make units configurable in buildconfig

app/build.gradle.kts

@@ -23,6 +23,9 @@ android {
         vectorDrawables {
             useSupportLibrary = true
         }
+
+        buildConfigField("String", "CURRENCY_UNIT", "\"zł\"")
+        buildConfigField("String", "CURRENCY_CENT", "\"gr\"")
     }
 
     buildTypes {
@@ -43,6 +46,7 @@ android {
     }
     buildFeatures {
         compose = true
+        buildConfig = true
     }
     composeOptions {
         kotlinCompilerExtensionVersion = "1.5.15"

app/src/main/java/eu/m724/coincounter/MainActivity.kt

@@ -133,7 +133,7 @@ fun BalanceView(balance: Int) {
                 fontSize = 32.sp
             )
             Text(
-                text = "zł",
+                text = BuildConfig.CURRENCY_UNIT,
                 fontSize = 14.sp
             )
         }
@@ -270,10 +270,7 @@ fun AddWalletButton(
 
 fun formatCurrency(units: Int): String {
     if (units < 100) {
-        return "$units gr"
+        return "$units ${BuildConfig.CURRENCY_CENT}"
     }
-    if (units % 100 == 0) {
+    return "%.2f %s".format(units / 100.0, BuildConfig.CURRENCY_UNIT)
-        return "%d zł".format(units / 100)
-    }
-    return "%.2f zł".format(units / 100.0)
 }

app/src/main/java/eu/m724/coincounter/WalletActivity.kt

@@ -150,7 +150,7 @@ fun App(
                         fontSize = 32.sp
                     )
                     Text(
-                        text = "zł",
+                        text = BuildConfig.CURRENCY_UNIT,
                         fontSize = 14.sp
                     )
                 }
@@ -170,7 +170,7 @@ fun TransactionList(viewModel: WalletViewModel) {
         items(transactions) {
             Card(
                 modifier = Modifier
-                    .width(200.dp)
+                    .width(250.dp)
                     .padding(8.dp)
             ) {
                 Row(
@@ -186,7 +186,7 @@ fun TransactionList(viewModel: WalletViewModel) {
                         .weight(1f))
 
                     Text(
-                        text = "%.2f".format(it.value / 100.0),
+                        text = "%.2f %s".format(it.value / 100.0, BuildConfig.CURRENCY_UNIT),
                         color = if (it.value < 0) MaterialTheme.colorScheme.error else Color.Unspecified
                     )
                 }