enlarge-file-upload/dist/upload.js

A tool for chunked file upload with concurrency control.

/*! For license information please see upload.js.LICENSE.txt */
!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e(require("axios")):"function"==typeof define&&define.amd?define(["axios"],e):"object"==typeof exports?exports.fileUploader=e(require("axios")):t.fileUploader=e(t.axios)}(this,(t=>(()=>{"use strict";var e={724:(t,e,n)=>{n.r(e),n.d(e,{checker:()=>K,createUploader:()=>J,utils:()=>h});var r=n(674),o=n.n(r);function a(t){return a="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},a(t)}function i(){i=function(){return e};var t,e={},n=Object.prototype,r=n.hasOwnProperty,o=Object.defineProperty||function(t,e,n){t[e]=n.value},s="function"==typeof Symbol?Symbol:{},c=s.iterator||"@@iterator",h=s.asyncIterator||"@@asyncIterator",u=s.toStringTag||"@@toStringTag";function f(t,e,n){return Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}),t[e]}try{f({},"")}catch(t){f=function(t,e,n){return t[e]=n}}function l(t,e,n,r){var a=e&&e.prototype instanceof m?e:m,i=Object.create(a.prototype),s=new L(r||[]);return o(i,"_invoke",{value:_(t,n,s)}),i}function p(t,e,n){try{return{type:"normal",arg:t.call(e,n)}}catch(t){return{type:"throw",arg:t}}}e.wrap=l;var d="suspendedStart",y="suspendedYield",v="executing",b="completed",x={};function m(){}function g(){}function w(){}var k={};f(k,c,(function(){return this}));var S=Object.getPrototypeOf,E=S&&S(S(M([])));E&&E!==n&&r.call(E,c)&&(k=E);var H=w.prototype=m.prototype=Object.create(k);function A(t){["next","throw","return"].forEach((function(e){f(t,e,(function(t){return this._invoke(e,t)}))}))}function F(t,e){function n(o,i,s,c){var h=p(t[o],t,i);if("throw"!==h.type){var u=h.arg,f=u.value;return f&&"object"==a(f)&&r.call(f,"__await")?e.resolve(f.__await).then((function(t){n("next",t,s,c)}),(function(t){n("throw",t,s,c)})):e.resolve(f).then((function(t){u.value=t,s(u)}),(function(t){return n("throw",t,s,c)}))}c(h.arg)}var i;o(this,"_invoke",{value:function(t,r){function o(){return new e((function(e,o){n(t,r,e,o)}))}return i=i?i.then(o,o):o()}})}function _(e,n,r){var o=d;return function(a,i){if(o===v)throw Error("Generator is already running");if(o===b){if("throw"===a)throw i;return{value:t,done:!0}}for(r.method=a,r.arg=i;;){var s=r.delegate;if(s){var c=O(s,r);if(c){if(c===x)continue;return c}}if("next"===r.method)r.sent=r._sent=r.arg;else if("throw"===r.method){if(o===d)throw o=b,r.arg;r.dispatchException(r.arg)}else"return"===r.method&&r.abrupt("return",r.arg);o=v;var h=p(e,n,r);if("normal"===h.type){if(o=r.done?b:y,h.arg===x)continue;return{value:h.arg,done:r.done}}"throw"===h.type&&(o=b,r.method="throw",r.arg=h.arg)}}}function O(e,n){var r=n.method,o=e.iterator[r];if(o===t)return n.delegate=null,"throw"===r&&e.iterator.return&&(n.method="return",n.arg=t,O(e,n),"throw"===n.method)||"return"!==r&&(n.method="throw",n.arg=new TypeError("The iterator does not provide a '"+r+"' method")),x;var a=p(o,e.iterator,n.arg);if("throw"===a.type)return n.method="throw",n.arg=a.arg,n.delegate=null,x;var i=a.arg;return i?i.done?(n[e.resultName]=i.value,n.next=e.nextLoc,"return"!==n.method&&(n.method="next",n.arg=t),n.delegate=null,x):i:(n.method="throw",n.arg=new TypeError("iterator result is not an object"),n.delegate=null,x)}function j(t){var e={tryLoc:t[0]};1 in t&&(e.catchLoc=t[1]),2 in t&&(e.finallyLoc=t[2],e.afterLoc=t[3]),this.tryEntries.push(e)}function R(t){var e=t.completion||{};e.type="normal",delete e.arg,t.completion=e}function L(t){this.tryEntries=[{tryLoc:"root"}],t.forEach(j,this),this.reset(!0)}function M(e){if(e||""===e){var n=e[c];if(n)return n.call(e);if("function"==typeof e.next)return e;if(!isNaN(e.length)){var o=-1,i=function n(){for(;++o<e.length;)if(r.call(e,o))return n.value=e[o],n.done=!1,n;return n.value=t,n.done=!0,n};return i.next=i}}throw new TypeError(a(e)+" is not iterable")}return g.prototype=w,o(H,"constructor",{value:w,configurable:!0}),o(w,"constructor",{value:g,configurable:!0}),g.displayName=f(w,u,"GeneratorFunction"),e.isGeneratorFunction=function(t){var e="function"==typeof t&&t.constructor;return!!e&&(e===g||"GeneratorFunction"===(e.displayName||e.name))},e.mark=function(t){return Object.setPrototypeOf?Object.setPrototypeOf(t,w):(t.__proto__=w,f(t,u,"GeneratorFunction")),t.prototype=Object.create(H),t},e.awrap=function(t){return{__await:t}},A(F.prototype),f(F.prototype,h,(function(){return this})),e.AsyncIterator=F,e.async=function(t,n,r,o,a){void 0===a&&(a=Promise);var i=new F(l(t,n,r,o),a);return e.isGeneratorFunction(n)?i:i.next().then((function(t){return t.done?t.value:i.next()}))},A(H),f(H,u,"Generator"),f(H,c,(function(){return this})),f(H,"toString",(function(){return"[object Generator]"})),e.keys=function(t){var e=Object(t),n=[];for(var r in e)n.push(r);return n.reverse(),function t(){for(;n.length;){var r=n.pop();if(r in e)return t.value=r,t.done=!1,t}return t.done=!0,t}},e.values=M,L.prototype={constructor:L,reset:function(e){if(this.prev=0,this.next=0,this.sent=this._sent=t,this.done=!1,this.delegate=null,this.method="next",this.arg=t,this.tryEntries.forEach(R),!e)for(var n in this)"t"===n.charAt(0)&&r.call(this,n)&&!isNaN(+n.slice(1))&&(this[n]=t)},stop:function(){this.done=!0;var t=this.tryEntries[0].completion;if("throw"===t.type)throw t.arg;return this.rval},dispatchException:function(e){if(this.done)throw e;var n=this;function o(r,o){return s.type="throw",s.arg=e,n.next=r,o&&(n.method="next",n.arg=t),!!o}for(var a=this.tryEntries.length-1;a>=0;--a){var i=this.tryEntries[a],s=i.completion;if("root"===i.tryLoc)return o("end");if(i.tryLoc<=this.prev){var c=r.call(i,"catchLoc"),h=r.call(i,"finallyLoc");if(c&&h){if(this.prev<i.catchLoc)return o(i.catchLoc,!0);if(this.prev<i.finallyLoc)return o(i.finallyLoc)}else if(c){if(this.prev<i.catchLoc)return o(i.catchLoc,!0)}else{if(!h)throw Error("try statement without catch or finally");if(this.prev<i.finallyLoc)return o(i.finallyLoc)}}}},abrupt:function(t,e){for(var n=this.tryEntries.length-1;n>=0;--n){var o=this.tryEntries[n];if(o.tryLoc<=this.prev&&r.call(o,"finallyLoc")&&this.prev<o.finallyLoc){var a=o;break}}a&&("break"===t||"continue"===t)&&a.tryLoc<=e&&e<=a.finallyLoc&&(a=null);var i=a?a.completion:{};return i.type=t,i.arg=e,a?(this.method="next",this.next=a.finallyLoc,x):this.complete(i)},complete:function(t,e){if("throw"===t.type)throw t.arg;return"break"===t.type||"continue"===t.type?this.next=t.arg:"return"===t.type?(this.rval=this.arg=t.arg,this.method="return",this.next="end"):"normal"===t.type&&e&&(this.next=e),x},finish:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.finallyLoc===t)return this.complete(n.completion,n.afterLoc),R(n),x}},catch:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.tryLoc===t){var r=n.completion;if("throw"===r.type){var o=r.arg;R(n)}return o}}throw Error("illegal catch attempt")},delegateYield:function(e,n,r){return this.delegate={iterator:M(e),resultName:n,nextLoc:r},"next"===this.method&&(this.arg=t),x}},e}function s(t,e,n,r,o,a,i){try{var s=t[a](i),c=s.value}catch(t){return void n(t)}s.done?e(c):Promise.resolve(c).then(r,o)}function c(){var t;return t=i().mark((function t(e,n){var r,o=arguments;return i().wrap((function(t){for(;;)switch(t.prev=t.next){case 0:return r=o.length>2&&void 0!==o[2]?o[2]:5242880,t.abrupt("return",new Promise((function(t,o){var a=sha256.create(),i=new FileReader,s=0;function c(){var t=e.slice(s,s+r);i.readAsArrayBuffer(t)}i.onerror=function(){return o(i.error)},i.onload=function(r){var o=new Uint8Array(r.target.result);a.update(o),s+=o.length,n&&n(s/e.size*100),s<e.size?c():t(a.hex())},c()})));case 2:case"end":return t.stop()}}),t)})),c=function(){var e=this,n=arguments;return new Promise((function(r,o){var a=t.apply(e,n);function i(t){s(a,r,o,i,c,"next",t)}function c(t){s(a,r,o,i,c,"throw",t)}i(void 0)}))},c.apply(this,arguments)}const h={computeFileHashDirect:function(t,e){return c.apply(this,arguments)},computeFileHashWorkers:function(t,e){return t+e}},u="function _typeof(o) { \"@babel/helpers - typeof\"; return _typeof = \"function\" == typeof Symbol && \"symbol\" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && \"function\" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? \"symbol\" : typeof o; }, _typeof(o); }\n/**\n * [js-sha256]{@link https://github.com/emn178/js-sha256}\n *\n * @version 0.9.0\n * @author Chen, Yi-Cyuan [emn178@gmail.com]\n * @copyright Chen, Yi-Cyuan 2014-2017\n * @license MIT\n */\n/*jslint bitwise: true */\n(function () {\n  'use strict';\n\n  var ERROR = 'input is invalid type';\n  var WINDOW = (typeof window === \"undefined\" ? \"undefined\" : _typeof(window)) === 'object';\n  var root = WINDOW ? window : {};\n  if (root.JS_SHA256_NO_WINDOW) {\n    WINDOW = false;\n  }\n  var WEB_WORKER = !WINDOW && (typeof self === \"undefined\" ? \"undefined\" : _typeof(self)) === 'object';\n  var NODE_JS = !root.JS_SHA256_NO_NODE_JS && (typeof process === \"undefined\" ? \"undefined\" : _typeof(process)) === 'object' && process.versions && process.versions.node;\n  if (NODE_JS) {\n    root = global;\n  } else if (WEB_WORKER) {\n    root = self;\n  }\n  var COMMON_JS = !root.JS_SHA256_NO_COMMON_JS && (typeof module === \"undefined\" ? \"undefined\" : _typeof(module)) === 'object' && module.exports;\n  var AMD = typeof define === 'function' && define.amd;\n  var ARRAY_BUFFER = !root.JS_SHA256_NO_ARRAY_BUFFER && typeof ArrayBuffer !== 'undefined';\n  var HEX_CHARS = '0123456789abcdef'.split('');\n  var EXTRA = [-2147483648, 8388608, 32768, 128];\n  var SHIFT = [24, 16, 8, 0];\n  var K = [0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2];\n  var OUTPUT_TYPES = ['hex', 'array', 'digest', 'arrayBuffer'];\n  var blocks = [];\n  if (root.JS_SHA256_NO_NODE_JS || !Array.isArray) {\n    Array.isArray = function (obj) {\n      return Object.prototype.toString.call(obj) === '[object Array]';\n    };\n  }\n  if (ARRAY_BUFFER && (root.JS_SHA256_NO_ARRAY_BUFFER_IS_VIEW || !ArrayBuffer.isView)) {\n    ArrayBuffer.isView = function (obj) {\n      return _typeof(obj) === 'object' && obj.buffer && obj.buffer.constructor === ArrayBuffer;\n    };\n  }\n  var createOutputMethod = function createOutputMethod(outputType, is224) {\n    return function (message) {\n      return new Sha256(is224, true).update(message)[outputType]();\n    };\n  };\n  var createMethod = function createMethod(is224) {\n    var method = createOutputMethod('hex', is224);\n    if (NODE_JS) {\n      method = nodeWrap(method, is224);\n    }\n    method.create = function () {\n      return new Sha256(is224);\n    };\n    method.update = function (message) {\n      return method.create().update(message);\n    };\n    for (var i = 0; i < OUTPUT_TYPES.length; ++i) {\n      var type = OUTPUT_TYPES[i];\n      method[type] = createOutputMethod(type, is224);\n    }\n    return method;\n  };\n  var nodeWrap = function nodeWrap(method, is224) {\n    var crypto = eval(\"require('crypto')\");\n    var Buffer = eval(\"require('buffer').Buffer\");\n    var algorithm = is224 ? 'sha224' : 'sha256';\n    var nodeMethod = function nodeMethod(message) {\n      if (typeof message === 'string') {\n        return crypto.createHash(algorithm).update(message, 'utf8').digest('hex');\n      } else {\n        if (message === null || message === undefined) {\n          throw new Error(ERROR);\n        } else if (message.constructor === ArrayBuffer) {\n          message = new Uint8Array(message);\n        }\n      }\n      if (Array.isArray(message) || ArrayBuffer.isView(message) || message.constructor === Buffer) {\n        return crypto.createHash(algorithm).update(new Buffer(message)).digest('hex');\n      } else {\n        return method(message);\n      }\n    };\n    return nodeMethod;\n  };\n  var createHmacOutputMethod = function createHmacOutputMethod(outputType, is224) {\n    return function (key, message) {\n      return new HmacSha256(key, is224, true).update(message)[outputType]();\n    };\n  };\n  var createHmacMethod = function createHmacMethod(is224) {\n    var method = createHmacOutputMethod('hex', is224);\n    method.create = function (key) {\n      return new HmacSha256(key, is224);\n    };\n    method.update = function (key, message) {\n      return method.create(key).update(message);\n    };\n    for (var i = 0; i < OUTPUT_TYPES.length; ++i) {\n      var type = OUTPUT_TYPES[i];\n      method[type] = createHmacOutputMethod(type, is224);\n    }\n    return method;\n  };\n  function Sha256(is224, sharedMemory) {\n    if (sharedMemory) {\n      blocks[0] = blocks[16] = blocks[1] = blocks[2] = blocks[3] = blocks[4] = blocks[5] = blocks[6] = blocks[7] = blocks[8] = blocks[9] = blocks[10] = blocks[11] = blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0;\n      this.blocks = blocks;\n    } else {\n      this.blocks = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];\n    }\n    if (is224) {\n      this.h0 = 0xc1059ed8;\n      this.h1 = 0x367cd507;\n      this.h2 = 0x3070dd17;\n      this.h3 = 0xf70e5939;\n      this.h4 = 0xffc00b31;\n      this.h5 = 0x68581511;\n      this.h6 = 0x64f98fa7;\n      this.h7 = 0xbefa4fa4;\n    } else {\n      // 256\n      this.h0 = 0x6a09e667;\n      this.h1 = 0xbb67ae85;\n      this.h2 = 0x3c6ef372;\n      this.h3 = 0xa54ff53a;\n      this.h4 = 0x510e527f;\n      this.h5 = 0x9b05688c;\n      this.h6 = 0x1f83d9ab;\n      this.h7 = 0x5be0cd19;\n    }\n    this.block = this.start = this.bytes = this.hBytes = 0;\n    this.finalized = this.hashed = false;\n    this.first = true;\n    this.is224 = is224;\n  }\n  Sha256.prototype.update = function (message) {\n    if (this.finalized) {\n      return;\n    }\n    var notString,\n      type = _typeof(message);\n    if (type !== 'string') {\n      if (type === 'object') {\n        if (message === null) {\n          throw new Error(ERROR);\n        } else if (ARRAY_BUFFER && message.constructor === ArrayBuffer) {\n          message = new Uint8Array(message);\n        } else if (!Array.isArray(message)) {\n          if (!ARRAY_BUFFER || !ArrayBuffer.isView(message)) {\n            throw new Error(ERROR);\n          }\n        }\n      } else {\n        throw new Error(ERROR);\n      }\n      notString = true;\n    }\n    var code,\n      index = 0,\n      i,\n      length = message.length,\n      blocks = this.blocks;\n    while (index < length) {\n      if (this.hashed) {\n        this.hashed = false;\n        blocks[0] = this.block;\n        blocks[16] = blocks[1] = blocks[2] = blocks[3] = blocks[4] = blocks[5] = blocks[6] = blocks[7] = blocks[8] = blocks[9] = blocks[10] = blocks[11] = blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0;\n      }\n      if (notString) {\n        for (i = this.start; index < length && i < 64; ++index) {\n          blocks[i >> 2] |= message[index] << SHIFT[i++ & 3];\n        }\n      } else {\n        for (i = this.start; index < length && i < 64; ++index) {\n          code = message.charCodeAt(index);\n          if (code < 0x80) {\n            blocks[i >> 2] |= code << SHIFT[i++ & 3];\n          } else if (code < 0x800) {\n            blocks[i >> 2] |= (0xc0 | code >> 6) << SHIFT[i++ & 3];\n            blocks[i >> 2] |= (0x80 | code & 0x3f) << SHIFT[i++ & 3];\n          } else if (code < 0xd800 || code >= 0xe000) {\n            blocks[i >> 2] |= (0xe0 | code >> 12) << SHIFT[i++ & 3];\n            blocks[i >> 2] |= (0x80 | code >> 6 & 0x3f) << SHIFT[i++ & 3];\n            blocks[i >> 2] |= (0x80 | code & 0x3f) << SHIFT[i++ & 3];\n          } else {\n            code = 0x10000 + ((code & 0x3ff) << 10 | message.charCodeAt(++index) & 0x3ff);\n            blocks[i >> 2] |= (0xf0 | code >> 18) << SHIFT[i++ & 3];\n            blocks[i >> 2] |= (0x80 | code >> 12 & 0x3f) << SHIFT[i++ & 3];\n            blocks[i >> 2] |= (0x80 | code >> 6 & 0x3f) << SHIFT[i++ & 3];\n            blocks[i >> 2] |= (0x80 | code & 0x3f) << SHIFT[i++ & 3];\n          }\n        }\n      }\n      this.lastByteIndex = i;\n      this.bytes += i - this.start;\n      if (i >= 64) {\n        this.block = blocks[16];\n        this.start = i - 64;\n        this.hash();\n        this.hashed = true;\n      } else {\n        this.start = i;\n      }\n    }\n    if (this.bytes > 4294967295) {\n      this.hBytes += this.bytes / 4294967296 << 0;\n      this.bytes = this.bytes % 4294967296;\n    }\n    return this;\n  };\n  Sha256.prototype.finalize = function () {\n    if (this.finalized) {\n      return;\n    }\n    this.finalized = true;\n    var blocks = this.blocks,\n      i = this.lastByteIndex;\n    blocks[16] = this.block;\n    blocks[i >> 2] |= EXTRA[i & 3];\n    this.block = blocks[16];\n    if (i >= 56) {\n      if (!this.hashed) {\n        this.hash();\n      }\n      blocks[0] = this.block;\n      blocks[16] = blocks[1] = blocks[2] = blocks[3] = blocks[4] = blocks[5] = blocks[6] = blocks[7] = blocks[8] = blocks[9] = blocks[10] = blocks[11] = blocks[12] = blocks[13] = blocks[14] = blocks[15] = 0;\n    }\n    blocks[14] = this.hBytes << 3 | this.bytes >>> 29;\n    blocks[15] = this.bytes << 3;\n    this.hash();\n  };\n  Sha256.prototype.hash = function () {\n    var a = this.h0,\n      b = this.h1,\n      c = this.h2,\n      d = this.h3,\n      e = this.h4,\n      f = this.h5,\n      g = this.h6,\n      h = this.h7,\n      blocks = this.blocks,\n      j,\n      s0,\n      s1,\n      maj,\n      t1,\n      t2,\n      ch,\n      ab,\n      da,\n      cd,\n      bc;\n    for (j = 16; j < 64; ++j) {\n      // rightrotate\n      t1 = blocks[j - 15];\n      s0 = (t1 >>> 7 | t1 << 25) ^ (t1 >>> 18 | t1 << 14) ^ t1 >>> 3;\n      t1 = blocks[j - 2];\n      s1 = (t1 >>> 17 | t1 << 15) ^ (t1 >>> 19 | t1 << 13) ^ t1 >>> 10;\n      blocks[j] = blocks[j - 16] + s0 + blocks[j - 7] + s1 << 0;\n    }\n    bc = b & c;\n    for (j = 0; j < 64; j += 4) {\n      if (this.first) {\n        if (this.is224) {\n          ab = 300032;\n          t1 = blocks[0] - 1413257819;\n          h = t1 - 150054599 << 0;\n          d = t1 + 24177077 << 0;\n        } else {\n          ab = 704751109;\n          t1 = blocks[0] - 210244248;\n          h = t1 - 1521486534 << 0;\n          d = t1 + 143694565 << 0;\n        }\n        this.first = false;\n      } else {\n        s0 = (a >>> 2 | a << 30) ^ (a >>> 13 | a << 19) ^ (a >>> 22 | a << 10);\n        s1 = (e >>> 6 | e << 26) ^ (e >>> 11 | e << 21) ^ (e >>> 25 | e << 7);\n        ab = a & b;\n        maj = ab ^ a & c ^ bc;\n        ch = e & f ^ ~e & g;\n        t1 = h + s1 + ch + K[j] + blocks[j];\n        t2 = s0 + maj;\n        h = d + t1 << 0;\n        d = t1 + t2 << 0;\n      }\n      s0 = (d >>> 2 | d << 30) ^ (d >>> 13 | d << 19) ^ (d >>> 22 | d << 10);\n      s1 = (h >>> 6 | h << 26) ^ (h >>> 11 | h << 21) ^ (h >>> 25 | h << 7);\n      da = d & a;\n      maj = da ^ d & b ^ ab;\n      ch = h & e ^ ~h & f;\n      t1 = g + s1 + ch + K[j + 1] + blocks[j + 1];\n      t2 = s0 + maj;\n      g = c + t1 << 0;\n      c = t1 + t2 << 0;\n      s0 = (c >>> 2 | c << 30) ^ (c >>> 13 | c << 19) ^ (c >>> 22 | c << 10);\n      s1 = (g >>> 6 | g << 26) ^ (g >>> 11 | g << 21) ^ (g >>> 25 | g << 7);\n      cd = c & d;\n      maj = cd ^ c & a ^ da;\n      ch = g & h ^ ~g & e;\n      t1 = f + s1 + ch + K[j + 2] + blocks[j + 2];\n      t2 = s0 + maj;\n      f = b + t1 << 0;\n      b = t1 + t2 << 0;\n      s0 = (b >>> 2 | b << 30) ^ (b >>> 13 | b << 19) ^ (b >>> 22 | b << 10);\n      s1 = (f >>> 6 | f << 26) ^ (f >>> 11 | f << 21) ^ (f >>> 25 | f << 7);\n      bc = b & c;\n      maj = bc ^ b & d ^ cd;\n      ch = f & g ^ ~f & h;\n      t1 = e + s1 + ch + K[j + 3] + blocks[j + 3];\n      t2 = s0 + maj;\n      e = a + t1 << 0;\n      a = t1 + t2 << 0;\n    }\n    this.h0 = this.h0 + a << 0;\n    this.h1 = this.h1 + b << 0;\n    this.h2 = this.h2 + c << 0;\n    this.h3 = this.h3 + d << 0;\n    this.h4 = this.h4 + e << 0;\n    this.h5 = this.h5 + f << 0;\n    this.h6 = this.h6 + g << 0;\n    this.h7 = this.h7 + h << 0;\n  };\n  Sha256.prototype.hex = function () {\n    this.finalize();\n    var h0 = this.h0,\n      h1 = this.h1,\n      h2 = this.h2,\n      h3 = this.h3,\n      h4 = this.h4,\n      h5 = this.h5,\n      h6 = this.h6,\n      h7 = this.h7;\n    var hex = HEX_CHARS[h0 >> 28 & 0x0F] + HEX_CHARS[h0 >> 24 & 0x0F] + HEX_CHARS[h0 >> 20 & 0x0F] + HEX_CHARS[h0 >> 16 & 0x0F] + HEX_CHARS[h0 >> 12 & 0x0F] + HEX_CHARS[h0 >> 8 & 0x0F] + HEX_CHARS[h0 >> 4 & 0x0F] + HEX_CHARS[h0 & 0x0F] + HEX_CHARS[h1 >> 28 & 0x0F] + HEX_CHARS[h1 >> 24 & 0x0F] + HEX_CHARS[h1 >> 20 & 0x0F] + HEX_CHARS[h1 >> 16 & 0x0F] + HEX_CHARS[h1 >> 12 & 0x0F] + HEX_CHARS[h1 >> 8 & 0x0F] + HEX_CHARS[h1 >> 4 & 0x0F] + HEX_CHARS[h1 & 0x0F] + HEX_CHARS[h2 >> 28 & 0x0F] + HEX_CHARS[h2 >> 24 & 0x0F] + HEX_CHARS[h2 >> 20 & 0x0F] + HEX_CHARS[h2 >> 16 & 0x0F] + HEX_CHARS[h2 >> 12 & 0x0F] + HEX_CHARS[h2 >> 8 & 0x0F] + HEX_CHARS[h2 >> 4 & 0x0F] + HEX_CHARS[h2 & 0x0F] + HEX_CHARS[h3 >> 28 & 0x0F] + HEX_CHARS[h3 >> 24 & 0x0F] + HEX_CHARS[h3 >> 20 & 0x0F] + HEX_CHARS[h3 >> 16 & 0x0F] + HEX_CHARS[h3 >> 12 & 0x0F] + HEX_CHARS[h3 >> 8 & 0x0F] + HEX_CHARS[h3 >> 4 & 0x0F] + HEX_CHARS[h3 & 0x0F] + HEX_CHARS[h4 >> 28 & 0x0F] + HEX_CHARS[h4 >> 24 & 0x0F] + HEX_CHARS[h4 >> 20 & 0x0F] + HEX_CHARS[h4 >> 16 & 0x0F] + HEX_CHARS[h4 >> 12 & 0x0F] + HEX_CHARS[h4 >> 8 & 0x0F] + HEX_CHARS[h4 >> 4 & 0x0F] + HEX_CHARS[h4 & 0x0F] + HEX_CHARS[h5 >> 28 & 0x0F] + HEX_CHARS[h5 >> 24 & 0x0F] + HEX_CHARS[h5 >> 20 & 0x0F] + HEX_CHARS[h5 >> 16 & 0x0F] + HEX_CHARS[h5 >> 12 & 0x0F] + HEX_CHARS[h5 >> 8 & 0x0F] + HEX_CHARS[h5 >> 4 & 0x0F] + HEX_CHARS[h5 & 0x0F] + HEX_CHARS[h6 >> 28 & 0x0F] + HEX_CHARS[h6 >> 24 & 0x0F] + HEX_CHARS[h6 >> 20 & 0x0F] + HEX_CHARS[h6 >> 16 & 0x0F] + HEX_CHARS[h6 >> 12 & 0x0F] + HEX_CHARS[h6 >> 8 & 0x0F] + HEX_CHARS[h6 >> 4 & 0x0F] + HEX_CHARS[h6 & 0x0F];\n    if (!this.is224) {\n      hex += HEX_CHARS[h7 >> 28 & 0x0F] + HEX_CHARS[h7 >> 24 & 0x0F] + HEX_CHARS[h7 >> 20 & 0x0F] + HEX_CHARS[h7 >> 16 & 0x0F] + HEX_CHARS[h7 >> 12 & 0x0F] + HEX_CHARS[h7 >> 8 & 0x0F] + HEX_CHARS[h7 >> 4 & 0x0F] + HEX_CHARS[h7 & 0x0F];\n    }\n    return hex;\n  };\n  Sha256.prototype.toString = Sha256.prototype.hex;\n  Sha256.prototype.digest = function () {\n    this.finalize();\n    var h0 = this.h0,\n      h1 = this.h1,\n      h2 = this.h2,\n      h3 = this.h3,\n      h4 = this.h4,\n      h5 = this.h5,\n      h6 = this.h6,\n      h7 = this.h7;\n    var arr = [h0 >> 24 & 0xFF, h0 >> 16 & 0xFF, h0 >> 8 & 0xFF, h0 & 0xFF, h1 >> 24 & 0xFF, h1 >> 16 & 0xFF, h1 >> 8 & 0xFF, h1 & 0xFF, h2 >> 24 & 0xFF, h2 >> 16 & 0xFF, h2 >> 8 & 0xFF, h2 & 0xFF, h3 >> 24 & 0xFF, h3 >> 16 & 0xFF, h3 >> 8 & 0xFF, h3 & 0xFF, h4 >> 24 & 0xFF, h4 >> 16 & 0xFF, h4 >> 8 & 0xFF, h4 & 0xFF, h5 >> 24 & 0xFF, h5 >> 16 & 0xFF, h5 >> 8 & 0xFF, h5 & 0xFF, h6 >> 24 & 0xFF, h6 >> 16 & 0xFF, h6 >> 8 & 0xFF, h6 & 0xFF];\n    if (!this.is224) {\n      arr.push(h7 >> 24 & 0xFF, h7 >> 16 & 0xFF, h7 >> 8 & 0xFF, h7 & 0xFF);\n    }\n    return arr;\n  };\n  Sha256.prototype.array = Sha256.prototype.digest;\n  Sha256.prototype.arrayBuffer = function () {\n    this.finalize();\n    var buffer = new ArrayBuffer(this.is224 ? 28 : 32);\n    var dataView = new DataView(buffer);\n    dataView.setUint32(0, this.h0);\n    dataView.setUint32(4, this.h1);\n    dataView.setUint32(8, this.h2);\n    dataView.setUint32(12, this.h3);\n    dataView.setUint32(16, this.h4);\n    dataView.setUint32(20, this.h5);\n    dataView.setUint32(24, this.h6);\n    if (!this.is224) {\n      dataView.setUint32(28, this.h7);\n    }\n    return buffer;\n  };\n  function HmacSha256(key, is224, sharedMemory) {\n    var i,\n      type = _typeof(key);\n    if (type === 'string') {\n      var bytes = [],\n        length = key.length,\n        index = 0,\n        code;\n      for (i = 0; i < length; ++i) {\n        code = key.charCodeAt(i);\n        if (code < 0x80) {\n          bytes[index++] = code;\n        } else if (code < 0x800) {\n          bytes[index++] = 0xc0 | code >> 6;\n          bytes[index++] = 0x80 | code & 0x3f;\n        } else if (code < 0xd800 || code >= 0xe000) {\n          bytes[index++] = 0xe0 | code >> 12;\n          bytes[index++] = 0x80 | code >> 6 & 0x3f;\n          bytes[index++] = 0x80 | code & 0x3f;\n        } else {\n          code = 0x10000 + ((code & 0x3ff) << 10 | key.charCodeAt(++i) & 0x3ff);\n          bytes[index++] = 0xf0 | code >> 18;\n          bytes[index++] = 0x80 | code >> 12 & 0x3f;\n          bytes[index++] = 0x80 | code >> 6 & 0x3f;\n          bytes[index++] = 0x80 | code & 0x3f;\n        }\n      }\n      key = bytes;\n    } else {\n      if (type === 'object') {\n        if (key === null) {\n          throw new Error(ERROR);\n        } else if (ARRAY_BUFFER && key.constructor === ArrayBuffer) {\n          key = new Uint8Array(key);\n        } else if (!Array.isArray(key)) {\n          if (!ARRAY_BUFFER || !ArrayBuffer.isView(key)) {\n            throw new Error(ERROR);\n          }\n        }\n      } else {\n        throw new Error(ERROR);\n      }\n    }\n    if (key.length > 64) {\n      key = new Sha256(is224, true).update(key).array();\n    }\n    var oKeyPad = [],\n      iKeyPad = [];\n    for (i = 0; i < 64; ++i) {\n      var b = key[i] || 0;\n      oKeyPad[i] = 0x5c ^ b;\n      iKeyPad[i] = 0x36 ^ b;\n    }\n    Sha256.call(this, is224, sharedMemory);\n    this.update(iKeyPad);\n    this.oKeyPad = oKeyPad;\n    this.inner = true;\n    this.sharedMemory = sharedMemory;\n  }\n  HmacSha256.prototype = new Sha256();\n  HmacSha256.prototype.finalize = function () {\n    Sha256.prototype.finalize.call(this);\n    if (this.inner) {\n      this.inner = false;\n      var innerHash = this.array();\n      Sha256.call(this, this.is224, this.sharedMemory);\n      this.update(this.oKeyPad);\n      this.update(innerHash);\n      Sha256.prototype.finalize.call(this);\n    }\n  };\n  var exports = createMethod();\n  exports.sha256 = exports;\n  exports.sha224 = createMethod(true);\n  exports.sha256.hmac = createHmacMethod();\n  exports.sha224.hmac = createHmacMethod(true);\n  if (COMMON_JS) {\n    module.exports = exports;\n  } else {\n    root.sha256 = exports.sha256;\n    root.sha224 = exports.sha224;\n    if (AMD) {\n      define(function () {\n        return exports;\n      });\n    }\n  }\n})();";function f(t){return f="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},f(t)}function l(t,e){var n="undefined"!=typeof Symbol&&t[Symbol.iterator]||t["@@iterator"];if(!n){if(Array.isArray(t)||(n=function(t,e){if(t){if("string"==typeof t)return p(t,e);var n={}.toString.call(t).slice(8,-1);return"Object"===n&&t.constructor&&(n=t.constructor.name),"Map"===n||"Set"===n?Array.from(t):"Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)?p(t,e):void 0}}(t))||e&&t&&"number"==typeof t.length){n&&(t=n);var r=0,o=function(){};return{s:o,n:function(){return r>=t.length?{done:!0}:{done:!1,value:t[r++]}},e:function(t){throw t},f:o}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var a,i=!0,s=!1;return{s:function(){n=n.call(t)},n:function(){var t=n.next();return i=t.done,t},e:function(t){s=!0,a=t},f:function(){try{i||null==n.return||n.return()}finally{if(s)throw a}}}}function p(t,e){(null==e||e>t.length)&&(e=t.length);for(var n=0,r=Array(e);n<e;n++)r[n]=t[n];return r}function d(){d=function(){return e};var t,e={},n=Object.prototype,r=n.hasOwnProperty,o=Object.defineProperty||function(t,e,n){t[e]=n.value},a="function"==typeof Symbol?Symbol:{},i=a.iterator||"@@iterator",s=a.asyncIterator||"@@asyncIterator",c=a.toStringTag||"@@toStringTag";function h(t,e,n){return Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}),t[e]}try{h({},"")}catch(t){h=function(t,e,n){return t[e]=n}}function u(t,e,n,r){var a=e&&e.prototype instanceof m?e:m,i=Object.create(a.prototype),s=new L(r||[]);return o(i,"_invoke",{value:_(t,n,s)}),i}function l(t,e,n){try{return{type:"normal",arg:t.call(e,n)}}catch(t){return{type:"throw",arg:t}}}e.wrap=u;var p="suspendedStart",y="suspendedYield",v="executing",b="completed",x={};function m(){}function g(){}function w(){}var k={};h(k,i,(function(){return this}));var S=Object.getPrototypeOf,E=S&&S(S(M([])));E&&E!==n&&r.call(E,i)&&(k=E);var H=w.prototype=m.prototype=Object.create(k);function A(t){["next","throw","return"].forEach((function(e){h(t,e,(function(t){return this._invoke(e,t)}))}))}function F(t,e){function n(o,a,i,s){var c=l(t[o],t,a);if("throw"!==c.type){var h=c.arg,u=h.value;return u&&"object"==f(u)&&r.call(u,"__await")?e.resolve(u.__await).then((function(t){n("next",t,i,s)}),(function(t){n("throw",t,i,s)})):e.resolve(u).then((function(t){h.value=t,i(h)}),(function(t){return n("throw",t,i,s)}))}s(c.arg)}var a;o(this,"_invoke",{value:function(t,r){function o(){return new e((function(e,o){n(t,r,e,o)}))}return a=a?a.then(o,o):o()}})}function _(e,n,r){var o=p;return function(a,i){if(o===v)throw Error("Generator is already running");if(o===b){if("throw"===a)throw i;return{value:t,done:!0}}for(r.method=a,r.arg=i;;){var s=r.delegate;if(s){var c=O(s,r);if(c){if(c===x)continue;return c}}if("next"===r.method)r.sent=r._sent=r.arg;else if("throw"===r.method){if(o===p)throw o=b,r.arg;r.dispatchException(r.arg)}else"return"===r.method&&r.abrupt("return",r.arg);o=v;var h=l(e,n,r);if("normal"===h.type){if(o=r.done?b:y,h.arg===x)continue;return{value:h.arg,done:r.done}}"throw"===h.type&&(o=b,r.method="throw",r.arg=h.arg)}}}function O(e,n){var r=n.method,o=e.iterator[r];if(o===t)return n.delegate=null,"throw"===r&&e.iterator.return&&(n.method="return",n.arg=t,O(e,n),"throw"===n.method)||"return"!==r&&(n.method="throw",n.arg=new TypeError("The iterator does not provide a '"+r+"' method")),x;var a=l(o,e.iterator,n.arg);if("throw"===a.type)return n.method="throw",n.arg=a.arg,n.delegate=null,x;var i=a.arg;return i?i.done?(n[e.resultName]=i.value,n.next=e.nextLoc,"return"!==n.method&&(n.method="next",n.arg=t),n.delegate=null,x):i:(n.method="throw",n.arg=new TypeError("iterator result is not an object"),n.delegate=null,x)}function j(t){var e={tryLoc:t[0]};1 in t&&(e.catchLoc=t[1]),2 in t&&(e.finallyLoc=t[2],e.afterLoc=t[3]),this.tryEntries.push(e)}function R(t){var e=t.completion||{};e.type="normal",delete e.arg,t.completion=e}function L(t){this.tryEntries=[{tryLoc:"root"}],t.forEach(j,this),this.reset(!0)}function M(e){if(e||""===e){var n=e[i];if(n)return n.call(e);if("function"==typeof e.next)return e;if(!isNaN(e.length)){var o=-1,a=function n(){for(;++o<e.length;)if(r.call(e,o))return n.value=e[o],n.done=!1,n;return n.value=t,n.done=!0,n};return a.next=a}}throw new TypeError(f(e)+" is not iterable")}return g.prototype=w,o(H,"constructor",{value:w,configurable:!0}),o(w,"constructor",{value:g,configurable:!0}),g.displayName=h(w,c,"GeneratorFunction"),e.isGeneratorFunction=function(t){var e="function"==typeof t&&t.constructor;return!!e&&(e===g||"GeneratorFunction"===(e.displayName||e.name))},e.mark=function(t){return Object.setPrototypeOf?Object.setPrototypeOf(t,w):(t.__proto__=w,h(t,c,"GeneratorFunction")),t.prototype=Object.create(H),t},e.awrap=function(t){return{__await:t}},A(F.prototype),h(F.prototype,s,(function(){return this})),e.AsyncIterator=F,e.async=function(t,n,r,o,a){void 0===a&&(a=Promise);var i=new F(u(t,n,r,o),a);return e.isGeneratorFunction(n)?i:i.next().then((function(t){return t.done?t.value:i.next()}))},A(H),h(H,c,"Generator"),h(H,i,(function(){return this})),h(H,"toString",(function(){return"[object Generator]"})),e.keys=function(t){var e=Object(t),n=[];for(var r in e)n.push(r);return n.reverse(),function t(){for(;n.length;){var r=n.pop();if(r in e)return t.value=r,t.done=!1,t}return t.done=!0,t}},e.values=M,L.prototype={constructor:L,reset:function(e){if(this.prev=0,this.next=0,this.sent=this._sent=t,this.done=!1,this.delegate=null,this.method="next",this.arg=t,this.tryEntries.forEach(R),!e)for(var n in this)"t"===n.charAt(0)&&r.call(this,n)&&!isNaN(+n.slice(1))&&(this[n]=t)},stop:function(){this.done=!0;var t=this.tryEntries[0].completion;if("throw"===t.type)throw t.arg;return this.rval},dispatchException:function(e){if(this.done)throw e;var n=this;function o(r,o){return s.type="throw",s.arg=e,n.next=r,o&&(n.method="next",n.arg=t),!!o}for(var a=this.tryEntries.length-1;a>=0;--a){var i=this.tryEntries[a],s=i.completion;if("root"===i.tryLoc)return o("end");if(i.tryLoc<=this.prev){var c=r.call(i,"catchLoc"),h=r.call(i,"finallyLoc");if(c&&h){if(this.prev<i.catchLoc)return o(i.catchLoc,!0);if(this.prev<i.finallyLoc)return o(i.finallyLoc)}else if(c){if(this.prev<i.catchLoc)return o(i.catchLoc,!0)}else{if(!h)throw Error("try statement without catch or finally");if(this.prev<i.finallyLoc)return o(i.finallyLoc)}}}},abrupt:function(t,e){for(var n=this.tryEntries.length-1;n>=0;--n){var o=this.tryEntries[n];if(o.tryLoc<=this.prev&&r.call(o,"finallyLoc")&&this.prev<o.finallyLoc){var a=o;break}}a&&("break"===t||"continue"===t)&&a.tryLoc<=e&&e<=a.finallyLoc&&(a=null);var i=a?a.completion:{};return i.type=t,i.arg=e,a?(this.method="next",this.next=a.finallyLoc,x):this.complete(i)},complete:function(t,e){if("throw"===t.type)throw t.arg;return"break"===t.type||"continue"===t.type?this.next=t.arg:"return"===t.type?(this.rval=this.arg=t.arg,this.method="return",this.next="end"):"normal"===t.type&&e&&(this.next=e),x},finish:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.finallyLoc===t)return this.complete(n.completion,n.afterLoc),R(n),x}},catch:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.tryLoc===t){var r=n.completion;if("throw"===r.type){var o=r.arg;R(n)}return o}}throw Error("illegal catch attempt")},delegateYield:function(e,n,r){return this.delegate={iterator:M(e),resultName:n,nextLoc:r},"next"===this.method&&(this.arg=t),x}},e}function y(t,e,n,r,o,a,i){try{var s=t[a](i),c=s.value}catch(t){return void n(t)}s.done?e(c):Promise.resolve(c).then(r,o)}function v(t){return function(){var e=this,n=arguments;return new Promise((function(r,o){var a=t.apply(e,n);function i(t){y(a,r,o,i,s,"next",t)}function s(t){y(a,r,o,i,s,"throw",t)}i(void 0)}))}}function b(){return x.apply(this,arguments)}function x(){return(x=v(d().mark((function t(){var e,n,r;return d().wrap((function(t){for(;;)switch(t.prev=t.next){case 0:return e=j.toString(),n="\n  const _getHashApi = ".concat(e,";\n    ").concat(u,"\n    self.onmessage = async (e) => {\n      const { slices, startIndex, customHashApi } = e.data;\n      const hashFlag = _getHashApi(customHashApi);\n      const hashes = new Map();\n\n      for (let i = 0; i < slices.length; i++) {\n        const blob = slices[i];\n        try {\n          const arrayBuffer = await blob.arrayBuffer();\n          const chunk = new Uint8Array(arrayBuffer);\n          \n          let hashHexStr;\n          if (hashFlag === 'crypto') {\n            // 使用 Web Crypto API\n            const hashBuffer = await crypto.subtle.digest('SHA-256', chunk);\n            hashHexStr = Array.from(new Uint8Array(hashBuffer))\n              .map(b => b.toString(16).padStart(2, '0'))\n              .join('');\n          } else {\n            // 使用自定义 sha256 函数\n            hashHexStr = sha256(chunk);\n          }\n          \n          hashes.set(startIndex + i, hashHexStr);\n        } catch (error) {\n          console.error('Error processing chunk:', error);\n          hashes.set(startIndex + i, 'error');\n        }\n      }\n\n      self.postMessage({ results: Array.from(hashes.entries()) });\n      self.close();\n    };\n  "),r=new Blob([n],{type:"text/javascript"}),t.abrupt("return",URL.createObjectURL(r));case 4:case"end":return t.stop()}}),t)})))).apply(this,arguments)}function m(t,e,n){return g.apply(this,arguments)}function g(){return(g=v(d().mark((function t(e,n,r){var o;return d().wrap((function(t){for(;;)switch(t.prev=t.next){case 0:return o=j.toString(),t.abrupt("return",new Promise((function(t,a){var i=URL.createObjectURL(new Blob(["\n          const _getHashApi = ".concat(o,";\n          ").concat(u,"\n          self.onmessage = async function (event) {\n            const { chunks, hashNumFlag, chunkMap, startOffset, customHashApi } = event.data;\n            const hashFlag = _getHashApi(customHashApi);\n            \n            const hashes = new Map();\n            const hashPromises = [];\n            let finalHashHex = '';\n            \n            if (hashFlag === 'crypto') {\n              // 使用 Web Crypto API\n              const allChunksData = [];\n              let index = 0;\n              \n              for (const chunk of chunks) {\n                try {\n                  const chunkBuffer = await chunk.arrayBuffer();\n                  const uint8Array = new Uint8Array(chunkBuffer);\n                  allChunksData.push(uint8Array);\n                  \n                  const angency = Array.isArray(chunkMap?.indices) && chunkMap.indices.length > 0\n                                ? chunkMap.indices.includes(Number(index))\n                                : true;\n\n                  if (hashNumFlag && chunkMap && angency) {\n                    hashPromises.push(\n                      crypto.subtle.digest('SHA-256', uint8Array).then(hashBuffer => ({\n                        index,\n                        hash: Array.from(new Uint8Array(hashBuffer))\n                          .map(b => b.toString(16).padStart(2, '0'))\n                          .join('')\n                      }))\n                    );\n                  }\n                } catch (e) {\n                  self.postMessage({ error: e });\n                  return;\n                }\n                index++;\n              }\n              \n              // 计算整体文件哈希\n              const totalLength = allChunksData.reduce((sum, arr) => sum + arr.length, 0);\n              const combined = new Uint8Array(totalLength);\n              let offset = 0;\n              for (const arr of allChunksData) {\n                combined.set(arr, offset);\n                offset += arr.length;\n              }\n              \n              const finalHashBuffer = await crypto.subtle.digest('SHA-256', combined);\n              finalHashHex = Array.from(new Uint8Array(finalHashBuffer))\n                .map(b => b.toString(16).padStart(2, '0'))\n                .join('');\n              \n            } else {\n              // 使用自定义 sha256 函数\n              const hash = sha256.create();\n              let index = 0;\n              \n              for (const chunk of chunks) {\n                try {\n                  const chunkBuffer = await chunk.arrayBuffer();\n                  const uint8Array = new Uint8Array(chunkBuffer);\n                  hash.update(uint8Array);\n                  \n                  const angency = Array.isArray(chunkMap?.indices) && chunkMap.indices.length > 0\n                                ? chunkMap.indices.includes(Number(index))\n                                : true;\n\n                  if (hashNumFlag && chunkMap && angency) {\n                    hashPromises.push(Promise.resolve({\n                      index,\n                      hash: sha256(uint8Array)\n                    }));\n                  }\n                } catch (e) {\n                  self.postMessage({ error: e });\n                  return;\n                }\n                index++;\n              }\n              \n              finalHashHex = hash.hex();\n            }\n            \n            // 处理分片哈希\n            if (hashPromises.length > 0) {\n              const results = await Promise.all(hashPromises);\n              results.forEach(({ index, hash }) => {\n                hashes.set(index + startOffset, hash);\n              });\n            }\n            \n            self.postMessage({ \n              finalHash: finalHashHex, \n              hashes: hashes.size > 0 ? hashes : undefined \n            });\n            self.close();\n          };\n          ")],{type:"application/javascript"})),s=new Worker(i);s.postMessage({chunks:e,hashNumFlag:n,chunkMap:r.chunkMap,startOffset:r.startOffset||0,customHashApi:r.customHashApi||null}),s.onmessage=function(e){e.data.error?a(e.data.error):t({hash:e.data.finalHash,hashMap:e.data.hashes}),URL.revokeObjectURL(i)},s.onerror=function(t){console.error("Worker error:",t),a(t),setTimeout((function(){return URL.revokeObjectURL(i)}),0)}})));case 2:case"end":return t.stop()}}),t)})))).apply(this,arguments)}function w(t,e,n){return k.apply(this,arguments)}function k(){return(k=v(d().mark((function t(e,n,r){var o,a,i,s,c,h,f,p,y,v,b,x,m,g,w,k,S,E,H,A,F,_,O,R,L;return d().wrap((function(t){for(;;)switch(t.prev=t.next){case 0:if(o=[],a={},"crypto"!==j(r.customHashApi)){t.next=40;break}i=l(e.sort((function(t,e){return t-e}))),t.prev=5,i.s();case 7:if((s=i.n()).done){t.next=22;break}return c=s.value,h=n[c],t.next=12,h.arrayBuffer();case 12:return f=t.sent,p=new Uint8Array(f),t.next=16,crypto.subtle.digest("SHA-256",p);case 16:y=t.sent,v=Array.from(new Uint8Array(y)).map((function(t){return t.toString(16).padStart(2,"0")})).join(""),o.push(v),a[c]=v;case 20:t.next=7;break;case 22:t.next=27;break;case 24:t.prev=24,t.t0=t.catch(5),i.e(t.t0);case 27:return t.prev=27,i.f(),t.finish(27);case 30:return b=o.join(""),x=new TextEncoder,m=x.encode(b),t.next=35,crypto.subtle.digest("SHA-256",m);case 35:return g=t.sent,w=Array.from(new Uint8Array(g)).map((function(t){return t.toString(16).padStart(2,"0")})).join(""),t.abrupt("return",{hash:w,hashObj:a});case 40:t.prev=40,S=new Function(u+"; return sha256;")(),k=S,t.next=49;break;case 45:throw t.prev=45,t.t1=t.catch(40),console.error("加载 sha256 库失败:",t.t1),new Error("无法加载 sha256 库");case 49:E=l(e.sort((function(t,e){return t-e}))),t.prev=50,E.s();case 52:if((H=E.n()).done){t.next=64;break}return A=H.value,F=n[A],t.next=57,F.arrayBuffer();case 57:_=t.sent,O=new Uint8Array(_),R=k(O),o.push(R),a[A]=R;case 62:t.next=52;break;case 64:t.next=69;break;case 66:t.prev=66,t.t2=t.catch(50),E.e(t.t2);case 69:return t.prev=69,E.f(),t.finish(69);case 72:return L=k(o.join("")),t.abrupt("return",{hash:L,hashObj:a});case 74:case"end":return t.stop()}}),t,null,[[5,24,27,30],[40,45],[50,66,69,72]])})))).apply(this,arguments)}function S(t){return S="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},S(t)}function E(){E=function(){return e};var t,e={},n=Object.prototype,r=n.hasOwnProperty,o=Object.defineProperty||function(t,e,n){t[e]=n.value},a="function"==typeof Symbol?Symbol:{},i=a.iterator||"@@iterator",s=a.asyncIterator||"@@asyncIterator",c=a.toStringTag||"@@toStringTag";function h(t,e,n){return Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}),t[e]}try{h({},"")}catch(t){h=function(t,e,n){return t[e]=n}}function u(t,e,n,r){var a=e&&e.prototype instanceof b?e:b,i=Object.create(a.prototype),s=new L(r||[]);return o(i,"_invoke",{value:_(t,n,s)}),i}function f(t,e,n){try{return{type:"normal",arg:t.call(e,n)}}catch(t){return{type:"throw",arg:t}}}e.wrap=u;var l="suspendedStart",p="suspendedYield",d="executing",y="completed",v={};function b(){}function x(){}function m(){}var g={};h(g,i,(function(){return this}));var w=Object.getPrototypeOf,k=w&&w(w(M([])));k&&k!==n&&r.call(k,i)&&(g=k);var H=m.prototype=b.prototype=Object.create(g);function A(t){["next","throw","return"].forEach((function(e){h(t,e,(function(t){return this._invoke(e,t)}))}))}function F(t,e){function n(o,a,i,s){var c=f(t[o],t,a);if("throw"!==c.type){var h=c.arg,u=h.value;return u&&"object"==S(u)&&r.call(u,"__await")?e.resolve(u.__await).then((function(t){n("next",t,i,s)}),(function(t){n("throw",t,i,s)})):e.resolve(u).then((function(t){h.value=t,i(h)}),(function(t){return n("throw",t,i,s)}))}s(c.arg)}var a;o(this,"_invoke",{value:function(t,r){function o(){return new e((function(e,o){n(t,r,e,o)}))}return a=a?a.then(o,o):o()}})}function _(e,n,r){var o=l;return function(a,i){if(o===d)throw Error("Generator is already running");if(o===y){if("throw"===a)throw i;return{value:t,done:!0}}for(r.method=a,r.arg=i;;){var s=r.delegate;if(s){var c=O(s,r);if(c){if(c===v)continue;return c}}if("next"===r.method)r.sent=r._sent=r.arg;else if("throw"===r.method){if(o===l)throw o=y,r.arg;r.dispatchException(r.arg)}else"return"===r.method&&r.abrupt("return",r.arg);o=d;var h=f(e,n,r);if("normal"===h.type){if(o=r.done?y:p,h.arg===v)continue;return{value:h.arg,done:r.done}}"throw"===h.type&&(o=y,r.method="throw",r.arg=h.arg)}}}function O(e,n){var r=n.method,o=e.iterator[r];if(o===t)return n.delegate=null,"throw"===r&&e.iterator.return&&(n.method="return",n.arg=t,O(e,n),"throw"===n.method)||"return"!==r&&(n.method="throw",n.arg=new TypeError("The iterator does not provide a '"+r+"' method")),v;var a=f(o,e.iterator,n.arg);if("throw"===a.type)return n.method="throw",n.arg=a.arg,n.delegate=null,v;var i=a.arg;return i?i.done?(n[e.resultName]=i.value,n.next=e.nextLoc,"return"!==n.method&&(n.method="next",n.arg=t),n.delegate=null,v):i:(n.method="throw",n.arg=new TypeError("iterator result is not an object"),n.delegate=null,v)}function j(t){var e={tryLoc:t[0]};1 in t&&(e.catchLoc=t[1]),2 in t&&(e.finallyLoc=t[2],e.afterLoc=t[3]),this.tryEntries.push(e)}function R(t){var e=t.completion||{};e.type="normal",delete e.arg,t.completion=e}function L(t){this.tryEntries=[{tryLoc:"root"}],t.forEach(j,this),this.reset(!0)}function M(e){if(e||""===e){var n=e[i];if(n)return n.call(e);if("function"==typeof e.next)return e;if(!isNaN(e.length)){var o=-1,a=function n(){for(;++o<e.length;)if(r.call(e,o))return n.value=e[o],n.done=!1,n;return n.value=t,n.done=!0,n};return a.next=a}}throw new TypeError(S(e)+" is not iterable")}return x.prototype=m,o(H,"constructor",{value:m,configurable:!0}),o(m,"constructor",{value:x,configurable:!0}),x.displayName=h(m,c,"GeneratorFunction"),e.isGeneratorFunction=function(t){var e="function"==typeof t&&t.constructor;return!!e&&(e===x||"GeneratorFunction"===(e.displayName||e.name))},e.mark=function(t){return Object.setPrototypeOf?Object.setPrototypeOf(t,m):(t.__proto__=m,h(t,c,"GeneratorFunction")),t.prototype=Object.create(H),t},e.awrap=function(t){return{__await:t}},A(F.prototype),h(F.prototype,s,(function(){return this})),e.AsyncIterator=F,e.async=function(t,n,r,o,a){void 0===a&&(a=Promise);var i=new F(u(t,n,r,o),a);return e.isGeneratorFunction(n)?i:i.next().then((function(t){return t.done?t.value:i.next()}))},A(H),h(H,c,"Generator"),h(H,i,(function(){return this})),h(H,"toString",(function(){return"[object Generator]"})),e.keys=function(t){var e=Object(t),n=[];for(var r in e)n.push(r);return n.reverse(),function t(){for(;n.length;){var r=n.pop();if(r in e)return t.value=r,t.done=!1,t}return t.done=!0,t}},e.values=M,L.prototype={constructor:L,reset:function(e){if(this.prev=0,this.next=0,this.sent=this._sent=t,this.done=!1,this.delegate=null,this.method="next",this.arg=t,this.tryEntries.forEach(R),!e)for(var n in this)"t"===n.charAt(0)&&r.call(this,n)&&!isNaN(+n.slice(1))&&(this[n]=t)},stop:function(){this.done=!0;var t=this.tryEntries[0].completion;if("throw"===t.type)throw t.arg;return this.rval},dispatchException:function(e){if(this.done)throw e;var n=this;function o(r,o){return s.type="throw",s.arg=e,n.next=r,o&&(n.method="next",n.arg=t),!!o}for(var a=this.tryEntries.length-1;a>=0;--a){var i=this.tryEntries[a],s=i.completion;if("root"===i.tryLoc)return o("end");if(i.tryLoc<=this.prev){var c=r.call(i,"catchLoc"),h=r.call(i,"finallyLoc");if(c&&h){if(this.prev<i.catchLoc)return o(i.catchLoc,!0);if(this.prev<i.finallyLoc)return o(i.finallyLoc)}else if(c){if(this.prev<i.catchLoc)return o(i.catchLoc,!0)}else{if(!h)throw Error("try statement without catch or finally");if(this.prev<i.finallyLoc)return o(i.finallyLoc)}}}},abrupt:function(t,e){for(var n=this.tryEntries.length-1;n>=0;--n){var o=this.tryEntries[n];if(o.tryLoc<=this.prev&&r.call(o,"finallyLoc")&&this.prev<o.finallyLoc){var a=o;break}}a&&("break"===t||"continue"===t)&&a.tryLoc<=e&&e<=a.finallyLoc&&(a=null);var i=a?a.completion:{};return i.type=t,i.arg=e,a?(this.method="next",this.next=a.finallyLoc,v):this.complete(i)},complete:function(t,e){if("throw"===t.type)throw t.arg;return"break"===t.type||"continue"===t.type?this.next=t.arg:"return"===t.type?(this.rval=this.arg=t.arg,this.method="return",this.next="end"):"normal"===t.type&&e&&(this.next=e),v},finish:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.finallyLoc===t)return this.complete(n.completion,n.afterLoc),R(n),v}},catch:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.tryLoc===t){var r=n.completion;if("throw"===r.type){var o=r.arg;R(n)}return o}}throw Error("illegal catch attempt")},delegateYield:function(e,n,r){return this.delegate={iterator:M(e),resultName:n,nextLoc:r},"next"===this.method