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('-b', '--bytecode', help="View the resulting bytecode", action='store_true')
parser.add_argument('-r', '--rebuild', help="Rebuild the executable", action='store_true')
parser.add_argument('-z', '--zigrun', help="Zig run instead of executable", 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()
	
	if args.rebuild:
		os.system(f'zig build-exe zigsonnum/sonnum.zig -lc -OReleaseFast')
		
	else:
		fn = args.input_snm_fn
		
		with open(fn, 'r', encoding = 'utf-8') as fl:
			snm = fl.read()
			
			if 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'./sonnum > {args.output}')
				
			elif args.zigrun:
				C.compile_to_smnb(snm, 'source.snmb')
				os.system(f'zig run zigsonnum/sonnum.zig -lc > {fn}.wav')
				
			else:
				C.compile_to_smnb(snm, 'source.snmb')
				os.system(f'./sonnum > {fn}.wav')
				#os.system(f'zig run zigsonnum/sonnum.zig -lc > {fn}.wav')

if __name__ == '__main__':
	run()