package com.lxzn.nc.controller;

import com.lxzn.api.nc.DocFileControllerApi;
import com.lxzn.framework.domain.nc.DocFile;
import com.lxzn.framework.domain.nc.response.ComparisonFilesResponse;
import com.lxzn.framework.model.response.CommonCode;
import com.lxzn.framework.model.response.DataResponseResult;
import com.lxzn.framework.model.response.QueryListResponseResult;
import com.lxzn.framework.model.response.ResponseResult;
import com.lxzn.framework.utils.ValidateUtil;
import com.lxzn.framework.utils.file.FileUtil;
import com.lxzn.nc.service.IDocFileService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Collections;
import java.util.List;

@RestController
@RequestMapping("/nc/file")
public class DocFileController implements DocFileControllerApi {
    @Autowired
    private IDocFileService docFileService;
    @Override
    @GetMapping("/find/list")
    public QueryListResponseResult<DocFile> findListByDocId(@RequestParam("docId") String docId) {
        List<DocFile> list = docFileService.findListByDocId(docId);
        if(list == null)
            list = Collections.emptyList();
        return new QueryListResponseResult<>(CommonCode.SUCCESS, list);
    }

    @Override
    @PutMapping("/assign/version/{fileId}")
    public ResponseResult assignFileVersion(@PathVariable("fileId") String fileId) {
        boolean b = docFileService.assignFileVersion(fileId);
        if(b)
            return new ResponseResult(CommonCode.SUCCESS);
        return new ResponseResult(CommonCode.FAIL);
    }

    @Override
    @GetMapping("/get/{fileId}")
    public DataResponseResult<DocFile> getFileById(@PathVariable("fileId") String fileId) {
        DocFile file = docFileService.getById(fileId);
        if(file == null)
            return new DataResponseResult(CommonCode.FAIL, null);
        return new DataResponseResult(CommonCode.SUCCESS, file);
    }

    @Override
    @GetMapping("/preview/{id}")
    public QueryListResponseResult previewDocFile(@PathVariable("id") String id) {
        DocFile docFile = docFileService.getById(id);
        if(!ValidateUtil.validateString(docFile.getFilePath()) || !ValidateUtil.validateString(docFile.getFileName()) ||
                /*!ValidateUtil.validateString(docFile.getFileSuffix()) ||*/ !ValidateUtil.validateString(docFile.getFileEncodeName()))
            return new QueryListResponseResult(CommonCode.FAIL, null);
        String filePath = docFile.getFilePath();
        String fileEncodeName = docFile.getFileEncodeName();
        List<String> list = FileUtil.readFile(fileEncodeName, filePath);
        if(list == null || list.isEmpty())
            return new QueryListResponseResult(CommonCode.FAIL, null);
        return new QueryListResponseResult(CommonCode.SUCCESS, list);
    }

    @Override
    @GetMapping("/preview/pdf/{id}")
    public ResponseResult previewPdfDocFile(HttpServletRequest request, HttpServletResponse response, @PathVariable("id") String id) {
        DocFile docFile = docFileService.getById(id);
        if(!ValidateUtil.validateString(docFile.getFilePath()) || !ValidateUtil.validateString(docFile.getFileName()) ||
                /*!ValidateUtil.validateString(docFile.getFileSuffix()) ||*/ !ValidateUtil.validateString(docFile.getFileEncodeName()))
            return new ResponseResult(CommonCode.FAIL);
        String fileName;
        if(ValidateUtil.validateString(docFile.getFileSuffix())) {
            fileName = docFile.getFileName() + "." + docFile.getFileSuffix();
        }else {
            fileName = docFile.getFileName();
        }
        String filePath = docFile.getFilePath();
        String fileEncodeName = docFile.getFileEncodeName();
        FileUtil.downLoadFile(response, fileEncodeName, filePath, fileName);
        return null;
    }

    @Override
    @GetMapping("/comparison/{firstFileId}/{secondFileId}")
    public DataResponseResult<ComparisonFilesResponse> comparisonFileDiff(@PathVariable("firstFileId") String firstFileId, @PathVariable("secondFileId") String secondFileId) {
        DocFile firstFile = docFileService.getById(firstFileId);
        if(firstFile == null || !ValidateUtil.validateString(firstFile.getFilePath()) || !ValidateUtil.validateString(firstFile.getFileName()) ||
                /*!ValidateUtil.validateString(firstFile.getFileSuffix()) ||*/ !ValidateUtil.validateString(firstFile.getFileEncodeName()))
            return new DataResponseResult(CommonCode.FAIL, null);
        DocFile secondFile = docFileService.getById(secondFileId);
        if(secondFile == null || !ValidateUtil.validateString(secondFile.getFilePath()) || !ValidateUtil.validateString(secondFile.getFileName()) ||
                /*!ValidateUtil.validateString(secondFile.getFileSuffix()) ||*/ !ValidateUtil.validateString(secondFile.getFileEncodeName()))
            return new DataResponseResult(CommonCode.FAIL, null);
        ComparisonFilesResponse comp = new ComparisonFilesResponse();
        List<String> firstList = FileUtil.readFile(firstFile.getFileEncodeName(), firstFile.getFilePath());
        if(firstList == null || firstList.isEmpty())
            return new DataResponseResult(CommonCode.FAIL, null);
        comp.setFirst(firstList);
        List<String> secondList = FileUtil.readFile(secondFile.getFileEncodeName(), secondFile.getFilePath());
        if(secondList == null || secondList.isEmpty())
            return new DataResponseResult(CommonCode.FAIL, null);
        comp.setSecond(secondList);
        return new DataResponseResult(CommonCode.SUCCESS, comp);
    }

}