tdpeuter/2023SELab1-project-Studeez
tdpeuter/2023SELab1-project-Studeez
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implement TaskDAO as a very simple fluent interface

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This commit is contained in:
brreynie 2023-05-09 20:30:15 +02:00
parent e35f143854
commit 8a395fbd4e
1 changed files with 20 additions and 4 deletions
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24
app/src/main/java/be/ugent/sel/studeez/domain/implementation/FireBaseTaskDAO.kt
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@ -8,6 +8,7 @@ import be.ugent.sel.studeez.domain.TaskDAO
import com.google.firebase.firestore.AggregateSource
import com.google.firebase.firestore.CollectionReference
import com.google.firebase.firestore.FirebaseFirestore
import com.google.firebase.firestore.Query
import com.google.firebase.firestore.ktx.snapshots
import com.google.firebase.firestore.ktx.toObject
import kotlinx.coroutines.flow.Flow
@ -21,7 +22,7 @@ class FireBaseTaskDAO @Inject constructor(
) : TaskDAO {
override fun getTasks(subject: Subject): Flow<List<Task>> {
return selectedSubjectTasksCollection(subject.id)
.whereEqualTo(TaskDocument.archived, false)
.nonArchived()
.snapshots()
.map { it.toObjects(Task::class.java) }
}
@ -32,7 +33,7 @@ class FireBaseTaskDAO @Inject constructor(
override suspend fun getTaskCount(subject: Subject): Int {
return selectedSubjectTasksCollection(subject.id)
.whereEqualTo(TaskDocument.archived, false)
.nonArchived()
.count()
.get(AggregateSource.SERVER)
.await()
@ -41,8 +42,8 @@ class FireBaseTaskDAO @Inject constructor(
override suspend fun getCompletedTaskCount(subject: Subject): Int {
return selectedSubjectTasksCollection(subject.id)
.whereEqualTo(TaskDocument.completed, true)
.whereEqualTo(TaskDocument.archived, false)
.completed()
.nonArchived()
.count()
.get(AggregateSource.SERVER)
.await()
@ -74,4 +75,19 @@ class FireBaseTaskDAO @Inject constructor(
.collection(FireBaseCollections.SUBJECT_COLLECTION)
.document(subjectId)
.collection(FireBaseCollections.TASK_COLLECTION)
// Extend CollectionReference and Query with some filters
private fun CollectionReference.nonArchived(): Query =
this.whereEqualTo(TaskDocument.archived, false)
private fun Query.nonArchived(): Query =
this.whereEqualTo(TaskDocument.archived, false)
private fun CollectionReference.completed(): Query =
this.whereEqualTo(TaskDocument.completed, true)
private fun Query.completed(): Query =
this.whereEqualTo(TaskDocument.completed, true)
}