bsoncxx::stdx::optional<result::insert_one> collection::insert_one(bsoncxx::document::view document,
const options::insert& options) {
class bulk_write bulk_op(false);
bsoncxx::document::element oid{};
bsoncxx::builder::stream::document new_document;
if (!document["_id"]) {
new_document << "_id" << bsoncxx::oid(bsoncxx::oid::init_tag);
new_document << bsoncxx::builder::stream::concatenate{document};
bulk_op.append(model::insert_one(new_document.view()));
oid = new_document.view()["_id"];
} else {
bulk_op.append(model::insert_one(document));
oid = document["_id"];
}
if (options.write_concern()) {
bulk_op.write_concern(*options.write_concern());
}
auto result = bulk_write(bulk_op);
if (!result) {
return bsoncxx::stdx::optional<result::insert_one>();
}
return bsoncxx::stdx::optional<result::insert_one>(
result::insert_one(std::move(result.value()), std::move(oid.get_value())));
}
stdx::optional<result::insert_one> collection::insert_one(view_or_value document,
const options::insert& options) {
// TODO: We should consider making it possible to convert from an options::insert into
// an options::bulk_write at the type level, removing the need to re-iterate this code
// many times here and below.
//
// See comments in: https://github.com/mongodb/mongo-cxx-driver/pull/409
options::bulk_write bulk_opts;
bulk_opts.ordered(false);
if (options.write_concern()) {
bulk_opts.write_concern(*options.write_concern());
}
if (options.bypass_document_validation()) {
bulk_opts.bypass_document_validation(*options.bypass_document_validation());
}
class bulk_write bulk_op(bulk_opts);
bsoncxx::document::element oid{};
bsoncxx::builder::basic::document new_document;
if (!document.view()["_id"]) {
new_document.append(kvp("_id", bsoncxx::oid()));
new_document.append(concatenate(document));
bulk_op.append(model::insert_one(new_document.view()));
oid = new_document.view()["_id"];
} else {
bulk_op.append(model::insert_one(document));
oid = document.view()["_id"];
}
auto result = bulk_write(bulk_op);
if (!result) {
return stdx::nullopt;
}
return stdx::optional<result::insert_one>(
result::insert_one(std::move(result.value()), std::move(oid.get_value())));
}