#!/bin/bash

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

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

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

#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..." --weight=1

app=$YNH_APP_INSTANCE_NAME

domain=$(ynh_app_setting_get "$app" domain)
path_url=$(ynh_normalize_url_path $(ynh_app_setting_get "$app" path))
dbpass=$(ynh_app_setting_get "$app" mysqlpwd)
admin=$(ynh_app_setting_get "$app" adminusername)
key=$(ynh_app_setting_get "$app" secret_key)
is_public=$(ynh_app_setting_get "$app" is_public)
port=$(ynh_app_setting_get "$app" web_port)

# Backup the current version of the app
ynh_backup_before_upgrade
ynh_clean_setup () {
    ynh_restore_upgradebackup
}

# Stop service
systemctl stop "$app".service

#=================================================
# MIGRATION FROM OLD VERSION
#=================================================

# Update settings is_public to new standard
if [ "$is_public" = "Yes" ]; then
	ynh_app_setting_set $app is_public 1	# Fixe is_public en booléen
	is_public=1
elif [ "$is_public" = "No" ]; then
	ynh_app_setting_set $app is_public 0
	is_public=0
fi

if [[ $port == "" ]]
then
    port=$(ynh_find_port 6000)
    ynh_app_setting_set $app web_port $port
fi

# handle upgrade from old package installation
# this test that /etc/gogs exist since this was used in the old package
# but not in the new
# this code will be removed in the future
if [ -d "/etc/gogs" ]
then
    # create needed directories if not already created
    create_dir

    # move repositories to new dir
    old_repo_path=$(ynh_app_setting_get "$app" repopath)
    mv "${old_repo_path:-/home/yunohost.app/gogs}"/* "$REPO_PATH" || true # Avoid if the directory is empty
    # cleanup old dir and conf
    ynh_secure_remove /opt/gogs
    ynh_secure_remove /etc/gogs
    ynh_secure_remove /opt/gogs_src
    
    # create needed directories if not already created
    create_dir
fi
# end of old package upgrade

# test if user gogs is locked because of an old installation of the package.
# if it's blocked, unlock it to allow ssh usage with git
if [[ $(grep "$app" /etc/shadow | cut -d: -f2) == '!' ]]
then
    usermod -p '*' "$app"
fi

# Remove old authentification mecanisme, actually the registry in the database has been replaced by a config file
if [[ ! -e "$final_path/custom/conf/auth.d/ldap.conf" ]]
then
    ynh_mysql_connect_as "$dbuser" "$dbpass" "$dbname"  <<< "DELETE FROM login_source WHERE name = 'Yunohost LDAP';"
    mkdir -p "$final_path/custom/conf/auth.d"
fi

#=================================================
# STANDARD UPGRADE STEPS
#=================================================

# Clean template to fix issue : https://github.com/gogits/gogs/issues/4585
ynh_secure_remove "/opt/gogs/templates"

# Install Gogs
ynh_setup_source $final_path $architecture

# Configure gogs with app.ini file
config_gogs

# Configure init script
ynh_add_systemd_config

# Modify Nginx configuration file and copy it to Nginx conf directory
config_nginx

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

# Unprotect root from SSO if public
set_access_settings

# Set permissions
set_permission

# Reload services
ynh_check_starting "INFO] Listen: http://0.0.0.0:" "/var/log/$app/gogs.log"