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function timer
set usage "Usage: timer [-q] <minutes to wait>"
if test (count $argv) -lt 1
echo $usage
return 1
end
for i in (seq 1 (count $argv))
if test $argv[$i] = "-q"
set quiet 1
else if test $argv[$i] -gt 0
set time $argv[$i]
else
echo $usage
return 1
end
end
if not set -q time
echo $usage
return 1
end
for i in (seq 1 $time)
sleep 1m
echo (string replace -r '0m left' ready! (echo (math $time - $i)m left))
end
if not set -q quiet
alert -l
end
end
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