VehicleController.java

package com.crimeLink.analyzer.controller;

import com.crimeLink.analyzer.entity.Vehicle;
import com.crimeLink.analyzer.service.VehicleService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

import org.springframework.format.annotation.DateTimeFormat;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;

import java.util.List;

@RestController
@RequestMapping("/api/vehicles")
public class VehicleController {

    @Autowired
    private VehicleService vehicleService;

    @GetMapping
    public ResponseEntity<List<Vehicle>> getVehicles(){
        try {
            List<Vehicle> vehicles = vehicleService.getAllVehicles();
            return ResponseEntity.ok(vehicles);
        } catch (Exception e) {
            e.printStackTrace();
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
        }
    }

    @PostMapping
    public ResponseEntity<Vehicle> addVehicle(@RequestBody Vehicle vehicle){
        try {
            Vehicle savedVehicle = vehicleService.addVehicle(vehicle);
            return ResponseEntity.status(HttpStatus.CREATED).body(savedVehicle);
        } catch (Exception e) {
            e.printStackTrace();
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
        }
    }

    @GetMapping("/{id}")  // ← Path variable: /api/vehicles/5
    public ResponseEntity<Vehicle> getVehicleById(@PathVariable Long id) {

        try {
            Vehicle vehicle = vehicleService.getVehicleById(id);
            if (vehicle != null) {
                return ResponseEntity.ok(vehicle);
            }
            return ResponseEntity.notFound().build();
        } catch (Exception e) {
            e.printStackTrace();
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
        }
    }

    @DeleteMapping("/{id}")
    public ResponseEntity<Void> deleteVehicle(@PathVariable Long id) {
        try {
            vehicleService.deleteVehicle(id);
            return ResponseEntity.noContent().build();
        } catch (Exception e) {
            e.printStackTrace();
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
        }
    }
    @PutMapping("/{id}")
    public ResponseEntity<Vehicle> updateVehicle(@PathVariable Long id,@RequestBody Vehicle vehicleDetails){
        try{
            Vehicle updatedVehicle = vehicleService.updateVehicle(id, vehicleDetails);

            if(updatedVehicle != null){
                return ResponseEntity.ok(updatedVehicle);
            }
            return ResponseEntity.notFound().build();
        }catch (Exception e){
            e.printStackTrace();
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).build();
        }
    }
    @GetMapping(value = "/report/pdf", produces = MediaType.APPLICATION_PDF_VALUE)
    public ResponseEntity<byte[]> getPlateRegistryReportPdf(
            @RequestParam(value = "start", required = false) String start,
            @RequestParam(value = "end", required = false) String end
    ) {
        byte[] pdfBytes = vehicleService.generatePlateRegistryReportPdf(start, end);

        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_PDF);
        headers.setContentDispositionFormData("attachment", "plate-registry-report.pdf");

        return new ResponseEntity<>(pdfBytes, headers, HttpStatus.OK);
    }
}