import type { ImageContent, Message, Tool } from "@earendil-works/pi-ai";
export interface KiroImage {
    format: string;
    source: {
        bytes: string;
    };
}
export interface KiroToolUse {
    name: string;
    toolUseId: string;
    input: Record<string, unknown>;
}
export interface KiroToolResult {
    content: Array<{
        text: string;
    }>;
    status: "success" | "error";
    toolUseId: string;
}
export interface KiroToolSpec {
    toolSpecification: {
        name: string;
        description: string;
        inputSchema: {
            json: Record<string, unknown>;
        };
    };
}
export interface KiroUserInputMessage {
    content: string;
    modelId: string;
    origin: "KIRO_CLI";
    images?: KiroImage[];
    userInputMessageContext?: {
        toolResults?: KiroToolResult[];
        tools?: KiroToolSpec[];
    };
}
export interface KiroAssistantResponseMessage {
    content: string;
    toolUses?: KiroToolUse[];
}
export interface KiroHistoryEntry {
    userInputMessage?: KiroUserInputMessage;
    assistantResponseMessage?: KiroAssistantResponseMessage;
}
export declare const TOOL_RESULT_LIMIT = 250000;
export declare function normalizeToolUseId(toolUseId: string): string;
export declare function sanitizeSurrogates(text: string): string;
export declare function truncate(text: string, limit: number): string;
export declare function normalizeMessages(messages: Message[]): Message[];
export declare function extractImages(msg: Message): ImageContent[];
export declare function getContentText(msg: Message): string;
export declare function convertToolsToKiro(tools: Tool[]): KiroToolSpec[];
export declare function convertImagesToKiro(images: Array<{
    mimeType: string;
    data: string;
}>): KiroImage[];
export declare function buildHistory(messages: Message[], modelId: string, systemPrompt?: string): {
    history: KiroHistoryEntry[];
    systemPrepended: boolean;
    currentMsgStartIdx: number;
};
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