R524809
123 lines
4.3 KiB
TypeScript
123 lines
4.3 KiB
TypeScript
export type ApiEnvironment = 'local' | 'staging' | 'production';
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type MiniProgramVersion = 'develop' | 'trial' | 'release';
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const LOCAL_BASE_URL = 'http://127.0.0.1:8800/api/v1';
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const STORAGE_KEY = 'doodle_develop_api_environment_v1';
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let selectedEnvironment: ApiEnvironment | undefined;
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let revision = 0;
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/** 暂时共用本地地址；部署后分别替换 staging/production，真机 local 使用电脑局域网 IP。 */
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export const apiConfig = {
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developmentEnvironment: 'local' as ApiEnvironment,
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localBaseUrl: LOCAL_BASE_URL,
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stagingBaseUrl: LOCAL_BASE_URL,
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productionBaseUrl: LOCAL_BASE_URL,
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timeout: 10000,
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};
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export const API_ENVIRONMENTS: ApiEnvironment[] = [
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'local',
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'staging',
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'production',
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];
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export function isApiEnvironment(value: unknown): value is ApiEnvironment {
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return API_ENVIRONMENTS.includes(value as ApiEnvironment);
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}
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/** 仅开发包读取本机选择；体验、正式及未知包始终连接 production。 */
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export function getApiEnvironment(
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version: string = wx.getAccountInfoSync().miniProgram.envVersion,
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): ApiEnvironment {
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if (version === 'develop' && selectedEnvironment === undefined) {
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try {
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const stored: unknown = wx.getStorageSync(STORAGE_KEY);
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if (isApiEnvironment(stored)) selectedEnvironment = stored;
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} catch {
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/* 无缓存时使用开发默认值。 */
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}
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}
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return version === 'develop'
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? (selectedEnvironment ?? apiConfig.developmentEnvironment)
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: 'production';
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}
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export function resolveApiConfig(version: MiniProgramVersion | string) {
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return resolveEnvironment(getApiEnvironment(version), version);
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}
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function resolveEnvironment(environment: ApiEnvironment, version: string) {
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const baseUrl = apiConfig[`${environment}BaseUrl`]
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.trim()
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.replace(/\/+$/, '');
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if (!baseUrl) throw new Error(`请先配置 ${environment} 接口地址`);
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// 用户指定的本机占位地址暂允许 HTTP；实际云端入口仍须使用 HTTPS。
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if (
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!/^https?:\/\/[^/?#\s]+\/api\/v1$/.test(baseUrl) ||
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(environment !== 'local' &&
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!baseUrl.startsWith('https://') &&
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baseUrl !== LOCAL_BASE_URL)
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)
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throw new Error('接口地址配置不正确');
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return {
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environment,
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baseUrl,
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timeout: apiConfig.timeout,
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revision,
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version,
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};
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}
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export function getApiConfig() {
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const { appId = '', envVersion } = wx.getAccountInfoSync().miniProgram;
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return { ...resolveApiConfig(envVersion), appId };
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}
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/** 即使三个地址相同也按环境隔离；develop 不与体验/正式包共享业务缓存。 */
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export function apiContextKey(config = getApiConfig()): string {
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const scope = config.version === 'develop' ? 'develop' : 'public';
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return [config.appId, scope, config.environment, config.baseUrl]
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.map(encodeURIComponent)
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.join(':');
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}
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/** 版本号阻止 A→B→A 后旧 A 请求覆盖当前页面。 */
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export function isCurrentApiConfig(config: ReturnType<typeof getApiConfig>) {
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const current = getApiConfig();
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return (
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config.revision === current.revision &&
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apiContextKey(config) === apiContextKey(current)
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);
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}
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/** 写入成功后才提交内存选择；配置失败保留原环境，不自动回退。 */
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export function selectApiEnvironment(environment: ApiEnvironment): boolean {
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if (wx.getAccountInfoSync().miniProgram.envVersion !== 'develop')
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throw new Error('仅开发版可切换环境');
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if (!isApiEnvironment(environment)) throw new Error('未知接口环境');
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resolveEnvironment(environment, 'develop');
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if (getApiEnvironment() === environment) return false;
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wx.setStorageSync(STORAGE_KEY, environment);
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selectedEnvironment = environment;
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revision++;
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return true;
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}
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export function getApiEnvironmentOptions() {
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return API_ENVIRONMENTS.map((environment) => {
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try {
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return {
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environment,
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baseUrl: resolveEnvironment(environment, 'develop').baseUrl,
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available: true,
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};
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} catch {
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return {
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environment,
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baseUrl: '尚未配置有效地址',
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available: false,
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};
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}
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});
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}
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