@tool
extends Pawn
class_name Bishop

func _ready():
	self.texture = load("res://addons/Chess/Textures/WBishop.svg")
	Points = 3

func _process(_delta):
	if Item_Color != Temp_Color:
		Temp_Color = Item_Color
		if Item_Color == 0:
			self.texture = load("res://addons/Chess/Textures/WBishop.svg")
		elif Item_Color == 1:
			self.texture = load("res://addons/Chess/Textures/BBishop.svg")


func getValidMoves(board_flow, current_location: String) -> Dictionary:
	var moves = {
		"regular_moves": [],
		"special_moves": []
	}
	
	var loc = current_location.split("-")
	var x = int(loc[0])
	var y = int(loc[1])
	
	# Bishop moves diagonally
	var diagonal_dirs = [[1,1], [1,-1], [-1,1], [-1,-1]]
	for dir in diagonal_dirs:
		var curr_x = x
		var curr_y = y
		while true:
			curr_x += dir[0]
			curr_y += dir[1]
			var new_loc = str(curr_x) + "-" + str(curr_y)
			
			if !is_valid_cell(board_flow, new_loc):
				break
			
			if can_move_to_cell(board_flow, new_loc):
				moves.regular_moves.append(new_loc)
			elif can_move_to_cell(board_flow, new_loc, true):
				moves.regular_moves.append(new_loc)
				break
			else:
				break
	
	return moves