package com.kmall.admin.controller;

import com.alibaba.fastjson.JSON;
import com.kmall.admin.entity.SysOssEntity;
import com.kmall.common.fileserver.util.FileManager;
import com.kmall.common.oss.CloudStorageConfig;
import com.kmall.admin.fromcomm.service.SysConfigService;
import com.kmall.admin.service.SysOssService;
import com.kmall.common.utils.*;
import com.kmall.common.validator.ValidatorUtils;
import com.kmall.common.validator.group.AliyunGroup;
import com.kmall.common.validator.group.QcloudGroup;
import com.kmall.common.validator.group.QiniuGroup;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import sun.misc.BASE64Encoder;

import java.io.FileInputStream;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;


/**
 * 文件上传
 *
 * @author Scott
 * @email
 * @date 2017-03-25 12:13:26
 */
@RestController
@RequestMapping("sys/oss")
public class SysOssController {
    @Autowired
    private SysOssService sysOssService;
    @Autowired
    private SysConfigService sysConfigService;

    private final static String KEY = ConfigConstant.CLOUD_STORAGE_CONFIG_KEY;

    /**
     * 列表
     */
    @RequestMapping("/list")
    @RequiresPermissions("sys:oss:all")
    public R list(@RequestParam Map<String, Object> params) {
        //查询列表数据
        Query query = new Query(params);
        List<SysOssEntity> sysOssList = sysOssService.queryList(query);
        int total = sysOssService.queryTotal(query);

        PageUtils pageUtil = new PageUtils(sysOssList, total, query.getLimit(), query.getPage());

        return R.ok().put("page", pageUtil);
    }


    /**
     * 云存储配置信息
     */
    @RequestMapping("/config")
    @RequiresPermissions("sys:oss:all")
    public R config() {
        CloudStorageConfig config = sysConfigService.getConfigObject(KEY, CloudStorageConfig.class);

        return R.ok().put("config", config);
    }


    /**
     * 保存云存储配置信息
     */
    @RequestMapping("/saveConfig")
    @RequiresPermissions("sys:oss:all")
    public R saveConfig(@RequestBody CloudStorageConfig config) {
        //校验类型
        ValidatorUtils.validateEntity(config);

        if (config.getType() == Constant.CloudService.QINIU.getValue()) {
            //校验七牛数据
            ValidatorUtils.validateEntity(config, QiniuGroup.class);
        } else if (config.getType() == Constant.CloudService.ALIYUN.getValue()) {
            //校验阿里云数据
            ValidatorUtils.validateEntity(config, AliyunGroup.class);
        } else if (config.getType() == Constant.CloudService.QCLOUD.getValue()) {
            //校验腾讯云数据
            ValidatorUtils.validateEntity(config, QcloudGroup.class);
        }


        sysConfigService.updateValueByKey(KEY, JSON.toJSONString(config));

        return R.ok();
    }


    /**
     * 上传文件
     */
    @RequestMapping("/upload")
    @RequiresPermissions("sys:oss:all")
    public R upload(@RequestParam("file") MultipartFile file) throws Exception {
        if (file.isEmpty()) {
            throw new RRException("上传文件不能为空");
        }
//        String name = file.getOriginalFilename();
//        Thumbnails.of(name).size(200, 200).keepAspectRatio(false).allowOverwrite(true).toFile(name);
        int AllowImgFileSize=0; //允许上传图片文件的大小 0为无限制 单位：KB
        Long size = file.getSize();
        int ImgFileSize=Math.round(size/1024*100)/100;//取得图片文件的大小
        if(ImgFileSize > 200){
            throw new RRException("上传图片，不能超过 300k");
        }
        //上传文件
        String url = FileManager.upload(file);

        //保存文件信息
        SysOssEntity ossEntity = new SysOssEntity();
        ossEntity.setUrl(url);
        ossEntity.setCreateDate(new Date());
        sysOssService.save(ossEntity);

        R r = new R();
        r.put("url", url);
        r.put("link", url);
        return r;
    }
    /**
     * 上传视频文件，返回视频文件base64值
     */
    @RequestMapping("/uploadAndBase64")
    @RequiresPermissions("sys:oss:all")
    public R uploadAndBase64(@RequestParam("file") MultipartFile file) throws Exception {
        if (file.isEmpty()) {
            throw new RRException("上传文件不能为空");
        }
        Long size = file.getSize();
        int ImgFileSize=Math.round(size/1024*100)/100;//取得图片文件的大小
        if(ImgFileSize > 500){
            throw new RRException("上传视频，不能超过 500k");
        }

        BASE64Encoder base64Encoder =new BASE64Encoder();
        String base64EncoderImg = base64Encoder.encode(file.getBytes());

        //上传文件在前端生成临时文件，此处只返回base64码
        /*//上传文件
        String url = FileManager.upload(file);

        //保存文件信息
        SysOssEntity ossEntity = new SysOssEntity();
        ossEntity.setUrl(url);
        ossEntity.setCreateDate(new Date());
        sysOssService.save(ossEntity);*/

        R r = new R();
//        r.put("url", url);
//        r.put("link", url);
        r.put("base64EncoderImg", base64EncoderImg);
        return r;
    }

    /**
     * 删除
     */
    @RequestMapping("/delete")
    @RequiresPermissions("sys:oss:all")
    public R delete(@RequestBody Long[] ids) {
        sysOssService.deleteBatch(ids);

        return R.ok();
    }

    /**
     * 查询所有列表
     */
    @RequestMapping("/queryAll")
    public List<String> queryAll(@RequestParam Map<String, Object> params) {
        //查询列表数据
        List<SysOssEntity> sysOssList = sysOssService.queryList(params);

        List<String> list = new ArrayList<>();
        if (null != sysOssList && sysOssList.size() > 0) {
            for (SysOssEntity item : sysOssList) {
                list.add(item.getUrl());
            }
        }
        return list;
    }
}