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

   This file is part of the JUCE 6 technical preview.
   Copyright (c) 2020 - Raw Material Software Limited

   You may use this code under the terms of the GPL v3
   (see www.gnu.org/licenses).

   For this technical preview, this file is not subject to commercial licensing.

   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR 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);

    Result save (ProjectExporter* exporterToSave = nullptr);
    Result saveResourcesOnly();
    void saveBasicProjectItems (const OwnedArray<LibraryModule>& modules, const String& appConfigUserContent);
    Result saveContentNeededForLiveBuild();

    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  : public ThreadWithProgressWindow
    {
    public:
        SaveThreadWithProgressWindow (ProjectSaver& ps, ProjectExporter* exporterToSave)
            : ThreadWithProgressWindow ("Saving...", true, false),
              saver (ps),
              specifiedExporterToSave (exporterToSave)
        {}

        void run() override
        {
            setProgress (-1);
            result = saver.saveProject (specifiedExporterToSave);
        }

        ProjectSaver& saver;
        Result result = Result::ok();
        ProjectExporter* specifiedExporterToSave;

        JUCE_DECLARE_NON_COPYABLE (SaveThreadWithProgressWindow)
    };

    class ExporterJob   : public ThreadPoolJob
    {
    public:
       ExporterJob (ProjectSaver& ps, ProjectExporter& pe, const OwnedArray<LibraryModule>& modulesList)
           : ThreadPoolJob ("export"),
             owner (ps),
             exporter (pe),
             modules (modulesList)
       {
       }

       JobStatus runJob() override
       {
           owner.saveExporter (exporter, modules);
           return jobHasFinished;
       }

    private:
       ProjectSaver& owner;
       ProjectExporter& exporter;
       const OwnedArray<LibraryModule>& modules;

       JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ExporterJob)
    };

    //==============================================================================
    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);

    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 writeMainProjectFile();
    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 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;

    bool hasBinaryData = false;

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