#15 [add] password error 시 password editText 밑줄 색상 변경

app/src/main/java/org/sopt/dosopttemplate/presentation/signUp/SignUpActivity.kt

@@ -42,6 +42,7 @@ class SignUpActivity : BindingActivity<ActivitySignUpBinding>(R.layout.activity_
         }
         viewModel.password.observe(this) { _ ->
             viewModel.updateIsMeetCriteria()
+            viewModel.isPasswordRegexMatch()
         }
     }
 

app/src/main/java/org/sopt/dosopttemplate/presentation/signUp/SignUpViewModel.kt

@@ -20,6 +20,8 @@ class SignUpViewModel @Inject constructor(
     val password: MutableLiveData<String> = MutableLiveData()
     val nickname: MutableLiveData<String> = MutableLiveData()
     val mbti: MutableLiveData<String> = MutableLiveData()
+    private val _isPasswordMeetCriteria: MutableLiveData<Boolean> = MutableLiveData(false)
+    val isPasswordMeetCriteria: LiveData<Boolean> = _isPasswordMeetCriteria
     private val _isMeetCriteria: MutableLiveData<Boolean> = MutableLiveData(false)
     val isMeetCriteria: LiveData<Boolean> = _isMeetCriteria
     private val _signUpState = MutableLiveData<Boolean>()
@@ -59,8 +61,10 @@ class SignUpViewModel @Inject constructor(
         return id.value?.let { ID_REGEX.matcher(it).find() } ?: false
     }
 
-    private fun isPasswordRegexMatch(): Boolean {
-        return password.value?.let { PASSWORD_REGEX.matcher(it).find() } ?: false
+    fun isPasswordRegexMatch(): Boolean {
+        val pwRegexMatch = password.value?.let { PASSWORD_REGEX.matcher(it).find() } ?: false
+        _isPasswordMeetCriteria.value = pwRegexMatch
+        return pwRegexMatch
     }
 
     companion object {

app/src/main/res/layout/activity_sign_up.xml

@@ -64,6 +64,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:layout_marginTop="10dp"
+            android:backgroundTint="@{vm.isPasswordMeetCriteria == true? @color/black : @color/red}"
             android:hint="@string/password_hint"
             android:inputType="textPassword"
             android:text="@={vm.password}"
@@ -120,10 +121,10 @@
             android:layout_width="0dp"
             android:layout_height="wrap_content"
             android:layout_marginBottom="30dp"
-            android:textColor="@color/white"
-            android:clickable="@{vm.isMeetCriteria == true ? true : false}"
             android:backgroundTint="@{vm.isMeetCriteria == true ? @color/baby_blue : @color/gray}"
+            android:clickable="@{vm.isMeetCriteria == true ? true : false}"
             android:text="@string/sign_up_btn"
+            android:textColor="@color/white"
             android:textSize="20sp"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent"

app/src/main/res/values/colors.xml

@@ -2,6 +2,7 @@
 <resources>
     <color name="black">#FF000000</color>
     <color name="white">#FFFFFFFF</color>
+    <color name="red">#FFD1180B</color>
     <color name="gray">#FFD3D3D3</color>
     <color name="baby_blue">#FFA1CAF1</color>
 </resources>