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 = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [0, 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 };
    }
};
function processBody(body) {
    if (!body)
        return undefined;
    if (typeof body === "object") {
        var tokens = [];
        for (var key in body) {
            if (body.hasOwnProperty(key)) {
                tokens.push(encodeURIComponent(key) + "=" + encodeURIComponent(body[key] + ''));
            }
        }
        return tokens.join("&");
    }
    else {
        return body;
    }
}
function getResponse(req) {
    return {
        body: req.responseText,
        status: req.status,
        statusText: req.statusText
    };
}
var BrowserHttpClient = /** @class */ (function () {
    function BrowserHttpClient() {
    }
    BrowserHttpClient.prototype.get = function (url, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.method('GET', url, undefined, options)];
                    case 1: return [2 /*return*/, _a.sent()];
                }
            });
        });
    };
    BrowserHttpClient.prototype.post = function (url, body, options) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, this.method('POST', url, body, options)];
                    case 1: return [2 /*return*/, _a.sent()];
                }
            });
        });
    };
    BrowserHttpClient.prototype.method = function (method, url, body, options) {
        return new Promise(function (resolve, reject) {
            var req = new XMLHttpRequest();
            req.responseType = 'text';
            req.addEventListener("load", function () {
                if (req.readyState === 4) {
                    try {
                        if (req.status >= 200 && req.status < 300) {
                            resolve(getResponse(req));
                        }
                        else {
                            reject(getResponse(req));
                        }
                    }
                    catch (e) {
                        reject(e);
                    }
                }
            });
            req.addEventListener("error", function () {
                reject(getResponse(req));
            });
            req.open(method, url, true);
            if (options) {
                if (options.headers) {
                    for (var key in options.headers) {
                        if (options.headers.hasOwnProperty(key)) {
                            req.setRequestHeader(key, options.headers[key]);
                        }
                    }
                }
            }
            req.send(processBody(body));
        });
    };
    return BrowserHttpClient;
}());
export { BrowserHttpClient };
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