Merge pull request #213 from PeriodPals/feat/profile/implement-delete…

…-account-function

Feat/profile/implement delete account function

app/src/main/java/com/android/periodpals/model/shared/SharedData.kt

@@ -0,0 +1,8 @@
+package com.android.periodpals.model.shared
+
+/**
+ * Data class for shared data among view models.
+ *
+ * @property userId The ID of the user.
+ */
+data class SharedData(val userId: String)

app/src/main/java/com/android/periodpals/model/user/UserModel.kt

@@ -32,4 +32,17 @@ interface UserRepository {
       onSuccess: (UserDto) -> Unit,
       onFailure: (Exception) -> Unit
   )
+
+  /**
+   * Deletes the user profile from the database.
+   *
+   * @param idUser The ID of the user profile to be deleted.
+   * @param onSuccess Callback function to be called on success.
+   * @param onFailure Callback function to be called when there is an exception.
+   */
+  suspend fun deleteUserProfile(
+      idUser: String,
+      onSuccess: () -> Unit,
+      onFailure: (Exception) -> Unit
+  )
 }

app/src/main/java/com/android/periodpals/model/user/UserModelSupabase.kt

@@ -74,4 +74,21 @@ class UserRepositorySupabase(private val supabase: SupabaseClient) : UserReposit
       onFailure(e)
     }
   }
+
+  override suspend fun deleteUserProfile(
+      idUser: String,
+      onSuccess: () -> Unit,
+      onFailure: (Exception) -> Unit
+  ) {
+    try {
+      withContext(Dispatchers.Main) {
+        supabase.postgrest[USERS].delete() { filter { eq("user_id", idUser) } }
+      }
+      Log.d(TAG, "deleteUserProfile: Success")
+      onSuccess()
+    } catch (e: Exception) {
+      Log.d(TAG, "deleteUserProfile: fail to delete user profile: ${e.message}")
+      onFailure(e)
+    }
+  }
 }

app/src/main/java/com/android/periodpals/model/user/UserViewModel.kt

@@ -77,4 +77,34 @@ class UserViewModel(private val userRepository: UserRepositorySupabase) : ViewMo
           })
     }
   }
+
+  /**
+   * Deletes the user profile.
+   *
+   * @param idUser The ID of the user profile to be deleted.
+   * @param onSuccess Callback function to be called when the user profile is successfully deleted.
+   * @param onFailure Callback function to be called when there is an error deleting the user
+   *   profile.
+   */
+  fun deleteUser(
+      idUser: String,
+      onSuccess: () -> Unit = { Log.d(TAG, "deleteAccount success callback") },
+      onFailure: (Exception) -> Unit = { e: Exception ->
+        Log.d(TAG, "deleteAccount failure callback: $e")
+      }
+  ) {
+    viewModelScope.launch {
+      userRepository.deleteUserProfile(
+          idUser,
+          onSuccess = {
+            Log.d(TAG, "deleteAccount: Success")
+            _user.value = null
+            onSuccess()
+          },
+          onFailure = { exception ->
+            Log.d(TAG, "deleteAccount : fail to delete user: ${exception.message}")
+            onFailure(exception)
+          })
+    }
+  }
 }

app/src/test/java/com/android/periodpals/model/user/UserModelSupabaseTest.kt

@@ -27,6 +27,7 @@ class UserRepositorySupabaseTest {
     val imageUrl = "test_image"
     val description = "test_description"
     val dob = "test_dob"
+    val id = "test_id"
   }
 
   private val defaultUserDto: UserDto = UserDto(name, imageUrl, description, dob)
@@ -138,4 +139,28 @@ class UserRepositorySupabaseTest {
       assert(result)
     }
   }
+
+  @Test
+  fun deleteUserProfileIsSuccessful() {
+    var result = false
+
+    runTest {
+      val userRepositorySupabase = UserRepositorySupabase(supabaseClientSuccess)
+      userRepositorySupabase.deleteUserProfile(
+          id, { result = true }, { fail("should not call onFailure") })
+      assert(result)
+    }
+  }
+
+  @Test
+  fun deleteUserProfileHasFailed() {
+    var result = false
+
+    runTest {
+      val userRepositorySupabase = UserRepositorySupabase(supabaseClientFailure)
+      userRepositorySupabase.deleteUserProfile(
+          id, { fail("should not call onSuccess") }, { result = true })
+      assert(result)
+    }
+  }
 }

app/src/test/java/com/android/periodpals/model/user/UserViewModelTest.kt

@@ -79,4 +79,27 @@ class UserViewModelTest {
 
     assertNull(userViewModel.user.value)
   }
+
+  @Test
+  fun deleteUserIsSuccessful() = runTest {
+    doAnswer { it.getArgument<() -> Unit>(1)() }
+        .`when`(userModel)
+        .deleteUserProfile(any(), any<() -> Unit>(), any<(Exception) -> Unit>())
+
+    userViewModel.deleteUser("test_id")
+
+    assertNull(userViewModel.user.value)
+  }
+
+  @Test
+  fun deleteUserHasFailed() = runTest {
+    val expected = userViewModel.user.value
+    doAnswer { it.getArgument<(Exception) -> Unit>(2)(Exception("failed")) }
+        .`when`(userModel)
+        .deleteUserProfile(any(), any<() -> Unit>(), any<(Exception) -> Unit>())
+
+    userViewModel.deleteUser("test_id")
+
+    assertEquals(expected, userViewModel.user.value)
+  }
 }