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53 lines
1.2 KiB
TypeScript
53 lines
1.2 KiB
TypeScript
// SPDX-FileCopyrightText: © 2017 EteSync Authors
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// SPDX-License-Identifier: AGPL-3.0-only
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export interface RouteKeysType {
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[Identifier: string]: any;
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}
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export class RouteResolver {
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public routes: {};
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constructor(routes: {}) {
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this.routes = routes;
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}
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public getRoute(name: string, _keys?: RouteKeysType): string {
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let dict = this.routes;
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let path: string[] = [];
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name.split(".").forEach((key) => {
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const val = (typeof dict[key] === "string") ? dict[key] : (dict[key]._base) ? dict[key]._base : key;
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path.push(val);
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dict = dict[key];
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});
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if (_keys) {
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const keys = Object.assign({}, _keys);
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path = path.map((pathComponent) => {
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return pathComponent.split("/").map((val) => {
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if (val[0] === ":") {
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const ret = keys[val.slice(1)];
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if (ret === undefined) {
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throw new Error("Missing key: " + val.slice(1));
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}
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delete keys[val.slice(1)];
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return ret;
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}
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return val;
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}).join("/");
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});
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if (Object.keys(keys).length !== 0) {
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throw new Error("Too many keys for route.");
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}
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}
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return "/" + path.join("/");
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}
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}
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