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apps/api/src/maps/maps.controller.ts

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+import { Controller, Get, Query } from '@nestjs/common';
+import { ApiTags, ApiOperation } from '@nestjs/swagger';
+import { MapsService } from './maps.service';
+
+@ApiTags('maps')
+@Controller('maps')
+export class MapsController {
+  constructor(private readonly mapsService: MapsService) {}
+
+  @Get('route')
+  @ApiOperation({ summary: 'Calculate a route between two points 🚗' })
+  async getRoute(
+    @Query('fromLat') fromLat: number,
+    @Query('fromLng') fromLng: number,
+    @Query('toLat') toLat: number,
+    @Query('toLng') toLng: number,
+  ) {
+    return this.mapsService.getRoute([fromLat, fromLng], [toLat, toLng]);
+  }
+
+  @Get('config')
+  @ApiOperation({ summary: 'Get map configuration for the region 🗺️' })
+  async getConfig() {
+    return this.mapsService.getMapConfig();
+  }
+}

apps/api/src/maps/maps.module.ts

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+import { Module } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { MapsService } from './maps.service';
+import { MapsController } from './maps.controller';
+import { RoadSegmentStat } from './road-stat.entity';
+
+@Module({
+  imports: [TypeOrmModule.forFeature([RoadSegmentStat])],
+  controllers: [MapsController],
+  providers: [MapsService],
+  exports: [MapsService],
+})
+export class MapsModule {}

apps/api/src/maps/maps.service.ts

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+import { Injectable, HttpException, HttpStatus } from '@nestjs/common';
+import { ConfigService } from '@nestjs/config';
+import axios from 'axios';
+
+@Injectable()
+export class MapsService {
+  private readonly graphHopperUrl: string;
+
+  constructor(private configService: ConfigService) {
+    this.graphHopperUrl = this.configService.get('GRAPH_HOPPER_URL', 'http://map-routing:8080');
+  }
+
+  async getRoute(from: [number, number], to: [number, number]) {
+    // Proxy routing request to GraphHopper
+    // تحويل طلب حساب المسارم إلى GraphHopper
+    try {
+      const response = await axios.get(`${this.graphHopperUrl}/route`, {
+        params: {
+          point: [`${from[0]},${from[1]}`, `${to[0]},${to[1]}`],
+          profile: 'car',
+          locale: 'en',
+          calc_points: true,
+          points_encoded: false,
+          elevation: false,
+          type: 'json',
+        },
+        paramsSerializer: (params) => {
+          const searchParams = new URLSearchParams();
+          Object.entries(params).forEach(([key, value]) => {
+            if (Array.isArray(value)) {
+              value.forEach(v => searchParams.append(key, v));
+            } else {
+              searchParams.append(key, value as any);
+            }
+          });
+          return searchParams.toString();
+        },
+      });
+      
+      console.log('Routing Successful:', response.request.path);
+      
+      const route = response.data.paths[0];
+      if (!route) {
+        throw new HttpException('No route found', HttpStatus.NOT_FOUND);
+      }
+
+      return {
+        distance: route.distance, // In meters
+        duration: route.time / 1000, // In seconds
+        points: route.points.coordinates, // Array of [lng, lat]
+        bbox: route.bbox,
+      };
+    } catch (error) {
+      console.error('Routing Error:', error.message);
+      if (error.response) {
+        console.error('GraphHopper Response:', error.response.data);
+      }
+      throw new HttpException('Error calculating route', HttpStatus.BAD_GATEWAY);
+    }
+  }
+
+  async getMapConfig() {
+    // Return basic map configuration for clients
+    // إرجاع إعدادات الخريطة للواجهة الأمامية
+    return {
+      center: [31.95, 35.91], // Amman, Jordan
+      zoom: 12,
+      tileServerUrl: this.configService.get('TILE_SERVER_URL', 'http://localhost:3001'),
+    };
+  }
+}

apps/api/src/maps/road-stat.entity.ts

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+import { Entity, Column, PrimaryColumn, Index } from 'typeorm';
+
+@Entity('road_segment_stats')
+export class RoadSegmentStat {
+  @PrimaryColumn()
+  segmentId: string; // OSM Way ID or similar
+
+  @Column('float', { default: 0 })
+  averageSpeed: number;
+
+  @Column('float', { default: 1.0 })
+  congestionFactor: number; // 1.0 = Free flow, >1.0 = Congested
+
+  @Column('int', { default: 0 })
+  sampleCount: number;
+
+  @Column({
+    type: 'geography',
+    spatialFeatureType: 'LineString',
+    srid: 4326,
+    nullable: true,
+  })
+  @Index({ spatial: true })
+  geometry: any;
+
+  @Column({ type: 'timestamp', default: () => 'CURRENT_TIMESTAMP' })
+  lastUpdated: Date;
+}