149 lines
5.0 KiB
Python
149 lines
5.0 KiB
Python
import json
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# from datetime import datetime, timedelta, timezone
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from auth.authenticate import login_required
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from auth.credentials import AuthCredentials
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from base.redis import redis
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from base.orm import local_session
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from base.resolvers import query
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from orm.user import User
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from resolvers.zine.profile import followed_authors
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from .unread import get_unread_counter
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async def load_messages(chat_id: str, limit: int = 5, offset: int = 0, ids=[]):
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''' load :limit messages for :chat_id with :offset '''
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messages = []
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message_ids = []
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if ids:
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message_ids += ids
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try:
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if limit:
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mids = await redis.lrange(f"chats/{chat_id}/message_ids",
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offset,
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offset + limit
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)
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mids = [mid.decode("utf-8") for mid in mids]
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message_ids += mids
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except Exception as e:
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print(e)
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if message_ids:
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message_keys = [f"chats/{chat_id}/messages/{mid}" for mid in message_ids]
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messages = await redis.mget(*message_keys)
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messages = [json.loads(msg.decode('utf-8')) for msg in messages]
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replies = []
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for m in messages:
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rt = m.get('replyTo')
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if rt:
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rt = int(rt)
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if rt not in message_ids:
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replies.append(rt)
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if replies:
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messages += await load_messages(chat_id, limit=0, ids=replies)
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return messages
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@query.field("loadChats")
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@login_required
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async def load_chats(_, info, limit: int = 50, offset: int = 0):
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""" load :limit chats of current user with :offset """
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auth: AuthCredentials = info.context["request"].auth
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cids = await redis.execute("SMEMBERS", "chats_by_user/" + str(auth.user_id))
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onliners = await redis.execute("SMEMBERS", "users-online")
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if cids:
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cids = list(cids)[offset:offset + limit]
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if not cids:
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print('[inbox.load] no chats were found')
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cids = []
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chats = []
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for cid in cids:
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cid = cid.decode("utf-8")
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c = await redis.execute("GET", "chats/" + cid)
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if c:
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c = dict(json.loads(c))
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c['messages'] = await load_messages(cid, 5, 0)
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c['unread'] = await get_unread_counter(cid, auth.user_id)
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with local_session() as session:
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c['members'] = []
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for uid in c["users"]:
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a = session.query(User).where(User.id == uid).first()
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if a:
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c['members'].append({
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"id": a.id,
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"slug": a.slug,
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"userpic": a.userpic,
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"name": a.name,
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"lastSeen": a.lastSeen,
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"online": a.id in onliners
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})
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chats.append(c)
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return {
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"chats": chats,
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"error": None
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}
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@query.field("loadMessagesBy")
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@login_required
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async def load_messages_by(_, info, by, limit: int = 10, offset: int = 0):
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''' load :limit messages of :chat_id with :offset '''
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auth: AuthCredentials = info.context["request"].auth
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userchats = await redis.execute("SMEMBERS", "chats_by_user/" + str(auth.user_id))
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userchats = [c.decode('utf-8') for c in userchats]
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# print('[inbox] userchats: %r' % userchats)
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if userchats:
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# print('[inbox] loading messages by...')
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messages = []
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by_chat = by.get('chat')
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if by_chat in userchats:
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chat = await redis.execute("GET", f"chats/{by_chat}")
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# print(chat)
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if not chat:
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return {
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"messages": [],
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"error": "chat not exist"
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}
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# everyone's messages in filtered chat
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messages = await load_messages(by_chat, limit, offset)
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return {
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"messages": sorted(
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list(messages),
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key=lambda m: m['createdAt']
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),
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"error": None
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}
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else:
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return {
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"error": "Cannot access messages of this chat"
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}
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@query.field("loadRecipients")
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async def load_recipients(_, info, limit=50, offset=0):
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chat_users = []
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auth: AuthCredentials = info.context["request"].auth
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try:
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onliners = await redis.execute("SMEMBERS", "users-online")
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chat_users += await followed_authors(auth.user_id)
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limit = limit - len(chat_users)
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except Exception:
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pass
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with local_session() as session:
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chat_users += session.query(User).where(User.emailConfirmed).limit(limit).offset(offset)
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members = []
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for a in chat_users:
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members.append({
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"id": a.id,
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"slug": a.slug,
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"userpic": a.userpic,
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"name": a.name,
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"lastSeen": a.lastSeen,
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"online": a.id in onliners
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})
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return {
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"members": members,
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"error": None
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}
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