[feature] Status thread mute/unmute functionality (#2278)

* add db models + functions for keeping track of threads

* give em the old linty testy

* create, remove, check mutes

* swagger

* testerino

* test mute/unmute via api

* add info log about new index creation

* thread + allow muting of any remote statuses that mention a local account

* IsStatusThreadMutedBy -> IsThreadMutedByAccount

* use common processing functions in status processor

* set = NULL

* favee!

* get rekt darlings, darlings get rekt

* testrig please, have mercy muy liege

internal/processing/workers/surfacenotify.go

@@ -28,15 +28,39 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/id"
 )
 
-// notifyMentions notifies each targeted account in
-// the given mentions that they have a new mention.
+// notifyMentions iterates through mentions on the
+// given status, and notifies each mentioned account
+// that they have a new mention.
 func (s *surface) notifyMentions(
 	ctx context.Context,
-	mentions []*gtsmodel.Mention,
+	status *gtsmodel.Status,
 ) error {
-	errs := gtserror.NewMultiError(len(mentions))
+	var (
+		mentions = status.Mentions
+		errs     = gtserror.NewMultiError(len(mentions))
+	)
 
 	for _, mention := range mentions {
+		// Ensure thread not muted
+		// by mentioned account.
+		muted, err := s.state.DB.IsThreadMutedByAccount(
+			ctx,
+			status.ThreadID,
+			mention.TargetAccountID,
+		)
+
+		if err != nil {
+			errs.Append(err)
+			continue
+		}
+
+		if muted {
+			// This mentioned account
+			// has muted the thread.
+			// Don't pester them.
+			continue
+		}
+
 		if err := s.notify(
 			ctx,
 			gtsmodel.NotificationMention,
@@ -114,6 +138,24 @@ func (s *surface) notifyFave(
 		return nil
 	}
 
+	// Ensure favee hasn't
+	// muted the thread.
+	muted, err := s.state.DB.IsThreadMutedByAccount(
+		ctx,
+		fave.Status.ThreadID,
+		fave.TargetAccountID,
+	)
+
+	if err != nil {
+		return err
+	}
+
+	if muted {
+		// Boostee doesn't want
+		// notifs for this thread.
+		return nil
+	}
+
 	return s.notify(
 		ctx,
 		gtsmodel.NotificationFave,
@@ -134,11 +176,35 @@ func (s *surface) notifyAnnounce(
 		return nil
 	}
 
+	if status.BoostOf == nil {
+		// No boosted status
+		// set, nothing to do.
+		return nil
+	}
+
 	if status.BoostOfAccountID == status.AccountID {
 		// Self-boost, nothing to do.
 		return nil
 	}
 
+	// Ensure boostee hasn't
+	// muted the thread.
+	muted, err := s.state.DB.IsThreadMutedByAccount(
+		ctx,
+		status.BoostOf.ThreadID,
+		status.BoostOfAccountID,
+	)
+
+	if err != nil {
+		return err
+	}
+
+	if muted {
+		// Boostee doesn't want
+		// notifs for this thread.
+		return nil
+	}
+
 	return s.notify(
 		ctx,
 		gtsmodel.NotificationReblog,