package com.fd.controller;

import com.fd.Dto.FdageDto;
import com.fd.Dto.PageDto;
import com.fd.constant.CommandMsg;
import com.fd.constant.MsgCode;
import com.fd.constant.TypeCode;
import com.fd.entity.FileEntity;
import com.fd.entity.GenerateFileEntity;
import com.fd.entity.ScheduleEntity;
import com.fd.repository.FileRepository;
import com.fd.repository.GenerateFileRepository;
import com.fd.repository.ScheduleRepository;
import com.fd.util.ResponseResult;
import com.fd.server.CmdServer;
import com.fd.server.FileServer;
import com.fd.server.JsonServer;
import io.swagger.annotations.ApiOperation;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Sort;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.util.Date;
import java.util.Optional;
import java.util.concurrent.atomic.AtomicBoolean;

/**
 * Created by Owen on 2019/11/7 0007 10:19
 * 3D Model
 *
 * 时间很长的命令才需要多前程运行，其他命令不使用
 */
@Log4j2
@RestController
@RequestMapping("api/vts/model")
public class VtsModelController {

    @Value("${uploadFile.fdmodelPath}")
    private String fdmodelPath;

    @Autowired
    private FileServer fileServer;

    @Autowired
    private FileRepository fileRepository;

    @Autowired
    private JsonServer jsonServer;

    @Autowired
    private CmdServer cmdServer;

    @Autowired
    private ScheduleRepository scheduleRepository;

    @Autowired
    private GenerateFileRepository generateFileRepository;


    // 多线程共享变量
    // false 表示完成
    private static AtomicBoolean existsSlpk2vts = new AtomicBoolean(false);

    private static AtomicBoolean existsVts = new AtomicBoolean(false);

    @ApiOperation("upload model file list")
    @PostMapping(value = "list")
    private ResponseResult list(@RequestBody PageDto param){
        log.info("run list");
        Page<FileEntity> page = fileRepository.findByType(
                TypeCode.FILE_TYPE_MODEL,
                TypeCode.FILE_TYPE_MODEL_TILE,
                PageRequest.of(param.getPageNum(), param.getPageSize(), Sort.by("createTime").descending()));
        return new ResponseResult(200, page);
    }


    /**
     * 文件上传 到3d model
     * 上传大文件 xxx.slpk
     * @return
     */
    @ApiOperation("upload 3D model file")
    @PostMapping(value = "upload", consumes = { "multipart/form-data" })
    private ResponseResult upload(@RequestParam("file") MultipartFile file){
        log.info("run upload");
        return fileServer.uploadBigFile(file, fdmodelPath);
    }


    /**
     * 可能运行1s -- 12h
     * 需要记录进度
     * 需要多前程运行
     *
     */
    @ApiOperation("commandSlpk2vts")
    @GetMapping("/command/slpk2vts/{fileId}/")
    private ResponseResult commandSlpk2vts(@PathVariable("fileId") Long fileId) {
        log.info("run commandSlpk2vts : {}", fileId);

        Optional<FileEntity> entity = fileRepository.findById(fileId);
        if (!entity.isPresent()) {
            return new ResponseResult(50002, MsgCode.E50002);
        }

        FileEntity fileEntity = entity.get();
        String fileName = fileEntity.getFileName();
        fileName = fileName.substring(0, fileName.lastIndexOf("."));

        String cmd = CommandMsg.MODEL_SLPK2VTS;
        cmd = cmd.replaceAll("@fileName", fileName);
        log.info("cmd: {}", cmd);
        if (existsSlpk2vts.compareAndSet(false, true)) {
            new Thread(new CmdSlpk2vtsThread(cmd, fileId, fileEntity)).start();
        }

        return new ResponseResult(200, "success");
    }


    public class CmdSlpk2vtsThread implements Runnable{

        private String cmd;

        private Long fileId;

        private FileEntity fileEntity;

        public CmdSlpk2vtsThread(String cmd, Long fileId, FileEntity fileEntity) {
            this.cmd = cmd;
            this.fileId = fileId;
            this.fileEntity = fileEntity;
        }

        @Override
        public void run() {
            log.info("run CmdSlpk2vtsThread");
            Integer s = cmdServer.exeCmdSlpk2vts(cmd, fileId);
            if (s == 1) {
                log.info("cmd  run: {}", MsgCode.E50005);
            }
            log.info("cmd  run : success");
            fileEntity.setStatus(1); // 1：表示文件执行完成
            fileEntity.setUpdateTime(new Date());
            fileRepository.save(fileEntity);

            // 保存新产生的文件到数据库
            String fileName = fileEntity.getFileName();
            fileName = fileName.substring(0, fileName.lastIndexOf("."));
            String fileUrl = cmd.substring(cmd.indexOf("--output") + 9, cmd.indexOf("--tilesetId") - 1);

            FileEntity entity = new FileEntity();
            entity.setFileName(fileName);
            entity.setFileUrl(fileUrl);
            entity.setCreateTime(new Date());
            entity.setUpdateTime(new Date());
            entity.setType(TypeCode.FILE_TYPE_MODEL_TILE);
            fileRepository.save(entity);
            // 表示执行完成,释放锁
            existsSlpk2vts.set(false);

        }
    }


    /**
     * 可能运行1s -- 12h
     * 需要记录进度
     * 需要多前程运行
     */
    @ApiOperation("commandVts")
    @GetMapping("/command/vts/{fileId}/")
    private ResponseResult commandVts(@PathVariable("fileId") Long fileId) {
        log.info("run commandVts");

        Optional<FileEntity> entity = fileRepository.findById(fileId);
        if (!entity.isPresent()) {
            return new ResponseResult(50002, MsgCode.E50002);
        }

        FileEntity fileEntity = entity.get();
        String fileName = fileEntity.getFileName();
        fileName = fileName.substring(0, fileName.lastIndexOf("."));

        String cmd = CommandMsg.MODEL_VTS;
        cmd = cmd.replaceAll("@fileName", fileName);
        log.info("cmd: {}", cmd);

        if (existsVts.compareAndSet(false, true)) {
            new Thread(new CmdVtsThread(cmd, fileId, fileEntity)).start();
        }

        return new ResponseResult(200, "success");
    }


    public class CmdVtsThread implements Runnable{

        private String cmd;

        private Long fileId;

        private FileEntity fileEntity;

        public CmdVtsThread(String cmd, Long fileId, FileEntity fileEntity) {
            this.cmd = cmd;
            this.fileId = fileId;
            this.fileEntity = fileEntity;
        }

        @Override
        public void run() {
            log.info("run CmdVtsThread");
            Integer s = cmdServer.exeCmdVts(cmd, fileId);
            if (s == 1) {
                log.info("cmd  run: {}", MsgCode.E50005);
            }
            log.info("cmd  run : success");
            fileEntity.setStatus(2); // 2：表示VTS命令执行完成
            fileEntity.setUpdateTime(new Date());
            fileRepository.save(fileEntity);
            // 表示执行完成,释放锁
            existsVts.set(false);

        }
    }

    @ApiOperation("command model vts remove")
    @GetMapping("/command/vts/remove/{fileId}")
    private ResponseResult commandVtsRemove(@PathVariable("fileId") Long fileId) {
        log.info("run commandVtsRemove");
        GenerateFileEntity entity = generateFileRepository.findByFileId(fileId);
        if (entity == null) {
            return new ResponseResult(50002, MsgCode.E50002);
        }

        String fileName = entity.getFileName();
        String cmd = CommandMsg.MODEL_USER_VTS;
        cmd = cmd.replaceAll("@fileName", fileName);

        Integer s = cmdServer.exeCmd(cmd);
        if (s ==1) {
            log.info("cmd  run: {}", MsgCode.E50005);
            return new ResponseResult(50005, MsgCode.E50005);
        }
        log.info("cmd  run : success");

        return new ResponseResult(200, "success");
    }


    @ApiOperation("command change user vts")
    @GetMapping("/command/change/user/vts")
    private ResponseResult commandChangeUserVts() {
        log.info("run commandChangeUserVts");

        Integer s = cmdServer.exeCmd(CommandMsg.MODEL_USER_VTS);
        if (s ==1) {
            log.info("cmd  run: {}", MsgCode.E50005);
            return new ResponseResult(50005, MsgCode.E50005);
        }
        log.info("cmd  run : success");

        return new ResponseResult(200, "success");
    }

    /**
     * 删除文件
     */
    @GetMapping("delete/{fileId}/")
    private ResponseResult deleteFile(@PathVariable("fileId") Long fileId) {
        log.info("run deleteFile: {}", fileId);
        return fileServer.deleteFileById(fileId);
    }


//    @GetMapping("test")
//    private ResponseResult test() {
//        log.info("run test: {}");
//
//
//        return new ResponseResult(200, "123");
//    }


    /**
     * 查询命令处理进度
     * @param fileId 上传文件的id
     * @param type 执行命令的类型
     * @return
     */
    @ApiOperation("query progress bar; type: vts / slpk")
    @GetMapping("progress/{fileId}/{type}/")
    private ResponseResult queryProgress(@PathVariable("fileId") Long fileId, @PathVariable("type") String type){
        log.info("run queryProgress");
        log.info("fileId: {} , type: {}", fileId, type);
        ScheduleEntity results = scheduleRepository.findByFileIdAndType(fileId, type);
        return new ResponseResult(200, results);
    }


    @ApiOperation("update 4dage")
    @PostMapping("update/fdage")
    private ResponseResult updateFdage(@RequestBody FdageDto param){
        log.info("run updateFdage");
        jsonServer.updateFdage(param);
        return new ResponseResult(200,"success");
    }





}