"""admin CPS 分发与对账 schemas。金额统一「分」(cents),前端 yuan() 展示。"""
from __future__ import annotations

from datetime import datetime

from pydantic import BaseModel, ConfigDict, Field


# ───────────── 群(sid) ─────────────
class CpsGroupOut(BaseModel):
    model_config = ConfigDict(from_attributes=True)

    id: int
    sid: str
    name: str
    member_count: int | None = None
    status: str
    remark: str | None = None
    created_at: datetime


class CpsGroupCreate(BaseModel):
    name: str = Field(min_length=1, max_length=128)
    # 留空 → 后端自动生成 g<id>;填写则必须字母+数字(美团 sid 限制)。
    sid: str | None = Field(default=None, max_length=64, pattern=r"^[A-Za-z0-9]+$")
    member_count: int | None = Field(default=None, ge=0)
    remark: str | None = Field(default=None, max_length=256)


class CpsGroupUpdate(BaseModel):
    name: str | None = Field(default=None, min_length=1, max_length=128)
    member_count: int | None = Field(default=None, ge=0)
    status: str | None = Field(default=None, pattern=r"^(active|archived)$")
    remark: str | None = Field(default=None, max_length=256)


# ───────────── 活动(actId) ─────────────
class CpsActivityOut(BaseModel):
    model_config = ConfigDict(from_attributes=True)

    id: int
    platform: str
    name: str
    act_id: str | None = None
    product_view_sign: str | None = None
    status: str
    remark: str | None = None
    created_at: datetime


class CpsActivityCreate(BaseModel):
    name: str = Field(min_length=1, max_length=128)
    platform: str = Field(default="meituan", pattern=r"^(meituan|taobao|jd)$")
    act_id: str | None = Field(default=None, max_length=64)
    product_view_sign: str | None = Field(default=None, max_length=128)
    remark: str | None = Field(default=None, max_length=256)


# ───────────── 转链 ─────────────
class CpsReferralLinkRequest(BaseModel):
    group_id: int
    activity_id: int
    # 链接类型:1长链 2短链 3deeplink。默认短链(微信可打开)+deeplink。
    link_types: list[int] = Field(default_factory=lambda: [2, 3])


class CpsReferralLinkOut(BaseModel):
    redirect_url: str  # ★ 我们的群发短链(/c/{code}),发群就用这个,点击经我们统计
    code: str
    sid: str
    group_name: str
    activity_name: str
    target_url: str  # 实际 302 跳转的美团短链
    link_map: dict[str, str]  # 美团原始 1长链/2短链/3deeplink(参考/备用)


# ───────────── 对账拉单 ─────────────
class CpsReconcileResult(BaseModel):
    fetched: int      # 本次美团返回的订单条数
    inserted: int     # 新入库
    updated: int      # 已存在→更新状态/佣金
    pages: int        # 翻了几页


# ───────────── 订单明细 ─────────────
class CpsOrderOut(BaseModel):
    model_config = ConfigDict(from_attributes=True)

    id: int
    order_id: str
    sid: str | None = None
    act_id: str | None = None
    pay_price_cents: int | None = None
    commission_cents: int | None = None
    commission_rate: str | None = None
    mt_status: str | None = None
    invalid_reason: str | None = None
    product_name: str | None = None
    pay_time: datetime | None = None


# ───────────── 统计 ─────────────
class CpsGroupStat(BaseModel):
    group_id: int | None = None   # None = 未归群的 sid(历史/其它来源)
    sid: str | None = None
    name: str
    member_count: int | None = None
    click_pv: int = 0             # 点击总次数
    click_uv: int = 0             # 独立点击(按 ip+ua 近似去重)
    order_count: int              # 有效订单数(不含取消/风控)
    settled_count: int            # 已结算单数
    canceled_count: int           # 取消+风控单数
    gmv_cents: int                # 成交额(有效单 payPrice 合计)
    est_commission_cents: int     # 预估佣金(有效单 profit 合计)
    settled_commission_cents: int  # 已结算佣金


class CpsStatsOut(BaseModel):
    groups: list[CpsGroupStat]
    total_order_count: int
    total_est_commission_cents: int
    total_settled_commission_cents: int