Method send

packages/memos-core/src/viewer/server.ts:4218–4228

(event: string, data: unknown)

      this.migrationState = createInitialMigrationState();

      const send = (event: string, data: unknown) => {
        if (event === "item") {
          const d = data as any;
          applyMigrationItemToState(this.migrationState, d);
        } else if (event === "phase") {
          this.migrationState.phase = (data as any).phase;
        } else if (event === "progress") {
          this.migrationState.total = (data as any).total ?? this.migrationState.total;
        }
        this.broadcastSSE(event, data);
      };

      this.migrationRunning = true;
      this.runMigration(send, opts.sources, concurrency).finally(() => {