import ptoken as token
import tokenizer
import expression
import calc_engine
import factors
import jsonpickle
import itertools

base_list = [1, 2, 4, 6, 12]

#fileLocation = input('File Path to JSON: ') 
#json = json.loads(open(fileLocation).read())


#userInput = input('Enter your formula: ')
#tokens = tokenizer.get_tokens_from_expression_string("5000(2(2(1.08^10)-1)/0.08)")
with open("expression.json", "r") as f:
	#j = json.load(f)
	exp = jsonpickle.decode(f.read())
	exp.variables
#results = calc_engine.calculate_results(tokens.copy())
#print(results)

#for t in tokens:
#	print("%s (%s) " %(t.value, token.TokenType.get_token_type_name(t.type)), end = "")
#print()

tokens = tokenizer.get_tokens_from_expression_string(exp.expression)
tokenizer.print_token_list(tokens)
factors_list = []
ls = []

for v in exp.variables:
	factor = factors.Factor(v, base_list)

	if exp.variables[v].type == "Interest":
		factor.calculate_factors(exp.variables[v].starting_point, True, True)
	else:
		factor.calculate_factors(exp.variables[v].starting_point)
		
	factors_list.append(factor)
	ls.append(factor.get_flat_factors_list())
	
res = list(itertools.product(*ls))
for r in res:	
	t = tokenizer.replace_variables(tokens, list(r))
	#tokenizer.print_token_list(t)
	result = calc_engine.calculate_results(t)
	tol = (exp.wrong_response * .01 + exp.wrong_response) 
	if result <= tol and result >= (exp.wrong_response - exp.wrong_response * .01):
		print("Result: %s for expression: " %(format(result, ".8f")))
		tokenizer.print_token_list(t)