tavern/storage/threads.go

66 lines
2.2 KiB
Go

package storage
import (
"context"
"time"
"github.com/gofrs/uuid"
"github.com/ngerakines/tavern/errors"
)
type ThreadStorage interface {
PartOfThread(ctx context.Context, userID uuid.UUID, conversation string) (bool, error)
WatchThread(ctx context.Context, userID uuid.UUID, conversation string) error
AddToUserFeed(ctx context.Context, userID, activityID uuid.UUID) error
PaginateUserFeed(ctx context.Context, userID uuid.UUID, limit, offset int) ([]UserFeed, error)
}
type UserFeed struct {
ID uuid.UUID
UserID uuid.UUID
ActivityID uuid.UUID
CreatedAt time.Time
}
func (s pgStorage) PartOfThread(ctx context.Context, userID uuid.UUID, conversation string) (bool, error) {
c, err := s.RowCount(ctx, `SELECT COUNT(*) FROM user_threads WHERE user_id = $1 AND thread = $2`, userID, conversation)
if err != nil {
return false, err
}
return c > 0, nil
}
func (s pgStorage) WatchThread(ctx context.Context, userID uuid.UUID, conversation string) error {
rowID := NewV4()
_, err := s.db.ExecContext(ctx, "INSERT INTO user_threads (id, user_id, conversation, created_at) VALUES ($1, $2, $3, $4)", rowID, userID, conversation, s.now())
return errors.WrapInsertQueryFailedError(err)
}
func (s pgStorage) AddToUserFeed(ctx context.Context, userID, activityID uuid.UUID) error {
rowID := NewV4()
_, err := s.db.ExecContext(ctx, "INSERT INTO user_feed (id, user_id, activity_id, created_at) VALUES ($1, $2, $3, $4)", rowID, userID, activityID, s.now())
return errors.WrapInsertQueryFailedError(err)
}
func (s pgStorage) PaginateUserFeed(ctx context.Context, userID uuid.UUID, limit, offset int) ([]UserFeed, error) {
query := `SELECT id, user_id, activity_id, created_at FROM user_feed WHERE user_id = $3 ORDER BY created_at ASC LIMIT $1 OFFSET $2`
var results []UserFeed
rows, err := s.db.QueryContext(ctx, query, limit, offset, userID)
if err != nil {
return nil, errors.NewSelectQueryFailedError(err)
}
defer rows.Close()
for rows.Next() {
var uf UserFeed
if err := rows.Scan(&uf.ID, &uf.UserID, &uf.ActivityID, &uf.CreatedAt); err != nil {
return nil, errors.NewSelectQueryFailedError(err)
}
results = append(results, uf)
}
return results, nil
}