'use strict';
var __createBinding =
  (this && this.__createBinding) ||
  (Object.create ?
    function (o, m, k, k2) {
      if (k2 === undefined) k2 = k;
      Object.defineProperty(o, k2, {
        enumerable: true,
        get: function () {
          return m[k];
        },
      });
    }
  : function (o, m, k, k2) {
      if (k2 === undefined) k2 = k;
      o[k2] = m[k];
    });
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  (this && this.__setModuleDefault) ||
  (Object.create ?
    function (o, v) {
      Object.defineProperty(o, 'default', { enumerable: true, value: v });
    }
  : function (o, v) {
      o['default'] = v;
    });
var __importStar =
  (this && this.__importStar) ||
  function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null)
      for (var k in mod)
        if (k !== 'default' && Object.prototype.hasOwnProperty.call(mod, k))
          __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
  };
var __awaiter =
  (this && this.__awaiter) ||
  function (thisArg, _arguments, P, generator) {
    function adopt(value) {
      return value instanceof P ? value : (
          new P(function (resolve) {
            resolve(value);
          })
        );
    }
    return new (P || (P = Promise))(function (resolve, reject) {
      function fulfilled(value) {
        try {
          step(generator.next(value));
        } catch (e) {
          reject(e);
        }
      }
      function rejected(value) {
        try {
          step(generator['throw'](value));
        } catch (e) {
          reject(e);
        }
      }
      function step(result) {
        result.done ?
          resolve(result.value)
        : adopt(result.value).then(fulfilled, rejected);
      }
      step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
  };
var __generator =
  (this && this.__generator) ||
  function (thisArg, body) {
    var _ = {
        label: 0,
        sent: function () {
          if (t[0] & 1) throw t[1];
          return t[1];
        },
        trys: [],
        ops: [],
      },
      f,
      y,
      t,
      g;
    return (
      (g = { next: verb(0), throw: verb(1), return: verb(2) }),
      typeof Symbol === 'function' &&
        (g[Symbol.iterator] = function () {
          return this;
        }),
      g
    );
    function verb(n) {
      return function (v) {
        return step([n, v]);
      };
    }
    function step(op) {
      if (f) throw new TypeError('Generator is already executing.');
      while (_)
        try {
          if (
            ((f = 1),
            y &&
              (t =
                op[0] & 2 ? y['return']
                : op[0] ? y['throw'] || ((t = y['return']) && t.call(y), 0)
                : y.next) &&
              !(t = t.call(y, op[1])).done)
          )
            return t;
          if (((y = 0), t)) op = [op[0] & 2, t.value];
          switch (op[0]) {
            case 0:
            case 1:
              t = op;
              break;
            case 4:
              _.label++;
              return { value: op[1], done: false };
            case 5:
              _.label++;
              y = op[1];
              op = [0];
              continue;
            case 7:
              op = _.ops.pop();
              _.trys.pop();
              continue;
            default:
              if (
                !((t = _.trys), (t = t.length > 0 && t[t.length - 1])) &&
                (op[0] === 6 || op[0] === 2)
              ) {
                _ = 0;
                continue;
              }
              if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) {
                _.label = op[1];
                break;
              }
              if (op[0] === 6 && _.label < t[1]) {
                _.label = t[1];
                t = op;
                break;
              }
              if (t && _.label < t[2]) {
                _.label = t[2];
                _.ops.push(op);
                break;
              }
              if (t[2]) _.ops.pop();
              _.trys.pop();
              continue;
          }
          op = body.call(thisArg, _);
        } catch (e) {
          op = [6, e];
          y = 0;
        } finally {
          f = t = 0;
        }
      if (op[0] & 5) throw op[1];
      return { value: op[0] ? op[1] : void 0, done: true };
    }
  };
var __importDefault =
  (this && this.__importDefault) ||
  function (mod) {
    return mod && mod.__esModule ? mod : { default: mod };
  };
Object.defineProperty(exports, '__esModule', { value: true });
exports.system = exports.need = void 0;
var fs_extra_1 = __importDefault(require('fs-extra'));
var path_1 = __importDefault(require('path'));
var semver_1 = __importDefault(require('semver'));
var expected_1 = require('./expected');
var system_1 = require('./system');
var system = __importStar(require('./system'));
exports.system = system;
var places_1 = require('./places');
var log_1 = require('./log');
var build_1 = __importDefault(require('./build'));
var utils_1 = require('./utils');
var patches_json_1 = __importDefault(require('../patches/patches.json'));
var package_json_1 = require('../package.json');
function download(_a, local) {
  var tag = _a.tag,
    name = _a.name;
  return __awaiter(this, void 0, void 0, function () {
    var url, _b;
    return __generator(this, function (_c) {
      switch (_c.label) {
        case 0:
          url =
            'https://github.com/vercel/pkg-fetch/releases/download/' +
            tag +
            '/' +
            name;
          _c.label = 1;
        case 1:
          _c.trys.push([1, 4, , 5]);
          return [4 /*yield*/, (0, utils_1.downloadUrl)(url, local)];
        case 2:
          _c.sent();
          return [4 /*yield*/, (0, utils_1.plusx)(local)];
        case 3:
          _c.sent();
          return [3 /*break*/, 5];
        case 4:
          _b = _c.sent();
          return [2 /*return*/, false];
        case 5:
          return [2 /*return*/, true];
      }
    });
  });
}
function exists(file) {
  return __awaiter(this, void 0, void 0, function () {
    var error_1;
    return __generator(this, function (_a) {
      switch (_a.label) {
        case 0:
          _a.trys.push([0, 2, , 3]);
          return [4 /*yield*/, fs_extra_1.default.stat(file)];
        case 1:
          _a.sent();
          return [2 /*return*/, true];
        case 2:
          error_1 = _a.sent();
          return [2 /*return*/, false];
        case 3:
          return [2 /*return*/];
      }
    });
  });
}
function need(opts) {
  return __awaiter(this, void 0, void 0, function () {
    function satisfyingNodeVersion() {
      var versions = Object.keys(patches_json_1.default)
        .filter(function (nv) {
          return (
            semver_1.default.satisfies(nv, nodeRange) || nodeRange === 'latest'
          );
        })
        .sort(function (nv1, nv2) {
          return semver_1.default.gt(nv1, nv2) ? 1 : -1;
        });
      return versions.pop();
    }
    var _a,
      forceFetch,
      forceBuild,
      dryRun,
      output,
      _b,
      nodeRange,
      platform,
      arch,
      nodeVersion,
      fetched,
      built,
      remote,
      fetchFailed;
    return __generator(this, function (_c) {
      switch (_c.label) {
        case 0:
          (_a = opts || {}),
            (forceFetch = _a.forceFetch),
            (forceBuild = _a.forceBuild),
            (dryRun = _a.dryRun),
            (output = _a.output);
          (_b = opts || {}),
            (nodeRange = _b.nodeRange),
            (platform = _b.platform),
            (arch = _b.arch);
          if (!nodeRange)
            throw (0, log_1.wasReported)('nodeRange not specified');
          if (!platform) throw (0, log_1.wasReported)('platform not specified');
          if (!arch) throw (0, log_1.wasReported)('arch not specified');
          nodeRange = (0, system_1.abiToNodeRange)(nodeRange); // 'm48' -> 'node6'
          if (!(0, system_1.isValidNodeRange)(nodeRange)) {
            throw (0, log_1.wasReported)("nodeRange must start with 'node'");
          }
          if (nodeRange !== 'latest') {
            nodeRange = 'v' + nodeRange.slice(4); // 'node6' -> 'v6' for semver
          }
          platform = (0, system_1.toFancyPlatform)(platform); // win32 -> win
          arch = (0, system_1.toFancyArch)(arch); // ia32 -> x86
          nodeVersion = satisfyingNodeVersion();
          if (!nodeVersion) {
            throw (0, log_1.wasReported)(
              "No available node version satisfies '" + opts.nodeRange + "'"
            );
          }
          fetched = (0, places_1.localPlace)({
            from: 'fetched',
            arch: arch,
            nodeVersion: nodeVersion,
            platform: platform,
            version: package_json_1.version,
            output: output,
          });
          built = (0, places_1.localPlace)({
            from: 'built',
            arch: arch,
            nodeVersion: nodeVersion,
            platform: platform,
            version: package_json_1.version,
            output: output,
          });
          remote = (0, places_1.remotePlace)({
            arch: arch,
            nodeVersion: nodeVersion,
            platform: platform,
            version: package_json_1.version,
          });
          if (!!forceBuild) return [3 /*break*/, 3];
          return [4 /*yield*/, exists(fetched)];
        case 1:
          if (!_c.sent()) return [3 /*break*/, 3];
          if (dryRun) {
            return [2 /*return*/, 'exists'];
          }
          return [4 /*yield*/, (0, utils_1.hash)(fetched)];
        case 2:
          if (_c.sent() === expected_1.EXPECTED_HASHES[remote.name]) {
            return [2 /*return*/, fetched];
          }
          log_1.log.info('Binary hash does NOT match. Re-fetching...');
          fs_extra_1.default.unlinkSync(fetched);
          _c.label = 3;
        case 3:
          if (!!forceFetch) return [3 /*break*/, 5];
          return [4 /*yield*/, exists(built)];
        case 4:
          if (_c.sent()) {
            if (dryRun) return [2 /*return*/, 'exists'];
            if (forceBuild)
              log_1.log.info('Reusing base binaries built locally:', built);
            return [2 /*return*/, built];
          }
          _c.label = 5;
        case 5:
          if (!!forceBuild) return [3 /*break*/, 9];
          if (dryRun) return [2 /*return*/, 'fetched'];
          return [4 /*yield*/, download(remote, fetched)];
        case 6:
          if (!_c.sent()) return [3 /*break*/, 8];
          return [4 /*yield*/, (0, utils_1.hash)(fetched)];
        case 7:
          if (_c.sent() === expected_1.EXPECTED_HASHES[remote.name]) {
            return [2 /*return*/, fetched];
          }
          fs_extra_1.default.unlinkSync(fetched);
          throw (0, log_1.wasReported)('Binary hash does NOT match.');
        case 8:
          fetchFailed = true;
          _c.label = 9;
        case 9:
          if (!dryRun && fetchFailed) {
            log_1.log.info(
              'Not found in remote cache:',
              JSON.stringify(remote)
            );
            if (forceFetch) {
              throw (0, log_1.wasReported)('Failed to fetch.');
            }
          }
          if (!dryRun) {
            log_1.log.info(
              'Building base binary from source:',
              path_1.default.basename(built)
            );
          }
          if (system_1.hostPlatform !== platform) {
            if (
              system_1.hostPlatform !== 'alpine' ||
              platform !== 'linuxstatic'
            ) {
              throw (0, log_1.wasReported)(
                "Not able to build for '" +
                  opts.platform +
                  "' here, only for '" +
                  system_1.hostPlatform +
                  "'"
              );
            }
          }
          if (system_1.knownArchs.indexOf(arch) < 0) {
            throw (0, log_1.wasReported)(
              "Unknown arch '" +
                opts.arch +
                "'. Specify " +
                system_1.knownArchs.join(', ')
            );
          }
          if (dryRun) {
            return [2 /*return*/, 'built'];
          }
          return [
            4 /*yield*/,
            (0, build_1.default)(nodeVersion, arch, platform, built),
          ];
        case 10:
          _c.sent();
          return [2 /*return*/, built];
      }
    });
  });
}
exports.need = need;
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