import type { JsonValue } from "./jcs.js";
export type HarnessApprovalDecision = "accept" | "acceptForSession" | "decline" | "cancel";
export type HarnessRequestType = "exec_command_approval" | "file_change_approval" | "file_read_approval" | "tool_approval" | "tool_user_input";
export type HarnessEventRaw = {
    source: string;
    method?: string;
    payload?: JsonValue;
};
export type HarnessItemType = "assistant_message" | "reasoning" | "command_execution" | "file_change" | "web_search" | "dynamic_tool_call";
export type HarnessContentStream = "assistant_text" | "reasoning_text" | "command_output" | "tool_output";
export type HarnessTurnEndReason = "completed" | "interrupted" | "timeout" | "aborted" | "error";
export type HarnessTokenUsage = {
    inputTokens?: number;
    cachedInputTokens?: number;
    outputTokens?: number;
    reasoningOutputTokens?: number;
    totalTokens?: number;
    contextWindow?: number;
};
type BaseHarnessEvent<K extends string> = {
    kind: K;
    sessionId: string;
    turnId?: string;
    itemId?: string;
    at: string;
    raw?: HarnessEventRaw;
};
export type HarnessEvent<K extends string = string> = (BaseHarnessEvent<K> & {
    type: "session.started";
    resumed: boolean;
}) | (BaseHarnessEvent<K> & {
    type: "session.closed";
    reason?: string;
}) | (BaseHarnessEvent<K> & {
    type: "turn.started";
}) | (BaseHarnessEvent<K> & {
    type: "turn.completed";
    endReason: HarnessTurnEndReason;
    usage?: HarnessTokenUsage;
}) | (BaseHarnessEvent<K> & {
    type: "turn.failed";
    errorCode: string;
    message: string;
}) | (BaseHarnessEvent<K> & {
    type: "item.started";
    itemType: HarnessItemType;
    title?: string;
}) | (BaseHarnessEvent<K> & {
    type: "item.completed";
    itemType: HarnessItemType;
    status: "completed" | "failed";
    detail?: string;
}) | (BaseHarnessEvent<K> & {
    type: "content.delta";
    stream: HarnessContentStream;
    text: string;
}) | (BaseHarnessEvent<K> & {
    type: "tool.call";
    requestId?: string;
    name: string;
    input?: JsonValue;
}) | (BaseHarnessEvent<K> & {
    type: "tool.result";
    requestId?: string;
    name: string;
    output?: JsonValue;
    isError: boolean;
}) | (BaseHarnessEvent<K> & {
    type: "request.opened";
    requestId: string;
    requestType: HarnessRequestType;
    detail?: string;
    input?: JsonValue;
}) | (BaseHarnessEvent<K> & {
    type: "request.resolved";
    requestId: string;
    decision: HarnessApprovalDecision;
}) | (BaseHarnessEvent<K> & {
    type: "token.usage";
    usage: HarnessTokenUsage;
}) | (BaseHarnessEvent<K> & {
    type: "stderr";
    text: string;
    severity: "warning" | "error";
});
export type HarnessEventType = HarnessEvent["type"];
export {};