Module common

Define error types of operations.

• INVALID_OPERATION: The operation is invalid, perhaps causeed by the duplicated operations.
• INTERNAL_ERROR: The remote service is temporarily unavailable.
• INSUFFICIENT_PRIVILEGES: The operation is only applicable for host or manager.
• OPERATION_TIMEOUT: The operation is timeout, try again later.
• IMPROPER_MEETING_STATE: The user is not in meeting, refer to the relevant reason for the detail.
• closed: The meeting is not joined.
• on hold: You are on hold.
• reconnecting: The meeting is reconnecting.
• INVALID_PARAMETERS: The parameters passing to the method is invala, perhaps the wrong user id or the wrong value, refer to the relevant reason for the detail.
• OPERATION_LOCKED: The operation can not be completed because the relevant property is locked, refer to the relevant reason for the detail.

The result of asynchronous operation. It is a promise object.

• '': Success
• ExecutedFailure: Failure. Use .catch(error=>{}) or try{ *your code* }catch(error){} to handle the errors.