package io.company.localhost.controller.api;

import java.math.BigInteger;
import java.nio.charset.StandardCharsets;
import java.sql.Blob;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import io.company.localhost.common.annotation.ReqMap;
import io.company.localhost.common.dto.ApiResponse;
import io.company.localhost.common.dto.MapDto;
import io.company.localhost.service.LocalBordService;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;

@RestController
@RequestMapping("/api/board")
@RequiredArgsConstructor
@Slf4j
public class BoardController {
    private final LocalBordService boardService;
    
    //공지사항
    @GetMapping("/notices")
    public ApiResponse<List<MapDto>> getNotices() {
        return ApiResponse.ok(boardService.getNotices());
    }
    //비밀,자유게시판
    @GetMapping("/general")
    public ApiResponse<List<MapDto>> getGeneralPosts() {
    	List<MapDto> posts = boardService.getGeneralPosts();
        for (Map<String, Object> post : posts) {
            Object content = post.get("content");
            if (content instanceof Blob) {
                Blob blob = (Blob) content;
                try {
                    post.put("content", new String(blob.getBytes(1, (int) blob.length()), StandardCharsets.UTF_8));
                } catch (Exception e) {
                    post.put("content", ""); // 변환 실패 시 기본 값 설정
                }
            }
        }
        return ApiResponse.ok(posts);
    }
    //게시물 작성
    @PostMapping
    public ApiResponse<?> createBoard(@ReqMap MapDto map) {
    	 BigInteger createdIdx = boardService.createBoard(map); // 작성된 게시물의 idx를 반환
    	    Map<String, Object> responseData = new HashMap<>();
    	    responseData.put("boardId", createdIdx);
    	    responseData.put("message", "게시물이 작성되었습니다.");
    	    return ApiResponse.ok(responseData);
    }
    // 첨부파일 추가
    @PostMapping("/{boardId}/attachments")
    public ApiResponse<String> uploadAttachment(
		@PathVariable("boardId") Long boardId,
	    @RequestParam(name = "file") MultipartFile file,
	    @RequestParam(name = "CMNFLEPAT") String filePath,
	    @RequestParam(name = "CMNFLEORG") String originalFileName,
	    @RequestParam(name = "CMNFLEEXT") String fileExtension,
	    @RequestParam(name = "CMNFLESIZ") Long fileSize,
	    @RequestParam(name = "CMNFLEREG") Long registrantId,
	    @RequestParam(name = "CMNFLENAM") String fileName
    ) {
        // 데이터 준비
    	MapDto fileData = new MapDto();
        fileData.put("CMNBRDSEQ", boardId);
        fileData.put("CMNFLENAM", fileName); // 업로드된 파일 이름
        fileData.put("CMNFLEORG", originalFileName);
        fileData.put("CMNFLEPAT", filePath);
        fileData.put("CMNFLEEXT", fileExtension);
        fileData.put("CMNFLESIZ", fileSize);
        fileData.put("CMNFLEREG", registrantId);
        fileData.put("CMNFLERDT", new Date()); // 등록일 현재 시간

        log.info("Uploading attachment for board ID: {}", boardId);

        // 파일 데이터 저장
        boardService.addAttachment(fileData);

        return ApiResponse.ok("첨부파일이 저장되었습니다.");
    }
    
    // 게시물 상세보기
    @GetMapping("/{boardId}")
    public ApiResponse<Map<String, Object>> getBoardDetail(@PathVariable Long boardId) {
        log.info("Fetching details for board ID: {}", boardId);

        // 게시물 상세정보 조회
        MapDto boardDetail = boardService.getBoardDetail(boardId);

        // 첨부파일 목록 조회
        List<MapDto> attachments = boardService.getAttachments(boardId);

        // 댓글 목록 조회
        List<MapDto> comments = boardService.getComments(boardId.intValue());

        // 결과 조합
        Map<String, Object> result = new HashMap<>();
        result.put("boardDetail", boardDetail);
        result.put("attachments", attachments);
        result.put("comments", comments);

        return ApiResponse.ok(result);
    }


    // 게시물 삭제
    @DeleteMapping("/{boardId}")
    public ApiResponse<String> deleteBoard(@PathVariable Long boardId, @ReqMap MapDto map) {
        map.put("LOCBRDSEQ", boardId);
        log.info("Deleting board with ID: {}", boardId);
        boardService.deleteBoard(map);
        return ApiResponse.ok("게시물이 삭제되었습니다.");
    }
    //게시물 수정
    @PutMapping
    public ApiResponse<String> updateBoard(@ReqMap MapDto map) {
        boardService.updateBoard(map);
        return ApiResponse.ok("게시물이 수정되었습니다.");
    }
    //게시물과 댓글에 좋아요/싫어요 추가
    @PostMapping("/{boardId}/reaction")
    public ApiResponse<String> reactToBoard(@PathVariable Long boardId, @ReqMap MapDto map) {
    	map.put("LOCBRDSEQ", boardId);
        boardService.reactToBoard(map);
        return ApiResponse.ok("반응이 추가되었습니다.");
    }
    //댓글/대댓글 조회
    @GetMapping("/{boardId}/comments")
    public ApiResponse<List<MapDto>> getComments(@PathVariable int boardId) {
        return ApiResponse.ok(boardService.getComments(boardId));
    }
    //댓글/대댓글 작성
    @PostMapping("/{boardId}/comment")
    public ApiResponse<String> addCommentOrReply(@PathVariable int boardId, @ReqMap MapDto map) {
    	map.put("LOCBRDSEQ", boardId);
        boardService.addCommentOrReply(map);
        return ApiResponse.ok("댓글 또는 대댓글이 작성되었습니다.");
    }
    //댓글/대댓글 수정
    @PutMapping("/comment/{commentId}")
    public ApiResponse<String> updateComment(@PathVariable int commentId, @ReqMap MapDto map) {
    	map.put("LOCCMTSEQ", commentId);
        boardService.updateComment(map);
        return ApiResponse.ok("댓글이 수정되었습니다.");
    }
    //댓글/대댓글 삭제
    @DeleteMapping("/comment/{commentId}")
    public ApiResponse<String> deleteComment(@PathVariable int commentId, @ReqMap MapDto map) {
    	map.put("LOCCMTSEQ", commentId);
        boardService.deleteComment(map);
        return ApiResponse.ok("댓글이 삭제되었습니다.");
    }
    //비밀번호 확인 (게시물)
    @PostMapping("/comment/{commentId}/password")
    public ApiResponse<Boolean> checkCommentPassword(@PathVariable int commentId, @ReqMap MapDto map) {
    	map.put("LOCCMTSEQ", commentId);
        return ApiResponse.ok(boardService.checkCommentPassword(map));
    }
    //비밀번호 확인 (댓글)
    @PostMapping("/{boardId}/password")
    public ApiResponse<Boolean> checkBoardPassword(@PathVariable int boardId, @ReqMap MapDto map) {
    	map.put("LOCBRDSEQ", boardId);
        return ApiResponse.ok(boardService.checkBoardPassword(map));
    }
 // 비밀게시판 여부 확인
    @GetMapping("/{boardId}/isSecret")
    public ApiResponse<Boolean> isSecretBoard(@PathVariable Long boardId) {
        log.info("Checking if board ID {} is secret", boardId);
        return ApiResponse.ok(boardService.isSecretBoard(boardId));
    }
}