wmq
80 lines
2.9 KiB
JavaScript
80 lines
2.9 KiB
JavaScript
const base = () => (process.env.TELEGRAM_GATEWAY_URL || 'http://host.docker.internal:3000/api').replace(/\/$/, '')
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let gatewayToken = process.env.TELEGRAM_GATEWAY_TOKEN || ''
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let refreshPromise
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function tokenExpiresSoon(token) {
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try {
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const payload = JSON.parse(Buffer.from(token.split('.')[1], 'base64url').toString('utf8'))
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return !payload.exp || payload.exp * 1000 < Date.now() + 5 * 60 * 1000
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} catch {
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return true
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}
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}
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async function refreshGatewayToken() {
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if (refreshPromise) return refreshPromise
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refreshPromise = (async () => {
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const email = process.env.TELEGRAM_GATEWAY_SERVICE_EMAIL
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const password = process.env.TELEGRAM_GATEWAY_SERVICE_PASSWORD
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const tenantId = process.env.TELEGRAM_GATEWAY_TENANT_ID
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if (!email || !password || !tenantId) {
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throw Object.assign(new Error('Telegram 网关服务账号凭据尚未配置'), { status: 503 })
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}
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const response = await fetch(`${base()}/auth/login`, {
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method: 'POST',
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headers: { 'content-type': 'application/json' },
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body: JSON.stringify({ email, password, tenantId }),
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})
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const raw = await response.text()
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let result
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try { result = raw ? JSON.parse(raw) : null } catch { result = raw }
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const token = result?.data?.token || result?.token
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if (!response.ok || !token) {
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throw Object.assign(new Error(result?.message || 'Telegram 网关服务账号续签失败'), { status: response.status || 503 })
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}
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gatewayToken = token
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return token
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})().finally(() => { refreshPromise = undefined })
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return refreshPromise
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}
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export async function gatewayRequest(path, options = {}) {
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const tenantId = process.env.TELEGRAM_GATEWAY_TENANT_ID
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if (!tenantId) throw Object.assign(new Error('Telegram 网关租户尚未配置'), { status: 503 })
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if (!gatewayToken || tokenExpiresSoon(gatewayToken)) await refreshGatewayToken()
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const send = () => fetch(`${base()}${path}`, {
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...options,
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headers: {
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...(options.body instanceof FormData ? {} : { 'content-type': 'application/json' }),
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authorization: `Bearer ${gatewayToken}`,
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'x-tenant-id': tenantId,
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...(options.headers || {}),
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},
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})
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let response = await send()
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if (response.status === 401) {
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await refreshGatewayToken()
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response = await send()
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}
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const raw = await response.text()
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let result
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try { result = raw ? JSON.parse(raw) : null } catch { result = raw }
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if (!response.ok) {
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throw Object.assign(new Error(result?.message || `Telegram 网关请求失败 (${response.status})`), { status: response.status })
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}
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return result?.data ?? result
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}
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export function postGateway(path, body) {
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return gatewayRequest(path, { method: 'POST', body: JSON.stringify(body) })
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}
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export function putGateway(path, body) {
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return gatewayRequest(path, { method: 'PUT', body: JSON.stringify(body) })
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}
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export function uploadGateway(path, formData) {
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return gatewayRequest(path, { method: 'POST', body: formData })
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}
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