优化

utils/jwt-claims.js

@@ -0,0 +1,38 @@
+const EXACT_INTEGER_CLAIMS = [
+	'user_id',
+	'userId',
+	'tenant_id',
+	'tenantId',
+	'operator_tenant_id',
+	'membership_id',
+	'overseas_warehouse_id',
+	'actor_user_id',
+	'actor_membership_id'
+]
+
+function decodeBase64Url(value) {
+	const normalized = value.replace(/-/g, '+').replace(/_/g, '/')
+	const padded = normalized.padEnd(Math.ceil(normalized.length / 4) * 4, '=')
+	if (typeof atob === 'function') return decodeURIComponent(Array.from(atob(padded), (char) => `%${char.charCodeAt(0).toString(16).padStart(2, '0')}`).join(''))
+	throw new Error('当前运行环境无法解析登录令牌')
+}
+
+function restoreExactIntegerClaims(payload, claims) {
+	for (const key of EXACT_INTEGER_CLAIMS) {
+		const match = payload.match(new RegExp(`"${key}"\\s*:\\s*(-?\\d+)`))
+		if (match) claims[key] = match[1]
+	}
+	return claims
+}
+
+export function decodeAccessToken(token) {
+	const payloadPart = String(token || '').split('.')[1]
+	if (!payloadPart) throw new Error('登录响应中的 accessToken 格式无效')
+	try {
+		const payload = decodeBase64Url(payloadPart)
+		return restoreExactIntegerClaims(payload, JSON.parse(payload))
+	} catch (error) {
+		if (error.message === '当前运行环境无法解析登录令牌') throw error
+		throw new Error('登录响应中的 accessToken 无法解析')
+	}
+}