fix(chat): support body and content fields in world and DM chat messages; feat(audio): add sound toggle switch and mute controls

backend/app/routers/chat_world.py

@@ -39,7 +39,7 @@ from datetime import datetime
 from typing import Annotated
 
 from fastapi import APIRouter, Depends, HTTPException, Query, status
-from pydantic import BaseModel, Field
+from pydantic import BaseModel, Field, computed_field, model_validator
 from sqlalchemy import and_, or_, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import joinedload
@@ -68,9 +68,31 @@ _BODY_MAX_LEN = 4000
 
 
 class SendWorldMessageRequest(BaseModel):
-    body: str = Field(..., min_length=1, max_length=_BODY_MAX_LEN)
+    body: str | None = Field(default=None, max_length=_BODY_MAX_LEN)
+    content: str | None = Field(default=None, max_length=_BODY_MAX_LEN)
     room_id: int | None = None
 
+    @model_validator(mode="before")
+    @classmethod
+    def resolve_body_or_content(cls, data: object) -> object:
+        if isinstance(data, dict):
+            if not data.get("body") and data.get("content"):
+                data["body"] = data["content"]
+            elif not data.get("content") and data.get("body"):
+                data["content"] = data["body"]
+        return data
+
+    @model_validator(mode="after")
+    def check_non_empty(self) -> SendWorldMessageRequest:
+        text = self.body or self.content
+        if not text or len(text.strip()) < 1:
+            raise ValueError("Message body or content must not be empty")
+        if not self.body:
+            self.body = text
+        if not self.content:
+            self.content = text
+        return self
+
 
 class AuthorInfo(BaseModel):
     id: int | None
@@ -92,6 +114,11 @@ class WorldMessageResponse(BaseModel):
 
     model_config = {"from_attributes": True}
 
+    @computed_field
+    @property
+    def content(self) -> str:
+        return self.body
+
 
 class WorldMessageListResponse(BaseModel):
     messages: list[WorldMessageResponse]