Created
November 7, 2014 19:36
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Zulip TODO bot
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import zulip | |
import os | |
import json | |
client = zulip.Client(config_file='.config', verbose=True) | |
class TodoManager(object): | |
def __init__(self, client): | |
self.client = client | |
self.todo_file = ".todos" | |
self.todos = self.init_todos() | |
def __call__(self, message): | |
self.handle_message(message) | |
def init_todos(self): | |
try: | |
with open(self.todo_file) as f: | |
try: | |
return json.load(f) | |
except ValueError: | |
return {} | |
except IOError: | |
return {} | |
def persist(self): | |
with open(self.todo_file, 'w') as f: | |
json.dump(self.todos, f) | |
def send_message(self, recipient, content): | |
self.client.send_message({ | |
'type': 'private', | |
'to': recipient, | |
'content': content | |
}) | |
def handle_message(self, message): | |
if message['sender_email'] == self.client.email: | |
return None | |
content = message['content'] | |
id = str(message['sender_id']) | |
if content.startswith('todos'): | |
response = self.todos_for(id) | |
elif content.startswith('todo:'): | |
_, todo = content.split('todo: ') | |
self.add_todo(id, todo) | |
response = "Added." | |
elif content.startswith('done:'): | |
_, todo_index = content.split('done: ') | |
response = self.remove_todo(id, int(todo_index)) | |
else: | |
response = "I don't understand." | |
self.send_message(message['sender_email'], response) | |
def add_todo(self, id, todo): | |
todos = self.todos.get(id, []) | |
todos.append(todo) | |
self.todos[id] = todos | |
self.persist() | |
def remove_todo(self, id, todo_index): | |
todos = self.todos.get(id, []) | |
try: | |
todo = todos.pop(todo_index) | |
self.todos[id] = todos | |
self.persist() | |
return "Done: {}".format(todo) | |
except IndexError: | |
return "Invalid todo index." | |
def todos_for(self, id): | |
todos = self.todos.get(id, []) | |
if len(todos) > 0: | |
todos_with_index = enumerate(todos) | |
return "**Todos:**\n" + "\n".join(map(self.format_todo_with_index, todos_with_index)) | |
else: | |
return "You have no todos." | |
def format_todo_with_index(self, todo_with_index): | |
index, todo = todo_with_index | |
return "{}. {}".format(index, todo) | |
client.call_on_each_message(TodoManager(client)) |
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