/**
 * This code was generated by
 * \ / _    _  _|   _  _
 *  | (_)\/(_)(_|\/| |(/_  v1.0.0
 *       /       /
 */

package com.twilio.rest.chat.v1;

import com.twilio.base.Creator;
import com.twilio.exception.ApiConnectionException;
import com.twilio.exception.ApiException;
import com.twilio.exception.RestException;
import com.twilio.http.HttpMethod;
import com.twilio.http.Request;
import com.twilio.http.Response;
import com.twilio.http.TwilioRestClient;
import com.twilio.rest.Domains;

public class CredentialCreator extends Creator<Credential> {
    private final Credential.PushService type;
    private String friendlyName;
    private String certificate;
    private String privateKey;
    private Boolean sandbox;
    private String apiKey;
    private String secret;

    /**
     * Construct a new CredentialCreator.
     *
     * @param type The type of push-notification service the credential is for
     */
    public CredentialCreator(final Credential.PushService type) {
        this.type = type;
    }

    /**
     * A descriptive string that you create to describe the new resource. It can be
     * up to 64 characters long..
     *
     * @param friendlyName A string to describe the resource
     * @return this
     */
    public CredentialCreator setFriendlyName(final String friendlyName) {
        this.friendlyName = friendlyName;
        return this;
    }

    /**
     * [APN only] The URL encoded representation of the certificate. For example,
     * `-----BEGIN CERTIFICATE-----
     * MIIFnTCCBIWgAwIBAgIIAjy9H849+E8wDQYJKoZIhvcNAQEFBQAwgZYxCzAJBgNV.....A==
     * -----END CERTIFICATE-----`.
     *
     * @param certificate [APN only] The URL encoded representation of the
     *                    certificate
     * @return this
     */
    public CredentialCreator setCertificate(final String certificate) {
        this.certificate = certificate;
        return this;
    }

    /**
     * [APN only] The URL encoded representation of the private key. For example,
     * `-----BEGIN RSA PRIVATE KEY-----
     * MIIEpQIBAAKCAQEAuyf/lNrH9ck8DmNyo3fGgvCI1l9s+cmBY3WIz+cUDqmxiieR.
     * -----END RSA PRIVATE KEY-----`.
     *
     * @param privateKey [APN only] The URL encoded representation of the private
     *                   key
     * @return this
     */
    public CredentialCreator setPrivateKey(final String privateKey) {
        this.privateKey = privateKey;
        return this;
    }

    /**
     * [APN only] Whether to send the credential to sandbox APNs. Can be `true` to
     * send to sandbox APNs or `false` to send to production..
     *
     * @param sandbox [APN only] Whether to send the credential to sandbox APNs
     * @return this
     */
    public CredentialCreator setSandbox(final Boolean sandbox) {
        this.sandbox = sandbox;
        return this;
    }

    /**
     * [GCM only] The API key for the project that was obtained from the Google
     * Developer console for your GCM Service application credential..
     *
     * @param apiKey [GCM only] The API key for the project that was obtained from
     *               the Google Developer console for your GCM Service application
     *               credential
     * @return this
     */
    public CredentialCreator setApiKey(final String apiKey) {
        this.apiKey = apiKey;
        return this;
    }

    /**
     * [FCM only] The **Server key** of your project from the Firebase console,
     * found under Settings / Cloud messaging..
     *
     * @param secret [FCM only] The Server key of your project from Firebase console
     * @return this
     */
    public CredentialCreator setSecret(final String secret) {
        this.secret = secret;
        return this;
    }

    /**
     * Make the request to the Twilio API to perform the create.
     *
     * @param client TwilioRestClient with which to make the request
     * @return Created Credential
     */
    @Override
    @SuppressWarnings("checkstyle:linelength")
    public Credential create(final TwilioRestClient client) {
        Request request = new Request(
            HttpMethod.POST,
            Domains.CHAT.toString(),
            "/v1/Credentials"
        );

        addPostParams(request);
        Response response = client.request(request);

        if (response == null) {
            throw new ApiConnectionException("Credential creation failed: Unable to connect to server");
        } else if (!TwilioRestClient.SUCCESS.test(response.getStatusCode())) {
            RestException restException = RestException.fromJson(response.getStream(), client.getObjectMapper());
            if (restException == null) {
                throw new ApiException("Server Error, no content");
            }
            throw new ApiException(restException);
        }

        return Credential.fromJson(response.getStream(), client.getObjectMapper());
    }

    /**
     * Add the requested post parameters to the Request.
     *
     * @param request Request to add post params to
     */
    private void addPostParams(final Request request) {
        if (type != null) {
            request.addPostParam("Type", type.toString());
        }

        if (friendlyName != null) {
            request.addPostParam("FriendlyName", friendlyName);
        }

        if (certificate != null) {
            request.addPostParam("Certificate", certificate);
        }

        if (privateKey != null) {
            request.addPostParam("PrivateKey", privateKey);
        }

        if (sandbox != null) {
            request.addPostParam("Sandbox", sandbox.toString());
        }

        if (apiKey != null) {
            request.addPostParam("ApiKey", apiKey);
        }

        if (secret != null) {
            request.addPostParam("Secret", secret);
        }
    }
}