/
notifications.go
87 lines (72 loc) · 2.43 KB
/
notifications.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
package publicapi
import (
"context"
"time"
"github.com/go-playground/validator/v10"
db "github.com/mikeydub/go-gallery/db/gen/coredb"
"github.com/mikeydub/go-gallery/graphql/dataloader"
"github.com/mikeydub/go-gallery/service/persist"
"github.com/mikeydub/go-gallery/validate"
)
type NotificationsAPI struct {
queries *db.Queries
loaders *dataloader.Loaders
validator *validator.Validate
}
func (api NotificationsAPI) GetViewerNotifications(ctx context.Context, before, after *string, first *int, last *int) ([]db.Notification, PageInfo, int, error) {
userID, err := getAuthenticatedUserID(ctx)
if err != nil {
return nil, PageInfo{}, 0, err
}
// Validate
if err := validate.ValidateFields(api.validator, validate.ValidationMap{
"userID": validate.WithTag(userID, "required"),
}); err != nil {
return nil, PageInfo{}, 0, err
}
if err := validatePaginationParams(api.validator, first, last); err != nil {
return nil, PageInfo{}, 0, err
}
queryFunc := func(params timeIDPagingParams) ([]db.Notification, error) {
return api.loaders.GetUserNotificationsBatch.Load(db.GetUserNotificationsBatchParams{
OwnerID: userID,
Limit: params.Limit,
CurBeforeTime: params.CursorBeforeTime,
CurBeforeID: params.CursorBeforeID,
CurAfterTime: params.CursorAfterTime,
CurAfterID: params.CursorAfterID,
PagingForward: params.PagingForward,
})
}
countFunc := func() (int, error) {
total, err := api.queries.CountUserNotifications(ctx, userID)
return int(total), err
}
cursorFunc := func(n db.Notification) (time.Time, persist.DBID, error) {
return n.CreatedAt, n.ID, nil
}
paginator := timeIDPaginator[db.Notification]{
QueryFunc: queryFunc,
CursorFunc: cursorFunc,
CountFunc: countFunc,
}
notifications, pageInfo, err := paginator.paginate(before, after, first, last)
if err != nil {
return nil, PageInfo{}, 0, err
}
count, err := api.queries.CountUserUnseenNotifications(ctx, userID)
if err != nil {
return nil, PageInfo{}, 0, err
}
return notifications, pageInfo, int(count), err
}
func (api NotificationsAPI) GetByID(ctx context.Context, id persist.DBID) (db.Notification, error) {
return api.loaders.GetNotificationByIDBatch.Load(id)
}
func (api NotificationsAPI) ClearUserNotifications(ctx context.Context) ([]db.Notification, error) {
userID, err := getAuthenticatedUserID(ctx)
if err != nil {
return nil, err
}
return api.queries.ClearNotificationsForUser(ctx, userID)
}