import { type CallSummary } from "../../chat/types.js";
import { type DrizzleExecutor } from "../../drizzle.js";
/**
 * Builds a call projection only for a viewer who can access its chat and has a callParticipants row, ordering participants by invitation.
 * Combining chat and call membership prevents either relationship alone from exposing private call state.
 */
export declare function getCallProjectionDb(executor: DrizzleExecutor, viewerUserId: string, callId: string): Promise<CallSummary | undefined>;
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