commit

angular-app/src/app/services/spacex-api.service.ts

@@ -0,0 +1,90 @@
+import { HttpClient } from '@angular/common/http';
+import { Injectable, inject } from '@angular/core';
+import { Observable, map } from 'rxjs';
+
+type QueryResult<T> = { docs: T[] };
+
+@Injectable({ providedIn: 'root' })
+export class SpacexApiService {
+  private readonly http = inject(HttpClient);
+  private readonly baseUrl = 'https://api.spacexdata.com/v4';
+
+  getLaunches(): Observable<any[]> {
+    return this.http
+      .post<QueryResult<any>>(`${this.baseUrl}/launches/query`, {
+        query: {},
+        options: {
+          sort: { date_utc: -1 },
+          pagination: false,
+          populate: [
+            { path: 'rocket', select: { name: 1 } },
+            { path: 'launchpad', select: { name: 1 } }
+          ]
+        }
+      })
+      .pipe(map((result) => result.docs ?? []));
+  }
+
+  getRockets(): Observable<any[]> {
+    return this.http
+      .post<QueryResult<any>>(`${this.baseUrl}/rockets/query`, {
+        query: {},
+        options: { sort: { first_flight: -1 }, pagination: false }
+      })
+      .pipe(map((result) => result.docs ?? []));
+  }
+
+  getCapsules(): Observable<any[]> {
+    return this.http
+      .post<QueryResult<any>>(`${this.baseUrl}/capsules/query`, {
+        query: {},
+        options: { sort: { serial: 1 }, pagination: false }
+      })
+      .pipe(map((result) => result.docs ?? []));
+  }
+
+  getStarlink(): Observable<any[]> {
+    return this.http
+      .post<QueryResult<any>>(`${this.baseUrl}/starlink/query`, {
+        query: {},
+        options: {
+          select: {
+            version: 1,
+            longitude: 1,
+            latitude: 1,
+            height_km: 1,
+            velocity_kms: 1,
+            spaceTrack: 1
+          },
+          limit: 120,
+          sort: { launch: -1 }
+        }
+      })
+      .pipe(
+        map((result) =>
+          (result.docs ?? []).filter((item) => item.latitude !== null && item.longitude !== null)
+        )
+      );
+  }
+
+  getLaunchpads(): Observable<any[]> {
+    return this.http
+      .post<QueryResult<any>>(`${this.baseUrl}/launchpads/query`, {
+        query: {},
+        options: {
+          pagination: false,
+          populate: [{ path: 'rockets', select: { name: 1 } }]
+        }
+      })
+      .pipe(map((result) => result.docs ?? []));
+  }
+
+  getLandpads(): Observable<any[]> {
+    return this.http
+      .post<QueryResult<any>>(`${this.baseUrl}/landpads/query`, {
+        query: {},
+        options: { pagination: false }
+      })
+      .pipe(map((result) => result.docs ?? []));
+  }
+}