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Co-authored-by: bot-frontend <bot-frontend@gendsgn.local> Co-committed-by: bot-frontend <bot-frontend@gendsgn.local>
381 lines
13 KiB
TypeScript
381 lines
13 KiB
TypeScript
"use client";
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/**
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* ListingsCard — Секция 2 «Рынок» из mockup tradein.html.
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* Counts strip + filters + price bar + table.
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*/
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import { useMemo } from "react";
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import type { AggregatedEstimate, AnalogLot, CianPriceChangeStats } from "@/types/trade-in";
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import { safeUrl } from "@/lib/safeUrl";
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import { useEstimateCianPriceChanges } from "@/lib/trade-in-api";
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import { openRosreestrWithAddress } from "@/lib/rosreestr";
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interface Props {
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estimate: AggregatedEstimate;
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estimateId?: string;
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}
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const SOURCE_DOTS: Record<string, string> = {
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cian: "cian",
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avito: "avito",
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yandex: "yandex",
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domklik: "dom",
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rosreestr: "ros",
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n1: "n1",
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};
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const SOURCE_LABELS: Record<string, string> = {
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cian: "Циан",
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avito: "Avito",
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yandex: "Я.Недв",
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domklik: "ДомКлик",
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rosreestr: "Росреестр",
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n1: "N1.ru",
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};
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function fmtRub(v: number): string {
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return v.toLocaleString("ru-RU");
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}
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function fmtArea(v: number): string {
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return v.toFixed(1);
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}
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/** Гуманизация свежести данных (#770 finding #31): мин → ч → дн. */
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function humanizeAgo(min: number | null): string {
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if (min === null || min < 0) return "—";
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if (min < 60) return `${min} мин назад`;
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if (min < 1440) return `${Math.round(min / 60)} ч назад`;
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return `${Math.round(min / 1440)} дн назад`;
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}
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/** Extract Cian numeric ID from a source_url like https://ekb.cian.ru/sale/flat/123456789/ */
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function extractCianId(url: string | null): string | null {
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if (!url) return null;
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const m = url.match(/\/sale\/flat\/(\d+)/);
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return m ? m[1] : null;
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}
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export function ListingsCard({ estimate, estimateId }: Props) {
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const priceChangesQuery = useEstimateCianPriceChanges(estimateId ?? null);
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const priceChangeMap = useMemo<Map<string, CianPriceChangeStats>>(() => {
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const map = new Map<string, CianPriceChangeStats>();
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for (const stats of priceChangesQuery.data ?? []) {
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map.set(stats.cian_id, stats);
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}
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return map;
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}, [priceChangesQuery.data]);
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const lots = estimate.analogs;
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if (lots.length === 0) {
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return (
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<article className="card">
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<div className="card-head">
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<div>
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<div className="section-kicker">Секция 2 · Рынок</div>
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<h2>Объявления — аналогичные квартиры в продаже</h2>
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</div>
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</div>
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<div className="card-body">
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<p style={{ color: "var(--muted)", textAlign: "center", padding: "24px 0" }}>
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Нет объявлений-аналогов в радиусе 2 км.
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</p>
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</div>
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</article>
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);
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}
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// Считаем источники
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const sourceCounts: Record<string, number> = {};
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for (const l of lots) {
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if (l.source) sourceCounts[l.source] = (sourceCounts[l.source] ?? 0) + 1;
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}
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// Price bar bounds
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const prices = lots.map((l) => l.price_rub).sort((a, b) => a - b);
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const lo = prices[0];
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const hi = prices[prices.length - 1];
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const m = estimate.median_price_rub;
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const span = hi - lo;
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const medPct = span > 0 ? Math.max(5, Math.min(95, ((m - lo) / span) * 100)) : 50;
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const p25 = prices[Math.floor(prices.length * 0.25)];
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const p75 = prices[Math.floor(prices.length * 0.75)];
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const p25Pct = span > 0 ? Math.max(5, Math.min(95, ((p25 - lo) / span) * 100)) : 25;
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const p75Pct = span > 0 ? Math.max(5, Math.min(95, ((p75 - lo) / span) * 100)) : 75;
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// Площадь / годы / комнаты — для filter chips
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const areas = lots.map((l) => l.area_m2);
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const aMin = Math.min(...areas);
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const aMax = Math.max(...areas);
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const rooms = lots[0]?.rooms;
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return (
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<article className="card">
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<div className="card-head">
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<div>
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<div className="section-kicker">Секция 2 · Рынок</div>
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<h2>Объявления — аналогичные квартиры в продаже</h2>
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</div>
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<div className="card-meta">
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<div>
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Обновлено:{" "}
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<b className="mono">{humanizeAgo(estimate.data_freshness_minutes)}</b>
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</div>
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<div style={{ marginTop: 4 }}>
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Источников: <b>{estimate.sources_used.length} / 7</b>
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</div>
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</div>
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</div>
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<div className="count-strip">
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<div className="count-cell">
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<div className="label">Объявлений по аналогам</div>
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<div className="value">
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<span data-tnum>{estimate.n_analogs}</span>
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<span className="unit">шт</span>
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</div>
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<div className="sub">из {estimate.sources_used.length} источников</div>
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</div>
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<div className="count-cell">
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<div className="label">Медиана</div>
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<div className="value">
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{m > 0 ? (
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<>
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<span data-tnum>{(m / 1_000_000).toFixed(2)}</span>
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<span className="unit">млн ₽</span>
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</>
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) : (
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<span data-tnum>—</span>
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)}
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</div>
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<div className="sub">
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{m > 0 ? `${estimate.median_price_per_m2.toLocaleString("ru-RU")} ₽/м²` : "нет данных"}
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</div>
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</div>
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<div className="count-cell">
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<div className="label">Диапазон P25–P75</div>
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<div className="value">
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<span data-tnum>
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{(estimate.range_low_rub / 1_000_000).toFixed(1)}–
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{(estimate.range_high_rub / 1_000_000).toFixed(1)}
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</span>
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<span className="unit">млн</span>
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</div>
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<div className="sub">
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CV{" "}
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{m > 0
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? `${(((estimate.range_high_rub - estimate.range_low_rub) / m) * 100).toFixed(1)}%`
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: "—"}
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</div>
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</div>
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</div>
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<div className="filters-row">
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<span className="lbl">Фильтр</span>
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<div className="filters">
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<span className="chip">
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<span className="k">Расстояние</span>
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<span className="v">≤ 2 км</span>
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</span>
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{rooms !== undefined && (
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<span className="chip">
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<span className="k">Планировка</span>
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<span className="v">{rooms === 0 ? "Студия" : `${rooms}-к`}</span>
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</span>
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)}
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<span className="chip">
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<span className="k">Площадь</span>
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<span className="v">
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{fmtArea(aMin)} – {fmtArea(aMax)} м²
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</span>
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</span>
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</div>
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</div>
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<div className="filters-row">
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<span className="lbl">Источники</span>
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<div className="sources">
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{Object.entries(sourceCounts).map(([src, count]) => (
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<span key={src} className="source-chip">
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<span className={`src-dot ${SOURCE_DOTS[src] ?? "dom"}`} /> {SOURCE_LABELS[src] ?? src} ·{" "}
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<span className="mono" style={{ color: "var(--muted)" }}>
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{count}
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</span>
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</span>
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))}
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</div>
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</div>
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<div className="pricebar-block">
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<div className="bar-head">
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<span
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className="bar-title"
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style={{ color: "var(--fg-2)", fontSize: 12, letterSpacing: "0.04em" }}
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>
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ДИАПАЗОН ЦЕН В ОБЪЯВЛЕНИЯХ
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{m > 0 ? ` · ${(m / 1_000_000).toFixed(2)} МЛН ₽ медиана` : ""}
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</span>
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</div>
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<div className="pricebar">
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<div className="axis">
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<div className="range" style={{ left: "5%", right: "5%" }} />
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<div className="median" style={{ left: `${medPct}%` }} />
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</div>
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<div className="endpoint" style={{ left: "5%" }}>
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<div className="endpoint-val">{(lo / 1_000_000).toFixed(1)} млн</div>
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<div className="endpoint-tick" />
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</div>
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<div className="endpoint" style={{ left: `${p25Pct}%` }} title="P25">
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<div className="endpoint-val mono" style={{ fontWeight: 500, color: "var(--muted)" }}>
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{(p25 / 1_000_000).toFixed(1)}
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</div>
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<div className="endpoint-tick" />
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</div>
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<div className="endpoint" style={{ left: `${p75Pct}%` }} title="P75">
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<div className="endpoint-val mono" style={{ fontWeight: 500, color: "var(--muted)" }}>
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{(p75 / 1_000_000).toFixed(1)}
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</div>
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<div className="endpoint-tick" />
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</div>
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<div className="endpoint" style={{ left: "95%" }}>
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<div className="endpoint-val">{(hi / 1_000_000).toFixed(1)} млн</div>
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<div className="endpoint-tick" />
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</div>
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<div className="median-label" style={{ left: `${medPct}%`, top: -2 }}>
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{(m / 1_000_000).toFixed(2)} млн ₽
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</div>
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<div className="exp left">P25 · {(p25 / 1_000_000).toFixed(1)} МЛН</div>
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<div className="exp right">P75 · {(p75 / 1_000_000).toFixed(1)} МЛН</div>
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</div>
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</div>
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<table className="dt" aria-label="Аналогичные объявления">
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<thead>
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<tr>
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<th>Адрес</th>
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<th>Источник</th>
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<th className="num">₽ / м²</th>
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<th className="num">Стоимость</th>
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<th className="num">Дист.</th>
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<th><span className="sr-only">Действия</span></th>
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</tr>
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</thead>
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<tbody>
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{lots.map((lot, i) => (
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<AnalogRow
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key={`${lot.source ?? ""}|${lot.address}|${lot.price_rub}|${i}`}
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lot={lot}
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priceChangeMap={priceChangeMap}
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/>
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))}
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</tbody>
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</table>
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<div className="table-foot">
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<span>
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Показано <b style={{ color: "var(--fg)" }}>{lots.length}</b> из {estimate.n_analogs}{" "}
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объявлений · отсортировано по расстоянию
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</span>
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</div>
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</article>
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);
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}
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function AnalogRow({
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lot,
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priceChangeMap,
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}: {
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lot: AnalogLot;
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priceChangeMap: Map<string, CianPriceChangeStats>;
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}) {
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const src = lot.source ?? "";
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const dot = SOURCE_DOTS[src] ?? "dom";
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const label = SOURCE_LABELS[src] ?? src;
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const distance =
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lot.distance_m === null
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? "—"
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: lot.distance_m < 1000
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? `${lot.distance_m} м`
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: `${(lot.distance_m / 1000).toFixed(1)} км`;
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const externalUrl = safeUrl(lot.source_url);
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const cianId = src === "cian" ? extractCianId(lot.source_url) : null;
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const priceStats = cianId ? priceChangeMap.get(cianId) : undefined;
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return (
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<tr>
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<td>
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<div className="addr">
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<span className="a-main">{lot.address}</span>
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<span className="a-sub">
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{fmtArea(lot.area_m2)} м² · {lot.rooms === 0 ? "студия" : `${lot.rooms}-к`}
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{lot.floor !== null && lot.total_floors !== null
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? ` · этаж ${lot.floor}/${lot.total_floors}`
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: ""}
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</span>
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</div>
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</td>
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<td>
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<span className="src-mini">
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<span className={`src-dot ${dot}`} /> {label}
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</span>
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</td>
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<td className="num">
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{fmtRub(lot.price_per_m2)}
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</td>
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<td className="num">
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{fmtRub(lot.price_rub)}
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{priceStats && (
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<span
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style={{
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fontSize: 11,
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padding: "2px 6px",
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borderRadius: 4,
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background:
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priceStats.last_diff_percent != null && priceStats.last_diff_percent < 0
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? "#dcfce7"
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: "#fee2e2",
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color:
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priceStats.last_diff_percent != null && priceStats.last_diff_percent < 0
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? "#166534"
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: "#991b1b",
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marginLeft: 6,
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}}
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>
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{priceStats.n_changes > 1 ? `↓${priceStats.n_changes}` : "↓1"}
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{priceStats.last_diff_percent != null
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? ` ${priceStats.last_diff_percent > 0 ? "+" : ""}${priceStats.last_diff_percent.toFixed(1)}%`
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: ""}
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</span>
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)}
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</td>
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<td className="num">{distance}</td>
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<td style={{ whiteSpace: "nowrap" }}>
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{externalUrl && (
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<a
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href={externalUrl}
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target="_blank"
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rel="noopener noreferrer"
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className="row-link"
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aria-label="Открыть оригинал"
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>
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<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
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<path d="M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6" />
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<polyline points="15 3 21 3 21 9" />
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<line x1="10" y1="14" x2="21" y2="3" />
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</svg>
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</a>
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)}
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<button
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type="button"
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className="rosreestr-btn"
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onClick={() => void openRosreestrWithAddress(lot.address)}
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title="Скопировать адрес и открыть форму запроса выписки ЕГРН"
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>
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Росреестр ↗
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</button>
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</td>
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</tr>
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);
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}
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