fix entities

Signed-off-by: ale <ale@manalejandro.com>

app/src/main/java/com/manalejandro/odb2bluetooth/data/database/ObdDatabase.kt

@@ -24,7 +24,7 @@ import com.manalejandro.odb2bluetooth.data.database.entities.ObdSignal
         ObdSignal::class,
         DtcCode::class
     ],
-    version = 2,
+    version = 3,
     exportSchema = false
 )
 abstract class ObdDatabase : RoomDatabase() {

app/src/main/java/com/manalejandro/odb2bluetooth/data/database/entities/Generation.kt

@@ -16,10 +16,13 @@ import androidx.room.PrimaryKey
             entity = Model::class,
             parentColumns = ["id"],
             childColumns = ["model_id"],
-            onDelete = ForeignKey.CASCADE
+            onDelete = ForeignKey.NO_ACTION
         )
     ],
-    indices = [Index("model_id")]
+    indices = [
+        Index("model_id", name = "index_generations_model_id"),
+        Index("model_id", name = "idx_generations_model")
+    ]
 )
 data class Generation(
     @PrimaryKey(autoGenerate = true)

app/src/main/java/com/manalejandro/odb2bluetooth/data/database/entities/Model.kt

@@ -16,10 +16,13 @@ import androidx.room.PrimaryKey
             entity = Brand::class,
             parentColumns = ["id"],
             childColumns = ["brand_id"],
-            onDelete = ForeignKey.CASCADE
+            onDelete = ForeignKey.NO_ACTION
         )
     ],
-    indices = [Index("brand_id")]
+    indices = [
+        Index("brand_id", name = "index_models_brand_id"),
+        Index("brand_id", name = "idx_models_brand")
+    ]
 )
 data class Model(
     @PrimaryKey(autoGenerate = true)

app/src/main/java/com/manalejandro/odb2bluetooth/data/database/entities/ObdSignal.kt

@@ -16,10 +16,13 @@ import androidx.room.PrimaryKey
             entity = Model::class,
             parentColumns = ["id"],
             childColumns = ["model_id"],
-            onDelete = ForeignKey.CASCADE
+            onDelete = ForeignKey.NO_ACTION
         )
     ],
-    indices = [Index("model_id")]
+    indices = [
+        Index("model_id", name = "index_obd_signals_model_id"),
+        Index("model_id", name = "idx_signals_model")
+    ]
 )
 data class ObdSignal(
     @PrimaryKey(autoGenerate = true)