racket-utils/gitlab.rkt
2024-05-06 19:55:16 +01:00

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1.7 KiB
Racket

#lang racket
(require net/url)
(require (prefix-in http: net/http-easy))
(require (only-in srfi/1 alist-cons))
(provide gitlab-client%)
(define (gitlab-token-auth token)
(lambda (uri headers params)
(values (hash-set headers 'private-token token) params)))
(define gitlab-client%
(class object%
(super-new)
(init-field token
(api-url (string->url "https://gitlab.com")))
(define/public (url-for path-parts #:query [query-params '()])
(struct-copy url api-url
[query query-params]
[path (map (lambda (p) (path/param p '())) (append (list "api" "v4") path-parts))]))
(define/public (get path-parts #:query [query-params '()])
(let* ([u (url-for path-parts #:query query-params)]
[res (http:get u #:auth (gitlab-token-auth token))])
(if (> (http:response-status-code res) 299)
(raise-user-error 'gitlab-client/get (format "GET ~a: ~a" (url->string u) (http:response-status-message res)))
res)))
(define/public (get-paged path-parts #:query [query-params '((per_page . "100"))])
(define (get-pages response accum)
(let ([accum (append accum (http:response-json response))]
[next-page (bytes->string/utf-8 (http:response-headers-ref response 'x-next-page))])
(if (non-empty-string? next-page)
(get-pages (get path-parts #:query (alist-cons 'page next-page query-params)) accum)
accum)))
(get-pages (get path-parts #:query query-params) '()))
(define/public (list-descendant-groups group-id)
(get-paged (list "groups" group-id "descendant_groups")))
(define/public (list-projects group-id)
(get-paged (list "groups" group-id "projects")))))