2026-06-13 23:27:12 +08:00
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from datetime import datetime
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from typing import Literal
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2026-06-16 17:03:18 +08:00
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from pydantic import BaseModel, ConfigDict, Field
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2026-06-13 23:27:12 +08:00
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2026-06-20 06:56:17 +08:00
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SystemMessageType = Literal["info", "warning", "error", "success"]
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2026-06-13 23:27:12 +08:00
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class SystemMessagePublic(BaseModel):
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2026-06-16 17:03:18 +08:00
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model_config = ConfigDict(from_attributes=True)
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2026-06-13 23:27:12 +08:00
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id: str
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title: str
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content: str
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2026-06-20 06:56:17 +08:00
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message_type: SystemMessageType
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2026-06-13 23:27:12 +08:00
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target_user_id: str | None
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is_read: bool
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created_at: datetime
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read_at: datetime | None
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class SystemMessageListResponse(BaseModel):
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items: list[SystemMessagePublic]
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total: int
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unread_count: int
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class SystemMessageCreateRequest(BaseModel):
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title: str = Field(min_length=1, max_length=255)
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content: str = Field(min_length=1)
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2026-06-20 06:56:17 +08:00
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message_type: SystemMessageType = Field(default="info")
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2026-06-13 23:27:12 +08:00
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target_user_id: str | None = Field(default=None, description="发送给特定用户，为空则全员广播")
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class SystemMessageMarkReadRequest(BaseModel):
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message_ids: list[str] = Field(min_length=1, description="要标记为已读的消息ID列表")
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