void Transact(PointerEventData eventData)
{
StopPickUpTimer();
if (m_isPickedUp)
{
SlotGroup targetSG = null;
bool swapped = false;
bool added = false;
Slottable swappedSlottable = null;
if (m_slottableUnderCursor != null) // on some slottable
{
if (m_slottableUnderCursor != this) // the sb is not the orig
{
m_slottableUnderCursor.OnNonEventDrop(eventData);
targetSG = m_SGUnderCursor;
if (targetSG != null && targetSG != m_OrigSG) //it's in some other SG
{
if (this.m_Item.isStackable)
{
// if(targetSG.GetSlotIndex(this.m_Item.itemId) != -1){
if (m_slottableUnderCursor.m_Item.itemId == this.m_Item.itemId)
{
/* this is stackable and SBUC is same item
*/
if (m_OrigSG.isSubtractable)
{
Add(targetSG);
added = true;
}
}
else
{
/* this is stackable but SBUC has different item
*/
Swap(m_slottableUnderCursor);
swapped = true;
swappedSlottable = m_slottableUnderCursor;
}
}
else
{
/* this is not stackable
*/
if (m_slottableUnderCursor.m_itemInstance != this.m_itemInstance)
{
Swap(m_slottableUnderCursor);
swapped = true;
swappedSlottable = m_slottableUnderCursor;
}
else
{
if (m_OrigSG.isSubtractable)
{
Add(targetSG);
added = true;
}
}
}
}
else //targetSG == null || targetSG == m_OrigSG
{
StartCoroutine(Revert(eventData));
return;
}
}
else //m_slottableUnderCursor == this
{
OnNonEventDrop(eventData);
m_isTouchedInside = false;
m_isTouchedOutside = false;
StartCoroutine(WaitAndReset(eventData));
return;
}
}
else //slottableUnderCursor == null
{
if (m_SGUnderCursor != null)
{
if (m_SGUnderCursor != m_OrigSG) // in some other SG
{
targetSG = m_SGUnderCursor;
if (m_SGUnderCursor.SlotCount == 1)
{
if (m_SGUnderCursor[0].slottable != null)
{
if (m_SGUnderCursor[0].slottable.m_Item.itemId == this.m_Item.itemId && this.m_Item.isStackable)
{
/* this is stackable and the only Slottable the SG has has the same item
*/
if (m_OrigSG.isSubtractable)
{
Add(m_SGUnderCursor);
added = true;
}
}
else
{
/* this is not stackable, nor the only slottable has different item
*/
Swap(m_SGUnderCursor[0].slottable);
swapped = true;
swappedSlottable = m_SGUnderCursor[0].slottable;
}
}
else
{
/* the only slot doesn't have a slottable so fill it
*/
if (m_OrigSG.isSubtractable)
{
Add(m_SGUnderCursor);
added = true;
}
}
}
else //more than one slot
{
if (m_SGUnderCursor.HasVacancy)
{
//filled
if (m_OrigSG.isSubtractable)
{
Add(m_SGUnderCursor);
added = true;
}
}
else //no vacancy
{
if (m_SGUnderCursor.isExpandable)
{
if (m_OrigSG.isSubtractable)
{
Add(m_SGUnderCursor);
added = true;
}
}
else if (m_SGUnderCursor.GetSlotIndex(m_Item.itemId) != -1) //the SG has same item
{
if (this.m_Item.isStackable)
{
/* same and stackable
*/
if (m_OrigSG.isSubtractable)
{
Add(m_SGUnderCursor);
added = true;
}
}
// else{
// /* this is not stackable
// */
// StartCoroutine(Revert(eventData));
// return;
// }
}
// else{
// /* no same item in the sg
// */
// StartCoroutine(Revert(eventData));
// return;
// }
}
}
}
else //SGUC is the orig SG, and there's no SBUC
{
StartCoroutine(Revert(eventData));
return;
}
}
else //there's no SGUC nor SBUC
{
StartCoroutine(Revert(eventData));
return;
}
}
if (!added && !swapped)
{
StartCoroutine(Revert(eventData));
}
else
{
targetSG.CleanUpData();
this.m_OrigSG.CleanUpData();
targetSG.SortData();
this.m_OrigSG.SortData();
targetSG.UpdateSlots(eventData);
this.m_OrigSG.UpdateSlots(eventData);
this.StartCoroutine(this.MoveToSlot(targetSG, targetSG.GetNewSlotRect(this), eventData));
if (swapped)
{
swappedSlottable.m_draggedIcon = swappedSlottable.CreateAndSetupDraggedIcon(m_canvas, ref swappedSlottable.m_pickedQuantText);
swappedSlottable.m_draggedIcon.GetComponent <RectTransform>().anchoredPosition =
ConvertRectPosToCanvasPos(swappedSlottable.m_OrigSG.GetSlotRect(swappedSlottable), eventData);
swappedSlottable.StartCoroutine(swappedSlottable.MoveToSlot(this.m_OrigSG, this.m_OrigSG.GetNewSlotRect(swappedSlottable), eventData));
}
}
}
else
{
m_isTouchedInside = false;
m_isTouchedOutside = false;
StartCoroutine(WaitAndReset(eventData));
}
}