57 lines
1.8 KiB
Dart
57 lines
1.8 KiB
Dart
import 'package:drift/drift.dart';
|
|
|
|
import 'formulas_database_unsupported.dart'
|
|
if (dart.library.html) 'formulas_database_web.dart'
|
|
if (dart.library.ffi) 'formulas_database_native.dart';
|
|
|
|
|
|
part 'formulas_database.g.dart';
|
|
|
|
|
|
class FormulaElements extends Table {
|
|
TextColumn get uuid => text()();
|
|
TextColumn get elementText => text()();
|
|
|
|
@override
|
|
Set<Column> get primaryKey => {uuid};
|
|
}
|
|
|
|
@DriftDatabase(tables: [FormulaElements])
|
|
class FormulasDatabase extends _$FormulasDatabase {
|
|
FormulasDatabase() : super(openConnection());
|
|
|
|
@override
|
|
int get schemaVersion => 1;
|
|
|
|
// Method to insert a new formula element (either formula or unit)
|
|
Future<void> insertFormulaElement(String uuid, String elementText) {
|
|
return into(formulaElements).insert(
|
|
FormulaElementsCompanion.insert(uuid: uuid, elementText: elementText),
|
|
);
|
|
}
|
|
|
|
// Method to get all formula elements
|
|
Future<List<FormulaElement>> getAllFormulaElements() {
|
|
return select(formulaElements).get();
|
|
}
|
|
|
|
// Method to get a formula element by UUID
|
|
Future<FormulaElement?> getFormulaElementByUuid(String uuid) {
|
|
return (select(formulaElements)..where((tbl) => tbl.uuid.equals(uuid))).getSingleOrNull();
|
|
}
|
|
|
|
// Method to update a formula element
|
|
Future<void> updateFormulaElement(String uuid, String newElementText) {
|
|
return (update(formulaElements)..where((tbl) => tbl.uuid.equals(uuid)))
|
|
.write(FormulaElementsCompanion(elementText: Value(newElementText)));
|
|
}
|
|
|
|
// Method to delete a formula element
|
|
Future<void> deleteFormulaElement(String uuid) {
|
|
return (delete(formulaElements)..where((tbl) => tbl.uuid.equals(uuid))).go();
|
|
}
|
|
|
|
// Additional helper methods for direct access to the table
|
|
SimpleSelectStatement get allFormulaElements => select(formulaElements);
|
|
}
|
|
|