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package wdutil.wdjws.rest;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.concurrent.TimeUnit;

import jakarta.ws.rs.client.Client;
import jakarta.ws.rs.client.ClientBuilder;
import jakarta.ws.rs.client.ClientRequestFilter;
import jakarta.ws.rs.client.Entity;
import jakarta.ws.rs.core.Response;

public class Blobitory {

	private static Client client;

	public static Client getClient() throws Exception {
		if (client == null) {
			client = ClientBuilder.newClient();
		}
		return client;
	}

	public static void listBlobitory(String serviceHost, String clientId, ClientRequestFilter auth) throws Exception {

		Client client = getClient();
		client.register(auth);

		Response response = client.target(getBlobitoryURL(serviceHost, clientId)).request().header("X-Tenant", clientId).get();

	}

	public static void downloadFile(String fileURL, String clientId, ClientRequestFilter auth, OutputStream out) throws Exception {

		Client client = ClientBuilder.newClient();
		Response response = client.target(fileURL).register(auth).request().header("X-Tenant", clientId).get();
		try (InputStream in = response.readEntity(InputStream.class);) {
			int n;
			byte[] buffer = new byte[1024];
			while ((n = in.read(buffer)) > -1) {
				out.write(buffer, 0, n);
			}
			out.close();
		} finally {
			response.close();
			client.close();
		}
	}

	public static byte[] downloadFile(String fileURL, String clientId, ClientRequestFilter auth) throws Exception {
		Client client = ClientBuilder.newBuilder().connectTimeout(90, TimeUnit.SECONDS).readTimeout(90, TimeUnit.SECONDS).build();
		Response response = client.target(fileURL).register(auth).request().header("X-Tenant", clientId).get();
		try {
			return response.readEntity(byte[].class);
		} finally {
			response.close();
			client.close();
		}
	}

	public static byte[] uploadFile(String fileURL, byte[] contents, String mimeType, String clientId, ClientRequestFilter auth) throws Exception {
		Client client = ClientBuilder.newBuilder().connectTimeout(90, TimeUnit.SECONDS).readTimeout(90, TimeUnit.SECONDS).build();
		Response response = client.target(fileURL).register(auth).request().header("X-Tenant", clientId).put(Entity.entity(new ByteArrayInputStream(contents), mimeType));
		try {
			return response.readEntity(byte[].class);
		} finally {
			response.close();
			client.close();
		}
	}

	public static String getBlobitoryURL(String serviceHost, String clientId) {
		return String.format("https://%s/ccx/cc-blobitory/%s", serviceHost, clientId);
	}

	public static String getMyReportsFileURL(String serviceHost, String clientId, String docID) {
		return String.format("%s/%s", getBlobitoryURL(serviceHost, clientId), docID);
	}

}