import type { AzureClientOptions } from 'openai/azure';
import type { ModelDeployment } from '@sap-ai-sdk/ai-api';
import type { AzureOpenAiChatModel, AzureOpenAiEmbeddingModel, AzureOpenAiResponsesModel } from '@sap-ai-sdk/core';
import type { HttpDestinationOrFetchOptions } from '@sap-cloud-sdk/connectivity';
/**
 * Union of all supported Azure OpenAI model names.
 */
export type SapModelName = AzureOpenAiChatModel | AzureOpenAiEmbeddingModel | AzureOpenAiResponsesModel;
/**
 * Base options shared by all pre-configured SAP AI Core OpenAI clients.
 * @internal
 */
export interface SapOpenAiBaseOptions<TModel extends string> {
    /**
     * Model deployment: a model name string, `{ modelName, modelVersion? }`, or `{ deploymentId }`.
     * An optional `resourceGroup` can be included in the object form.
     */
    deployment: ModelDeployment<TModel>;
    /**
     * Optional custom destination. Defaults to the `aicore` service binding or `AICORE_SERVICE_KEY` env var.
     */
    destination?: HttpDestinationOrFetchOptions;
    /**
     * Additional client types appended to the `ai-client-type` header with the preconfigured `AI SDK JavaScript` value.
     */
    clientType?: string;
}
/**
 * Options for creating a pre-configured Azure OpenAI client or config for SAP AI Core.
 */
export interface SapOpenAiOptions extends SapOpenAiBaseOptions<SapModelName> {
    /**
     * Azure OpenAI API version. Defaults to `'2024-10-21'`.
     */
    apiVersion?: string;
}
/**
 * Options or a model name string for creating a pre-configured Azure OpenAI client or config.
 * Passing a string is shorthand for `{ deployment: modelName }`.
 */
export type SapOpenAiInput = SapOpenAiOptions | SapModelName;
/** @internal */
export interface SapOpenAiContext {
    /** Azure client options ready to pass to `new AzureOpenAI()`. */
    azureOptions: AzureClientOptions;
    /** The model deployment as provided by the caller. */
    deployment: ModelDeployment<SapModelName>;
    /** The resolved destination, forwarded to the token provider and deployment API. */
    destination: HttpDestinationOrFetchOptions | undefined;
    /** The resolved AI resource group. */
    resourceGroup: string;
}
/**
 * Makes the `model` field optional in request param types, with an optional type constraint.
 * @internal
 */
export type WithOptionalModel<T, TModel extends string = string> = Omit<T, 'model'> & {
    model?: ModelDeployment<TModel>;
};
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