Bash functions for controlling a chromecast with google TV from the CLI

.bashrc

adbdevicecount()  
{  
  adb devices | grep -P '\sdevice$' | sed -e 's/device//g' | wc -l  
}  
  
adbkeyevent()  
{  
  if [ -z "${1}" ]; then  
    echo "oops!  Pass one arg with button.  example 'adbkeyevent ENTER'"  
  elif [ -z "${ANDROID_SERIAL}" ] && [ "$(adbdevicecount)" = '1' ]; then  
    adb shell input keyevent "${1}"  
  else  
    echo 'Error:  multiple adb devices attached and ANDROID_SERIAL is not set.  Specify which one using ANDROID_SERIAL and try again.'  
    echo ''  
    echo "Example:  Run 'adb devices'"  
    echo "          See '192.168.1.243:5555      device'"  
    echo "          export ANDROID_SERIAL='192.168.1.243:5555'"  
  fi  
}  
  
# Great references:  
#   Named keys:  https://stackoverflow.com/a/28969112/2062384  
#   All keys (numeric code):  https://gist.github.com/arjunv/2bbcca9a1a1c127749f8dcb6d36fb0bc  
alias adbplay='adbkeyevent 126'  
alias adbpause='adbkeyevent 127'  
alias adbplaypause='adbkeyevent KEYCODE_MEDIA_PLAY_PAUSE'  
alias adbright='adbkeyevent KEYCODE_DPAD_RIGHT'  
alias adbleft='adbkeyevent KEYCODE_DPAD_LEFT'  
alias adbup='adbkeyevent KEYCODE_DPAD_UP'  
alias adbdown='adbkeyevent KEYCODE_DPAD_DOWN'  
alias adbdown='adbkeyevent KEYCODE_DPAD_CENTER'  
alias adbwake='adbkeyevent KEYCODE_WAKE'  
alias adbsleep='adbkeyevent KEYCODE_SLEEP'  
alias adbenter='adbkeyevent KEYCODE_ENTER'  
alias adbback='adbkeyevent KEYCODE_BACK'  
alias adbhome='adbkeyevent KEYCODE_HOME'  
alias adbstop='adbkeyevent KEYCODE_MEDIA_STOP'  
alias adbnext='adbkeyevent KEYCODE_MEDIA_NEXT'
alias adbprevious='adbkeyevent KEYCODE_MEDIA_PREVIOUS'
alias adbrewind='adbkeyevent KEYCODE_MEDIA_REWIND'
alias adbfastforward='adbkeyevent KEYCODE_MEDIA_FAST_FORWARD'
alias adbvolumeup='adbkeyevent KEYCODE_VOLUME_UP'
alias adbvolumedown='adbkeyevent KEYCODE_VOLUME_DOWN'
alias adbvolumemute='adbkeyevent KEYCODE_MUTE'

# 5 -->  "KEYCODE_MEDIA_PLAY_PAUSE"
# 86 -->  "KEYCODE_MEDIA_STOP"
# 87 -->  "KEYCODE_MEDIA_NEXT"
# 88 -->  "KEYCODE_MEDIA_PREVIOUS"
# 89 -->  "KEYCODE_MEDIA_REWIND"
# 90 -->  "KEYCODE_MEDIA_FAST_FORWARD"

# Advice on getting the intent names:  https://gist.github.com/mcfrojd/9e6875e1db5c089b1e3ddeb7dba0f304
adbstartyoutube()
{
  adb shell am start -a android.intent.action.VIEW -n com.google.android.youtube.tv/com.google.android.apps.youtube.tv.activity.ShellActivity
}

adbstartjellyfin()
{
  adb shell am start -a android.intent.action.VIEW -n org.jellyfin.androidtv/.ui.startup.StartupActivity
}

adbstartnetflix()
{
  am start -a android.intent.action.VIEW -n android.intent.action.VIEW -d -n com.netflix.ninja/.MainActivity
}