add tenant and user endpoints, services, models and guards

src/app/core/services/tenant/tenant.service.ts

@@ -0,0 +1,46 @@
+import { HttpClient, HttpParams } from '@angular/common/http';
+import { Injectable, inject } from '@angular/core';
+import { Observable } from 'rxjs';
+
+import { TENANT_ENDPOINTS } from '../../end-points/tenant/tenant.endpoints';
+import { DataTableQuery, DataTableResult } from '../../../shared/components/data-table/data-table.types';
+import {
+  CreateTenantRequest,
+  TenantDto,
+  TenantLookupDto,
+  UpdateTenantRequest
+} from '../../models/tenant/tenant.model';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class TenantService {
+    private readonly http = inject(HttpClient);
+
+    getTenantDataTable(query: DataTableQuery): Observable<DataTableResult<TenantDto>> {
+        return this.http.post<DataTableResult<TenantDto>>(TENANT_ENDPOINTS.dataTable, query);
+    }
+
+    createTenant(request: CreateTenantRequest): Observable<TenantDto> {
+        return this.http.post<TenantDto>(TENANT_ENDPOINTS.create, request);
+    }
+
+    updateTenant(id: string, request: UpdateTenantRequest): Observable<TenantDto> {
+        return this.http.put<TenantDto>(TENANT_ENDPOINTS.update(id), request);
+    }
+
+    getTenantById(id: string): Observable<TenantDto> {
+        return this.http.get<TenantDto>(TENANT_ENDPOINTS.getById(id));
+    }
+
+    autocomplete(term?: string, limit = 10): Observable<readonly TenantLookupDto[]> {
+        let params = new HttpParams().set('limit', limit);
+        const normalizedTerm = term?.trim();
+
+        if (normalizedTerm) {
+            params = params.set('term', normalizedTerm);
+        }
+
+        return this.http.get<readonly TenantLookupDto[]>(TENANT_ENDPOINTS.autocomplete, { params });
+    }
+}