feat(chat): migrate chat protocol to lock detail

src/data/schemas/chat/chat_message.ts

@@ -3,24 +3,23 @@
  * 原始 Dart: ChatMessage (lib/data/models/chat/chat_response.dart)
  */
 import { z } from "zod";
+import { ChatImageSchema, ChatLockDetailSchema } from "./chat_payloads";
 
 export const ChatMessageSchema = z
   .object({
     role: z.string(),
+    type: z.string().default("text"),
     content: z.string(),
     id: z.string().default(""),
     createdAt: z.string().default(""),
     created_at: z.string().optional(),
-    imageUrl: z.string().nullable().default(null),
-    image_url: z.string().nullable().optional(),
-    isPrivate: z.boolean().nullable().default(null),
-    privateLocked: z.boolean().nullable().default(null),
-    privateHint: z.string().nullable().default(null),
+    audioUrl: z.string().nullable().default(null),
+    image: ChatImageSchema,
+    lockDetail: ChatLockDetailSchema,
   })
-  .transform(({ created_at, image_url, ...data }) => ({
+  .transform(({ created_at, ...data }) => ({
     ...data,
     createdAt: data.createdAt || created_at || "",
-    imageUrl: data.imageUrl || image_url || null,
   }));
 
 export type ChatMessageInput = z.input<typeof ChatMessageSchema>;

src/data/schemas/chat/chat_payloads.ts

@@ -0,0 +1,34 @@
+/**
+ * Chat wire payload fragments shared by send response and history messages.
+ */
+import { z } from "zod";
+
+export const ChatImageSchema = z
+  .object({
+    type: z.string().nullable().default(null),
+    url: z.string().nullable().default(null),
+  })
+  .default({ type: null, url: null });
+
+export const ChatLockDetailSchema = z
+  .object({
+    locked: z.boolean().default(false),
+    showContent: z.boolean().default(true),
+    showUpgrade: z.boolean().default(false),
+    reason: z.string().nullable().default(null),
+    hint: z.string().nullable().default(null),
+    detail: z.record(z.string(), z.unknown()).nullable().default(null),
+  })
+  .default({
+    locked: false,
+    showContent: true,
+    showUpgrade: false,
+    reason: null,
+    hint: null,
+    detail: null,
+  });
+
+export type ChatImageInput = z.input<typeof ChatImageSchema>;
+export type ChatImageData = z.output<typeof ChatImageSchema>;
+export type ChatLockDetailInput = z.input<typeof ChatLockDetailSchema>;
+export type ChatLockDetailData = z.output<typeof ChatLockDetailSchema>;

src/data/schemas/chat/chat_send_response.ts

@@ -3,39 +3,18 @@
  * 原始 Dart: ChatSendResponse (lib/data/models/chat/chat_response.dart)
  */
 import { z } from "zod";
-
-export const ChatBlockDetailSchema = z.object({
-  type: z.string(),
-  usedToday: z.number().optional(),
-  usedTotal: z.number().optional(),
-  limit: z.number(),
-});
+import { ChatImageSchema, ChatLockDetailSchema } from "./chat_payloads";
 
 export const ChatSendResponseSchema = z.object({
-  mode: z.string().default(""),
   reply: z.string(),
-  voiceUrl: z.string().default(""),
   audioUrl: z.string().default(""),
-  intimacyChange: z.number().default(0),
-  newIntimacy: z.number().default(0),
-  relationshipStage: z.string(),
-  currentMood: z.string().default(""),
   messageId: z.string(),
   isGuest: z.boolean().default(false),
   // 函数式 default —— 每次 parse 时重新调 Date.now()（后端不返回 timestamp 时用当下时间）
   timestamp: z.number().default(() => Date.now()),
-  blocked: z.boolean().nullable().default(null),
-  blockReason: z.string().nullable().default(null),
-  blockDetail: ChatBlockDetailSchema.nullable().default(null),
-  paywallTriggered: z.boolean().default(false),
-  showUpgrade: z.boolean().default(false),
-  imageType: z.string().nullable().default(null),
-  isPrivate: z.boolean().nullable().default(null),
-  privateLocked: z.boolean().nullable().default(null),
-  privateHint: z.string().nullable().default(null),
-  imageUrl: z.string().nullable().default(null),
+  image: ChatImageSchema,
+  lockDetail: ChatLockDetailSchema,
 });
 
 export type ChatSendResponseInput = z.input<typeof ChatSendResponseSchema>;
 export type ChatSendResponseData = z.output<typeof ChatSendResponseSchema>;
-export type ChatBlockDetailData = z.output<typeof ChatBlockDetailSchema>;

src/data/schemas/chat/index.ts

@@ -4,6 +4,7 @@
 
 export * from "./chat_history_response";
 export * from "./chat_message";
+export * from "./chat_payloads";
 export * from "./chat_send_response";
 export * from "./chat_sync_data";
 export * from "./chat_sync_request";