package com.skua.modules.meeting.controller;

import java.time.Instant;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.time.temporal.ChronoUnit;
import java.util.*;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.skua.core.api.vo.Result;
import com.skua.core.aspect.annotation.AutoLog;
import com.skua.core.query.QueryGenerator;
import com.skua.modules.meeting.entity.MeetingAccount;
import com.skua.modules.meeting.entity.MeetingRoom;
import com.skua.modules.meeting.service.IMeetingAccountService;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.skua.modules.meeting.service.IMeetingRoomService;
import com.skua.modules.system.entity.SysUser;
import com.skua.modules.system.service.ISysUserService;
import lombok.extern.slf4j.Slf4j;

import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.def.NormalExcelConstants;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import com.alibaba.fastjson.JSON;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;

/**
 * 会议账号
 */
@Slf4j
@Api(tags = "会议账号")
@RestController
@RequestMapping("/meeting/meetingAccount")
public class MeetingAccountController {
    @Autowired
    private IMeetingAccountService meetingAccountService;
    @Autowired
    private IMeetingRoomService meetingRoomService;
    @Autowired
    private ISysUserService sysUserService;

    private static final DateTimeFormatter dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
    private static final DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");

    /**
     * 分页列表查询
     *
     * @param meetingAccount
     * @param pageNo
     * @param pageSize
     * @param req
     * @return
     */
    @AutoLog(value = "会议账号-分页列表查询")
    @ApiOperation(value = "会议账号-分页列表查询", notes = "会议账号-分页列表查询")
    @GetMapping(value = "/list")
    public Result<IPage<MeetingAccount>> queryPageList(MeetingAccount meetingAccount,
                                                       @RequestParam(name = "pageNo", defaultValue = "1") Integer pageNo,
                                                       @RequestParam(name = "pageSize", defaultValue = "10") Integer pageSize,
                                                       HttpServletRequest req) {
        Result<IPage<MeetingAccount>> result = new Result<IPage<MeetingAccount>>();
        QueryWrapper<MeetingAccount> queryWrapper = QueryGenerator.initQueryWrapper(meetingAccount, req.getParameterMap());
        Page<MeetingAccount> page = new Page<MeetingAccount>(pageNo, pageSize);
        String time = req.getParameter("time");
        QueryWrapper<MeetingRoom> meetingRoomQueryWrapper = new QueryWrapper<>();
        if (StringUtils.isEmpty(time)) {
            time = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd"));
        }
        meetingRoomQueryWrapper.ge("end_time", time + "23:59:59");
        meetingRoomQueryWrapper.le("start_time", time + "00:00:00");

        List<MeetingRoom> meetingRoomList = meetingRoomService.list(meetingRoomQueryWrapper);
        IPage<MeetingAccount> pageList = meetingAccountService.page(page, queryWrapper);
        result.setSuccess(true);
        result.setResult(pageList);
        return result;
    }

    /**
     * 分页列表查询
     *
     * @param meetingAccount
     * @param req
     * @return
     */
    @AutoLog(value = "会议账号-分页列表查询")
    @ApiOperation(value = "会议账号-分页列表查询", notes = "会议账号-分页列表查询")
    @GetMapping(value = "/allList")
    public Result allList(MeetingAccount meetingAccount,
                          HttpServletRequest req) {
        Result result = new Result();
        QueryWrapper<MeetingAccount> queryWrapper = QueryGenerator.initQueryWrapper(meetingAccount, req.getParameterMap());
        String time = req.getParameter("time");
        QueryWrapper<MeetingRoom> meetingRoomQueryWrapper = new QueryWrapper<>();
        if (StringUtils.isEmpty(time)) {
            time = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd"));
        }
        meetingRoomQueryWrapper.le("end_time", time + " 23:59:59");
        meetingRoomQueryWrapper.ge("start_time", time + " 00:00:00");
        List<MeetingRoom> meetingRoomList = meetingRoomService.queryList(meetingRoomQueryWrapper);
        List<MeetingAccount> meetingAccountList = meetingAccountService.list(queryWrapper);


        for (MeetingAccount account : meetingAccountList) {
            String accountId = account.getId();
            ArrayList<MeetingRoom> meetingRooms = new ArrayList<>();
            for (MeetingRoom meetingRoom : meetingRoomList) {
                if (accountId.equals(meetingRoom.getMeetingId())) {
                    Date startTime = meetingRoom.getStartTime();
                    Date endTime = meetingRoom.getEndTime();
                    String minutes = String.valueOf(ChronoUnit.MINUTES.between(Instant.ofEpochMilli(startTime.getTime()), Instant.ofEpochMilli(endTime.getTime())));
                    meetingRoom.setMinutes(minutes);
                    if (endTime.before(new Date())) {
                        meetingRoom.setStatus("已过期");
                    }
                    if (startTime.after(new Date())) {
                        meetingRoom.setStatus("已经预订");
                    }
                    meetingRooms.add(meetingRoom);
                }
            }
            account.setMeetingRoomList(meetingRooms);
        }
        result.setSuccess(true);
        result.setResult(meetingAccountList);
        return result;
    }

    /**
     * 添加
     *
     * @param meetingAccount
     * @return
     */
    @AutoLog(value = "会议账号-添加")
    @ApiOperation(value = "会议账号-添加", notes = "会议账号-添加")
    @PostMapping(value = "/add")
    public Result<MeetingAccount> add(@RequestBody MeetingAccount meetingAccount) {
        Result<MeetingAccount> result = new Result<MeetingAccount>();
        try {
            meetingAccountService.save(meetingAccount);
            result.success("添加成功！");
        } catch (Exception e) {
            log.error(e.getMessage(), e);
            result.error500("操作失败");
        }
        return result;
    }

    /**
     * 编辑
     *
     * @param meetingAccount
     * @return
     */
    @AutoLog(value = "会议账号-编辑")
    @ApiOperation(value = "会议账号-编辑", notes = "会议账号-编辑")
    @PutMapping(value = "/edit")
    public Result<MeetingAccount> edit(@RequestBody MeetingAccount meetingAccount) {
        Result<MeetingAccount> result = new Result<MeetingAccount>();
        MeetingAccount meetingAccountEntity = meetingAccountService.getById(meetingAccount.getId());
        if (meetingAccountEntity == null) {
            result.error500("未找到对应实体");
        } else {
            boolean ok = meetingAccountService.updateById(meetingAccount);
            //TODO 返回false说明什么？
            if (ok) {
                result.success("修改成功!");
            }
        }

        return result;
    }

    /**
     * 通过id删除
     *
     * @param id
     * @return
     */
    @AutoLog(value = "会议账号-通过id删除")
    @ApiOperation(value = "会议账号-通过id删除", notes = "会议账号-通过id删除")
    @DeleteMapping(value = "/delete")
    public Result<?> delete(@RequestParam(name = "id", required = true) String id) {
        try {
            meetingAccountService.removeById(id);
        } catch (Exception e) {
            log.error("删除失败", e.getMessage());
            return Result.error("删除失败!");
        }
        return Result.ok("删除成功!");
    }

    /**
     * 批量删除
     *
     * @param ids
     * @return
     */
    @AutoLog(value = "会议账号-批量删除")
    @ApiOperation(value = "会议账号-批量删除", notes = "会议账号-批量删除")
    @DeleteMapping(value = "/deleteBatch")
    public Result<MeetingAccount> deleteBatch(@RequestParam(name = "ids", required = true) String ids) {
        Result<MeetingAccount> result = new Result<MeetingAccount>();
        if (ids == null || "".equals(ids.trim())) {
            result.error500("参数不识别！");
        } else {
            this.meetingAccountService.removeByIds(Arrays.asList(ids.split(",")));
            result.success("删除成功!");
        }
        return result;
    }

    /**
     * 通过id查询
     *
     * @param id
     * @return
     */
    @AutoLog(value = "会议账号-通过id查询")
    @ApiOperation(value = "会议账号-通过id查询", notes = "会议账号-通过id查询")
    @GetMapping(value = "/queryById")
    public Result<MeetingAccount> queryById(@RequestParam(name = "id", required = true) String id) {
        Result<MeetingAccount> result = new Result<MeetingAccount>();
        MeetingAccount meetingAccount = meetingAccountService.getById(id);
        if (meetingAccount == null) {
            result.error500("未找到对应实体");
        } else {
            result.setResult(meetingAccount);
            result.setSuccess(true);
        }
        return result;
    }

    /**
     * 导出excel
     *
     * @param request
     * @param response
     */
    @RequestMapping(value = "/exportXls")
    public ModelAndView exportXls(HttpServletRequest request, HttpServletResponse response) {
        // Step.1 组装查询条件
        QueryWrapper<MeetingAccount> queryWrapper = null;
        try {
            String paramsStr = request.getParameter("paramsStr");
            if (ObjectUtils.isNotEmpty(paramsStr)) {
                String deString = URLDecoder.decode(paramsStr, "UTF-8");
                MeetingAccount meetingAccount = JSON.parseObject(deString, MeetingAccount.class);
                queryWrapper = QueryGenerator.initQueryWrapper(meetingAccount, request.getParameterMap());
            }
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }

        //Step.2 AutoPoi 导出Excel
        ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
        List<MeetingAccount> pageList = meetingAccountService.list(queryWrapper);
        //导出文件名称
        mv.addObject(NormalExcelConstants.FILE_NAME, "会议账号列表");
        mv.addObject(NormalExcelConstants.CLASS, MeetingAccount.class);
        mv.addObject(NormalExcelConstants.PARAMS, new ExportParams("会议账号列表数据", "导出人:Jeecg", "导出信息"));
        mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
        return mv;
    }

    /**
     * 通过excel导入数据
     *
     * @param request
     * @param response
     * @return
     */
    @RequestMapping(value = "/importExcel", method = RequestMethod.POST)
    public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
        for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
            MultipartFile file = entity.getValue();// 获取上传文件对象
            ImportParams params = new ImportParams();
            params.setTitleRows(2);
            params.setHeadRows(1);
            params.setNeedSave(true);
            try {
                List<MeetingAccount> listMeetingAccounts = ExcelImportUtil.importExcel(file.getInputStream(), MeetingAccount.class, params);
                meetingAccountService.saveBatch(listMeetingAccounts);
                return Result.ok("文件导入成功！数据行数:" + listMeetingAccounts.size());
            } catch (Exception e) {
                log.error(e.getMessage(), e);
                return Result.error("文件导入失败:" + e.getMessage());
            } finally {
                try {
                    file.getInputStream().close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return Result.ok("文件导入失败！");
    }

}