更新外观模块

frontend-vue/src/shared/utils/api-secret-store.ts

@@ -0,0 +1,156 @@
+export type ApiSecretModuleKey = 'appearance-patent' | 'similar-asin'
+
+export type ApiSecretRetention = 'session' | '1d' | '7d' | '30d' | 'forever'
+
+type ApiSecretRecord = {
+  value: string
+  retention: ApiSecretRetention
+  expiresAt: number | null
+  updatedAt: number
+}
+
+export type ApiSecretSnapshot = {
+  value: string
+  retention: ApiSecretRetention
+  expiresAt: number | null
+  updatedAt: number | null
+  exists: boolean
+}
+
+const STORAGE_PREFIX = 'brand:api-secret'
+
+function currentUserStorageId() {
+  if (typeof window === 'undefined') return '0'
+  return window.localStorage.getItem('uid') || '0'
+}
+
+function buildStorageKey(moduleKey: ApiSecretModuleKey) {
+  return `${STORAGE_PREFIX}:${currentUserStorageId()}:${moduleKey}`
+}
+
+function readStorageRecord(storage: Storage, moduleKey: ApiSecretModuleKey): ApiSecretRecord | null {
+  const raw = storage.getItem(buildStorageKey(moduleKey))
+  if (!raw) return null
+  try {
+    const parsed = JSON.parse(raw) as Partial<ApiSecretRecord>
+    if (typeof parsed.value !== 'string') return null
+    const retention = normalizeRetention(parsed.retention)
+    const expiresAt = typeof parsed.expiresAt === 'number' ? parsed.expiresAt : null
+    const updatedAt = typeof parsed.updatedAt === 'number' ? parsed.updatedAt : Date.now()
+    return {
+      value: parsed.value,
+      retention,
+      expiresAt,
+      updatedAt,
+    }
+  } catch {
+    return null
+  }
+}
+
+function normalizeRetention(value: unknown): ApiSecretRetention {
+  switch (value) {
+    case '1d':
+    case '7d':
+    case '30d':
+    case 'forever':
+    case 'session':
+      return value
+    default:
+      return 'session'
+  }
+}
+
+function retentionToExpiresAt(retention: ApiSecretRetention, now: number) {
+  switch (retention) {
+    case '1d':
+      return now + 24 * 60 * 60 * 1000
+    case '7d':
+      return now + 7 * 24 * 60 * 60 * 1000
+    case '30d':
+      return now + 30 * 24 * 60 * 60 * 1000
+    case 'forever':
+      return null
+    case 'session':
+    default:
+      return null
+  }
+}
+
+function isExpired(record: ApiSecretRecord) {
+  return record.expiresAt != null && record.expiresAt <= Date.now()
+}
+
+function clearStorageRecord(storage: Storage, moduleKey: ApiSecretModuleKey) {
+  storage.removeItem(buildStorageKey(moduleKey))
+}
+
+function getLiveRecord(moduleKey: ApiSecretModuleKey): ApiSecretRecord | null {
+  if (typeof window === 'undefined') return null
+
+  const sessionRecord = readStorageRecord(window.sessionStorage, moduleKey)
+  if (sessionRecord) {
+    return sessionRecord
+  }
+
+  const localRecord = readStorageRecord(window.localStorage, moduleKey)
+  if (!localRecord) return null
+  if (isExpired(localRecord)) {
+    clearStorageRecord(window.localStorage, moduleKey)
+    return null
+  }
+  return localRecord
+}
+
+export function getStoredApiSecret(moduleKey: ApiSecretModuleKey) {
+  return getLiveRecord(moduleKey)?.value || ''
+}
+
+export function getStoredApiSecretSnapshot(moduleKey: ApiSecretModuleKey): ApiSecretSnapshot {
+  const record = getLiveRecord(moduleKey)
+  if (!record) {
+    return {
+      value: '',
+      retention: 'session',
+      expiresAt: null,
+      updatedAt: null,
+      exists: false,
+    }
+  }
+  return {
+    value: record.value,
+    retention: record.retention,
+    expiresAt: record.expiresAt,
+    updatedAt: record.updatedAt,
+    exists: true,
+  }
+}
+
+export function saveStoredApiSecret(
+  moduleKey: ApiSecretModuleKey,
+  value: string,
+  retention: ApiSecretRetention,
+) {
+  if (typeof window === 'undefined') return
+
+  const trimmedValue = value.trim()
+  clearStoredApiSecret(moduleKey)
+  if (!trimmedValue) return
+
+  const now = Date.now()
+  const record: ApiSecretRecord = {
+    value: trimmedValue,
+    retention,
+    expiresAt: retentionToExpiresAt(retention, now),
+    updatedAt: now,
+  }
+
+  const storage = retention === 'session' ? window.sessionStorage : window.localStorage
+  storage.setItem(buildStorageKey(moduleKey), JSON.stringify(record))
+}
+
+export function clearStoredApiSecret(moduleKey: ApiSecretModuleKey) {
+  if (typeof window === 'undefined') return
+  clearStorageRecord(window.sessionStorage, moduleKey)
+  clearStorageRecord(window.localStorage, moduleKey)
+}