"""admin 首页轮播种子 schemas。金额单位:分(前端展示 ÷100 取元)。

种子 = 生成规则:masked_user 可空(空→feed 随机合成名)、金额是 [min_cents, max_cents] 区间。
"""
from __future__ import annotations

from pydantic import BaseModel


class OpsMarqueeSeedOut(BaseModel):
    id: int
    masked_user: str | None = None
    min_cents: int
    max_cents: int
    enabled: bool
    sort_order: int
    created_at: str | None = None


class OpsMarqueeSeedCreate(BaseModel):
    masked_user: str | None = None  # 空 / 不传 → feed 随机合成脱敏名
    min_cents: int
    max_cents: int
    enabled: bool = True
    sort_order: int = 0


class OpsMarqueeSeedUpdate(BaseModel):
    # masked_user:不传=不改;传空串=清空(改回随机合成);传值=固定该名
    masked_user: str | None = None
    min_cents: int | None = None
    max_cents: int | None = None
    enabled: bool | None = None
    sort_order: int | None = None


class OpsMarqueeSeedBulkCreate(BaseModel):
    """批量生成 count 条自动合成名种子(冷启动铺量)。"""
    count: int
    min_cents: int
    max_cents: int
    enabled: bool = True


class OpsSavingsFeedPreviewItem(BaseModel):
    masked_user: str
    saved_amount_cents: int
    time: str


class OpsSavingsFeedPreviewOut(BaseModel):
    """运营预览:实际混播出来的 feed(真实记录会插队,与客户端一致)。"""
    items: list[OpsSavingsFeedPreviewItem]