#!/bin/sh

# SPDX-License-Identifier: AGPL-3.0-or-later
# Copyright 2024 Jacob D Ludvigsen (contributions@ingeniorskap.no) 
# https://gitlab.com/papiris/geobridge
# MODIFIED 2026 ethical_haquer
# https://github.com/waydroid/waydroid/issues/226#issuecomment-3733805954
# optimization and devbox setup additions by randogoth

# This script bridges basic geolocation info
# from Geoclue-2 running on the host system into Waydroid.
# Current location is parsed from the example "where-am-i" geoclue agent,
# and sent via adb to the mock location provider "appium"
# running in the Waydroid container.

find_where_am_i() {
  # prefer PATH, then common locations (Nix and FHS installs)
  if command -v where-am-i >/dev/null 2>&1; then
    command -v where-am-i
    return 0
  fi

  for candidate in \
    /usr/libexec/geoclue-2.0/demos/where-am-i \
    /nix/store/*geoclue*/libexec/geoclue-2.0/demos/where-am-i
  do
    if [ -x "$candidate" ]; then
      printf '%s\n' "$candidate"
      return 0
    fi
  done

  return 1
}

extract_number() {
  # return first numeric value from a line, stripping units/symbols
  printf '%s\n' "$1" | awk '{
    for (i = 1; i <= NF; i++) {
      candidate = $i
      gsub(/[^0-9.+-]/, "", candidate)
      if (candidate ~ /^-?[0-9]+(\.[0-9]+)?$/) {
        print candidate
        exit
      }
    }
  }'
}


if [ "$1" = "--init" ]; then
  # make sure you've connected host system adb to the Waydroid container before running this program
  
  # download appium settings android app
  wget https://github.com/appium/io.appium.settings/releases/download/v7.0.10/settings_apk-debug.apk \
  -O /tmp/appium.apk
  
  # install appium in Waydroid container,
  # don't grant permissions
  waydroid app install /tmp/appium.apk
  
  # allow to set Android location via api
  adb shell settings put global hidden_api_policy  1
  # allow appium to set mock location
  adb shell appops set io.appium.settings \
  android:mock_location allow
  # allow appium access to location data
  adb shell pm grant io.appium.settings \
  android.permission.ACCESS_FINE_LOCATION
  
  echo initialized
fi

lat=
long=
alt=

where_am_i="$(find_where_am_i)" || {
  echo "Cannot find where-am-i demo agent; install geoclue demo or adjust path." >&2
  exit 1
}

while true
do
  # long-running command
  "$where_am_i" \
  --timeout=30 \
  --accuracy-level=8 |
    while IFS= read -r line
    do
      # parse output from geoclue agent
      case "$line" in
        (New*)
          lat=
          long=
          alt=
          ;;
        (Latitude:*)
          lat="$(extract_number "$line")"
          ;;
        (Longitude:*)
          long="$(extract_number "$line")"
          ;;
        (Altitude:*)
          alt="$(extract_number "$line")"
          ;;
      esac
      
      # check that all location values have been assigned
      if [ -n "$long" ] && [ -n "$lat" ]; then
        alt="${alt:-0}"
        # start/update appium service in Waydroid container with location
        adb shell am start-foreground-service --user 0 \
        -n io.appium.settings/.LocationService \
        --es longitude "$long" \
        --es latitude "$lat" \
        --es altitude "$alt" > /dev/null
        
        echo "Location updated: $lat, $long (alt $alt)"
        lat=
        long=
        alt=
      fi
      
  done
done