working on data files

Ledger/app/src/main/java/at/xaxa/ledger/LedgerApplication.kt

@@ -0,0 +1,13 @@
+package at.xaxa.ledger
+
+import android.app.Application
+import at.xaxa.ledger.data.EntryRepository
+import at.xaxa.ledger.data.db.LedgerDatabase
+
+class LedgerApplication : Application(){
+    val entryRepository by lazy {
+        EntryRepository(
+            DatabaseInstance.getDatabase(this).LedgerDao()
+        )
+    }
+}

Ledger/app/src/main/java/at/xaxa/ledger/data/Entry.kt

@@ -1,4 +1,9 @@
 package at.xaxa.ledger.data
 
-class Entry {
+class Entry (
-}
+    val id: Int,
+    val name: String,
+    val amount: Float,
+    val date: Long,
+    val categoryName: Int
+)

Ledger/app/src/main/java/at/xaxa/ledger/data/EntryRepository.kt

@@ -1,4 +1,35 @@
 package at.xaxa.ledger.data
 
-class EntryRepository {
+import at.xaxa.ledger.data.db.Entry.EntryEntity
+import at.xaxa.ledger.data.db.LedgerDao
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.map
+
+
+class EntryRepository(private val ledgerDao: LedgerDao){
+
+
+    fun getAllEntries(): Flow<List<Entry>> {
+        return ledgerDao.getAllEntries().map {
+            it.map {entry -> Entry(entry._id, entry.name, entry.amount, entry.date, entry.categoryName) }
+        }
+    }
+
+    suspend fun findEntryById(id: Int): Entry {
+        val entry = LedgerDao.findEntryById(id)
+        return Entry(
+            entry._id, entry.name, entry.amount, entry.date, entry.categoryName
+        )
+    }
+    suspend fun insertEntry(entry: Entry) {
+        LedgerDao.addEntry(EntryEntity(_id=0, entry.name, entry.amount, entry.date, entry.categoryName))
+    }
+
+    suspend fun updateEntry(entry: Entry) {
+        LedgerDao.updateEntry(EntryEntity(entry.id, entry.name, entry.amount, entry.date, entry.categoryName))
+    }
+    suspend fun deletePokemon(entry: Entry) {
+        LedgerDao.deleteEntry(EntryEntity(_id = entry.id, entry.name, entry.amount, entry.date, entry.categoryName))
+    }
+
 }

Ledger/app/src/main/java/at/xaxa/ledger/data/db/Category/CategoryDatabase.kt

@@ -1,28 +0,0 @@
-package at.xaxa.ledger.data.db.Category
-
-import android.content.Context
-import androidx.room.Database
-import androidx.room.Room
-import androidx.room.RoomDatabase
-import at.xaxa.ledger.data.db.Entry.EntryDao
-
-@Database(entities = [CategoryEntity::class], version = 1)
-abstract class CategoryDatabase : RoomDatabase() {
-    abstract fun CategoryDao(): EntryDao
-
-    companion object {
-        @Volatile
-        private var Instance: CategoryDatabase? = null
-
-        fun getDatabase(context: Context): CategoryDatabase {
-            return Instance ?: synchronized(this){
-                val instance =
-                    Room.databaseBuilder(context, CategoryDatabase::class.java, "finance_database")
-                        .fallbackToDestructiveMigration()
-                        .build()
-                Instance = instance
-                return instance
-            }
-        }
-    }
-}

Ledger/app/src/main/java/at/xaxa/ledger/data/db/Category/CategoryEntity.kt

@@ -7,6 +7,6 @@ import androidx.room.PrimaryKey
 data class CategoryEntity(
     @PrimaryKey(autoGenerate = true)
     val _id: Int = 0,
-    val name: String,
+    val categoryname: String,
     val icon: Int
 )

Ledger/app/src/main/java/at/xaxa/ledger/data/db/DatabaseInstance.kt

@@ -0,0 +1,20 @@
+import android.content.Context
+import androidx.room.Room
+import at.xaxa.ledger.data.db.LedgerDatabase
+
+object DatabaseInstance {
+    @Volatile
+    private var INSTANCE: LedgerDatabase? = null
+
+    fun getDatabase(context: Context): LedgerDatabase {
+        return INSTANCE ?: synchronized(this) {
+            val instance = Room.databaseBuilder(
+                context.applicationContext,
+                LedgerDatabase::class.java,
+                "ledger_database"
+            ).build()
+            INSTANCE = instance
+            instance
+        }
+    }
+}

Ledger/app/src/main/java/at/xaxa/ledger/data/db/Entry/EntryDao.kt

@@ -1,29 +0,0 @@
-package at.xaxa.ledger.data.db.Entry
-
-import androidx.room.Dao
-import androidx.room.Delete
-import androidx.room.Insert
-import androidx.room.OnConflictStrategy
-import androidx.room.Query
-import androidx.room.Update
-import kotlinx.coroutines.flow.Flow
-
-@Dao
-interface EntryDao {
-    @Insert(onConflict = OnConflictStrategy.IGNORE)
-    suspend fun addEntry(entryEntity: EntryEntity)
-
-    @Update
-    suspend fun updateEntry(entryEntity: EntryEntity)
-
-    @Delete
-    suspend fun deleteEntry(entryEntity: EntryEntity)
-
-
-    @Query("SELECT * FROM transaction WHERE _id = :id")
-    suspend fun findEntryById(id: Int) : EntryEntity
-
-
-    @Query("SELECT * FROM transaction")
-    fun getAllEntries(): Flow<List<EntryEntity>>
-}

Ledger/app/src/main/java/at/xaxa/ledger/data/db/Entry/EntryDatabase.kt

@@ -1,27 +0,0 @@
-package at.xaxa.ledger.data.db.Entry
-
-import android.content.Context
-import androidx.room.Database
-import androidx.room.Room
-import androidx.room.RoomDatabase
-
-@Database(entities = [EntryEntity::class], version = 1)
-abstract class EntryDatabase : RoomDatabase() {
-    abstract fun EntryDao(): EntryDao
-
-    companion object {
-        @Volatile
-        private var Instance: EntryDatabase? = null
-
-        fun getDatabase(context: Context): EntryDatabase {
-            return Instance ?: synchronized(this){
-                val instance =
-                    Room.databaseBuilder(context, EntryDatabase::class.java, "finance_database")
-                        .fallbackToDestructiveMigration()
-                        .build()
-                Instance = instance
-                return instance
-            }
-        }
-    }
-}

Ledger/app/src/main/java/at/xaxa/ledger/data/db/Entry/EntryEntity.kt

@@ -10,5 +10,5 @@ data class EntryEntity(
     val name: String,
     val amount: Float,
     val date: Long,
-    val category: Int
+    val categoryName: Int
 )

Ledger/app/src/main/java/at/xaxa/ledger/data/db/LedgerDao.kt

@@ -1,4 +1,4 @@
-package at.xaxa.ledger.data.db.Category
+package at.xaxa.ledger.data.db
 
 import androidx.room.Dao
 import androidx.room.Delete
@@ -6,25 +6,45 @@ import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
 import androidx.room.Update
+import at.xaxa.ledger.data.db.Category.CategoryEntity
 import at.xaxa.ledger.data.db.Entry.EntryEntity
 import kotlinx.coroutines.flow.Flow
 
 @Dao
-interface CategoryDao {
+interface LedgerDao {
     @Insert(onConflict = OnConflictStrategy.IGNORE)
     suspend fun addCategory(entryEntity: CategoryEntity)
 
+    @Insert(onConflict = OnConflictStrategy.IGNORE)
+    suspend fun addEntry(entryEntity: EntryEntity)
+
     @Update
     suspend fun updateCategory(category: CharCategory)
 
+    @Update
+    suspend fun updateEntry(entryEntity: EntryEntity)
+
+
     @Delete
     suspend fun deleteCategory(category: CharCategory)
 
 
+    @Delete
+    suspend fun deleteEntry(entryEntity: EntryEntity)
+
+
     @Query("SELECT * FROM category WHERE _id = :id")
     suspend fun findCategoryById(id: Int) : CategoryEntity
 
 
     @Query("SELECT * FROM category")
     fun getAllCategory(): Flow<List<CategoryEntity>>
+
+
+    @Query("SELECT * FROM transaction WHERE _id = :id")
+    suspend fun findEntryById(id: Int) : EntryEntity
+
+
+    @Query("SELECT * FROM transaction")
+    fun getAllEntries(): Flow<List<EntryEntity>>
 }

Ledger/app/src/main/java/at/xaxa/ledger/data/db/LedgerDatabase.kt

@@ -0,0 +1,12 @@
+package at.xaxa.ledger.data.db
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import at.xaxa.ledger.data.db.Category.CategoryEntity
+import at.xaxa.ledger.data.db.Entry.EntryEntity
+
+@Database(entities = [EntryEntity::class, CategoryEntity::class], version = 1, exportSchema = false)
+abstract class LedgerDatabase : RoomDatabase() {
+    abstract fun entryDao(): EntryDao
+    abstract fun categoryDao(): CategoryDao
+}