/*
 * Copyright (c) 2021, Itamar S. <itamar8910@gmail.com>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#pragma once

#include <AK/Function.h>
#include <AK/HashMap.h>
#include <AK/Noncopyable.h>
#include <AK/String.h>
#include <LibGUI/AutocompleteProvider.h>
#include <LibGUI/Icon.h>

namespace HackStudio {

class ProjectDeclarations {
    AK_MAKE_NONCOPYABLE(ProjectDeclarations);

public:
    static ProjectDeclarations& the();
    template<typename Func>
    void for_each_declared_symbol(Func);

    void set_declared_symbols(const String& filename, const Vector<GUI::AutocompleteProvider::Declaration>&);

    static Optional<GUI::Icon> get_icon_for(GUI::AutocompleteProvider::DeclarationType);

    Function<void()> on_update = nullptr;

private:
    ProjectDeclarations() = default;
    HashMap<String, Vector<GUI::AutocompleteProvider::Declaration>> m_document_to_declarations;
};

template<typename Func>
void ProjectDeclarations::for_each_declared_symbol(Func f)
{
    for (auto& item : m_document_to_declarations) {
        for (auto& decl : item.value) {
            f(decl);
        }
    }
}

}