feat(FEAT-MO-005): 增加行业题材板块排行接口

2026-08-25 01:51:23 +08:00
parent b6a9f40ed8
commit 8174f3f698
8 changed files with 459 additions and 1 deletions
@@ -9,6 +9,12 @@ import { createAktoolsClient } from './aktools/aktools.client';
 import { createTdxClient } from './tdx/tdx.client';
 import { MarketDetailController } from './detail/market-detail.controller';
 import { MarketDetailService } from './detail/market-detail.service';
+import { createAktoolsStructureClient } from './structure/aktools-structure.client';
+import { MarketStructureController } from './structure/market-structure.controller';
+import {
+  MARKET_STRUCTURE_SOURCE_PORT,
+  MarketStructureService,
+} from './structure/market-structure.service';

@Module({})
 export class MarketOverviewModule {
@@ -16,13 +22,23 @@ export class MarketOverviewModule {
  static register(config: ApiRuntimeConfig): DynamicModule {
    return {
      module: MarketOverviewModule,
-      controllers: [MarketOverviewController, MarketDetailController, ShortTermMarketController],
+      controllers: [
+        MarketOverviewController,
+        MarketDetailController,
+        ShortTermMarketController,
+        MarketStructureController,
+      ],
      providers: [
        MarketOverviewService,
        MarketDetailService,
+        MarketStructureService,
        { provide: TDX_CLIENT_PORT, useValue: createTdxClient(config.tdx) },
        ShortTermMarketService,
        { provide: AKTOOLS_CLIENT_PORT, useValue: createAktoolsClient(config.aktools) },
+        {
+          provide: MARKET_STRUCTURE_SOURCE_PORT,
+          useValue: createAktoolsStructureClient(config.aktools),
+        },
      ],
    };
  }
@@ -0,0 +1,28 @@
+import { BadRequestException, Controller, Get, Query } from '@nestjs/common';
+import { ApiOkResponse, ApiQuery, ApiTags } from '@nestjs/swagger';
+
+import { SectorRankingsResponseDto } from './market-structure.dto';
+import { MarketStructureService, parseSectorRankingQuery } from './market-structure.service';
+
+@ApiTags('market-overview-structure')
+@Controller('market-overview')
+export class MarketStructureController {
+  constructor(private readonly service: MarketStructureService) {}
+
+  @Get('sector-rankings')
+  @ApiQuery({ name: 'category', required: false, enum: ['industry', 'concept', 'board'] })
+  @ApiQuery({ name: 'sort', required: false, enum: ['rise', 'fall', 'turnover'] })
+  @ApiQuery({ name: 'limit', required: false, type: Number, minimum: 1, maximum: 100 })
+  @ApiOkResponse({ type: SectorRankingsResponseDto })
+  getSectorRankings(
+    @Query('category') category?: string,
+    @Query('sort') sort?: string,
+    @Query('limit') limit?: string,
+  ): Promise<SectorRankingsResponseDto> {
+    try {
+      return this.service.getSectorRankings(parseSectorRankingQuery(category, sort, limit));
+    } catch (error) {
+      throw new BadRequestException(error instanceof Error ? error.message : '排行参数无效');
+    }
+  }
+}
@@ -0,0 +1,49 @@
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+
+import { MarketOverviewMetaDto } from '../market-overview.dto';
+import type { StructureCategory, StructureSort } from './market-structure.types';
+
+export class SectorRankingItemDto {
+  @ApiProperty({ enum: ['industry', 'concept', 'board'] })
+  category!: StructureCategory;
+
+  @ApiProperty({ type: String })
+  code!: string;
+
+  @ApiProperty({ type: String })
+  name!: string;
+
+  @ApiPropertyOptional({ type: Number, nullable: true })
+  changePercent!: number | null;
+
+  @ApiPropertyOptional({ type: Number, nullable: true, description: '亿元' })
+  turnoverAmount!: number | null;
+
+  @ApiPropertyOptional({ type: Number, nullable: true })
+  advancingCount!: number | null;
+
+  @ApiPropertyOptional({ type: Number, nullable: true })
+  decliningCount!: number | null;
+
+  @ApiPropertyOptional({ type: String, nullable: true })
+  leader!: string | null;
+
+  @ApiPropertyOptional({ type: String, nullable: true, example: '20260825' })
+  tradeDate!: string | null;
+}
+
+export class SectorRankingsDataDto {
+  @ApiProperty({ type: [SectorRankingItemDto] })
+  items!: SectorRankingItemDto[];
+
+  @ApiProperty({ enum: ['rise', 'fall', 'turnover'] })
+  sort!: Extract<StructureSort, 'rise' | 'fall' | 'turnover'>;
+
+  @ApiProperty({ enum: ['industry', 'concept', 'board'] })
+  category!: StructureCategory;
+}
+
+export class SectorRankingsResponseDto extends MarketOverviewMetaDto {
+  @ApiProperty({ type: () => SectorRankingsDataDto, nullable: true })
+  data!: SectorRankingsDataDto | null;
+}
@@ -0,0 +1,56 @@
+import { describe, expect, it } from 'vitest';
+
+import { MarketStructureService, parseSectorRankingQuery } from './market-structure.service';
+import type { MarketStructureSourceClient } from './market-structure.types';
+
+const source: MarketStructureSourceClient = {
+  getSectorRows: async () => [
+    { 代码: 'BK2', 名称: '弱势', 涨跌幅: '-2', 成交额: '200000000', 日期: '20260825' },
+    { 代码: 'BK1', 名称: '强势', 涨跌幅: '5', 成交额: '100000000', 日期: '20260825' },
+  ],
+  getCapitalFlowRows: async () => [],
+  getMarketFundFlowRows: async () => [],
+};
+
+describe('行业题材排行服务', () => {
+  it('校验分类、排序和 1-100 数量范围', () => {
+    expect(parseSectorRankingQuery('concept', 'fall', '10')).toEqual({
+      category: 'concept',
+      sort: 'fall',
+      limit: 10,
+    });
+    expect(() => parseSectorRankingQuery('stock', 'rise', '10')).toThrow('分类参数无效');
+    expect(() => parseSectorRankingQuery('industry', 'unknown', '10')).toThrow('排序参数无效');
+    expect(() => parseSectorRankingQuery('industry', 'rise', '0')).toThrow('数量参数无效');
+    expect(() => parseSectorRankingQuery('industry', 'rise', '101')).toThrow('数量参数无效');
+  });
+
+  it('按涨幅排序并截取指定数量', async () => {
+    const service = new MarketStructureService(source);
+    const response = await service.getSectorRankings({
+      category: 'industry',
+      sort: 'rise',
+      limit: 1,
+    });
+    expect(response.status).toBe('fresh');
+    expect(response.data?.items).toHaveLength(1);
+    expect(response.data?.items[0]).toMatchObject({ code: 'BK1', changePercent: 5 });
+  });
+
+  it('上游失败时返回不可用且不泄露异常内容', async () => {
+    const failing: MarketStructureSourceClient = {
+      ...source,
+      getSectorRows: async () => {
+        throw new Error('secret upstream URL and payload');
+      },
+    };
+    const service = new MarketStructureService(failing);
+    const response = await service.getSectorRankings({
+      category: 'industry',
+      sort: 'rise',
+      limit: 10,
+    });
+    expect(response).toMatchObject({ status: 'unavailable', data: null });
+    expect(response.warnings).toEqual(['行业排行数据不可用']);
+  });
+});
@@ -0,0 +1,121 @@
+import { Inject, Injectable } from '@nestjs/common';
+
+import type { MarketOverviewStatus } from '../market-overview.dto';
+import { mapSectorRanking } from './market-structure.mapper';
+import type {
+  SectorRankingRecord,
+  StructureCategory,
+  StructureSort,
+  MarketStructureSourceClient,
+} from './market-structure.types';
+import type { SectorRankingsResponseDto } from './market-structure.dto';
+
+export const MARKET_STRUCTURE_SOURCE_PORT = Symbol('MARKET_STRUCTURE_SOURCE_PORT');
+
+export interface SectorRankingQuery {
+  category: StructureCategory;
+  sort: Extract<StructureSort, 'rise' | 'fall' | 'turnover'>;
+  limit: number;
+}
+
+const CATEGORIES = new Set<StructureCategory>(['industry', 'concept', 'board']);
+const SORTS = new Set<SectorRankingQuery['sort']>(['rise', 'fall', 'turnover']);
+
+export function parseSectorRankingQuery(
+  category = 'industry',
+  sort = 'rise',
+  limit = '10',
+): SectorRankingQuery {
+  if (!CATEGORIES.has(category as StructureCategory)) throw new Error('分类参数无效');
+  if (!SORTS.has(sort as SectorRankingQuery['sort'])) throw new Error('排序参数无效');
+  if (!/^\d+$/.test(limit)) throw new Error('数量参数无效');
+  const parsedLimit = Number(limit);
+  if (!Number.isSafeInteger(parsedLimit) || parsedLimit < 1 || parsedLimit > 100) {
+    throw new Error('数量参数无效');
+  }
+  return {
+    category: category as StructureCategory,
+    sort: sort as SectorRankingQuery['sort'],
+    limit: parsedLimit,
+  };
+}
+
+function snapshotMeta(
+  source: 'aktools',
+): Pick<SectorRankingsResponseDto, 'snapshotId' | 'asOf' | 'source'> {
+  const asOf = new Date().toISOString();
+  return {
+    snapshotId: asOf.replace(/[-:TZ.]/g, '').slice(0, 15),
+    asOf,
+    source,
+  };
+}
+
+function sortItems(
+  items: readonly SectorRankingRecord[],
+  sort: SectorRankingQuery['sort'],
+): SectorRankingRecord[] {
+  const valueFor = (item: SectorRankingRecord): number => {
+    if (sort === 'turnover') return item.turnoverAmount ?? Number.NEGATIVE_INFINITY;
+    return item.changePercent ?? Number.NEGATIVE_INFINITY;
+  };
+  const direction = sort === 'fall' ? 1 : -1;
+  return [...items].sort((left, right) => {
+    const difference = (valueFor(left) - valueFor(right)) * direction;
+    return difference || left.name.localeCompare(right.name, 'zh-CN');
+  });
+}
+
+function statusFor(items: readonly SectorRankingRecord[], rawCount: number): MarketOverviewStatus {
+  if (!items.length) return 'unavailable';
+  if (items.length < rawCount || items.some((item) => item.tradeDate === null)) return 'partial';
+  return 'fresh';
+}
+
+@Injectable()
+export class MarketStructureService {
+  constructor(
+    @Inject(MARKET_STRUCTURE_SOURCE_PORT)
+    private readonly source: MarketStructureSourceClient,
+  ) {}
+
+  async getSectorRankings(query: SectorRankingQuery): Promise<SectorRankingsResponseDto> {
+    const meta = snapshotMeta('aktools');
+    try {
+      const rows = await this.source.getSectorRows(query.category);
+      const items = rows.flatMap((row) => {
+        const mapped = mapSectorRanking(row, query.category, this.readTradeDate(row));
+        return mapped ? [mapped] : [];
+      });
+      const sortedAll = sortItems(items, query.sort);
+      const sorted = sortedAll.slice(0, query.limit);
+      const status = statusFor(sortedAll, rows.length);
+      return {
+        ...meta,
+        status,
+        data:
+          status === 'unavailable'
+            ? null
+            : { items: sorted, sort: query.sort, category: query.category },
+        warnings:
+          status === 'fresh'
+            ? []
+            : status === 'partial'
+              ? ['部分行业或题材排行字段不可用']
+              : ['行业排行数据不可用'],
+      };
+    } catch {
+      return {
+        ...meta,
+        status: 'unavailable',
+        data: null,
+        warnings: ['行业排行数据不可用'],
+      };
+    }
+  }
+
+  private readTradeDate(row: Readonly<Record<string, unknown>>): string | null {
+    const value = row['日期'] ?? row['交易日期'] ?? row['tradeDate'];
+    return typeof value === 'string' && /^\d{8}$/.test(value) ? value : null;
+  }
+}