"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    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) : new P(function (resolve) { resolve(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 };
    }
};
Object.defineProperty(exports, "__esModule", { value: true });
var graphql_1 = require("graphql");
var fs_1 = require("fs");
var path_1 = require("path");
var isGlob = require("is-glob");
var glob = require("glob");
var isValidPath = require("is-valid-path");
var graphQLExtensions = ['.gql', '.graphql', '.graphqls'];
function documentsFromGlob(documentGlob) {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            return [2 /*return*/, new Promise(function (resolve, reject) {
                    return glob(documentGlob, function (err, files) { return (err ? reject(err) : resolve(files)); });
                })];
        });
    });
}
function readFile(filepath) {
    return __awaiter(this, void 0, void 0, function () {
        var fileContent, fileExt;
        return __generator(this, function (_a) {
            if (fs_1.existsSync(filepath)) {
                fileContent = fs_1.readFileSync(filepath, 'utf8');
                fileExt = path_1.extname(filepath);
                if (graphQLExtensions.indexOf(fileExt) !== -1) {
                    return [2 /*return*/, new graphql_1.Source(fileContent, filepath)];
                }
                throw new Error("Only files with extensions: " + graphQLExtensions.join(', ') + " are allowed. We couldn't handle " + filepath);
            }
            else {
                throw new Error("Failed to load a document " + filepath);
            }
            return [2 /*return*/];
        });
    });
}
exports.fromGlobFiles = function fromGlobFiles(pointer) {
    if (isGlob(pointer) || isValidPath(pointer)) {
        return function load() {
            return __awaiter(this, void 0, void 0, function () {
                var found;
                return __generator(this, function (_a) {
                    switch (_a.label) {
                        case 0: return [4 /*yield*/, documentsFromGlob(pointer)];
                        case 1:
                            found = _a.sent();
                            return [4 /*yield*/, Promise.all(found.map(readFile))];
                        case 2: return [2 /*return*/, _a.sent()];
                    }
                });
            });
        };
    }
};
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