Files
web-page/src/pages/lotto/Functions.jsx
gahusb 8fcfb6b000 로또 종합 추론 번호 추천 기능 추가
5가지 통계 기법(빈도Z-score·조합지문·갭분석·공동출현·다양성)을
기법별 가중치(30/25/20/15/10%)로 투표 집계하여 최적 6개 번호 도출.
- 기법별 추천 번호 시각화 (최종 번호 하이라이트)
- 투표 참여 기법 수 점 표시 (최대 5개)
- 조합 품질 점수 5차원 바 차트
- 추천 이력 히스토리 누적 저장

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-25 08:40:35 +09:00

1584 lines
79 KiB
JavaScript

import React, { useEffect, useMemo, useRef, useState } from 'react';
import {
deleteHistory, getHistory, getLatest, getStats, recommend,
getBestPicks, getAnalysis, triggerSimulate,
getPerformanceStats, getLatestReport, getReportHistory,
getPersonalAnalysis, getPurchases, getPurchaseStats,
addPurchase, updatePurchase, deletePurchase,
getCombinedRecommend, getCombinedHistory,
} from '../../api';
/* ─────────────────────────────────────────────
공통 유틸
───────────────────────────────────────────── */
const fmtKST = (value) => value?.replace('T', ' ') ?? '';
const fmtWon = (n) => {
if (n == null || isNaN(Number(n))) return '-';
return new Intl.NumberFormat('ko-KR').format(Math.round(Number(n))) + '원';
};
const ballClass = (n) => {
if (n <= 10) return 'lotto-ball range-a';
if (n <= 20) return 'lotto-ball range-b';
if (n <= 30) return 'lotto-ball range-c';
if (n <= 40) return 'lotto-ball range-d';
return 'lotto-ball range-e';
};
const Ball = ({ n }) => <span className={ballClass(n)}>{n}</span>;
const NumberRow = ({ nums }) => (
<div className="lotto-row">
{nums.map((n) => <Ball key={n} n={n} />)}
</div>
);
/* ─────────────────────────────────────────────
기존 통계 헬퍼
───────────────────────────────────────────── */
const bucketOrder = ['1-10', '11-20', '21-30', '31-40', '41-45'];
const STATS_CACHE_KEY = 'lotto_stats_v1';
const BEST_PICKS_DEFAULT_SHOW = 5;
const readStatsCache = () => {
if (typeof window === 'undefined') return null;
try {
const raw = localStorage.getItem(STATS_CACHE_KEY);
if (!raw) return null;
const parsed = JSON.parse(raw);
if (!parsed || !Array.isArray(parsed.frequency)) return null;
return parsed;
} catch { return null; }
};
const writeStatsCache = (data) => {
if (typeof window === 'undefined') return;
try { localStorage.setItem(STATS_CACHE_KEY, JSON.stringify(data)); } catch {}
};
const buildFrequencySeries = (frequency) => {
const map = new Map();
(frequency ?? []).forEach((item) => {
const number = Number(item?.number);
const count = Number(item?.count) || 0;
if (Number.isFinite(number) && number >= 1 && number <= 45) map.set(number, count);
});
const series = Array.from({ length: 45 }, (_, idx) => ({
number: idx + 1, count: map.get(idx + 1) ?? 0,
}));
const max = Math.max(1, ...series.map((item) => item.count));
return { series, max };
};
const buildMetricsFromCounts = (counts) => {
if (!counts?.length) return null;
const total = counts.reduce((acc, v) => acc + v, 0);
if (!total) return null;
const min = Math.min(...counts), max = Math.max(...counts);
const odd = counts.reduce((acc, v, idx) => (idx % 2 === 0 ? acc + v : acc), 0);
const even = total - odd;
const buckets = {
'1-10': counts.slice(0, 10).reduce((a, b) => a + b, 0),
'11-20': counts.slice(10, 20).reduce((a, b) => a + b, 0),
'21-30': counts.slice(20, 30).reduce((a, b) => a + b, 0),
'31-40': counts.slice(30, 40).reduce((a, b) => a + b, 0),
'41-45': counts.slice(40, 45).reduce((a, b) => a + b, 0),
};
return { sum: total, min, max, range: max - min, odd, even, buckets };
};
const buildMetricsFromFrequency = (frequency) => {
if (!frequency?.length) return null;
const counts = Array.from({ length: 45 }, () => 0);
frequency.forEach((item) => {
const number = Number(item?.number), count = Number(item?.count) || 0;
if (number >= 1 && number <= 45) counts[number - 1] = count;
});
return buildMetricsFromCounts(counts);
};
const buildMetricsFromHistory = (items) => {
if (!items?.length) return null;
const counts = Array.from({ length: 45 }, () => 0);
items.forEach((item) => {
(item?.numbers ?? []).forEach((value) => {
const number = Number(value);
if (number >= 1 && number <= 45) counts[number - 1] += 1;
});
});
return buildMetricsFromCounts(counts);
};
const toBucketEntries = (metrics) => {
if (!metrics?.buckets) return [];
const ordered = bucketOrder
.filter((key) => Object.prototype.hasOwnProperty.call(metrics.buckets, key))
.map((key) => [key, metrics.buckets[key]]);
const rest = Object.entries(metrics.buckets)
.filter(([key]) => !bucketOrder.includes(key))
.sort((a, b) => Number(a[0].split('-')[0]) - Number(b[0].split('-')[0]));
return [...ordered, ...rest];
};
/* ─────────────────────────────────────────────
SubComponents — 기존
───────────────────────────────────────────── */
const MetricBlock = ({ title, metrics }) => {
if (!metrics) return null;
const buckets = toBucketEntries(metrics);
const maxBucket = buckets.length ? Math.max(...buckets.map(([, v]) => Number(v) || 0), 1) : 1;
const odd = Number(metrics.odd) || 0;
const even = Number(metrics.even) || 0;
const totalOE = odd + even || 1;
const oddPct = (odd / totalOE) * 100;
return (
<div className="lotto-metrics">
<div className="lotto-metrics__head">
<p className="lotto-metrics__title">{title}</p>
<span className="lotto-metrics__sum"> 출현 횟수 {metrics.sum ?? '-'}</span>
</div>
<div className="lotto-metric-cards">
<div className="lotto-metric-card">
<p className="lotto-metric-card__label">최소 출현</p>
<p className="lotto-metric-card__value">{metrics.min ?? '-'}</p>
</div>
<div className="lotto-metric-card">
<p className="lotto-metric-card__label">최대 출현</p>
<p className="lotto-metric-card__value">{metrics.max ?? '-'}</p>
</div>
<div className="lotto-metric-card">
<p className="lotto-metric-card__label">출현 편차</p>
<p className="lotto-metric-card__value">{metrics.range ?? '-'}</p>
</div>
</div>
<div className="lotto-odd-even">
<div className="lotto-odd-even__labels">
<span> {odd}</span><span> {even}</span>
</div>
<div className="lotto-odd-even__bar" aria-hidden>
<span className="lotto-odd-even__odd" style={{ width: `${oddPct}%` }} />
<span className="lotto-odd-even__even" style={{ width: `${100 - oddPct}%` }} />
</div>
</div>
{buckets.length ? (
<div className="lotto-buckets">
{buckets.map(([label, value]) => (
<div key={label} className="lotto-bucket">
<span className="lotto-bucket__label">{label}</span>
<div className="lotto-bucket__bar" aria-hidden>
<span style={{ width: `${((Number(value) || 0) / maxBucket) * 100}%` }} />
</div>
<span className="lotto-bucket__value">{value}</span>
</div>
))}
</div>
) : null}
</div>
);
};
const FrequencyChart = ({ stats }) => {
const { series, max } = useMemo(() => buildFrequencySeries(stats?.frequency), [stats]);
const ticks = useMemo(() => [max, Math.round(max * 0.5), 0], [max]);
if (!stats) return null;
return (
<div className="lotto-chart">
<div className="lotto-chart__y">
<span>횟수</span>
<div className="lotto-chart__ticks">
{ticks.map((value) => <span key={value}>{value}</span>)}
</div>
</div>
<div className="lotto-chart__plot" role="list">
{series.map((item) => {
const showLabel = item.number === 1 || item.number % 5 === 0;
return (
<div key={item.number} className="lotto-chart__col" role="listitem">
<span
className="lotto-chart__bar"
style={{ height: `${(item.count / max) * 100}%` }}
title={`${item.number}번: ${item.count}`}
aria-label={`${item.number}${item.count}`}
/>
<span className="lotto-chart__x" aria-hidden={!showLabel}>
{showLabel ? item.number : ''}
</span>
</div>
);
})}
</div>
</div>
);
};
/* ─────────────────────────────────────────────
SubComponents — 신규
───────────────────────────────────────────── */
/* 신뢰도 배너 */
const PerformanceBanner = ({ perf }) => {
if (!perf || perf.total_checked === 0) return null;
const imp = perf.vs_random?.improvement_pct ?? 0;
const prizeHits = (perf.by_rank?.rank_3 ?? 0) + (perf.by_rank?.rank_4 ?? 0) + (perf.by_rank?.rank_5 ?? 0);
return (
<div className="lotto-perf-banner">
<span className="lotto-perf-banner__label">신뢰도 지표</span>
<div className="lotto-perf-banner__items">
<div className="lotto-perf-banner__item">
<span className="lotto-perf-banner__val">{perf.total_checked}</span>
<span className="lotto-perf-banner__lbl">검증 회차</span>
</div>
<div className="lotto-perf-banner__divider" />
<div className="lotto-perf-banner__item">
<span className="lotto-perf-banner__val">{(perf.avg_correct ?? 0).toFixed(1)}</span>
<span className="lotto-perf-banner__lbl">평균 일치수</span>
</div>
<div className="lotto-perf-banner__divider" />
<div className="lotto-perf-banner__item">
<span className={`lotto-perf-banner__val ${imp > 0 ? 'is-pos' : ''}`}>
{imp > 0 ? '+' : ''}{imp.toFixed(1)}%
</span>
<span className="lotto-perf-banner__lbl">무작위 대비</span>
</div>
<div className="lotto-perf-banner__divider" />
<div className="lotto-perf-banner__item">
<span className="lotto-perf-banner__val">
{((perf.rate_3plus ?? 0) * 100).toFixed(1)}%
</span>
<span className="lotto-perf-banner__lbl">3 일치율</span>
</div>
{prizeHits > 0 && (
<>
<div className="lotto-perf-banner__divider" />
<div className="lotto-perf-banner__item">
<span className="lotto-perf-banner__val is-prize">{prizeHits}</span>
<span className="lotto-perf-banner__lbl">3~5 당첨</span>
</div>
</>
)}
</div>
</div>
);
};
/* 신뢰도 링 SVG */
const ConfidenceRing = ({ score }) => {
const r = 28, c = 2 * Math.PI * r;
const fill = (score / 100) * c;
const color = score >= 80 ? '#97c9aa' : score >= 60 ? '#fdd4b1' : '#f7a8a5';
return (
<svg width="72" height="72" viewBox="0 0 72 72" className="lotto-confidence-ring" aria-hidden>
<circle cx="36" cy="36" r={r} stroke="rgba(255,255,255,0.08)" strokeWidth="6" fill="none" />
<circle
cx="36" cy="36" r={r}
stroke={color} strokeWidth="6" fill="none"
strokeDasharray={`${fill} ${c - fill}`}
strokeLinecap="round"
transform="rotate(-90 36 36)"
/>
<text x="36" y="41" textAnchor="middle" fill={color} fontSize="16" fontWeight="600"
style={{ fontFamily: 'inherit' }}>
{score}
</text>
</svg>
);
};
/* ─────────────────────────────────────────────
종합 추론 추천 패널
───────────────────────────────────────────── */
const METHOD_META = {
frequency: { label: '빈도 Z-score', desc: '역대 출현 빈도가 기댓값보다 높은 번호', color: '#818cf8', icon: '📊' },
fingerprint: { label: '조합 지문', desc: '역대 당첨 조합의 합계·홀짝·구간 분포에 맞는 번호', color: '#fbbf24', icon: '🔏' },
gap: { label: '갭 분석', desc: '가장 오래 등장하지 않은 오버듀 번호', color: '#34d399', icon: '⏳' },
cooccur: { label: '공동 출현', desc: '역대에 함께 출현한 빈도가 높은 번호', color: '#f472b6', icon: '🔗' },
diversity: { label: '다양성', desc: '구간 커버리지와 번호 범위를 극대화한 번호', color: '#fb923c', icon: '🌈' },
};
const METHOD_ORDER = ['fingerprint', 'frequency', 'gap', 'cooccur', 'diversity'];
const SCORE_META = [
{ key: 'score_fingerprint', label: '조합 지문', color: '#fbbf24', weight: 30 },
{ key: 'score_frequency', label: '빈도 Z', color: '#818cf8', weight: 25 },
{ key: 'score_gap', label: '갭 분석', color: '#34d399', weight: 20 },
{ key: 'score_cooccur', label: '공동 출현', color: '#f472b6', weight: 15 },
{ key: 'score_diversity', label: '다양성', color: '#fb923c', weight: 10 },
];
const CombinedRecommendPanel = ({ combined, history, loading, histLoading, onRun, onCopy }) => {
const [histExpand, setHistExpand] = useState(false);
return (
<section className="lotto-panel lotto-panel--wide lotto-combined">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">AI · 종합 추론</p>
<h3>종합 추론 번호 추천</h3>
<p className="lotto-panel__sub">
5가지 통계 기법(빈도·지문··공동출현·다양성) 가중 투표로 합산해
최적 6 번호를 도출합니다.
</p>
</div>
<div className="lotto-panel__actions">
{loading && <span className="lotto-chip">분석 </span>}
<button className="button primary small" onClick={onRun} disabled={loading}>
{loading ? '추론 중…' : '🔮 종합 추론 실행'}
</button>
{history.length > 0 && (
<button className="button ghost small" onClick={() => setHistExpand(p => !p)}>
이력 {history.length} {histExpand ? '▲' : '▼'}
</button>
)}
</div>
</div>
{!combined && !loading && (
<p className="lotto-empty">버튼을 눌러 종합 추론을 실행하세요.</p>
)}
{combined && (
<>
{/* 기법별 추천 번호 */}
<div className="lotto-combined__methods">
{METHOD_ORDER.map((key) => {
const meta = METHOD_META[key];
const m = combined.methods?.[key];
if (!m) return null;
return (
<div key={key} className="lotto-combined__method">
<div className="lotto-combined__method-head">
<span className="lotto-combined__method-icon">{meta.icon}</span>
<div>
<p className="lotto-combined__method-name" style={{ color: meta.color }}>
{meta.label}
<span className="lotto-combined__method-weight"> ({m.weight_pct}%)</span>
</p>
<p className="lotto-combined__method-desc">{meta.desc}</p>
</div>
</div>
<div className="lotto-combined__method-nums">
{m.numbers.map((n) => {
const inFinal = combined.final_numbers.includes(n);
return (
<span
key={n}
className={`lotto-ball ${ballClass(n).replace('lotto-ball ', '')} ${inFinal ? 'is-final' : 'is-dim'}`}
>
{n}
</span>
);
})}
</div>
</div>
);
})}
</div>
{/* 최종 추론 결과 */}
<div className="lotto-combined__final">
<div className="lotto-combined__final-head">
<span className="lotto-combined__final-badge">종합 추론 결과</span>
{combined.deduped && (
<span className="lotto-chip lotto-chip--muted">중복 (이미 저장됨)</span>
)}
<button className="button ghost small" onClick={() => onCopy(combined.final_numbers)}>
복사
</button>
</div>
<div className="lotto-combined__final-balls">
{combined.final_numbers.map((n) => {
const votes = combined.vote_counts?.[String(n)] ?? 0;
return (
<div key={n} className="lotto-combined__final-ball-wrap">
<span className={ballClass(n)}>{n}</span>
<span className="lotto-combined__vote-dots">
{Array.from({ length: 5 }).map((_, i) => (
<span key={i} className={`lotto-combined__vote-dot ${i < votes ? 'is-on' : ''}`} />
))}
</span>
</div>
);
})}
</div>
<p className="lotto-combined__final-sub">
점은 해당 번호가 채택된 기법 (최대 5)
</p>
</div>
{/* 점수 바 */}
<div className="lotto-combined__scores">
<p className="lotto-combined__scores-title">조합 품질 점수</p>
{SCORE_META.map(({ key, label, color, weight }) => {
const val = combined.scores?.[key] ?? 0;
const pct = Math.round(val * 100);
return (
<div key={key} className="lotto-combined__score-row">
<span className="lotto-combined__score-label">{label}</span>
<span className="lotto-combined__score-weight">{weight}%</span>
<div className="lotto-combined__score-bar-wrap">
<div
className="lotto-combined__score-bar"
style={{ width: `${pct}%`, background: color }}
/>
</div>
<span className="lotto-combined__score-val">{pct}</span>
</div>
);
})}
<div className="lotto-combined__score-total">
종합 점수 <strong>{Math.round((combined.scores?.score_total ?? 0) * 100)}</strong> / 100
</div>
</div>
<p className="lotto-combined__disclaimer">
추천은 역대 통계 패턴 기반 참고 자료이며, 당첨을 보장하지 않습니다.
</p>
</>
)}
{/* 추천 이력 */}
{histExpand && (
<div className="lotto-combined__history">
<p className="lotto-combined__history-title">종합 추론 이력</p>
{histLoading && <p className="lotto-empty">로딩 </p>}
{history.map((item) => (
<div key={item.id} className="lotto-combined__history-item">
<div className="lotto-combined__history-meta">
<span>#{item.id}</span>
<span>{fmtKST(item.created_at)}</span>
<span>기준 {item.based_on_draw ?? '-'}</span>
</div>
<NumberRow nums={item.numbers} />
<button className="button ghost small" onClick={() => onCopy(item.numbers)}>복사</button>
</div>
))}
</div>
)}
</section>
);
};
/* 공략 리포트 패널 */
const ReportPanel = ({ report, history, loading, onRefresh, onSelectDrw }) => {
const [histExpand, setHistExpand] = useState(false);
return (
<section className="lotto-panel lotto-panel--wide">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Weekly Report</p>
<h3>이번 공략 리포트</h3>
{report && (
<p className="lotto-panel__sub">
{report.target_drw_no} 대상 · {report.based_on_draw} 기준
</p>
)}
</div>
<div className="lotto-panel__actions">
{loading && <span className="lotto-chip">로딩 </span>}
<button className="button ghost small" onClick={onRefresh} disabled={loading}>
새로고침
</button>
{history?.length > 0 && (
<button className="button ghost small" onClick={() => setHistExpand((p) => !p)}>
지난 리포트 {histExpand ? '▲' : '▼'}
</button>
)}
</div>
</div>
{/* 지난 리포트 목록 */}
{histExpand && history?.length > 0 && (
<div className="lotto-report-history">
{history.map((h) => (
<button
key={h.drw_no}
className="button ghost small"
onClick={() => { onSelectDrw(h.drw_no); setHistExpand(false); }}
>
{h.drw_no}
</button>
))}
</div>
)}
{!report && !loading && (
<p className="lotto-empty">리포트 데이터가 없습니다.</p>
)}
{loading && !report && (
<p className="lotto-empty">불러오는 ...</p>
)}
{report && (
<>
{/* 신뢰도 + 패턴 요약 */}
<div className="lotto-report-top">
<div className="lotto-report-confidence">
<ConfidenceRing score={report.confidence_score ?? 0} />
<div>
<p className="lotto-report-confidence__title">신뢰도 점수</p>
<div className="lotto-report-confidence__factors">
{Object.entries(report.confidence_factors ?? {}).map(([k, v]) => (
<div key={k} className="lotto-report-confidence__factor">
<span className="lotto-report-confidence__factor-lbl">
{k === 'data_volume' ? '데이터 충분도'
: k === 'pattern_consistency' ? '패턴 안정성'
: k === 'recent_trend' ? '최근 트렌드' : k}
</span>
<div className="lotto-pick__bar">
<span style={{ width: `${v}%` }} />
</div>
<span className="lotto-report-confidence__factor-val">{v}</span>
</div>
))}
</div>
</div>
</div>
<div className="lotto-report-pattern">
<p className="lotto-report-pattern__title">최근 패턴</p>
<div className="lotto-report-pattern__stats">
<div className="lotto-report-pattern__stat">
<span>합계 평균</span>
<strong>{report.recent_pattern?.recent_sum_avg?.toFixed(1) ?? '-'}</strong>
</div>
<div className="lotto-report-pattern__stat">
<span>홀수 평균</span>
<strong>{report.recent_pattern?.recent_odd_avg?.toFixed(1) ?? '-'}</strong>
</div>
{(report.recent_pattern?.triple_appear ?? []).length > 0 && (
<div className="lotto-report-pattern__stat">
<span>3 연속 출현</span>
<NumberRow nums={report.recent_pattern.triple_appear} />
</div>
)}
</div>
</div>
</div>
{/* 핫 / 콜드 / 오버듀 */}
<div className="lotto-analysis__row">
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">
🔥 번호 <span>최근 10 과출현</span>
</p>
<NumberRow nums={report.hot_numbers ?? []} />
</div>
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">
🧊 콜드 번호 <span>역대 저빈도 10</span>
</p>
<NumberRow nums={report.cold_numbers ?? []} />
</div>
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">
오버듀 <span>가장 오래 미출현</span>
</p>
<NumberRow nums={report.overdue_numbers ?? []} />
</div>
</div>
{/* 전략 추천 세트 */}
{(report.recommended_sets ?? []).length > 0 && (
<div className="lotto-strategy-cards">
{report.recommended_sets.map((set, i) => (
<div key={i} className="lotto-strategy-card">
<p className="lotto-strategy-card__name">{set.strategy}</p>
<NumberRow nums={set.numbers} />
<p className="lotto-strategy-card__desc">{set.description}</p>
</div>
))}
</div>
)}
</>
)}
</section>
);
};
/* 개인 패턴 분석 */
const PersonalAnalysisPanel = ({ data, loading }) => {
const zones = Object.entries(data?.pattern?.zone_avg ?? {});
const maxZone = zones.length ? Math.max(...zones.map(([, v]) => Number(v) || 0), 1) : 1;
return (
<section className="lotto-panel lotto-panel--wide">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">My Pattern</p>
<h3> 번호 패턴</h3>
{data && data.total_analyzed > 0 && (
<p className="lotto-panel__sub"> {data.total_analyzed} 추천 기반 분석</p>
)}
</div>
</div>
{(loading || !data || data.total_analyzed === 0) ? (
<p className="lotto-empty">
{loading ? '불러오는 중...' : '추천 이력이 없습니다.'}
</p>
) : (
<div className="lotto-analysis">
<div className="lotto-analysis__row">
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">
내가 자주 선택한 번호 <span>TOP 10</span>
</p>
<NumberRow nums={data.top_picks ?? []} />
</div>
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">선택 성향</p>
<div className="lotto-personal-tendency">
{data.vs_draw_avg?.odd_tendency && (
<span className="lotto-personal-tendency__badge">
{data.vs_draw_avg.odd_tendency}
</span>
)}
{data.vs_draw_avg?.sum_tendency && (
<span className="lotto-personal-tendency__badge">
{data.vs_draw_avg.sum_tendency}
</span>
)}
</div>
<div className="lotto-analysis__stats">
<span>홀수 평균 <strong>{data.pattern?.avg_odd_count?.toFixed(1)}</strong></span>
<span>합계 평균 <strong>{data.pattern?.avg_sum?.toFixed(1)}</strong></span>
<span>
연속번호 포함률{' '}
<strong>
{((data.pattern?.consecutive_rate ?? 0) * 100).toFixed(0)}%
</strong>
</span>
</div>
</div>
{zones.length > 0 && (
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">구간별 선택 비율</p>
<div className="lotto-buckets">
{zones.map(([zone, avg]) => (
<div key={zone} className="lotto-bucket">
<span className="lotto-bucket__label">{zone}</span>
<div className="lotto-bucket__bar" aria-hidden>
<span style={{ width: `${((Number(avg) || 0) / maxZone) * 100}%` }} />
</div>
<span className="lotto-bucket__value">{Number(avg).toFixed(1)}</span>
</div>
))}
</div>
</div>
)}
</div>
</div>
)}
</section>
);
};
/* 구매 기록 패널 */
const emptyPurchaseForm = () => ({ draw_no: '', amount: 5000, sets: 5, prize: 0, note: '' });
const PurchasePanel = ({
records, stats, loading,
formOpen, form, formSaving, formError, editId,
onFormOpen, onFormClose, onFormChange, onFormSubmit,
onEditStart, onDelete,
}) => {
const winRate = stats?.total_records > 0
? ((stats.prize_count / stats.total_records) * 100).toFixed(1)
: '0.0';
const netColor = (stats?.net ?? 0) >= 0 ? 'is-pos' : 'is-neg';
return (
<section className="lotto-panel lotto-panel--wide">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Purchase Tracker</p>
<h3>구매 기록</h3>
<p className="lotto-panel__sub">구매 내역 기록 수익률 추적</p>
</div>
<div className="lotto-panel__actions">
{loading && <span className="lotto-chip">로딩 </span>}
<button className="button small" onClick={onFormOpen} disabled={formOpen}>
+ 추가
</button>
</div>
</div>
{/* 통계 바 */}
{stats && stats.total_records > 0 && (
<div className="lotto-purchase-stats">
<div className="lotto-purchase-stat">
<span className="lotto-purchase-stat__val">{fmtWon(stats.total_invested)}</span>
<span className="lotto-purchase-stat__lbl"> 투자</span>
</div>
<div className="lotto-purchase-stat">
<span className="lotto-purchase-stat__val">{fmtWon(stats.total_prize)}</span>
<span className="lotto-purchase-stat__lbl"> 당첨금</span>
</div>
<div className="lotto-purchase-stat">
<span className={`lotto-purchase-stat__val ${netColor}`}>
{(stats.net ?? 0) >= 0 ? '+' : ''}{fmtWon(stats.net)}
</span>
<span className="lotto-purchase-stat__lbl">순손익</span>
</div>
<div className="lotto-purchase-stat">
<span className="lotto-purchase-stat__val">{stats.return_rate?.toFixed(1)}%</span>
<span className="lotto-purchase-stat__lbl">회수율</span>
</div>
<div className="lotto-purchase-stat">
<span className="lotto-purchase-stat__val">{winRate}%</span>
<span className="lotto-purchase-stat__lbl">당첨률</span>
</div>
{stats.max_prize > 0 && (
<div className="lotto-purchase-stat">
<span className="lotto-purchase-stat__val is-prize">{fmtWon(stats.max_prize)}</span>
<span className="lotto-purchase-stat__lbl">최대 당첨금</span>
</div>
)}
</div>
)}
{/* 입력 폼 */}
{formOpen && (
<form className="lotto-purchase-form" onSubmit={onFormSubmit}>
<p className="lotto-purchase-form__title">
{editId != null ? '기록 수정' : '구매 기록 추가'}
</p>
<div className="lotto-purchase-form__grid">
<label className="lotto-field">
회차
<input
type="number" min={1}
value={form.draw_no}
onChange={(e) => onFormChange('draw_no', e.target.value)}
placeholder="예: 1181"
required
/>
</label>
<label className="lotto-field">
구매금액
<input
type="number" step={1000} min={1000}
value={form.amount}
onChange={(e) => onFormChange('amount', Number(e.target.value))}
/>
</label>
<label className="lotto-field">
세트
<input
type="number" min={1} max={20}
value={form.sets}
onChange={(e) => onFormChange('sets', Number(e.target.value))}
/>
</label>
<label className="lotto-field">
당첨금
<input
type="number" min={0}
value={form.prize}
onChange={(e) => onFormChange('prize', Number(e.target.value))}
/>
</label>
<label className="lotto-field lotto-purchase-form__note">
메모
<input
type="text"
value={form.note}
onChange={(e) => onFormChange('note', e.target.value)}
placeholder="예: 5등 1개"
/>
</label>
</div>
{formError && (
<p className="lotto-empty" style={{ color: '#f9b6b1' }}>{formError}</p>
)}
<div className="lotto-purchase-form__actions">
<button type="button" className="button ghost small" onClick={onFormClose}>
취소
</button>
<button type="submit" className="button primary small" disabled={formSaving}>
{formSaving ? '저장 중...' : editId != null ? '수정 완료' : '추가'}
</button>
</div>
</form>
)}
{/* 기록 목록 */}
{records.length === 0 ? (
<p className="lotto-empty">구매 기록이 없습니다.</p>
) : (
<div className="lotto-purchase-list">
<div className="lotto-purchase-list__head">
<span>회차</span>
<span>투자금</span>
<span>당첨금</span>
<span>손익</span>
<span>메모</span>
<span />
</div>
{records.map((rec) => {
const net = (rec.prize ?? 0) - (rec.amount ?? 0);
return (
<div key={rec.id} className="lotto-purchase-row">
<span className="lotto-purchase-row__drw">{rec.draw_no}</span>
<span>{fmtWon(rec.amount)}</span>
<span className={(rec.prize ?? 0) > 0 ? 'is-prize' : ''}>
{fmtWon(rec.prize)}
</span>
<span className={net >= 0 ? 'is-pos' : 'is-neg'}>
{net >= 0 ? '+' : ''}{fmtWon(net)}
</span>
<span className="lotto-purchase-row__note">{rec.note || '-'}</span>
<div className="lotto-purchase-row__actions">
<button className="button ghost small" onClick={() => onEditStart(rec)}>
수정
</button>
<button className="button danger small" onClick={() => onDelete(rec.id)}>
삭제
</button>
</div>
</div>
);
})}
</div>
)}
</section>
);
};
/* ─────────────────────────────────────────────
Main Functions Component
───────────────────────────────────────────── */
export default function Functions() {
// ── 기존 상태 ──────────────────────────────────────────────────────────────
const [latest, setLatest] = useState(null);
const [params, setParams] = useState({
recent_window: 200, recent_weight: 2.0, avoid_recent_k: 5,
});
const presets = useMemo(() => [
{ name: '기본', recent_window: 200, recent_weight: 2.0, avoid_recent_k: 5 },
{ name: '최근 가중치↑', recent_window: 100, recent_weight: 3.0, avoid_recent_k: 10 },
{ name: '안전(분산)', recent_window: 300, recent_weight: 1.6, avoid_recent_k: 8 },
{ name: '공격(최근)', recent_window: 80, recent_weight: 3.5, avoid_recent_k: 12 },
], []);
const [result, setResult] = useState(null);
const [history, setHistory] = useState([]);
const [historyExpanded, setHistoryExpanded] = useState(false);
const historyEndRef = useRef(null);
const prevHistoryExpandedRef = useRef(false);
const [stats, setStats] = useState(() => readStatsCache());
const [statsLoading, setStatsLoading] = useState(false);
const [statsError, setStatsError] = useState('');
const [loading, setLoading] = useState({
latest: false, recommend: false, history: false, bestPicks: false, analysis: false,
});
const [error, setError] = useState('');
const [bestPicks, setBestPicks] = useState([]);
const [bestPicksExpanded, setBestPicksExpanded] = useState(false);
const [analysis, setAnalysis] = useState(null);
const [simulating, setSimulating] = useState(false);
const [simResult, setSimResult] = useState(null);
// ── 신규 상태 ──────────────────────────────────────────────────────────────
const [combined, setCombined] = useState(null);
const [combinedLoading, setCombinedLoading] = useState(false);
const [combinedHistory, setCombinedHistory] = useState([]);
const [combinedHistLoading, setCombinedHistLoading] = useState(false);
const [perfStats, setPerfStats] = useState(null);
const [report, setReport] = useState(null);
const [reportHistory, setReportHistory] = useState([]);
const [reportLoading, setReportLoading] = useState(false);
const [personalAnalysis, setPersonalAnalysis] = useState(null);
const [personalLoading, setPersonalLoading] = useState(false);
const [purchases, setPurchases] = useState([]);
const [purchaseStats, setPurchaseStats] = useState(null);
const [purchaseLoading, setPurchaseLoading] = useState(false);
// 구매 폼 상태
const [purchaseFormOpen, setPurchaseFormOpen] = useState(false);
const [purchaseForm, setPurchaseForm] = useState(emptyPurchaseForm);
const [purchaseFormSaving, setPurchaseFormSaving] = useState(false);
const [purchaseFormError, setPurchaseFormError] = useState('');
const [purchaseEditId, setPurchaseEditId] = useState(null);
// ── 파생 값 ────────────────────────────────────────────────────────────────
const overallMetrics = useMemo(() => buildMetricsFromFrequency(stats?.frequency), [stats]);
const historyMetrics = useMemo(() => buildMetricsFromHistory(history), [history]);
const visibleHistory = historyExpanded ? history : history.slice(0, 5);
const visibleBestPicks = bestPicksExpanded ? bestPicks : bestPicks.slice(0, BEST_PICKS_DEFAULT_SHOW);
// ── 기존 로드 함수 ─────────────────────────────────────────────────────────
const refreshLatest = async () => {
setLoading((s) => ({ ...s, latest: true }));
setError('');
try { setLatest(await getLatest()); }
catch (e) { setError(e?.message ?? String(e)); }
finally { setLoading((s) => ({ ...s, latest: false })); }
};
const refreshHistory = async () => {
setLoading((s) => ({ ...s, history: true }));
setError('');
try {
const limit = 100; let offset = 0; const allItems = [];
while (true) {
const data = await getHistory(limit, offset);
const items = data.items ?? [];
allItems.push(...items);
if (items.length < limit) break;
offset += limit;
}
setHistory(allItems);
} catch (e) { setError(e?.message ?? String(e)); }
finally { setLoading((s) => ({ ...s, history: false })); }
};
const refreshStats = async () => {
setStatsLoading(true); setStatsError('');
try {
const cached = readStatsCache();
if (cached && !stats) setStats(cached);
const data = await getStats();
if (!cached || cached.total_draws !== data?.total_draws) {
setStats(data); writeStatsCache(data);
}
} catch (e) { setStatsError(e?.message ?? String(e)); }
finally { setStatsLoading(false); }
};
const refreshBestPicks = async () => {
setLoading((s) => ({ ...s, bestPicks: true }));
try { setBestPicks((await getBestPicks(20)).items ?? []); }
catch {}
finally { setLoading((s) => ({ ...s, bestPicks: false })); }
};
const refreshAnalysis = async () => {
setLoading((s) => ({ ...s, analysis: true }));
try { setAnalysis(await getAnalysis()); }
catch {}
finally { setLoading((s) => ({ ...s, analysis: false })); }
};
// ── 신규 로드 함수 ─────────────────────────────────────────────────────────
const refreshPerfStats = async () => {
try { setPerfStats(await getPerformanceStats()); } catch {}
};
const refreshReport = async () => {
setReportLoading(true);
try {
const [rep, hist] = await Promise.all([
getLatestReport(),
getReportHistory(10),
]);
setReport(rep);
setReportHistory(hist?.reports ?? []);
} catch {}
finally { setReportLoading(false); }
};
const loadSpecificReport = async (drwNo) => {
setReportLoading(true);
try { setReport(await getReport(drwNo)); }
catch {}
finally { setReportLoading(false); }
};
const runCombinedRecommend = async () => {
setCombinedLoading(true);
try {
const data = await getCombinedRecommend();
setCombined(data);
// 이력도 새로고침
const hist = await getCombinedHistory(30);
setCombinedHistory(hist?.items ?? []);
} catch (e) { setError(e?.message ?? String(e)); }
finally { setCombinedLoading(false); }
};
const loadCombinedHistory = async () => {
setCombinedHistLoading(true);
try {
const hist = await getCombinedHistory(30);
setCombinedHistory(hist?.items ?? []);
} catch {}
finally { setCombinedHistLoading(false); }
};
const refreshPersonalAnalysis = async () => {
setPersonalLoading(true);
try { setPersonalAnalysis(await getPersonalAnalysis()); }
catch {}
finally { setPersonalLoading(false); }
};
const refreshPurchases = async () => {
setPurchaseLoading(true);
try {
const [recs, st] = await Promise.all([getPurchases(), getPurchaseStats()]);
setPurchases(recs?.records ?? []);
setPurchaseStats(st);
} catch {}
finally { setPurchaseLoading(false); }
};
// ── 시뮬레이션 ─────────────────────────────────────────────────────────────
const onSimulate = async () => {
const ok = confirm('시뮬레이션을 즉시 실행할까요?\n20,000개 후보를 분석합니다. (약 1~3분 소요)');
if (!ok) return;
setSimulating(true); setSimResult(null); setError('');
try {
const data = await triggerSimulate();
setSimResult(data);
await refreshBestPicks();
} catch (e) { setError(e?.message ?? String(e)); }
finally { setSimulating(false); }
};
// ── 수동 추천 ──────────────────────────────────────────────────────────────
const onRecommend = async () => {
setLoading((s) => ({ ...s, recommend: true })); setError('');
try { const data = await recommend(params); setResult(data); await refreshHistory(); }
catch (e) { setError(e?.message ?? String(e)); }
finally { setLoading((s) => ({ ...s, recommend: false })); }
};
const onDelete = async (id) => {
if (!confirm(`히스토리 #${id}를 삭제할까요?`)) return;
setError('');
try { await deleteHistory(id); setHistory((prev) => prev.filter((item) => item.id !== id)); }
catch (e) { setError(e?.message ?? String(e)); }
};
const copyNumbers = async (nums) => {
const text = nums.join(', ');
try { await navigator.clipboard.writeText(text); alert(`복사 완료: ${text}`); }
catch { prompt('복사해서 사용하세요:', text); }
};
// ── 구매 기록 CRUD ─────────────────────────────────────────────────────────
const handlePurchaseFormOpen = () => {
setPurchaseEditId(null);
setPurchaseForm(emptyPurchaseForm());
setPurchaseFormError('');
setPurchaseFormOpen(true);
};
const handlePurchaseFormClose = () => {
setPurchaseFormOpen(false);
setPurchaseEditId(null);
setPurchaseFormError('');
};
const handlePurchaseFormChange = (field, value) => {
setPurchaseForm((prev) => ({ ...prev, [field]: value }));
};
const handlePurchaseEditStart = (rec) => {
setPurchaseEditId(rec.id);
setPurchaseForm({
draw_no: String(rec.draw_no ?? ''),
amount: rec.amount ?? 5000,
sets: rec.sets ?? 5,
prize: rec.prize ?? 0,
note: rec.note ?? '',
});
setPurchaseFormError('');
setPurchaseFormOpen(true);
};
const handlePurchaseFormSubmit = async (e) => {
e.preventDefault();
setPurchaseFormSaving(true); setPurchaseFormError('');
const payload = {
draw_no: Number(purchaseForm.draw_no),
amount: Number(purchaseForm.amount),
sets: Number(purchaseForm.sets),
prize: Number(purchaseForm.prize),
note: purchaseForm.note.trim(),
};
try {
if (purchaseEditId != null) {
const updated = await updatePurchase(purchaseEditId, payload);
setPurchases((prev) =>
prev.map((r) => r.id === purchaseEditId ? (updated ?? { ...payload, id: purchaseEditId }) : r)
);
} else {
const saved = await addPurchase(payload);
setPurchases((prev) => [saved ?? { ...payload, id: Date.now() }, ...prev]);
}
// 통계 재로드
try { setPurchaseStats(await getPurchaseStats()); } catch {}
handlePurchaseFormClose();
} catch (err) {
setPurchaseFormError(err?.message ?? String(err));
} finally {
setPurchaseFormSaving(false);
}
};
const handlePurchaseDelete = async (id) => {
if (!confirm('이 구매 기록을 삭제할까요?')) return;
setPurchases((prev) => prev.filter((r) => r.id !== id));
try {
await deletePurchase(id);
try { setPurchaseStats(await getPurchaseStats()); } catch {}
} catch { refreshPurchases(); }
};
// ── 초기 로드 ──────────────────────────────────────────────────────────────
useEffect(() => {
refreshLatest();
refreshHistory();
refreshStats();
refreshBestPicks();
refreshAnalysis();
refreshPerfStats();
refreshReport();
refreshPersonalAnalysis();
refreshPurchases();
loadCombinedHistory();
}, []);
useEffect(() => {
if (historyExpanded && !prevHistoryExpandedRef.current) {
requestAnimationFrame(() => {
historyEndRef.current?.scrollIntoView({ behavior: 'smooth', block: 'end' });
});
}
prevHistoryExpandedRef.current = historyExpanded;
}, [historyExpanded, visibleHistory.length]);
// ── 렌더 ───────────────────────────────────────────────────────────────────
return (
<div className="lotto-functions">
{error ? (
<div className="lotto-alert">
<div>
<p className="lotto-alert__title">오류</p>
<p className="lotto-alert__message">{error}</p>
</div>
<button className="button ghost small" onClick={() => setError('')}>닫기</button>
</div>
) : null}
{/* ── 신뢰도 배너 ── */}
<PerformanceBanner perf={perfStats} />
{/* ── 종합 추론 번호 추천 ── */}
<CombinedRecommendPanel
combined={combined}
history={combinedHistory}
loading={combinedLoading}
histLoading={combinedHistLoading}
onRun={runCombinedRecommend}
onCopy={copyNumbers}
/>
{/* ── 최신 회차 + 시뮬레이션 추천 ── */}
<div className="lotto-grid">
{/* Latest Draw */}
<section className="lotto-panel">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Latest Draw</p>
<h3>최신 회차</h3>
<p className="lotto-panel__sub">최신 회차와 번호를 빠르게 확인할 있습니다.</p>
</div>
<div className="lotto-panel__actions">
{loading.latest ? <span className="lotto-chip">로딩 </span> : null}
<button className="button ghost small" onClick={refreshLatest} disabled={loading.latest}>
새로고침
</button>
</div>
</div>
{latest ? (
<>
<div className="lotto-meta">
<div>
<p className="lotto-meta__title">{latest.drawNo}</p>
<p className="lotto-meta__date">{latest.date}</p>
</div>
<button className="button small" onClick={() => copyNumbers(latest.numbers)}>
번호 복사
</button>
</div>
<NumberRow nums={latest.numbers} />
<p className="lotto-bonus">보너스 <strong>{latest.bonus}</strong></p>
{overallMetrics && (
<MetricBlock title="당첨 통계 (전체 회차)" metrics={overallMetrics} />
)}
</>
) : (
<p className="lotto-empty">최신 회차 데이터가 없습니다.</p>
)}
</section>
{/* Simulation Picks */}
<section className="lotto-panel">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Simulation Picks</p>
<h3>시뮬레이션 추천</h3>
<p className="lotto-panel__sub">
하루 6 몬테카를로 시뮬레이션으로 선별된 최적 번호입니다.
</p>
</div>
<div className="lotto-panel__actions">
{loading.bestPicks ? <span className="lotto-chip">로딩 </span> : null}
{simulating ? <span className="lotto-chip lotto-chip--active">분석 </span> : null}
<button className="button ghost small" onClick={refreshBestPicks}
disabled={loading.bestPicks || simulating}>
새로고침
</button>
<button className="button small" onClick={onSimulate}
disabled={simulating || loading.bestPicks}>
{simulating ? '실행 중...' : '지금 실행'}
</button>
</div>
</div>
{simResult && (
<div className="lotto-sim-result">
<p>완료: {simResult.total_generated?.toLocaleString()} 후보 상위 {simResult.best_n_saved} 저장</p>
<p>최고 점수 {((simResult.best_score ?? 0) * 100).toFixed(1)}% / {((simResult.avg_score ?? 0) * 100).toFixed(1)}%</p>
</div>
)}
{bestPicks.length === 0 ? (
<p className="lotto-empty">
{loading.bestPicks ? '불러오는 중...' : "시뮬레이션 결과가 없습니다. '지금 실행'으로 시작하세요."}
</p>
) : (
<>
<div className="lotto-picks">
{visibleBestPicks.map((pick) => (
<div key={pick.id} className="lotto-pick">
<span className="lotto-pick__rank">#{pick.rank}</span>
<div className="lotto-pick__content">
<NumberRow nums={pick.numbers} />
<div className="lotto-pick__score">
<span className="lotto-pick__score-label">
{((pick.score_total ?? 0) * 100).toFixed(1)}%
</span>
<div className="lotto-pick__bar">
<span style={{ width: `${(pick.score_total ?? 0) * 100}%` }} />
</div>
</div>
</div>
<button className="button ghost small" onClick={() => copyNumbers(pick.numbers)}>
복사
</button>
</div>
))}
</div>
{bestPicks.length > BEST_PICKS_DEFAULT_SHOW && (
<button
className="button ghost small lotto-history-toggle"
onClick={() => setBestPicksExpanded((p) => !p)}
aria-expanded={bestPicksExpanded}
>
{bestPicksExpanded ? '접기' : `모두 보기 (${bestPicks.length}개)`}
<span className={`lotto-history-toggle__icon ${bestPicksExpanded ? 'is-open' : ''}`} aria-hidden></span>
</button>
)}
<p className="lotto-panel__sub">
갱신: {fmtKST(bestPicks[0]?.created_at) || '-'}
{bestPicks[0]?.based_on_draw ? ` · ${bestPicks[0].based_on_draw}회 기준` : ''}
</p>
</>
)}
</section>
</div>
{/* ── 이번 주 공략 리포트 ── */}
<ReportPanel
report={report}
history={reportHistory}
loading={reportLoading}
onRefresh={refreshReport}
onSelectDrw={loadSpecificReport}
/>
{/* ── 통계 분석 ── */}
<section className="lotto-panel lotto-panel--wide">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Analysis</p>
<h3>통계 분석</h3>
<p className="lotto-panel__sub">빈도, Z-score, 분석으로 번호를 분류합니다.</p>
</div>
<div className="lotto-panel__actions">
{loading.analysis ? <span className="lotto-chip">로딩 </span> : null}
<button className="button ghost small" onClick={refreshAnalysis} disabled={loading.analysis}>
새로고침
</button>
</div>
</div>
{analysis ? (
<div className="lotto-analysis">
<div className="lotto-analysis__row">
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">🔥 번호 <span>출현 빈도 상위 10</span></p>
<div className="lotto-row">
{(analysis.hot_numbers ?? []).map((n) => <Ball key={n} n={n} />)}
</div>
</div>
<div className="lotto-analysis__group">
<p className="lotto-analysis__label">🧊 콜드 번호 <span>출현 빈도 하위 10</span></p>
<div className="lotto-row">
{(analysis.cold_numbers ?? []).map((n) => <Ball key={n} n={n} />)}
</div>
</div>
<div className="lotto-analysis__group">
<p className="lotto-analysis__label"> 오버듀 번호 <span>오래 나온 번호 (회차 )</span></p>
<div className="lotto-row">
{(analysis.overdue_numbers ?? []).map((n) => {
const stat = (analysis.number_stats ?? []).find((s) => s.number === n);
return (
<div key={n} className="lotto-overdue">
<Ball n={n} />
<span className="lotto-overdue__gap">{stat?.gap ?? '-'}</span>
</div>
);
})}
</div>
</div>
</div>
<div className="lotto-analysis__stats">
<span>역대 합계 평균 <strong>{analysis.mean_sum}</strong></span>
<span>표준편차 <strong>±{analysis.std_sum}</strong></span>
<span>분석 회차 <strong>{analysis.total_draws?.toLocaleString()}</strong></span>
<span>
홀수 3:짝수 3 확률{' '}
<strong>
{analysis.odd_distribution?.['3'] ? `${analysis.odd_distribution['3']}%` : '-'}
</strong>
</span>
</div>
</div>
) : (
<p className="lotto-empty">
{loading.analysis ? '불러오는 중...' : '통계 분석 데이터가 없습니다.'}
</p>
)}
</section>
{/* ── 전체 번호 분포 ── */}
<section className="lotto-panel lotto-panel--wide">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Distribution</p>
<h3>전체 회차 번호 분포</h3>
<p className="lotto-panel__sub">1~45 번호가 등장한 횟수를 기준으로 분포를 표시합니다.</p>
</div>
<div className="lotto-panel__actions">
{statsLoading ? <span className="lotto-chip">로딩 </span> : null}
{stats?.total_draws ? (
<span className="lotto-chip">{stats.total_draws}회차</span>
) : null}
<button className="button ghost small" onClick={refreshStats} disabled={statsLoading}>
새로고침
</button>
</div>
</div>
{statsError ? <p className="lotto-empty">{statsError}</p> : null}
{stats ? (
<FrequencyChart stats={stats} />
) : (
<p className="lotto-empty">통계 데이터를 불러오지 못했습니다.</p>
)}
</section>
{/* ── 내 번호 패턴 ── */}
<PersonalAnalysisPanel data={personalAnalysis} loading={personalLoading} />
{/* ── 구매 기록 ── */}
<PurchasePanel
records={purchases}
stats={purchaseStats}
loading={purchaseLoading}
formOpen={purchaseFormOpen}
form={purchaseForm}
formSaving={purchaseFormSaving}
formError={purchaseFormError}
editId={purchaseEditId}
onFormOpen={handlePurchaseFormOpen}
onFormClose={handlePurchaseFormClose}
onFormChange={handlePurchaseFormChange}
onFormSubmit={handlePurchaseFormSubmit}
onEditStart={handlePurchaseEditStart}
onDelete={handlePurchaseDelete}
/>
{/* ── 수동 추천 ── */}
<section className="lotto-panel">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">Manual Recommendation</p>
<h3>수동 추천</h3>
<p className="lotto-panel__sub">파라미터를 직접 조정해 번호를 추천받을 있습니다.</p>
</div>
<div className="lotto-panel__actions">
{loading.recommend ? <span className="lotto-chip">계산 </span> : null}
</div>
</div>
<div className="lotto-presets">
{presets.map((preset) => (
<button key={preset.name} className="button ghost small"
onClick={() => setParams({
recent_window: preset.recent_window,
recent_weight: preset.recent_weight,
avoid_recent_k: preset.avoid_recent_k,
})}>
{preset.name}
</button>
))}
</div>
<div className="lotto-form">
<label className="lotto-field">
recent_window <span>최근 N회차 가중치 범위</span>
<input type="number" min={20} max={1000} value={params.recent_window}
onChange={(e) => setParams((s) => ({ ...s, recent_window: Number(e.target.value) }))} />
</label>
<label className="lotto-field">
recent_weight <span>최근 회차 가중치</span>
<input type="number" step="0.1" min={0.5} max={10} value={params.recent_weight}
onChange={(e) => setParams((s) => ({ ...s, recent_weight: Number(e.target.value) }))} />
</label>
<label className="lotto-field">
avoid_recent_k <span>최근 K회차 중복 회피</span>
<input type="number" min={0} max={50} value={params.avoid_recent_k}
onChange={(e) => setParams((s) => ({ ...s, avoid_recent_k: Number(e.target.value) }))} />
</label>
</div>
<button className="button primary" onClick={onRecommend} disabled={loading.recommend}>
추천 받기
</button>
{result ? (
<div className="lotto-result">
<div className="lotto-result__meta">
<div>
<p className="lotto-result__id">추천 ID #{result.id}</p>
<p className="lotto-result__based">기준 회차 {result.based_on_latest_draw ?? '-'}</p>
</div>
<button className="button small" onClick={() => copyNumbers(result.numbers)}>
번호 복사
</button>
</div>
{result.numbers && <NumberRow nums={result.numbers} />}
{historyMetrics && (
<div className="lotto-compare">
<MetricBlock title="추천 통계 (히스토리)" metrics={historyMetrics} />
</div>
)}
{Array.isArray(result.items) && result.items.length ? (
<details className="lotto-details">
<summary>추천 후보 보기</summary>
<div className="lotto-batch">
{result.items.map((item, idx) => (
<div key={item.id ?? `candidate-${idx}`} className="lotto-batch__item">
<div className="lotto-batch__meta">
<div>
<p className="lotto-batch__title">후보 #{item.id ?? idx + 1}</p>
<p className="lotto-batch__sub">기준 회차 {item.based_on_draw ?? '-'}</p>
</div>
<button className="button ghost small" onClick={() => copyNumbers(item.numbers)}>
복사
</button>
</div>
<NumberRow nums={item.numbers} />
{item.metrics && <MetricBlock title="후보 통계" metrics={item.metrics} />}
</div>
))}
</div>
</details>
) : null}
{result.explain && (
<details className="lotto-details">
<summary>설명 보기</summary>
<pre>{JSON.stringify(result.explain, null, 2)}</pre>
</details>
)}
</div>
) : (
<p className="lotto-empty">아직 추천 결과가 없습니다.</p>
)}
</section>
{/* ── 추천 히스토리 ── */}
<section className="lotto-panel">
<div className="lotto-panel__head">
<div>
<p className="lotto-panel__eyebrow">History</p>
<h3>추천 히스토리</h3>
<p className="lotto-panel__sub">수동 추천 결과를 모아서 확인할 있습니다.</p>
</div>
<div className="lotto-panel__actions">
<span className="lotto-chip">{history.length}</span>
{history.length > 5 && (
<button className="button ghost small lotto-history-toggle"
onClick={() => setHistoryExpanded((p) => !p)}
aria-expanded={historyExpanded}>
{historyExpanded ? '접기' : '더보기'}
<span className={`lotto-history-toggle__icon ${historyExpanded ? 'is-open' : ''}`} aria-hidden></span>
</button>
)}
<button className="button ghost small" onClick={refreshHistory} disabled={loading.history}>
새로고침
</button>
</div>
</div>
{loading.history ? <p className="lotto-empty">불러오는 ...</p> : null}
{history.length === 0 ? (
<p className="lotto-empty">저장된 히스토리가 없습니다.</p>
) : (
<div className="lotto-history">
{visibleHistory.map((item) => (
<div key={item.id} className="lotto-history__item">
<div className="lotto-history__meta">
<p>#{item.id}</p>
<p>{fmtKST(item.created_at)}</p>
<p>기준 회차 {item.based_on_draw ?? '-'}</p>
</div>
<div className="lotto-history__body">
<NumberRow nums={item.numbers} />
<p className="lotto-history__params">
window={item.params?.recent_window}, weight={item.params?.recent_weight},
avoid_k={item.params?.avoid_recent_k}
</p>
</div>
<div className="lotto-history__actions">
<button className="button ghost small" onClick={() => copyNumbers(item.numbers)}>
복사
</button>
<button className="button danger small" onClick={() => onDelete(item.id)}>
삭제
</button>
</div>
</div>
))}
<span ref={historyEndRef} />
</div>
)}
</section>
<footer className="lotto-foot">
backend: FastAPI / nginx proxy / DB: sqlite ·{' '}
<a className="lotto-foot__link" href="/lotto-api.md" download>API 스펙 다운로드</a>
</footer>
</div>
);
}