#include "gamedetails.h"
#include "util.h"

gameDetails::gameDetails()
{
    //ctor
}

gameDetails::~gameDetails()
{
    //dtor
}

void gameDetails::filterWithPriorities(const Config& config)
{
    if (config.vPlatformPriority.empty() && config.vLanguagePriority.empty())
        return;

    filterListWithPriorities(installers, config);
    filterListWithPriorities(patches, config);
    filterListWithPriorities(languagepacks, config);
}

void gameDetails::filterListWithPriorities(std::vector<gameFile>& list, const Config& config)
{
    /*
      Compute the score of each item - we use a scoring mechanism and we keep all ties
      Like if someone asked French then English and Linux then Windows, but there are
      only Windows French, Windows English and Linux English versions, we'll get the
      Windows French and Linux English ones.
      Score is inverted: lower is better.
    */
    int bestscore = -1;

    for (std::vector<gameFile>::iterator fileDetails = list.begin(); fileDetails != list.end(); fileDetails++)
        {
            fileDetails->score = 0;
            if (!config.vPlatformPriority.empty())
                {
                    for (size_t i = 0; i != config.vPlatformPriority.size(); i++)
                        if (fileDetails->platform & config.vPlatformPriority[i])
                            {
                                fileDetails->score += i;
                                break;
                            }
                }
            if (!config.vLanguagePriority.empty())
                {
                    for (size_t i = 0; i != config.vLanguagePriority.size(); i++)
                        if (fileDetails->language & config.vLanguagePriority[i])
                            {
                                fileDetails->score += i;
                                break;
                            }
                }
            if ((fileDetails->score < bestscore) or (bestscore < 0))
                bestscore = fileDetails->score;
        }

    for (std::vector<gameFile>::iterator fileDetails = list.begin(); fileDetails != list.end(); )
        {
            if (fileDetails->score > bestscore)
                fileDetails = list.erase(fileDetails);
            else
                fileDetails++;
        }
}

void gameDetails::makeFilepaths(const Config& config)
{
    std::string filepath;
    std::string directory = config.sDirectory + "/" + config.sGameSubdir + "/";
    std::string subdir;
    this->serialsFilepath = Util::makeFilepath(directory, "serials.txt", this->gamename, subdir, 0);

    for (unsigned int i = 0; i < this->installers.size(); ++i)
    {
        subdir = config.bSubDirectories ? config.sInstallersSubdir : "";
        filepath = Util::makeFilepath(directory, this->installers[i].path, this->gamename, subdir, this->installers[i].platform);
        this->installers[i].setFilepath(filepath);
    }

    for (unsigned int i = 0; i < this->extras.size(); ++i)
    {
        subdir = config.bSubDirectories ? config.sExtrasSubdir : "";
        filepath = Util::makeFilepath(directory, this->extras[i].path, this->gamename, subdir, 0);
        this->extras[i].setFilepath(filepath);
    }

    for (unsigned int i = 0; i < this->patches.size(); ++i)
    {
        subdir = config.bSubDirectories ? config.sPatchesSubdir : "";
        filepath = Util::makeFilepath(directory, this->patches[i].path, this->gamename, subdir, this->patches[i].platform);
        this->patches[i].setFilepath(filepath);
    }

    for (unsigned int i = 0; i < this->languagepacks.size(); ++i)
    {
        subdir = config.bSubDirectories ? config.sLanguagePackSubdir : "";
        filepath = Util::makeFilepath(directory, this->languagepacks[i].path, this->gamename, subdir, 0);
        this->languagepacks[i].setFilepath(filepath);
    }

    for (unsigned int i = 0; i < this->dlcs.size(); ++i)
    {
        subdir = config.bSubDirectories ? config.sDLCSubdir + "/" + config.sInstallersSubdir : "";
        this->dlcs[i].serialsFilepath = Util::makeFilepath(directory, "serials.txt", this->gamename, subdir, 0);
        for (unsigned int j = 0; j < this->dlcs[i].installers.size(); ++j)
        {
            subdir = config.bSubDirectories ? config.sDLCSubdir + "/" + config.sInstallersSubdir : "";
            filepath = Util::makeFilepath(directory, this->dlcs[i].installers[j].path, this->gamename, subdir, this->dlcs[i].installers[j].platform, this->dlcs[i].gamename);
            this->dlcs[i].installers[j].setFilepath(filepath);
        }

        for (unsigned int j = 0; j < this->dlcs[i].patches.size(); ++j)
        {
            subdir = config.bSubDirectories ? config.sDLCSubdir + "/" + config.sPatchesSubdir : "";
            filepath = Util::makeFilepath(directory, this->dlcs[i].patches[j].path, this->gamename, subdir, this->dlcs[i].patches[j].platform, this->dlcs[i].gamename);
            this->dlcs[i].patches[j].setFilepath(filepath);
        }

        for (unsigned int j = 0; j < this->dlcs[i].extras.size(); ++j)
        {
            subdir = config.bSubDirectories ? config.sDLCSubdir + "/" + config.sExtrasSubdir : "";
            filepath = Util::makeFilepath(directory, this->dlcs[i].extras[j].path, this->gamename, subdir, 0, this->dlcs[i].gamename);
            this->dlcs[i].extras[j].setFilepath(filepath);
        }
    }
}

Json::Value gameDetails::getDetailsAsJson()
{
    Json::Value json;

    json["gamename"] = this->gamename;
    json["title"] = this->title;
    json["icon"] = this->icon;
    json["serials"] = this->serials;

    for (unsigned int i = 0; i < this->extras.size(); ++i)
        json["extras"].append(this->extras[i].getAsJson());
    for (unsigned int i = 0; i < this->installers.size(); ++i)
        json["installers"].append(this->installers[i].getAsJson());
    for (unsigned int i = 0; i < this->patches.size(); ++i)
        json["patches"].append(this->patches[i].getAsJson());
    for (unsigned int i = 0; i < this->languagepacks.size(); ++i)
        json["languagepacks"].append(this->languagepacks[i].getAsJson());

    if (!this->dlcs.empty())
    {
        for (unsigned int i = 0; i < this->dlcs.size(); ++i)
        {
            json["dlcs"].append(this->dlcs[i].getDetailsAsJson());
        }
    }

    return json;
}

std::string gameDetails::getSerialsFilepath()
{
    return this->serialsFilepath;
}