refactor: add methods to get focused object's ID

Created extra methods to get the IDs of the card or status in focus in
order to reduce repeated code.

internal/ui/ui.go

@@ -103,17 +103,14 @@ func (u *UI) init() error {
 			}
 		case letter == 'm':
 			if u.mode == normal {
-				focusedCard := u.columns[u.focusedColumn].focusedCard
+				u.statusSelection.cardID = u.focusedCardID()
-				u.statusSelection.cardID = u.columns[u.focusedColumn].cards[focusedCard].id
+				u.statusSelection.currentStatusID = u.focusedStatusID()
-				u.statusSelection.currentStatusID = u.columns[u.focusedColumn].statusID
 				u.mode = selection
 			}
 		case letter == 'e':
 			if u.mode == normal {
 				u.cardModal.mode = edit
-				focusedCard := u.columns[u.focusedColumn].focusedCard
+				card, _ := u.getFocusedCard()
-				cardID := u.columns[u.focusedColumn].cards[focusedCard].id
-				card, _ := u.board.Card(cardID)
 				u.cardModal.updateInputFields(card.Title, card.Description)
 				u.cardModal.frame.SetTitle(" Edit Card ")
 				u.pages.ShowPage(cardModalPage)
@@ -135,7 +132,7 @@ func (u *UI) init() error {
 			}
 		case key == tcell.KeyEnter:
 			if u.mode == selection {
-				u.statusSelection.nextStatusID = u.columns[u.focusedColumn].statusID
+				u.statusSelection.nextStatusID = u.focusedStatusID()
 				if u.statusSelection.currentStatusID != u.statusSelection.nextStatusID {
 					u.statusSelection.moveCard(u.board)
 				}
@@ -176,9 +173,7 @@ func (u *UI) initCardModal() {
 			case create:
 				_ = u.newCard(title, description)
 			case edit:
-				focusedCard := u.columns[u.focusedColumn].focusedCard
+				_ = u.editFocusedCard(title, description)
-				cardID := u.columns[u.focusedColumn].cards[focusedCard].id
-				_ = u.editCard(cardID, title, description)
 			}
 		}
 
@@ -193,7 +188,7 @@ func (u *UI) initCardModal() {
 func (u *UI) initDeleteCardModal() {
 	doneFunc := func(_ int, buttonLabel string) {
 		if buttonLabel == "Confirm" {
-			u.deleteCard()
+			u.deleteFocusedCard()
 			_ = u.refresh(true)
 		}
 
@@ -239,8 +234,10 @@ func (u *UI) newCard(title, description string) error {
 	return nil
 }
 
-// editCard saves and edited card to the database.
+// editFocusedCard saves and edited card to the database.
-func (u *UI) editCard(cardID int, title, description string) error {
+func (u *UI) editFocusedCard(title, description string) error {
+	cardID := u.focusedCardID()
+
 	args := board.UpdateCardArgs{
 		CardID: cardID,
 		CardArgs: board.CardArgs{
@@ -258,15 +255,23 @@ func (u *UI) editCard(cardID int, title, description string) error {
 	return nil
 }
 
-// deleteCard deletes a card from the board.
+// getFocusedCard retrieves the details of the focused card.
-func (u *UI) deleteCard() {
+func (u *UI) getFocusedCard() (board.Card, error) {
-	statusID := u.columns[u.focusedColumn].statusID
+	cardID := u.focusedCardID()
-	focusedCard := u.columns[u.focusedColumn].focusedCard
-	cardID := u.columns[u.focusedColumn].cards[focusedCard].id
 
+	card, err := u.board.Card(cardID)
+	if err != nil {
+		return board.Card{}, fmt.Errorf("unable to retrieve the card with card ID %d, %w", cardID, err)
+	}
+
+	return card, nil
+}
+
+// deleteFocusedCard deletes the focused card from the board.
+func (u *UI) deleteFocusedCard() {
 	args := board.DeleteCardArgs{
-		CardID:   cardID,
+		CardID:   u.focusedCardID(),
-		StatusID: statusID,
+		StatusID: u.focusedStatusID(),
 	}
 
 	_ = u.board.DeleteCard(args)
@@ -362,3 +367,16 @@ func (u *UI) shutdown() {
 func (u *UI) boardMode() boardMode {
 	return u.mode
 }
+
+// focusedCardID returns the ID of the card in focus.
+func (u *UI) focusedCardID() int {
+	focusedCard := u.columns[u.focusedColumn].focusedCard
+	id := u.columns[u.focusedColumn].cards[focusedCard].id
+
+	return id
+}
+
+// focusedStatusID returns the ID of thestatus (column) in focus.
+func (u *UI) focusedStatusID() int {
+	return u.columns[u.focusedColumn].statusID
+}