#!/bin/bash

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

source ../settings/scripts/_common.sh
source /usr/share/yunohost/helpers
# Load common variables for all scripts.
source ../settings/scripts/_variables

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

ynh_clean_setup () {
	# Clean installation remaining that are not handle by the remove script.
	ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors

#=================================================
# LOAD SETTINGS
#=================================================

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
final_path=$(ynh_app_setting_get $app final_path)
port=$(ynh_app_setting_get $app port)

#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================

ynh_webpath_available $domain $path_url \
	|| ynh_die "Path not available: ${domain}${path_url}"
test ! -d $final_path \
	|| ynh_die "There is already a directory: $final_path "

#=================================================
# ACTIVATE MAINTENANCE MODE
#=================================================

ynh_maintenance_mode_ON

#=================================================
# STANDARD RESTORE STEPS
#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================

ynh_restore_file "/etc/nginx/conf.d/$domain.d/$app.conf"

# Reload nginx
ynh_systemd_action --action=reload --service_name=nginx

#=================================================
# SPECIFIC RESTORE
#=================================================
# REINSTALL DEPENDENCIES
#=================================================

ynh_install_app_dependencies $app_depencencies

#=================================================
# FIX THE PORT TO USE
#=================================================

change_port() {
	# Wait for the creation of the jenkins service file
	while [ ! -e /etc/default/jenkins ]
	do
		sleep 0.5
	done
	# And modify the port as soon as possible, to prevent a crach of jenkins if the default port is already used.
	ynh_replace_string "^HTTP_PORT=.*" "HTTP_PORT=$port" /etc/default/jenkins
}
change_port &
pid_change_port=$!

#=================================================
# INSTALL JENKINS
#=================================================

# Download jenkins deb file and install it.
ynh_download_file --dest_dir="../conf"
dpkg --install ../conf/jenkins.deb

#=================================================
# RESTORE THE APP MAIN DIR
#=================================================

ynh_restore_file "$final_path"

#=================================================
# RESTORE THE JENKINS' BOOT CONFIG
#=================================================

ynh_secure_remove "/etc/default/jenkins"
ynh_restore_file /etc/default/$app

#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================

yunohost service add $app --log "/var/log/$app/$app.log"

#=================================================
# CHECK JENKINS STARTING
#=================================================

# Wait for Jenkins to be fully started
ynh_systemd_action --action=restart --line_match="Jenkins is fully up and running" --log_path="/var/log/$app/$app.log" --timeout="$timeout"

#=================================================
# DEACTIVE MAINTENANCE MODE
#=================================================

ynh_maintenance_mode_OFF

#=================================================
# SEND A README FOR THE ADMIN
#=================================================

message="If you're facing an issue or want to improve this app, please open a new issue in this project: https://github.com/YunoHost-Apps/jenkins_ynh"

ynh_send_readme_to_admin --app_message="$message" --recipients="root"