from pydantic import BaseModel, Field

from app.schemas.common import NaiveDatetime


class SetManagerRequest(BaseModel):
    user_id: str | None = Field(None, description="设为管理人的前台用户ID；传 null 表示取消管理人")


class TeamMemberOut(BaseModel):
    id: str
    username: str
    phone: str | None = None
    credits: float
    is_active: bool = True
    joined_at: NaiveDatetime

    model_config = {"from_attributes": True}


class ManagerTransferRequest(BaseModel):
    target_user_id: str = Field(..., description="接收积分的成员用户ID")
    amount: float = Field(gt=0, description="转账积分数量（正数）")
    direction: str = Field(default="increase", pattern="^(increase|decrease)$", description="increase=管理人转给成员；decrease=从成员扣减回管理人")
    description: str | None = Field(None, max_length=256, description="转账说明")


class ManagedTeamOut(BaseModel):
    id: str
    name: str
    code: str | None = None
    description: str | None = None
    status: str
    member_count: int = 0
    manager_id: str | None = None
    manager_name: str | None = None

    model_config = {"from_attributes": True}