serialize.js•5.51 kB
"use strict";
/**
* Copyright 2020 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.createPremiumPlanQueryString = exports.toTimestamp = exports.serializer = exports.latLngArrayToStringMaybeEncoded = exports.toLatLngLiteral = exports.latLngBoundsToString = exports.objectToString = exports.enableAddressDescriptorToString = exports.latLngToString = void 0;
const util_1 = require("./util");
const url_signature_1 = require("@googlemaps/url-signature");
const query_string_1 = __importDefault(require("query-string"));
const qs = query_string_1.default.stringify;
const separator = "|";
function latLngToString(o) {
if (typeof o === "string") {
return o;
}
else if (Array.isArray(o) && o.length === 2) {
// no transformation
}
else if ("lat" in o && "lng" in o) {
o = [o.lat, o.lng];
}
else if ("latitude" in o && "longitude" in o) {
o = [o.latitude, o.longitude];
}
else {
throw new TypeError();
}
return o
.map((x) => {
return x.toString();
})
.join(",");
}
exports.latLngToString = latLngToString;
function enableAddressDescriptorToString(o) {
if (typeof o === "string") {
return o;
}
else if (o == true) {
return "True";
}
else {
return "False";
}
}
exports.enableAddressDescriptorToString = enableAddressDescriptorToString;
function objectToString(o) {
if (typeof o === "string") {
return o;
}
else {
const keys = Object.keys(o);
keys.sort();
return keys.map((k) => k + ":" + o[k]).join(separator);
}
}
exports.objectToString = objectToString;
function latLngBoundsToString(latLngBounds) {
if (typeof latLngBounds === "string") {
return latLngBounds;
}
else {
return (latLngToString(latLngBounds.southwest) +
separator +
latLngToString(latLngBounds.northeast));
}
}
exports.latLngBoundsToString = latLngBoundsToString;
function toLatLngLiteral(o) {
if (typeof o === "string") {
const parts = o.split(",").map(Number);
return { lat: parts[0], lng: parts[1] };
}
else if (Array.isArray(o) && o.length === 2) {
const parts = o.map(Number);
return { lat: parts[0], lng: parts[1] };
}
else if ("lat" in o && "lng" in o) {
return o;
}
else if ("latitude" in o && "longitude" in o) {
return { lat: o.latitude, lng: o.longitude };
}
else {
throw new TypeError();
}
}
exports.toLatLngLiteral = toLatLngLiteral;
function latLngArrayToStringMaybeEncoded(o) {
if (typeof o === "string") {
return o;
}
const concatenated = o.map(latLngToString).join(separator);
const encoded = `enc:${(0, util_1.encodePath)(o.map(toLatLngLiteral))}`;
if (encoded.length < concatenated.length) {
return encoded;
}
return concatenated;
}
exports.latLngArrayToStringMaybeEncoded = latLngArrayToStringMaybeEncoded;
function serializer(format, baseUrl, queryStringOptions = {
arrayFormat: "separator",
arrayFormatSeparator: separator,
}) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
return (params) => {
// avoid mutating params
const serializedParams = Object.assign({}, params);
for (const key of Object.keys(format)) {
if (key in serializedParams) {
serializedParams[key] = format[key](serializedParams[key]);
}
}
if ("client_id" in serializedParams &&
"client_secret" in serializedParams) {
// Special case to handle premium plan signature
return createPremiumPlanQueryString(serializedParams, queryStringOptions, baseUrl);
}
return qs(serializedParams, queryStringOptions);
};
}
exports.serializer = serializer;
function toTimestamp(o) {
if (o === "now") {
return o;
}
if (o instanceof Date) {
return Math.round(Number(o) / 1000);
}
return o;
}
exports.toTimestamp = toTimestamp;
function createPremiumPlanQueryString(serializedParams, queryStringOptions, baseUrl) {
serializedParams.client = serializedParams.client_id;
const clientSecret = serializedParams.client_secret;
delete serializedParams.client_id;
delete serializedParams.client_secret;
const partialQueryString = qs(serializedParams, queryStringOptions);
const unsignedUrl = `${baseUrl}?${partialQueryString}`;
const signature = (0, url_signature_1.createSignature)(unsignedUrl, clientSecret);
// The signature must come last
return `${partialQueryString}&signature=${signature}`;
}
exports.createPremiumPlanQueryString = createPremiumPlanQueryString;
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