import com.dropbox.core.DbxException;
import com.dropbox.core.DbxRequestConfig;
import com.dropbox.core.v2.DbxClientV2;
import com.dropbox.core.v2.files.FileMetadata;
import com.dropbox.core.v2.files.ListFolderResult;
import com.dropbox.core.v2.files.Metadata;
import com.dropbox.core.v2.users.FullAccount;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.io.IOException;

import java.io.BufferedWriter;
import java.io.FileWriter;



public class Main {
    private static final String ACCESS_TOKEN = "jVTHY3HH5pAAAAAAAAAAP3cZV9BNAGO8uO1XHNFOuMu0zG8N5bLtvNdCwBtvxH4P";

    public static void main(String args[]) throws DbxException, FileNotFoundException, IOException {

    	//Creating a Textfile
    	/*
    	String fileName = "test.txt";
    	String text = "Das ist ein Test";
    	createFile(fileName,text);
    	*/

        // Create Dropbox client
        DbxRequestConfig config = DbxRequestConfig.newBuilder("dropbox/JKU_SE_Test").build();
        DbxClientV2 client = new DbxClientV2(config, ACCESS_TOKEN);

        // Get current account info
        FullAccount account = client.users().getCurrentAccount();
        System.out.println(account.getName().getDisplayName());


     // Upload "test.txt" to Dropbox
        try (InputStream in = new FileInputStream("C:\\Users\\Mario\\DropBox\\DropBox_Test\\src\\Decompose.png")) {
            FileMetadata metadata = client.files().uploadBuilder("/DropBox/decompose.png")
                .uploadAndFinish(in);
        }

        // Get files and folder metadata from Dropbox root directory
        ListFolderResult result = client.files().listFolder("/DropBox/");
        while (true) {
            for (Metadata metadata : result.getEntries()) {
                System.out.println("Archiv: " + metadata.getPathLower());
            }

            if (!result.getHasMore()) {
                break;
            }

            result = client.files().listFolderContinue(result.getCursor());

        }

    }

    public static void createFile (String filename, String text) {
        PrintWriter pWriter = null;
        try {
            pWriter = new PrintWriter(new BufferedWriter(new FileWriter(filename)));
            pWriter.println(text);
        } catch (IOException ioe) {
            ioe.printStackTrace();
        } finally {
            if (pWriter != null){
                pWriter.flush();
                pWriter.close();
            }
        }
    }


}