# Relational pipes

# Copyright © 2022 František Kučera (Frantovo.cz, GlobalCode.info)

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, version 3 of the License.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program. If not, see <http://www.gnu.org/licenses/>.

_relpipe_out_socket_completion() {

	local w0 w1 w2 w3

	COMPREPLY=()

	w0=${COMP_WORDS[COMP_CWORD]}

	w1=${COMP_WORDS[COMP_CWORD-1]}

	w2=${COMP_WORDS[COMP_CWORD-2]}

	w3=${COMP_WORDS[COMP_CWORD-3]}

	CONNECTION_STRINGS=(

		"udp://127.0.0.1:64000"

		"tcp://127.0.0.1:64000"

		"sctp://127.0.0.1:64000"

		"uds:///tmp/relpipe.socket"

	)

	OPTIONS=(

		"protocol"

		"role"

		"mode"

		"host"

		"port"

		"path"

		"delay"

	)

	PROTOCOLS=(

		"tcp"

		"udp"

		"uds"

		"sctp"

	)

	ROLES=(

		"client"

		"server"

	)

	MODES=(

		"stream"

		"datagram"

	)

	DELAYS=(

		"100"

		"200"

		"400"

		"800"

	)

	if   [[ "$w1" == "--relation"                      && "x$w0" == "x" ]];    then COMPREPLY=("''")

	elif [[ "$w1" == "--connection-string"                              ]];    then COMPREPLY=($(compgen -W "${CONNECTION_STRINGS[*]}" -- "$w0"))

	elif [[ "$w1" == "--connection-option"                              ]];    then COMPREPLY=($(compgen -W "${OPTIONS[*]}" -- "$w0"))

	elif [[ "$w2" == "--connection-option" && "$w1" == "protocol"       ]];    then COMPREPLY=($(compgen -W "${PROTOCOLS[*]}" -- "$w0"))

	elif [[ "$w2" == "--connection-option" && "$w1" == "role"           ]];    then COMPREPLY=($(compgen -W "${ROLES[*]}" -- "$w0"))

	elif [[ "$w2" == "--connection-option" && "$w1" == "mode"           ]];    then COMPREPLY=($(compgen -W "${MODES[*]}" -- "$w0"))

	elif [[ "$w2" == "--connection-option" && "$w1" == "path"           ]];    then COMPREPLY=($(compgen -f -- "$w0"))

	elif [[ "$w2" == "--connection-option" && "$w1" == "delay"          ]];    then COMPREPLY=($(compgen -W "${DELAYS[*]}" -- "$w0"))

	else

		OPTIONS=(

			"--relation"

			"--connection-string"

			"--connection-option"

		)

		COMPREPLY=($(compgen -W "${OPTIONS[*]}" -- "$w0"))

	fi

}

complete -F _relpipe_out_socket_completion relpipe-out-socket