#!/usr/bin/env bash

calcurse_filter_between() {
	local start="$1"
	local end="$2"
	timeout 5 calcursed -G --filter-type=apt --filter-start-from="$start" --filter-end-to="$end"
}

dateoffset() {
	local dt="$1"
	local dt_offset="$2"
	local -a args=("+$dt")
	if [[ -n "$dt_offset" ]]; then
		args+=(-d "$dt_offset")
	fi
	date "${args[@]}"
}

case "$BLOCK_BUTTON" in
1)
	# send a notification with todays appointments
	notify "$(calcurse-upcoming -d 2)"
	;;
3)
	# open calcurse in my terminal
	# https://purarue.xyz/d/cross-platform/launch?dark
	launch calcursed
	;;
esac

calcurse_status() {
	# Find things on my calendar that are starting after now, today
	# and meetings that are on my calendar, at any time today
	today_coming_up="$(calcurse_filter_between "$(dateoffset '%m/%d/%Y %H:%M')" "$(dateoffset '%m/%d/%Y')" | wc -l)"
	tomorrow="$(calcurse_filter_between "$(dateoffset '%m/%d/%Y' '+1 day')" "$(dateoffset '%m/%d/%Y' '+1 day')" | wc -l)"

	if ((today_coming_up == 0 && tomorrow == 0)); then
		echo 0
		# if today is zero, just 0/tomorrow
	elif ((today_coming_up == 0)); then
		printf '0/%s\n' "$tomorrow"
	else
		# today_coming_up > 0 in this case
		if ((tomorrow > 0)); then
			# print items upcoming / total items today
			printf '%s/%s\n' "$today_coming_up" "$tomorrow"
		else
			printf '%s\n' "$today_coming_up"
		fi
	fi
}

if [[ -z "$CALCURSE_DIR" ]]; then
	# shellcheck disable=SC2016
	notify 'No $CALCURSE_DIR set'
	exit 1
fi

caltext() {
	SYNC_CONFLICTS="$(sync-conflicts "$CALCURSE_DIR" 2>/dev/null | wc -l)"
	if [[ "$SYNC_CONFLICTS" -gt 0 ]]; then
		printf "%s \n" "$(calcurse_status)"
	else
		calcurse_status
	fi
}

if [[ -n "${STATUS_JSON:-}" ]]; then
	jq -rcn --arg text "$(caltext)" --arg hover "$(calcurse-upcoming -d 2)" '{"text": $text, "tooltip": $hover}'
else
	caltext
fi