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state_generator.py
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state_generator.py
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import meta_class
import os
from utils import wrap, print_class_must_have_func, generate_commands_add_func, print_class_must_have_decors, \
print_class_must_have_base, generate_commands_add_base
def create_context():
print('You are creating a context class for State pattern.')
context = meta_class.MetaClass()
context._add_class_name()
class_name = context.name
base_classes = []
commands = generate_commands_add_base(base_classes)
wrap(context._add_base_names, commands)
print_class_must_have_base(class_name, base_classes, True)
context._add_base_names()
curr_func = '__init__'
curr_params = ['state']
curr_decors = []
commands = generate_commands_add_func(curr_func, curr_params, curr_decors)
wrap(context._add_method, commands)
print_class_must_have_func(class_name, curr_func, curr_params, True)
context._add_args_to_method(curr_func)
print_class_must_have_decors(class_name, curr_func, curr_decors, True)
context._add_method_decorator(curr_func)
curr_func = 'request'
curr_params = []
curr_decors = []
commands = generate_commands_add_func(curr_func, curr_params, curr_decors)
wrap(context._add_method, commands)
print_class_must_have_func(class_name, curr_func, curr_params, True)
context._add_args_to_method(curr_func)
print_class_must_have_decors(class_name, curr_func, curr_decors, True)
context._add_method_decorator(curr_func)
context._add_methods()
return context
def create_base_state():
print('You are creating a base class for State in State pattern.')
state = meta_class.MetaClass()
state._add_class_name()
class_name = state.name
base_names = ['ABC']
commands = generate_commands_add_base(base_names)
wrap(state._add_base_names, commands)
print_class_must_have_base(class_name, base_names, True)
state._add_base_names()
curr_func = 'handle'
curr_params = []
curr_decors = ['abstractmethod']
commands = generate_commands_add_func(curr_func, curr_params, curr_decors)
wrap(state._add_method, commands)
print_class_must_have_func(class_name, curr_func, curr_params, True)
state._add_args_to_method(curr_func)
print_class_must_have_decors(class_name, curr_func, curr_decors, True)
state._add_method_decorator(curr_func)
state._add_methods()
return state
def create_concrete_state(base_state_name):
print('You are creating a concrete class for State in State pattern.')
state = meta_class.MetaClass()
state._add_class_name()
class_name = state.name
base_names = [base_state_name]
commands = generate_commands_add_base(base_names)
wrap(state._add_base_names, commands)
print_class_must_have_base(class_name, base_names, True)
state._add_base_names()
curr_func = 'handle'
curr_params = []
curr_decors = []
commands = generate_commands_add_func(curr_func, curr_params, curr_decors)
wrap(state._add_method, commands)
print_class_must_have_func(class_name, curr_func, curr_params, True)
state._add_args_to_method(curr_func)
print_class_must_have_decors(class_name, curr_func, curr_decors, True)
state._add_method_decorator(curr_func)
state._add_methods()
return state
def state_generator():
context = create_context()
base_state = create_base_state()
concrete_states = []
for i in range(int(input('Enter number of concrete State classes: '))):
concrete_state = create_concrete_state(base_state.name)
concrete_states.append(concrete_state)
folder, file = context.write_class()
base_state.write_class(folder, file)
for concrete_state in concrete_states:
concrete_state.write_class(folder, file)
path = os.path.join(os.getcwd(), folder)
with open(os.path.join(path, file + '.py'), 'r') as f:
lines = f.readlines()
lines.insert(0, 'from abc import ABC, abstractmethod\n')
with open(os.path.join(path, file + '.py'), 'w') as f:
f.writelines(lines)
return folder, file
if __name__ == '__main__':
state_generator()