@aziontech/opennextjs-azion/dist/core/build/utils/ensure-az-config.js

Azion builder for Next.js apps

import logger from "@opennextjs/aws/logger.js";
/**
 * Ensures open next is configured for azion.
 *
 * @param config OpenNext configuration.
 */
export function ensureAzionConfig(config) {
    const mwIsMiddlewareExternal = config.middleware?.external === true;
    const mwConfig = mwIsMiddlewareExternal ? config.middleware : undefined;
    const requirements = {
        // TODO: in the future move to the open-next aws package
        dftUseAzionWrapper: typeof config.default?.override?.wrapper === "function",
        dftUseEdgeConverter: config.default?.override?.converter === "edge",
        dftUseFetchProxy: config.default?.override?.proxyExternalRequest === "fetch",
        dftMaybeUseCache: config.default?.override?.incrementalCache === "dummy" ||
            typeof config.default?.override?.incrementalCache === "function",
        dftMaybeUseTagCache: config.default?.override?.tagCache === "dummy" ||
            typeof config.default?.override?.incrementalCache === "function",
        dftMaybeUseQueue: config.default?.override?.queue === "dummy" ||
            config.default?.override?.queue === "direct" ||
            typeof config.default?.override?.queue === "function",
        // Check for the middleware function
        mwIsMiddlewareExternal,
        mwUseCloudflareWrapper: true,
        mwUseEdgeConverter: mwConfig?.override?.converter === "edge",
        mwUseFetchProxy: mwConfig?.override?.proxyExternalRequest === "fetch",
        hasCryptoExternal: config.edgeExternals?.includes("node:crypto"),
    };
    if (config.default?.override?.queue === "direct") {
        logger.warn("The direct mode queue is not recommended for use in production.");
    }
    if (Object.values(requirements).some((satisfied) => !satisfied)) {
        throw new Error("The `open-next.config.ts` should have a default export like this:\n\n" +
            `{
          default: {
            override: {
              wrapper: "function",
              converter: "edge",
              proxyExternalRequest: "fetch",
              incrementalCache: "dummy" | function,
              tagCache: "dummy",
              queue: "dummy" | "direct" | function,
            },
          },
          edgeExternals: ["node:crypto"],
          middleware: {
            external: true,
            override: {
              wrapper: "azion-wrapper-edge",
              converter: "edge",
              proxyExternalRequest: "fetch",
              incrementalCache: "dummy" | function,
              tagCache: "dummy" | function,
              queue: "dummy" | "direct" | function,
            },
          },
        }\n\n`.replace(/^ {8}/gm, ""));
    }
}