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;;; Guix Data Service -- Information about Guix over time
;;; Copyright © 2020 Christopher Baines <mail@cbaines.net>
;;;
;;; This program is free software: you can redistribute it and/or
;;; modify it under the terms of the GNU Affero General Public License
;;; as published by the Free Software Foundation, either version 3 of
;;; the License, or (at your option) any later version.
;;;
;;; This program 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
;;; Affero General Public License for more details.
;;;
;;; You should have received a copy of the GNU Affero General Public
;;; License along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(define-module (guix-data-service model channel-instance)
#:use-module (srfi srfi-1)
#:use-module (ice-9 match)
#:use-module (squee)
#:use-module (json)
#:use-module (guix utils)
#:use-module (guix-data-service model utils)
#:use-module (guix-data-service model derivation)
#:export (insert-channel-instances))
(define (insert-channel-instances conn
guix-revision-id
derivations-by-system)
(let ((derivation-ids
(derivation-file-names->derivation-ids
conn
(map cdr derivations-by-system))))
(exec-query
conn
(string-append
"
INSERT INTO channel_instances
(guix_revision_id, system, derivation_id)
VALUES "
(string-join
(map (lambda (system derivation-id)
(simple-format #f "(~A, '~A', ~A)"
guix-revision-id
system
derivation-id))
(map car derivations-by-system)
derivation-ids)
", "))))
#t)
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