/**
 * Shared BTW transcript types.
 *
 * Consolidates the `BtwTranscriptEntry` / `BtwTranscript` union types that were
 * duplicated verbatim across `btw-runtime-core.ts` and `btw-overlay.ts`.
 */

export type BtwTranscriptEntry =
  | { id: number; turnId: number; type: "turn-boundary"; phase: "start" | "end" }
  | { id: number; turnId: number; type: "user-message"; text: string }
  | { id: number; turnId: number; type: "thinking"; text: string; streaming: boolean }
  | { id: number; turnId: number; type: "assistant-text"; text: string; streaming: boolean }
  | { id: number; turnId: number; type: "tool-call"; toolCallId: string; toolName: string; args: string }
  | {
      id: number;
      turnId: number;
      type: "tool-result";
      toolCallId: string;
      toolName: string;
      content: string;
      truncated: boolean;
      isError: boolean;
      streaming: boolean;
    };

export type BtwTranscript = BtwTranscriptEntry[];