Cheng Zhou
81 lines
2.6 KiB
TypeScript
81 lines
2.6 KiB
TypeScript
import { isTauriRuntime } from "./platform";
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export const DESKTOP_SERVER_URL_KEY = "ctms_desktop_server_url";
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export const DESKTOP_SERVER_URL_CHANGED_EVENT = "ctms:desktop-server-url-changed";
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export type DesktopServerUrlValidationResult =
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| { ok: true; url: string }
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| { ok: false; reason: string };
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const LOCAL_HTTP_HOSTS = new Set(["localhost", "127.0.0.1", "::1", "[::1]"]);
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const getStorage = (): Storage | null => {
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if (typeof window === "undefined") return null;
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try {
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return window.localStorage;
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} catch {
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return null;
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}
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};
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const emitServerUrlChanged = (previous: string | null, current: string | null): void => {
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if (typeof window === "undefined") return;
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window.dispatchEvent(
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new CustomEvent(DESKTOP_SERVER_URL_CHANGED_EVENT, {
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detail: { previous, current },
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}),
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);
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};
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export const normalizeDesktopServerUrl = (value: string): DesktopServerUrlValidationResult => {
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const raw = value.trim();
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if (!raw) return { ok: false, reason: "请输入服务器地址" };
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let parsed: URL;
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try {
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parsed = new URL(raw);
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} catch {
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return { ok: false, reason: "服务器地址格式不正确" };
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}
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if (parsed.username || parsed.password) {
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return { ok: false, reason: "服务器地址不能包含用户名或密码" };
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}
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const isHttps = parsed.protocol === "https:";
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const isLocalHttp = parsed.protocol === "http:" && LOCAL_HTTP_HOSTS.has(parsed.hostname);
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if (!isHttps && !isLocalHttp) {
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return { ok: false, reason: "非本地服务必须使用 HTTPS" };
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}
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return { ok: true, url: `${parsed.origin}/` };
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};
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export const getDesktopServerUrl = (): string | null => {
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const stored = getStorage()?.getItem(DESKTOP_SERVER_URL_KEY);
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if (!stored) return null;
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const result = normalizeDesktopServerUrl(stored);
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return result.ok ? result.url : null;
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};
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export const hasDesktopServerUrl = (): boolean => Boolean(getDesktopServerUrl());
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export const setDesktopServerUrl = (value: string): DesktopServerUrlValidationResult => {
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const result = normalizeDesktopServerUrl(value);
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if (!result.ok) return result;
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const storage = getStorage();
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if (!storage) return { ok: false, reason: "当前环境无法保存服务器地址" };
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const previous = getDesktopServerUrl();
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storage.setItem(DESKTOP_SERVER_URL_KEY, result.url);
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emitServerUrlChanged(previous, result.url);
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return result;
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};
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export const clearDesktopServerUrl = (): void => {
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const previous = getDesktopServerUrl();
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getStorage()?.removeItem(DESKTOP_SERVER_URL_KEY);
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emitServerUrlChanged(previous, null);
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};
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export const shouldRequireDesktopServerUrl = (): boolean => isTauriRuntime() && !hasDesktopServerUrl();
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