BoardController > SPRING_DATA_JPA

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package web.controller;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.validation.BindingResult;

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.servlet.mvc.support.RedirectAttributes;

import jakarta.validation.Valid;

import lombok.RequiredArgsConstructor;

import lombok.extern.log4j.Log4j2;

import web.dto.BoardDTO;

import web.dto.BoardListAllDTO;

import web.dto.PageRequestDTO;

import web.dto.PageResponseDTO;

import web.service.BoardService;

@Controller

@Log4j2

@RequestMapping("/board/")

@RequiredArgsConstructor

public class BoardController {

private final BoardService boardService;

@GetMapping("list")

public void getList(Model model, PageRequestDTO pageRequestDTO) {

log.info("list ..............");

//PageResponseDTO<BoardDTO> responseDTO = boardService.list(pageRequestDTO);

//PageResponseDTO<BoardListReplyCountDTO> responseDTO = boardService.listWithReplyCount(pageRequestDTO);

PageResponseDTO<BoardListAllDTO> responseDTO = boardService.listWithAll(pageRequestDTO);

log.info(responseDTO);

model.addAttribute("result", responseDTO);

}

@GetMapping("register")

public void registerGET() {

log.info("registerGET ..............");

}

@PostMapping("register")

public String registerPost(@Valid BoardDTO boardDTO, BindingResult bindingResult, RedirectAttributes rttr) {

//@Valid BoardDTO boardDTO에서 @Valid 하는 역할은 유효성 검사이다.

log.info("registerPost ..............");

if (bindingResult.hasErrors()) {

log.info("에러 ~~~~~~~~~~~~~~~~~");

rttr.addFlashAttribute("errors", bindingResult.getAllErrors());

return "redirect:/board/register"; // 유효성 검사 실패 시 등록 폼으로 리디렉션

    }

log.info(boardDTO);

// 유효성 검사 통과 후 BoardDTO 저장

Long bno = boardService.register(boardDTO);

rttr.addFlashAttribute("bno", bno);

return "redirect:/board/list"; // 등록 성공 시 게시판 목록으로 리디렉션

}

@GetMapping("read")

public void readGET(BoardDTO boardDTO, Model model, PageRequestDTO pageRequestDTO) {

log.info("read GET ..............");

boardService.readOnePlus(boardDTO.getBno()); //조회수 + 1

boardDTO = boardService.readOne(boardDTO.getBno());

model.addAttribute("changeLine", '\n'); //개행처리

// thymeleaf에서는 '' 와 'n'를 따로 인식해서 변수로 전달처리

model.addAttribute("dto", boardDTO);

}

@GetMapping("modify")

public void modifyGET(BoardDTO boardDTO, Model model, PageRequestDTO pageRequestDTO) {

log.info("modify GET ..............");

boardDTO = boardService.readOne(boardDTO.getBno());

model.addAttribute("dto", boardDTO);

}

@PostMapping("modify")

public String modifyPost(BoardDTO boardDTO, RedirectAttributes rttr, PageRequestDTO pageRequestDTO) {

log.info("modifyPost ..............");

boardService.modify(boardDTO);

return "redirect:/board/read?bno="+boardDTO.getBno()+"&"+pageRequestDTO.getLink();

}

@GetMapping("remove")

public String removeGET(BoardDTO boardDTO) {

log.info("removeGET ..............");

boardService.remove(boardDTO.getBno());

return "redirect:/board/list";

}

}