import type { UsageMetadata } from "../_core/types/index.js";
export type MessageRole = "system" | "user" | "assistant" | "function" | "tool";
export interface FunctionCall {
    name: string;
    arguments: string;
}
export interface ToolCall {
    id: string;
    type: "function";
    function: FunctionCall;
}
export interface ChatMessage {
    role: MessageRole;
    content?: string | null;
    name?: string;
    function_call?: FunctionCall;
    tool_calls?: ToolCall[];
    tool_call_id?: string;
}
export interface LiteLLMChatCompletionRequest {
    model: string;
    messages: ChatMessage[];
    temperature?: number;
    max_tokens?: number;
    top_p?: number;
    frequency_penalty?: number;
    presence_penalty?: number;
    stop?: string | string[];
    stream?: boolean;
    functions?: Array<{
        name: string;
        description?: string;
        parameters?: Record<string, unknown>;
    }>;
    function_call?: "none" | "auto" | {
        name: string;
    };
    tools?: Array<{
        type: "function";
        function: {
            name: string;
            description?: string;
            parameters?: Record<string, unknown>;
        };
    }>;
    tool_choice?: "none" | "auto" | {
        type: "function";
        function: {
            name: string;
        };
    };
    response_format?: {
        type: "text";
    } | {
        type: "json_object";
    } | {
        type: "json_schema";
        json_schema: {
            name: string;
            schema?: Record<string, unknown>;
            strict?: boolean;
        };
    };
    seed?: number;
    user?: string;
}
export interface ResponseMessage {
    role: "assistant";
    content: string | null;
    function_call?: FunctionCall;
    tool_calls?: ToolCall[];
}
export interface ResponseChoice {
    index: number;
    message: ResponseMessage;
    finish_reason: string | null;
}
export interface TokenUsage {
    prompt_tokens: number;
    completion_tokens: number;
    total_tokens: number;
    prompt_tokens_details?: {
        cached_tokens?: number;
    };
    completion_tokens_details?: {
        reasoning_tokens?: number;
    };
}
export interface LiteLLMChatCompletionResponse {
    id: string;
    object: "chat.completion";
    created: number;
    model: string;
    choices: ResponseChoice[];
    usage?: TokenUsage;
    system_fingerprint?: string;
}
export interface LiteLLMEmbeddingRequest {
    model: string;
    input: string | string[];
    encoding_format?: string;
    dimensions?: number;
    user?: string;
    [key: string]: any;
}
export interface LiteLLMEmbeddingResponse {
    object: "list";
    data: Array<{
        object: "embedding";
        embedding: number[];
        index: number;
    }>;
    model: string;
    usage: {
        prompt_tokens: number;
        total_tokens: number;
    };
    [key: string]: any;
}
export type RequestBody = string | ArrayBuffer | ArrayBufferView | Blob | FormData | URLSearchParams | ReadableStream<Uint8Array> | null;
export interface RequestContext {
    url: string;
    method: string;
    headers: Record<string, string>;
    body: RequestBody;
    startTime: number;
    metadata?: LiteLLMUsageMetadata;
}
export interface LiteLLMUsageMetadata extends UsageMetadata {
    taskId?: string;
    subscriberEmail?: string;
    subscriberId?: string;
    subscriberCredentialName?: string;
    subscriberCredential?: string;
    maxPromptSize?: number;
}
export interface LiteLLMConfig {
    reveniumMeteringApiKey: string;
    reveniumMeteringBaseUrl: string;
    litellmProxyUrl: string;
    litellmApiKey?: string;
    organizationName?: string;
    /** @deprecated Use organizationName instead. Wire-emit uses organizationName only. */
    organizationId?: string;
    apiTimeout?: number;
    failSilent?: boolean;
    maxRetries?: number;
    printSummary?: boolean | "human" | "json";
    teamId?: string;
    capturePrompts?: boolean;
    maxPromptSize?: number;
}
export interface MiddlewareStatus {
    initialized: boolean;
    patched: boolean;
    hasConfig: boolean;
    proxyUrl?: string;
}
export interface ProviderPattern {
    source: string;
    displayName: string;
    patterns: string[];
    prefixes: string[];
}
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