package com.fgkj.controller;

import com.fgkj.util.*;

import com.fgkj.dto.User_Chart;
import com.fgkj.services.User_ChartService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import sun.misc.BASE64Decoder;

import java.io.*;
import java.util.*;
import javax.annotation.Resource;

@RequestMapping("chart")
@RestController
@Api(tags = "chart接口")
public class ChartController{

	private static Map<String,String> fileUtil = new HashMap<String, String>(){
		{
			put("logo","logo.png");
			put("normal","home_normal.gif");
			put("behind","home_behind.gif");
			put("timeout","home_timeout.gif");
			put("warn","home_warn.gif");
		}		
	};

	@Resource
	private User_ChartService service;

	// private List<File> files;
	// private List<String> filesFileName;
	//上传文件内容类型集合  
	// private String josn;
	
	//执行上传功能  
	private void uploadFile(File file,String webpath) {  
		InputStream in =null;
		OutputStream out =null;
		try {   
			File fileLocation = new File(webpath).getParentFile(); 
			//此处也可以在应用根目录手动建立目标上传目录 
			if(!fileLocation.exists()){ 
				boolean isCreated = fileLocation.mkdir(); 
				if(!isCreated) { 
					//目标上传目录创建失败,可做其他处理,例如抛出自定义异常等,一般应该不会出现这种情况。 
					System.out.println("创建失败!");
				} 
			} 
			in = new FileInputStream(file);
			File uploadFile = new File(webpath);
			out = new FileOutputStream(uploadFile);  
			byte[] buffer = new byte[1024 * 1024];  
	    	int length;  
	    	while ((length = in.read(buffer)) > 0) {  
	    		out.write(buffer, 0, length);  
	    	}
	    	out.flush();
      	}catch (FileNotFoundException e) {
      		e.printStackTrace();
      	}catch (IOException e) {
      		e.printStackTrace(); 
      	}finally{
      		try {
      			if (in!= null) {       
      				in.close();       
      			}       
      			if (out != null) {       
      				out.close();       
      			}
      		} catch (IOException e) {
      			e.printStackTrace();
      		}
      	}  
	}

	@PutMapping("form")
	@ApiOperation(notes = "",value="form")
	public boolean uploadform(@RequestBody User_Chart uchart,@RequestBody List<File> files,@RequestBody List<String> filesFileName){
		// User_Chart uchart=ActionUtil.getGson().fromJson(json, User_Chart.class);
		boolean res=false;
		String webpath=null;//上传路径
		//System.out.println(uchart);
		String loadpath = ActionUtil.getSession().getServletContext().getRealPath("/");
		String root = new File(loadpath).getAbsolutePath();
		System.out.println("root:"+root);
		for (int i = 0; i < files.size(); i++) { 
			System.out.println("filename:"+filesFileName.get(i));			
			File file=files.get(i);
			//循环上传每个文件  
			webpath=root+"/images/"+uchart.getChart_file()+"/"+filesFileName.get(i);
			System.out.println(webpath);
			//uploadFile(file,webpath); 
		}
		System.out.println("完成");
		//model=service.add(uchart);
		res=true;
		return res;
	}
    
	//修改班组的logo
	@PutMapping("serverRootLogo")
	@ApiOperation(notes = "",value="修改班组的logo")
	public boolean updateServerRootLogo(HashMap<String,String> s){
		boolean res=false;
		boolean isSuccess = false;
		//获取服务器上文件存放的根路径
		String loadpath = ActionUtil.getSession().getServletContext().getRealPath("/");
		String str = new File(loadpath).getParentFile().getAbsolutePath();
		String root = str+"/images/";
		// Map<String,String> s = getGson().fromJson(json, new TypeToken<HashMap<String,String>>(){}.getType());
		String dirname = s.get("chart_file");
		if(dirname != null && dirname.length()>0){
			root += dirname + "/";		
		}
		List<String> bases = new ArrayList<String>();
		List<String> filepath = new ArrayList<String>();
		Iterator iter = s.entrySet().iterator();
		while (iter.hasNext()) {
			Map.Entry entry = (Map.Entry) iter.next();
			Object key = entry.getKey();
			String fname = fileUtil.get(key);
			if(fname!=null && fname.length()>0){
				bases.add(entry.getValue().toString());
				filepath.add(root+fname);
				System.out.println(root+fname);
			}
			Object val = entry.getValue();
		}
		//System.out.println(bases.size());
		//System.out.println(filepath.size());
		for(int i=0;i<bases.size();i++){
			String pattern = "^data:image\\/\\w+;base64,";
			String basestr = bases.get(i).replaceFirst(pattern, "");
			ActionUtil.generateImage(basestr,filepath.get(i));
		}
		res=true;

		return res;
	}
	
	
	private void createFileByBase64(String path,String base64){
		base64 =base64.replaceAll("data:image/jpeg;base64,", "");      
		BASE64Decoder decoder = new BASE64Decoder();      
		try {      
             // Base64解码      
             byte[] b = decoder.decodeBuffer(base64);      
             for (int i = 0; i < b.length; ++i) {      
                 if (b[i] < 0) {// 调整异常数据      
                     b[i] += 256;      
                 }      
             }      
             // 生成jpeg图片      
             
             File file = new File(path);    
             OutputStream out = new FileOutputStream(file);      
             out.write(b);      
             out.flush();      
             out.close();      
         } catch (Exception e) {      
             e.printStackTrace();      
         }
	}

}