#!/usr/bin/env bash
# SPDX-License-Identifier: GPL-3.0-or-later
set -euo pipefail

KIOSK_CONFIG_FILE="${KIOSK_CONFIG_FILE:-$HOME/.config/ha-kiosk/config}"
if [[ -r "$KIOSK_CONFIG_FILE" ]]; then
  # shellcheck source=/dev/null
  source "$KIOSK_CONFIG_FILE"
fi

: "${KIOSK_URL:?Set KIOSK_URL in ~/.config/ha-kiosk/config}"
: "${TOUCH_DEVICE_NAME:=Touchscreen Device Name}"
: "${TOUCH_DISPLAY_OUTPUT:=eDP-1}"
: "${KIOSK_DISPLAY:=:0}"
: "${KIOSK_XAUTHORITY:=$HOME/.Xauthority}"
: "${CHROME_BIN:=/usr/bin/google-chrome-stable}"
: "${CHROME_USER_DATA_DIR:=$HOME/.config/ha-kiosk/chrome-profile}"
export DISPLAY="$KIOSK_DISPLAY"
export XAUTHORITY="$KIOSK_XAUTHORITY"

# Allow the desktop and touchscreen to initialise.
sleep 2

# Map the touchscreen to the rotated built-in display.
xinput map-to-output \
  "$TOUCH_DEVICE_NAME" \
  "$TOUCH_DISPLAY_OUTPUT"

# Start Home Assistant in Chrome kiosk mode.
"$CHROME_BIN" \
  --user-data-dir="$CHROME_USER_DATA_DIR" \
  --kiosk \
  --noerrdialogs \
  --disable-session-crashed-bubble \
  --no-first-run \
  "$KIOSK_URL"