#!/bin/bash

helpFunction()
{
   echo "Usage: $0 -H <Host IP address> -p <port> -P <Project Name>"
   echo "  -p: port default 8080"
   echo "  -P: Project Name WITHOUT URL-Encoded"
}

host_port=8080

while getopts "H:p:P:h" opt
do
   case "$opt" in
      H ) host_ip="$OPTARG" ;;
      p ) host_port="$OPTARG" ;;
      P ) project_name="$OPTARG" ;;
      h ) help=1 ;;
   esac
done

if [ "$help" == 1 ]
then
    helpFunction
    exit 0
fi

# Confirm required args
if [ -z "$host_ip" ] || [ -z "$project_name" ]
then
   echo "Command argument error:Some or all of the parameters are empty.";
   helpFunction
   exit 3
fi

urlencode() {
  local string="$1"
  local length="${#string}"

  for ((i = 0; i < length; i++)); do
    local char="${string:i:1}"
    case $char in
      [a-zA-Z0-9.~_-])
        printf "$char"
        ;;
      *)
        printf '%%%02X' "'$char"
        ;;
    esac
  done
}

project_urlencoded=$(urlencode "$project_name")
apiurl=http://$host_ip:$host_port/job/$project_urlencoded/lastBuild/api/json

res_json=$(curl -f $apiurl) || {
  echo "CRITICAL - Failed to fetch data from: $apiurl"
  exit 3
}
res_result=$(echo "$res_json" | jq -r '.result')

if [ "$res_result" == "SUCCESS" ]; then
  echo "OK - Build was successful!"
  exit 0
else
  echo "CRITICAL - Build failed! Please check response: $apiurl"
  exit 2
fi