olaoluwa-98 / laravel-payant

     * @param  string $client_id

     * @return object

    */

    public function getClient($client_id = null){

        if(!$client_id || $client_id === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid Client Id");

        }

        $url = "/clients/{$client_id}";

        return $this->sendRequest('get', $url);

    }

     * [deleteClient]

     * @param  string $client_id [description]

     */

    public function deleteClient($client_id = null){

        if(!$client_id || $client_id === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid Client Id");

        }

        $url = "/clients/{$client_id}";

        return $this->sendRequest('delete', $url);

    }

    * @param  string $reference_code [Mandatory - Invoice Reference Code]

    * @return object               

    */

    public function getInvoice($reference_code = null){

        if(!$reference_code || $reference_code === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid reference_code");

        }

        $url = "/invoices/{$reference_code}";

        return $this->sendRequest('get', $url);

    }

    /**

    * [sendInvoice]

    * @param  string $reference_code [Mandatory - Invoice Reference Code]

    * @return object               

    */

    public function sendInvoice($reference_code = null){

        if(!$reference_code || $reference_code === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid reference_code");

        }

            $url = "/invoices/send/{$reference_code}";

            return $this->sendRequest('get', $url);

    }

    * @param  string $reference_code [Mandatory - Invoice Reference Code]

    * @return object                 

    */

    public function deleteInvoice($reference_code = null){

        if(!$reference_code || $reference_code === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid reference_code");

        }

        $url = "/invoices/{$reference_code}";

        return $this->sendRequest('delete', $url);

    }

    * @param  string $reference_code [Mandatory - Transfer Reference Code]

    * @return object               

    */

    public function getTransfer($reference_code = null){

        if(!$reference_code || $reference_code === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid reference_code");

        }

        $url = "/transfers/{$reference_code}";

        return $this->sendRequest('get', $url);

    }

    * @param  string $reference_code [Mandatory - Invoice Reference Code]

    * @return object                 

    */

    public function deleteTransfer($reference_code = null){

        if(!$reference_code || $reference_code === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid reference_code");

        }

        $url = "/transfers/{$reference_code}";

        return $this->sendRequest('delete', $url);

    }

    * [getPayment]

    * @param string $reference_code [Mandatory - Invoice Reference Code]

    */

    public function getPayment($reference_code = null){

        if(!$reference_code || $reference_code === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid reference_code");

        }

        $url = "/payments/{$reference_code}";

        return $this->sendRequest('get', $url);

    }

    * @param  int $product_id [Mandatory - Product ID]

    * @return object 

    */

    public function getProduct($product_id = null){

        if(!$product_id || $product_id === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid product_id");

        }

        $url = "/products/{$product_id}";

        return $this->sendRequest('get', $url);

    }

    * @param $product_id [Mandatory - Product ID]

    * @return object           

    */

    public function deleteProduct($product_id = null){

        if(!$product_id || $product_id === null){

            throw new IsNullOrInvalid("Error Processing Request - Null/Invalid Product Id");

        }

        $url = "/products/{$product_id}";

        return $this->sendRequest('delete', $url);

    }