import fxconv


def convert(input_name, output, params, target):
    if params["custom-type"] == "map":
        convert_map(input_name, output, params, target)
        return 0
    else:
        return 1


def convert_map(input_name, output, params, target):
    # Read informations
    with open(input_name, "r") as file:
        csv_data = file.read().splitlines()
    
    walkable = [-1, 11, 12, 13, 14, 15, 16, 17, 18, 20, 24, 25, 26, 30, 31, 37, 43, 44, 45, 62, 63, 64]
    
    # Convertion into bytes
    tiles = bytes()
    collision = bytes()
    for line in csv_data:
        for value in line.split(","):
            value = int(value)
            tiles += fxconv.u32(value)
            collision += fxconv.u8(int(value in walkable))

    data = fxconv.ObjectData()
    data += tiles + collision
    fxconv.elf(data, output, "_" + params["name"], **target)