update: home swipe to edit (#68)

Author: paul-nguyen-goldenowl

GoMoney/Scences/AddExpense/AddExpenseForm.swift

@@ -198,7 +198,13 @@ class AddExpenseForm: UIView {
 
         dateField.text = DateFormatter.dmy().string(from: transaction.occuredOn)
         categoryField.text = transaction.tag?.name
-        amountField.text = String(transaction.amount)
+
+        let amountString = String(Int(transaction.amount))
+            .replacingOccurrences(of: ",", with: "")
+            .replacingOccurrences(of: ".", with: "")
+        let formated = amountString.splitFromEnd(by: 3).joined(separator: ",")
+        amountField.text = formated
+
         noteField.text = transaction.note
     }
 

GoMoney/Scences/Home/HomeViewController.swift

@@ -211,14 +211,19 @@ extension HomeViewController: UITableViewDataSource, UITableViewDelegate {
         return swipe
     }
 
-    func tableView(_: UITableView, leadingSwipeActionsConfigurationForRowAt _: IndexPath) -> UISwipeActionsConfiguration? {
+    func tableView(_: UITableView, leadingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
         let edit = UIContextualAction(style: .normal, title: "Edit") { _, _, completionHandler in
-            // TODO: Go to edit
-            let vc = GMMainViewController()
+            if let transaction = self.viewModel.transactions?[indexPath.row] {
+                let vc = EditViewController()
+                vc.transaction = transaction
+                vc.onApply = { [weak self] newTrans in
+                    self?.applyTransaction(transaction: transaction, newTrans: newTrans)
+                }
 
-            self.navigationController?.pushViewController(vc, animated: true)
+                self.present(vc, animated: true)
 
-            completionHandler(true)
+                completionHandler(true)
+            }
         }
 
         edit.image = UIImage(systemName: "highlighter")
@@ -229,6 +234,26 @@ extension HomeViewController: UITableViewDataSource, UITableViewDelegate {
         return swipe
     }
 
+    private func applyTransaction(transaction: Expense, newTrans: Expense) {
+        viewModel.applyTransaction(transaction: transaction, newTrans: newTrans) { [weak self] err in
+            DispatchQueue.main.async {
+                if let err = err {
+                    self?.alert(
+                        title: "Error",
+                        message: err.localizedDescription,
+                        actionTitle: "Cancel"
+                    )
+                } else {
+                    self?.loadData()
+                    self?.snackBar(
+                        message: "Transaction updated successfully!",
+                        actionText: "OK"
+                    )
+                }
+            }
+        }
+    }
+
     private func toggleEmptyView() {
         let empty = viewModel.transactions?.count == 0
         let contents = [backImage, chartView, recentExpenseLabel, tableView, floatingButton]

GoMoney/ViewModel/Home/HomeViewModel.swift

@@ -68,4 +68,14 @@ class HomeViewModel {
         }
         completion?(nil)
     }
+
+    func applyTransaction(transaction: Expense, newTrans: Expense, completion: @escaping (Error?) -> Void) {
+        DataService.shared.updateExpense(
+            oldTrans: transaction,
+            newTrans: newTrans,
+            completion: { err in
+                completion(err)
+            }
+        )
+    }
 }