package com.ruoyi.web.controller.api;


import cn.afterturn.easypoi.excel.ExcelExportUtil;
import cn.afterturn.easypoi.excel.ExcelImportUtil;
import cn.afterturn.easypoi.excel.entity.ExportParams;
import cn.afterturn.easypoi.excel.entity.ImportParams;
import cn.hutool.json.JSONObject;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.ruoyi.common.annotation.Log;
import com.ruoyi.common.basic.PageInfo;
import com.ruoyi.common.core.domain.R;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.common.enums.BusinessType;
import com.ruoyi.common.utils.WebUtils;
import com.ruoyi.system.export.LargeResourceImport;
import com.ruoyi.system.model.TLargeResource;
import com.ruoyi.system.model.TLargeResourceType;
import com.ruoyi.system.query.TLargeResourceQuery;
import com.ruoyi.system.service.TLargeResourceService;
import com.ruoyi.system.service.TLargeResourceTypeService;
import com.ruoyi.system.vo.TLargeResourceVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.poi.ss.usermodel.Workbook;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.InputStream;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;

/**
 * <p>
 * 大屏-社区资源 前端控制器
 * </p>
 *
 * @author xiaochen
 * @since 2025-11-11
 */
@Slf4j
@Api(tags = "大屏-社区资源")
@RestController
@RequestMapping("/t-large-resource")
public class TLargeResourceController {

    private final TLargeResourceService largeResourceService;
    private final TLargeResourceTypeService largeResourceTypeService;
    @Autowired
    public TLargeResourceController(TLargeResourceService largeResourceService, TLargeResourceTypeService largeResourceTypeService) {
        this.largeResourceService = largeResourceService;
        this.largeResourceTypeService = largeResourceTypeService;
    }

    /**
     * 获取社区资源管理列表
     */
    @ApiOperation(value = "获取社区资源分页列表")
    @PostMapping(value = "/pageList")
    public R<PageInfo<TLargeResourceVO>> pageList(@RequestBody TLargeResourceQuery query) {
        return R.ok(largeResourceService.pageList(query));
    }
    /**
     * 获取社区资源管理列表
     */
    @ApiOperation(value = "获取社区资源分页列表-大屏使用")
    @PostMapping(value = "/pageListLarge")
    public R<PageInfo<TLargeResourceVO>> pageListLarge(@RequestBody TLargeResourceQuery query) {
        return R.ok(largeResourceService.pageList(query));
    }

    /**
     * 获取社区资源管理列表
     */
    @ApiOperation(value = "获取社区资源列表")
    @PostMapping(value = "/list")
    public R<List<TLargeResource>> list() {
        return R.ok(largeResourceService.list(Wrappers.lambdaQuery(TLargeResource.class).orderByDesc(TLargeResource::getCreateTime)));
    }

    /**
     * 添加社区资源管理
     */
    @Log(title = "社区资源信息-新增社区资源", businessType = BusinessType.INSERT)
    @ApiOperation(value = "添加社区资源")
    @PostMapping(value = "/add")
    public R<Boolean> add(@Validated @RequestBody TLargeResource dto) {
        return R.ok(largeResourceService.save(dto));
    }

    /**
     * 修改社区资源
     */
    @Log(title = "社区资源信息-修改社区资源", businessType = BusinessType.UPDATE)
    @ApiOperation(value = "修改社区资源")
    @PostMapping(value = "/update")
    public R<Boolean> update(@Validated @RequestBody TLargeResource dto) {
        return R.ok(largeResourceService.updateById(dto));
    }

    /**
     * 查看社区资源详情
     */
    @ApiOperation(value = "查看社区资源详情")
    @GetMapping(value = "/getDetailById")
    public R<TLargeResource> getDetailById(@RequestParam String id) {
        return R.ok(largeResourceService.getById(id));
    }

    /**
     * 删除社区资源
     */
    @Log(title = "社区资源信息-删除社区资源", businessType = BusinessType.DELETE)
    @ApiOperation(value = "删除社区资源")
    @DeleteMapping(value = "/deleteById")
    public R<Boolean> deleteById(@RequestParam String id) {
        return R.ok(largeResourceService.removeById(id));
    }

    /**
     * 批量删除社区资源
     */
    @Log(title = "社区资源信息-删除社区资源", businessType = BusinessType.DELETE)
    @ApiOperation(value = "批量删除社区资源")
    @DeleteMapping(value = "/deleteByIds")
    public R<Boolean> deleteByIds(@RequestBody List<String> ids) {
        return R.ok(largeResourceService.removeByIds(ids));
    }

    @ApiOperation(value = "社区资源信息导入模板下载")
    @GetMapping("/import-template")
    public void importTemplate() {
        List<LargeResourceImport> largeLargeResourceImports = new ArrayList<>();
        LargeResourceImport largeLargeResourceImport = new LargeResourceImport();
        largeLargeResourceImports.add(largeLargeResourceImport);
        Workbook workbook = ExcelExportUtil.exportExcel(new ExportParams(), LargeResourceImport.class, largeLargeResourceImports);
        HttpServletResponse response = WebUtils.response();
        ServletOutputStream outputStream = null;
        try {
            String fileName = URLEncoder.encode("社区资源信息导入模板.xls", "utf-8");
            response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
            response.setHeader("content-Type", "application/vnd.ms-excel");
            response.setHeader("Pragma", "no-cache");
            response.setHeader("Cache-Control", "no-cache");
            outputStream = response.getOutputStream();
            workbook.write(outputStream);
        } catch (IOException e) {
            e.printStackTrace();
            System.out.println("社区资源信息导入模板下载失败!");
        } finally {
            try {
                outputStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    @Log(title = "社区资源信息-社区资源信息导入", businessType = BusinessType.INSERT)
    @ApiOperation(value = "社区资源信息导入")
    @Transactional(rollbackFor = Exception.class, propagation = Propagation.REQUIRES_NEW)
    @PostMapping("/import")
    public R<String> importInfo(@RequestPart("file") MultipartFile file) {
        List<TLargeResource> largeResources = new ArrayList<>();
        ImportParams params = new ImportParams();
        params.setHeadRows(1); //表头行数
        InputStream inputStream = null;
        List<LargeResourceImport> largeResourceImports;
        try {
            inputStream = file.getInputStream();
            largeResourceImports = ExcelImportUtil.importExcel(inputStream,
                    LargeResourceImport.class, params);
        } catch (Exception e) {
            e.printStackTrace();
            log.error("社区资源信息导入失败:{}", e.getMessage());
            throw new ServiceException("社区资源信息导入失败!");
        } finally {
            try {
                inputStream.close();
            } catch (IOException e) {
                throw new ServiceException(e.getMessage());
            }
        }
        if (CollectionUtils.isEmpty(largeResourceImports)) {
            throw new ServiceException("社区资源信息数据为空!");
        }
        JSONObject result = new JSONObject();
        int i = 1;
        for (LargeResourceImport largeResourceImport : largeResourceImports) {
            if (!StringUtils.hasLength(largeResourceImport.getTypeParentName())){
                result.append("第"+i+"行：[", "一级类型名称"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getTypeChildrenName())){
                result.append("第"+i+"行：[", "二级类型名称"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getResourceUnit())){
                result.append("第"+i+"行：[", "资源单位"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getResourceNameDesc())){
                result.append("第"+i+"行：[", "资源名称描述"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getResourceSource())){
                result.append("第"+i+"行：[", "资源来源"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getQuantityScale())){
                result.append("第"+i+"行：[", "数量规模"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getContactPerson())){
                result.append("第"+i+"行：[", "联系人"+"]不能为空");
                continue;
            }
            if (!StringUtils.hasLength(largeResourceImport.getContactNumber())){
                result.append("第"+i+"行：[", "联系电话"+"]不能为空");
                continue;
            }
            if (largeResourceImport.getContactNumber().matches("^1[3-9]\\\\d{9}$")){
                result.append("第"+i+"行：[", "联系电话"+"]格式不正确");
                continue;
            }
            TLargeResource largeResource = new TLargeResource();
            BeanUtils.copyProperties(largeResourceImport, largeResource);

            TLargeResourceType parent = largeResourceTypeService.getOne(Wrappers.lambdaQuery(TLargeResourceType.class)
                    .eq(TLargeResourceType::getTypeName, largeResourceImport.getTypeParentName())
                    .last("LIMIT 1"));
            if(Objects.isNull(parent)){
                result.append("第"+i+"行：[", "一级类型名称"+"]不存在");
                continue;
            }
            largeResource.setTypeParentId(parent.getId());
            TLargeResourceType children = largeResourceTypeService.getOne(Wrappers.lambdaQuery(TLargeResourceType.class)
                    .eq(TLargeResourceType::getTypeName, largeResourceImport.getTypeChildrenName())
                    .eq(TLargeResourceType::getParentId, parent.getId())
                    .last("LIMIT 1"));
            if(Objects.isNull(children)){
                result.append("第"+i+"行：[", "二级类型名称"+"]不存在");
                continue;
            }
            largeResource.setTypeChildrenId(children.getId());
            largeResources.add(largeResource);
            i++;
        }
        largeResourceService.saveBatch(largeResources);
        if(!result.isEmpty()){
            return R.fail(result.toString());
        }
        return R.ok();
    }

}