@sasonarik/nextapi-swagger/dist/utils/routeHandlerBuilder.js

CLI tool to generate Next.js API routes and types from Swagger/OpenAPI specs

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateHandlerForMethod = generateHandlerForMethod;
function generateHandlerForMethod({ method, route, operation, baseName, }) {
    const hasPathParam = /{[^}]+}/.test(route);
    const expectsBody = operation.requestBody !== undefined;
    const summary = operation.summary ? `// ${operation.summary}` : "";
    const fetchUrl = route.replace(/{(.*?)}/g, (_, key) => `\$\{${key}\}`);
    const paramExtract = hasPathParam
        ? `const url = new URL(request.url);\n    const id = url.searchParams.get("id");`
        : "";
    const tokenHeader = `const token = request.headers.get("authorization");`;
    const bodyParse = expectsBody ? `const body = await request.json();` : "";
    const fetchOptions = [
        `method: "${method}",`,
        `headers: {`,
        `  Authorization: token || "",`,
        expectsBody ? `  "Content-Type": "application/json",` : "",
        `},`,
        expectsBody ? `body: JSON.stringify(body),` : "",
    ]
        .filter(Boolean)
        .join("\n      ");
    return `
import { NextRequest, NextResponse } from "next/server";
import { ${baseName} } from "@/utils/apiBaseUrls";

${summary}
export async function ${method}(request: NextRequest) {
  try {
    ${paramExtract}
    ${tokenHeader}
    ${bodyParse}

    const response = await fetch(\`\${${baseName}}${fetchUrl}\`, {
      ${fetchOptions}
    });

    if (!response.ok) {
      throw new Error(\`Failed to fetch: \${response.status}\`);
    }

    const data = await response.json();
    return NextResponse.json(data);
  } catch (err) {
    return NextResponse.json(
      { message: "Error", error: (err as Error).message },
      { status: 500 }
    );
  }
}
  `;
}