package com.fd.controller;

import com.fd.constant.Command;
import com.fd.constant.MsgCode;
import com.fd.constant.TypeCode;
import com.fd.dto.PageDto;
import com.fd.dto.MyQueue;
import com.fd.entity.FileEntity;
import com.fd.server.CmdServer;
import com.fd.server.FileServer;
import com.fd.util.FileUtils;
import com.fd.util.R;
import io.swagger.annotations.ApiOperation;
import lombok.extern.log4j.Log4j2;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.PostConstruct;
import java.io.File;
import java.util.Date;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

/**
 * Created by Owen on 2019/11/12 0012 9:40
 * <p>
 * 3D模型数据
 */
@Log4j2
@RequestMapping("api/fdModel")
@RestController
public class FdModelController {

    @Value("${input.file.path}")
    private String INPUT_FILE_PATH;

    @Value("${output.file.path}")
    private String OUTPUT_FILE_PATH;

    @Autowired
    private FileServer fileServer;

    @Autowired
    private CmdServer cmdServer;

    // 队列
    BlockingQueue<String> queue = new LinkedBlockingQueue<String>(5);

    BlockingQueue<MyQueue> modelQueue = new LinkedBlockingQueue<MyQueue>(5);

    private static AtomicInteger count = new AtomicInteger();


    /**
     * 初始化队列
     *
     * @return
     */
    @PostConstruct
    private void init() {

        // 多线程运行切片
//        new Thread(new ModelSliceThread(cmd, fileEntity)).start();
        // 多线程消费队列
//        new Thread(new ConsumerThread()).start();

        new Thread(new modelSliceConsumerThread(modelQueue)).start();

    }


//    @ApiOperation("测试生成队列")
//    @GetMapping("command/queProducer/{fileId}/")
//    private R queProducer(@PathVariable("fileId") Long fileId) {
//        log.info("run queProducer: {}", fileId);
//
//        // 命令产生的是文件夹
//        FileEntity fileEntity = new FileEntity();
//        fileEntity.setFileName(fileId.toString());
//        fileEntity.setFileUrl("33");
//        fileEntity.setCreateTime(new Date());
//        fileEntity.setUpdateTime(new Date());
//        fileEntity.setStatus(5);
//
//        fileEntity = fileServer.save(fileEntity);
//
//        MyQueue que = new MyQueue();
//        que.setObj(fileEntity);
//        que.setStr("cmd1");
//
//        // 将数据存入队列中
//        boolean offer = false;
//        try {
//            offer = oQueue.offer(que, 2, TimeUnit.SECONDS);
//        } catch (InterruptedException e) {
//            e.printStackTrace();
//        }
//        if (offer) {
//            System.out.println("生产者,存入" + que.toString() + "到队列中,成功.");
//        } else {
//            System.out.println("生产者,存入" + que.toString()  + "到队列中,失败.");
//        }
//
//        return new R(200, fileEntity);
//
//    }

    /**
     * 消费队列
     */
    public class modelSliceConsumerThread implements Runnable{

        private BlockingQueue<MyQueue> queue;
        public modelSliceConsumerThread(BlockingQueue<MyQueue> queue){
            this.queue = queue;
        }

        @Override
        public void run() {
            log.warn("run modelSliceConsumerThread");
            while (true) {
                try {
                    MyQueue data = queue.poll(2, TimeUnit.SECONDS);
                    if (data != null) {
                        log.info("消费者,拿到队列中的数据data:" + data.toString());

                        Integer integer = cmdServer.exeCmdModelSlice(data.getStr());
                        FileEntity obj =(FileEntity) data.getObj();

                        if (integer != 0) {
                            log.info("error command exeCmdModelSlice");
                            // 如果命令运行失败，删除刚才创建的实体类
                            fileServer.deleteById(obj.getId());
                            return;
                        }
                    }
                    Thread.sleep(4000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
    }



//    @ApiOperation("生成队列")
//    @PostMapping(value = "test")
//    private R test() {
//        log.info("run test");
//        // 将数据存入队列中
//        String data = count.incrementAndGet() + "";
//
//        boolean offer = false;
//        try {
//            // 将数据存入队列中
//            offer = queue.offer(data, 2, TimeUnit.SECONDS);
//        } catch (InterruptedException e) {
//            e.printStackTrace();
//        }
//        if (offer) {
//            System.out.println("生产者,存入" + data + "到队列中,成功.");
//        } else {
//            System.out.println("生产者,存入" + data + "到队列中,失败.");
//        }
//        return new R(200, data);
//    }

//    @ApiOperation("消费队列")
//    @PostMapping(value = "test2")
//    private R test2() {
//        log.info("run test");
//
//
//        String data = null;
//        try {
//            data = queue.poll(2, TimeUnit.SECONDS);
//        } catch (InterruptedException e) {
//            e.printStackTrace();
//        }
//        if (data != null) {
//            System.out.println("消费者,拿到队列中的数据data:" + data);
//        }
//        return new R(200, data);
//    }

    public class ConsumerThread implements Runnable{

        @Override
        public void run() {
            log.warn("run ConsumerThread");
            while (true) {
                try {
                    String data = queue.poll(2, TimeUnit.SECONDS);
                    if (data != null) {
                        log.info("消费者,拿到队列中的数据data:" + data);
                    }
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
    }


    @ApiOperation("上传3D模型数据，只能上传zip文件")
    @PostMapping(value = "upload", consumes = {"multipart/form-data"})
    private R upload(@RequestParam("file") MultipartFile file) {
        log.info("run upload");

        // 文件名全名
        String fileName = file.getOriginalFilename();
        String s = StringUtils.substringAfterLast(fileName, ".");

        if (!"zip".equals(s)) {
            return new R(50007, MsgCode.E50007);
        }

        return fileServer.uploadBigFile(file, TypeCode.FILE_TYPE_MODEL);
    }


    @ApiOperation("解压zip文件")
    @GetMapping("unzip/{fileId}/")
    private R fileUnzip(@PathVariable("fileId") Long fileId) {
        log.info("run fileUnzip: {}", fileId);
        FileEntity entity = fileServer.findById(fileId);

        boolean unzip = FileUtils.unzip(entity.getFileUrl(), INPUT_FILE_PATH);

        if (!unzip) {
            log.info("zip error: {}", MsgCode.E51001);
            return new R(50001, MsgCode.E51001);
        }

        String fileName = StringUtils.substringBefore(entity.getFileName(), ".");

        FileEntity fileEntity = new FileEntity();

        fileEntity.setFileName(fileName);
        fileEntity.setFileUrl(INPUT_FILE_PATH + File.separator + fileName);
        fileEntity.setCreateTime(new Date());
        fileEntity.setUpdateTime(new Date());
        fileEntity.setType(TypeCode.FILE_TYPE_MODEL);
        fileEntity.setStatus(4);
        fileEntity = fileServer.save(fileEntity);

        return new R(200, fileEntity);
    }

    @ApiOperation("获取3D模型数据列表")
    @PostMapping(value = "list")
    private R list(@RequestBody PageDto param) {
        log.info("run list");
        return fileServer.findByType(TypeCode.FILE_TYPE_MODEL, param);
    }

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


    @ApiOperation("倾斜摄影数据切片")
    @GetMapping("command/osgb/{fileId}/")
    private R cmdModelSlice(@PathVariable("fileId") Long fileId) {
        log.info("run cmdModelSlice: {}", fileId);

        FileEntity entity = fileServer.findById(fileId);
        // 传入的是目录
        String cmd = Command.MODEL_SLICE_OSGB;
        cmd = cmd.replace("@fileName", entity.getFileName());
        log.info("cmd: {}", cmd);

        // 命令产生的是文件夹
        FileEntity fileEntity = new FileEntity();
        fileEntity.setFileName(entity.getFileName());
        fileEntity.setFileUrl(OUTPUT_FILE_PATH + entity.getFileName());
        fileEntity.setCreateTime(new Date());
        fileEntity.setUpdateTime(new Date());
        fileEntity.setStatus(5);

        fileEntity = fileServer.save(fileEntity);

        // 把数据放入队列中
        MyQueue data = new MyQueue();
        data.setObj(fileEntity);
        data.setStr(cmd);
        try {
            modelQueue.offer(data, 1, TimeUnit.SECONDS);
            log.info("入队成功");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

        return new R(200, fileEntity);

    }

//    @ApiOperation("倾斜摄影数据切片")
//    @GetMapping("command/osgb/{fileId}/")
//    private R cmdModelSlice(@PathVariable("fileId") Long fileId) {
//        log.info("run cmdModelSlice: {}", fileId);
//
//
////        // 将数据存入队列中
////        String data = count.incrementAndGet() + "";
////        boolean offer = false;
////        try {
////            // 将数据存入队列中
////            offer = queue.offer(data, 2, TimeUnit.SECONDS);
////        } catch (InterruptedException e) {
////            e.printStackTrace();
////        }
////        if (offer) {
////            System.out.println("生产者,存入" + data + "到队列中,成功.");
////        } else {
////            System.out.println("生产者,存入" + data + "到队列中,失败.");
////        }
//
//
//        FileEntity entity = fileServer.findById(fileId);
//        // 传入的是目录
//        String cmd = Command.MODEL_SLICE_OSGB;
//        cmd = cmd.replace("@fileName", entity.getFileName());
//        log.info("cmd: {}", cmd);
//
//        // 命令产生的是文件夹
//        FileEntity fileEntity = new FileEntity();
//        fileEntity.setFileName(entity.getFileName());
//        fileEntity.setFileUrl(OUTPUT_FILE_PATH + entity.getFileName());
//        fileEntity.setCreateTime(new Date());
//        fileEntity.setUpdateTime(new Date());
//        fileEntity.setStatus(5);
//
//        fileEntity = fileServer.save(fileEntity);
//
//        // 多线程运行切片
//        new Thread(new ModelSliceThread(cmd, fileEntity)).start();
//
//
//        return new R(200, fileEntity);
//
//    }


//    public class ModelSliceThread implements Runnable {
//
//        private volatile boolean flag = true;
//
//        private String cmd;
//
//        private FileEntity entity;
//
//        private ModelSliceThread(String cmd, FileEntity entity) {
//            this.cmd = cmd;
//            this.entity = entity;
//
//        }
//
//        @Override
//        public void run() {
//            log.warn("run ModelSliceThread");
//
////            queue.poll(2, Ti)
//
//            Integer integer = cmdServer.exeCmdModelSlice(cmd);
//            if (integer != 0) {
//                log.info("error command exeCmdModelSlice");
//                // 如果命令运行失败，删除刚才创建的实体类
//                fileServer.deleteById(entity.getId());
//                return;
//            }
//            log.warn("end RasterSliceThread");
//        }
//    }





    @ApiOperation("移动切片数据到服务器")
    @GetMapping("command/move/{fileId}/")
    private R cmdMove(@PathVariable("fileId") Long fileId) {
        log.info("run cmdMove: {}", fileId);
        FileEntity entity = fileServer.findById(fileId);

        String fileName = StringUtils.substringBefore(entity.getFileName(), ".");
        String path = StringUtils.substringBeforeLast(entity.getFileUrl(), "/");

        String cmd = Command.CMD_MV;
        cmd = cmd.replace("@fileName", fileName);
        cmd = cmd.replace("@path", path);
        log.info("cmd: {}", cmd);

        return cmdServer.exeCmd(cmd);
    }


}