#!/bin/bash

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

source /usr/share/yunohost/helpers

# Stop script if errors
ynh_abort_if_errors
final_path=$(ynh_app_setting_get --app=$app --key=final_path)

get__max_upload_size() {
    max_upload_size=$(ynh_app_setting_get --app $app --key max_upload_size)
    echo "${max_upload_size}"
}

set__max_upload_size() { 
    ynh_write_var_in_file --file=/etc/matrix-$app/homeserver.yaml --key=max_upload_size --value="${max_upload_size}" 
    sed -i -r "s|client_max_body_size\s[[:digit:]]*[GMK]?;|client_max_body_size ${max_upload_size};|g" "/etc/nginx/conf.d/$domain.d/$app.conf"
    ynh_add_nginx_conf
}

get__registrations_require_3pid() {
    registrations_require_3pid=$(ynh_app_setting_get --app $app --key registrations_require_3pid)
    echo "${registrations_require_3pid}"
}

set__registrations_require_3pid() { 
    # sed -z do the trick on this king of multline replacement
    case ${registrations_require_3pid} in
    	email)
            
    		sed -i -z -r "s|#?([^\S\n]*registrations_require_3pid:\n)#?([^\S\n]*-[^\S\n]*email\n)#?([^\S\n]*-[^\S\n]*msisdn)|\1\2#\3|" "/etc/matrix-$app/homeserver.yaml"
    		;;
    	msisdn)
    		sed -i -z -r "s|#?([^\S\n]*registrations_require_3pid:\n)#?([^\S\n]*-[^\S\n]*email\n)#?([^\S\n]*-[^\S\n]*msisdn)|\1#\2\3|" "/etc/matrix-$app/homeserver.yaml"
    		;;
    	'email&msisdn')
    		sed -i -z -r "s|#?([^\S\n]*registrations_require_3pid:\n)#?([^\S\n]*-[^\S\n]*email\n)#?([^\S\n]*-[^\S\n]*msisdn)|\1\2\3|" "/etc/matrix-$app/homeserver.yaml"
    		;;
    	*)
    		sed -i -z -r "s|#?([^\S\n]*registrations_require_3pid:\n)#?([^\S\n]*-[^\S\n]*email\n)#?([^\S\n]*-[^\S\n]*msisdn)|#\1#\2#\3|" "/etc/matrix-$app/homeserver.yaml"
    		;;
    esac
    
    ynh_app_setting_set --app=$app --key=registrations_require_3pid --value="${registrations_require_3pid}"
}

get__allowed_local_3pids_email() {
    allowed_local_3pids_email=$(ynh_app_setting_get --app $app --key allowed_local_3pids_email)
    echo "${allowed_local_3pids_email}"
}

set__allowed_local_3pids_email() { 
	if [ -z ${registrations_require_3pid} ] ; then
		sed -i -z -r "s|#?([^\S\n]*allowed_local_3pids:\n)#?([^\S\n]*-[^\S\n]*medium: email\n)#?([^\S\n]*pattern:[^\S\n]*')([^']*)('\n)#?([^\S\n]*-[^\S\n]*medium: msisdn\n)#?([^\S\n]*pattern: ')([^']*)('?)|#\1#\2#\3\4\5#\6#\7\8\9|" "/etc/matrix-$app/homeserver.yaml"
	else
		sed -i -z -r "s|#?([^\S\n]*allowed_local_3pids:\n)#?([^\S\n]*-[^\S\n]*medium: email\n)#?([^\S\n]*pattern:[^\S\n]*')([^']*)('\n)#?([^\S\n]*-[^\S\n]*medium: msisdn\n)#?([^\S\n]*pattern: ')([^']*)('?)|\1#\2#\3EMAIL\5#\6#\7\8\9|" "/etc/matrix-$app/homeserver.yaml"
	fi

	ynh_app_setting_set --app=$app --key=allowed_local_3pids_email --value="${allowed_local_3pids_email}"
}

get__allowed_local_3pids_msisdn() {
    allowed_local_3pids_msisdn=$(ynh_app_setting_get --app $app --key allowed_local_3pids_msisdn)
    echo "${allowed_local_3pids_msisdn}"
}

set__allowed_local_3pids_msisdn() { 
	if [ -z ${registrations_require_3pid} ] ; then
		sed -i -z -r "s|#?([^\S\n]*allowed_local_3pids:\n)#?([^\S\n]*-[^\S\n]*medium: email\n)#?([^\S\n]*pattern:[^\S\n]*')([^']*)('\n)#?([^\S\n]*-[^\S\n]*medium: msisdn\n)#?([^\S\n]*pattern: ')([^']*)('?)|#\1#\2#\3\4\5#\6#\7\8\9|" "/etc/matrix-$app/homeserver.yaml"
	else
		sed -i -z -r "s|#?([^\S\n]*allowed_local_3pids:\n)#?([^\S\n]*-[^\S\n]*medium: email\n)#?([^\S\n]*pattern:[^\S\n]*')([^']*)('\n)#?([^\S\n]*-[^\S\n]*medium: msisdn\n)#?([^\S\n]*pattern: ')([^']*)('?)|\1#\2#\3\4\5#\6#\7MSISDN\9|" "/etc/matrix-$app/homeserver.yaml"
	fi
	ynh_app_setting_set --app=$app --key=allowed_local_3pids_msisdn --value="${allowed_local_3pids_msisdn}"
}

get__auto_join_rooms() {
    auto_join_rooms=$(ynh_app_setting_get --app $app --key auto_join_rooms)
    echo "${auto_join_rooms}"
}

set__auto_join_rooms() {

	if [ -z ${auto_join_rooms} ] ; then
		# remove all values comment header ans example value
		sed -i -z -r "s|#?([^\S\n]*auto_join_rooms:\n)#?([^\S\n]*-[^\S\n]*"[^\"]*"\n)*|#\1#  - "#example:example.com"\n\n|" "/etc/matrix-$app/homeserver.yaml"
	else
		
		IFS=' ' read -r -a arrroom <<< "${auto_join_rooms}";
		
		# print header then all space separated values
		myregex='s|#?([^\S\n]*auto_join_rooms:)#?([^\S\n]*-[^\S\n]*"[^\"]*"\n)*|#\1';
		for room in "${arrroom[@]}"; do 
			myregex="${myregex}\n  - ${room}";
		done; 
		myregex="${myregex}\n\n|";
		sed -i -z -r "${myregex}" "/etc/matrix-$app/homeserver.yaml"
	fi

	ynh_app_setting_set --app=$app --key=auto_join_rooms --value="${auto_join_rooms}"
}

#=================================================
# GENERIC FINALIZATION
#=================================================
# SELECT THE ACTION FOLLOWING THE GIVEN ARGUMENT
#=================================================
ynh_app_config_run $1