#!/bin/bash

#=================================================
# GENERIC STARTING
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

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

#=================================================
# 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

#=================================================
# RETRIEVE ARGUMENTS
#=================================================

app=$YNH_APP_INSTANCE_NAME

final_path=$(ynh_app_setting_get --app=$app --key=final_path)
frequency="$(ynh_app_setting_get --app=$app --key=frequency)"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

ynh_script_progression --message="Resetting source files..." --time --weight=1

# Download, check integrity, uncompress and patch the source from app.src
(cd scripts; YNH_CWD=$PWD ynh_setup_source --dest_dir="$final_path")

#=================================================
# RECREATE DIRECTORY
#=================================================

backup_dir="/home/yunohost.app/${app}/backup"
mkdir -p "$backup_dir"

#=================================================
# UPDATE THE CRON FILE
#=================================================
ynh_script_progression --message="Updating the cron file..."

# Verify the checksum and backup the file if it's different
ynh_backup_if_checksum_is_different --file="/etc/cron.d/$app"

(cd scripts; cp ../conf/cron /etc/cron.d/$app)
ynh_replace_string --match_string="__FINALPATH__" --replace_string="$final_path" --target_file=/etc/cron.d/$app
ynh_replace_string --match_string="__APP__" --replace_string=$app --target_file=/etc/cron.d/$app
if [ "$frequency" = "Daily" ]; then
    cron_freq="0 2 * * *"
    run_freq="every day"
elif [ "$frequency" = "Each 3 days" ]; then
    cron_freq="0 2 */3 * *"
    run_freq="each 3 days"
elif [ "$frequency" = "Weekly" ]; then
    cron_freq="0 2 * * 0"
    run_freq="once a week on sunday"
elif [ "$frequency" = "Biweekly" ]; then
    cron_freq="0 2 * * 0/2"
    run_freq="one sunday out of two"
else	# Monthly
    cron_freq="0 2 1 * *"
    run_freq="once a month on the first sunday"
fi
ynh_replace_string --match_string="__FREQUENCY__" --replace_string="$cron_freq" --target_file=/etc/cron.d/$app

# Recalculate and store the config file checksum into the app settings
ynh_store_file_checksum --file="/etc/cron.d/$app"

#=================================================
# RECONFIGURE ARCHIVIST
#=================================================
ynh_script_progression --message="Reconfiguring archivist..." --time --weight=1

yunohost app action run $app reset_default_config

#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Resetting logrotate configuration..." --time --weight=1

# Use logrotate to manage app-specific logfile(s)
ynh_use_logrotate --non-append

#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================

# Set permissions on app files
chown -R root: $final_path

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

ynh_script_progression --message="Execution completed" --time --last