import type { FlexibleSchema, InferSchema, ModelMessage, ProviderOptions } from "@ai-sdk/provider-utils";
import type { JSONValue } from "@ai-sdk/provider";
import type { EmbeddingModel, GenerateObjectResult, generateText, GenerateTextResult, LanguageModelRequestMetadata, LanguageModelResponseMetadata, LanguageModelUsage, LanguageModel, streamObject, streamText, StreamTextResult, ToolSet, CallSettings, generateObject } from "ai";
export interface Output<_T = any, _P = any, _E = any> {
    name: string;
    responseFormat: any;
    parseCompleteOutput: any;
    parsePartialOutput: any;
    createElementStreamTransform: any;
}
import type { GenericActionCtx, GenericDataModel, WithoutSystemFields } from "convex/server";
import type { MessageDoc, ProviderMetadata, StreamDelta, StreamMessage, ThreadDoc } from "../validators.js";
import type { StreamingOptions } from "./streaming.js";
import type { ComponentApi } from "../component/_generated/component.js";
/**
 * Type-level check that ensures models are from AI SDK v6.
 * If a v5 model (LanguageModelV2) is passed, TypeScript will show the error message string.
 */
type AssertAISDKv6<T> = T extends {
    specificationVersion: "v3";
} ? T : "⚠️ @convex-dev/agent v0.6.0 requires AI SDK v6. Update your dependencies: npm install ai@^6.0.35 @ai-sdk/openai@^3.0.10 (or other provider). See: node_modules/@convex-dev/agent/MIGRATION.md";
export type AgentPrompt = {
    /**
     * System message to include in the prompt. Overwrites Agent instructions.
     */
    system?: string;
    /**
     * A prompt. It can be either a text prompt or a list of messages.
     * If used with `promptMessageId`, it will be used in place of that
     * prompt message and no input messages will be saved.
     * Otherwise, if used with the storageOptions "promptAndOutput" (default),
     * it will be the only message saved.
     * If a string is provided, it will be a user message.
     */
    prompt?: string | Array<ModelMessage> | undefined;
    /**
     * A list of messages to use as context before the prompt.
     * If used with `prompt`, these will precede the prompt.
     * If used with the storageOptions "promptAndOutput" (default),
     * none of these messages will be saved.
     */
    messages?: Array<ModelMessage> | undefined;
    /**
     * If provided, it uses this existing message to anchor the prompt:
     * - The specified message will be included, unless `prompt` is also
     *   provided, in which case that will be inserted in place of this
     *   specified message.
     * - Recent and search messages will not include messages after this
     *   message's order.
     * - If there are already responses on the same order,
     *   for example, tool calls and responses,
     *   those will be included automatically.
     *
     * Note: if this is provided, no input messages will be saved by default.
     */
    promptMessageId?: string | undefined;
    /**
     * The model to use for the LLM calls. This will override the languageModel
     * specified in the Agent config.
     */
    model?: LanguageModel;
};
export type Config = {
    /**
     * The LLM model to use for generating / streaming text and objects.
     * Requires AI SDK v6 (@ai-sdk/* packages v3.x).
     *
     * @example
     * import { openai } from "@ai-sdk/openai"
     * const myAgent = new Agent(components.agent, {
     *   languageModel: openai.chat("gpt-4o-mini"),
     * })
     */
    languageModel?: AssertAISDKv6<LanguageModel>;
    /**
     * @deprecated Use `embeddingModel` instead.
     */
    textEmbeddingModel?: EmbeddingModel;
    /**
     * The model to use for text embeddings. Optional.
     * If specified, it will use this for generating vector embeddings
     * of chats, and can opt-in to doing vector search for automatic context
     * on generateText, etc.
     * e.g.
     * import { openai } from "@ai-sdk/openai"
     * const myAgent = new Agent(components.agent, {
     *   ...
     *   embeddingModel: openai.embedding("text-embedding-3-small")
     */
    embeddingModel?: EmbeddingModel;
    /**
     * Options to determine what messages are included as context in message
     * generation. To disable any messages automatically being added, pass:
     * { recentMessages: 0 }
     */
    contextOptions?: ContextOptions;
    /**
     * Determines whether messages are automatically stored when passed as
     * arguments or generated.
     */
    storageOptions?: StorageOptions;
    /**
     * The usage handler to use for this agent.
     */
    usageHandler?: UsageHandler;
    /**
     * By default, messages are ordered with context in `fetchContextWithPrompt`,
     * but you can override this by providing a context handler. Here you can
     * filter, modify, or enrich the context messages. If provided, the default
     * ordering will not apply. This excludes the system message / instructions.
     */
    contextHandler?: ContextHandler;
    /**
     * Called for each LLM request/response, so you can do things like
     * log the raw request body or response headers to a table, or logs.
     */
    rawRequestResponseHandler?: RawRequestResponseHandler;
    /**
     * @deprecated Reach out if you use this. Otherwise will be removed soon.
     * Default provider options to pass for the LLM calls.
     * This can be overridden at each generate/stream callsite on a per-field
     * basis. To clear a default setting, you'll need to pass `undefined`.
     */
    providerOptions?: ProviderOptions;
    /**
     * The default settings to use for the LLM calls.
     * This can be overridden at each generate/stream callsite on a per-field
     * basis. To clear a default setting, you'll need to pass `undefined`.
     */
    callSettings?: CallSettings;
    /**
     * The maximum number of steps to allow for a single generation.
     *
     * For example, if an agent wants to call a tool, that call and tool response
     * will be one step. Generating a response based on the tool call & response
     * will be a second step.
     * If it runs out of steps, it will return the last step result, which may
     * not be an assistant message.
  
     * This becomes the default value when `stopWhen` is not specified in the
     * Agent or generation callsite.
     * AI SDK v5 removed the `maxSteps` argument, but this is kept here for
     * convenience and backwards compatibility.
     * Defaults to 1.
     */
    maxSteps?: number;
};
/**
 * Options to configure what messages are fetched as context,
 * automatically with thread.generateText, or directly via search.
 */
export type ContextOptions = {
    /**
     * Whether to include tool messages in the context.
     * By default, tool calls and results are not included.
     */
    excludeToolMessages?: boolean;
    /**
     * How many recent messages to include. These are added after the search
     * messages, and do not count against the search limit.
     * Default: 100
     */
    recentMessages?: number;
    /**
     * Options for searching messages.
     */
    searchOptions?: {
        /**
         * The maximum number of messages to fetch. Default is 10.
         */
        limit: number;
        /**
         * Whether to use text search to find messages. Default is false.
         */
        textSearch?: boolean;
        /**
         * Whether to use vector search to find messages. Default is false.
         * At least one of textSearch or vectorSearch must be true.
         */
        vectorSearch?: boolean;
        /**
         * The score threshold for vector search. Default is 0.0.
         */
        vectorScoreThreshold?: number;
        /**
         * What messages around the search results to include.
         * Default: { before: 2, after: 1 }
         * (two before, and one after each message found in the search)
         * Note, this is after the limit is applied.
         * By default this will quadruple the number of messages fetched.
         */
        messageRange?: {
            before: number;
            after: number;
        };
    };
    /**
     * Whether to search across other threads for relevant messages.
     * By default, only the current thread is searched.
     */
    searchOtherThreads?: boolean;
};
/**
 * Options to configure the automatic saving of messages
 * when generating text / objects in a thread.
 */
export type StorageOptions = {
    /**
     * Whether to save messages to the thread history.
     * Pass "all" to save all input and output messages.
     * Pass "none" to not save any input or output messages.
     * Pass "promptAndOutput" to save the prompt and all output messages.
     * If you pass {messages} but no {prompt}, it will assume messages.at(-1) is
     * the prompt.
     * Defaults to "promptAndOutput".
     */
    saveMessages?: "all" | "none" | "promptAndOutput";
};
export type GenerationOutputMetadata = {
    /**
     * The ID of the prompt message for the generation.
     */
    promptMessageId?: string;
    /**
     * The order of the prompt message and responses for the generation.
     * Each order starts with a user message, then followed by agent responses.
     * If a promptMessageId is provided, that dictates the order.
     */
    order?: number;
    /**
     * The messages saved for the generation - both saved input and output.
     * If you passed promptMessageId, it will not include that message.
     */
    savedMessages?: MessageDoc[];
    /**
     * @deprecated Use promptMessageId instead.
     * The ID of the prompt message for the generation.
     */
    messageId?: string;
};
export type UsageHandler = (ctx: ActionCtx, args: {
    userId: string | undefined;
    threadId: string | undefined;
    agentName: string | undefined;
    usage: LanguageModelUsage;
    providerMetadata: ProviderMetadata | undefined;
    model: string;
    provider: string;
}) => void | Promise<void>;
/**
 * By default, messages are ordered with context in `fetchContextWithPrompt`,
 * but you can override this by providing a context handler. Here you can filter
 * out, add in, or reorder messages.
 */
export type ContextHandler = (ctx: ActionCtx, args: {
    /**
     * All messages in the default order.
     */
    allMessages: ModelMessage[];
    /**
     * The messages fetched from search.
     */
    search: ModelMessage[];
    /**
     * The recent messages already in the thread history,
     * excluding any messages that came after promptMessageId.
     */
    recent: ModelMessage[];
    /**
     * The messages passed as the `messages` argument to e.g. generateText.
     */
    inputMessages: ModelMessage[];
    /**
     * The message(s) passed as the `prompt` argument to e.g. generateText.
     * Otherwise, if `promptMessageId` was provided, the message at that id.
     * `prompt` will override the message at `promptMessageId`.
     */
    inputPrompt: ModelMessage[];
    /**
     * Any messages on the same `order` as the promptMessageId message after the
     * prompt message. These are presumably existing responses to the prompt
     * message.
     */
    existingResponses: ModelMessage[];
    /**
     * The user associated with the generation, if any.
     */
    userId: string | undefined;
    /**
     * The thread associated with the generation, if any.
     */
    threadId: string | undefined;
}) => ModelMessage[] | Promise<ModelMessage[]>;
export type RawRequestResponseHandler = (ctx: ActionCtx, args: {
    userId: string | undefined;
    threadId: string | undefined;
    agentName: string | undefined;
    request: LanguageModelRequestMetadata;
    response: LanguageModelResponseMetadata;
}) => void | Promise<void>;
export type AgentComponent = ComponentApi;
export type TextArgs<AgentTools extends ToolSet, TOOLS extends ToolSet | undefined = undefined, OUTPUT extends Output<any, any, any> = never> = Omit<Parameters<typeof generateText<TOOLS extends undefined ? AgentTools : TOOLS, OUTPUT>>[0], "model" | "prompt" | "messages"> & {
    /**
     * The tools to use for the tool calls. This will override tools specified
     * in the Agent constructor or createThread / continueThread.
     */
    tools?: TOOLS;
} & AgentPrompt;
export type StreamingTextArgs<AgentTools extends ToolSet, TOOLS extends ToolSet | undefined = undefined, OUTPUT extends Output<any, any, any> = never> = Omit<Parameters<typeof streamText<TOOLS extends undefined ? AgentTools : TOOLS, OUTPUT>>[0], "model" | "prompt" | "messages"> & {
    /**
     * The tools to use for the tool calls. This will override tools specified
     * in the Agent constructor or createThread / continueThread.
     */
    tools?: TOOLS;
} & AgentPrompt;
export type ObjectMode = "object" | "array" | "enum" | "no-schema";
export type GenerateObjectArgs<SCHEMA extends FlexibleSchema<unknown> = FlexibleSchema<JSONValue>, OUTPUT extends ObjectMode = InferSchema<SCHEMA> extends string ? "enum" : "object", RESULT = OUTPUT extends "array" ? Array<InferSchema<SCHEMA>> : InferSchema<SCHEMA>> = AgentPrompt & Omit<Parameters<typeof generateObject<SCHEMA, OUTPUT, RESULT>>[0], "model" | "prompt" | "messages"> & {
    schema?: SCHEMA;
    enum?: Array<RESULT>;
};
export type StreamObjectArgs<SCHEMA extends FlexibleSchema<unknown> = FlexibleSchema<JSONValue>, OUTPUT extends ObjectMode = InferSchema<SCHEMA> extends string ? "enum" : "object", RESULT = OUTPUT extends "array" ? Array<InferSchema<SCHEMA>> : InferSchema<SCHEMA>> = AgentPrompt & Omit<Parameters<typeof streamObject<SCHEMA, OUTPUT, RESULT>>[0], "model" | "prompt" | "messages"> & {
    schema?: SCHEMA;
    enum?: Array<RESULT>;
};
export type MaybeCustomCtx<CustomCtx, DataModel extends GenericDataModel, AgentTools extends ToolSet> = CustomCtx extends Record<string, unknown> ? {
    /**
     * If you have a custom ctx that you use with the Agent
     * (e.g. new Agent<{ orgId: string }>(...))
     * you need to provide this function to add any extra fields.
     * e.g.
     * ```ts
     * const myAgent = new Agent<{ orgId: string }>(...);
     * const myAction = myAgent.asTextAction({
     *   customCtx: (ctx: ActionCtx, target, llmArgs) => {
     *     const orgId = await lookupOrgId(ctx, target.threadId);
     *     return { orgId };
     *   },
     * });
     * ```
     * Then, in your tools, you can
     */
    customCtx: (ctx: GenericActionCtx<DataModel>, target: {
        userId?: string | undefined;
        threadId?: string | undefined;
    }, llmArgs: TextArgs<AgentTools>) => CustomCtx;
} : {
    customCtx?: never;
};
type ThreadOutputMetadata = Required<GenerationOutputMetadata>;
/**
 * The interface for a thread returned from {@link createThread} or {@link continueThread}.
 * This is contextual to a thread and/or user.
 */
export interface Thread<DefaultTools extends ToolSet> {
    /**
     * The target threadId, from the startThread or continueThread initializers.
     */
    threadId: string;
    /**
     * Get the metadata for the thread.
     */
    getMetadata: () => Promise<ThreadDoc>;
    /**
     * Update the metadata for the thread.
     */
    updateMetadata: (patch: Partial<WithoutSystemFields<ThreadDoc>>) => Promise<ThreadDoc>;
    /**
     * This behaves like {@link generateText} from the "ai" package except that
     * it add context based on the userId and threadId and saves the input and
     * resulting messages to the thread, if specified.
     * Use {@link continueThread} to get a version of this function already scoped
     * to a thread (and optionally userId).
     * @param args The arguments to the generateText function, along with extra controls
     * for the {@link ContextOptions} and {@link StorageOptions}.
     * @returns The result of the generateText function.
     */
    generateText<TOOLS extends ToolSet | undefined = undefined, OUTPUT extends Output<any, any, any> = never>(generateTextArgs: AgentPrompt & TextArgs<TOOLS extends undefined ? DefaultTools : TOOLS, TOOLS, OUTPUT>, options?: Options): Promise<GenerateTextResult<TOOLS extends undefined ? DefaultTools : TOOLS, OUTPUT> & ThreadOutputMetadata>;
    /**
     * This behaves like {@link streamText} from the "ai" package except that
     * it add context based on the userId and threadId and saves the input and
     * resulting messages to the thread, if specified.
     * Use {@link continueThread} to get a version of this function already scoped
     * to a thread (and optionally userId).
     * @param args The arguments to the streamText function, along with extra controls
     * for the {@link ContextOptions} and {@link StorageOptions}.
     * @returns The result of the streamText function.
     */
    streamText<TOOLS extends ToolSet | undefined = undefined, OUTPUT extends Output<any, any, any> = never>(streamTextArgs: AgentPrompt & StreamingTextArgs<TOOLS extends undefined ? DefaultTools : TOOLS, TOOLS, OUTPUT>, options?: Options & {
        /**
         * Whether to save incremental data (deltas) from streaming responses.
         * Defaults to false.
         * If false, it will not save any deltas to the database.
         * If true, it will save deltas with {@link DEFAULT_STREAMING_OPTIONS}.
         *
         * Regardless of this option, when streaming you are able to use this
         * `streamText` function as you would with the "ai" package's version:
         * iterating over the text, streaming it over HTTP, etc.
         */
        saveStreamDeltas?: boolean | StreamingOptions;
    }): Promise<StreamTextResult<TOOLS extends undefined ? DefaultTools : TOOLS, OUTPUT> & ThreadOutputMetadata>;
    /**
     * This behaves like {@link generateObject} from the "ai" package except that
     * it add context based on the userId and threadId and saves the input and
     * resulting messages to the thread, if specified. This overload is for objects, arrays, and enums.
     * Use {@link continueThread} to get a version of this function already scoped
     * to a thread (and optionally userId).
     * @param args The arguments to the generateObject function, along with extra controls
     * for the {@link ContextOptions} and {@link StorageOptions}.
     * @returns The result of the generateObject function.
     */
    generateObject<SCHEMA extends FlexibleSchema<unknown> = FlexibleSchema<JSONValue>, OUTPUT extends ObjectMode = InferSchema<SCHEMA> extends string ? "enum" : "object", RESULT = OUTPUT extends "array" ? Array<InferSchema<SCHEMA>> : InferSchema<SCHEMA>>(generateObjectArgs: AgentPrompt & GenerateObjectArgs<SCHEMA, OUTPUT, RESULT>, options?: Options): Promise<GenerateObjectResult<RESULT> & ThreadOutputMetadata>;
    /**
     * This behaves like {@link streamObject} from the "ai" package except that
     * it add context based on the userId and threadId and saves the input and
     * resulting messages to the thread, if specified.
     * Use {@link continueThread} to get a version of this function already scoped
     * to a thread (and optionally userId).
     * @param args The arguments to the streamObject function, along with extra controls
     * for the {@link ContextOptions} and {@link StorageOptions}.
     * @returns The result of the streamObject function.
     */
    streamObject<SCHEMA extends FlexibleSchema<unknown> = FlexibleSchema<JSONValue>, OUTPUT extends ObjectMode = InferSchema<SCHEMA> extends string ? "enum" : "object", RESULT = OUTPUT extends "array" ? Array<InferSchema<SCHEMA>> : InferSchema<SCHEMA>>(
    /**
     * The same arguments you'd pass to "ai" sdk {@link streamObject}.
     */
    streamObjectArgs: AgentPrompt & StreamObjectArgs<SCHEMA, OUTPUT, RESULT>, options?: Options): Promise<ReturnType<typeof streamObject<SCHEMA, OUTPUT, RESULT>> & ThreadOutputMetadata>;
}
export type Options = {
    /**
     * The context options to use for passing in message history to the LLM.
     */
    contextOptions?: ContextOptions;
    /**
     * The storage options to use for saving the input and output messages to the thread.
     */
    storageOptions?: StorageOptions;
    /**
     * The usage handler to use for this thread. Overrides any handler
     * set in the agent constructor.
     */
    usageHandler?: UsageHandler;
    /**
     * By default, messages are ordered with context in `fetchContextWithPrompt`,
     * but you can override this by providing a context handler. Here you can
     * filter, modify, or enrich the context messages. If provided, the default
     * ordering will not apply. This excludes the system message / instructions.
     */
    contextHandler?: ContextHandler;
};
export type SyncStreamsReturnValue = {
    kind: "list";
    messages: StreamMessage[];
} | {
    kind: "deltas";
    deltas: StreamDelta[];
} | undefined;
export type QueryCtx = Pick<GenericActionCtx<GenericDataModel>, "runQuery">;
export type MutationCtx = Pick<GenericActionCtx<GenericDataModel>, "runQuery" | "runMutation">;
export type ActionCtx = Pick<GenericActionCtx<GenericDataModel>, "runQuery" | "runMutation" | "runAction" | "storage" | "auth">;
export {};
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