#!/usr/bin/env sh
set -eu

ROOT_DIR="$(CDPATH= cd -- "$(dirname "$0")/../.." && pwd)"
CALENDAR_DIR="$ROOT_DIR/calendar"
DIST_DIR="$CALENDAR_DIR/dist"
PORT=${PORT:-4173}
URL=${1:-"http://127.0.0.1:$PORT/?mode=background&theme=default&orientation=portrait"}
OUT_PNG=${2:-"$DIST_DIR/kindlebg.png"}
OUT_REGION=${3:-"$DIST_DIR/clock-region.json"}

cd "$CALENDAR_DIR"
npm run build >/dev/null

python3 -m http.server "$PORT" -d "$DIST_DIR" >/tmp/kindle-calendar-http.log 2>&1 &
SERVER_PID=$!
trap 'kill "$SERVER_PID" 2>/dev/null || true' EXIT INT TERM

sleep 1
/usr/bin/swift "$CALENDAR_DIR/scripts/export-kindle-background.swift" "$URL" "$OUT_PNG" "$OUT_REGION"

node "$CALENDAR_DIR/scripts/generate-dashboard-manifest.mjs" >/dev/null

cat "$OUT_REGION"