feat: get payees, categories, transactions

Add getPayees, getCategories, and getTransactions method to
ynab.service.

src/app/services/ynab/interfaces/budgets/detail/budgetDetail.ts

@@ -12,7 +12,7 @@ import { MonthSummary } from './monthSummary';
 export interface BudgetDetail extends BudgetSummary {
   payees?: Payee[];
   payeeLocations?: PayeeLocation[];
-  categoryGroupss?: CategoryGroup[];
+  categoryGroupss?: Omit<CategoryGroup[], 'categories'>;
   categories?: Category[];
   months?: MonthSummary[];
   transactions?: TransactionSummary[];

src/app/services/ynab/interfaces/categories/categoryGroup.ts

@@ -1,3 +1,5 @@
+import { Category } from './category';
+
 export interface CategoryGroup {
   id: string;
   name: string;
@@ -9,4 +11,5 @@ export interface CategoryGroup {
    * Whether or not the category group has been deleted. Deleted category groups will only be included in delta requests.
    */
   deleted: boolean;
+  categories?: Category[];
 }

src/app/services/ynab/ynab.service.ts

@@ -1,8 +1,12 @@
 import { HttpClient, HttpErrorResponse } from '@angular/common/http';
 import { Injectable, inject } from '@angular/core';
 import { Observable, catchError, map, throwError } from 'rxjs';
-import { BudgetSummary } from './interfaces/budgets/summary/budgetSummary';
+
 import { BudgetDetail } from './interfaces/budgets/detail/budgetDetail';
+import { BudgetSummary } from './interfaces/budgets/summary/budgetSummary';
+import { PayeeLocation } from './interfaces/payees/payeeLocation';
+import { Transaction } from './interfaces/transactions/transaction';
+import { CategoryGroup } from './interfaces/categories/categoryGroup';
 
 @Injectable({
   providedIn: 'root',
@@ -44,4 +48,37 @@ export class YnabService {
         catchError(this.handleError),
       );
   }
+
+  getCategories(budgetId: string) {
+    return this.http
+      .get<{
+        data: { categories: CategoryGroup[]; server_knowledge: number };
+      }>(`https://api.ynab/com/v1/budgets/${budgetId}/categories`)
+      .pipe(
+        map(({ data }) => data.categories),
+        catchError(this.handleError),
+      );
+  }
+
+  getPayees(budgetId: string): Observable<PayeeLocation[]> {
+    return this.http
+      .get<{
+        data: { payees: PayeeLocation[]; server_knowledge: number };
+      }>(`https://api.ynab.com/v1/budgets/${budgetId}/payees`)
+      .pipe(
+        map(({ data }) => data.payees),
+        catchError(this.handleError),
+      );
+  }
+
+  getTransactions(budgetId: string): Observable<Transaction[]> {
+    return this.http
+      .get<{
+        data: { transactions: Transaction[]; server_knowledge: number };
+      }>(`https://api.ynab.com/v1/budgets/${budgetId}/transactions`)
+      .pipe(
+        map(({ data }) => data.transactions),
+        catchError(this.handleError),
+      );
+  }
 }