april_katas

instructions = "L5, R1, L5, L1, R5, R1, R1, L4, L1, L3, R2, R4, L4, L1, L1, R2, R4, R3, L1, R4, L4, L5, " \
      "L4, R4, L5, R1, R5, L2, R1, R3, L2, L4, L4, R1, L192, R5, R1, R4, L5, L4, R5, L1, L1, R48, " \
      "R5, R5, L2, R4, R4, R1, R3, L1, L4, L5, R1, L4, L2, L5, R5, L2, R74, R4, L1, R188, R5, L4, L2, " \
      "R5, R2, L4, R4, R3, R3, R2, R1, L3, L2, L5, L5, L2, L1, R1, R5, R4, L3, R5, L1, L3, R4, L1, L3, " \
      "L2, R1, R3, R2, R5, L3, L1, L1, R5, L4, L5, R5, R2, L5, R2, L1, L5, L3, L5, L5, L1, R1, L4, L3, L1, " \
      "R2, R5, L1, L3, R4, R5, L4, L1, R5, L1, R5, R5, R5, R2, R1, R2, L5, L5, L5, R4, L5, L4, L4, R5, L2, R1, " \
      "R5, L1, L5, R4, L3, R4, L2, R3, R3, R3, L2, L2, L2, L1, L4, R3, L4, L2, R2, R5, L1, R2".split(", ")

instructions = [[x[0], int(x[1:])] for x in instructions]


def move(position, direction, number_of_step):
    if direction == 'N':
        return [position[0], position[1] - number_of_step]
    elif direction == 'E':
        return [position[0] + number_of_step, position[1]]
    elif direction == 'S':
        return [position[0], position[1] + number_of_step]
    elif direction == 'W':
        return [position[0] - number_of_step, position[1]]


def direction(movement, current_direction):
    directions = ['N', 'E', 'S', 'W']
    if movement == 'R':
        return directions[(directions.index(current_direction) + 1) % len(directions)]
    elif movement == 'L':
        return directions[directions.index(current_direction) - 1]


def calculate_position(start_position, instructions):
    curr_position = start_position
    current_direction = 'N'
    for instruction in instructions:
        current_direction = direction(instruction[0], current_direction)
        curr_position = move(curr_position, current_direction, instruction[1])
    return curr_position


def absolute_distance(coord1):
    return abs(coord1[0]) + abs(coord1[1])


def main(instructions):
    final_position = calculate_position([0, 0], instructions)
    print("final position: " + str(final_position))
    final_distance = absolute_distance(final_position)
    print("blocks away: " + str(final_distance))

main(instructions)