#!/bin/bash

#=================================================
# GENERIC START
#=================================================

# IMPORT GENERIC HELPERS
source /usr/share/yunohost/helpers

# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

# Import common cmd
source ./experimental_helper.sh
source ./_common.sh

ynh_script_progression --message="Validating installation parameters..."

# RETRIEVE ARGUMENTS FROM THE MANIFEST
domain=$YNH_APP_ARG_DOMAIN
path_url=$(ynh_normalize_url_path --path_url $YNH_APP_ARG_PATH)
admin=$YNH_APP_ARG_ADMIN
db_user="pgadmin"
admin_pwd=$YNH_APP_ARG_ADMIN_PASSWORD

# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
test ! -e "$final_path" || ynh_die --message "This path already contains a folder"

# Register (book) web path
ynh_webpath_register --app $app --domain $domain --path_url $path_url

# Get user email and check that the user exist
email=$(ynh_user_get_info --username $admin --key 'mail')
if [[ -z $email ]]
then
    ynh_die --message "Can't get user email, check that the user exist or that the user have an email"
fi

# Build user password
ynh_script_progression --message="Defining db password..."
db_pwd=$(ynh_string_random --length 30)

# STORE SETTINGS FROM MANIFEST
ynh_script_progression --message="Storing installation settings..."
ynh_app_setting_set --app $app --key domain --value $domain
ynh_app_setting_set --app $app --key path --value $path_url
ynh_app_setting_set --app $app --key admin --value $admin
ynh_app_setting_set --app $app --key db_user --value "$db_user"
ynh_app_setting_set --app $app --key final_path --value $final_path
ynh_app_setting_set --app $app --key admin_pwd --value "$admin_pwd"
ynh_app_setting_set --app $app --key db_pwd --value "$db_pwd"

#=================================================
# STANDARD MODIFICATIONS
#=================================================

# Install dependance
ynh_script_progression --message="Installing dependencies..." --weight=7
ynh_install_app_dependencies $dependances

# Create user
ynh_script_progression --message="Configuring system user..."
ynh_system_user_create --username $pgadmin_user --home_dir /var/lib/$app

# Download, check integrity, uncompress and patch the source from app.src
ynh_script_progression --message="Installing sources files..." --weight=10
setup_dir
install_source

ynh_script_progression --message="Configuring application..."

# CONFIGURE PGADMIN
config_pgadmin

# Config uwsgi
ynh_add_uwsgi_service 'pgadmin_user python_version'

# Create a dedicated nginx config
ynh_add_nginx_config

ynh_script_progression --message="Configuring sqlite database..."

# initialisation sqlite database for pgadmin
chmod +x ../conf/setup.exp
PS1=""
source $final_path/bin/activate
ynh_replace_special_string --match_string "__ADMIN_PASSWORD__" --replace_string "$admin_pwd" --target_file "../conf/setup.exp"
../conf/setup.exp "$final_path/bin/python3" "$final_path/lib/python$python_version/site-packages/pgadmin4/setup.py" "$email"

# POPULATE THE DATABASE
ynh_script_progression --message="Configuring Postgresql database..."
ynh_psql_test_if_first_run
ynh_psql_execute_as_root \
    --sql "CREATE USER ${db_user} WITH PASSWORD '${db_pwd}' SUPERUSER CREATEDB CREATEROLE REPLICATION"

# Add Server In PGadmin database
ynh_replace_string --match_string "__PYTHON_VERSION__" --replace_string "$python_version" --target_file config_database.py
$final_path/bin/python3 config_database.py "$db_user" "$db_pwd"
deactivate

#=================================================
# GENERIC FINALIZATION
#=================================================

# Set permission after initialisation
ynh_script_progression --message="Protecting directory"
set_permission

# Restrict access to admin only
ynh_script_progression --message="Configuring permissions"
yunohost app addaccess --users=$admin $app

# Configuration de logrotate
ynh_script_progression --message="Configuring log rotation..."
ynh_use_logrotate --logfile /var/log/pgadmin

# reload uwsgi
ynh_script_progression --message="Starting pgadmin services..." --weight=3
ynh_systemd_action --service_name "uwsgi-app@$app.service" \
    --line_match "WSGI app 0 (mountpoint='$path_url') ready in [[:digit:]]* seconds on interpreter" --log_path "/var/log/uwsgi/$app/pgadmin.log"

ynh_script_progression --message="Installation of $app completed" --last