#include "settings-manager.hpp"
#include <fstream>

using namespace std;

SettingsManager::SettingsManager()
{
    settings = list<SettingsEntry*>();
    readAll();
}

SettingsManager::~SettingsManager()
{
}

void SettingsManager::Update(string key, string value)
{
    for (auto entry : settings)
    {
        if (entry->key == key)
        {
            entry->value = value;
            return;
        }
    }
    
    settings.push_back(new SettingsEntry{
        .key = key,
        .value = value,
    });
}

void SettingsManager::UpdateBool(string key, bool value)
{
    if (value)
        Update(key, "true");
    else
        Update(key, "false");
}

void SettingsManager::Save(string key, string value)
{
    Update(key, value);
    SaveAll();
}

void SettingsManager::SaveAll()
{
    saveAll();
}

string SettingsManager::Get(string key)
{
    for (auto entry : settings)
    {
        if (entry->key == key)
        {
            return entry->value;
        }
    }
    
    return "";
}

string SettingsManager::GetWithDefault(string key, string defaultValue)
{
    auto value = Get(key);
    if (value == "")
        return defaultValue;
    
    return value;
}

bool SettingsManager::GetBool(string key)
{
    if (Get(key) == "true")
        return true;
    
    return false;
}

bool SettingsManager::GetBoolWithDefault(string key, bool defaultValue)
{
    auto value = Get(key);
    
    if (value == "true")
        return true;
    
    if (value == "false")
        return false;
    
    return defaultValue;
}

void SettingsManager::readAll()
{
    settings.clear();
    
    ifstream fin;
    string line;
    fin.open("./config.cfg", ios::in);
    
    while (getline(fin, line))
    {
        if (line.find("=") != std::string::npos)
        {
            settings.push_back(new SettingsEntry{
                .key = line.substr(0, line.find("=")),
                .value = line.substr(line.find("=")+1, line.length()),
            });
        }
    }
}

void SettingsManager::saveAll()
{
    ofstream fout;
    fout.open("./config.cfg", ios::trunc);
    
    for (auto entry : settings)
    {
        fout << entry->key << "=" << entry->value << endl;
    }
}