Simon
92627f5b6b
- 后端业务 API：GET /api/stocks(搜索/分页)、GET /api/factors（因子目录）、POST /api/factor-tests 与 /api/backtests（Research Spec 驱动同步执行）、GET /api/backtests/last；Annotated 依赖注入 + CORS(dev) - Repository 批量查询 get_range_many（研究装配一次查询，避免逐只拉取） - 前端 frontend/web：Next.js 15(TS) + ECharts —— 总览 / 股票池 / 因子研究(IC·RankIC·分层展示) / 回测（净值·回撤·月度·持仓·未建模标注） - 前端只消费业务 API 与标准化 BacktestResult，无 Qlib/SQL 概念泄漏 - 真实数据：同步 20 只权重股 2023-2024 日线（9680 根）支撑截面研究 - 验证：API 集成测试 8 项（DTO 校验/装配/引擎/标准结果，内存 repo 全链路）+ 全量 pytest 68 passed；前端 tsc + next build 通过；无头浏览器端到端（factors/backtest 页面渲染后端数据） - ruff clean
61 lines
1.5 KiB
TypeScript
61 lines
1.5 KiB
TypeScript
"use client";
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import { useEffect, useRef } from "react";
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import * as echarts from "echarts";
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export interface XY {
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date: string;
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value: number;
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}
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export function LineChart({
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title,
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data,
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color = "#38bdf8",
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}: {
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title: string;
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data: XY[];
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color?: string;
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}) {
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const ref = useRef<HTMLDivElement>(null);
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useEffect(() => {
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if (!ref.current || data.length === 0) return;
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const chart = echarts.init(ref.current);
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chart.setOption({
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title: { text: title, textStyle: { color: "#e2e8f0", fontSize: 13 } },
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tooltip: { trigger: "axis" },
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grid: { left: 60, right: 20, top: 40, bottom: 30 },
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xAxis: {
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type: "category",
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data: data.map((p) => p.date),
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axisLabel: { color: "#94a3b8", fontSize: 10 },
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},
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yAxis: {
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type: "value",
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scale: true,
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axisLabel: { color: "#94a3b8" },
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splitLine: { lineStyle: { color: "#334155" } },
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},
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series: [
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{
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type: "line",
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showSymbol: false,
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data: data.map((p) => p.value),
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lineStyle: { color, width: 1.6 },
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itemStyle: { color },
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},
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],
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});
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const onResize = () => chart.resize();
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window.addEventListener("resize", onResize);
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return () => {
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window.removeEventListener("resize", onResize);
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chart.dispose();
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};
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}, [data, color, title]);
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if (data.length === 0) return <div className="muted">暂无数据</div>;
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return <div ref={ref} style={{ height: 360, width: "100%" }} />;
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}
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