#define scr_placeFire
// Based on code written by Tahnok100 in his inventory example.
// This script is called when the 'Place fire' option box when is clicked for the 'Wood' item.
// The index of the slot that was clicked on is passed in as argument0.

{
    var fireSize;
    fireSize = 25;
    var failed;
    failed = 0;
    var rightRect, leftRect, aboveRect;
    rightRect = !collision_rectangle(obj_playerController.x, obj_playerController.y - fireSize/2, (obj_playerController.x + (16+fireSize)) + fireSize/2, obj_playerController.y + fireSize/2, obj_obstacle, false, false) && !collision_rectangle(obj_playerController.x, obj_playerController.y - fireSize/2, (obj_playerController.x + (16+fireSize)) + fireSize/2, obj_playerController.y + fireSize/2, obj_placedFire, false, false);
    leftRect = !collision_rectangle((obj_playerController.x - (16+fireSize)) - fireSize/2, obj_playerController.y - fireSize/2, obj_playerController.x, obj_playerController.y + fireSize/2, obj_obstacle, false, false) && !collision_rectangle((obj_playerController.x - (16+fireSize)) - fireSize/2, obj_playerController.y - fireSize/2, obj_playerController.x, obj_playerController.y + fireSize/2, obj_placedFire, false, false);
    belowRect = !collision_rectangle(obj_playerController.x - fireSize/2, obj_playerController.y, obj_playerController.x + fireSize/2, (obj_playerController.y + (16+fireSize)) + fireSize/2, obj_obstacle, false, false) && !collision_rectangle(obj_playerController.x - fireSize/2, obj_playerController.y, obj_playerController.x + fireSize/2, (obj_playerController.y + (16+fireSize)) + fireSize/2, obj_placedFire, false, false);
    aboveRect = !collision_rectangle(obj_playerController.x - fireSize/2, (obj_playerController.y - (16+fireSize)) - fireSize/2, obj_playerController.x + fireSize/2, obj_playerController.y, obj_obstacle, false, false) && !collision_rectangle(obj_playerController.x - fireSize/2, (obj_playerController.y - (16+fireSize)) - fireSize/2, obj_playerController.x + fireSize/2, obj_playerController.y, obj_placedFire, false, false);
    // Always place the fire in front of the player if possible for realism
    // Fires must not be placed outside room. Fires can be placed partially outside room. 
    // Fires must not be placed under or partially under objects (including other fires)
    
    if(obj_playerController.direction = 0) {
        // Right facing
        if (obj_playerController.x + (16+fireSize) < room_width && rightRect) {
            // Can place fire in front of player (right)
            instance_create((obj_playerController.x + 16) + fireSize, obj_playerController.y, obj_placedFire);
        } else {
            if (obj_playerController.y + (16+fireSize) < room_height - 100 && belowRect)
                // Can place fire below player
                instance_create(obj_playerController.x, (obj_playerController.y + 16) + fireSize, obj_placedFire);
            else if (obj_playerController.y - (16+fireSize) > 32 && aboveRect)
                // Can place fire above player
                instance_create(obj_playerController.x, (obj_playerController.y - 16) - fireSize, obj_placedFire);
            else if (obj_playerController.x - (16+fireSize) > 0 && leftRect)
                // Can place fire behind player (left)
                instance_create((obj_playerController.x - 16) - fireSize, obj_playerController.y, obj_placedFire);
            else
                // Cannot place fire
                failed = 1;
        }
    } 
    else if (obj_playerController.direction = 180) {
        // Left facing
        if (obj_playerController.x - (16+fireSize) > 0 && leftRect) {
            // Can place fire in front of player (left)
            instance_create((obj_playerController.x - 16) - fireSize, obj_playerController.y, obj_placedFire);
        } else {
            if (obj_playerController.y - (16+fireSize) > 32 && aboveRect)
                // Can place fire above player
                instance_create(obj_playerController.x, (obj_playerController.y - 16) - fireSize, obj_placedFire);
            else if (obj_playerController.y + (16+fireSize) < room_height - 100 && belowRect)
                // Can place fire below player
                instance_create(obj_playerController.x, (obj_playerController.y + 16) + fireSize, obj_placedFire);
            else if (obj_playerController.x + (16+fireSize) < room_width && rightRect)
                // Can place fire behind player (right)
                instance_create((obj_playerController.x + 16) + fireSize, obj_playerController.y, obj_placedFire);
            else
                // Cannot place fire
                failed = 1;
        }
    }

    else if(obj_playerController.direction == 90) {
        // Upwards facing
        if (obj_playerController.y - (16+fireSize) > 32 && aboveRect) {
            // Can place fire in front of player (above)
            instance_create(obj_playerController.x, (obj_playerController.y - 16) - fireSize, obj_placedFire);
        } else {
            if (obj_playerController.x + (16+fireSize) < room_width && rightRect)
                // Can place fire to right of player
                instance_create((obj_playerController.x + 16) + fireSize, obj_playerController.y, obj_placedFire);
            else if (obj_playerController.x - (16+fireSize) > 0 && leftRect)
                // Can place fire to left of player
                instance_create((obj_playerController.x - 16) - fireSize, obj_playerController.y, obj_placedFire);
            else if (obj_playerController.y + (16+fireSize) < room_height - 100 && belowRect)
                // Can place fire behind player (below)
                instance_create(obj_playerController.x, (obj_playerController.y + 16) + fireSize, obj_placedFire);
            else
                // Cannot place fire
                failed = 1;
        }
    } 
    else if (obj_playerController.direction == 270) {
        // Downwards facing
        if (obj_playerController.y + (16+fireSize) < room_height - 100 && belowRect) {
            // Can place fire in front of player (below)
            instance_create(obj_playerController.x, (obj_playerController.y + 16) + fireSize, obj_placedFire);
        } else {
            if (obj_playerController.x - (16+fireSize) > 0 && leftRect)
                // Can place fire to left of player
                instance_create((obj_playerController.x - 16) - fireSize, obj_playerController.y, obj_placedFire);
            else if (obj_playerController.x + (16+fireSize) < room_width && rightRect)
                // Can place fire to right of player
                instance_create((obj_playerController.x + 16) + fireSize, obj_playerController.y, obj_placedFire);
            else if (obj_playerController.y - (16+fireSize) > 32 && aboveRect)
                // Can place fire behind player (above)
                instance_create(obj_playerController.x, (obj_playerController.y - 16) - fireSize, obj_placedFire);
            else
                // Cannot place fire
                failed = 1;
        }
    }
    
    if (failed != 1)
        // Fire successfully placed
        destroyObject(argument0); // Remove used Wood item from inventory
    else
        // Rare for fire to be unable to be placed but if happens play sound
        sound_play(snd_cannotUse);
}