/*
  ==============================================================================

   This file is part of the JUCE framework.
   Copyright (c) Raw Material Software Limited

   JUCE is an open source framework subject to commercial or open source
   licensing.

   By downloading, installing, or using the JUCE framework, or combining the
   JUCE framework with any other source code, object code, content or any other
   copyrightable work, you agree to the terms of the JUCE End User Licence
   Agreement, and all incorporated terms including the JUCE Privacy Policy and
   the JUCE Website Terms of Service, as applicable, which will bind you. If you
   do not agree to the terms of these agreements, we will not license the JUCE
   framework to you, and you must discontinue the installation or download
   process and cease use of the JUCE framework.

   JUCE End User Licence Agreement: https://juce.com/legal/juce-9-licence/
   JUCE Privacy Policy: https://juce.com/juce-privacy-policy
   JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/

   Or:

   You may also use this code under the terms of the AGPLv3:
   https://www.gnu.org/licenses/agpl-3.0.en.html

   THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
   WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.

  ==============================================================================
*/

#pragma once

#include "../Application/jucer_Headers.h"
#include "jucer_ResourceFile.h"
#include "../Project/Modules/jucer_Modules.h"
#include "jucer_ProjectExporter.h"

//==============================================================================
class ProjectSaver
{
public:
    ProjectSaver (Project& projectToSave);

    void save (Async async, ProjectExporter* exporterToSave, std::function<void (Result)> onCompletion);
    Result saveResourcesOnly();
    void saveBasicProjectItems (const OwnedArray<LibraryModule>& modules, const String& appConfigUserContent);

    Project& getProject()  { return project; }

    Project::Item addFileToGeneratedGroup (const File& file);
    bool copyFolder (const File& source, const File& dest);

    static String getJuceCodeGroupName()  { return "JUCE Library Code"; }

private:
    //==============================================================================
    struct SaveThreadWithProgressWindow final : public ThreadWithProgressWindow
    {
    public:
        SaveThreadWithProgressWindow (ProjectSaver& ps,
                                      ProjectExporter* exporterToSave,
                                      std::function<void (Result)> onCompletionIn)
            : ThreadWithProgressWindow ("Saving...", true, false),
              saver (ps),
              specifiedExporterToSave (exporterToSave),
              onCompletion (std::move (onCompletionIn))
        {
            jassert (onCompletion != nullptr);
        }

        void run() override
        {
            setProgress (-1);
            const auto result = saver.saveProject (specifiedExporterToSave);
            const auto callback = onCompletion;

            MessageManager::callAsync ([callback, result] { callback (result); });
        }

    private:
        ProjectSaver& saver;
        ProjectExporter* specifiedExporterToSave;
        std::function<void (Result)> onCompletion;

        JUCE_DECLARE_NON_COPYABLE (SaveThreadWithProgressWindow)
    };

    //==============================================================================
    Project::Item saveGeneratedFile (const String& filePath, const MemoryOutputStream& newData);
    bool replaceFileIfDifferent (const File& f, const MemoryOutputStream& newData);
    bool deleteUnwantedFilesIn (const File& parent);

    void addError (const String& message);

    File getAppConfigFile() const;
    File getPluginDefinesFile() const;

    String loadUserContentFromAppConfig() const;
    String getAudioPluginDefines() const;
    OwnedArray<LibraryModule> getModules();

    Result saveProject (ProjectExporter* specifiedExporterToSave);
    void saveProjectAsync (ProjectExporter* exporterToSave, std::function<void (Result)> onCompletion);

    template <typename WriterCallback>
    void writeOrRemoveGeneratedFile (const String& name, WriterCallback&& writerCallback);

    void writePluginDefines (MemoryOutputStream& outStream) const;
    void writePluginDefines();
    void writeAppConfigFile (const OwnedArray<LibraryModule>& modules, const String& userContent);
    void writeLV2Defines (MemoryOutputStream&);

    void writeProjectFile();
    void writeAppConfig (MemoryOutputStream& outStream, const OwnedArray<LibraryModule>& modules, const String& userContent);
    void writeAppHeader (MemoryOutputStream& outStream, const OwnedArray<LibraryModule>& modules);
    void writeAppHeader (const OwnedArray<LibraryModule>& modules);
    void writeModuleCppWrappers (const OwnedArray<LibraryModule>& modules);
    void writeBinaryDataFiles();
    void writeReadmeFile();
    void writePluginCharacteristicsFile();
    void writeUnityScriptFile();
    void writeProjects (const OwnedArray<LibraryModule>&, ProjectExporter*);
    void writeLV2DefinesFile();
    void runPostExportScript();
    void saveExporter (ProjectExporter& exporter, const OwnedArray<LibraryModule>& modules);

    //==============================================================================
    Project& project;

    File generatedCodeFolder;
    Project::Item generatedFilesGroup;
    SortedSet<File> filesCreated;
    String projectLineFeed;

    CriticalSection errorLock;
    StringArray errors;

    std::unique_ptr<SaveThreadWithProgressWindow> saveThread;

    bool hasBinaryData = false;

    //==============================================================================
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ProjectSaver)
    JUCE_DECLARE_WEAK_REFERENCEABLE (ProjectSaver)
};
