feat: 完善智慧停车综合管理平台源码

backend/src/services/map-config/map-config.entity.ts

@@ -0,0 +1,43 @@
+import {
+  Column,
+  CreateDateColumn,
+  DeleteDateColumn,
+  Entity,
+  PrimaryGeneratedColumn,
+} from 'typeorm';
+
+@Entity()
+export class MapConfig {
+  @PrimaryGeneratedColumn({ type: 'int' })
+  id: number;
+
+  @Column()
+  layerType: 'imageOverlay' | 'tileLayer';
+
+  @Column()
+  layerUrlOrPath: string;
+
+  @Column({
+    type: 'json',
+    nullable: true,
+  })
+  imageLayerBounds?: [[number, number], [number, number]];
+
+  @Column({ type: 'json' })
+  mapCenter: [number, number];
+
+  @Column({ type: 'int' })
+  mapZoom: number;
+
+  @Column({ type: 'int', default: 0 })
+  minZoom: number;
+
+  @Column({ type: 'int', default: 18 })
+  maxZoom: number;
+
+  @CreateDateColumn()
+  createdAt: Date;
+
+  @DeleteDateColumn()
+  deletedAt: Date;
+}

backend/src/services/map-config/map-config.service.spec.ts

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+import { Test, TestingModule } from '@nestjs/testing';
+import { MapConfigService } from './map-config.service';
+
+describe('MapConfigService', () => {
+  let service: MapConfigService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [MapConfigService],
+    }).compile();
+
+    service = module.get<MapConfigService>(MapConfigService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

backend/src/services/map-config/map-config.service.ts

@@ -0,0 +1,24 @@
+import { Injectable } from '@nestjs/common';
+import { Repository } from 'typeorm';
+import { MapConfig } from './map-config.entity';
+import { InjectRepository } from '@nestjs/typeorm';
+
+@Injectable()
+export class MapConfigService {
+  constructor(
+    @InjectRepository(MapConfig) private mapConfigRepo: Repository<MapConfig>,
+  ) {}
+
+  async getLatestConfig(): Promise<MapConfig | null> {
+    return (
+      await this.mapConfigRepo.find({
+        order: { id: 'DESC' },
+        take: 1,
+      })
+    )?.[0];
+  }
+
+  async updateConfig(config: Partial<MapConfig>) {
+    await this.mapConfigRepo.save(config);
+  }
+}