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email_templates.go
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/
email_templates.go
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// Copyright © 2023 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package courier
import (
"context"
"encoding/json"
"github.com/ory/kratos/courier/template"
"github.com/pkg/errors"
"github.com/ory/kratos/courier/template/email"
)
type (
EmailTemplate interface {
json.Marshaler
EmailSubject(context.Context) (string, error)
EmailBody(context.Context) (string, error)
EmailBodyPlaintext(context.Context) (string, error)
EmailRecipient() (string, error)
}
)
// A Template's type
//
// swagger:enum TemplateType
type TemplateType string
const (
TypeRecoveryInvalid TemplateType = "recovery_invalid"
TypeRecoveryValid TemplateType = "recovery_valid"
TypeRecoveryCodeInvalid TemplateType = "recovery_code_invalid"
TypeRecoveryCodeValid TemplateType = "recovery_code_valid"
TypeVerificationInvalid TemplateType = "verification_invalid"
TypeVerificationValid TemplateType = "verification_valid"
TypeVerificationCodeInvalid TemplateType = "verification_code_invalid"
TypeVerificationCodeValid TemplateType = "verification_code_valid"
TypeOTP TemplateType = "otp"
TypeTestStub TemplateType = "stub"
)
func GetEmailTemplateType(t EmailTemplate) (TemplateType, error) {
switch t.(type) {
case *email.RecoveryInvalid:
return TypeRecoveryInvalid, nil
case *email.RecoveryValid:
return TypeRecoveryValid, nil
case *email.RecoveryCodeInvalid:
return TypeRecoveryCodeInvalid, nil
case *email.RecoveryCodeValid:
return TypeRecoveryCodeValid, nil
case *email.VerificationInvalid:
return TypeVerificationInvalid, nil
case *email.VerificationValid:
return TypeVerificationValid, nil
case *email.VerificationCodeInvalid:
return TypeVerificationCodeInvalid, nil
case *email.VerificationCodeValid:
return TypeVerificationCodeValid, nil
case *email.TestStub:
return TypeTestStub, nil
default:
return "", errors.Errorf("unexpected template type")
}
}
func NewEmailTemplateFromMessage(d template.Dependencies, msg Message) (EmailTemplate, error) {
switch msg.TemplateType {
case TypeRecoveryInvalid:
var t email.RecoveryInvalidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewRecoveryInvalid(d, &t), nil
case TypeRecoveryValid:
var t email.RecoveryValidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewRecoveryValid(d, &t), nil
case TypeRecoveryCodeInvalid:
var t email.RecoveryCodeInvalidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewRecoveryCodeInvalid(d, &t), nil
case TypeRecoveryCodeValid:
var t email.RecoveryCodeValidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewRecoveryCodeValid(d, &t), nil
case TypeVerificationInvalid:
var t email.VerificationInvalidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewVerificationInvalid(d, &t), nil
case TypeVerificationValid:
var t email.VerificationValidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewVerificationValid(d, &t), nil
case TypeVerificationCodeInvalid:
var t email.VerificationCodeInvalidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewVerificationCodeInvalid(d, &t), nil
case TypeVerificationCodeValid:
var t email.VerificationCodeValidModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewVerificationCodeValid(d, &t), nil
case TypeTestStub:
var t email.TestStubModel
if err := json.Unmarshal(msg.TemplateData, &t); err != nil {
return nil, err
}
return email.NewTestStub(d, &t), nil
default:
return nil, errors.Errorf("received unexpected message template type: %s", msg.TemplateType)
}
}