feat: 实现端停用与删除的消息作废与群主转让级联

internal/admin/endpoints_db.go

@@ -308,6 +308,21 @@ func (h *Handler) patchEndpoint(ctx context.Context, id string, name, remark *st
 }
 
 func (h *Handler) setEndpointEnabled(ctx context.Context, id string, enabled bool) (found bool, err error) {
+	if h.identity != nil {
+		var opErr error
+		if enabled {
+			opErr = h.identity.Enable(ctx, id)
+		} else {
+			opErr = h.identity.Disable(ctx, id)
+		}
+		if opErr != nil {
+			if isEndpointNotFound(opErr) {
+				return false, nil
+			}
+			return false, opErr
+		}
+		return true, nil
+	}
 	err = h.db.Queue.Do(ctx, func(tx *sql.Tx) error {
 		v := 0
 		if enabled {
@@ -331,9 +346,18 @@ func (h *Handler) setEndpointEnabled(ctx context.Context, id string, enabled boo
 	return found, err
 }
 
-// deleteEndpointBasic 删除端行并清掉与之相关的 talk_grants。
-// 作废消息、群主转让等完整级联留给 I5。
+// deleteEndpointBasic 删除端；注入 Identity 时走 I5 完整级联。
 func (h *Handler) deleteEndpointBasic(ctx context.Context, id string) (found bool, err error) {
+	if h.identity != nil {
+		opErr := h.identity.Delete(ctx, id)
+		if opErr != nil {
+			if isEndpointNotFound(opErr) {
+				return false, nil
+			}
+			return false, opErr
+		}
+		return true, nil
+	}
 	err = h.db.Queue.Do(ctx, func(tx *sql.Tx) error {
 		if _, e := tx.ExecContext(ctx, `DELETE FROM talk_grants WHERE sender_id = ? OR target_id = ?`, id, id); e != nil {
 			return e
@@ -349,6 +373,11 @@ func (h *Handler) deleteEndpointBasic(ctx context.Context, id string) (found boo
 	return found, err
 }
 
+func isEndpointNotFound(err error) bool {
+	var pe *protocol.Error
+	return errors.As(err, &pe) && pe.Code == protocol.CodeNotFound
+}
+
 func (h *Handler) resetLoginPassword(ctx context.Context, id, loginHash string) (bool, error) {
 	var found bool
 	err := h.db.Queue.Do(ctx, func(tx *sql.Tx) error {