from memory_Context import *
from llm import *

########
# Client initiated input
########

# Generate constant playfield
@llm_by_value
def memory_generateConstPlayfield(
  c: memory_Context
) -> memory_Context:
  idGroups: dict[int, int] = { }
  id = 0
  for gid in range(0, c.playfieldSize):
    idGroups[id] = gid
    id += 1
    idGroups[id] = gid
    id += 1
  #}
  c.playfieldItems = idGroups
  c.recentField = "playfieldItems"
  return c
#}

# Select item
@llm_by_value
def memory_selectItem(
  c: memory_Context
) -> memory_Context:
  if (
    len(c.selectedItems) == 2
  ):
    c.selectedItems = []
  #}
  c.selectedItems.append(c.selectedId)
  c.recentField = "selectedItems"
  return c
#}

########
# System initiated reaction
########

# Deselect mismatched items
#
# Conditions:
# 0. Two items has just been selected
# 1. The same item has been selected twice
# 1. Selected items are of different groups
@llm_by_value
def memory_shouldDeselectMismatchedItems(
  c: memory_Context
) -> memory_Context:
  if not (
    c.recentField == "selectedItems" and
    len(c.selectedItems) == 2
  ):
    c.recentField = "none"
    return c
  #}
  if (
    c.selectedItems[0] == c.selectedItems[1]
  ):
    c.mismatchedItems.clear()
    c.mismatchedItems.append(c.selectedItems[0])
    c.recentField = "mismatchedItems"
    return c
  #}
  if (
    c.playfieldItems[c.selectedItems[0]] != c.playfieldItems[c.selectedItems[1]]
  ):
    c.mismatchedItems.clear()
    c.mismatchedItems.append(c.selectedItems[0])
    c.mismatchedItems.append(c.selectedItems[1])
    c.recentField = "mismatchedItems"
    return c
  #}
  c.recentField = "none"
  return c
#}

# Detect victory
#
# Conditions:
# 1. Matching items have just been hidden and all items are hidden now
@llm_by_value
def memory_shouldDetectVictory(
  c: memory_Context
) -> memory_Context:
  if (
    c.recentField == "hiddenItems" and
    len(c.hiddenItems) == len(c.playfieldItems)
  ):
    c.victory = True
    c.recentField = "victory"
    return c
  #}
  c.recentField = "none"
  return c
#}

# Hide matching selected items
#
# Conditions:
# 1. Two items are selected and they are of the same group
@llm_by_value
def memory_shouldHideMatchingItems(
  c: memory_Context
) -> memory_Context:
  if (
    c.recentField == "selectedItems" and
    len(c.selectedItems) == 2 and
    c.playfieldItems[c.selectedItems[0]] == c.playfieldItems[c.selectedItems[1]]
  ):
    c.hiddenItems.append(c.selectedItems[0])
    c.hiddenItems.append(c.selectedItems[1])
    c.recentField = "hiddenItems"
    return c
  #}
  c.recentField = "none"
  return c
#}