// TMW2 Script.
// Evol functions.
// Authors:
//    Reid
//    Jesusalva
// Description:
//    Util functions


// season_direction({day, month})
//    returns the direction that represents our current season (approximation)
//      DOWN:      Winter, 21/12
//      DOWNLEFT:  Spring, 20/03
//      LEFT:      Summer, 21/06
//      UPLEFT:    Autumn, 22/09

function	script	season_direction	{
    .@current_month = getarg(0, gettime(GETTIME_MONTH));

    if (.@current_month % 3 == 0)
    {
        .@current_day = getarg(1, gettime(GETTIME_DAYOFMONTH));

        switch (.@current_month)
        {
            case MARCH:     .@season_day = 20; break;
            case JUNE:      .@season_day = 21; break;
            case SEPTEMBER: .@season_day = 22; break;
            case DECEMBER:  .@season_day = 21; break;
            default: break;
        }
        
        .@is_after_season_day = .@current_day >= .@season_day ? 0 : -1;
    }

    return (.@current_month / 3 + .@is_after_season_day) % 4;
}

// Returns Nard reputation for discounts
// Currently ranges from 0 to 12.
function	script	nard_reputation	{
    .@nr=0; // Base reputation

    // Valon Quest (+1 rep)
    if (getq(CandorQuest_Trainer) >= 14)
        .@nr=.@nr+1;

    // Zegas Quest (+1 rep)
    if (getq(CandorQuest_Barrel) >= 4)
        .@nr=.@nr+1;

    // Hide And Seek Quest (+1 rep)
    if (getq(CandorQuest_HAS) >= 4)
        .@nr=.@nr+1;

    // Sailors Quest (+1 rep)
    if (getq(CandorQuest_Sailors) >= 3)
        .@nr=.@nr+1;

    // Sailors Quest, part 2 (+1 rep)
    if (getq(CandorQuest_SailorCure) >= 3)
        .@nr=.@nr+1;

    // Vincent Quest (+1 rep)
    if (getq(CandorQuest_Vincent) >= 2)
        .@nr=.@nr+1;

    // Tolchi Quest (+1 rep)
    if (getq(CandorQuest_Tolchi) >= 4)
        .@nr=.@nr+1;

    // Maya Quest (+1 rep)
    if (getq(CandorQuest_Maya) >= 4)
        .@nr=.@nr+1;

    // Dan Quest (+1 rep)
    if (getq(ShipQuests_Dan) >= 3)
        .@nr=.@nr+1;

    // Chef Gado Quest (+1 rep)
    if (getq(ShipQuests_ChefGado) >= 2)
        .@nr=.@nr+1;

    // Peter Quest (+1 rep)
    if (getq(ShipQuests_Peter) == 3 || getq(ShipQuests_Peter) == 5)
        .@nr=.@nr+1;

    // Swezanne Quest (+1 rep)
    if (getq(TulimsharQuest_Swezanne) >= 1)
        .@nr=.@nr+1;

    //debugmes "Reputation: "+str(.@nr);
    return .@nr;

}


// Returns time for ship travel.
// Can be modified by a factor.
function	script	nard_time	{
    // Estimates time to move by ship from LOCATION$ to getarg(0)

    // From Candor
    if (LOCATION$ == "Candor") {
        if (getarg(0) == "Tulim")
            return 22000;

    }
    // From Tulimshar
    if (LOCATION$ == "Tulim") {
        if (getarg(0) == "Candor")
            return 22000;
        if (getarg(0) == "Hurns")
            return 19000;

    }

    // Error
    debugmes "ERROR, INVALID LOCATION AND DESTINATION";
    debugmes l("@@ -> @@", LOCATION$, getarg(0));
    dispbottom l("An error on your travel time happened. Please report.");
    return INT_MAX;
}

// Determines if player is still in range.
// eg.
// if (reachable(.x, .y, .distance)) {
function	script	reachable	{
    .@x=getarg(0);
    .@y=getarg(1);
    .@z=getarg(2);
    getmapxy(.@mp$, .@xp, .@yp, 0);

    if (distance(.@x, .@y, .@xp, .@yp) <= .@z)
        return 1;
    else
        return 0;
}