package com.izouma.nineth.web;

import com.izouma.nineth.domain.MetaProblem;
import com.izouma.nineth.dto.MetaRestResult;
import com.izouma.nineth.dto.PageQuery;
import com.izouma.nineth.exception.BusinessException;
import com.izouma.nineth.repo.MetaProblemRepo;
import com.izouma.nineth.service.MetaProblemService;
import com.izouma.nineth.utils.ObjUtils;
import com.izouma.nineth.utils.excel.ExcelUtils;
import lombok.AllArgsConstructor;
import org.springframework.data.domain.Page;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;
import java.util.Objects;

@RestController
@RequestMapping("/metaProblem")
@AllArgsConstructor
public class MetaProblemController extends BaseController {
    private MetaProblemService metaProblemService;
    private MetaProblemRepo    metaProblemRepo;

    //@PreAuthorize("hasRole('ADMIN')")
    @PostMapping("/save")
    public MetaProblem save(@RequestBody MetaProblem record) {
        if (record.getId() != null) {
            MetaProblem orig = metaProblemRepo.findById(record.getId()).orElseThrow(new BusinessException("无记录"));
            ObjUtils.merge(orig, record);
            return metaProblemRepo.save(orig);
        }
        return metaProblemRepo.save(record);
    }


    //@PreAuthorize("hasRole('ADMIN')")
    @PostMapping("/all")
    public Page<MetaProblem> all(@RequestBody PageQuery pageQuery) {
        return metaProblemService.all(pageQuery);
    }

    @GetMapping("/get/{id}")
    public MetaProblem get(@PathVariable Long id) {
        return metaProblemRepo.findById(id).orElseThrow(new BusinessException("无记录"));
    }

    @PostMapping("/del/{id}")
    public void del(@PathVariable Long id) {
        metaProblemRepo.softDelete(id);
    }

    @GetMapping("/excel")
    @ResponseBody
    public void excel(HttpServletResponse response, PageQuery pageQuery) throws IOException {
        List<MetaProblem> data = all(pageQuery).getContent();
        ExcelUtils.export(response, data);
    }

    @GetMapping("/findAll")
    public MetaRestResult<List<MetaProblem>> findAll() {
        return MetaRestResult.returnSuccess("查询成功", metaProblemRepo.findAllByDel(false));
    }

    @GetMapping("/getAnswer/{id}")
    public MetaRestResult<MetaProblem> getAnswer(@PathVariable Long id) {
        MetaProblem metaProblem = metaProblemRepo.findAllByIdAndDel(id, false);
        if (Objects.isNull(metaProblem)) {
            return MetaRestResult.returnError("不存在该id的题目");
        }
        return MetaRestResult.returnSuccess("查询成功", metaProblem);
    }
}