#!/usr/bin/env python3

import hswro
from os import environ
from redis import Redis
from datetime import datetime
import json
from uuid import uuid4
from typing import Optional

CHAT_NAME = "chat_test"

toast: Optional[str] = None
l = hswro.get_login_info()

r = Redis(host='localhost', port=6379, db=0)

msg_to_post = environ.get('field_message', None)

if msg_to_post is not None and msg_to_post.strip() != "" and l[0] is not None:
    msg_to_post = hswro.sanitize_input(msg_to_post[0:255].strip())
    r.rpush(CHAT_NAME, str(json.dumps({
        "when": datetime.now().strftime('%Y-%m-%d %H:%M:%S'),
        "who": l[0],
        "msg": msg_to_post,
        "id": uuid4().hex
    })))
    r.ltrim(CHAT_NAME, -20, -1)

#print(environ)
msg_to_del = environ.get('var_delete', None)
if msg_to_del is not None and hswro.is_admin():
    for msg in r.lrange(CHAT_NAME, 0, -1):
        m = json.loads(msg.decode('utf-8'))
        if m['id'] == msg_to_del:
            toast = f"\nDeleted a post by {m['who']}"
            r.lrem(CHAT_NAME, 0, msg)
            break

hswro.header("Shoutbox")
if toast is not None:
    print(f"`c{toast}")
    print("`l")

if l[0] is not None:
    print(f"{l[0]}: `BFFF`F222`<message`>{hswro.BGCOLOR} [`[Send`:/page/chat.mu`*]]")

for msg in reversed(r.lrange(CHAT_NAME, 0, -1)):
    m = json.loads(msg.decode('utf-8'))
    delbtn = ""
    if hswro.is_admin():
        delbtn = f"`B400`FAAA`!`[DEL`:/page/chat.mu`delete={m['id']}]`!"
    print(f"{delbtn}`BCCC`F333{m['when']}`BAAA`F444{'<'+m['who']+'>':>16}`B888`F000{m['msg']}")
hswro.reset_colors()
hswro.footer()