package com.bezkoder.spring.files.csv.controller;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import com.bezkoder.spring.files.csv.service.CSVService;
import com.bezkoder.spring.files.csv.helper.CSVHelper;
import com.bezkoder.spring.files.csv.message.ResponseMessage;
import com.bezkoder.spring.files.csv.model.Tutorial;
@CrossOrigin("http://localhost:8081")
@Controller
@RequestMapping("/api/csv")
public class CSVController {
@Autowired
CSVService fileService;
@PostMapping("/upload")
public ResponseEntity<ResponseMessage> uploadFile(@RequestParam("file") MultipartFile file) {
String message = "";
if (CSVHelper.hasCSVFormat(file)) {
try {
fileService.save(file);
message = "Uploaded the file successfully: " + file.getOriginalFilename();
return ResponseEntity.status(HttpStatus.OK).body(new ResponseMessage(message));
} catch (Exception e) {
message = "Could not upload the file: " + file.getOriginalFilename() + "!";
return ResponseEntity.status(HttpStatus.EXPECTATION_FAILED).body(new ResponseMessage(message));
}
}
message = "Please upload a csv file!";
return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(new ResponseMessage(message));
}
@GetMapping("/tutorials")
public ResponseEntity<List<Tutorial>> getAllTutorials() {
try {
List<Tutorial> tutorials = fileService.getAllTutorials();
if (tutorials.isEmpty()) {
return new ResponseEntity<>(HttpStatus.NO_CONTENT);
}
return new ResponseEntity<>(tutorials, HttpStatus.OK);
} catch (Exception e) {
return new ResponseEntity<>(null, HttpStatus.INTERNAL_SERVER_ERROR);
}
}
}