Install multiple APK files to a single or multiple devices that are connected over ADB

batch_apk_installer.sh

#!/bin/sh
package="APK Installer"
ver=1.0

# Install APK file
install_apk() {
  local filename=$1
  local device=$2
  echo "Installing '$filename' on device '$device'"
  result=$(adb -s $device install $filename)
  echo "$result"

  if ! [[ "$result" =~ .*Success.* ]]; then
    echo Failed to install "$filename" on device "$device"
    return 1
  fi
  return 0
}

POSITIONAL=()
while [[ $# -gt 0 ]]; do
  key="$1"

  case $key in
    -h|--help)
      echo "$package - Install APK files over ADB"
      echo "Version: $ver"
      echo " "
      echo "$package [options]"
      echo " "
      echo "options:"
      echo "-h, --help                Show brief help"
      echo "-n, --no-delete           Don't delete the apk files after installing."
      echo "                          Note: not using this option will delete the file regardless of a successful install"
      echo " "
      echo "This program relies on ADB, ls and grep"
      exit 0
    ;;
    -n|--no-delete)
      nodelfile=1
      shift # past argument
    ;;
    *)    # unknown option
      POSITIONAL+=("$1") # save it in an array for later
      shift # past argument
    ;;
  esac
done

set -- "${POSITIONAL[@]}" # restore positional parameters

# Check if ADB is installed
if ! command -v adb &> /dev/null; then
  echo "<adb> could not be found"
  echo "Please install the android SDK Platform-Tools"
  echo "https://developer.android.com/studio/releases/platform-tools"
  exit 1
fi

# Search for APK files
declare files=($(ls | grep '\.apk'))
set -- "${files[@]}"

if [[ "${#files[@]}" == 0 ]]; then
  echo "No APK files to install found"
  exit 1
fi

# Check for devices
declare devices=($(adb devices -l | awk '{print $1, substr($5,7,length($5))}' | tail -n +2))
declare devices_selected

if [[ "${#devices[@]}" == 0 ]]; then
  echo "Please attach a device with ADB access"
  exit 1
elif [[ "${#devices[@]}" -gt 3 ]]; then
  echo "Available devices:"
  for (( i=0; i<${#devices[@]}; i=i+2)); do
    echo "${devices[i]}     ${devices[i+1]}"
  done

  while read -p 'Select device(s): '; do
    case $REPLY in
      "q"|"quit")
        echo "Exiting program"
        exit 0
      ;;
      "a"|"all")
        for index in "${!devices[@]}"; do
        if [[ $(( index % 2 )) -eq 0 ]]; then
        devices_selected+=(${devices[$index]})
        fi
        done
        break
      ;;
      *)
        if [[ -n $REPLY ]]; then
        # Iterate over $REPLY
        for device in ${REPLY[@]}; do
          curr_length=${#devices_selected[@]}

          # Iterate over the devices array by index
          for index in "${!devices[@]}"; do
            # Check if the device matches the index
            if [[ "${devices[${index}]}" =~ (^|[^[:alpha:]])$device([^[:alpha:]]|$) ]]; then

              # Check if the index of the device from $REPLY is uneven to select the proper ID
              if [[ $(( index % 2 )) -ne 0 ]]; then
                index=$((index -1))
              fi

              sel_device="${devices[$index]}" # Select the device

              # Check if device is already present
              if ! [[ "${devices_selected[*]}" =~ (^|[^[:alpha:]])$sel_device([^[:alpha:]]|$) ]]; then
                devices_selected+=("$sel_device")
              else
                continue 2 # Device already present
              fi
            fi
          done

          new_length=${#devices_selected[@]}

          # Check if the device actually exists
          if [[ "$curr_length" -eq "$new_length" ]]; then
            echo "Device $device does not exist"
          fi

        done
        break
        fi
        echo "No device selected. Select a device ('a' or 'all' for all devices) or send 'q' or 'quit' to exit the program."
      ;;
    esac
  done
else # default to the first device
  devices_selected+=(${devices[0]})
fi

echo "Selected device(s):" "${devices_selected[@]}"

# Install APK files
for filename in "${files[@]}"; do
  for device in "${devices_selected[@]}"; do
    install_apk "$filename" "$device" &
  done
  wait

  # Delete APK file
  if [[ -z "$nodelfile" ]]; then
    rm "$filename"
  fi
done
exit 0