gotosocial/internal/processing/polls/poll.go

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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 <http://www.gnu.org/licenses/>.
package polls
import (
"context"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/processing/common"
"github.com/superseriousbusiness/gotosocial/internal/state"
"github.com/superseriousbusiness/gotosocial/internal/typeutils"
)
type Processor struct {
// common processor logic
c *common.Processor
state *state.State
converter *typeutils.Converter
}
func New(common *common.Processor, state *state.State, converter *typeutils.Converter) Processor {
return Processor{
c: common,
state: state,
converter: converter,
}
}
// getTargetPoll fetches a target poll ID for requesting account, taking visibility of the poll's originating status into account.
func (p *Processor) getTargetPoll(ctx context.Context, requester *gtsmodel.Account, targetID string) (*gtsmodel.Poll, gtserror.WithCode) {
// Load the status the poll is attached to by the poll ID,
// checking for visibility and ensuring it is up-to-date.
status, errWithCode := p.c.GetVisibleTargetStatusBy(ctx,
requester,
func() (*gtsmodel.Status, error) {
return p.state.DB.GetStatusByPollID(ctx, targetID)
},
true, // refresh
)
if errWithCode != nil {
return nil, errWithCode
}
// Return most up-to-date
// copy of the status poll.
poll := status.Poll
poll.Status = status
return poll, nil
}
// toAPIPoll converrts a given Poll to frontend API model, returning an appropriate error with HTTP code on failure.
func (p *Processor) toAPIPoll(ctx context.Context, requester *gtsmodel.Account, poll *gtsmodel.Poll) (*apimodel.Poll, gtserror.WithCode) {
apiPoll, err := p.converter.PollToAPIPoll(ctx, requester, poll)
if err != nil {
err := gtserror.Newf("error converting to api model: %w", err)
return nil, gtserror.NewErrorInternalError(err)
}
return apiPoll, nil
}