Output a .json file for TRINA server configuration. Use tih as a stub to attach quote marks to vairables' provide verbose and help output with scripts, and to cat multiline text. Will be updated s oon

trina-config.sh

#!/bin/bash

verbose(){
    cat $output
} 
help(){
    echo "trina-config: generate json file for the trina server"
    echo "usage : trina-config"
    echo "-h output this message"
    echo "-v print out the json output"
} 

#put quotes if the variable is not null
nullcheck(){
if [ "$1" == "null" ];then
    echo $1
else    
     echo -e \"$1\"
fi
}


#generate the .json output, push it to the file
#using bash trickery (refer to nullcheck()) to put quotes if arg is not null
makejson(){
    rm -f $output
    cat >$output<<EOL
     # generated by trina-config script. Run the script again,
     # or modify manually toupdate config.
    {
      
      "torso_enabled":true,
      "left_gripper_enabled":true,
      "right_gripper_enabled":true,
      "left_gripper":"reflex",
      "right_gripper":"reflex",
      "base_enabled":true,
      "klampt_model":"klampt_models/ebolabot_col.rob"
      "motion_computer_ip":$(nullcheck $motion_ip),
      "state_server_computer_ip":$(nullcheck $state_ip),
      "torso_vision_computer_ip":$(nullcheck $torso_vis_ip),
      "left_hand_vision_computer_ip":$(nullcheck $left_vis_ip),
      "right_hand_vision_computer_ip":$(nullcheck $right_vis_ip),
      "pointer_arduino_ip":$(nullcheck $pointer_ard_ip),
      "remote_start_arduino_ip":$(nullcheck remote_ard_ip),
      "ui_computer_ip":$(nullcheck $ui_computer_ip),
      "gamepad_port":$(nullcheck gamepad_p),
      "slider_port":$(nullcheck slider_p),
      "haptic_server_computer_ip":$(nullcheck $haptic_ip),
    }
EOL
}

#file
output=/home/trina/iml-internal/Ebolabot/Common/system_config.json
if [ -z $1 ];then
    help
exit 1

else
    #IP adresses, arguments
    motion_ip=$1
    state_ip=$2
    torso_vis_ip=null
    left_vis_ip=null
    right_vis_ip=null
    pointer_ard_ip=null
    remote_ard_ip=null
    ui_computer_ip=$ROS_IP    
    gamepad_p=null
    slider_p=null
    haptic_ip="tcp://192.168.0.103:3456"

    makejson
    
    if [ "$verbose" == true ]; then
        verbose
    fi
fi