from cli_Context import *
from llm import *
from memory import *

# Greet the user
@llm_by_value
def cli_greetUser(
  c: cli_Context
) -> cli_Context:
  c.outputGreeting = "OGS Memory Command Line Interface"
  c.recentField = "outputGreeting"
  return c
#}

# Select item
#
# Conditions:
# 1. Id is digit, in bounds and not hidden
@llm_by_value
def cli_selectItem(
  c: cli_Context
) -> cli_Context:
  if (
    c.input.isdigit()
  ):
    # User ids start with 1 while memory module has ids starting with 0
    # Convert cli item id to memory item id
    c.cMemory.selectedId = int(c.input) - 1
    c.cMemory = memory_selectItem(c.cMemory)
    c.recentField = "cMemory"
    return c
  #}
  c.recentField = "none"
  return c
#}

# Ask user to select another item to have a pair of selected items
@llm_by_value
def cli_shouldPromptSelection(
  c: cli_Context
) -> cli_Context:
  if (
    c.recentField == "cMemory" and
    c.cMemory.recentField == "selectedItems" and
    len(c.cMemory.selectedItems) == 1
  ):
    c.outputPromptSelection = "Select the second item now:"
    c.recentField = "outputPromptSelection"
    return c
  #}
  c.recentField = "none"
  return c
#}

# Report matched items
@llm_by_value
def cli_shouldReportMatchedItems(
  c: cli_Context
) -> cli_Context:
  if (
    c.recentField == "cMemory" and
    c.cMemory.recentField == "hiddenItems"
  ):
    c.outputMatchedItems = "Items matched! Go on:"
    c.recentField = "outputMatchedItems"
    return c
  #}
  c.recentField = "none"
  return c
#}

# Report mismatched items
@llm_by_value
def cli_shouldReportMismatchedItems(
  c: cli_Context
) -> cli_Context:
  if (
    c.recentField == "cMemory" and
    c.cMemory.recentField == "mismatchedItems"
  ):
    c.outputMatchedItems = "Wrong! Try again:"
    c.recentField = "outputMismatchedItems"
    return c
  #}
  c.recentField = "none"
  return c
#}

# Report selection of invalid item ids
#
# Conditions:
# 1. Index out of bounds: less than minimum
# 2. Index out of bounds: greater than maximum
# 3. Item is already hidden
#@llm_by_value
#def cli_shouldReportInvalidItemSelection(
#  c: cli_Context
#) -> cli_Context:
#  if (
#    c.recentField == "cMemory" and
#    c.cMemory.recentField == "selectedItems" and
#    len(c.cMemory.selectedItems) == 1
#  ):
#    c.outputPromptSelection = "Select the second item now:"
#    c.recentField = "outputPromptSelection"
#    return c
#  #}
#  c.recentField = "none"
#  return c
##}

# Show help (aka commands)
@llm_by_value
def cli_showHelp(
  c: cli_Context
) -> cli_Context:
  if (
    c.input == "h" or
    c.input == "help"
  ):
    c.outputHelp = "Commands:\n\te, exit, q, quit\n\t\tExit\n\th, help\n\t\tList commands\n\t1, 2, 3, ...\n\t\tSelect item\nEnter your choice:"
    c.recentField = "outputHelp"
    return c
  #}
  c.recentField = "none"
  return c
#}