stdx::optional<result::delete_result> collection::delete_one(
bsoncxx::document::view filter, const options::delete_options& options) {
class bulk_write bulk_op(false);
model::delete_one delete_op(filter);
bulk_op.append(delete_op);
if (options.write_concern()) bulk_op.write_concern(*options.write_concern());
auto result = bulk_write(bulk_op);
if (!result) {
return stdx::optional<result::delete_result>();
}
return stdx::optional<result::delete_result>(result::delete_result(std::move(result.value())));
}
stdx::optional<result::delete_result> collection::delete_one(
view_or_value filter, const options::delete_options& options) {
options::bulk_write bulk_opts;
bulk_opts.ordered(false);
if (options.write_concern()) bulk_opts.write_concern(*options.write_concern());
class bulk_write bulk_op(bulk_opts);
model::delete_one delete_op(filter);
bulk_op.append(delete_op);
auto result = bulk_write(bulk_op);
if (!result) {
return stdx::optional<result::delete_result>();
}
return stdx::optional<result::delete_result>(result::delete_result(std::move(result.value())));
}
stdx::optional<result::delete_result> collection::delete_many(
view_or_value filter, const options::delete_options& options) {
options::bulk_write bulk_opts;
bulk_opts.ordered(false);
if (options.write_concern()) {
bulk_opts.write_concern(*options.write_concern());
}
auto bulk_op = create_bulk_write(bulk_opts);
model::delete_many delete_op(filter);
if (options.collation()) {
delete_op.collation(*options.collation());
}
bulk_op.append(delete_op);
auto result = bulk_write(bulk_op);
if (!result) {
return stdx::nullopt;
}
return stdx::optional<result::delete_result>(result::delete_result(std::move(result.value())));
}