ladybird/Libraries/LibWeb/IndexedDB/Internal/Database.cpp
Shannon Booth f87041bf3a LibGC+Everywhere: Factor out a LibGC from LibJS
Resulting in a massive rename across almost everywhere! Alongside the
namespace change, we now have the following names:

 * JS::NonnullGCPtr -> GC::Ref
 * JS::GCPtr -> GC::Ptr
 * JS::HeapFunction -> GC::Function
 * JS::CellImpl -> GC::Cell
 * JS::Handle -> GC::Root
2024-11-15 14:49:20 +01:00

78 lines
2.2 KiB
C++

/*
* Copyright (c) 2024, stelar7 <dudedbz@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/IndexedDB/Internal/ConnectionQueueHandler.h>
#include <LibWeb/IndexedDB/Internal/Database.h>
namespace Web::IndexedDB {
using IDBDatabaseMapping = HashMap<StorageAPI::StorageKey, HashMap<String, GC::Root<Database>>>;
static IDBDatabaseMapping m_databases;
GC_DEFINE_ALLOCATOR(Database);
Database::~Database() = default;
GC::Ref<Database> Database::create(JS::Realm& realm, String const& name)
{
return realm.create<Database>(realm, name);
}
void Database::visit_edges(Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_associated_connections);
}
ConnectionQueue& ConnectionQueueHandler::for_key_and_name(StorageAPI::StorageKey& key, String& name)
{
return ConnectionQueueHandler::the().m_open_requests.ensure(key, [] {
return HashMap<String, ConnectionQueue>();
})
.ensure(name, [] {
return ConnectionQueue();
});
}
Optional<GC::Root<Database>> Database::for_key_and_name(StorageAPI::StorageKey& key, String& name)
{
return m_databases.ensure(key, [] {
return HashMap<String, GC::Root<Database>>();
})
.get(name);
}
ErrorOr<GC::Root<Database>> Database::create_for_key_and_name(JS::Realm& realm, StorageAPI::StorageKey& key, String& name)
{
auto database_mapping = TRY(m_databases.try_ensure(key, [] {
return HashMap<String, GC::Root<Database>>();
}));
return database_mapping.try_ensure(name, [&] {
return Database::create(realm, name);
});
}
ErrorOr<void> Database::delete_for_key_and_name(StorageAPI::StorageKey& key, String& name)
{
// FIXME: Is a missing entry a failure?
auto maybe_database_mapping = m_databases.get(key);
if (!maybe_database_mapping.has_value())
return {};
auto& database_mapping = maybe_database_mapping.value();
auto maybe_database = database_mapping.get(name);
if (!maybe_database.has_value())
return {};
auto did_remove = database_mapping.remove(name);
if (!did_remove)
return {};
return {};
}
}