import argparse
import os

from pysonnum.compiler import *

# USAGE
# python snm.py path_to.snm output.wav

parser = argparse.ArgumentParser(description="Sonnum - the additive synthesizer.")

parser.add_argument('input_snm_fn', metavar="INPUT", nargs='?', type=str, help="Input *.snm source file", default='')

parser.add_argument('-t', '--transpile', help="View the transpiled python code", action='store_true')
parser.add_argument('-b', '--bytecode', help="View the resulting bytecode", action='store_true')

parser.add_argument('-o', '--output', metavar='FN', help="Synthesize to given wav filenames", type=str)


def run():
		
	args = parser.parse_args()
	
	C = SonnumCompiler()
	fn = args.input_snm_fn
	
	with open(fn, 'r', encoding = 'utf-8') as fl:
		snm = fl.read()
		
		if args.transpile:
			py_snm = C.transpile_snm_to_py(snm)
			print('TRANSPILED CODE')
			print(py_snm)
		
		elif args.bytecode:
			py_snm = C.transpile_snm_to_py(snm)
			C.run_transpiled_code(py_snm)
			C.sort_activities()
			C.list_activities()
		
		elif args.output:
			C.compile_to_smnb(snm, 'source.snmb')
			os.system(f'./zigsonnum/sonnum > {args.output}')
		
		else:
			C.compile_to_smnb(snm, 'source.snmb')
			os.system(f'zig run zigsonnum/sonnum.zig -lc -OReleaseFast > {fn}.wav')

if __name__ == '__main__':
	run()