#!/bin/bash

#
#	License type: BSD 3-Clause License
#	License copy: https://github.com/Telecominfraproject/wlan-cloud-ucentralgw/blob/master/LICENSE
#
#	Created by Stephane Bourque on 2021-03-04.
#	Arilia Wireless Inc.
#

if [[ "$(which jq)" == "" ]]
then
  echo "You need the package jq installed to use this script."
  exit 1
fi

if [[ "$(which curl)" == "" ]]
then
  echo "You need the package curl installed to use this script."
  exit 1
fi

if [[ "${UCENTRALSEC}" == "" ]]
then
  echo "You must set the variable UCENTRALSEC in order to use this script. Something like"
  echo "UCENTRALSEC=security.isp.com:16001"
  exit 1
fi

if [[ "${FLAGS}" == "" ]]
then
	FLAGS="-s"
fi

token=""
result_file=result.json
username="tip@ucentral.com"
password="openwifi"
browser_list=(firefox sensible-browser xdg-open w3m links links2 lynx youtube-dl)
browser=""

login() {
  payload="{ \"userId\" : \"$username\" , \"password\" : \"$password\" }"
  token=$(curl ${FLAGS} -X POST -H "Content-Type: application/json" -d "$payload" "https://${UCENTRALSEC}/api/v1/oauth2" | jq -r '.access_token')

  if [[ "${token}" == "" ]]
  then
  	echo "Could not login. Please verify the host and username/password."
    exit 13
  fi
  echo "${token}" > token.json
  setfms
}

findbrowser() {
	if [[ "${browser}" != "" ]]
	then
		echo
	elif [[ "$(uname)" == "Darwin" ]]
	then
		browser=open
	else
		BROWSER_LIST=(firefox sensible-browser xdg-open w3m links links2 lynx youtube-dl)
		for br_name in "${browser_list[@]}"
		do
			if [[ $(which ${br_name}) != "" ]]
			then
				browser=${br_name}
				break
			fi
		done
	fi
}

setfms() {
	curl  ${FLAGS} -X GET "https://${UCENTRALSEC}/api/v1/systemEndpoints" \
        -H "accept: application/json" \
        -H "Authorization: Bearer ${token}"  > ${result_file}
#	jq < ${result_file}

	for index in {0..10}
	do
		endpointlocation=".endpoints[${index}].uri"
	endpointlocationtype=".endpoints[${index}].type"
	rawurl="$(cat ${result_file} | jq -r ${endpointlocation})"
	svctype="$(cat ${result_file} | jq -r ${endpointlocationtype})"
	proto="$(echo $rawurl | grep :// | sed -e's,^\(.*://\).*,\1,g')"
	url="$(echo ${rawurl/$proto/})"
	user="$(echo $url | grep @ | cut -d@ -f1)"
	hostport="$(echo ${url/$user@/} | cut -d/ -f1)"
	host="$(echo $hostport | sed -e 's,:.*,,g')"
	port="$(echo $hostport | sed -e 's,^.*:,:,g' -e 's,.*:\([0-9]*\).*,\1,g' -e 's,[^0-9],,g')"
	path="$(echo $url | grep / | cut -d/ -f2-)"
	if [[ ${url} != "null" ]]
		then
		if [[ ${svctype} == "ucentralfms" ]]
			then
# echo "url: $url"
# echo "  proto: $proto"
#			echo "  user: $user"
#			echo "  host: $host"
#			echo "  port: $port"
#			echo "  path: $path"
			UCENTRALFMS="${url}"
			break
		fi
	fi
	done
	echo "Using ${UCENTRALFMS}..."
}

logout() {
  curl  ${FLAGS} -X DELETE -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALSEC}/api/v1/oauth2/${token}"
  rm -rf token.json
}

getfirmwares() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/firmwares?deviceType=$1" > ${result_file}
	jq < ${result_file}
}

latestfirmware() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/firmwares?latestOnly=true&deviceType=$1" > ${result_file}
    jq < ${result_file}
}

revisions() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/firmwares?revisionSet=true" > ${result_file}
    jq < ${result_file}
}

devicetypes() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/firmwares?deviceSet=true" > ${result_file}
    jq < ${result_file}
}

firmwareage() {
    curl  ${FLAGS} -G -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/firmwareAge" --data-urlencode "deviceType=$1" --data-urlencode "revision=$2" > ${result_file}
    jq < ${result_file}
}

gethistory() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/revisionHistory/$1" > ${result_file}
    jq < ${result_file}
}

connecteddevice() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/connectedDevice/$1" > ${result_file}
    jq < ${result_file}
}

connecteddevices() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/connectedDevices" > ${result_file}
    jq < ${result_file}
}

devicereport() {
    curl  ${FLAGS} -X GET -H "Content-Type: application/json" \
        -H "Authorization: Bearer ${token}" \
        "https://${UCENTRALFMS}/api/v1/deviceReport" > ${result_file}
    jq < ${result_file}
}

fmsversion() {
    curl  ${FLAGS} -X GET "https://${UCENTRALFMS}/api/v1/system?command=version" \
        -H "accept: application/json" \
        -H "Authorization: Bearer ${token}" > ${result_file}
    jq < ${result_file}
}

fmstimes() {
    curl  ${FLAGS} -X GET "https://${UCENTRALFMS}/api/v1/system?command=times" \
        -H "accept: application/json" \
        -H "Authorization: Bearer ${token}" > ${result_file}
    jq < ${result_file}
}


help() {
  echo
  echo
}

shopt -s nocasematch
case "$1" in
    "login") login; help  ; logout ;;
    "getfirmwares") login; getfirmwares "$2"; logout ;;
    "latestfirmware") login; latestfirmware "$2"; logout ;;
    "revisions") login; revisions; logout ;;
    "devicetypes") login; devicetypes; logout ;;
    "firmwareage") login; firmwareage "$2" "$3"; logout ;;
    "gethistory") login; gethistory "$2"; logout ;;
    "connecteddevices") login; connecteddevices ; logout ;;
    "connecteddevice") login; connecteddevice "$2" ; logout ;;
    "devicereport") login; devicereport; logout ;;
    "fmsversion") login; fmsversion; logout ;;
    "fmstimes") login; fmstimes; logout ;;
    *) help ;;
esac