//key is device, value = str
let sentValues= {};

function sendError(func, device, weight, str, extra, tb_output, instance, type) {
  // if ((weight === ERRWEIGHT.DEBUG) && (instance.CONFIG.debug === false)){
  //   return; // Allow debug messages only if CONFIG.debug is active
  // }

  let key = device;
  if(type != undefined) key = type;

  if(sentValues.hasOwnProperty(key))
  {
    if(sentValues[key] == str) 
    {
      return;
    }
  }

  sentValues[key] = str;

  let content = {
    "type": weight,
    "status": "new",
    "source": {
      "func":func,
      "component":instance.id,
      "component_name":instance.name,
      "edge":device
    },
    "message":str,
    "message_data": extra
  };

  let msg = {};
  msg[device] = [
    {
      "ts": Date.now(),
      "values": {
        "_event":content
      }
    }
  ];

  // Msg can be outputted from components only after configuration
  /*if (canSendErrData()){
    sendBufferedErrors();
  } else {
    bufferError(msg);
  }*/
  instance.send(tb_output, msg); // Even if error server is unavailable, send this message to output, for other possible component connections

}


let ERRWEIGHT = {
  EMERGENCY: "emergency", // System unusable
  ALERT: "alert",         // Action must be taken immidiately
  CRITICAL: "critical",   // Component unable to function
  ERROR: "error",         // Error, but component able to recover from it
  WARNING: "warning",     // Possibility of error, system running futher
  NOTICE: "notice",       // Significant message but not an error, things user might want to know about
  INFO: "informational",  // Info
  DEBUG: "debug"          // Debug - only if CONFIG.debug is enabled
};


module.exports = {
  sendError,
  ERRWEIGHT
}