103 lines
3.7 KiB
Go
103 lines
3.7 KiB
Go
package data
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import (
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"fmt"
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)
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type ErrorCode int
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const (
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// 400 variants
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// 401 variants
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errCodeInvalidCredentials ErrorCode = 4011
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errCodeInvalidAuthToken ErrorCode = 4012
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errCodeAuthRequired ErrorCode = 4013
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// 403 variants
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errCodeInactiveAccount ErrorCode = 4031
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errCodeNotPermitted ErrorCode = 4032
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// 409 variants
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errCodeEditConflict ErrorCode = 4091
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errCodeAlreadyVoted ErrorCode = 4092
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errCodeAlreadyBlindSigned ErrorCode = 4093
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errCodeVoteAlreadyCast ErrorCode = 4094
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// 422 variants
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errCodeValidationFailed ErrorCode = 4221
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errCodeBlindedVoteRange ErrorCode = 4222
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errCodeInvalidSignature ErrorCode = 4223
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errCodeHasNotStarted ErrorCode = 4224
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)
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type Error struct {
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HttpCode int `json:"http_code,omitempty"`
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Code ErrorCode `json:"code,omitempty"`
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Message string `json:"message"`
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Details map[string]string `json:"details,omitempty"`
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}
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func (e *Error) Error() string {
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return e.Message
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}
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func (e *Error) WithDetails(details map[string]string) error {
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e.Details = details
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return e
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}
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func (e *Error) DetailMessages() []string {
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msgs := make([]string, 0, len(e.Details))
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for key, msg := range e.Details {
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msgs = append(msgs, fmt.Sprintf("%s: %s", key, msg))
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}
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return msgs
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}
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func New(httpCode int, code ErrorCode, text string) error {
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return &Error{HttpCode: httpCode, Code: code, Message: text}
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}
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var (
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// 400 Bad Request
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ErrFailedPEM = New(400, 400, "failed to decode PEM block")
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ErrBadlyFormedJSON = New(400, 400, "body contains badly-formed JSON")
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ErrBodyEmpty = New(400, 400, "body must not be empty")
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ErrSingleValue = New(400, 400, "body must only contain a single JSON value")
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ErrInvalidID = New(400, 400, "invalid id parameter")
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ErrBadRequest = New(400, 400, "the server cannot process the request due to a client error")
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// 401 Unauthorized
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ErrInvalidCredentials = New(401, errCodeInvalidCredentials, "invalid credentials")
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ErrInvalidAuthToken = New(401, errCodeInvalidAuthToken, "invalid or missing authentication token")
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ErrNoToken = New(401, errCodeInvalidAuthToken, "token must be provided")
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ErrAuthRequired = New(401, errCodeAuthRequired, "you must be authenticated to access this resource")
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// 403 Forbidden
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ErrInactiveAccount = New(403, errCodeInactiveAccount, "your user account must be activated to access this resource")
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ErrNotPermitted = New(403, errCodeNotPermitted, "your user account doesn't have the necessary permissions to access this resource")
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// 404 Not Found
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ErrRecordNotFound = New(404, 404, "record not found")
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ErrNoPath = New(404, 404, "path is required")
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// 409 Conflict
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ErrEditConflict = New(409, errCodeEditConflict, "edit conflict")
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ErrDuplicateVote = New(409, errCodeAlreadyVoted, "this signature has already been used to cast a vote")
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ErrDuplicateBlindSign = New(409, errCodeAlreadyBlindSigned, "user has already requested a blind signature for this issue")
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ErrDuplicateSignature = New(409, errCodeVoteAlreadyCast, "this signature has already been used to cast a vote")
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ErrDuplicateEmail = New(409, 409, "duplicate email")
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ErrDuplicateUser = New(409, 409, "duplicate username")
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// 422 Unprocessable Entity
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ErrValidationFailed = New(422, errCodeValidationFailed, "validation failed")
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ErrInvalidBlindedVote = New(422, errCodeBlindedVoteRange, "blinded_vote is out of valid range [1, n-1]")
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ErrInvalidSignature = New(422, errCodeInvalidSignature, "signature verification failed")
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ErrHasNotStarted = New(422, errCodeHasNotStarted, "the vote has not yet started")
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// 429 Too Many Requests
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ErrRateLimitExceeded = New(429, 429, "rate limit exceeded")
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)
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