# Check if a user exists
#
# example: ynh_user_exists 'toto' || exit 1
#
# usage: ynh_user_exists username
# | arg: username - the username to check
# | ret: retcode - 0 if user exists, 1 otherwise
ynh_user_exists() {
    sudo yunohost user list --output-as json | grep -q "\"username\": \"${1}\""
}

# Retrieve a user information
#
# example: mail=$(ynh_user_get_info 'toto' 'mail')
#
# usage: ynh_user_get_info username key
# | arg: username - the username to retrieve info from
# | arg: key - the key to retrieve
# | ret: string - the key's value
ynh_user_get_info() {
    sudo yunohost user info "${1}" --output-as plain | ynh_get_plain_key "${2}"
}