/*
    ShrineHunter by kolton for d2bs with NTBot libs
    Based on bobode's 'open chests in area' function
    Searches for exp shrine in Stony Field, Cold Plains and Blood Moor
    Requires Stony Field waypoint.
*/

function NT_ShrineHunter() {
    print("ÿc3Running Shrine Hunter");

    NTTMGR_TownManager();

    if (!NTTM_TownMove("waypoint")) {
        throw new Error("Town move failed.");
    }

    if (!NTM_UsePortal("Waypoint", 4)) {
        throw new Error("Failed to take WP.");
    }

    if (!FindShrines(4)) {
        if (!FindShrines(3)) {
            if (!FindShrines(2)) {
                NTTM_CheckAct();
                me.overhead("No XP shrines :(");

                return true;
            }
        }
    }

    me.overhead("Shrine found!");

    return true;
}

function FindShrines(area) {
    var i, n, room, shrine,
        ShrineIds = [2, 81, 83],
        ShrineLocs = [],
        unit = getPresetUnits(area);

    if (unit) {
        for (i = 0; i < unit.length; i += 1) {
            for (n = 0; n < ShrineIds.length; n = n + 1) {
                if (ShrineIds[n] === unit[i].id) {
                    ShrineLocs.push([unit[i].roomx * 5 + unit[i].x, unit[i].roomy * 5 + unit[i].y]);
                }
            }
        }
    }

    while (ShrineLocs.length > 0) {
        ShrineLocs.sort(Sort);

        room = ShrineLocs.shift();

        NTM_MoveTo(room[0] + 3, room[1]);

        shrine = NTC_GetUnit(NTC_UNIT_OBJECT);

        if (shrine) {
            do {
                if (shrine.objtype === 15 && getDistance(me, shrine) <= 10) {
                    for (i = 0; i < 30; i += 1) {
                        if (i % 10 === 0 && NTM_GetCloserInt(shrine)) {
                            shrine.interact()
                        }

                        NTC_Delay(200);

                        if (shrine.mode) {
                            NTTM_CheckAct();

                            return true;
                        }
                    }
                }
            } while (shrine.getNext());
        }
    }

    return false;
}

function Sort (a, b) {
    return (getDistance(me.x, me.y, a[0], a[1]) - getDistance(me.x, me.y, b[0], b[1]));
}