Client.ts

/**
 * This file was auto-generated by Fern from our API Definition.
 */

import * as environments from "../../../../environments";
import * as core from "../../../../core";
import * as Sayari from "../../../index";
import * as serializers from "../../../../serialization/index";
import urlJoin from "url-join";
import * as errors from "../../../../errors/index";

export declare namespace NegativeNews {
    export interface Options {
        environment?: core.Supplier<environments.SayariEnvironment | string>;
        /** Specify a custom URL to connect the client to. */
        baseUrl?: core.Supplier<string>;
        token?: core.Supplier<core.BearerToken | undefined>;
    }

    export interface RequestOptions {
        /** The maximum time to wait for a response in seconds. */
        timeoutInSeconds?: number;
        /** The number of times to retry the request. Defaults to 2. */
        maxRetries?: number;
        /** A hook to abort the request. */
        abortSignal?: AbortSignal;
        /** Additional headers to include in the request. */
        headers?: Record<string, string>;
    }
}

export class NegativeNews {
    constructor(protected readonly _options: NegativeNews.Options = {}) {}

    /**
     * <Warning>This endpoint is in beta and subject to change</Warning>
     * Screens entities against news articles and public records to identify risk-relevant content.
     * Leverages machine learning to detect and classify risks across various domains.
     * Provides detailed article metadata with risk assessments and direct source references.
     *
     * @param {Sayari.NegativeNews} request
     * @param {NegativeNews.RequestOptions} requestOptions - Request-specific configuration.
     *
     * @throws {@link Sayari.BadRequest}
     * @throws {@link Sayari.Unauthorized}
     * @throws {@link Sayari.NotFound}
     * @throws {@link Sayari.RateLimitExceeded}
     * @throws {@link Sayari.InternalServerError}
     *
     * @example
     *     await client.negativeNews.negativeNews({
     *         name: "Gazprom",
     *         topic: "sanctions_and_regulatory",
     *         until: "2024-10-01"
     *     })
     *
     * @example
     *     await client.negativeNews.negativeNews({
     *         name: "JBS",
     *         topic: "environmental_and_social"
     *     })
     *
     * @example
     *     await client.negativeNews.negativeNews({
     *         name: "Alameda Research",
     *         topic: "financial"
     *     })
     */
    public async negativeNews(
        request: Sayari.NegativeNews,
        requestOptions?: NegativeNews.RequestOptions,
    ): Promise<Sayari.NegativeNewsResponse> {
        const { name, topic, until } = request;
        const _queryParams: Record<string, string | string[] | object | object[] | null> = {};
        _queryParams["name"] = name;
        if (topic != null) {
            _queryParams["topic"] = serializers.Topics.jsonOrThrow(topic, { unrecognizedObjectKeys: "strip" });
        }

        if (until != null) {
            _queryParams["until"] = until;
        }

        const _response = await core.fetcher({
            url: urlJoin(
                (await core.Supplier.get(this._options.baseUrl)) ??
                    (await core.Supplier.get(this._options.environment)) ??
                    environments.SayariEnvironment.Production,
                "/v1/negative_news",
            ),
            method: "GET",
            headers: {
                Authorization: await this._getAuthorizationHeader(),
                "X-Fern-Language": "JavaScript",
                "X-Fern-SDK-Name": "@sayari/sdk",
                "X-Fern-SDK-Version": "0.1.44",
                "User-Agent": "@sayari/sdk/0.1.44",
                "X-Fern-Runtime": core.RUNTIME.type,
                "X-Fern-Runtime-Version": core.RUNTIME.version,
                ...requestOptions?.headers,
            },
            contentType: "application/json",
            queryParameters: _queryParams,
            requestType: "json",
            timeoutMs: requestOptions?.timeoutInSeconds != null ? requestOptions.timeoutInSeconds * 1000 : 60000,
            maxRetries: requestOptions?.maxRetries,
            abortSignal: requestOptions?.abortSignal,
        });
        if (_response.ok) {
            return serializers.NegativeNewsResponse.parseOrThrow(_response.body, {
                unrecognizedObjectKeys: "passthrough",
                allowUnrecognizedUnionMembers: true,
                allowUnrecognizedEnumValues: true,
                breadcrumbsPrefix: ["response"],
            });
        }

        if (_response.error.reason === "status-code") {
            switch (_response.error.statusCode) {
                case 400:
                    throw new Sayari.BadRequest(
                        serializers.BadRequestResponse.parseOrThrow(_response.error.body, {
                            unrecognizedObjectKeys: "passthrough",
                            allowUnrecognizedUnionMembers: true,
                            allowUnrecognizedEnumValues: true,
                            breadcrumbsPrefix: ["response"],
                        }),
                    );
                case 401:
                    throw new Sayari.Unauthorized(
                        serializers.UnauthorizedResponse.parseOrThrow(_response.error.body, {
                            unrecognizedObjectKeys: "passthrough",
                            allowUnrecognizedUnionMembers: true,
                            allowUnrecognizedEnumValues: true,
                            breadcrumbsPrefix: ["response"],
                        }),
                    );
                case 404:
                    throw new Sayari.NotFound(
                        serializers.NotFoundResponse.parseOrThrow(_response.error.body, {
                            unrecognizedObjectKeys: "passthrough",
                            allowUnrecognizedUnionMembers: true,
                            allowUnrecognizedEnumValues: true,
                            breadcrumbsPrefix: ["response"],
                        }),
                    );
                case 429:
                    throw new Sayari.RateLimitExceeded(
                        serializers.RateLimitResponse.parseOrThrow(_response.error.body, {
                            unrecognizedObjectKeys: "passthrough",
                            allowUnrecognizedUnionMembers: true,
                            allowUnrecognizedEnumValues: true,
                            breadcrumbsPrefix: ["response"],
                        }),
                    );
                case 500:
                    throw new Sayari.InternalServerError(
                        serializers.InternalServerErrorResponse.parseOrThrow(_response.error.body, {
                            unrecognizedObjectKeys: "passthrough",
                            allowUnrecognizedUnionMembers: true,
                            allowUnrecognizedEnumValues: true,
                            breadcrumbsPrefix: ["response"],
                        }),
                    );
                default:
                    throw new errors.SayariError({
                        statusCode: _response.error.statusCode,
                        body: _response.error.body,
                    });
            }
        }

        switch (_response.error.reason) {
            case "non-json":
                throw new errors.SayariError({
                    statusCode: _response.error.statusCode,
                    body: _response.error.rawBody,
                });
            case "timeout":
                throw new errors.SayariTimeoutError("Timeout exceeded when calling GET /v1/negative_news.");
            case "unknown":
                throw new errors.SayariError({
                    message: _response.error.errorMessage,
                });
        }
    }

    protected async _getAuthorizationHeader(): Promise<string | undefined> {
        const bearer = await core.Supplier.get(this._options.token);
        if (bearer != null) {
            return `Bearer ${bearer}`;
        }

        return undefined;
    }
}