[스프링부트(Spring Boot)]8. 스프링부트 블로그 v1

package com.metacoding.blogv1.board;

import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;

import java.util.List;

// 책임: 요청잘받고 응답잘하고
@Controller //컴퍼넌트 스캔 -> DS가 활용
public class BoardController {


    private BoardService boardService;


    //DI : 의존성 주입 -> IoC로 부터 들고옴
    public BoardController(BoardService boardService) {
        this.boardService = boardService;
    }

    @PostMapping("/board/{id}/update")
    public String update(@PathVariable("id") int id, String title, String content) {
        // update board_tb set title=?, content=? where id =?
        //주소로 받는 데이터는 where에 걸린다
        System.out.println("id: " + id + " title: " + title + " content: " + content);
        return "redirect:/board/" + id;
    }

    @PostMapping("/board/{id}/delete")
    public String delete(@PathVariable int id) {
        System.out.println("id: " + id); //id로 db가서 삭제하면 됨.
        return "redirect:/";
    }

    @PostMapping("/board/save")
    public String save(String title, String content) {
        boardService.게시글쓰기(title, content);
        return "redirect:/"; //주소가 만들어져있으면 리다이렉션
    }


    @GetMapping("/")
    public String list(Model model) {
        List<Board> boards = boardService.게시글목록(); //request 담기
        model.addAttribute("models", boards);
        return "list";// forward
    }

    @GetMapping("/board/{id}") //패턴 매칭 /board/1, 2, 3
    public String detail(@PathVariable("id") int id, Model model) {
        Board board = boardService.게시글상세보기(id);
        model.addAttribute("model", board);
        return "detail";
    }

    @GetMapping("/board/save-form") //주소는 (하이픈 사용)
    public String saveForm() {
        return "save-form";
    }

    @GetMapping("/board/{id}/update-form")
    public String updateForm(@PathVariable("id") int id) {
        return "update-form";
    }

}