Passport/pkg/services/notifications.go

91 lines
2.2 KiB
Go

package services
import (
"context"
jsoniter "github.com/json-iterator/go"
"firebase.google.com/go/messaging"
"git.solsynth.dev/hydrogen/passport/pkg/database"
"git.solsynth.dev/hydrogen/passport/pkg/external"
"git.solsynth.dev/hydrogen/passport/pkg/models"
"github.com/rs/zerolog/log"
)
func AddNotifySubscriber(user models.Account, provider, device, ua string) (models.NotificationSubscriber, error) {
subscriber := models.NotificationSubscriber{
UserAgent: ua,
Provider: provider,
DeviceID: device,
AccountID: user.ID,
}
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 {
raw, _ := jsoniter.Marshal(notification)
for conn := range wsConn[notification.RecipientID] {
_ = conn.WriteMessage(1, raw)
}
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 external.Fire == nil {
// Didn't configure for firebase support
break
}
ctx := context.Background()
client, err := external.Fire.Messaging(ctx)
if err != nil {
log.Warn().Err(err).Msg("An error occurred when getting firebase FCM client...")
break
}
message := &messaging.Message{
Notification: &messaging.Notification{
Title: notification.Subject,
Body: notification.Content,
},
Token: subscriber.DeviceID,
}
if response, err := client.Send(ctx, message); err != nil {
log.Warn().Err(err).Msg("An error occurred when notify subscriber though firebase FCM...")
} else {
log.Debug().
Str("response", response).
Int("subscriber", int(subscriber.ID)).
Msg("Notified to subscriber though firebase FCM.")
}
}
}
return nil
}