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|
#!/usr/bin/env sh
set -eu -o pipefail
CONFIG_ORG_DIRECTORY=${CONFIG_ORG_DIRECTORY:-"$HOME/nixos/extras/notes"}
datefmt='%Y-%m-%d'
datetimefmt='%Y-%m-%d %H:%M:%S'
weekdaynum() { echo "$(($(date -d "$1" +%u) % 7))"; }
today=$(date "+$datefmt")
weekincrement="${1:-0}"
target=$(date -d "$weekincrement weeks" "+$datefmt")
weekstart=$(date -d "$target -$(weekdaynum "$target") days" "+$datefmt")
nextweekstart=$(date -d "$target -$(weekdaynum "$target") days +1 week" "+$datefmt")
fetch_schedule() {
# TODO: Exclude DONE tasks
rg -i -g '**/*.org' --vimgrep --multiline \
'^\*+\s+(?<heading>.+)\n(^[^*]*\n)*^((?<type>SCHEDULED|DEADLINE)\s*:)?\s*<(?<date>[^>]*)>(--<(?<enddate>[^>]*)>)?' \
--replace '§$heading§$type§$date§$enddate' \
"$CONFIG_ORG_DIRECTORY" \
| sed -E 's/:[0-9]+:[0-9]+://'
}
# :: Date -> Date
parse_start_date() {
echo "$1" | sed -E 's/^([0-9]+-[0-9]+-[0-9]+)\s*.*/\1/'
}
# :: ScheduleType -> Date -> End Date -> [Date]
parse_date_range() {
[ -z "$2" ] && return 0
parsed_date=$(parse_start_date "$2")
if [ "$1" = "DEADLINE" ]; then
for i in $(seq 1 2); do
local d=$(date -d "$parsed_date -$i days" "+$datefmt" || true)
if [ "$d" \> "$today" ] || [ "$d" = "$today" ]; then echo "$d"; fi
done
date -d "$parsed_date" "+$datefmt" || true
else
# TODO: Parse end date
# TODO: Parse repeat syntax +x as well
date -d "$parsed_date" "+$datefmt" || true
fi
}
date_between() {
([ "$1" \> "$2" ] || [ "$1" = "$2" ]) && [ "$1" \< "$3" ]
}
weeks_events() {
fetch_schedule | while IFS=§ read file heading scheduletype original_date end_date; do
parse_date_range "$scheduletype" "$original_date" "$end_date" | while IFS= read applied_date; do
day_of_week=$(date -d "$applied_date" +%A 2>/dev/null || true)
if ! [ -z "$applied_date" ] && (date_between "$applied_date" "$weekstart" "$nextweekstart"); then
parsed_date="$(parse_start_date "$original_date")"
echo -e "$day_of_week§$heading§$scheduletype§$original_date§$parsed_date§$applied_date"
fi
done
done
}
date_from_day() {
date -d "$weekstart +$(weekdaynum "$1") days" +"$datefmt";
}
relative_date_diff() {
start_sec=$(date -d "$1" +%s)
end_sec=$(date -d "$2" +%s)
diff=$((end_sec - start_sec))
days=$((diff / 86400))
if [ $diff = 0 ]; then echo "today"
elif [ $diff -gt 0 ]; then echo "in $days days"
else echo "$((days * -1)) days ago"
fi
}
events=$(weeks_events)
cols=$(tput cols)
days_of_week="Sunday Monday Tuesday Wednesday Thursday Friday Saturday"
for day_of_week in ${days_of_week}; do
echo -e "\033[38;5;73m${day_of_week} \033[1m($(date_from_day "$day_of_week"))\033[0m"
(echo "$events" | grep "^$day_of_week" || true) | \
while IFS=§ read _ heading scheduletype original_date real_date date; do
eventstyle=""
if [ "$scheduletype" = "DEADLINE" ]; then
eventstyle=$([ "$date" = "$real_date" ] \
&& echo "\033[38;5;160m" \
|| echo "\033[38;5;172m")
fi
printf "\033[38;5;243m%${cols}s\033[0m" "($original_date) "
echo -e "\r ${eventstyle}\033[1m${heading}\033[0m ($(relative_date_diff "$today" "$real_date"))"
done
done
|
