ladybird/Userland/Libraries/LibWeb/HTML/Scripting/ModuleMap.h
2023-03-06 13:05:43 +00:00

83 lines
2.0 KiB
C++

/*
* Copyright (c) 2022, networkException <networkexception@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/URL.h>
#include <LibWeb/HTML/Scripting/ModuleScript.h>
namespace Web::HTML {
class ModuleLocationTuple {
public:
ModuleLocationTuple(AK::URL url, DeprecatedString type)
: m_url(move(url))
, m_type(move(type))
{
}
AK::URL const& url() const { return m_url; };
DeprecatedString const& type() const { return m_type; }
bool operator==(ModuleLocationTuple const& other) const
{
return other.url() == m_url && other.type() == m_type;
};
private:
AK::URL m_url;
DeprecatedString m_type;
};
// https://html.spec.whatwg.org/multipage/webappapis.html#module-map
class ModuleMap {
AK_MAKE_NONCOPYABLE(ModuleMap);
public:
ModuleMap() = default;
~ModuleMap() = default;
enum class EntryType {
Fetching,
Failed,
ModuleScript
};
struct Entry {
EntryType type;
JavaScriptModuleScript* module_script;
};
bool is_fetching(AK::URL const& url, DeprecatedString const& type) const;
bool is_failed(AK::URL const& url, DeprecatedString const& type) const;
bool is(AK::URL const& url, DeprecatedString const& type, EntryType) const;
Optional<Entry> get(AK::URL const& url, DeprecatedString const& type) const;
AK::HashSetResult set(AK::URL const& url, DeprecatedString const& type, Entry);
void wait_for_change(AK::URL const& url, DeprecatedString const& type, Function<void(Entry)> callback);
private:
HashMap<ModuleLocationTuple, Entry> m_values;
HashMap<ModuleLocationTuple, Vector<Function<void(Entry)>>> m_callbacks;
};
}
namespace AK {
template<>
struct Traits<Web::HTML::ModuleLocationTuple> : public GenericTraits<Web::HTML::ModuleLocationTuple> {
static unsigned hash(Web::HTML::ModuleLocationTuple const& tuple)
{
return pair_int_hash(tuple.url().to_deprecated_string().hash(), tuple.type().hash());
}
};
}