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/*
* Error definitions
*
* Copyright (C) 2024 Runxi Yu <https://runxiyu.org>
* SPDX-License-Identifier: AGPL-3.0-or-later
*
* 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/>.
*/
package main
import (
"errors"
"fmt"
)
var (
errCannotSetupJwks = errors.New("cannot set up jwks")
errInsufficientFields = errors.New("insufficient fields")
errUnknownDepartment = errors.New("unknown department")
errCannotProcessConfig = errors.New("cannot process configuration file")
errCannotOpenConfig = errors.New("cannot open configuration file")
errCannotDecodeConfig = errors.New("cannot decode configuration file")
errMissingConfigValue = errors.New("missing configuration value")
errInvalidCourseType = errors.New("invalid course type")
errInvalidCourseGroup = errors.New("invalid course group")
errMultipleChoicesInOneGroup = errors.New("multiple choices per group per user")
errCourseGroupHandlingError = errors.New("error handling course group")
errUnsupportedDatabaseType = errors.New("unsupported db type")
errUnexpectedDBError = errors.New("unexpected database error")
errCannotSend = errors.New("cannot send")
errCannotGenerateRandomString = errors.New("cannot generate random string")
errContextCanceled = errors.New("context canceled")
errCannotReceiveMessage = errors.New("cannot receive message")
errNoSuchCourse = errors.New("reference to non-existent course")
errInvalidState = errors.New("invalid state")
errCannotSetState = errors.New("cannot set state")
errWebSocketWrite = errors.New("error writing to websocket")
errHTTPWrite = errors.New("error writing to http writer")
errCannotCheckCookie = errors.New("error checking cookie")
errNoCookie = errors.New("no cookie found")
errNoSuchUser = errors.New("no such user")
errNoSuchYearGroup = errors.New("no such year group")
errPostOnly = errors.New("only post is supported on this endpoint")
errMalformedForm = errors.New("malformed form")
errAuthorizeEndpointError = errors.New("authorize endpoint returned error")
errCannotParseClaims = errors.New("cannot parse claims")
errCannotUnpackClaims = errors.New("cannot unpack claims")
errJWTMalformed = errors.New("jwt token is malformed")
errJWTSignatureInvalid = errors.New("jwt token has invalid signature")
errJWTExpired = errors.New("jwt token has expired or is not yet valid")
errJWTInvalid = errors.New("jwt token is somehow invalid")
errStaffOnly = errors.New("this page is only available to staff")
errDisableStudentAccessFirst = errors.New("you must disable student access before performing this operation")
errFormNoFile = errors.New("you need to select a file before submitting the form")
errNotACSV = errors.New("the file you uploaded is not a csv file")
errCannotReadCSV = errors.New("cannot read csv")
errBadCSVFormat = errors.New("bad csv format")
errMissingCSVColumn = errors.New("missing csv column")
errUnexpectedNilCSVLine = errors.New("unexpected nil csv line")
errWhileSetttingUpCourseTablesAgain = errors.New("error while setting up course tables again")
errCannotWriteTemplate = errors.New("cannot write template")
errUnknownCommand = errors.New("unknown command")
errBadNumberOfArguments = errors.New("bad number of arguments")
errInvalidYearGroupOrCourseType = errors.New("invalid year group or course type (something is broken)")
// errInvalidCourseID = errors.New("invalid course id")
)
func wrapError(a, b error) error {
if a == nil && b == nil {
return nil
}
return fmt.Errorf("%w: %w", a, b)
}
func wrapAny(a error, b any) error {
if a == nil && b == nil {
return nil
}
return fmt.Errorf("%w: %v", a, b)
}
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