package com.bill.electricity.controller; import com.bill.electricity.entity.Bill; import com.bill.electricity.repository.BillRepository; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.*; import java.util.List; @RestController @RequestMapping("/api") @CrossOrigin(origins = "*") // allows Angular frontend to call public class BillController { @Autowired private BillRepository billRepository; @GetMapping("/viewBills") public ResponseEntity getAllBills() { List bills = billRepository.findAll(); return ResponseEntity.ok(bills); } }