#include "CacheFile.h"

#include "DataFile.h"

#include <sstream>

CacheFile::CacheFile(const string &module, const string &ext, const string &tag1, int tag2, int tag3, int tag4,
                     int tag5, int tag6) {
    ostringstream buf;
    buf << "cache/" << module << "-" << tag1 << "-" << tag2 << "-" << tag3 << "-" << tag4 << "-" << tag5 << "-" << tag6 << "." << ext;
    filepath = buf.str();
}

bool CacheFile::isReadable() {
    FILE *f = fopen(filepath.c_str(), "rb");
    if (f) {
        fclose(f);
        return true;
    } else {
        string datapath = DataFile::findFile(filepath);
        if (datapath.empty()) {
            return false;
        } else {
            FILE *f = fopen(datapath.c_str(), "rb");
            if (f) {
                fclose(f);
                return true;
            } else {
                return false;
            }
        }
    }
}

bool CacheFile::isWritable() {
    FILE *f = fopen("cache/.test", "wb");
    if (f) {
        fclose(f);
        return true;
    } else {
        return false;
    }
}

string CacheFile::getPath() {
    string datapath = DataFile::findFile(filepath);
    if (datapath.empty()) {
        return filepath;
    } else {
        return datapath;
    }
}