From cd0e24fe3e8cdc651a1b2b7b9c7c5d3f23bef67b Mon Sep 17 00:00:00 2001
From: 62160052 <62160052@go.buu.ac.th>
Date: Mon, 19 Sep 2022 03:36:45 +0700
Subject: [PATCH] Update price in view model
---
.../main/java/com/example/cupcake/model/OrderViewModel.kt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/app/src/main/java/com/example/cupcake/model/OrderViewModel.kt b/app/src/main/java/com/example/cupcake/model/OrderViewModel.kt
index 4b8e9db..67b4a83 100644
--- a/app/src/main/java/com/example/cupcake/model/OrderViewModel.kt
+++ b/app/src/main/java/com/example/cupcake/model/OrderViewModel.kt
@@ -7,6 +7,8 @@ import java.text.SimpleDateFormat
import java.util.Calendar
import java.util.Locale
+private const val PRICE_PER_CUPCAKE = 2.00
+
class OrderViewModel : ViewModel() {
private val _quantity = MutableLiveData<Int>()
val quantity: LiveData<Int> = _quantity
@@ -26,6 +28,10 @@ class OrderViewModel : ViewModel() {
resetOrder()
}
+ private fun updatePrice() {
+ _price.value = (quantity.value ?: 0) * PRICE_PER_CUPCAKE
+ }
+
private fun getPickupOptions(): List<String> {
val options = mutableListOf<String>()
val formatter = SimpleDateFormat("E MMM d", Locale.getDefault())
@@ -47,6 +53,7 @@ class OrderViewModel : ViewModel() {
fun setQuantity(numberCupcakes: Int) {
_quantity.value = numberCupcakes
+ updatePrice()
}
fun setFlavor(desiredFlavor: String) {
--
GitLab