New customer requirements
1. The customer's employees need an irregular assignment or support.
2. Customer staff should promptly go to the branch office for punching
3. The customer staff's punching data should be promptly distributed to the target Branch
4. The implementation functions are as follows:
1) Each branch must obtain the staff's punching verification data from the attendance machine in a timely manner.
2) Each branch must upload employee attendance verification data to the server in a timely manner.
3) Each branch must promptly call out the attendance verification data of the transferred employee from the server.
4) Each branch company needs to synchronize employee data to its attendance machine in a timely manner.
5) the employees who are about to arrive can be punched out in time.
6) Each attendance machine has the maximum capacity. Therefore, the employee data deletion function is added.
Find time and share the code for your reference.
Secondary Development of central control attendance machine: flexible employee allocation