#!/bin/bash

toolName="Mayan EDMS"

step_1_info() { echo "Install libreoffice without gui"; }
step_1() {
  exe apt update
  exe apt --no-install-recommends install libreoffice-core
}

step_2_info() { echo "Get $toolName binary dependcies"; }
step_2() {
  exe apt install g++ gcc ghostscript gnupg1 graphviz libfuse2 \
  libjpeg-dev libmagic1 libpq-dev libpng-dev libtiff-dev \
  poppler-utils postgresql python-dev python-virtualenv redis-server \
  sane-utils supervisor tesseract-ocr tesseract-ocr-deu zlib1g-dev -y
}

step_3_info() { echo "Create virtual environment"; }
step_3() {
  exe adduser mayan --disabled-password --disabled-login --no-create-home --gecos ""
  exe mkdir -p /opt
  exe virtualenv /opt/mayan-edms
  saveReturn $?
  endReturn 
  exe chown -R mayan:mayan /opt/mayan-edms
}

step_4_info() { echo "Install $toolName"; }
step_4() {
  exe sudo -u mayan /opt/mayan-edms/bin/pip install --no-cache-dir --no-use-pep517 mayan-edms
  saveReturn $?
  endReturn 
  exe sudo -u mayan /opt/mayan-edms/bin/pip install --no-cache-dir --no-use-pep517 psycopg2==2.7.3.2 redis==2.10.6
  saveReturn $?
  endReturn 

  #read -p "Enter postgres user name: " postgresUser
  #endCheckEmpty postgresUser "user name"
  read -p "Enter postgres password: " postgresPass
  endCheckEmpty postgresPass "password"

  exe sudo -u postgres psql -c "CREATE USER mayan WITH password '${postgresPass}';"
  exe sudo -u postgres createdb -O mayan mayan

  exe sudo -u mayan MAYAN_DATABASE_ENGINE=django.db.backends.postgresql MAYAN_DATABASE_NAME=mayan \
  MAYAN_DATABASE_PASSWORD="${postgresPass}" MAYAN_DATABASE_USER=mayan \
  MAYAN_DATABASE_HOST=127.0.0.1 MAYAN_MEDIA_ROOT=/opt/mayan-edms/media \
  /opt/mayan-edms/bin/mayan-edms.py initialsetup

  exe sudo -u mayan MAYAN_MEDIA_ROOT=/opt/mayan-edms/media \
  /opt/mayan-edms/bin/mayan-edms.py collectstatic --noinput
}

supervisorFile="\
[supervisord]
environment=
    MAYAN_ALLOWED_HOSTS='[\"*\"]',  # Allow access to other network hosts other than localhost
    MAYAN_CELERY_RESULT_BACKEND=\"redis://127.0.0.1:6379/0\",
    MAYAN_BROKER_URL=\"redis://127.0.0.1:6379/0\",
    PYTHONPATH=/opt/mayan-edms/lib/python2.7/site-packages:/opt/mayan-edms/data,
    MAYAN_MEDIA_ROOT=/opt/mayan-edms/media,
    MAYAN_DATABASE_ENGINE=django.db.backends.postgresql,
    MAYAN_DATABASE_HOST=127.0.0.1,
    MAYAN_DATABASE_NAME=mayan,
    MAYAN_DATABASE_PASSWORD=\"${postgresPass}\",
    MAYAN_DATABASE_USER=mayan,
    MAYAN_DATABASE_CONN_MAX_AGE=60,
    DJANGO_SETTINGS_MODULE=mayan.settings.production

[program:mayan-gunicorn]
autorestart = true
autostart = true
command = /opt/mayan-edms/bin/gunicorn -w 2 mayan.wsgi --max-requests 500 --max-requests-jitter 50 --worker-class gevent --bind 0.0.0.0:8000 --timeout 120
user = mayan

[program:mayan-worker-fast]
autorestart = true
autostart = true
command = nice -n 1 /opt/mayan-edms/bin/mayan-edms.py celery worker -Ofair -l ERROR -Q converter,sources_fast -n mayan-worker-fast.%%h --concurrency=1
killasgroup = true
numprocs = 1
priority = 998
startsecs = 10
stopwaitsecs = 1
user = mayan

[program:mayan-worker-medium]
autorestart = true
autostart = true
command = nice -n 18 /opt/mayan-edms/bin/mayan-edms.py celery worker -Ofair -l ERROR -Q checkouts_periodic,documents_periodic,indexing,metadata,sources,sources_periodic,uploads,documents -n mayan-worker-medium.%%h --concurrency=1
killasgroup = true
numprocs = 1
priority = 998
startsecs = 10
stopwaitsecs = 1
user = mayan

[program:mayan-worker-slow]
autorestart = true
autostart = true
command = nice -n 19 /opt/mayan-edms/bin/mayan-edms.py celery worker -Ofair -l ERROR -Q mailing,tools,statistics,parsing,ocr -n mayan-worker-slow.%%h --concurrency=1
killasgroup = true
numprocs = 1
priority = 998
startsecs = 10
stopwaitsecs = 1
user = mayan

[program:mayan-celery-beat]
autorestart = true
autostart = true
command = nice -n 1 /opt/mayan-edms/bin/mayan-edms.py celery beat --pidfile= -l ERROR
killasgroup = true
numprocs = 1
priority = 998
startsecs = 10
stopwaitsecs = 1
user = mayan"

step_5_info() { echo "$toolName configuration file"; }
step_5() {
  addConf "$supervisorFile" "/etc/supervisor/conf.d/mayan.conf"

  exe echo "maxmemory-policy allkeys-lru" >> /etc/redis/redis.conf
  exe echo "save \"\"" >> /etc/redis/redis.conf
  exe echo "databases 1" >> /etc/redis/redis.conf
  exe systemctl restart redis

  exe systemctl enable supervisor
  exe systemctl restart supervisor
}

. sequencer.sh