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package de.torui.coflsky.proxy;
import de.torui.coflsky.CoflSky;
import de.torui.coflsky.commands.models.ProxyRequest;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class ProxyManager {
private final String ProxyResponseUrl = "http://sky.coflnet.com/api/data/proxy";
private final ExecutorService requestExecutor = Executors.newSingleThreadExecutor();
public void handleRequestAsync(ProxyRequest request){
CompletableFuture<String> req = this.doRequest(request.getUrl());
if(request.isUploadEnabled()) {
req.thenAcceptAsync(res -> this.uploadData(res,request.getId()));
}
}
private String getString(HttpURLConnection con) {
try {
InputStream in = new BufferedInputStream(con.getInputStream());
ByteArrayOutputStream result = new ByteArrayOutputStream();
byte[] buffer = new byte[1024];
for (int length; (length = in.read(buffer)) != -1; ) {
result.write(buffer, 0, length);
}
String resString = result.toString("UTF-8");
return resString;
} catch(IOException e){
return null;
}
}
public void uploadData(String data,String id){
this.requestExecutor.submit(new Runnable() {
@Override
public void run() {
try{
URL url = new URL(ProxyManager.this.ProxyResponseUrl);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setRequestMethod("POST");
con.setRequestProperty("X-Request-Id", id);
con.setDoOutput(true);
con.setDoInput(true);
OutputStream os = con.getOutputStream();
os.write(data.getBytes("UTF-8"));
os.close();
String response = getString(con);
System.out.println("Response=" + response);
}catch (Exception exception){
exception.printStackTrace();
}
}
});
}
private CompletableFuture<String> doRequest(String targetUrl){
CompletableFuture<String> future = new CompletableFuture<>();
this.requestExecutor.submit(new Runnable() {
@Override
public void run() {
try{
URL url = new URL(targetUrl);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setRequestMethod("GET");
con.setRequestProperty("Accept", "application/json");
con.setRequestProperty("User-Agent", "CoflMod");
String key = CoflSky.getAPIKeyManager().getApiInfo().key;
if(targetUrl.startsWith("https://api.hypixel.net") && !key.isEmpty()){
con.setRequestProperty("API-Key", key);
}
con.setDoInput(true);
future.complete(getString(con));
}catch (Exception exception){
exception.printStackTrace();
}
}
});
return future;
}
}
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