tdpeuter/2023SELab1-project-Studeez
tdpeuter/2023SELab1-project-Studeez
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More with friendship

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This commit is contained in:
Tibo De Peuter 2023-05-15 14:13:13 +02:00
parent a6a5fb5e95
commit 566102d5d4
4 changed files with 94 additions and 17 deletions
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7
app/src/main/java/be/ugent/sel/studeez/data/remote/FirebaseFriendship.kt Normal file
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@ -0,0 +1,7 @@
package be.ugent.sel.studeez.data.remote
object FirebaseFriendship {
const val FRIENDID: String = "friendId"
const val ACCEPTED: String = "accepted"
const val FRIENDSSINCE: String = "friendsSince"
}

18
app/src/main/java/be/ugent/sel/studeez/domain/FriendshipDAO.kt
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@ -9,15 +9,19 @@ import kotlinx.coroutines.flow.Flow
interface FriendshipDAO {
/**
* @return all friendships of the user that is currently logged in.
* @return all friendships of a chosen user.
*/
fun getAllFriendships(): Flow<List<Friendship>>
fun getAllFriendships(
userId: String
): Flow<List<Friendship>>
/**
* @return the amount of friends of the currently logged in user.
* @return the amount of friends of a chosen user.
* This method should be faster than just counting the length of getAllFriends()
*/
fun getFriendshipCount(): Flow<Int>
fun getFriendshipCount(
userId: String
): Flow<Int>
/**
* @param id the id of the friendship that you want details of
@ -41,8 +45,10 @@ interface FriendshipDAO {
/**
* Remove a friend or decline a friendrequest.
* @param id of the friendship that you want to update
* @param friendship the one you want to remove
* @return: Success/faillure of transaction
*/
fun removeFriendship(id: String): Boolean
fun removeFriendship(
friendship: Friendship
): Boolean
}

83
app/src/main/java/be/ugent/sel/studeez/domain/implementation/FirebaseFriendshipDAO.kt
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@ -1,9 +1,16 @@
package be.ugent.sel.studeez.domain.implementation
import androidx.compose.runtime.collectAsState
import be.ugent.sel.studeez.common.snackbar.SnackbarManager
import be.ugent.sel.studeez.data.local.models.Friendship
import be.ugent.sel.studeez.data.remote.FirebaseFriendship.ACCEPTED
import be.ugent.sel.studeez.data.remote.FirebaseFriendship.FRIENDSSINCE
import be.ugent.sel.studeez.data.remote.FirebaseFriendship.FRIENDID
import be.ugent.sel.studeez.domain.AccountDAO
import be.ugent.sel.studeez.domain.FriendshipDAO
import be.ugent.sel.studeez.domain.implementation.FirebaseCollections.FRIENDS_COLLECTION
import be.ugent.sel.studeez.domain.implementation.FirebaseCollections.USER_COLLECTION
import com.google.firebase.Timestamp
import com.google.firebase.firestore.DocumentReference
import com.google.firebase.firestore.FirebaseFirestore
import com.google.firebase.firestore.ktx.snapshots
@ -23,21 +30,29 @@ class FirebaseFriendshipDAO @Inject constructor(
): FriendshipDAO {
private fun currentUserDocument(): DocumentReference = firestore
.collection(FirebaseCollections.USER_COLLECTION)
.collection(USER_COLLECTION)
.document(auth.currentUserId)
override fun getAllFriendships(): Flow<List<Friendship>> {
return currentUserDocument()
.collection(FirebaseCollections.FRIENDS_COLLECTION)
override fun getAllFriendships(
userId: String
): Flow<List<Friendship>> {
return firestore
.collection(USER_COLLECTION)
.document(userId)
.collection(FRIENDS_COLLECTION)
.snapshots()
.map { it.toObjects(Friendship::class.java) }
}
override fun getFriendshipCount(): Flow<Int> {
override fun getFriendshipCount(
userId: String
): Flow<Int> {
return flow {
val friendshipCount = suspendCoroutine { continuation ->
currentUserDocument()
.collection(FirebaseCollections.FRIENDS_COLLECTION)
firestore
.collection(USER_COLLECTION)
.document(userId)
.collection(FRIENDS_COLLECTION)
.get()
.addOnSuccessListener { querySnapshot ->
continuation.resume(querySnapshot.size())
@ -57,15 +72,63 @@ class FirebaseFriendshipDAO @Inject constructor(
}
override fun sendFriendshipRequest(id: String): Boolean {
TODO("Not yet implemented")
val currentUserId: String = auth.currentUserId
val otherUserId: String = id
// Add entry to current user
currentUserDocument()
.collection(FRIENDS_COLLECTION)
.add(mapOf(
FRIENDID to otherUserId,
ACCEPTED to true, // TODO Make it not automatically accepted.
FRIENDSSINCE to Timestamp.now()
))
// Add entry to other user
firestore.collection(USER_COLLECTION)
.document(otherUserId)
.collection(FRIENDS_COLLECTION)
.add(mapOf(
FRIENDID to currentUserId,
ACCEPTED to true, // TODO Make it not automatically accepted.
FRIENDSSINCE to Timestamp.now()
))
return true
}
override fun acceptFriendship(id: String): Boolean {
TODO("Not yet implemented")
}
override fun removeFriendship(id: String): Boolean {
TODO("Not yet implemented")
override fun removeFriendship(
friendship: Friendship
): Boolean {
val currentUserId: String = auth.currentUserId
val otherUserId: String = friendship.friendId
// Remove at logged in user
firestore.collection(USER_COLLECTION)
.document(currentUserId)
.collection(FRIENDS_COLLECTION)
.document(friendship.id)
.delete()
// Remove at other user
firestore.collection(USER_COLLECTION)
.document(otherUserId)
.collection(FRIENDS_COLLECTION)
.whereEqualTo(FRIENDID, currentUserId)
.get()
.addOnSuccessListener {
for (document in it) {
document.reference.delete()
}
}.addOnFailureListener {
SnackbarManager.showMessage(AppText.generic_error)
}
return true
}
}

3
app/src/main/java/be/ugent/sel/studeez/screens/profile/ProfileViewModel.kt
View file

@ -5,6 +5,7 @@ import be.ugent.sel.studeez.domain.LogService
import be.ugent.sel.studeez.domain.UserDAO
import be.ugent.sel.studeez.navigation.StudeezDestinations
import be.ugent.sel.studeez.screens.StudeezViewModel
import com.google.firebase.auth.FirebaseAuth
import dagger.hilt.android.lifecycle.HiltViewModel
import kotlinx.coroutines.flow.Flow
import javax.inject.Inject
@ -25,7 +26,7 @@ class ProfileViewModel @Inject constructor(
}
fun getAmountOfFriends(): Flow<Int> {
return friendshipDAO.getFriendshipCount()
return friendshipDAO.getFriendshipCount(userDAO.getCurrentUserId())
}
fun onEditProfileClick(open: (String) -> Unit) {