// [ DEVELOPMENT GAMEMODE ]

// INCLUDES:

#include <a_samp>
#include <YSI\y_ini>

// NATIVES:

// WHIRLPOOL:

native WP_Hash(buffer[], len, const str[]);

// UNDEFINES:

#undef isnull

// DEFINES:

// FUNCTIONS:

#define function%0(%1) forward%0(%1); public%0(%1)
#define isnull(%1) ((!(%1[0])) || (((%1[0]) == '\1') && (!(%1[1]))))

// DIALOGS:

#define DIALOG_REGISTER 0
#define DIALOG_LOGIN 1

// DATABASE:

#define USER_TAG "player_data"
#define USER_PASSWORD "password"
#define USER_SCORE "score"
#define USER_CASH "cash"
#define USER_KILLS "kills"
#define USER_DEATHS "deaths"
#define USER_VIP_LEVEL "vip_level"
#define USER_ADMIN_LEVEL "admin_level"

// ARRAYS AND ENUMERATORS:

enum eUserInfo
{
    user_password[129],
    user_score,
    user_cash,
    user_kills,
    user_deaths,
    user_vip_level,
    user_admin_level
}

new aUserInfo[MAX_PLAYERS][eUserInfo];

// VARIABLES:

// STATES:

new bool:sSignedIn[MAX_PLAYERS] = false;

// MAIN:

main()
{
    print("Development Mode: ini_login_system.amx");
}

// CALLBACKS:

public OnGameModeInit()
{
    return 1;
}

public OnGameModeExit()
{
    return 1;
}

public OnPlayerConnect(playerid) 
{
    if(fexist(UserPath(playerid)))
    {
        INI_ParseFile(UserPath(playerid), "LoadUserData", .bExtra = true, .extra = playerid); 
        ShowLoginDialog(playerid, "");
    }
    else ShowRegisterDialog(playerid, "");
    return 1; 
}

public OnPlayerDisconnect(playerid, reason)
{
    if(IsPlayerSignedIn(playerid))
    {
        new INI:file = INI_Open(UserPath(playerid));
        INI_SetTag(file, USER_TAG);
        INI_WriteInt(file, USER_SCORE, GetPlayerScore(playerid));
        INI_WriteInt(file, USER_CASH, GetPlayerMoney(playerid));
        INI_WriteInt(file, USER_KILLS, aUserInfo[playerid][user_kills]);
        INI_WriteInt(file, USER_DEATHS, aUserInfo[playerid][user_deaths]);
        INI_WriteInt(file, USER_VIP_LEVEL, aUserInfo[playerid][user_vip_level]);
        INI_WriteInt(file, USER_ADMIN_LEVEL, aUserInfo[playerid][user_admin_level]);
        INI_Close(file);
    }

    ResetPlayerVariables(playerid);
    return 1;
}

public OnDialogResponse(playerid, dialogid, response, listitem, inputtext[])
{
    switch(dialogid)
    {
        case DIALOG_REGISTER:
        {
            if(!response) return KickPlayer(playerid);
            if(response)
            {
                if(isnull(inputtext)) return ShowRegisterDialog(playerid, "Enter a password.");

                new hash[129];
                WP_Hash(hash, sizeof(hash), inputtext);

                new INI:file = INI_Open(UserPath(playerid));
                INI_SetTag(file, USER_TAG);
                INI_WriteString(file, USER_PASSWORD, hash);
                INI_WriteInt(file, USER_SCORE, 0);
                INI_WriteInt(file, USER_CASH, 0);
                INI_WriteInt(file, USER_KILLS, 0);
                INI_WriteInt(file, USER_DEATHS, 0);
                INI_WriteInt(file, USER_VIP_LEVEL, 0);
                INI_WriteInt(file, USER_ADMIN_LEVEL, 0);
                INI_Close(file);

                sSignedIn[playerid] = true;

                return SendClientMessage(playerid, -1, "You have successfully registered an account.");
            }
        }
        case DIALOG_LOGIN:
        {
            if(!response) return KickPlayer(playerid);
            if(response)
            {
                if(isnull(inputtext)) return ShowLoginDialog(playerid, "Enter a password.");

                new hash[129];
                WP_Hash(hash, sizeof(hash), inputtext);

                if(strcmp(aUserInfo[playerid][user_password], hash, false) == 0)
                {
                    INI_ParseFile(UserPath(playerid), "LoadUserData", .bExtra = true, .extra = playerid);
                    SetPlayerScore(playerid, aUserInfo[playerid][user_score]);
                    GivePlayerMoney(playerid, aUserInfo[playerid][user_cash]);

                    sSignedIn[playerid] = true;

                    return SendClientMessage(playerid, -1, "You have successfully logged into your account.");
                }
                else return ShowLoginDialog(playerid, "Incorrect password.");
            }
        }
    }
    return 1;
}

// FUNCTIONS:

stock ResetPlayerVariables(playerid)
{
    // ARRAYS AND ENUMERATORS:

    aUserInfo[playerid][user_password] = EOS;
    aUserInfo[playerid][user_score] = 0;
    aUserInfo[playerid][user_cash] = 0;
    aUserInfo[playerid][user_kills] = 0;
    aUserInfo[playerid][user_deaths] = 0;
    aUserInfo[playerid][user_vip_level] = 0;
    aUserInfo[playerid][user_admin_level] = 0;

    // PER-PLAYER VARIABLES:

    // STATES:

    sSignedIn[playerid] = false;
    return 1;
}

function LoadUserData(playerid, name[], value[])
{
    INI_String(USER_PASSWORD, aUserInfo[playerid][user_password], 129);
    INI_Int(USER_SCORE, aUserInfo[playerid][user_score]);
    INI_Int(USER_CASH, aUserInfo[playerid][user_cash]);
    INI_Int(USER_KILLS, aUserInfo[playerid][user_kills]);
    INI_Int(USER_DEATHS, aUserInfo[playerid][user_deaths]);
    INI_Int(USER_VIP_LEVEL, aUserInfo[playerid][user_vip_level]);
    INI_Int(USER_ADMIN_LEVEL, aUserInfo[playerid][user_admin_level]);
    return 1;
}

stock ShowRegisterDialog(playerid, error[])
{
    new string[256];
    strcat(string, "Welcome. This account is not registered.\n");
    strcat(string, "Enter a password below to register an account.");
    if(!isnull(error)) format(string, sizeof(string), "%s\n\n{FF0000}%s", string, error);
    return ShowPlayerDialog(playerid, DIALOG_REGISTER, DIALOG_STYLE_INPUT, "Register", string, "Register", "Quit");
}

stock ShowLoginDialog(playerid, error[])
{
    new string[256];
    strcat(string, "Welcome back. This account is already registered.\n");
    strcat(string, "Insert your password to log into your account.");
    if(!isnull(error)) format(string, sizeof(string), "%s\n\n{FF0000}%s", string, error);
    return ShowPlayerDialog(playerid, DIALOG_LOGIN, DIALOG_STYLE_INPUT, "Login", string, "Login", "Quit");
}

stock KickPlayer(playerid) return SetTimerEx("KickPlayerEx", 100, false, "i", playerid);

function KickPlayerEx(playerid) return Kick(playerid);

stock UserPath(playerid)
{
    new string[128], name[MAX_PLAYER_NAME];
    GetPlayerName(playerid, name, sizeof(name));
    format(string, sizeof(string), "/Users/%s.ini", name);
    return string;
}

function bool:IsPlayerSignedIn(playerid) return sSignedIn[playerid];