1차 QA 반영

app/src/main/java/org/sopt/teamdateroad/presentation/ui/component/card/DateRoadCourseCard.kt

@@ -40,6 +40,7 @@ fun DateRoadCourseCard(
     Row(
         modifier = modifier
             .fillMaxWidth()
+            .padding(end = 16.dp)
             .height(130.dp)
             .background(DateRoadTheme.colors.white)
             .noRippleClickable(onClick = { onClick(course.courseId) })

app/src/main/java/org/sopt/teamdateroad/presentation/ui/enroll/EnrollThirdScreen.kt

@@ -17,6 +17,7 @@ import org.sopt.teamdateroad.R
 import org.sopt.teamdateroad.presentation.ui.component.textfield.DateRoadBasicTextField
 import org.sopt.teamdateroad.presentation.ui.component.textfield.DateRoadTextArea
 import org.sopt.teamdateroad.presentation.util.view.LoadState
+import org.sopt.teamdateroad.presentation.util.view.NumberCommaTransformation
 import org.sopt.teamdateroad.ui.theme.DATEROADTheme
 
 @Composable
@@ -45,7 +46,8 @@ fun EnrollThirdScreen(
             onValueChange = { newValue ->
                 if (newValue.all { it.isDigit() }) onCostValueChange(newValue)
             },
-            keyboardOptions = KeyboardOptions.Default.copy(keyboardType = KeyboardType.Number)
+            keyboardOptions = KeyboardOptions.Default.copy(keyboardType = KeyboardType.Number),
+            visualTransformation = NumberCommaTransformation(),
         )
         Spacer(modifier = Modifier.height(6.dp))
     }

app/src/main/java/org/sopt/teamdateroad/presentation/util/view/NumberCommaTransformation.kt

@@ -0,0 +1,33 @@
+package org.sopt.teamdateroad.presentation.util.view
+
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.input.OffsetMapping
+import androidx.compose.ui.text.input.TransformedText
+import androidx.compose.ui.text.input.VisualTransformation
+import java.text.NumberFormat
+import java.util.Locale
+
+class NumberCommaTransformation : VisualTransformation {
+
+    private fun Long?.formatWithComma(): String =
+        NumberFormat.getNumberInstance(Locale.US).format(this ?: 0)
+
+    override fun filter(text: AnnotatedString): TransformedText {
+        val newText = AnnotatedString(
+            text = if (text.text.isEmpty()) "" else text.text.toLongOrNull().formatWithComma()
+        )
+        return TransformedText(
+            text = newText,
+            offsetMapping = object : OffsetMapping {
+                override fun originalToTransformed(offset: Int): Int {
+                    return if (offset != newText.length) newText.length else text.length
+
+                }
+
+                override fun transformedToOriginal(offset: Int): Int {
+                    return text.length
+                }
+            }
+        )
+    }
+}