"use strict";
/* Socket Lib - Built with esbuild */
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var promises_exports = {};
__export(promises_exports, {
  normalizeIterationOptions: () => normalizeIterationOptions,
  normalizeRetryOptions: () => normalizeRetryOptions,
  pEach: () => pEach,
  pEachChunk: () => pEachChunk,
  pFilter: () => pFilter,
  pFilterChunk: () => pFilterChunk,
  pRetry: () => pRetry,
  resolveRetryOptions: () => resolveRetryOptions
});
module.exports = __toCommonJS(promises_exports);
var import_core = require("./constants/core");
var import_process = require("./constants/process");
var import_arrays = require("./arrays");
const abortSignal = (0, import_process.getAbortSignal)();
let _timers;
// @__NO_SIDE_EFFECTS__
function getTimers() {
  if (_timers === void 0) {
    _timers = require("node:timers/promises");
  }
  return _timers;
}
// @__NO_SIDE_EFFECTS__
function normalizeIterationOptions(options) {
  const opts = typeof options === "number" ? { concurrency: options } : options;
  const {
    // The number of concurrent executions performed at one time.
    concurrency = 1,
    // Retries as a number or options object.
    retries,
    // AbortSignal used to support cancellation.
    signal = abortSignal
  } = { __proto__: null, ...opts };
  const normalizedConcurrency = Math.max(1, concurrency);
  const retryOpts = /* @__PURE__ */ resolveRetryOptions(retries);
  return {
    __proto__: null,
    concurrency: normalizedConcurrency,
    retries: /* @__PURE__ */ normalizeRetryOptions({ signal, ...retryOpts }),
    signal
  };
}
// @__NO_SIDE_EFFECTS__
function normalizeRetryOptions(options) {
  const resolved = /* @__PURE__ */ resolveRetryOptions(options);
  const {
    // Arguments to pass to the callback function.
    args = [],
    // Multiplier for exponential backoff (e.g., 2 doubles delay each retry).
    backoffFactor = 2,
    // Initial delay before the first retry (in milliseconds).
    baseDelayMs = 200,
    // Whether to apply randomness to spread out retries.
    jitter = true,
    // Upper limit for any backoff delay (in milliseconds).
    maxDelayMs = 1e4,
    // Optional callback invoked on each retry attempt:
    // (attempt: number, error: unknown, delay: number) => void
    onRetry,
    // Whether onRetry can cancel retries by returning `false`.
    onRetryCancelOnFalse = false,
    // Whether onRetry will rethrow errors.
    onRetryRethrow = false,
    // Number of retry attempts (0 = no retries, only initial attempt).
    retries = 0,
    // AbortSignal used to support cancellation.
    signal = abortSignal
  } = resolved;
  return {
    args,
    backoffFactor,
    baseDelayMs,
    jitter,
    maxDelayMs,
    onRetry,
    onRetryCancelOnFalse,
    onRetryRethrow,
    retries,
    signal
  };
}
// @__NO_SIDE_EFFECTS__
async function pEach(array, callbackFn, options) {
  const iterOpts = /* @__PURE__ */ normalizeIterationOptions(options);
  const { concurrency, retries, signal } = iterOpts;
  const chunks = (0, import_arrays.arrayChunk)(array, concurrency);
  for (const chunk of chunks) {
    if (signal?.aborted) {
      return;
    }
    await Promise.allSettled(
      chunk.map(
        (item) => /* @__PURE__ */ pRetry((...args) => callbackFn(args[0]), {
          ...retries,
          args: [item],
          signal
        })
      )
    );
  }
}
// @__NO_SIDE_EFFECTS__
async function pFilter(array, callbackFn, options) {
  const iterOpts = /* @__PURE__ */ normalizeIterationOptions(options);
  return (await /* @__PURE__ */ pFilterChunk(
    (0, import_arrays.arrayChunk)(array, iterOpts.concurrency),
    callbackFn,
    iterOpts.retries
  )).flat();
}
// @__NO_SIDE_EFFECTS__
async function pEachChunk(array, callbackFn, options) {
  const { chunkSize = 100, ...retryOpts } = options || {};
  const chunks = (0, import_arrays.arrayChunk)(array, chunkSize);
  const normalizedRetryOpts = /* @__PURE__ */ normalizeRetryOptions(retryOpts);
  const { signal } = normalizedRetryOpts;
  for (const chunk of chunks) {
    if (signal?.aborted) {
      return;
    }
    await /* @__PURE__ */ pRetry((...args) => callbackFn(args[0]), {
      ...normalizedRetryOpts,
      args: [chunk]
    });
  }
}
// @__NO_SIDE_EFFECTS__
async function pFilterChunk(chunks, callbackFn, options) {
  const retryOpts = /* @__PURE__ */ normalizeRetryOptions(options);
  const { signal } = retryOpts;
  const { length } = chunks;
  const filteredChunks = Array(length);
  for (let i = 0; i < length; i += 1) {
    if (signal?.aborted) {
      filteredChunks[i] = [];
    } else {
      const chunk = chunks[i];
      const settled = await Promise.allSettled(
        chunk.map(
          (value) => /* @__PURE__ */ pRetry((...args) => callbackFn(args[0]), {
            ...retryOpts,
            args: [value]
          })
        )
      );
      const predicateResults = settled.map(
        (r) => r.status === "fulfilled" ? r.value : false
      );
      filteredChunks[i] = chunk.filter((_v, i2) => predicateResults[i2]);
    }
  }
  return filteredChunks;
}
// @__NO_SIDE_EFFECTS__
async function pRetry(callbackFn, options) {
  const {
    args,
    backoffFactor,
    baseDelayMs,
    jitter,
    maxDelayMs,
    onRetry,
    onRetryCancelOnFalse,
    onRetryRethrow,
    retries,
    signal
  } = /* @__PURE__ */ normalizeRetryOptions(options);
  if (signal?.aborted) {
    return void 0;
  }
  if (retries === 0) {
    return await callbackFn(...args || [], { signal });
  }
  const timers = /* @__PURE__ */ getTimers();
  let attempts = retries;
  let delay = baseDelayMs;
  let error = import_core.UNDEFINED_TOKEN;
  while (attempts-- >= 0) {
    if (signal?.aborted) {
      return void 0;
    }
    try {
      return await callbackFn(...args || [], { signal });
    } catch (e) {
      if (error === import_core.UNDEFINED_TOKEN) {
        error = e;
      }
      if (attempts < 0) {
        break;
      }
      let waitTime = delay;
      if (jitter) {
        waitTime += Math.floor(Math.random() * delay);
      }
      waitTime = Math.min(waitTime, maxDelayMs);
      if (typeof onRetry === "function") {
        try {
          const result = onRetry(retries - attempts, e, waitTime);
          if (result === false && onRetryCancelOnFalse) {
            break;
          }
          if (typeof result === "number" && result >= 0) {
            waitTime = Math.min(result, maxDelayMs);
          }
        } catch (e2) {
          if (onRetryRethrow) {
            throw e2;
          }
        }
      }
      try {
        await timers.setTimeout(waitTime, void 0, { signal });
      } catch {
        return void 0;
      }
      if (signal?.aborted) {
        return void 0;
      }
      delay = Math.min(delay * backoffFactor, maxDelayMs);
    }
  }
  if (error !== import_core.UNDEFINED_TOKEN) {
    throw error;
  }
  return void 0;
}
// @__NO_SIDE_EFFECTS__
function resolveRetryOptions(options) {
  const defaults = {
    __proto__: null,
    retries: 0,
    baseDelayMs: 200,
    maxDelayMs: 1e4,
    backoffFactor: 2
  };
  if (typeof options === "number") {
    return { ...defaults, retries: options };
  }
  return options ? { ...defaults, ...options } : defaults;
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  normalizeIterationOptions,
  normalizeRetryOptions,
  pEach,
  pEachChunk,
  pFilter,
  pFilterChunk,
  pRetry,
  resolveRetryOptions
});
