setErrorMessage] = useState('');
  const [result, setResult] = useState<RlmResponse | null>(null);

  async function runRlm() {
    setLoading(true);
    setErrorMessage('');
    try {
      const payload: RlmRequestPayload = {
        match_id: matchId,
        market_type: marketType,
        selection,
        ticket_threshold: ticketThreshold,
        odds_change_threshold: oddsChangeThreshold,
      };
      const data = await detectReverseLineMovement(payload);
      setResult(data);
    } catch (error) {
      setErrorMessage(error instanceof Error ? error.message : '反向盤口偵測暫時無法使用');
      setResult(null);
    } finally {
      setLoading(false);
    }
  }

  return (
    <div className="space-y-4">
      <h2 className="dot-matrix text-2xl text-[#7d2a15]">反向盤口移動追蹤</h2>
      <section className="panel-glow rounded-2xl border-dashed p-4">
        <p className="text-sm leading-6 text-[#7a5b46]">
          此頁只在同時有資金流與開收盤賠率時才會產生警示；預設欄位只是偵測器參數，不代表正式賽事訊號。
        </p>
      </section>

      <section className="panel-glow rounded-2xl p-4">
        <h3 className="dot-matrix text-lg text-[#7d2a15]">偵測條件</h3>
        <div className="mt-3 grid gap-3 md:grid-cols-2 lg:grid-cols-4">
          <label className="text-sm text-[#7a5b46]">
            場次 ID
            <input
              className="mt-2 w-full rounded-lg border border-[#e0c6a8] bg-white/70 px-3 py-2"
              value={matchId}
              onChange={(event) => setMatchId(event.target.value)}
            />
          </label>
          <label className="text-sm text-[#7a5b46]">
            市場類型
            <input
              className="mt-2 w-full rounded-lg border border-[#e0c6a8] bg-white/70 px-3 py-2"
              value={marketType}
              onChange={(event) => setMarketType(event.target.value)}
            />
          </label>
          <label className="text-sm text-[#7a5b46]">
            選項
            <input
              className="mt-2 w-full rounded-lg border border-[#e0c6a8] bg-white/70 px-3 py-2"
              value={selection}
              onChange={(event) => setSelection(event.target.value)}
            />
          </label>
          <label className="text-sm text-[#7a5b46]">
            票據偏好門檻（%）
            <input
              className="mt-2 w-full rounded-lg border border-[#e0c6a8] bg-white/70 px-3 py-2"
              type="number"
              value={ticketThreshold}
              onChange={(event) => setTicketThreshold(Number(event.target.value))}
            />
          </label>
          <label className="text-sm text-[#7a5b46]">
            賠率上拋門檻
            <input
              className="mt-2 w-full rounded-lg border border-[#e0c6a8] bg-white/70 px-3 py-2"
              type="number"
              step={0.01}
              value={oddsChangeThreshold}
              onChange={(event) => setOddsChangeThreshold(Number(event.target.value))}
            />
          </label>
        </div>

        <div className="mt-4">
          <button
            className="rounded-lg bg-[#7d2a15] px-4 py-2 text-white"
            type="button"
            onClick={runRlm}
            disabled={loading}
          >
            {loading ? '偵測中…' : '執行反向盤口偵測'}
          </button>
        </div>
        {errorMessage ? <p className="mt-3 text-xs text-[#8c2f2f]">{errorMessage}</p> : null}
      </section>

      <RLMRadarBoard
        alerts={(result?.alerts || []).map((a) => ({
          matchName: a.match_id,
          market: a.market_type,
          selection: a.selection,
          ticketPct: a.ticket_pct,
          handlePct: a.handle_pct,
          openingOdds: a.opening_odds,
          currentOdds: a.current_odds,
        }))}
      />
      <section className="panel-glow rounded-2xl p-4">
        <p className="text-sm text-[#7a5b46]">
          偵測總筆數：{result?.total ?? 0}
          {' '}
          | 觸發異常：{result?.alerts ? result.alerts.filter((item) => item.is_triggered).length : 0}
        </p>
      </section>
    </div>
  );
}