import { getRequestHeader, splitCookiesString } from "h3";
import { useNitroApp } from "./app.mjs";
const METHOD_WITH_BODY_RE = /post|put|patch/i;
const TEXT_MIME_RE = /application\/text|text\/html/;
const JSON_MIME_RE = /application\/json/;
export function requestHasBody(request) {
  return METHOD_WITH_BODY_RE.test(request.method);
}
export async function useRequestBody(request) {
  const contentType = request.headers.get("content-type") || "";
  if (contentType.includes("form")) {
    const formData = await request.formData();
    const body = /* @__PURE__ */ Object.create(null);
    for (const entry of formData.entries()) {
      body[entry[0]] = entry[1];
    }
    return body;
  } else if (JSON_MIME_RE.test(contentType)) {
    return request.json();
  } else if (TEXT_MIME_RE.test(contentType)) {
    return request.text();
  } else {
    const blob = await request.blob();
    return URL.createObjectURL(blob);
  }
}
export function hasReqHeader(event, name, includes) {
  const value = getRequestHeader(event, name);
  return value && typeof value === "string" && value.toLowerCase().includes(includes);
}
export function isJsonRequest(event) {
  if (hasReqHeader(event, "accept", "text/html")) {
    return false;
  }
  return hasReqHeader(event, "accept", "application/json") || hasReqHeader(event, "user-agent", "curl/") || hasReqHeader(event, "user-agent", "httpie/") || hasReqHeader(event, "sec-fetch-mode", "cors") || event.path.startsWith("/api/") || event.path.endsWith(".json");
}
export function normalizeError(error) {
  const cwd = typeof process.cwd === "function" ? process.cwd() : "/";
  const stack = (error.stack || "").split("\n").splice(1).filter((line) => line.includes("at ")).map((line) => {
    const text = line.replace(cwd + "/", "./").replace("webpack:/", "").replace("file://", "").trim();
    return {
      text,
      internal: line.includes("node_modules") && !line.includes(".cache") || line.includes("internal") || line.includes("new Promise")
    };
  });
  const statusCode = error.statusCode || 500;
  const statusMessage = error.statusMessage ?? (statusCode === 404 ? "Not Found" : "");
  const message = error.message || error.toString();
  return {
    stack,
    statusCode,
    statusMessage,
    message
  };
}
function _captureError(error, type) {
  console.error(`[nitro] [${type}]`, error);
  useNitroApp().captureError(error, { tags: [type] });
}
export function trapUnhandledNodeErrors() {
  process.on(
    "unhandledRejection",
    (error) => _captureError(error, "unhandledRejection")
  );
  process.on(
    "uncaughtException",
    (error) => _captureError(error, "uncaughtException")
  );
}
export function joinHeaders(value) {
  return Array.isArray(value) ? value.join(", ") : String(value);
}
export function normalizeFetchResponse(response) {
  if (!response.headers.has("set-cookie")) {
    return response;
  }
  return new Response(response.body, {
    status: response.status,
    statusText: response.statusText,
    headers: normalizeCookieHeaders(response.headers)
  });
}
export function normalizeCookieHeader(header = "") {
  return splitCookiesString(joinHeaders(header));
}
export function normalizeCookieHeaders(headers) {
  const outgoingHeaders = new Headers();
  for (const [name, header] of headers) {
    if (name === "set-cookie") {
      for (const cookie of normalizeCookieHeader(header)) {
        outgoingHeaders.append("set-cookie", cookie);
      }
    } else {
      outgoingHeaders.set(name, joinHeaders(header));
    }
  }
  return outgoingHeaders;
}
export function toBuffer(data) {
  if ("pipeTo" in data && typeof data.pipeTo === "function") {
    return new Promise((resolve, reject) => {
      const chunks = [];
      data.pipeTo(
        new WritableStream({
          write(chunk) {
            chunks.push(chunk);
          },
          close() {
            resolve(Buffer.concat(chunks));
          },
          abort(reason) {
            reject(reason);
          }
        })
      ).catch(reject);
    });
  }
  if ("pipe" in data && typeof data.pipe === "function") {
    return new Promise((resolve, reject) => {
      const chunks = [];
      data.on("data", (chunk) => {
        chunks.push(chunk);
      }).on("end", () => {
        resolve(Buffer.concat(chunks));
      }).on("error", reject);
    });
  }
  return Buffer.from(data);
}