#!/usr/bin/env python3
# -*- coding: utf8 -*-

import MosDb
import MosReport
import datetime
import os.path
import sys
from email.message import EmailMessage
from email.mime.text import MIMEText
from email.headerregistry import Address
from email.utils import formatdate
from subprocess import Popen, PIPE

# Default: last hour
LAST_NOTIFICATION_SENT = datetime.datetime.now().timestamp() - 7200
if os.path.isfile(".last_notification"):
    with open(".last_notification", "r") as f:
        LAST_NOTIFICATION_SENT = f.readline().strip()
        f.close()

db = MosDb.MosDb()

items = db.get_daily_oa("-1 day", 2)
#items = db.get_daily_oa("-1 day")
db.finish()

notifications = {}
for i in items:
    if i["createdStamp"] < LAST_NOTIFICATION_SENT:
        # Old, ignore
        continue
    if not i["lu"]:
        # No LU data, ignore
        continue
    print("Got: " + i["name"])
    if abs(float(i["ldiff"])) < 2:
        print("LU OK. ({} / {})".format(i["lu"], i["ldiff"]))
        continue

    print("Differs more than 2!!!! ({} / {})".format(i["lu"], i["ldiff"]))
    email = i["createdByEmail"]
    emails_list = ["markus.birth@weltn24.de", "sebastian.erb@weltn24.de"]
    if email:
        emails_list += [email]

    for e in emails_list:
        if not e in notifications:
            notifications[e] = []
        notifications[e].append(i)

print(repr(notifications))

for e in notifications:
    print("### Mail to: " + e)
    i = notifications[e]
    (output_txt, output_csv) = MosReport.get_report(i)
    print(output_txt)

sys.exit(0)

msg = EmailMessage()
msg["Date"] = formatdate(localtime=True)
msg["Subject"] = "Lautheitsbericht {:%Y-%m-%d}".format(datetime.datetime.now())
msg["From"] = Address("Lautheitsüberwachung", "broadcast-support", "weltn24.de")
msg["To"] = (
    Address("serb", "sebastian.erb", "weltn24.de"),
    Address("mbirth", "markus.birth", "weltn24.de")
)

msg.set_content(output_text)
msg.make_mixed()

att = MIMEText(output_csv, _subtype="csv", _charset="utf-8")
att.add_header("Content-Disposition", "attachment", filename="lautheit.csv")

msg.attach(att)

#print(repr(clips))
print(msg.as_string())

p = Popen(["/usr/sbin/sendmail", "-oi", "markus.birth@weltn24.de", "sebastian.erb@weltn24.de"], stdin=PIPE)
p.communicate(msg.as_bytes())