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

# Retrieve a YunoHost 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"
}

# Get the list of YunoHost users
#
# example: for u in $(ynh_user_list); do ...
#
# usage: ynh_user_list
# | ret: string - one username per line
ynh_user_list() {
    sudo yunohost user list --output-as plain --quiet \
      | awk '/^##username$/{getline; print}'
}

# Check if a user exists on the system
#
# usage: ynh_system_user_exists username
# | arg: username - the username to check
ynh_system_user_exists() {
    getent passwd "$1" &>/dev/null
}