fix(sqldelight): Custom query function

Basically the same as "executeAsOneOrNull" but without the result count
check

data/src/androidMain/kotlin/yokai/data/AndroidDatabaseHandler.kt

@@ -11,6 +11,7 @@ import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.withContext
+import yokai.data.util.executeAsFirstOrNull
 
 class AndroidDatabaseHandler(
     val db: Database,
@@ -53,6 +54,13 @@ class AndroidDatabaseHandler(
         return dispatch(inTransaction) { block(db).executeAsOneOrNull() }
     }
 
+    override suspend fun <T : Any> awaitFirstOrNull(
+        inTransaction: Boolean,
+        block: suspend Database.() -> Query<T>
+    ): T? {
+        return dispatch(inTransaction) { block(db).executeAsFirstOrNull() }
+    }
+
     override suspend fun <T : Any> awaitOneOrNullExecutable(
         inTransaction: Boolean,
         block: suspend Database.() -> ExecutableQuery<T>,

data/src/commonMain/kotlin/yokai/data/DatabaseHandler.kt

@@ -27,6 +27,11 @@ interface DatabaseHandler {
         block: suspend Database.() -> Query<T>
     ): T?
 
+    suspend fun <T : Any> awaitFirstOrNull(
+        inTransaction: Boolean = false,
+        block: suspend Database.() -> Query<T>
+    ): T?
+
     suspend fun <T : Any> awaitOneOrNullExecutable(
         inTransaction: Boolean = false,
         block: suspend Database.() -> ExecutableQuery<T>,

data/src/commonMain/kotlin/yokai/data/util/SqlDelightUtil.kt

@@ -0,0 +1,13 @@
+package yokai.data.util
+
+import app.cash.sqldelight.ExecutableQuery
+import app.cash.sqldelight.db.QueryResult
+
+fun <T : Any> ExecutableQuery<T>.executeAsFirst(): T {
+    return executeAsFirstOrNull() ?: throw NullPointerException("ResultSet returned null for $this")
+}
+
+fun <T : Any> ExecutableQuery<T>.executeAsFirstOrNull(): T? = execute { cursor ->
+    if (!cursor.next().value) return@execute QueryResult.Value(null)
+    QueryResult.Value(mapper(cursor))
+}.value