Adding fish shell completion

Signed-off-by: Povl Filip Sonne-Frederiksen <22501790+pfmephisto@users.noreply.github.com>

completion/timew.fish

@@ -0,0 +1,197 @@
+# fish completion for timewarrior
+# https://timewarrior.net/
+# put this file in ~/.config/fish/completions/
+
+function __fish_timew_get_commands
+    timew help | sed -e '/^Usage:/d'  -e '/^Additional help:/Q' \
+        -e 's/timew \[*\([a-z]\+\)\]*.*/\1/g;tx;d;:x' | string trim
+end
+
+function __fish_timew_get_tags
+    timew tags | tail -n+4 | cut -d'-' -f1
+end
+
+function __fish_timew_get_ids
+    timew summary :ids | sed -e 's/.*@\([0-9]\+\).*/@\1/g;tx;d;:x'
+end
+
+function __fish_timew_get_reports
+    timew extensions | sed -e 's/^\(.*\).*Active/\1/g;tx;d;:x'
+end
+
+# Interval:
+#        [from] <date>
+#        [from] <date> to/- <date>
+#        [from] <date> for <duration>
+#        <duration> before/after <date>
+#        <duration> ago
+#        [for] <duration>
+# timew show | sed -n '/\s\s.*:/p'
+
+set -l commands (__fish_timew_get_commands)
+set -l reports (__fish_timew_get_reports)
+set -l ids (__fish_timew_get_ids)
+set -l tags (__fish_timew_get_tags)
+set -l intervals ""
+set -l durations ""
+set -l dates ""
+set -l start_end "start end"
+
+
+complete -c timew -f
+
+complete -c timew -l version -d 'Print a short version string and exit'
+
+set -l commands_with_description "
+cancel\t'Cancel time tracking'
+diagnostics\t'Show diagnostic information'
+extensions\t'List available extensions'
+show\t 'Display configuration'
+undo\t'Revert Timewarrior commands'
+annotate\t'Add an annotation to intervals'
+config\t'Get and set Timewarrior configuration'
+continue\t'Resume tracking of existing interval'
+day\t'Display chart report'
+delete\t'Delete intervals'
+export\t'Export tracked time in JSON'
+gaps\t'Display time tracking gaps'
+get\t'Display DOM values'
+help\t'Display help'
+week\t'Display chart report'
+join\t'Join intervals'
+lengthen\t'Lengthen intervals'
+modify\t'Change start or end date of an interval'
+month\t'Display chart report'
+move\t'Change interval start-time'
+shorten\t'Shorten intervals'
+split\t'Split intervals'
+start\t'Start time tracking'
+stop\t'Stop time tracking'
+summary\t'Display a time-tracking summary'
+tag\t'Add tags to intervals'
+tags\t'Display a list of tags'
+track\t'Add intervals to the database'
+untag\t'Remove tags from intervals'
+week\t'Display chart report'
+"
+
+# Base Commands 
+complete -c timew -n "not __fish_seen_subcommand_from $commands" \
+  -a "$commands_with_description" \
+  -d "Timewarrior command"
+
+
+complete -c timew -n "not __fish_seen_subcommand_from $commands" \
+  -a "$reports" \
+  -d "Report"
+
+
+# Subcomands
+
+complete -c timew -n "__fish_seen_subcommand_from annotate" \
+  -a "$ids"
+  # @<id> [@<id> ...] <annotation>
+
+complete -c timew -n "__fish_seen_subcommand_from config" \
+  -a ""
+#[<name> [<value> | '']]
+
+complete -c timew -n "__fish_seen_subcommand_from continue" \
+  -a "$ids"
+#[@<id>] [<date>|<interval>]
+
+complete -c timew -n "__fish_seen_subcommand_from day" \
+  -a "$tags"
+#[<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from delete" \
+  -a "$ids"
+#@<id> [@<id> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from export" \
+  -a "$tags"
+#[<interval>] [<tag> ...]
+#
+complete -c timew -n "__fish_seen_subcommand_from gaps" \
+  -a "$tags"
+# [<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from get" \
+  -a ""
+# <DOM> [<DOM> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from join" \
+  -a "$ids"
+# @<id> @<id>
+
+complete -c timew -n "__fish_seen_subcommand_from lengthen" \
+  -a "$ids"
+# @<id> [@<id> ...] <duration>
+
+complete -c timew -n "__fish_seen_subcommand_from modify && not __fish_seen_subcommand_from $start_end" \
+  -a "start end"
+# (start|end) @<id> <date>
+
+complete -c timew -n "__fish_seen_subcommand_from modify && __fish_seen_subcommand_from $start_end" \
+  -a "$ids"
+# (start|end) @<id> <date>
+
+
+complete -c timew -n "__fish_seen_subcommand_from month" \
+  -a "$tags"
+# [<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from move" \
+  -a "$ids"
+# @<id> <date>
+
+complete -c timew -n "__fish_seen_subcommand_from $reports" \
+  -a "$tags $interval"
+# <report> [<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from shorten" \
+  -a "$ids"
+# @<id> [@<id> ...] <duration>
+
+complete -c timew -n "__fish_seen_subcommand_from split" \
+  -a "$ids"
+# @<id> [@<id> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from start && not __fish_seen_subcommand_from modify" \
+  -a "$tags $dates"
+# [<date>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from stop && not __fish_seen_subcommand_from modify" \
+  -a "$tags"
+# [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from summary" \
+  -a "$tags $intervals"
+# [<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from tag" \
+  -a "$ids $tags"
+# @<id> [@<id> ...] <tag> [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from tags" \
+  -a "$tags $intervals"
+# [<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from track" \
+  -a "$tags $intervals"
+# <interval> [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from untag" \
+  -a "$ids $tags"
+# @<id> [@<id> ...] <tag> [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from week" \
+  -a "$tags $intervals"
+# [<interval>] [<tag> ...]
+
+complete -c timew -n "__fish_seen_subcommand_from help" \
+  -a "$commands dates dom durations hints ranges" \
+  -d "Show help"
+
+ 
+