create http client and base service

src/core/services/base-service/BaseService.ts

@@ -0,0 +1,30 @@
+import { HttpClient } from "core/services";
+
+class BaseService {
+    private httpClient: HttpClient;
+    constructor(private endpoint: string) {
+        this.httpClient = new HttpClient();
+    }
+
+    getAll = (headers: HeadersInit) => {
+        return this.httpClient.get(this.endpoint, null, headers);
+    };
+
+    get = (params: Object, headers: HeadersInit) => {
+        return this.httpClient.get(this.endpoint, params, headers);
+    };
+
+    put = (data: Object, headers: HeadersInit) => {
+        return this.httpClient.put(this.endpoint, data, headers);
+    };
+
+    post = (data: Object, headers: HeadersInit) => {
+        return this.httpClient.post(this.endpoint, data, headers);
+    };
+
+    delete = (data: Object, headers: HeadersInit) => {
+        return this.httpClient.delete(this.endpoint, data, headers);
+    };
+}
+
+export default BaseService;