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completions/iwctl: Show network details in completion (#9960)

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* completions/iwctl: Show network details in completion

* apply review comments
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Roland Fredenhagen 2023-08-19 22:08:54 +07:00 committed by GitHub
parent 53a5ce52c5
commit 556bee6893
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1 changed files with 38 additions and 9 deletions
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47
share/completions/iwctl.fish
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@ -1,5 +1,5 @@
# Execute an `iwctl ... list` command and parse output
function __iwctl_filter
function __iwctl_filter -w iwctl
# set results "iwctl $cmd list | tail -n +5"
# if test -n "$empty"
# set -a results "| string match --invert '*$empty*'"
@ -8,21 +8,34 @@ function __iwctl_filter
# awk does not work on multiline entries, therefor we use string match,
# which has the added benefit of filtering out the `No devices in ...` lines
argparse -i all-columns -- $argv
# remove color escape sequences
set -l results (iwctl $argv | string replace -ra '\e\[[\d;]+m' '')
# calculate column widths
set -l headers $results[3]
set -l header_spaces (string match -a -r " +" $headers | string length)
set -l first_column_label (string match -r "[^ ]+" $headers | string length)
# We exploit the fact that all colum labels will have >2 space to the left, and inside column labels there is always only one space.
set -l leading_ws (string match -r "^ *" -- $headers | string length)
set -l column_widths (string match -a -r '(?<= )\S.*?(?: (?=\S)|$)' -- $headers | string length)
# only take lines starting with ` `, i.e., no `No devices ...`
# then take the first column as substring
string match " *" $results[5..] | string sub -s $header_spaces[1] -l (math $first_column_label + $header_spaces[2]) | string trim
if set -ql _flag_all_columns
for line in (string match " *" -- $results[5..] | string sub -s (math $leading_ws + 1))
for column_width in $column_widths
printf %s\t (string sub -l $column_width -- $line | string trim -r)
set line (string sub -s (math $column_width + 1) -- $line)
end
printf "\n"
end
else
# only take lines starting with ` `, i.e., no `No devices ...`
# then take the first column as substring
string match " *" $results[5..] | string sub -s (math $leading_ws + 1) -l $column_widths[1] | string trim -r
end
# string match -rg " .{$(math $header_spaces[1] - 2)}(.{$(math $first_column_label + $header_spaces[2])})" $results[5..] | string trim
end
function __iwctl_match_subcoms
set -l match (string split --no-empty " " $argv)
set -l match (string split --no-empty " " -- $argv)
set argv (commandline -poc)
# iwctl allows to specify arguments for username, password, passphrase and dont-ask regardless of any following commands
@ -45,7 +58,23 @@ function __iwctl_connect
# remove all options
argparse -i 'u/username=' 'p/password=' 'P/passphrase=' 'v/dont-ask' -- $argv
# station name should now be the third argument (`iwctl station <wlan>`)
__iwctl_filter station $argv[3] get-networks
for network in (__iwctl_filter station $argv[3] get-networks rssi-dbms --all-columns)
set network (string split \t -- $network)
set -l strength "$network[3]"
# This follows iwctls display of * to ****
# https://git.kernel.org/pub/scm/network/wireless/iwd.git/tree/client/station.c?id=4a0a97379008489daa108c9bc0a4204c1ae9c6a8#n380
if test $strength -ge -6000
set strength 4
else if test $strength -ge -6700
set strength 3
else if test $strength -ge -7500
set strength 2
else
set strength 1
end
printf "%s\t[%s] - %s\n" "$network[1]" (string repeat -n $strength '*' | string pad -rw 4 -c -) "$network[2]"
end
end
# The `empty` messages in case we want to go back to using those
@ -128,7 +157,7 @@ complete -c iwctl -n '__iwctl_match_subcoms "known-networks *"' -n 'not __iwctl_
complete -c iwctl -n '__iwctl_match_subcoms station' -a "list" -d "List devices in Station mode"
complete -c iwctl -n '__iwctl_match_subcoms station' -a "(__iwctl_filter station list)"
complete -c iwctl -n '__iwctl_match_subcoms "station *"' -n 'not __iwctl_match_subcoms station list' -a connect -d "Connect to network"
complete -c iwctl -n '__iwctl_match_subcoms "station * connect"' -a "(__iwctl_connect)" -d "Connect to network"
complete -c iwctl -n '__iwctl_match_subcoms "station * connect"' -a "(__iwctl_connect)" -d "Connect to network" --keep-order
complete -c iwctl -n '__iwctl_match_subcoms "station *"' -n 'not __iwctl_match_subcoms station list' -a connect-hidden -d "Connect to hidden network"
complete -c iwctl -n '__iwctl_match_subcoms "station *"' -n 'not __iwctl_match_subcoms station list' -a disconnect -d "Disconnect"
complete -c iwctl -n '__iwctl_match_subcoms "station *"' -n 'not __iwctl_match_subcoms station list' -a get-networks -d "Get networks"