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;;; Guix QA Frontpage
;;;
;;; Copyright © 2022 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-qa-frontpage mumi)
#:use-module (srfi srfi-1)
#:use-module (ice-9 match)
#:use-module (json)
#:use-module (kolam http)
#:use-module (kolam parse)
#:use-module (web uri)
#:use-module (web client)
#:use-module ((guix-data-service utils) #:select (chunk!))
#:use-module ((guix-build-coordinator utils)
#:select (retry-on-error))
#:export (mumi-search-issues
mumi-issue-open?
mumi-bulk-issues))
(define* (graphql-http-get*
uri document
#:key (verify-certificate? #t)
(port (open-socket-for-uri
uri
#:verify-certificate? verify-certificate?))
(keep-alive? #f)
(variables '()))
(call-with-values
(lambda ()
(http-get
(string-append uri
"?query="
(uri-encode (scm->graphql-string document))
"&"
"variables="
(uri-encode (scm->json-string
((@@ (kolam http) variables->alist)
variables))))
#:streaming? #t
#:keep-alive? keep-alive?
#:verify-certificate? verify-certificate?
#:port port))
(@@ (kolam http) graphql-http-response)))
(define (mumi-search-issues query)
(with-exception-handler
(lambda (exn)
(simple-format
(current-error-port)
"exception when searching issues: ~A\n"
exn)
#f)
(lambda ()
(let ((response
(graphql-http-get "https://issues.guix.gnu.org/graphql"
`(document (query (#(issues #:search ,query) number title date open (blocked_by number)))))))
(assoc-ref response
"issues")))
#:unwind? #t))
(define (mumi-issue-open? number)
(let ((response
(graphql-http-get "https://issues.guix.gnu.org/graphql"
`(document (query (#(issue #:number ,number) open))))))
(assoc-ref (cdr (first response))
"open")))
(define (mumi-bulk-issues numbers)
(define url
"https://issues.guix.gnu.org/graphql")
(let ((number-to-data
(make-hash-table)))
(let loop ((chunks (chunk! (list-copy numbers)
30))
(port
(open-socket-for-uri
(string->uri url)
#:verify-certificate? #t)))
(if (null? chunks)
(close-port port)
(let ((response
(retry-on-error
(lambda ()
(graphql-http-get*
url
`(document
,@(map (lambda (number)
`(query (#(issue #:number ,number)
number title open severity tags
(merged_with number))))
(car chunks)))
#:keep-alive? #t
#:port port))
#:times 1
#:delay 0)))
(for-each
(lambda (res)
(let ((data (cdr res)))
(hash-set! number-to-data
(assoc-ref data "number")
`((title . ,(assoc-ref data "title"))
(open? . ,(assoc-ref data "open"))
(tags . ,(vector->list
(assoc-ref data "tags")))
(merged-with . ,(map
(lambda (data)
(assoc-ref data "number"))
(vector->list
(assoc-ref data "merged_with"))))
(severity . ,(assoc-ref data "severity"))))))
response)
(loop (cdr chunks) port))))
(map (lambda (number)
(hash-ref number-to-data number))
numbers)))
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