function __riverctl_completion ()
{
	if [ "${COMP_CWORD}" -eq 1 ]
	then
		OPTS=" \
			csd-filter-add \
			exit \
			float-filter-add \
			focus-output \
			focus-view \
			input \
			list-inputs \
			list-input-configs \
			move \
			resize \
			snap \
			send-to-output \
			spawn \
			swap \
			toggle-float \
			toggle-fullscreen \
			zoom \
			default-layout \
			output-layout \
			send-layout-cmd \
			set-focused-tags \
			focus-previous-tags \
			send-to-previous-tags \
			set-view-tags \
			toggle-focused-tags \
			toggle-view-tags \
			spawn-tagmask \
			declare-mode \
			enter-mode \
			map \
			map-pointer \
			map-switch \
			unmap \
			unmap-pointer \
			unmap-switch \
			attach-mode \
			background-color \
			border-color-focused \
			border-color-unfocused \
			border-color-urgent \
			border-width \
			focus-follows-cursor \
			set-repeat \
			set-cursor-warp \
			xcursor-theme"
		COMPREPLY=($(compgen -W "${OPTS}" -- "${COMP_WORDS[1]}"))
	elif [ "${COMP_CWORD}" -eq 2 ]
	then
		case "${COMP_WORDS[1]}" in
			"focus-output"|"focus-view"|"send-to-output"|"swap") OPTS="next previous" ;;
			"move"|"snap") OPTS="up down left right" ;;
			"resize") OPTS="horizontal vertical" ;;
			"map") OPTS="-release -repeat" ;;
			"unmap") OPTS="-release" ;;
			"attach-mode") OPTS="top bottom" ;;
			"focus-follows-cursor") OPTS="disabled normal" ;;
			"set-cursor-warp") OPTS="disabled on-output-change" ;;
			*) return ;;
		esac
		COMPREPLY=($(compgen -W "${OPTS}" -- "${COMP_WORDS[2]}"))
	elif [ "${COMP_CWORD}" -eq 3 ]
	then
		if [ "${COMP_WORDS[1]}" == "input" ]
		then
			OPTS="events \
				accel-profile \
				pointer-accel \
				click-method \
				drag \
				drag-lock \
				disable-while-typing \
				middle-emulation \
				natural-scroll \
				left-handed \
				tap \
				tap-button-map \
				scroll-method \
				scroll-button"
			COMPREPLY=($(compgen -W "${OPTS}" -- "${COMP_WORDS[2]}"))
		fi
	elif [ "${COMP_CWORD}" -eq 4 ]
	then
		if [ "${COMP_WORDS[1]}" == "input" ]
		then
			case "${COMP_WORDS[3]}" in
				"events") OPTS="enabled disabled disabled-on-external-mouse" ;;
				"accel-profile") OPTS="none flat adaptive" ;;
				"click-method") OPTS="none button-areas clickfinger" ;;
				"drag"|"drag-lock"|"disable-while-typing"|"middle-emulation"|"left-handed"|"tap") OPTS="enabled disabled" ;;
				"tap-button-map") OPTS="left-right-middle left-middle-right" ;;
				"scroll-method") OPTS="none two-finger edge button" ;;
				*) return ;;
			esac
		fi
	else
		return
	fi
}

complete -F __riverctl_completion riverctl