JiriUhlir
69 lines
2.1 KiB
TypeScript
69 lines
2.1 KiB
TypeScript
import axios, { AxiosError, Method } from "axios";
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export interface SapB1ErrorDetails {
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status?: number;
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code?: string;
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message?: string;
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method?: string;
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url?: string;
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retryable?: boolean;
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cause?: unknown;
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}
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export class SapB1Error extends Error {
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public readonly status?: number;
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public readonly code?: string;
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public readonly method?: string;
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public readonly url?: string;
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public readonly retryable: boolean;
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public override readonly cause?: unknown;
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public constructor(details: SapB1ErrorDetails) {
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super(details.message || "SAP Business One Service Layer request failed");
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this.name = "SapB1Error";
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this.status = details.status;
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this.code = details.code;
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this.method = details.method;
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this.url = details.url;
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this.retryable = details.retryable ?? false;
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this.cause = details.cause;
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}
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}
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// Shared normalizer so every SAP call (including login) surfaces the SAP status/code
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// and message when the Service Layer actively rejected the request, and falls back to
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// the transport-level message (ECONNREFUSED, timeout, TLS, ...) otherwise. This is what
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// lets a caller tell "SAP rejected it" apart from "we never reached SAP".
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export function toSapB1Error(
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error: unknown,
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method?: Method,
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path?: string,
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fallbackMessage = "SAP B1 request failed"
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): SapB1Error {
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if (error instanceof SapB1Error) {
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return error;
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}
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if (axios.isAxiosError(error)) {
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const axiosError = error as AxiosError<{ error?: { code?: string; message?: { value?: string } | string } }>;
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const status = axiosError.response?.status;
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const sapError = axiosError.response?.data?.error;
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const message =
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typeof sapError?.message === "string"
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? sapError.message
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: sapError?.message?.value || axiosError.message || fallbackMessage;
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return new SapB1Error({
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status,
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code: sapError?.code,
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message,
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method,
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url: path,
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retryable: status === 408 || status === 429 || (status !== undefined && status >= 500),
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cause: error
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});
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}
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return new SapB1Error({ message: fallbackMessage, method, url: path, cause: error });
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}
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