protected override void Generate(RenameIndexOperation operation, IModel model, MigrationCommandListBuilder builder)
{
Check.NotNull(operation, nameof(operation));
Check.NotNull(builder, nameof(builder));
if (model == null)
{
throw new NotSupportedException(string.Format(NotSupported, operation.GetType().Name));
}
var index = FindEntityType(model, null, operation.Table).GetIndexes().Single(i => _annotations.For(i).Name == operation.NewName);
var dropIndexOperation = new DropIndexOperation
{
Name = operation.Name,
IsDestructiveChange = true,
Table = operation.Table
};
builder.EndCommand();
Generate(dropIndexOperation, model, builder);
var createIndexOperation = new CreateIndexOperation
{
Columns = index.Properties.Select(p => p.Name).ToArray(),
IsUnique = index.IsUnique,
Name = operation.NewName,
Table = operation.Table
};
builder.EndCommand();
Generate(createIndexOperation, model, builder);
}
/// <summary>
/// Builds commands for the given <see cref="RenameIndexOperation" />
/// by making calls on the given <see cref="MigrationCommandListBuilder" />.
/// </summary>
/// <param name="operation"> The operation. </param>
/// <param name="model"> The target model which may be <see langword="null" /> if the operations exist without a model. </param>
/// <param name="builder"> The command builder to use to build the commands. </param>
protected override void Generate(RenameIndexOperation operation, IModel model, MigrationCommandListBuilder builder)
{
var index = model?.GetRelationalModel().FindTable(operation.Table, operation.Schema)
?.Indexes.FirstOrDefault(i => i.Name == operation.NewName);
if (index == null)
{
throw new NotSupportedException(
SqliteStrings.InvalidMigrationOperation(operation.GetType().ShortDisplayName()));
}
var dropOperation = new DropIndexOperation
{
Schema = operation.Schema,
Table = operation.Table,
Name = operation.Name
};
dropOperation.AddAnnotations(index.GetAnnotations());
Generate(dropOperation, model, builder, terminate: false);
builder.AppendLine(Dependencies.SqlGenerationHelper.StatementTerminator);
Generate(CreateIndexOperation.For(index), model, builder);
}
/// <summary>
/// Builds commands for the given <see cref="RenameIndexOperation"/> by making calls on the
/// given <see cref="MigrationCommandListBuilder"/>.
/// </summary>
/// <param name="operation">The operation.</param>
/// <param name="model">
/// The target model which may be <c>null</c> if the operations exist without a model.
/// </param>
/// <param name="builder">The command builder to use to build the commands.</param>
protected override void Generate(RenameIndexOperation operation, IModel model, MigrationCommandListBuilder builder)
{
var index = FindEntityTypes(model, operation.Schema, operation.Table)
?.SelectMany(t => t.GetDeclaredIndexes()).Where(i => i.Relational().Name == operation.NewName)
.FirstOrDefault();
if (index == null)
{
throw new NotSupportedException(
SqliteStrings.InvalidMigrationOperation(operation.GetType().ShortDisplayName()));
}
var dropOperation = new DropIndexOperation
{
Schema = operation.Schema,
Table = operation.Table,
Name = operation.Name
};
dropOperation.AddAnnotations(_migrationsAnnotations.ForRemove(index));
var createOperation = new CreateIndexOperation
{
IsUnique = index.IsUnique,
Name = operation.NewName,
Schema = operation.Schema,
Table = operation.Table,
Columns = index.Properties.Select(p => p.Relational().ColumnName).ToArray(),
Filter = index.Relational().Filter
};
createOperation.AddAnnotations(_migrationsAnnotations.For(index));
Generate(dropOperation, model, builder, terminate: false);
builder.AppendLine(Dependencies.SqlGenerationHelper.StatementTerminator);
Generate(createOperation, model, builder);
}
protected override void Generate(RenameIndexOperation operation, IModel model, MigrationCommandListBuilder builder)
{
throw new NotSupportedException(SqliteStrings.InvalidMigrationOperation(operation.GetType().ShortDisplayName()));
}
