;;; Guix Build Coordinator
;;;
;;; Copyright © 2020 Christopher Baines <mail@cbaines.net>
;;;
;;; This file is part of the guix-build-coordinator.
;;;
;;; The Guix Build Coordinator is free software; you can redistribute
;;; it and/or modify it under the terms of the GNU General Public
;;; License as published by the Free Software Foundation; either
;;; version 3 of the License, or (at your option) any later version.
;;;
;;; The Guix Build Coordinator is distributed in the hope that it will
;;; be useful, but WITHOUT ANY WARRANTY; without even the implied
;;; warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
;;; See the GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with the guix-data-service.  If not, see
;;; <http://www.gnu.org/licenses/>.

(define-module (guix-build-coordinator guix-data-service)
  #:use-module (srfi srfi-11)
  #:use-module (ice-9 exceptions)
  #:use-module (rnrs bytevectors)
  #:use-module (json)
  #:use-module (web client)
  #:use-module (web response)
  #:export (send-build-event-to-guix-data-service))

(define (send-build-event-to-guix-data-service target-url event)
  (define body
    (scm->json-string
     `((items . ,(vector event)))))

  (let*-values
      (((response body)
        (http-post target-url
                   #:body body
                   ;; Guile doesn't treat JSON as text, so decode the
                   ;; body manually
                   #:decode-body? #f))
       ((code)
        (response-code response)))
    (unless (and (>= code 200)
                 (< code 300))
      (raise-exception
       (make-exception-with-message
        (simple-format #f "code: ~A response: ~A"
                       code
                       (utf8->string body)))))))