package com.example.caseData.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.example.caseData.common.Response;
import com.example.caseData.dao.*;
import com.example.caseData.dto.T;
import com.example.caseData.dto.caseClinicalVideo.CaseClinicalVideoDto;
import com.example.caseData.dto.userCommentClinicalArticle.GetUserClinicalArticleCommentPageDto;
import com.example.caseData.dto.userCommentClinicalArticle.UserCommentClinicalArticleDto;
import com.example.caseData.dto.userCommentClinicalVideo.GetUserClinicalVideoCommentPageDto;
import com.example.caseData.dto.userCommentClinicalVideo.UserCommentClinicalVideoDto;
import com.example.caseData.exception.BusinessException;
import com.example.caseData.model.*;
import com.example.caseData.request.CaseClinicalArticleRequest.getUserClinicalArticleCommentPage;
import com.example.caseData.request.CaseClinicalVideoRequest.addClinicalVideoComment;
import com.example.caseData.request.CaseClinicalVideoRequest.getClinicalVideoCommentPage;
import com.example.caseData.service.CaseClinicalVideoService;
import com.example.caseData.service.CaseClinicalVideoService;
import jakarta.annotation.Resource;
import jakarta.servlet.http.HttpServletRequest;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

import java.util.*;

@RestController
@RequestMapping("/api")
public class CaseClinicalVideoController {
    @Resource
    private CaseClinicalVideoDao caseClinicalVideoDao;

    @Resource
    private CaseClinicalVideoAuthorDao caseClinicalVideoAuthorDao;

    @Resource
    private StatsCaseClinicalDoctorDao statsCaseClinicalDoctorDao;

    @Resource
    private CaseClinicalDoctorDao caseClinicalDoctorDao;

    @Resource
    private BasicHospitalDao basicHospitalDao;

    @Resource
    private HttpServletRequest httpServletRequest;

    @Resource
    private CaseClinicalVideoService caseClinicalVideoService;

    @Resource
    private UserDao userDao;

    @Resource
    private UserCommentClinicalVideoDao userCommentClinicalVideoDao;

    /**
     * 临床病例库-视频-详情
     */
    @GetMapping("/clinical/video/{video_id}")
    public Response<CaseClinicalVideoDto> getClinicalHospitalSearchPage(
            @PathVariable("video_id") String videoId
    ) {
        // 获取视频数据
        CaseClinicalVideoModel video = caseClinicalVideoDao.selectById(videoId);
        if (video == null) {
            return Response.error("非法视频");
        }

        // 查找作者
        LambdaQueryWrapper<CaseClinicalVideoAuthorModel> authorQueryWrapper = new LambdaQueryWrapper<>();
        authorQueryWrapper.eq(CaseClinicalVideoAuthorModel::getVideoId, video.getVideoId());
        List<CaseClinicalVideoAuthorModel> caseClinicalVideoAuthors = caseClinicalVideoAuthorDao.selectList(authorQueryWrapper);
        for (CaseClinicalVideoAuthorModel author : caseClinicalVideoAuthors) {
            // 查询医生
            CaseClinicalDoctorModel caseClinicalDoctor = caseClinicalDoctorDao.selectById(author.getDoctorId());

            // 查询医生所属医院
            BasicHospitalModel basicHospital = basicHospitalDao.selectById(caseClinicalDoctor.getHospitalId());
            caseClinicalDoctor.setBasicHospital(basicHospital);

            author.setCaseClinicalDoctor(caseClinicalDoctor);
        }

        video.setAuthor(caseClinicalVideoAuthors);

        CaseClinicalVideoDto g = CaseClinicalVideoDto.GetDto(video);

        // 是否已收藏
        String userId = (String) httpServletRequest.getAttribute("userId");
        if (userId != null) {
            // 检测用户是否已收藏过
            UserCollectClinicalVideoModel userCollectClinicalVideo = caseClinicalVideoService.getUserCollectClinicalVideoStatus(videoId,userId);
            if (userCollectClinicalVideo != null) {
                g.setCollect(true);
            }
        }

        return Response.success(g);
    }

    /**
     * 临床病例库-视频-收藏
     */
    @PostMapping("/clinical/video/collect/{video_id}")
    public Response<T> AddClinicalVideoCollect(
            @PathVariable("video_id") String videoId
    ) {

        String userId = (String) httpServletRequest.getAttribute("userId");

        if (userId == null) {
            return Response.error("操作失败");
        }

        boolean res = caseClinicalVideoService.AddClinicalVideoCollect(videoId,userId);
        if (!res){
            return Response.error("操作失败");
        }

        return Response.success();
    }

    /**
     * 临床病例库-视频-取消收藏
     */
    @DeleteMapping("/clinical/video/collect/{video_id}")
    public Response<T> DeleteClinicalVideoCollect(
            @PathVariable("video_id") String videoId
    ) {

        String userId = (String) httpServletRequest.getAttribute("userId");

        if (userId == null) {
            return Response.error("操作失败");
        }

        boolean res = caseClinicalVideoService.DeleteClinicalVideoCollect(videoId,userId);
        if (!res){
            return Response.error("操作失败");
        }

        return Response.success();
    }

    /**
     * 临床病例库-视频-新增评论
     */
    @PostMapping("/clinical/video/comment/{video_id}")
    public Response<T> AddClinicalVideoComment(
            @PathVariable("video_id") String videoId,
            @Validated()
            @RequestBody addClinicalVideoComment request
    ) {

        String userId = (String) httpServletRequest.getAttribute("userId");

        if (userId == null) {
            return Response.error("操作失败");
        }

        try {
            boolean res = caseClinicalVideoService.AddClinicalVideoComment(videoId,userId,request);
            if (!res){
                return Response.error("操作失败");
            }
        } catch (BusinessException e) {
            return Response.error(e.getMessage());
        }

        return Response.success();
    }

    /**
     * 临床病例库-视频-评论-删除
     */
    @DeleteMapping("/clinical/video/comment/{comment_id}")
    public Response<T> DeleteClinicalVideoComment(
            @PathVariable("comment_id") String commentId
    ) {

        String userId = (String) httpServletRequest.getAttribute("userId");

        if (userId == null) {
            return Response.error("操作失败");
        }

        try {
            boolean res = caseClinicalVideoService.DeleteClinicalVideoComment(commentId,userId);
            if (!res){
                return Response.error("操作失败");
            }
        } catch (BusinessException e) {
            return Response.error(e.getMessage());
        }

        return Response.success();
    }

    /**
     * 临床病例库-视频-评论-置顶
     */
    @PutMapping("/clinical/video/comment/top/{comment_id}")
    public Response<T> AddTopClinicalVideoComment(
            @PathVariable("comment_id") String commentId
    ) {

        String userId = (String) httpServletRequest.getAttribute("userId");

        if (userId == null) {
            return Response.error("操作失败");
        }

        try {
            boolean res = caseClinicalVideoService.AddTopClinicalVideoComment(commentId,userId);
            if (!res){
                return Response.error("操作失败");
            }
        } catch (BusinessException e) {
            return Response.error(e.getMessage());
        }

        return Response.success();
    }

    /**
     * 临床病例库-视频-评论-取消置顶
     */
    @DeleteMapping("/clinical/video/comment/top/{comment_id}")
    public Response<T> deleteTopClinicalVideoComment(
            @PathVariable("comment_id") String commentId
    ) {

        String userId = (String) httpServletRequest.getAttribute("userId");

        if (userId == null) {
            return Response.error("操作失败");
        }

        try {
            boolean res = caseClinicalVideoService.deleteTopClinicalVideoComment(commentId,userId);
            if (!res){
                return Response.error("操作失败");
            }
        } catch (BusinessException e) {
            return Response.error(e.getMessage());
        }

        return Response.success();
    }

    /**
     * 临床病例库-视频-评论-列表
     */
    @PostMapping("/clinical/video/comment/page")
    public Response<Map<String, Object>> getClinicalVideoCommentPage(
            @Validated()
            @RequestBody getClinicalVideoCommentPage request
    ) {
        String userId = (String) httpServletRequest.getAttribute("userId");

        // 获取当前登录用户数据
        UserModel user = userDao.selectById(Long.valueOf(userId));
        if (user == null) {
            return Response.error();
        }

        request.validateForPage();

        Map<String, Object> resultMap = new HashMap<>();

        Page<UserCommentClinicalVideoDto> page = new Page<>(request.getPage(), request.getPageSize());

        // 获取视频评论数据
        IPage<UserCommentClinicalVideoDto> resultPage = userCommentClinicalVideoDao.getClinicalVideoCommentPage(
                page,
                request.getVideoId(),
                request.getRootId()
        );

        // 获取视频数据
        CaseClinicalVideoModel video = caseClinicalVideoDao.selectById(request.getVideoId());
        if (video == null) {
            return Response.error();
        }

        if (video.getVideoStatus() != 1){
            return Response.error();
        }

        // 获取视频作者数据
        LambdaQueryWrapper<CaseClinicalVideoAuthorModel> authorQueryWrapper = new LambdaQueryWrapper<>();
        authorQueryWrapper.eq(CaseClinicalVideoAuthorModel::getVideoId, request.getVideoId());
        List<CaseClinicalVideoAuthorModel> caseClinicalVideoAuthors = caseClinicalVideoAuthorDao.selectList(authorQueryWrapper);
        for (CaseClinicalVideoAuthorModel author : caseClinicalVideoAuthors) {
            // 查询医生
            CaseClinicalDoctorModel caseClinicalDoctor = caseClinicalDoctorDao.selectById(author.getDoctorId());
            if (caseClinicalDoctor == null) {
                return Response.error();
            }

            // 处理是否本人评论
            for (UserCommentClinicalVideoDto dto : resultPage.getRecords()) {
                if (Objects.equals(dto.getUserIden(), caseClinicalDoctor.getDoctorIden())){
                    dto.setIsAuthor(1);
                }
            }
        }

        // 处理返回值
        for (UserCommentClinicalVideoDto dto : resultPage.getRecords()) {
            // 去除用户唯一标识
            dto.setUserIden(null);

            // 获取次级评论
            if (request.getIsHaveSubComment() == 1){
                if (dto.getRootId() == null){
                    List<UserCommentClinicalVideoDto> subComments = userCommentClinicalVideoDao.getClinicalVideoCommentList(
                            dto.getVideoId(),
                            dto.getCommentId(),
                            5
                    );

                    dto.setSubComment(subComments);
                }
            }
        }

        resultMap.put("page", resultPage.getCurrent());
        resultMap.put("pageSize", resultPage.getSize());
        resultMap.put("total", resultPage.getTotal());
        resultMap.put("data", resultPage.getRecords());
        return Response.success(resultMap);
    }

    /**
     * 临床病例库-视频-评论-分页-用户
     */
    @PostMapping("/clinical/video/user/comment/page")
    public Response<Map<String, Object>> getUserClinicalVideoCommentPage(
            @Validated()
            @RequestBody getUserClinicalArticleCommentPage request
    ) {
        String userId = (String) httpServletRequest.getAttribute("userId");

        // 获取当前登录用户数据
        UserModel user = userDao.selectById(Long.valueOf(userId));
        if (user == null) {
            return Response.error();
        }

        request.validateForPage();

        Map<String, Object> resultMap = new HashMap<>();

        Page<UserCommentClinicalArticleDto> page = new Page<>(request.getPage(), request.getPageSize());

        // 获取文章评论数据
        IPage<GetUserClinicalVideoCommentPageDto> resultPage = userCommentClinicalVideoDao.getUserClinicalVideoCommentPage(
                page,
                userId
        );

        for (GetUserClinicalVideoCommentPageDto dto : resultPage.getRecords()){
            dto.setAuthor(new ArrayList<>());

            // 获取文章作者数据
            LambdaQueryWrapper<CaseClinicalVideoAuthorModel> authorQueryWrapper = new LambdaQueryWrapper<>();
            authorQueryWrapper.eq(CaseClinicalVideoAuthorModel::getVideoId, dto.getVideoId());
            List<CaseClinicalVideoAuthorModel> caseClinicalVideoAuthors = caseClinicalVideoAuthorDao.selectList(authorQueryWrapper);
            for (CaseClinicalVideoAuthorModel author : caseClinicalVideoAuthors) {
                GetUserClinicalVideoCommentPageDto.CaseClinicalVideoAuthorDto authorDto = new GetUserClinicalVideoCommentPageDto.CaseClinicalVideoAuthorDto();

                // 查询医生
                CaseClinicalDoctorModel caseClinicalDoctor = caseClinicalDoctorDao.selectById(author.getDoctorId());
                if (caseClinicalDoctor == null) {
                    return Response.error();
                }
                authorDto.setDoctorName(caseClinicalDoctor.getDoctorName());
                dto.getAuthor().add(authorDto);
            }
        }

        resultMap.put("page", resultPage.getCurrent());
        resultMap.put("pageSize", resultPage.getSize());
        resultMap.put("total", resultPage.getTotal());
        resultMap.put("data", resultPage.getRecords());
        return Response.success(resultMap);
    }
}