68 lines
2.5 KiB
Go
68 lines
2.5 KiB
Go
package domain
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import (
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"context"
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)
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// Notifier is the core interface that all notification implementations must satisfy
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type Notifier interface {
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// Send sends a notification and returns the result
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Send(ctx context.Context, notification *Notification) (*NotificationResult, error)
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// Type returns the notification type this notifier handles
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Type() NotificationType
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// Validate checks if a notification can be sent with this notifier
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Validate(notification *Notification) error
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// Close performs cleanup when the notifier is no longer needed
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Close() error
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}
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// NotifierFactory creates notifier instances based on configuration
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type NotifierFactory interface {
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// Create creates a notifier for the given type
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Create(notificationType NotificationType) (Notifier, error)
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// RegisterNotifier registers a custom notifier implementation
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RegisterNotifier(notificationType NotificationType, notifier Notifier) error
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// SupportedTypes returns all supported notification types
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SupportedTypes() []NotificationType
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}
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// NotificationService is the high-level service interface for managing notifications
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type NotificationService interface {
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// Send queues a notification for delivery
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Send(ctx context.Context, notification *Notification) (*NotificationResult, error)
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// SendBatch queues multiple notifications for delivery
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SendBatch(ctx context.Context, notifications []*Notification) ([]*NotificationResult, error)
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// GetNotification retrieves a notification by ID
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GetNotification(ctx context.Context, id string) (*Notification, error)
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// ListNotifications retrieves notifications matching the filter
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ListNotifications(ctx context.Context, filter *NotificationFilter) ([]*Notification, error)
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// CancelNotification cancels a pending notification
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CancelNotification(ctx context.Context, id string) error
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// RetryNotification retries a failed notification
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RetryNotification(ctx context.Context, id string) (*NotificationResult, error)
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// GetStats returns notification statistics
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GetStats(ctx context.Context) (*NotificationStats, error)
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}
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// NotificationStats contains statistics about notification processing
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type NotificationStats struct {
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TotalSent int64 `json:"total_sent"`
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TotalFailed int64 `json:"total_failed"`
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TotalPending int64 `json:"total_pending"`
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TotalQueued int64 `json:"total_queued"`
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ByType map[string]int64 `json:"by_type"`
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ByStatus map[string]int64 `json:"by_status"`
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AverageLatency float64 `json:"average_latency_ms"`
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}
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