package com.vci.web.controller;

import com.vci.file.dto.VciFileObjectDTO;
import com.vci.file.pagemodel.VciFileObjectVO;
import com.vci.frameworkcore.constant.FrameWorkLangCodeConstant;
import com.vci.starter.web.annotation.controller.VciUnCheckRight;
import com.vci.starter.web.exception.VciBaseException;
import com.vci.starter.web.pagemodel.BaseResult;
import com.vci.starter.web.util.LangBaseUtil;
import com.vci.starter.web.util.VciBaseUtil;
import com.vci.web.service.VciFileObjectServiceI;
import com.vci.web.service.VciFileUploadServiceI;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;

import static org.apache.commons.compress.utils.Charsets.UTF_8;

/**
 * 文档上传控制器
 *
 * @author dangsn
 * @date 2020-08-04
 */
@RestController
@RequestMapping("/vciFileUploadController")
public class VciFileUploadController {

    /**
     * 文件上传业务层
     */
    @Autowired
    private VciFileUploadServiceI vciFileUploadServiceI;

    /**
     * 文件的对象服务
     */
    @Autowired
    private VciFileObjectServiceI fileObjectService;

    /**
     * 前端页面单文件上传。(先数据，后文件模式上传)
     * @param file 上传的文件
     * @param fileObjectDTO 文件信息传输对象
     * @return 文件信息显示对象
     */
    @PostMapping("/uploadFile")
    @VciUnCheckRight
    public BaseResult<VciFileObjectVO> uploadFile(MultipartFile file, VciFileObjectDTO fileObjectDTO){
        try {
            if (file != null ) {
                return vciFileUploadServiceI.uploadFile(file, fileObjectDTO);
            } else {
                return BaseResult.fail(FrameWorkLangCodeConstant.UPLOAD_FAIL, new String[]{"无上传的文件"});
            }
        }catch (Throwable e) {
            throw new VciBaseException(e.getMessage(),new String[0],e);
        }
    }

    /**
     * 供其他服务调用的文件上传接口。(分片上传)
     * @param multipartFile 片文件
     * @param offSet 文件偏移位置
     * @param fileOid 文件主键
     * @return 文件信息显示对象
     */
    @PostMapping(value = "/uploadFileForOtherService",consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    public BaseResult<VciFileObjectVO> uploadFileForOtherService(@RequestPart("file") MultipartFile multipartFile,
                                                                 @RequestParam("offSet") long offSet,
                                                                 @RequestParam("fileOid") String fileOid){
        return vciFileUploadServiceI.uploadFileForOtherService(multipartFile, offSet, fileOid);
    }

    /**
     * 其他服务上传文件之前初始化文件信息
     * @param vciFileObjectDTOList 文件信息传输对象集合所在对象
     * @return 文件信息显示对象
     */
    @PostMapping("/initUploadFileInfo")
    public BaseResult<VciFileObjectVO> initUploadFileInfo(@RequestBody VciFileObjectDTO vciFileObjectDTOList){
        return vciFileUploadServiceI.initUploadFileInfo(vciFileObjectDTOList.getVciFileObjectDTOList());
    }

    /**
     * 将原业务数据下的所有文件共享到其他的业务类型下
     * @param sourceBtmName 原业务类型
     * @param sourceBusinessOid 原业务数据主键
     * @param btmName 业务类型
     * @param businessOid 业务数据主键
     * @return 文件信息显示对象
     */
    @PostMapping("/shareFilesFromBO")
    public BaseResult<VciFileObjectVO> shareFilesToBO(String sourceBtmName, String sourceBusinessOid,
                                                      String btmName, String businessOid){
        return vciFileUploadServiceI.shareFilesToBO(sourceBtmName, sourceBusinessOid, btmName, businessOid);
    }

    /**
     * 将文件共享到其他的业务类型下
     * @param fileOids 文件主键
     * @param btmName 业务类型
     * @param businessOid 业务数据主键
     * @return 共享后的文件显示对象
     */
    @PostMapping("/shareFileFromFile")
    public BaseResult shareFilesToBO(String fileOids, String btmName, String businessOid){
        return vciFileUploadServiceI.shareFilesToBO(VciBaseUtil.str2List(fileOids), btmName, businessOid);
    }

    /**
     * 将原业务数据下的非表单相关文件共享到其他的业务类型下
     * @param sourceBtmName 原业务类型
     * @param sourceBusinessOid 原业务数据主键
     * @param btmName 业务类型
     * @param businessOid 业务数据主键
     * @return 文件信息显示对象
     */
    @PostMapping("/shareAnnexFilesToBO")
    public BaseResult<VciFileObjectVO> shareAnnexFilesToBO(String sourceBtmName, String sourceBusinessOid,
                                                           String btmName, String businessOid){
        return vciFileUploadServiceI.shareAnnexFilesToBO(sourceBtmName, sourceBusinessOid, btmName, businessOid);
    }

    /**
     * 删除文件
     * @param oids 文件的主键
     * @return 执行结果
     */
    @DeleteMapping("/deleteFiles")
    public BaseResult deleteFiles(String oids){
        return fileObjectService.deleteFiles(VciBaseUtil.str2List(oids));
    }

    /**
     * 读取上传文件的内容
     * @param file 文件的对象
     * @return 内容
     */
    @PostMapping("/readUploadFile")
    @VciUnCheckRight
    public BaseResult<String> readUploadFile(MultipartFile file){
        try {
            return BaseResult.success(new String(file.getBytes(),UTF_8));
        } catch (IOException e) {
            return BaseResult.fail(LangBaseUtil.getErrorMsg(e));
        }
    }

}