;; disfluid, implementation of the Solid specification
;; Copyright (C) 2021  Vivien Kraus

;; 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 <https://www.gnu.org/licenses/>.

(use-modules (webid-oidc client accounts)
             (webid-oidc jwk)
             (webid-oidc oidc-id-token)
             (sxml simple)
             (webid-oidc testing)
             (webid-oidc serializable)
             (web uri)
             (oop goops))

(define (xml->account xml)
  (call-with-input-string xml read/xml))

(with-test-environment
 "xml-accounts"
 (lambda ()
   (let ((account-xml
          "<?xml version=\"1.0\" encoding=\"utf-8\"?>
<account xmlns=\"webid-oidc/client/accounts\"
     subject=\"https://example.com/profile/card#me\"
     issuer=\"https://example.com\"
     access-token=\"xxx\"
     refresh-token=\"xxx\">
    <id-token>
        <id-token xmlns=\"webid-oidc/oidc-id-token\"
             alg=\"RS256\"
             webid=\"https://example.com/profile/card#me\"
             iss=\"https://example.com\"
             sub=\"toto\"
             aud=\"https://client.example.com/app-id\"
             iat=\"0\"
             exp=\"3600\"
             nonce=\"xxxxx\" />
    </id-token>
    <key-pair>
        <rsa-key-pair xmlns=\"webid-oidc/jwk\">
            <public-key>
                <rsa-public-key
                     n=\"zopuG9oxFDbs6dntfGBBm6F1tU4Cy80lWpMOL3Je1ks9RHixn8_vlswdW-YM_jUdfhdH4VdQ5ergV2flOtTZ3agVGxMZWtdS8WxKNkmeyr1mVchRB7Hzl1kLYWClkBeoQ2Bi3vDCxTsdz9q3x7610wnRbcAHhtxq_Wm4vlYqXm7MJ5eMXzAdkNaBMgjt38fbOssH8vXqq57nvIZ2kyjAW_cvPixEQR3w6Py_nBzElJDgDO59x9SsRbVn_5qpqPK9vi4RPpKmIVpT3ww_ChJjZZHRYWbKmVyX15xfSRK0zQBtbbYVxqwZyUx8lkxoNKSXkcwcPdumqrYekzMx8eiaFQ\"
                     e=\"AQAB\" />
            </public-key>
            <private-key>
                <rsa-private-key
                     d=\"HGhh2KbcFUGwuEFnLrI2k-dTP0qpi8p9lsWfL9t1O9hBZweKtsZs17rfVuJ_av93PP6Kvm26DMWPcbYyizL3fEtAC-dGl34CRH52fp0FoDEIwEe7DWnmbSysKgqW-wil9g5tyugmgeYtpYcZu_l5HLu--G9vGZd7h7tg050aWr52-sacRkiKtgiLiw2Ih994eJcosHRVvmjsjUsq43L_nbW5js82bgQ0SilG_JwUeEmLG6kcFt0PDKuyGCS8Wj-ctp51i9u0jwTHXENrF7uzevaXFqDIObRQg_jX15_ma95qAXHT3cFAIKn-FE0HF3BsWsPo3NwUBb9E29psCxsXyQ\"
                     p=\"0HCTOPqbglzNRQZ0qwN5axRIK6pRAxY2tSKUsTVIyZhVQbDQ2AWiMt2-uk7XY_IP9AtnGEnSONT2BigVph0sLOUwJA1XdHDxOcoIGUUhAAdgD7gHtiX1-4Y5PPUXGDuJ2XgMG0VCWgDbiY-H7St4l8Lhne8AEmtZShAWW6nRZu8\"
                     q=\"_aruFkAI2UUY7IwcBrnFif4xfFvQS2r1Q0tlshgDbxq5-bE7sWFoenDe522Paiq1_aMBsfJN8PovB8LDiYKwRc68CIEdMQsyVd0LqdrJ4Jgg_7XB8gQOcy-qexgQzADTR642sWpDeAvcKujqcMxouZGtcYGNy0rMtcBOp29ALzs\"
                     dp=\"s8YkdCRRM6JuuHXU8hpRAnW_uUlwDcV-8cMdk6ltWdI01i92MJrLRivScEXHp8AC2m1rQZuJ4NJsTusLoPXQP_h8CNwo7ZjrtPf2_DSPPcMeqvACVqtu-LzPaS_J93CCeDn91xdpHs9WidJtXbT8kYfXp6uW2EwV-rbdUbmpjak\"
                     dq=\"g5u1XxHmBWPWJJQkzlB_7rJVVmIEVbyudzWdE6Nl1LUXHDcZ81PIcw4wd_3d1IVIWsnBzWMbkRUcZXhlHukRL4atA_SJArL-cJH4xS1gZAhJxqG0eC4mmRh36Nl5jX44IA6BDddGHfh5SEIDsHY9N1oflK5UtM6gGwQlSrVrpZU\"
                     qi=\"ebz0a-3PHrZx4U1npQCGajUDWqJgvvbqx-cGVK8k3f6LB25l2CWEal5WjoSWw4mbN8tUcOx8Q8DwB2lR90eY_gvMV1gg-zuiC8B2_XPHcn84Mmr-sJRcqoesECsABcosn0EH8IrKpuiZniGcNXh1kC5UlmyvPjOlEJhXuNPwk38\" />
            </private-key>
        </rsa-key-pair>
    </key-pair>
</account>
")
         (account (make <account>
                    #:subject (string->uri "https://example.com/profile/card#me")
                    #:issuer (string->uri "https://example.com")
                    #:access-token "xxx"
                    #:refresh-token "xxx"
                    #:id-token
                    (make <id-token>
                      #:alg 'RS256
                      #:webid (string->uri "https://example.com/profile/card#me")
                      #:iss (string->uri "https://example.com")
                      #:sub "toto"
                      #:aud (string->uri "https://client.example.com/app-id")
                      #:iat 0
                      #:exp 3600
                      #:nonce "xxxxx")
                    #:key-pair
                    (make <rsa-key-pair>
                      #:public-key
                      (make <rsa-public-key>
                        #:n "zopuG9oxFDbs6dntfGBBm6F1tU4Cy80lWpMOL3Je1ks9RHixn8_vlswdW-YM_jUdfhdH4VdQ5ergV2flOtTZ3agVGxMZWtdS8WxKNkmeyr1mVchRB7Hzl1kLYWClkBeoQ2Bi3vDCxTsdz9q3x7610wnRbcAHhtxq_Wm4vlYqXm7MJ5eMXzAdkNaBMgjt38fbOssH8vXqq57nvIZ2kyjAW_cvPixEQR3w6Py_nBzElJDgDO59x9SsRbVn_5qpqPK9vi4RPpKmIVpT3ww_ChJjZZHRYWbKmVyX15xfSRK0zQBtbbYVxqwZyUx8lkxoNKSXkcwcPdumqrYekzMx8eiaFQ"
                        #:e "AQAB")
                      #:private-key
                      (make <rsa-private-key>
                        #:d "HGhh2KbcFUGwuEFnLrI2k-dTP0qpi8p9lsWfL9t1O9hBZweKtsZs17rfVuJ_av93PP6Kvm26DMWPcbYyizL3fEtAC-dGl34CRH52fp0FoDEIwEe7DWnmbSysKgqW-wil9g5tyugmgeYtpYcZu_l5HLu--G9vGZd7h7tg050aWr52-sacRkiKtgiLiw2Ih994eJcosHRVvmjsjUsq43L_nbW5js82bgQ0SilG_JwUeEmLG6kcFt0PDKuyGCS8Wj-ctp51i9u0jwTHXENrF7uzevaXFqDIObRQg_jX15_ma95qAXHT3cFAIKn-FE0HF3BsWsPo3NwUBb9E29psCxsXyQ"
                        #:p "0HCTOPqbglzNRQZ0qwN5axRIK6pRAxY2tSKUsTVIyZhVQbDQ2AWiMt2-uk7XY_IP9AtnGEnSONT2BigVph0sLOUwJA1XdHDxOcoIGUUhAAdgD7gHtiX1-4Y5PPUXGDuJ2XgMG0VCWgDbiY-H7St4l8Lhne8AEmtZShAWW6nRZu8"
                        #:q "_aruFkAI2UUY7IwcBrnFif4xfFvQS2r1Q0tlshgDbxq5-bE7sWFoenDe522Paiq1_aMBsfJN8PovB8LDiYKwRc68CIEdMQsyVd0LqdrJ4Jgg_7XB8gQOcy-qexgQzADTR642sWpDeAvcKujqcMxouZGtcYGNy0rMtcBOp29ALzs"
                        #:dp "s8YkdCRRM6JuuHXU8hpRAnW_uUlwDcV-8cMdk6ltWdI01i92MJrLRivScEXHp8AC2m1rQZuJ4NJsTusLoPXQP_h8CNwo7ZjrtPf2_DSPPcMeqvACVqtu-LzPaS_J93CCeDn91xdpHs9WidJtXbT8kYfXp6uW2EwV-rbdUbmpjak"
                        #:dq "g5u1XxHmBWPWJJQkzlB_7rJVVmIEVbyudzWdE6Nl1LUXHDcZ81PIcw4wd_3d1IVIWsnBzWMbkRUcZXhlHukRL4atA_SJArL-cJH4xS1gZAhJxqG0eC4mmRh36Nl5jX44IA6BDddGHfh5SEIDsHY9N1oflK5UtM6gGwQlSrVrpZU"
                        #:qi "ebz0a-3PHrZx4U1npQCGajUDWqJgvvbqx-cGVK8k3f6LB25l2CWEal5WjoSWw4mbN8tUcOx8Q8DwB2lR90eY_gvMV1gg-zuiC8B2_XPHcn84Mmr-sJRcqoesECsABcosn0EH8IrKpuiZniGcNXh1kC5UlmyvPjOlEJhXuNPwk38")))))
     (let ((parsed-once (xml->account account-xml))
           (printed-once (call-with-output-string
                           (lambda (port)
                             (sxml->xml (->sxml account) port)))))
       (let ((parsed-twice (xml->account printed-once))
             (printed-twice (call-with-output-string
                              (lambda (port)
                                (sxml->xml (->sxml parsed-once) port)))))
         (let ((parsed-thrice (xml->account printed-twice))
               (printed-thrice (call-with-output-string
                                 (lambda (port)
                                   (sxml->xml (->sxml parsed-twice) port)))))
           (unless (and (equal? parsed-once account)
                        (equal? parsed-twice parsed-once)
                        (equal? parsed-thrice parsed-twice)
                        (equal? printed-twice printed-once)
                        (equal? printed-thrice printed-twice))
             (exit 1))))))))