75 lines
2.0 KiB
Dart
75 lines
2.0 KiB
Dart
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abstract class DatabaseError implements ArgumentError {
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final String? tableName;
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final Map<String, dynamic>? illegalArguments;
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const DatabaseError({
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this.tableName,
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this.illegalArguments,
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});
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@override
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dynamic get invalidValue => illegalArguments;
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@override
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StackTrace? get stackTrace => null;
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}
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class DataAlreadyExistsError extends DatabaseError {
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const DataAlreadyExistsError({
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String? tableName,
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Map<String, dynamic>? illegalArguments,
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}) : super(
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tableName: tableName,
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illegalArguments: illegalArguments,
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);
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@override
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String? get name => illegalArguments?.keys.join(', ');
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String get _inTableName => tableName != null ? ' in "$tableName"' : '';
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String get _invalidArgs => illegalArguments != null ? ': ($name)' : '';
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@override
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String get message => 'Data already exists$_inTableName$_invalidArgs';
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}
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class DataNotFoundError extends DatabaseError {
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const DataNotFoundError({
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String? tableName,
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Map<String, dynamic>? illegalArguments,
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}) : super(
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tableName: tableName,
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illegalArguments: illegalArguments,
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);
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@override
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String? get name => illegalArguments?.keys.join(', ');
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String get _inTableName => tableName != null ? ' in "$tableName"' : '';
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String get _invalidArgs => illegalArguments != null ? ': ($name)' : '';
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@override
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String get message => 'Data not found$_inTableName$_invalidArgs';
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}
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class IllegalDeletionError extends DatabaseError {
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const IllegalDeletionError({
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String? tableName,
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Map<String, dynamic>? illegalArguments,
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}) : super(
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tableName: tableName,
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illegalArguments: illegalArguments,
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);
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@override
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String? get name => illegalArguments?.keys.join(', ');
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String get _fromTableName => tableName != null ? ' from "$tableName"' : '';
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String get _args => illegalArguments != null ? '($name)' : '';
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@override
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String get message => 'Deleting $_args$_fromTableName is not allowed.';
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}
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// class IllegalInsertionError extends DatabaseError {}
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