package cn.cslg.pas.controller;

import cn.cslg.pas.common.core.annotation.Permission;
import cn.cslg.pas.common.core.base.Constants;
import cn.cslg.pas.common.model.vo.ImportDataVo;
import cn.cslg.pas.common.model.vo.ProjectImportPatentVO;
import cn.cslg.pas.common.model.vo.ProjectImportVO;
import cn.cslg.pas.common.model.vo.TaskParams;
import cn.cslg.pas.common.utils.*;
import cn.cslg.pas.service.ProjectImportService;
import cn.cslg.pas.service.ProjectImportStatusService;
import cn.cslg.pas.service.ProjectService;
import cn.cslg.pas.service.UploadSettingTest;
import cn.dev33.satoken.stp.StpUtil;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.RequiredArgsConstructor;
import org.springframework.context.annotation.Lazy;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.util.List;
import java.util.Objects;

/**
 * <p>
 * 专题库导入 前端控制器
 * </p>
 *
 * @author 王岩
 * @since 2021-12-24
 */
@Tag(name = "专题库导入")
@RestController
@RequestMapping(Constants.API_VERSION_V2 + "/project/import")
@RequiredArgsConstructor(onConstructor_ = {@Lazy})
public class ProjectImportController {

    private final ProjectService projectService;
    private final CacheUtils cacheUtils;
    private final ProjectImportService projectImportService;
    private final ProjectImportStatusService projectImportStatusService;

    private final UploadSettingTest uploadSettingTest;
    private final FileUtils fileUtils;

    @Permission(roles = {2})
    @PostMapping("patent")
    @Operation(summary = "为专题库导入专利")
    public String importPatent(MultipartFile file, String json) {
        ProjectImportPatentVO params = JsonUtils.jsonToPojo(json, ProjectImportPatentVO.class);
        if (params == null) {
            return Response.error("参数错误");
        }
        TaskParams taskParams = projectService.getImportPatentTaskParams(file, params.getProjectId());
        projectService.importPatent(taskParams, params);

        String getSettingJson = fileUtils.analysisJsonFile();
        uploadSettingTest.processData(taskParams, params, getSettingJson);

        return Response.success(true);
    }

    @GetMapping("list")
    @Operation(summary = "导入任务列表")
    public String getPageList(ProjectImportVO params) {
        return Response.success(projectImportService.getPageList(params));
    }

    @PostMapping("delete")
    @Operation(summary = "删除导入任务")
    public String delete(Integer id) {
        return projectImportService.delete(id);
    }

    @GetMapping("status")
    @Operation(summary = "获取导入进度")
    public String getProjectImportStatusList(Integer importId) {
        return Response.success(projectImportStatusService.getProjectImportByImportId(importId));
    }

    @Permission(roles = {2})
    @PostMapping
    @Operation(summary = "数据导入")
    public String importData(String url, ProjectImportVO params) {
        Integer userId = StpUtil.getLoginIdAsInt();
        String tempId = cacheUtils.getUserImportId(userId);
        if (StringUtils.isNotEmpty(tempId)) {
            return Response.error("有导入任务在进行中");
        }
        Integer importId = projectImportService.add(userId, url);
        projectService.importData(url, params, userId, importId);
        cacheUtils.setUserImportId(userId, importId);
        return Response.success(importId);
    }

    @GetMapping("ongoing")
    @Operation(summary = "获取用户是否存在导入中的任务")
    public String getProjectImportOngoing() {
        Integer userId = StpUtil.getLoginIdAsInt();
        String tempId = cacheUtils.getUserImportId(userId);
        if (StringUtils.isNotEmpty(tempId)) {
            return Response.success(tempId);
        }
        return Response.success(false);
    }
}