CustomerController.java

package org.example.controller;

import jakarta.validation.Valid;
import org.example.model.Customer;
import org.example.service.CustomerService;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

@RestController
@RequestMapping("/customers")
public class CustomerController {

    private final CustomerService customerService;

    public CustomerController(CustomerService customerService) {
        this.customerService = customerService;
    }

    @PostMapping
    @ResponseStatus(HttpStatus.CREATED)
    public Customer createCustomer(@Valid @RequestBody Customer customer) {
        return customerService.createCustomer(customer);
    }

    @GetMapping
    public List<Customer> getAllCustomers() {
        return customerService.getAllCustomers();
    }

    @GetMapping("/{email}")
    public Customer getCustomerByEmail(@PathVariable String email) {
        return customerService.getCustomerByEmail(email);
    }

    @PutMapping("/{email}")
    public Customer updateCustomer(@PathVariable String email, @Valid @RequestBody Customer customer) {
        return customerService.updateCustomer(email, customer);
    }

    @DeleteMapping("/{email}")
    @ResponseStatus(HttpStatus.NO_CONTENT)
    public void deleteCustomer(@PathVariable String email) {
        customerService.deleteCustomer(email);
    }
}