Passport/pkg/services/notifications.go
2024-06-07 20:24:32 +08:00

140 lines
3.6 KiB
Go

package services
import (
"context"
"firebase.google.com/go/messaging"
"git.solsynth.dev/hydrogen/passport/pkg/database"
"git.solsynth.dev/hydrogen/passport/pkg/models"
"github.com/rs/zerolog/log"
"github.com/sideshow/apns2"
payload2 "github.com/sideshow/apns2/payload"
"reflect"
)
func AddNotifySubscriber(user models.Account, provider, id, tk, ua string) (models.NotificationSubscriber, error) {
var prev models.NotificationSubscriber
var subscriber models.NotificationSubscriber
if err := database.C.Where(&models.NotificationSubscriber{
DeviceID: id,
AccountID: user.ID,
}); err != nil {
subscriber = models.NotificationSubscriber{
UserAgent: ua,
Provider: provider,
DeviceID: id,
DeviceToken: tk,
AccountID: user.ID,
}
} else {
prev = subscriber
}
subscriber.UserAgent = ua
subscriber.Provider = provider
subscriber.DeviceToken = tk
var err error
if !reflect.DeepEqual(subscriber, prev) {
err = database.C.Save(&subscriber).Error
}
return subscriber, err
}
func NewNotification(notification models.Notification) error {
if err := database.C.Save(&notification).Error; err != nil {
return err
}
go func() {
err := PushNotification(notification)
if err != nil {
log.Error().Err(err).Msg("Unexpected error occurred during the notification.")
}
}()
return nil
}
func PushNotification(notification models.Notification) error {
frontendAvailable := false
for conn := range wsConn[notification.RecipientID] {
frontendAvailable = true
_ = conn.WriteMessage(1, models.UnifiedCommand{
Action: "notifications.new",
Payload: notification,
}.Marshal())
}
// Skip push notification when frontend notify is available
if frontendAvailable && !notification.IsForcePush {
return nil
}
var subscribers []models.NotificationSubscriber
if err := database.C.Where(&models.NotificationSubscriber{
AccountID: notification.RecipientID,
}).Find(&subscribers).Error; err != nil {
return err
}
for _, subscriber := range subscribers {
switch subscriber.Provider {
case models.NotifySubscriberFirebase:
if ExtFire != nil {
ctx := context.Background()
client, err := ExtFire.Messaging(ctx)
if err != nil {
log.Warn().Err(err).Msg("An error occurred when creating FCM client...")
break
}
message := &messaging.Message{
Notification: &messaging.Notification{
Title: notification.Subject,
Body: notification.Content,
},
Token: subscriber.DeviceToken,
}
if response, err := client.Send(ctx, message); err != nil {
log.Warn().Err(err).Msg("An error occurred when notify subscriber via FCM...")
} else {
log.Debug().
Str("response", response).
Int("subscriber", int(subscriber.ID)).
Msg("Notified subscriber via FCM.")
}
}
case models.NotifySubscriberAPNs:
if ExtAPNS != nil {
data, err := payload2.
NewPayload().
AlertTitle(notification.Subject).
AlertBody(notification.Content).
MarshalJSON()
if err != nil {
log.Warn().Err(err).Msg("An error occurred when preparing to notify subscriber via APNs...")
}
payload := &apns2.Notification{
DeviceToken: subscriber.DeviceToken,
Topic: "dev.solsynth.solian",
Payload: data,
}
if resp, err := ExtAPNS.Push(payload); err != nil {
log.Warn().Err(err).Msg("An error occurred when notify subscriber via APNs...")
} else {
log.Debug().
Str("reason", resp.Reason).
Int("status", resp.StatusCode).
Int("subscriber", int(subscriber.ID)).
Msg("Notified subscriber via APNs.")
}
}
}
}
return nil
}