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

   This file is part of the JUCE 6 technical preview.
   Copyright (c) 2017 - ROLI Ltd.

   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.

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

#include "../Application/jucer_Headers.h"
#include "jucer_ProjectExporter.h"
#include "jucer_ProjectSaver.h"

#include "jucer_ProjectExport_Make.h"
#include "jucer_ProjectExport_MSVC.h"
#include "jucer_ProjectExport_Xcode.h"
#include "jucer_ProjectExport_Android.h"
#include "jucer_ProjectExport_CodeBlocks.h"

#include "jucer_ProjectExport_CLion.h"

#include "../Utility/UI/PropertyComponents/jucer_FilePathPropertyComponent.h"

//==============================================================================
static void addType (Array<ProjectExporter::ExporterTypeInfo>& list,
                     const char* name, const void* iconData, int iconDataSize)
{
    ProjectExporter::ExporterTypeInfo type = { name, iconData, iconDataSize };
    list.add (type);
}

Array<ProjectExporter::ExporterTypeInfo> ProjectExporter::getExporterTypes()
{
    Array<ProjectExporter::ExporterTypeInfo> types;

    addType (types, XcodeProjectExporter::getNameMac(),          BinaryData::export_xcode_svg,          BinaryData::export_xcode_svgSize);
    addType (types, XcodeProjectExporter::getNameiOS(),          BinaryData::export_xcode_svg,          BinaryData::export_xcode_svgSize);
    addType (types, MSVCProjectExporterVC2019::getName(),        BinaryData::export_visualStudio_svg,   BinaryData::export_visualStudio_svgSize);
    addType (types, MSVCProjectExporterVC2017::getName(),        BinaryData::export_visualStudio_svg,   BinaryData::export_visualStudio_svgSize);
    addType (types, MSVCProjectExporterVC2015::getName(),        BinaryData::export_visualStudio_svg,   BinaryData::export_visualStudio_svgSize);
    addType (types, MakefileProjectExporter::getNameLinux(),     BinaryData::export_linux_svg,          BinaryData::export_linux_svgSize);
    addType (types, AndroidProjectExporter::getName(),           BinaryData::export_android_svg,        BinaryData::export_android_svgSize);
    addType (types, CodeBlocksProjectExporter::getNameWindows(), BinaryData::export_codeBlocks_svg,     BinaryData::export_codeBlocks_svgSize);
    addType (types, CodeBlocksProjectExporter::getNameLinux(),   BinaryData::export_codeBlocks_svg,     BinaryData::export_codeBlocks_svgSize);
    addType (types, CLionProjectExporter::getName(),             BinaryData::export_clion_svg,          BinaryData::export_clion_svgSize);

    return types;
}

ProjectExporter* ProjectExporter::createNewExporter (Project& project, const int index)
{
    ProjectExporter* exp = nullptr;

    switch (index)
    {
        case 0:     exp = new XcodeProjectExporter         (project, ValueTree (XcodeProjectExporter         ::getValueTreeTypeName (false)), false); break;
        case 1:     exp = new XcodeProjectExporter         (project, ValueTree (XcodeProjectExporter         ::getValueTreeTypeName (true)), true); break;
        case 2:     exp = new MSVCProjectExporterVC2019    (project, ValueTree (MSVCProjectExporterVC2019    ::getValueTreeTypeName())); break;
        case 3:     exp = new MSVCProjectExporterVC2017    (project, ValueTree (MSVCProjectExporterVC2017    ::getValueTreeTypeName())); break;
        case 4:     exp = new MSVCProjectExporterVC2015    (project, ValueTree (MSVCProjectExporterVC2015    ::getValueTreeTypeName())); break;
        case 5:     exp = new MakefileProjectExporter      (project, ValueTree (MakefileProjectExporter      ::getValueTreeTypeName())); break;
        case 6:     exp = new AndroidProjectExporter       (project, ValueTree (AndroidProjectExporter       ::getValueTreeTypeName())); break;
        case 7:     exp = new CodeBlocksProjectExporter    (project, ValueTree (CodeBlocksProjectExporter    ::getValueTreeTypeName (CodeBlocksProjectExporter::windowsTarget)), CodeBlocksProjectExporter::windowsTarget); break;
        case 8:     exp = new CodeBlocksProjectExporter    (project, ValueTree (CodeBlocksProjectExporter    ::getValueTreeTypeName (CodeBlocksProjectExporter::linuxTarget)),   CodeBlocksProjectExporter::linuxTarget); break;
        case 9:     exp = new CLionProjectExporter         (project, ValueTree (CLionProjectExporter         ::getValueTreeTypeName())); break;
        default:    break;
    }

    exp->createDefaultConfigs();
    exp->createDefaultModulePaths();

    return exp;
}

StringArray ProjectExporter::getExporterNames()
{
    StringArray s;

    for (auto& e : getExporterTypes())
        s.add (e.name);

    return s;
}

StringArray ProjectExporter::getExporterValueTreeNames()
{
    StringArray s;

    for (auto& n : getExporterNames())
        s.add (getValueTreeNameForExporter (n));

    return s;
}

String ProjectExporter::getValueTreeNameForExporter (const String& exporterName)
{
    if (exporterName == XcodeProjectExporter::getNameMac())
        return XcodeProjectExporter::getValueTreeTypeName (false);

    if (exporterName == XcodeProjectExporter::getNameiOS())
        return XcodeProjectExporter::getValueTreeTypeName (true);

    if (exporterName == MSVCProjectExporterVC2019::getName())
        return MSVCProjectExporterVC2019::getValueTreeTypeName();

    if (exporterName == MSVCProjectExporterVC2017::getName())
        return MSVCProjectExporterVC2017::getValueTreeTypeName();

    if (exporterName == MSVCProjectExporterVC2015::getName())
        return MSVCProjectExporterVC2015::getValueTreeTypeName();

    if (exporterName == MakefileProjectExporter::getNameLinux())
        return MakefileProjectExporter::getValueTreeTypeName();

    if (exporterName == AndroidProjectExporter::getName())
        return AndroidProjectExporter::getValueTreeTypeName();

    if (exporterName == CodeBlocksProjectExporter::getNameLinux())
        return CodeBlocksProjectExporter::getValueTreeTypeName (CodeBlocksProjectExporter::CodeBlocksOS::linuxTarget);

    if (exporterName == CodeBlocksProjectExporter::getNameWindows())
        return CodeBlocksProjectExporter::getValueTreeTypeName (CodeBlocksProjectExporter::CodeBlocksOS::windowsTarget);

    if (exporterName == CLionProjectExporter::getName())
        return CLionProjectExporter::getValueTreeTypeName();

    return {};
}

String ProjectExporter::getTargetFolderForExporter (const String& exporterValueTreeName)
{
    if (exporterValueTreeName == "XCODE_MAC")             return "MacOSX";
    if (exporterValueTreeName == "XCODE_IPHONE")          return "iOS";
    if (exporterValueTreeName == "VS2019")                return "VisualStudio2019";
    if (exporterValueTreeName == "VS2017")                return "VisualStudio2017";
    if (exporterValueTreeName == "VS2015")                return "VisualStudio2015";
    if (exporterValueTreeName == "LINUX_MAKE")            return "LinuxMakefile";
    if (exporterValueTreeName == "ANDROIDSTUDIO")         return "Android";
    if (exporterValueTreeName == "CODEBLOCKS_WINDOWS")    return "CodeBlocksWindows";
    if (exporterValueTreeName == "CODEBLOCKS_LINUX")      return "CodeBlocksLinux";
    if (exporterValueTreeName == "CLION")                 return "CLion";

    return {};
}

StringArray ProjectExporter::getAllDefaultBuildsFolders()
{
    StringArray folders;

    folders.add (getDefaultBuildsRootFolder() + "iOS");
    folders.add (getDefaultBuildsRootFolder() + "MacOSX");
    folders.add (getDefaultBuildsRootFolder() + "VisualStudio2019");
    folders.add (getDefaultBuildsRootFolder() + "VisualStudio2017");
    folders.add (getDefaultBuildsRootFolder() + "VisualStudio2015");
    folders.add (getDefaultBuildsRootFolder() + "LinuxMakefile");
    folders.add (getDefaultBuildsRootFolder() + "CodeBlocksWindows");
    folders.add (getDefaultBuildsRootFolder() + "CodeBlocksLinux");
    folders.add (getDefaultBuildsRootFolder() + "Android");
    folders.add (getDefaultBuildsRootFolder() + "CLion");

    return folders;
}

String ProjectExporter::getCurrentPlatformExporterName()
{
   #if JUCE_MAC
    return XcodeProjectExporter::getNameMac();
   #elif JUCE_WINDOWS
    return MSVCProjectExporterVC2019::getName();
   #elif JUCE_LINUX
    return MakefileProjectExporter::getNameLinux();
   #else
    #error // huh?
   #endif
}

ProjectExporter* ProjectExporter::createNewExporter (Project& project, const String& name)
{
    return createNewExporter (project, getExporterNames().indexOf (name));
}

ProjectExporter* ProjectExporter::createExporter (Project& project, const ValueTree& settings)
{
    ProjectExporter*       exp = MSVCProjectExporterVC2019    ::createForSettings (project, settings);
    if (exp == nullptr)    exp = MSVCProjectExporterVC2017    ::createForSettings (project, settings);
    if (exp == nullptr)    exp = MSVCProjectExporterVC2015    ::createForSettings (project, settings);
    if (exp == nullptr)    exp = XcodeProjectExporter         ::createForSettings (project, settings);
    if (exp == nullptr)    exp = MakefileProjectExporter      ::createForSettings (project, settings);
    if (exp == nullptr)    exp = AndroidProjectExporter       ::createForSettings (project, settings);
    if (exp == nullptr)    exp = CodeBlocksProjectExporter    ::createForSettings (project, settings);
    if (exp == nullptr)    exp = CLionProjectExporter         ::createForSettings (project, settings);

    jassert (exp != nullptr);
    return exp;
}

bool ProjectExporter::canProjectBeLaunched (Project* project)
{
    if (project != nullptr)
    {
        const char* types[] =
        {
           #if JUCE_MAC
            XcodeProjectExporter::getValueTreeTypeName (false),
            XcodeProjectExporter::getValueTreeTypeName (true),
           #elif JUCE_WINDOWS
            MSVCProjectExporterVC2019::getValueTreeTypeName(),
            MSVCProjectExporterVC2017::getValueTreeTypeName(),
            MSVCProjectExporterVC2015::getValueTreeTypeName(),
           #elif JUCE_LINUX
            // (this doesn't currently launch.. not really sure what it would do on linux)
            //MakefileProjectExporter::getValueTreeTypeName(),
           #endif
            AndroidProjectExporter::getValueTreeTypeName(),

            nullptr
        };

        for (const char** type = types; *type != nullptr; ++type)
            if (project->getExporters().getChildWithName (*type).isValid())
                return true;
    }

    return false;
}

//==============================================================================
ProjectExporter::ProjectExporter (Project& p, const ValueTree& state)
    : settings (state),
      project (p),
      projectType (p.getProjectType()),
      projectName (p.getProjectNameString()),
      projectFolder (p.getProjectFolder()),
      targetLocationValue     (settings, Ids::targetFolder,        getUndoManager()),
      extraCompilerFlagsValue (settings, Ids::extraCompilerFlags,  getUndoManager()),
      extraLinkerFlagsValue   (settings, Ids::extraLinkerFlags,    getUndoManager()),
      externalLibrariesValue  (settings, Ids::externalLibraries,   getUndoManager()),
      userNotesValue          (settings, Ids::userNotes,           getUndoManager()),
      gnuExtensionsValue      (settings, Ids::enableGNUExtensions, getUndoManager()),
      bigIconValue            (settings, Ids::bigIcon,             getUndoManager()),
      smallIconValue          (settings, Ids::smallIcon,           getUndoManager()),
      extraPPDefsValue        (settings, Ids::extraDefs,           getUndoManager())
{
    projectCompilerFlagSchemesValue = project.getProjectValue (Ids::compilerFlagSchemes);
    projectCompilerFlagSchemesValue.addListener (this);
    updateCompilerFlagValues();
}

ProjectExporter::~ProjectExporter()
{
}

String ProjectExporter::getName() const
{
    if (! getAllDefaultBuildsFolders().contains (getTargetLocationString()))
        return name + " - " + getTargetLocationString();

    return name;
}

File ProjectExporter::getTargetFolder() const
{
    return project.resolveFilename (getTargetLocationString());
}

build_tools::RelativePath ProjectExporter::rebaseFromProjectFolderToBuildTarget (const build_tools::RelativePath& path) const
{
    return path.rebased (project.getProjectFolder(), getTargetFolder(), build_tools::RelativePath::buildTargetFolder);
}

bool ProjectExporter::shouldFileBeCompiledByDefault (const File& file) const
{
    return file.hasFileExtension (cOrCppFileExtensions)
        || file.hasFileExtension (asmFileExtensions);
}

void ProjectExporter::updateCompilerFlagValues()
{
    compilerFlagSchemesMap.clear();

    for (auto& scheme : project.getCompilerFlagSchemes())
        compilerFlagSchemesMap.set (scheme, { settings, scheme, getUndoManager() });
}

//==============================================================================
void ProjectExporter::createPropertyEditors (PropertyListBuilder& props)
{
    if (! isCLion())
    {
        props.add (new TextPropertyComponent (targetLocationValue, "Target Project Folder", 2048, false),
                   "The location of the folder in which the " + name + " project will be created. "
                   "This path can be absolute, but it's much more sensible to make it relative to the jucer project directory.");

        if ((shouldBuildTargetType (build_tools::ProjectType::Target::VSTPlugIn) && project.shouldBuildVST()) || (project.isVSTPluginHost() && supportsTargetType (build_tools::ProjectType::Target::VSTPlugIn)))
        {
            props.add (new FilePathPropertyComponent (vstLegacyPathValueWrapper.wrappedValue, "VST (Legacy) SDK Folder", true,
                                                      getTargetOSForExporter() == TargetOS::getThisOS(), "*", project.getProjectFolder()),
                       "If you're building a VST plug-in or host, you can use this field to override the global VST (Legacy) SDK path with a project-specific path. "
                       "This can be an absolute path, or a path relative to the Projucer project file.");
        }

        if (shouldBuildTargetType (build_tools::ProjectType::Target::AAXPlugIn) && project.shouldBuildAAX())
        {
            props.add (new FilePathPropertyComponent (aaxPathValueWrapper.wrappedValue, "AAX SDK Folder", true,
                                                      getTargetOSForExporter() == TargetOS::getThisOS(), "*", project.getProjectFolder()),
                       "If you're building an AAX plug-in, this must be the folder containing the AAX SDK. This can be an absolute path, or a path relative to the Projucer project file.");
        }

        if (shouldBuildTargetType (build_tools::ProjectType::Target::RTASPlugIn) && project.shouldBuildRTAS())
        {
            props.add (new FilePathPropertyComponent (rtasPathValueWrapper.wrappedValue, "RTAS SDK Folder", true,
                                                      getTargetOSForExporter() == TargetOS::getThisOS(), "*", project.getProjectFolder()),
                       "If you're building an RTAS plug-in, this must be the folder containing the RTAS SDK. This can be an absolute path, or a path relative to the Projucer project file.");
        }

        props.add (new TextPropertyComponent (extraPPDefsValue, "Extra Preprocessor Definitions", 32768, true),
                   "Extra preprocessor definitions. Use the form \"NAME1=value NAME2=value\", using whitespace, commas, "
                   "or new-lines to separate the items - to include a space or comma in a definition, precede it with a backslash.");

        props.add (new TextPropertyComponent (extraCompilerFlagsValue, "Extra Compiler Flags", 8192, true),
                   "Extra command-line flags to be passed to the compiler. This string can contain references to preprocessor definitions in the "
                   "form ${NAME_OF_DEFINITION}, which will be replaced with their values.");

        for (HashMap<String, ValueWithDefault>::Iterator i (compilerFlagSchemesMap); i.next();)
            props.add (new TextPropertyComponent (compilerFlagSchemesMap.getReference (i.getKey()), "Compiler Flags for " + i.getKey().quoted(), 8192, false),
                       "The exporter-specific compiler flags that will be added to files using this scheme.");

        props.add (new TextPropertyComponent (extraLinkerFlagsValue, "Extra Linker Flags", 8192, true),
                   "Extra command-line flags to be passed to the linker. You might want to use this for adding additional libraries. "
                   "This string can contain references to preprocessor definitions in the form ${NAME_OF_VALUE}, which will be replaced with their values.");

        props.add (new TextPropertyComponent (externalLibrariesValue, "External Libraries to Link", 8192, true),
                   "Additional libraries to link (one per line). You should not add any platform specific decoration to these names. "
                   "This string can contain references to preprocessor definitions in the form ${NAME_OF_VALUE}, which will be replaced with their values.");

        if (! isVisualStudio())
            props.add (new ChoicePropertyComponent (gnuExtensionsValue, "GNU Compiler Extensions"),
                       "Enabling this will use the GNU C++ language standard variant for compilation.");

        createIconProperties (props);
    }

    createExporterProperties (props);

    props.add (new TextPropertyComponent (userNotesValue, "Notes", 32768, true),
               "Extra comments: This field is not used for code or project generation, it's just a space where you can express your thoughts.");
}

void ProjectExporter::createIconProperties (PropertyListBuilder& props)
{
    OwnedArray<Project::Item> images;
    project.findAllImageItems (images);

    StringArray choices;
    Array<var> ids;

    choices.add ("<None>");
    ids.add (var());

    for (int i = 0; i < images.size(); ++i)
    {
        choices.add (images.getUnchecked(i)->getName());
        ids.add (images.getUnchecked(i)->getID());
    }

    props.add (new ChoicePropertyComponent (smallIconValue, "Icon (Small)", choices, ids),
               "Sets an icon to use for the executable.");

    props.add (new ChoicePropertyComponent (bigIconValue, "Icon (Large)", choices, ids),
               "Sets an icon to use for the executable.");
}

//==============================================================================
void ProjectExporter::addSettingsForProjectType (const build_tools::ProjectType& type)
{
    addVSTPathsIfPluginOrHost();

    if (type.isAudioPlugin())
        addCommonAudioPluginSettings();

    addPlatformSpecificSettingsForProjectType (type);
}

void ProjectExporter::addVSTPathsIfPluginOrHost()
{
    if (((shouldBuildTargetType (build_tools::ProjectType::Target::VSTPlugIn) && project.shouldBuildVST()) || project.isVSTPluginHost())
         || ((shouldBuildTargetType (build_tools::ProjectType::Target::VST3PlugIn) && project.shouldBuildVST3()) || project.isVST3PluginHost()))
    {
        addLegacyVSTFolderToPathIfSpecified();
        addToExtraSearchPaths (getInternalVST3SDKPath(), 0);
    }
}

void ProjectExporter::addCommonAudioPluginSettings()
{
    if (shouldBuildTargetType (build_tools::ProjectType::Target::AAXPlugIn))
        addAAXFoldersToPath();

    // Note: RTAS paths are platform-dependent, impl -> addPlatformSpecificSettingsForProjectType
 }

void ProjectExporter::addLegacyVSTFolderToPathIfSpecified()
{
    auto vstFolder = getVSTLegacyPathString();

    if (vstFolder.isNotEmpty())
        addToExtraSearchPaths (build_tools::RelativePath (vstFolder, build_tools::RelativePath::projectFolder), 0);
}

build_tools::RelativePath ProjectExporter::getInternalVST3SDKPath()
{
    return getModuleFolderRelativeToProject ("juce_audio_processors")
                           .getChildFile ("format_types")
                           .getChildFile ("VST3_SDK");
}

void ProjectExporter::addAAXFoldersToPath()
{
    auto aaxFolder = getAAXPathString();

    if (aaxFolder.isNotEmpty())
    {
        build_tools::RelativePath aaxFolderPath (aaxFolder, build_tools::RelativePath::projectFolder);

        addToExtraSearchPaths (aaxFolderPath);
        addToExtraSearchPaths (aaxFolderPath.getChildFile ("Interfaces"));
        addToExtraSearchPaths (aaxFolderPath.getChildFile ("Interfaces").getChildFile ("ACF"));
    }
}

//==============================================================================
StringPairArray ProjectExporter::getAllPreprocessorDefs (const BuildConfiguration& config, const build_tools::ProjectType::Target::Type targetType) const
{
    auto defs = mergePreprocessorDefs (config.getAllPreprocessorDefs(),
                                       parsePreprocessorDefs (getExporterPreprocessorDefsString()));
    addDefaultPreprocessorDefs (defs);
    addTargetSpecificPreprocessorDefs (defs, targetType);

    if (! project.shouldUseAppConfig())
        defs = mergePreprocessorDefs (defs, getAppConfigDefs());

    return defs;
}

StringPairArray ProjectExporter::getAppConfigDefs() const
{
    StringPairArray result;
    result.set ("JUCE_DISPLAY_SPLASH_SCREEN",  project.shouldDisplaySplashScreen()             ? "1" : "0");
    result.set ("JUCE_USE_DARK_SPLASH_SCREEN", project.getSplashScreenColourString() == "Dark" ? "1" : "0");
    result.set ("JUCE_PROJUCER_VERSION",       "0x" + String::toHexString (ProjectInfo::versionNumber));

    OwnedArray<LibraryModule> modules;
    project.getEnabledModules().createRequiredModules (modules);

    for (auto& m : modules)
        result.set ("JUCE_MODULE_AVAILABLE_" + m->getID(), "1");

    result.set ("JUCE_GLOBAL_MODULE_SETTINGS_INCLUDED", "1");

    for (auto& m : modules)
    {
        OwnedArray<Project::ConfigFlag> flags;
        m->getConfigFlags (project, flags);

        for (auto* flag : flags)
            if (! flag->value.isUsingDefault())
                result.set (flag->symbol, flag->value.get() ? "1" : "0");
    }

    result.addArray (project.getAudioPluginFlags());

    const auto& type = project.getProjectType();
    const auto isStandaloneApplication = (! type.isAudioPlugin() && ! type.isDynamicLibrary());

    const auto standaloneValue = [&]
    {
        if (result.containsKey ("JucePlugin_Name") && result.containsKey ("JucePlugin_Build_Standalone"))
            return "JucePlugin_Build_Standalone";

        return isStandaloneApplication ? "1" : "0";
    }();

    result.set ("JUCE_STANDALONE_APPLICATION", standaloneValue);

    return result;
}

StringPairArray ProjectExporter::getAllPreprocessorDefs() const
{
    auto defs = mergePreprocessorDefs (project.getPreprocessorDefs(),
                                       parsePreprocessorDefs (getExporterPreprocessorDefsString()));
    addDefaultPreprocessorDefs (defs);

    return defs;
}

void ProjectExporter::addTargetSpecificPreprocessorDefs (StringPairArray& defs, const build_tools::ProjectType::Target::Type targetType) const
{
    std::pair<String, build_tools::ProjectType::Target::Type> targetFlags[] = {
        {"JucePlugin_Build_VST",        build_tools::ProjectType::Target::VSTPlugIn},
        {"JucePlugin_Build_VST3",       build_tools::ProjectType::Target::VST3PlugIn},
        {"JucePlugin_Build_AU",         build_tools::ProjectType::Target::AudioUnitPlugIn},
        {"JucePlugin_Build_AUv3",       build_tools::ProjectType::Target::AudioUnitv3PlugIn},
        {"JucePlugin_Build_RTAS",       build_tools::ProjectType::Target::RTASPlugIn},
        {"JucePlugin_Build_AAX",        build_tools::ProjectType::Target::AAXPlugIn},
        {"JucePlugin_Build_Standalone", build_tools::ProjectType::Target::StandalonePlugIn},
        {"JucePlugin_Build_Unity",      build_tools::ProjectType::Target::UnityPlugIn}
    };

    if (targetType == build_tools::ProjectType::Target::SharedCodeTarget)
    {
        for (auto& flag : targetFlags)
            defs.set (flag.first, (shouldBuildTargetType (flag.second) ? "1" : "0"));

        defs.set ("JUCE_SHARED_CODE", "1");
    }
    else if (targetType != build_tools::ProjectType::Target::unspecified)
    {
        for (auto& flag : targetFlags)
            defs.set (flag.first, (targetType == flag.second ? "1" : "0"));
    }
}

void ProjectExporter::addDefaultPreprocessorDefs (StringPairArray& defs) const
{
    defs.set (getExporterIdentifierMacro(), "1");
    defs.set ("JUCE_APP_VERSION", project.getVersionString());
    defs.set ("JUCE_APP_VERSION_HEX", project.getVersionAsHex());
}

String ProjectExporter::replacePreprocessorTokens (const ProjectExporter::BuildConfiguration& config,
                                                   const String& sourceString) const
{
    return build_tools::replacePreprocessorDefs (getAllPreprocessorDefs (config,
                                                 build_tools::ProjectType::Target::unspecified), sourceString);
}

void ProjectExporter::copyMainGroupFromProject()
{
    jassert (itemGroups.size() == 0);
    itemGroups.add (project.getMainGroup().createCopy());
}

Project::Item& ProjectExporter::getModulesGroup()
{
    if (modulesGroup == nullptr)
    {
        jassert (itemGroups.size() > 0); // must call copyMainGroupFromProject before this.
        itemGroups.add (Project::Item::createGroup (project, "JUCE Modules", "__modulesgroup__", true));
        modulesGroup = &(itemGroups.getReference (itemGroups.size() - 1));
    }

    return *modulesGroup;
}

void ProjectExporter::addProjectPathToBuildPathList (StringArray& pathList,
                                                     const build_tools::RelativePath& pathFromProjectFolder,
                                                     int index) const
{
    auto localPath = build_tools::RelativePath (rebaseFromProjectFolderToBuildTarget (pathFromProjectFolder));

    auto path = isVisualStudio() ? localPath.toWindowsStyle() : localPath.toUnixStyle();

    if (! pathList.contains (path))
        pathList.insert (index, path);
}

void ProjectExporter::addToModuleLibPaths (const build_tools::RelativePath& pathFromProjectFolder)
{
    addProjectPathToBuildPathList (moduleLibSearchPaths, pathFromProjectFolder);
}

void ProjectExporter::addToExtraSearchPaths (const build_tools::RelativePath& pathFromProjectFolder, int index)
{
    addProjectPathToBuildPathList (extraSearchPaths, pathFromProjectFolder, index);
}

static var getStoredPathForModule (const String& id, const ProjectExporter& exp)
{
    return getAppSettings().getStoredPath (isJUCEModule (id) ? Ids::defaultJuceModulePath : Ids::defaultUserModulePath,
                                           exp.getTargetOSForExporter()).get();
}

ValueWithDefault ProjectExporter::getPathForModuleValue (const String& moduleID)
{
    auto* um = getUndoManager();

    auto paths = settings.getOrCreateChildWithName (Ids::MODULEPATHS, um);
    auto m = paths.getChildWithProperty (Ids::ID, moduleID);

    if (! m.isValid())
    {
        m = ValueTree (Ids::MODULEPATH);
        m.setProperty (Ids::ID, moduleID, um);
        paths.appendChild (m, um);
    }

    return { m, Ids::path, um, getStoredPathForModule (moduleID, *this) };
}

String ProjectExporter::getPathForModuleString (const String& moduleID) const
{
    auto exporterPath = settings.getChildWithName (Ids::MODULEPATHS)
                                .getChildWithProperty (Ids::ID, moduleID) [Ids::path].toString();

    if (exporterPath.isEmpty() || project.getEnabledModules().shouldUseGlobalPath (moduleID))
        return getStoredPathForModule (moduleID, *this);

    return exporterPath;
}

void ProjectExporter::removePathForModule (const String& moduleID)
{
    auto paths = settings.getChildWithName (Ids::MODULEPATHS);
    auto m = paths.getChildWithProperty (Ids::ID, moduleID);

    paths.removeChild (m, project.getUndoManagerFor (settings));
}

TargetOS::OS ProjectExporter::getTargetOSForExporter() const
{
    auto targetOS = TargetOS::unknown;

    if      (isWindows())                 targetOS = TargetOS::windows;
    else if (isOSX() || isiOS())          targetOS = TargetOS::osx;
    else if (isLinux())                   targetOS = TargetOS::linux;
    else if (isAndroid() || isCLion())    targetOS = TargetOS::getThisOS();

    return targetOS;
}

build_tools::RelativePath ProjectExporter::getModuleFolderRelativeToProject (const String& moduleID) const
{
    if (project.getEnabledModules().shouldCopyModuleFilesLocally (moduleID))
        return build_tools::RelativePath (project.getRelativePathForFile (project.getLocalModuleFolder (moduleID)),
                             build_tools::RelativePath::projectFolder);

    auto path = getPathForModuleString (moduleID);

    if (path.isEmpty())
        return getLegacyModulePath (moduleID).getChildFile (moduleID);

    return build_tools::RelativePath (path, build_tools::RelativePath::projectFolder).getChildFile (moduleID);
}

String ProjectExporter::getLegacyModulePath() const
{
    return getSettingString ("juceFolder");
}

build_tools::RelativePath ProjectExporter::getLegacyModulePath (const String& moduleID) const
{
    if (project.getEnabledModules().shouldCopyModuleFilesLocally (moduleID))
        return build_tools::RelativePath (project.getRelativePathForFile (project.getGeneratedCodeFolder()
                                                                           .getChildFile ("modules")
                                                                           .getChildFile (moduleID)), build_tools::RelativePath::projectFolder);

    auto oldJucePath = getLegacyModulePath();

    if (oldJucePath.isEmpty())
        return build_tools::RelativePath();

    build_tools::RelativePath p (oldJucePath, build_tools::RelativePath::projectFolder);
    if (p.getFileName() != "modules")
        p = p.getChildFile ("modules");

    return p.getChildFile (moduleID);
}

void ProjectExporter::updateOldModulePaths()
{
    auto oldPath = getLegacyModulePath();

    if (oldPath.isNotEmpty())
    {
        for (int i = project.getEnabledModules().getNumModules(); --i >= 0;)
        {
            auto modID = project.getEnabledModules().getModuleID (i);
            getPathForModuleValue (modID) = getLegacyModulePath (modID).getParentDirectory().toUnixStyle();
        }

        settings.removeProperty ("juceFolder", nullptr);
    }
}

static bool areCompatibleExporters (const ProjectExporter& p1, const ProjectExporter& p2)
{
    return (p1.isVisualStudio() && p2.isVisualStudio())
        || (p1.isXcode() && p2.isXcode())
        || (p1.isMakefile() && p2.isMakefile())
        || (p1.isAndroidStudio() && p2.isAndroidStudio())
        || (p1.isCodeBlocks() && p2.isCodeBlocks() && p1.isWindows() != p2.isLinux());
}

void ProjectExporter::createDefaultModulePaths()
{
    for (Project::ExporterIterator exporter (project); exporter.next();)
    {
        if (areCompatibleExporters (*this, *exporter))
        {
            for (int i = project.getEnabledModules().getNumModules(); --i >= 0;)
            {
                auto modID = project.getEnabledModules().getModuleID (i);
                getPathForModuleValue (modID) = exporter->getPathForModuleValue (modID);
            }

            return;
        }
    }

    for (Project::ExporterIterator exporter (project); exporter.next();)
    {
        if (exporter->canLaunchProject())
        {
            for (int i = project.getEnabledModules().getNumModules(); --i >= 0;)
            {
                auto modID = project.getEnabledModules().getModuleID (i);
                getPathForModuleValue (modID) = exporter->getPathForModuleValue (modID);
            }

            return;
        }
    }

    for (int i = project.getEnabledModules().getNumModules(); --i >= 0;)
    {
        auto modID = project.getEnabledModules().getModuleID (i);
        getPathForModuleValue (modID) = "../../juce";
    }
}

//==============================================================================
ValueTree ProjectExporter::getConfigurations() const
{
    return settings.getChildWithName (Ids::CONFIGURATIONS);
}

int ProjectExporter::getNumConfigurations() const
{
    return getConfigurations().getNumChildren();
}

ProjectExporter::BuildConfiguration::Ptr ProjectExporter::getConfiguration (int index) const
{
    return createBuildConfig (getConfigurations().getChild (index));
}

bool ProjectExporter::hasConfigurationNamed (const String& nameToFind) const
{
    auto configs = getConfigurations();
    for (int i = configs.getNumChildren(); --i >= 0;)
        if (configs.getChild(i) [Ids::name].toString() == nameToFind)
            return true;

    return false;
}

String ProjectExporter::getUniqueConfigName (String nm) const
{
    auto nameRoot = nm;
    while (CharacterFunctions::isDigit (nameRoot.getLastCharacter()))
        nameRoot = nameRoot.dropLastCharacters (1);

    nameRoot = nameRoot.trim();

    int suffix = 2;
    while (hasConfigurationNamed (name))
        nm = nameRoot + " " + String (suffix++);

    return nm;
}

void ProjectExporter::addNewConfigurationFromExisting (const BuildConfiguration& configToCopy)
{
    auto configs = getConfigurations();

    if (! configs.isValid())
    {
        settings.addChild (ValueTree (Ids::CONFIGURATIONS), 0, project.getUndoManagerFor (settings));
        configs = getConfigurations();
    }

    ValueTree newConfig (Ids::CONFIGURATION);
    newConfig = configToCopy.config.createCopy();

    newConfig.setProperty (Ids::name, configToCopy.getName(), nullptr);

    configs.appendChild (newConfig, project.getUndoManagerFor (configs));
}

void ProjectExporter::addNewConfiguration (bool isDebugConfig)
{
    auto configs = getConfigurations();

    if (! configs.isValid())
    {
        settings.addChild (ValueTree (Ids::CONFIGURATIONS), 0, project.getUndoManagerFor (settings));
        configs = getConfigurations();
    }

    ValueTree newConfig (Ids::CONFIGURATION);
    newConfig.setProperty (Ids::isDebug, isDebugConfig, project.getUndoManagerFor (settings));

    configs.appendChild (newConfig, project.getUndoManagerFor (settings));
}

void ProjectExporter::BuildConfiguration::removeFromExporter()
{
    ValueTree configs (config.getParent());
    configs.removeChild (config, project.getUndoManagerFor (configs));
}

void ProjectExporter::createDefaultConfigs()
{
    settings.getOrCreateChildWithName (Ids::CONFIGURATIONS, nullptr);

    for (int i = 0; i < 2; ++i)
    {
        auto isDebug = i == 0;

        addNewConfiguration (isDebug);
        BuildConfiguration::Ptr config (getConfiguration (i));
        config->getValue (Ids::name) = (isDebug ? "Debug" : "Release");
    }
}

std::unique_ptr<Drawable> ProjectExporter::getBigIcon() const
{
    return project.getMainGroup().findItemWithID (settings [Ids::bigIcon]).loadAsImageFile();
}

std::unique_ptr<Drawable> ProjectExporter::getSmallIcon() const
{
    return project.getMainGroup().findItemWithID (settings [Ids::smallIcon]).loadAsImageFile();
}

//==============================================================================
ProjectExporter::ConfigIterator::ConfigIterator (ProjectExporter& e)
    : index (-1), exporter (e)
{
}

bool ProjectExporter::ConfigIterator::next()
{
    if (++index >= exporter.getNumConfigurations())
        return false;

    config = exporter.getConfiguration (index);
    return true;
}

ProjectExporter::ConstConfigIterator::ConstConfigIterator (const ProjectExporter& exporter_)
    : index (-1), exporter (exporter_)
{
}

bool ProjectExporter::ConstConfigIterator::next()
{
    if (++index >= exporter.getNumConfigurations())
        return false;

    config = exporter.getConfiguration (index);
    return true;
}

//==============================================================================
ProjectExporter::BuildConfiguration::BuildConfiguration (Project& p, const ValueTree& configNode, const ProjectExporter& e)
   : config (configNode), project (p), exporter (e),
     isDebugValue              (config, Ids::isDebug,              getUndoManager(), getValue (Ids::isDebug)),
     configNameValue           (config, Ids::name,                 getUndoManager(), "Build Configuration"),
     targetNameValue           (config, Ids::targetName,           getUndoManager(), project.getProjectFilenameRootString()),
     targetBinaryPathValue     (config, Ids::binaryPath,           getUndoManager()),
     recommendedWarningsValue  (config, Ids::recommendedWarnings,  getUndoManager()),
     optimisationLevelValue    (config, Ids::optimisation,         getUndoManager()),
     linkTimeOptimisationValue (config, Ids::linkTimeOptimisation, getUndoManager(), ! isDebug()),
     ppDefinesValue            (config, Ids::defines,              getUndoManager()),
     headerSearchPathValue     (config, Ids::headerPath,           getUndoManager()),
     librarySearchPathValue    (config, Ids::libraryPath,          getUndoManager()),
     userNotesValue            (config, Ids::userNotes,            getUndoManager())
{
    recommendedCompilerWarningFlags["LLVM"] = { "-Wall", "-Wshadow-all", "-Wshorten-64-to-32", "-Wstrict-aliasing", "-Wuninitialized", "-Wunused-parameter",
        "-Wconversion", "-Wsign-compare", "-Wint-conversion", "-Wconditional-uninitialized", "-Woverloaded-virtual",
        "-Wreorder", "-Wconstant-conversion", "-Wsign-conversion", "-Wunused-private-field", "-Wbool-conversion",
        "-Wextra-semi", "-Wunreachable-code", "-Wzero-as-null-pointer-constant", "-Wcast-align",
        "-Winconsistent-missing-destructor-override", "-Wshift-sign-overflow", "-Wnullable-to-nonnull-conversion",
        "-Wno-missing-field-initializers", "-Wno-ignored-qualifiers",
        "-Wswitch-enum"
    };
    recommendedCompilerWarningFlags["GCC"] = { "-Wall", "-Wextra", "-Wstrict-aliasing", "-Wuninitialized", "-Wunused-parameter", "-Wsign-compare",
        "-Woverloaded-virtual", "-Wreorder", "-Wsign-conversion", "-Wunreachable-code",
        "-Wzero-as-null-pointer-constant", "-Wcast-align", "-Wno-implicit-fallthrough",
        "-Wno-maybe-uninitialized", "-Wno-missing-field-initializers", "-Wno-ignored-qualifiers",
        "-Wswitch-enum", "-Wredundant-decls"
    };
    recommendedCompilerWarningFlags["GCC-7"] = recommendedCompilerWarningFlags["GCC"];
    recommendedCompilerWarningFlags["GCC-7"].add ("-Wno-strict-overflow");
}

ProjectExporter::BuildConfiguration::~BuildConfiguration()
{
}

String ProjectExporter::BuildConfiguration::getGCCOptimisationFlag() const
{
    switch (getOptimisationLevelInt())
    {
        case gccO0:     return "0";
        case gccO1:     return "1";
        case gccO2:     return "2";
        case gccO3:     return "3";
        case gccOs:     return "s";
        case gccOfast:  return "fast";
        default:        break;
    }

    return "0";
}

void ProjectExporter::BuildConfiguration::addGCCOptimisationProperty (PropertyListBuilder& props)
{
    props.add (new ChoicePropertyComponent (optimisationLevelValue, "Optimisation",
                                            { "-O0 (no optimisation)", "-Os (minimise code size)", "-O1 (fast)", "-O2 (faster)",
                                              "-O3 (fastest with safe optimisations)", "-Ofast (uses aggressive optimisations)" },
                                            { gccO0, gccOs, gccO1, gccO2, gccO3, gccOfast }),
               "The optimisation level for this configuration");
}

void ProjectExporter::BuildConfiguration::addRecommendedLinuxCompilerWarningsProperty (PropertyListBuilder& props)
{
    props.add (new ChoicePropertyComponent (recommendedWarningsValue, "Add Recommended Compiler Warning Flags",
                                            { "GCC", "GCC 7 and below", "LLVM", "Disabled" },
                                            { "GCC", "GCC-7", "LLVM", "" }),
               "Enable this to add a set of recommended compiler warning flags.");
    recommendedWarningsValue.setDefault ("");
}

void ProjectExporter::BuildConfiguration::addRecommendedLLVMCompilerWarningsProperty (PropertyListBuilder& props)
{
    props.add (new ChoicePropertyComponent (recommendedWarningsValue, "Add Recommended Compiler Warning Flags",
                                            { "Enabled", "Disabled" },
                                            { "LLVM", "" }),
               "Enable this to add a set of recommended compiler warning flags.");
    recommendedWarningsValue.setDefault ("");
}

StringArray ProjectExporter::BuildConfiguration::getRecommendedCompilerWarningFlags() const
{
    auto label = recommendedWarningsValue.get().toString();
    auto it = recommendedCompilerWarningFlags.find (label);

    if (it != recommendedCompilerWarningFlags.end())
        return it->second;

    return {};
}

void ProjectExporter::BuildConfiguration::createPropertyEditors (PropertyListBuilder& props)
{
    if (exporter.supportsUserDefinedConfigurations())
        props.add (new TextPropertyComponent (configNameValue, "Name", 96, false),
                   "The name of this configuration.");

    props.add (new ChoicePropertyComponent (isDebugValue, "Debug Mode"),
               "If enabled, this means that the configuration should be built with debug symbols.");

    props.add (new TextPropertyComponent (targetNameValue, "Binary Name", 256, false),
               "The filename to use for the destination binary executable file. If you don't add a suffix to this name, "
               "a suitable platform-specific suffix will be added automatically.");

    props.add (new TextPropertyComponent (targetBinaryPathValue, "Binary Location", 1024, false),
               "The folder in which the finished binary should be placed. Leave this blank to cause the binary to be placed "
               "in its default location in the build folder.");

    props.addSearchPathProperty (headerSearchPathValue, "Header Search Paths", "Extra header search paths.");
    props.addSearchPathProperty (librarySearchPathValue, "Extra Library Search Paths", "Extra library search paths.");

    props.add (new TextPropertyComponent (ppDefinesValue, "Preprocessor Definitions", 32768, true),
               "Extra preprocessor definitions. Use the form \"NAME1=value NAME2=value\", using whitespace, commas, or "
               "new-lines to separate the items - to include a space or comma in a definition, precede it with a backslash.");

    props.add (new ChoicePropertyComponent (linkTimeOptimisationValue, "Link-Time Optimisation"),
               "Enable this to perform link-time code optimisation. This is recommended for release builds.");

    createConfigProperties (props);

    props.add (new TextPropertyComponent (userNotesValue, "Notes", 32768, true),
               "Extra comments: This field is not used for code or project generation, it's just a space where you can express your thoughts.");
}

StringPairArray ProjectExporter::BuildConfiguration::getAllPreprocessorDefs() const
{
    return mergePreprocessorDefs (project.getPreprocessorDefs(),
                                  parsePreprocessorDefs (getBuildConfigPreprocessorDefsString()));
}

StringPairArray ProjectExporter::BuildConfiguration::getUniquePreprocessorDefs() const
{
    auto perConfigurationDefs = parsePreprocessorDefs (getBuildConfigPreprocessorDefsString());
    auto globalDefs = project.getPreprocessorDefs();

    for (int i = 0; i < globalDefs.size(); ++i)
    {
        auto globalKey = globalDefs.getAllKeys()[i];

        int idx = perConfigurationDefs.getAllKeys().indexOf (globalKey);
        if (idx >= 0)
        {
            auto globalValue = globalDefs.getAllValues()[i];

            if (globalValue == perConfigurationDefs.getAllValues()[idx])
                perConfigurationDefs.remove (idx);
        }
    }

    return perConfigurationDefs;
}

StringArray ProjectExporter::BuildConfiguration::getHeaderSearchPaths() const
{
    return getSearchPathsFromString (getHeaderSearchPathString() + ';' + project.getHeaderSearchPathsString());
}

StringArray ProjectExporter::BuildConfiguration::getLibrarySearchPaths() const
{
    auto separator = exporter.isVisualStudio() ? "\\" : "/";
    auto s = getSearchPathsFromString (getLibrarySearchPathString());

    for (auto path : exporter.moduleLibSearchPaths)
        s.add (path + separator + getModuleLibraryArchName());

    return s;
}

String ProjectExporter::getExternalLibraryFlags (const BuildConfiguration& config) const
{
    auto libraries = StringArray::fromTokens (getExternalLibrariesString(), ";\n", "\"'");
    libraries.removeEmptyStrings (true);

    if (libraries.size() != 0)
        return replacePreprocessorTokens (config, "-l" + libraries.joinIntoString (" -l")).trim();

    return {};
}