@trap_stevo/star-vault/dist/cjs/HUDControllers/StarchiveLocalAdapter.js

Deterministic data engine that eliminates query-time joins and enables normalized data execution. Architect secure, scalable, real-time systems with integrated sharding, encryption, and event-driven data flows. Manage hierarchical structures, execute adva

"use strict";

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function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
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function _awaitAsyncGenerator(e) { return new _OverloadYield(e, 0); }
function _wrapAsyncGenerator(e) { return function () { return new AsyncGenerator(e.apply(this, arguments)); }; }
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function _OverloadYield(e, d) { this.v = e, this.k = d; }
var _require = require("stream"),
  Readable = _require.Readable;
var fsp = require("fs/promises");
var crypto = require("crypto");
var path = require("path");
var fs = require("fs");
var _prefix = /*#__PURE__*/new WeakMap();
var _root = /*#__PURE__*/new WeakMap();
var _StarchiveLocalAdapter_brand = /*#__PURE__*/new WeakSet();
var StarchiveLocalAdapter = /*#__PURE__*/function () {
  function StarchiveLocalAdapter(_ref) {
    var root = _ref.root,
      _ref$prefix = _ref.prefix,
      prefix = _ref$prefix === void 0 ? "" : _ref$prefix;
    _classCallCheck(this, StarchiveLocalAdapter);
    _classPrivateMethodInitSpec(this, _StarchiveLocalAdapter_brand);
    _classPrivateFieldInitSpec(this, _prefix, void 0);
    _classPrivateFieldInitSpec(this, _root, void 0);
    if (!root) {
      throw new Error("[StarVault | Starchive] ~ Local adapter requires a root directory.");
    }
    _classPrivateFieldSet(_prefix, this, prefix || "");
    _classPrivateFieldSet(_root, this, root);
  }
  return _createClass(StarchiveLocalAdapter, [{
    key: "getPrefix",
    value: function getPrefix() {
      return _classPrivateFieldGet(_prefix, this);
    }
  }, {
    key: "getRoot",
    value: function getRoot() {
      return _classPrivateFieldGet(_root, this);
    }
  }, {
    key: "storeBuffer",
    value: function () {
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        var dest, hasher, size;
        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) switch (_context.prev = _context.next) {
            case 0:
              dest = _assertClassBrand(_StarchiveLocalAdapter_brand, this, _resolvePath).call(this, key);
              hasher = crypto.createHash("sha256");
              hasher.update(buffer);
              size = (buffer === null || buffer === void 0 ? void 0 : buffer.length) || 0;
              _context.next = 6;
              return _assertClassBrand(_StarchiveLocalAdapter_brand, this, _writeAtomic).call(this, dest, buffer);
            case 6:
              return _context.abrupt("return", {
                sha256: hasher.digest("hex"),
                size: size
              });
            case 7:
            case "end":
              return _context.stop();
          }
        }, _callee, this);
      }));
      function storeBuffer(_x, _x2) {
        return _storeBuffer.apply(this, arguments);
      }
      return storeBuffer;
    }()
  }, {
    key: "storeFile",
    value: function () {
      var _storeFile = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee2(key, filePath) {
        var buf;
        return _regeneratorRuntime().wrap(function _callee2$(_context2) {
          while (1) switch (_context2.prev = _context2.next) {
            case 0:
              _context2.next = 2;
              return fsp.readFile(filePath);
            case 2:
              buf = _context2.sent;
              return _context2.abrupt("return", this.storeBuffer(key, buf));
            case 4:
            case "end":
              return _context2.stop();
          }
        }, _callee2, this);
      }));
      function storeFile(_x3, _x4) {
        return _storeFile.apply(this, arguments);
      }
      return storeFile;
    }()
  }, {
    key: "getObjectStream",
    value: function () {
      var _getObjectStream = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee3(key) {
        var p, st;
        return _regeneratorRuntime().wrap(function _callee3$(_context3) {
          while (1) switch (_context3.prev = _context3.next) {
            case 0:
              p = _assertClassBrand(_StarchiveLocalAdapter_brand, this, _resolvePath).call(this, key);
              _context3.next = 3;
              return fsp.stat(p);
            case 3:
              st = _context3.sent;
              return _context3.abrupt("return", {
                stream: fs.createReadStream(p),
                size: st.size,
                contentType: "application/octet-stream"
              });
            case 5:
            case "end":
              return _context3.stop();
          }
        }, _callee3, this);
      }));
      function getObjectStream(_x5) {
        return _getObjectStream.apply(this, arguments);
      }
      return getObjectStream;
    }()
  }, {
    key: "getObjectStreamRange",
    value: function () {
      var _getObjectStreamRange = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee4(key, start, end) {
        var p, st, s, e;
        return _regeneratorRuntime().wrap(function _callee4$(_context4) {
          while (1) switch (_context4.prev = _context4.next) {
            case 0:
              p = _assertClassBrand(_StarchiveLocalAdapter_brand, this, _resolvePath).call(this, key);
              _context4.next = 3;
              return fsp.stat(p);
            case 3:
              st = _context4.sent;
              s = Math.max(0, start || 0);
              e = end == null ? st.size - 1 : Math.min(end, st.size - 1);
              if (!(e < s)) {
                _context4.next = 8;
                break;
              }
              return _context4.abrupt("return", null);
            case 8:
              return _context4.abrupt("return", {
                stream: fs.createReadStream(p, {
                  start: s,
                  end: e
                }),
                size: e - s + 1,
                contentType: "application/octet-stream",
                contentRange: "bytes ".concat(s, "-").concat(e, "/").concat(st.size)
              });
            case 9:
            case "end":
              return _context4.stop();
          }
        }, _callee4, this);
      }));
      function getObjectStreamRange(_x6, _x7, _x8) {
        return _getObjectStreamRange.apply(this, arguments);
      }
      return getObjectStreamRange;
    }()
  }, {
    key: "headObject",
    value: function () {
      var _headObject = _asyncToGenerator(/*#__PURE__*/_regeneratorRuntime().mark(function _callee5(key) {
        var p, st;
        return _regeneratorRuntime().wrap(function _callee5$(_context5) {
          while (1) switch (_context5.prev = _context5.next) {
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