[feature] Push status edit messages into open streams (#2418)

* push status edit messages into open streams

* fix a few comments

* test++

* commented out code? moi?

internal/processing/stream/statusupdate.go

@@ -0,0 +1,38 @@
+// 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 stream
+
+import (
+	"encoding/json"
+	"fmt"
+
+	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/stream"
+)
+
+// StatusUpdate streams the given edited status to any open, appropriate
+// streams belonging to the given account.
+func (p *Processor) StatusUpdate(s *apimodel.Status, account *gtsmodel.Account, streamTypes []string) error {
+	bytes, err := json.Marshal(s)
+	if err != nil {
+		return fmt.Errorf("error marshalling status to json: %s", err)
+	}
+
+	return p.toAccount(string(bytes), stream.EventTypeStatusUpdate, streamTypes, account.ID)
+}