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from classes import PersonalError, RED, GREY
from listcommands import ListCommands
from config import config as co
class Commands(object):
def command(self, what, cmd):
"""
this function is used for execute a command
"""
if what == 'set':
try:
if cmd[1] == 'user' and cmd[2] is not None: #set name for user
if len(cmd[2]) > 10:
raise PersonalError('lunghezza maggiore del consetito. Max 10')
if len(cmd) > ListCommands.info['set'][1]:
raise PersonalError(GREY + 'set user' + RED + ' accetta 1 parametro')
self.user = cmd[2]
with open(co['path'], 'rb') as fin:
listOld = [x.decode('utf-8') for x in fin.readlines()]
del listOld[0]
with open(co['path'], 'wb') as fout:
fout.write((cmd[2] + '\n').encode('utf-8'))
for i in listOld:
fout.write((i).encode('utf-8'))
del listOld
print('Ok')
elif cmd[1] is not ListCommands.commands['set']:
raise KeyError
except (IndexError, KeyError) as e:
ListCommands.err(type(e).__name__)
except PersonalError as e:
ListCommands.err('personal', e.value)
elif what == 'get':
try:
if len(cmd) > ListCommands.info['get'][1]:
raise PersonalError(GREY + 'get ' + RED + 'accetta 2 parametri')
if cmd[1] == 'i': #if first word after get is 'i', there is an info
if cmd[2] == 'user':
#if self.user is empty, print 'nil'
if self.user != '':
with open(co['path'], 'rb') as fin:
print(fin.readline().decode('utf-8'))
else:
print('nil')
elif cmd[2] not in ListCommands.commands['get'][1]:
raise KeyError
else:
print(co[cmd[2]])
elif cmd[1] == 'todo':
with open(co['path'], 'rb') as fout:
try:
lines = fout.readlines()
except Exception as e:
lines = ''
if lines is not None:
todolist = [x.strip() for i, x in enumerate(lines) if i > 0]
else:
todolist = []
if len(todolist) == 0: #if todo is empty
print('nessun todo in lista: goditi una Stout')
else:
for num, i in enumerate(todolist): #num = index, i = value
print('| {} |\t {}'.format(num, i.decode('utf-8')))
elif cmd[1] == 'ctodo':
count = countID()
if count is 0: #if idTODO is None or 0
print('0')
else:
print(count)
else:
raise KeyError
except (IndexError, KeyError) as e:
ListCommands.err(type(e).__name__)
except PersonalError as e:
ListCommands.err('personal', e.value)
elif what == 'add':
try:
msg = ' '.join(cmd[1:]) #join first word after 'add' to last word
try:
with open(co['path'], 'ab') as fout:
fout.seek(1, 1)
fout.write((msg + '\n').encode('utf-8'))
print('Ok')
except:
raise KeyError
except (IndexError, KeyError):
ListCommands.err(type(e).__name__)
elif what == 'del':
try:
if len(cmd) > ListCommands.info['del'][1]:
raise PersonalError(GREY + 'del ' + RED + 'accetta 1 parametro')
count = countID()
if count == 0: #todo list is empty
print('nessun todo in lista: goditi una Stout')
elif int(cmd[1]) >= count:
print('nessun todo con questo id')
else:
try:
with open(co['path'], 'rb') as fin:
lines = [x.strip() for x in fin.readlines()]
del lines[int(cmd[1])+1]
with open(co['path'], 'wb') as fout:
for line in lines:
fout.write(line + ('\n'.encode('utf-8')))
print('Ok')
except Exception as e:
print(e)
except (IndexError, KeyError) as e:
ListCommands.err(type(e).__name__)
def countID():
with open(co['path'], 'rb') as fout:
for i, _ in enumerate(fout.readlines()):
count = i
return count
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