Mainflux.mainflux/consumers/notifiers/api/endpoint.go

101 lines
2.4 KiB
Go

// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package api
import (
"context"
"github.com/go-kit/kit/endpoint"
notifiers "github.com/mainflux/mainflux/consumers/notifiers"
)
func createSubscriptionEndpoint(svc notifiers.Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(createSubReq)
if err := req.validate(); err != nil {
return createSubRes{}, err
}
sub := notifiers.Subscription{
Contact: req.Contact,
Topic: req.Topic,
}
id, err := svc.CreateSubscription(ctx, req.token, sub)
if err != nil {
return createSubRes{}, err
}
ucr := createSubRes{
ID: id,
}
return ucr, nil
}
}
func viewSubscriptionEndpint(svc notifiers.Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(subReq)
if err := req.validate(); err != nil {
return viewSubRes{}, err
}
sub, err := svc.ViewSubscription(ctx, req.token, req.id)
if err != nil {
return viewSubRes{}, err
}
res := viewSubRes{
ID: sub.ID,
OwnerID: sub.OwnerID,
Contact: sub.Contact,
Topic: sub.Topic,
}
return res, nil
}
}
func listSubscriptionsEndpoint(svc notifiers.Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(listSubsReq)
if err := req.validate(); err != nil {
return listSubsRes{}, err
}
pm := notifiers.PageMetadata{
Topic: req.topic,
Contact: req.contact,
Offset: req.offset,
Limit: int(req.limit),
}
page, err := svc.ListSubscriptions(ctx, req.token, pm)
if err != nil {
return listSubsRes{}, err
}
res := listSubsRes{
Offset: page.Offset,
Limit: page.Limit,
Total: page.Total,
}
for _, sub := range page.Subscriptions {
r := viewSubRes{
ID: sub.ID,
OwnerID: sub.OwnerID,
Contact: sub.Contact,
Topic: sub.Topic,
}
res.Subscriptions = append(res.Subscriptions, r)
}
return res, nil
}
}
func deleteSubscriptionEndpint(svc notifiers.Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(subReq)
if err := req.validate(); err != nil {
return nil, err
}
if err := svc.RemoveSubscription(ctx, req.token, req.id); err != nil {
return nil, err
}
return removeSubRes{}, nil
}
}