#!/bin/bash
set -u

STATE="OK"
MESSAGE="Sous contrôle"
ITEM_NAME=""
DATE_ECHEANCE=""

while [ "$#" -gt 0 ]; do
  case "$1" in
    --state)
      STATE="$2"
      shift 2
      ;;
    --message)
      MESSAGE="$2"
      shift 2
      ;;
    --item-name)
      ITEM_NAME="$2"
      shift 2
      ;;
    --date)
      DATE_ECHEANCE="$2"
      shift 2
      ;;
    *)
      echo "UNKNOWN - argument non reconnu: $1"
      exit 3
      ;;
  esac
done

STATE_UPPER=$(printf '%s' "$STATE" | tr '[:lower:]' '[:upper:]')
OUTPUT_SUFFIX=""

[ -n "$ITEM_NAME" ] && OUTPUT_SUFFIX="$OUTPUT_SUFFIX | item=$ITEM_NAME"
[ -n "$DATE_ECHEANCE" ] && OUTPUT_SUFFIX="$OUTPUT_SUFFIX date=$DATE_ECHEANCE"

case "$STATE_UPPER" in
  OK)
    echo "OK - $MESSAGE$OUTPUT_SUFFIX"
    exit 0
    ;;
  WARNING)
    echo "WARNING - $MESSAGE$OUTPUT_SUFFIX"
    exit 1
    ;;
  CRITICAL)
    echo "CRITICAL - $MESSAGE$OUTPUT_SUFFIX"
    exit 2
    ;;
  *)
    echo "UNKNOWN - état mock invalide: $STATE"
    exit 3
    ;;
esac