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Versions in this module

v0

v0.7.0

Nov 2, 2026

v0.6.0

Oct 26, 2026

Changes in this version

type ChargeResult

+ func Compose(ctx context.Context, authorization string, offers ...Offer) (*ChargeResult, error)

+ func ComposeRequest(r *http.Request, offers ...Offer) (*ChargeResult, error)

+ func (r *ChargeResult) ServeHTTP(w http.ResponseWriter, _ *http.Request)

+ type Events struct

+ ChallengeCreated func(ctx context.Context, challenge *mpp.Challenge)

+ PaymentFailed func(ctx context.Context, credential *mpp.Credential, err error)

+ PaymentSucceeded func(ctx context.Context, credential *mpp.Credential, receipt *mpp.Receipt)

type Mpp

+ func (m *Mpp) ChargeRequest(r *http.Request, params ChargeParams) (*ChargeResult, error)

+ type Offer = ComposeConfig

type Option

+ func WithChallengeNonce(enabled bool) Option

+ func WithEvents(events Events) Option

type VerifyResult

+ func (r *VerifyResult) IsChallenge() bool

v0.5.1

Oct 26, 2026

Changes in this version

+ func ChallengeSerializationError(challenge *mpp.Challenge, realm string, err error) error

+ func IsPaymentOutcomeUnknown(err error) bool

+ func WritePaymentResponse(w http.ResponseWriter, err error, challenges ...*mpp.Challenge)

v0.5.0

Oct 25, 2026

Changes in this version

type ChargeResult

+ func ComposeCharge(ctx context.Context, authorization string, configs ...ComposeConfig) (*ChargeResult, error)

v0.4.0

Oct 25, 2026

Changes in this version

+ const MaxRequestBodyBytes

+ func DeferPaymentReceipt(w http.ResponseWriter, receipt *mpp.Receipt) (http.ResponseWriter, func())

+ func RequestBodyError(err error) *mpp.PaymentError

+ func WriteChallenges(w http.ResponseWriter, challenges []*mpp.Challenge, realm string)

+ func WritePaymentErrorWithChallenge(w http.ResponseWriter, err error, challenge *mpp.Challenge, realm string)

+ func WritePaymentErrorWithChallenges(w http.ResponseWriter, err error, challenges []*mpp.Challenge, realm string)

+ type BroadcastFunc func(ctx context.Context, credential *mpp.Credential, request map[string]any) (*mpp.Receipt, error)

+ type BroadcastingIntent interface

+ Broadcast func(ctx context.Context, credential *mpp.Credential, request map[string]any) (*mpp.Receipt, error)

+ type ChargeOffersBuilder interface

+ BuildChargeRequests func(params ChargeParams) ([]map[string]any, error)

type ChargeParams

+ EnableChallengeNonce bool

+ PaymentAuthorization string

type ChargeResult

+ Challenges []*mpp.Challenge

type Intent

+ func NewIntent(name string, hooks IntentHooks) (Intent, error)

+ type IntentHooks struct

+ Broadcast BroadcastFunc

+ Validate ValidateFunc

+ Verify VerifyFunc

type Mpp

+ func (m *Mpp) BroadcastCredential(ctx context.Context, credential *mpp.Credential) (*mpp.Receipt, error)

+ func (m *Mpp) CredentialHeader() string

+ func (m *Mpp) RequiresAuth() bool

+ func (m *Mpp) ValidateCredential(ctx context.Context, credential *mpp.Credential) (*Validation, error)

+ func (m *Mpp) VerifyCredential(ctx context.Context, credential *mpp.Credential) (*mpp.Receipt, error)

+ type Option func(*Mpp)

+ func WithRequiresAuth(enabled bool) Option

+ type ValidateFunc func(ctx context.Context, credential *mpp.Credential, request map[string]any) (*Validation, error)

+ type ValidatingIntent interface

+ Validate func(ctx context.Context, credential *mpp.Credential, request map[string]any) (*Validation, error)

+ type Validation struct

+ Challenge mpp.ChallengeEcho

+ Credential *mpp.Credential

+ Details map[string]any

+ Intent string

+ Method string

+ Request map[string]any

+ Source string

+ type VerifyFunc func(ctx context.Context, credential *mpp.Credential, request map[string]any) (*mpp.Receipt, error)

type VerifyParams

+ EnableChallengeNonce bool

+ Header string

v0.2.0

Jul 1, 2026

Changes in this version

+ func ReadRequestBody(r *http.Request) ([]byte, error)

+ func ScopeFromHTTPRequest(r *http.Request, route string) map[string]string

type ChargeParams

+ Body any

+ MppxScope map[string]string

type VerifyParams

+ Body any

v0.1.2

Jun 2, 2026

v0.1.1

Jun 1, 2026

v0.1.0

May 2, 2026

v0.0.0

May 2, 2026

Changes in this version

+ func ChargeMiddleware(m *Mpp, params ChargeParams) func(http.Handler) http.Handler

+ func ComposeMiddleware(configs ...ComposeConfig) func(http.Handler) http.Handler

+ func ContextWithPayment(ctx context.Context, credential *mpp.Credential, receipt *mpp.Receipt) context.Context

+ func CredentialFromContext(ctx context.Context) *mpp.Credential

+ func DetectRealm() string

+ func DetectSecretKey() (string, error)

+ func ReceiptFromContext(ctx context.Context) *mpp.Receipt

+ func WriteChallenge(w http.ResponseWriter, challenge *mpp.Challenge, realm string)

+ func WritePaymentError(w http.ResponseWriter, err error)

+ type ChargeParams struct

+ Amount string

+ Authorization string

+ ChainID int

+ Currency string

+ Description string

+ Expires string

+ ExternalID string

+ FeePayer bool

+ FeePayerURL string

+ Memo string

+ Meta map[string]string

+ Recipient string

+ Splits []tempo.SplitParams

+ SupportedModes []tempo.ChargeMode

+ type ChargeRequestBuilder interface

+ BuildChargeRequest func(params ChargeParams) (map[string]any, error)

+ type ChargeResult struct

+ Challenge *mpp.Challenge

+ Credential *mpp.Credential

+ Receipt *mpp.Receipt

+ func (r *ChargeResult) IsChallenge() bool

+ type ComposeConfig struct

+ Mpp *Mpp

+ Params ChargeParams

+ type Intent interface

+ Name func() string

+ Verify func(ctx context.Context, credential *mpp.Credential, request map[string]any) (*mpp.Receipt, error)

+ type Method interface

+ Intents func() map[string]Intent

+ Name func() string

+ type Mpp struct

+ func New(method Method, realm, secretKey string) *Mpp

+ func (m *Mpp) Charge(ctx context.Context, params ChargeParams) (*ChargeResult, error)

+ func (m *Mpp) Realm() string

+ type VerifyParams struct

+ Authorization string

+ Description string

+ Expires string

+ Intent Intent

+ Meta map[string]string

+ Method string

+ Realm string

+ Request map[string]any

+ SecretKey string

+ type VerifyResult struct

+ Challenge *mpp.Challenge

+ Credential *mpp.Credential

+ Receipt *mpp.Receipt

+ func VerifyOrChallenge(ctx context.Context, params VerifyParams) (*VerifyResult, error)

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