Fix transaction saving/loading

src/app/budgets/budget-details/budget-details.component.ts

@@ -137,7 +137,7 @@ export class BudgetDetailsComponent implements OnInit {
       this.twigsService.getTransactions(this.budget.id, category).subscribe(transactions => {
         let balance = 0;
         for (const transaction of transactions) {
-          if (transaction.isExpense) {
+          if (transaction.expense) {
             balance -= transaction.amount;
           } else {
             balance += transaction.amount;

src/app/categories/categories.component.ts

@@ -46,7 +46,7 @@ export class CategoriesComponent implements OnInit {
       this.twigsService.getTransactions(this.budgetId, category.id).subscribe(transactions => {
         let balance = 0;
         for (const transaction of transactions) {
-          if (transaction.isExpense) {
+          if (transaction.expense) {
             balance -= transaction.amount;
           } else {
             balance += transaction.amount;

src/app/shared/twigs.http.service.ts

@@ -131,7 +131,7 @@ export class TwigsHttpService implements TwigsService {
     description: string,
     amount: number,
     date: Date,
-    isExpense: boolean,
+    expense: boolean,
     category: number
   ): Observable<Transaction> {
     const params = {
@@ -139,7 +139,7 @@ export class TwigsHttpService implements TwigsService {
       'description': description,
       'date': date,
       'amount': amount,
-      'expense': isExpense,
+      'expense': expense,
       'categoryId': category,
       'budgetId': budgetId
     };

src/app/shared/twigs.local.service.ts

@@ -249,7 +249,7 @@ export class TwigsLocalService implements TwigsService {
       transaction.description = description;
       transaction.amount = amount;
       transaction.date = date;
-      transaction.isExpense = isExpense;
+      transaction.expense = isExpense;
       transaction.categoryId = category;
       transaction.budgetId = budgetId;
       transaction.id = this.transactions.length + 1;

src/app/transactions/add-edit-transaction/add-edit-transaction.component.ts

@@ -77,7 +77,7 @@ export class AddEditTransactionComponent implements OnInit, OnChanges, OnDestroy
           amount: this.currentTransaction.amount * 100,
           date: this.currentTransaction.date,
           category: this.currentTransaction.categoryId,
-          isExpense: this.currentTransaction.isExpense
+          expense: this.currentTransaction.expense
         }
       );
     } else {
@@ -88,7 +88,7 @@ export class AddEditTransactionComponent implements OnInit, OnChanges, OnDestroy
         this.currentTransaction.description,
         this.currentTransaction.amount * 100,
         this.currentTransaction.date,
-        this.currentTransaction.isExpense,
+        this.currentTransaction.expense,
         this.currentTransaction.categoryId,
       );
     }

src/app/transactions/transaction.ts

@@ -4,7 +4,7 @@ export class Transaction {
   description: string = null;
   date: Date = new Date();
   amount: number;
-  isExpense: boolean;
+  expense: boolean;
   categoryId: number;
   budgetId: number;
   createdBy: number;