class collection database::create_collection(stdx::string_view name,
const options::create_collection& options) {
bson_error_t error;
libbson::scoped_bson_t opts_bson{options.to_document()};
auto result = libmongoc::database_create_collection(_get_impl().database_t, name.data(),
opts_bson.bson(), &error);
if (!result) {
throw_exception<operation_exception>(error);
}
return mongocxx::collection(*this, static_cast<void*>(result));
}
#include <bsoncxx/types.hpp>
#include <bsoncxx/types/value.hpp>
#include <mongocxx/instance.hpp>
#include <mongocxx/options/create_collection.hpp>
using namespace bsoncxx;
using namespace mongocxx;
using builder::stream::close_document;
using builder::stream::finalize;
using builder::stream::open_document;
TEST_CASE("create_collection", "[create_collection]") {
instance::current();
options::create_collection cc;
SECTION("Can be exported to a document") {
auto rule = builder::stream::document{} << "brain" << open_document << "$exists" << true
<< close_document << finalize;
validation_criteria validation;
validation.rule(rule.view());
validation.level(validation_criteria::validation_level::k_strict);
cc.validation_criteria(validation);
cc.capped(true);
cc.size(256);
cc.max(100);
cc.no_padding(true);
class collection database::create_collection(bsoncxx::string::view_or_value name,
const options::create_collection& options) {
document options_builder{};
if (options.auto_index_id()) {
options_builder << "autoIndexId" << *options.auto_index_id();
}
if (options.capped()) {
options_builder << "capped" << *options.capped();
}
if (options.collation()) {
options_builder << "collation" << *options.collation();
}
if (options.max()) {
options_builder << "max" << *options.max();
}
if (options.no_padding()) {
options_builder << "flags" << (*options.no_padding() ? 0x10 : 0x00);
}
if (options.size()) {
options_builder << "size" << *options.size();
}
if (options.storage_engine()) {
options_builder << "storageEngine" << *options.storage_engine();
}
if (options.validation_criteria()) {
auto validation_level_to_string = [](validation_criteria::validation_level level) {
switch (level) {
case validation_criteria::validation_level::k_off:
return "off";
case validation_criteria::validation_level::k_moderate:
return "moderate";
case validation_criteria::validation_level::k_strict:
return "strict";
}
MONGOCXX_UNREACHABLE;
};
auto validation_action_to_string = [](validation_criteria::validation_action action) {
switch (action) {
case validation_criteria::validation_action::k_warn:
return "warn";
case validation_criteria::validation_action::k_error:
return "error";
}
MONGOCXX_UNREACHABLE;
};
auto validation_criteria = *options.validation_criteria();
if (validation_criteria.rule()) {
options_builder << "validator" << *validation_criteria.rule();
}
if (validation_criteria.level()) {
options_builder << "validationLevel"
<< validation_level_to_string(*validation_criteria.level());
}
if (validation_criteria.action()) {
options_builder << "validationAction"
<< validation_action_to_string(*validation_criteria.action());
}
}
bson_error_t error;
libbson::scoped_bson_t opts_bson{options_builder.view()};
auto result = libmongoc::database_create_collection(
_get_impl().database_t, name.terminated().data(), opts_bson.bson(), &error);
if (!result) {
throw_exception<operation_exception>(error);
}
return mongocxx::collection(*this, result);
}
class collection database::create_collection(
bsoncxx::string::view_or_value name,
const options::create_collection& collection_options,
const stdx::optional<class write_concern>& write_concern) {
bsoncxx::builder::basic::document options_builder;
if (write_concern) {
options_builder.append(kvp("writeConcern", write_concern->to_document()));
}
if (collection_options.auto_index_id()) {
options_builder.append(kvp("autoIndexId", *collection_options.auto_index_id()));
}
if (collection_options.capped()) {
options_builder.append(kvp("capped", *collection_options.capped()));
}
if (collection_options.collation()) {
options_builder.append(kvp("collation", *collection_options.collation()));
}
if (collection_options.max()) {
options_builder.append(kvp("max", *collection_options.max()));
}
if (collection_options.no_padding()) {
options_builder.append(kvp("flags", (*collection_options.no_padding() ? 0x10 : 0x00)));
}
if (collection_options.size()) {
options_builder.append(kvp("size", *collection_options.size()));
}
if (collection_options.storage_engine()) {
options_builder.append(kvp("storageEngine", *collection_options.storage_engine()));
}
if (collection_options.validation_criteria()) {
auto validation_level_to_string = [](validation_criteria::validation_level level) {
switch (level) {
case validation_criteria::validation_level::k_off:
return "off";
case validation_criteria::validation_level::k_moderate:
return "moderate";
case validation_criteria::validation_level::k_strict:
return "strict";
}
MONGOCXX_UNREACHABLE;
};
auto validation_action_to_string = [](validation_criteria::validation_action action) {
switch (action) {
case validation_criteria::validation_action::k_warn:
return "warn";
case validation_criteria::validation_action::k_error:
return "error";
}
MONGOCXX_UNREACHABLE;
};
auto validation_criteria = *collection_options.validation_criteria();
if (validation_criteria.rule()) {
options_builder.append(kvp("validator", *validation_criteria.rule()));
}
if (validation_criteria.level()) {
options_builder.append(
kvp("validationLevel", validation_level_to_string(*validation_criteria.level())));
}
if (validation_criteria.action()) {
options_builder.append(kvp("validationAction",
validation_action_to_string(*validation_criteria.action())));
}
}
bson_error_t error;
libbson::scoped_bson_t opts_bson{options_builder.view()};
auto result = libmongoc::database_create_collection(
_get_impl().database_t, name.terminated().data(), opts_bson.bson(), &error);
if (!result) {
throw_exception<operation_exception>(error);
}
return mongocxx::collection(*this, result);
}