#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# INITIALIZE AND STORE SETTINGS
#=================================================

secretkey=$(ynh_string_random --length=12)
ynh_app_setting_set --app=$app --key=secretkey --value="$secretkey"

#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing NodeJS..." --weight=3

ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version

#=================================================
# CREATE A PostgreSQL DATABASE
#=================================================
ynh_script_progression --message="Configuring a PostgreSQL database..." --weight=1

ynh_psql_execute_as_root --sql="GRANT ALL PRIVILEGES ON DATABASE $db_name TO $db_user;"
ynh_psql_execute_as_root --sql="ALTER DATABASE $db_name OWNER TO $db_user;"
ynh_psql_execute_as_root --sql="ALTER USER $db_name WITH SUPERUSER;"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=1

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir/source"

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R "$app:www-data" "$install_dir"

chmod 750 "$data_dir"
chmod -R o-rwx "$data_dir"
chown -R "$app:www-data" "$data_dir"

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..." --weight=1

ynh_add_config --template="dot_env" --destination="$install_dir/.env"

chmod 400 "$install_dir/.env"
chown "$app:$app" "$install_dir/.env"

version=$(ynh_app_upstream_version)

ynh_add_config --template="version.py" --destination="$install_dir/source/recipes/version.py"
chmod 400 "$install_dir/source/recipes/version.py"
chown "$app:$app" "$install_dir/source/recipes/version.py"

#=================================================
# SPECIFIC SETUP
#=================================================
ynh_script_progression --message="Building frontend..." --weight=5
_tandoor_build_frontend

ynh_script_progression --message="Installing Tandoor and its python dependencies..." --weight=1
_tandoor_venv_install

ynh_script_progression --message="Running migrations and generating static files..." --weight=2
pushd "$install_dir/source"
    (
        source "$install_dir/.env"

        ynh_exec_as "$app" "$venvpy" manage.py migrate
        ynh_psql_execute_as_root --sql="ALTER USER $app WITH NOSUPERUSER;"
        ynh_exec_as "$app" "$venvpy" manage.py collectstatic --no-input
        ynh_exec_as "$app" "$venvpy" manage.py collectstatic_js_reverse
    )
popd

#=================================================
# SYSTEM CONFIGURATION
#=================================================
ynh_script_progression --message="Adding system configurations related to $app..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

# Create a dedicated systemd config
ynh_add_systemd_config
yunohost service add "$app" --description="Smart recipe management" --log="/var/log/$app/$app.log"

# Use logrotate to manage application logfile(s)
ynh_use_logrotate

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=1

# Start a systemd service
ynh_systemd_action --service_name="$app" --action="start" --log_path="/var/log/$app/$app.log"

#=================================================
# END OF SCRIPT
#=================================================

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