package com.diagbot.web;

import com.diagbot.dto.FileDTO;
import com.diagbot.facade.UploadFacade;
import com.diagbot.util.FastJsonUtils;
import com.diagbot.util.StringUtil;
import io.swagger.annotations.Api;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@RestController
@Api(value = "文件上传API", tags = { "文件上传API" })
@RequestMapping(value = "/file")
@SuppressWarnings("unchecked")
public class UploadController {
    @Autowired
    private UploadFacade uploadFacade;

    @CrossOrigin(allowCredentials = "true", allowedHeaders = "*", methods = { RequestMethod.POST }, origins = "*")
    @PostMapping(value = "/uploadImage", produces = MediaType.APPLICATION_JSON_UTF8_VALUE)
    public String singleFileUpload(@RequestParam("upfile") MultipartFile file, HttpServletRequest request, HttpServletResponse response) {
        FileDTO fileDTO = uploadFacade.singleFileUpload(file);
        String data = FastJsonUtils.getBeanToJson(fileDTO);
        response.setContentType("text/plain;charset=UTF-8");

        String callback = request.getParameter("callback");//客户端请求参数
        if (callback != null && StringUtil.isNotBlank(callback)) {
            data = callback + "(" + data + ")";
        }
        return data;
    }

    @PostMapping("/deleteRemoteFile")
    public String deleteRemoteFile(@RequestParam("path") String path) {
        String data = FastJsonUtils.getBeanToJson(uploadFacade.deleteRemoteFile(path));
        return data;
    }
}