Files
htwkalender/services/ical/service/connector/grpc/feeds.go
2024-07-13 19:18:14 +02:00

70 lines
2.1 KiB
Go

//Calendar implementation for the HTWK Leipzig timetable. Evaluation and display of the individual dates in iCal format.
//Copyright (C) 2024 HTWKalender support@htwkalender.de
//This program is free software: you can redistribute it and/or modify
//it under the terms of the GNU Affero General Public License as published by
//the Free Software Foundation, either version 3 of the License, or
//(at your option) any later version.
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//GNU Affero General Public License for more details.
//You should have received a copy of the GNU Affero General Public License
//along with this program. If not, see <https://www.gnu.org/licenses/>.
package grpc
import (
"context"
"github.com/goccy/go-json"
"google.golang.org/grpc"
pb "htwkalender/common/genproto/modules"
"htwkalender/ical/model"
"log/slog"
"time"
)
func GetFeed(feedId string, conn *grpc.ClientConn) (model.FeedRecord, error) {
c := pb.NewFeedServiceClient(conn)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
r, err := c.GetFeed(ctx, &pb.GetFeedRequest{Id: feedId})
if err != nil {
slog.Error("could not get modules: %v", "error", err)
return model.FeedRecord{}, err
}
feed, err := protoToFeed(r.GetFeed())
if err != nil {
slog.Error("could not convert feed: %v", "error", err)
return model.FeedRecord{}, err
}
return feed, nil
}
func protoToFeed(feed *pb.Feed) (model.FeedRecord, error) {
// unmarshal the []model.FeedModule from json
var modules []model.FeedModule
err := json.Unmarshal([]byte(feed.Modules), &modules)
if err != nil {
slog.Error("could not unmarshal modules: %v", "error", err)
return model.FeedRecord{}, err
}
return model.FeedRecord{
BaseModel: model.BaseModel{
Id: feed.Id,
Created: model.ToJSONTime(feed.Created),
Updated: model.ToJSONTime(feed.Updated),
},
Retrieved: model.ToJSONTime(feed.Retrieved),
Modules: modules,
Deleted: feed.Deleted,
}, nil
}