[add] i18n support zh,en

api/app/schemas/tenant_schema.py

@@ -11,6 +11,8 @@ class TenantBase(BaseModel):
     name: str = Field(..., description="租户名称", max_length=255)
     description: Optional[str] = Field(None, description="租户描述", max_length=1000)
     is_active: bool = Field(True, description="是否激活")
+    default_language: Optional[str] = Field('zh', description="租户默认语言", max_length=10)
+    supported_languages: Optional[List[str]] = Field(['zh', 'en'], description="租户支持的语言列表")
 
     @field_validator('name')
     @classmethod
@@ -18,6 +20,26 @@ class TenantBase(BaseModel):
         if not v or not v.strip():
             raise ValidationException('租户名称不能为空', code=BizCode.VALIDATION_FAILED)
         return v.strip()
+    
+    @field_validator('default_language')
+    @classmethod
+    def validate_default_language(cls, v):
+        if v:
+            # Validate language code format (2-letter code, optionally with region)
+            import re
+            if not re.match(r'^[a-z]{2}(-[A-Z]{2})?$', v):
+                raise ValidationException('语言代码格式不正确', code=BizCode.VALIDATION_FAILED)
+        return v
+    
+    @field_validator('supported_languages')
+    @classmethod
+    def validate_supported_languages(cls, v):
+        if v:
+            import re
+            for lang in v:
+                if not re.match(r'^[a-z]{2}(-[A-Z]{2})?$', lang):
+                    raise ValidationException(f'语言代码格式不正确: {lang}', code=BizCode.VALIDATION_FAILED)
+        return v
 
 
 class TenantCreate(TenantBase):
@@ -30,6 +52,8 @@ class TenantUpdate(BaseModel):
     name: Optional[str] = Field(None, description="租户名称", max_length=255)
     description: Optional[str] = Field(None, description="租户描述", max_length=1000)
     is_active: Optional[bool] = Field(None, description="是否激活")
+    default_language: Optional[str] = Field(None, description="租户默认语言", max_length=10)
+    supported_languages: Optional[List[str]] = Field(None, description="租户支持的语言列表")
 
     @field_validator('name')
     @classmethod
@@ -37,6 +61,25 @@ class TenantUpdate(BaseModel):
         if v is not None and (not v or not v.strip()):
             raise ValidationException('租户名称不能为空', code=BizCode.VALIDATION_FAILED)
         return v.strip() if v else v
+    
+    @field_validator('default_language')
+    @classmethod
+    def validate_default_language(cls, v):
+        if v:
+            import re
+            if not re.match(r'^[a-z]{2}(-[A-Z]{2})?$', v):
+                raise ValidationException('语言代码格式不正确', code=BizCode.VALIDATION_FAILED)
+        return v
+    
+    @field_validator('supported_languages')
+    @classmethod
+    def validate_supported_languages(cls, v):
+        if v:
+            import re
+            for lang in v:
+                if not re.match(r'^[a-z]{2}(-[A-Z]{2})?$', lang):
+                    raise ValidationException(f'语言代码格式不正确: {lang}', code=BizCode.VALIDATION_FAILED)
+        return v
 
 
 class Tenant(TenantBase):
@@ -62,4 +105,29 @@ class TenantList(BaseModel):
     total: int
     page: int
     size: int
-    pages: int
+    pages: int
+
+
+class TenantLanguageConfig(BaseModel):
+    """租户语言配置Schema"""
+    default_language: str = Field(..., description="租户默认语言", max_length=10)
+    supported_languages: List[str] = Field(..., description="租户支持的语言列表")
+    
+    @field_validator('default_language')
+    @classmethod
+    def validate_default_language(cls, v):
+        import re
+        if not re.match(r'^[a-z]{2}(-[A-Z]{2})?$', v):
+            raise ValidationException('语言代码格式不正确', code=BizCode.VALIDATION_FAILED)
+        return v
+    
+    @field_validator('supported_languages')
+    @classmethod
+    def validate_supported_languages(cls, v):
+        if not v:
+            raise ValidationException('支持的语言列表不能为空', code=BizCode.VALIDATION_FAILED)
+        import re
+        for lang in v:
+            if not re.match(r'^[a-z]{2}(-[A-Z]{2})?$', lang):
+                raise ValidationException(f'语言代码格式不正确: {lang}', code=BizCode.VALIDATION_FAILED)
+        return v