89 lines
2.4 KiB
Go
89 lines
2.4 KiB
Go
package auth
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import (
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"context"
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"strings"
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"sync"
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"time"
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"infinite-canvas/backend/internal/model"
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"infinite-canvas/backend/internal/repository"
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)
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const DefaultBrandName = "影策"
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// Host 由组合根注入，避免 auth → service 回环。
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type Host interface {
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RequireAdmin(user *model.User) error
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EncryptSecret(value string) (string, error)
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DecryptSecret(value string) (string, error)
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SettingsEncryptionKey() ([]byte, error)
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BrandName() string
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EnsureSignupBonus(userID string) error
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RecordActivity(userID string, event string, count int)
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AllowRequest(ctx context.Context, key string, limit int, window time.Duration) (bool, error)
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RequestRetryAfter(ctx context.Context, key string, window time.Duration) time.Duration
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}
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type nopHost struct{}
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func (nopHost) RequireAdmin(user *model.User) error { return nil }
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func (nopHost) EncryptSecret(value string) (string, error) {
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return value, nil
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}
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func (nopHost) DecryptSecret(value string) (string, error) {
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return value, nil
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}
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func (nopHost) SettingsEncryptionKey() ([]byte, error) { return nil, nil }
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func (nopHost) BrandName() string { return DefaultBrandName }
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func (nopHost) EnsureSignupBonus(string) error { return nil }
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func (nopHost) RecordActivity(string, string, int) {}
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func (nopHost) AllowRequest(context.Context, string, int, time.Duration) (bool, error) {
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return true, nil
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}
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func (nopHost) RequestRetryAfter(context.Context, string, time.Duration) time.Duration {
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return 0
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}
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type Service struct {
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repo *repository.Repository
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host Host
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mailSender func(EmailSettingValue, string, string, string) error
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emailCodeMu sync.Mutex
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registrationMu sync.Mutex
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sms SMSDelivery
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}
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type SMSDelivery interface {
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Available(string) (bool, error)
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SendCode(context.Context, string, string, string) error
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}
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func (s *Service) SetSMSDelivery(delivery SMSDelivery) { s.sms = delivery }
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func New(repo *repository.Repository, host Host, mailSender func(EmailSettingValue, string, string, string) error) *Service {
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if host == nil {
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host = nopHost{}
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}
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return &Service{repo: repo, host: host, mailSender: mailSender}
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}
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func (s *Service) SetMailSender(fn func(EmailSettingValue, string, string, string) error) {
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if s == nil {
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return
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}
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s.mailSender = fn
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}
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type brandHost struct {
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nopHost
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name string
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}
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func (h brandHost) BrandName() string {
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if strings.TrimSpace(h.name) == "" {
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return DefaultBrandName
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}
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return h.name
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}
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