实现图片解密设置页

src/shared/image-decryption.ts

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+export type ImageKeySource = 'secure-storage' | 'legacy-settings' | 'environment' | 'none'
+export type ImageResourceState = 'available' | 'unavailable' | 'unknown'
+
+export interface ImageKeyConfigResult {
+  success: boolean
+  configured: boolean
+  saved: boolean
+  encryptionAvailable: boolean
+  source: ImageKeySource
+  accountId?: string
+  resourceRoot: string
+  xorKey?: string
+  aesKey?: string
+  updatedAt?: number
+  error?: string
+}
+
+export interface ImageResourceCheck {
+  state: ImageResourceState
+  detail: string
+}
+
+export interface ImageDecryptionStatus {
+  configured: boolean
+  saved: boolean
+  encryptionAvailable: boolean
+  source: ImageKeySource
+  accountId?: string
+  resourceRoot: string
+  updatedAt?: number
+  platform: NodeJS.Platform
+  autoDetectSupported: boolean
+  wechatRunning: boolean
+  accountIdentified: boolean
+  cacheState: 'normal' | 'unavailable'
+  resources: {
+    imageIndex: ImageResourceCheck
+    imageDirectory: ImageResourceCheck
+    thumbnail: ImageResourceCheck
+    original: ImageResourceCheck
+    sticker: ImageResourceCheck
+    video: ImageResourceCheck
+  }
+}
+
+export interface SaveImageKeyRequest {
+  resourceRoot: string
+  xorKey: string
+  aesKey: string
+}
+
+export interface TestImageDecryptionRequest extends SaveImageKeyRequest {
+  userMd5: string
+}
+
+export interface ImageDecryptionTestResult {
+  success: boolean
+  code?:
+    | 'NOT_CONFIGURED'
+    | 'NO_CONVERSATION'
+    | 'NO_IMAGE_MESSAGE'
+    | 'FILE_NOT_FOUND'
+    | 'DECRYPT_FAILED'
+    | 'ACCOUNT_MISMATCH'
+    | 'UNKNOWN'
+  error?: string
+  fileFound: boolean
+  decrypted: boolean
+  readable: boolean
+  isThumbnail?: boolean
+}