import uuid
from datetime import datetime
from typing import Any, Optional

from pydantic import ConfigDict

from common.enums import CardType, ChatSender, DeliveryType, QuotationStatus, QuotationType, SessionStatus
from common.models.gmodel import Res_PageProtocol, Res_WebPacketProtocol, WebPacketProtocol


class QuotationProtocol(WebPacketProtocol):
    pass


class Req_CreateQuotation(QuotationProtocol):
    qt_setting_id: uuid.UUID
    version_id: Optional[uuid.UUID] = None  # 미지정 시 기본 전략 버전(card.versions 시드)으로 채움
    name: str = ""
    number: str = ""
    type: int = 0
    status: int = 0
    start_time: Optional[datetime] = None  # 미지정 시 생성 시각(UTC)
    end_time: datetime
    round: int = 1
    manager_name: Optional[str] = None
    manager_email: Optional[str] = None
    manager_contact_number: Optional[str] = None
    memo: Optional[str] = None
    item_ids: list[uuid.UUID] = []      # 협상 대상 상품. item×supplier 조합마다 세션 1개 생성
    supplier_ids: list[uuid.UUID] = []  # 협상 초청 공급사
    card_ids: list[uuid.UUID] = []      # 선택 협상카드. 버전을 만들어 묶고 quotation.version_id 로 연결


class QuotationData(WebPacketProtocol):
    model_config = ConfigDict(from_attributes=True)

    qt_id: uuid.UUID
    user_id: uuid.UUID
    qt_setting_id: uuid.UUID
    version_id: uuid.UUID
    name: str
    number: str
    type: QuotationType
    round: int = 1
    status: QuotationStatus
    start_time: datetime
    end_time: datetime
    manager_name: Optional[str] = None
    manager_email: Optional[str] = None
    manager_contact_number: Optional[str] = None
    memo: Optional[str] = None
    iteration: int = 0
    preferred_sp_yn: Optional[bool] = None
    preferred_sp_id: Optional[uuid.UUID] = None
    preferred_sp_name: Optional[str] = None
    equal_bid_yn: Optional[bool] = None
    equal_bid_data: Optional[Any] = None
    participation_count: int = 0  # 견적별 참여 협력사 수(세션 distinct supplier). 목록 집계로 채움.
    item_id: Optional[uuid.UUID] = None  # 대표 상품 id(세션의 첫 item). 목록 조인으로 채움.
    item_name: Optional[str] = None  # 대표 상품명. 목록 조인으로 채움.
    created_at: Optional[datetime] = None
    updated_at: Optional[datetime] = None


class Res_Quotation(Res_WebPacketProtocol):
    quotation: Optional[QuotationData] = None


class Res_QuotationList(Res_PageProtocol):
    quotations: list[QuotationData] = []


class Res_DeleteQuotation(Res_WebPacketProtocol):
    pass


class SessionData(WebPacketProtocol):
    model_config = ConfigDict(from_attributes=True)

    session_id: uuid.UUID
    qt_id: uuid.UUID
    supplier_id: uuid.UUID
    item_id: uuid.UUID
    qt_number: str
    qt_round: int
    qt_type: QuotationType
    target_price: int
    status: SessionStatus
    bid_price: Optional[int] = None
    bid_at: Optional[datetime] = None
    end_time: datetime
    reject_reason: Optional[str] = None
    reject_price: Optional[int] = None
    reject_delivery_type: Optional[DeliveryType] = None
    url: str = ""  # 세션 chat 실행 URL(공급사 협상 프론트). DB 미저장 — session_id 로 구성


class AsyncJob(WebPacketProtocol):
    status: str = ""
    message: str = ""


class Res_CreateQuotation(Res_WebPacketProtocol):
    quotation: Optional[QuotationData] = None
    sessions: list[SessionData] = []  # 견적 생성과 함께 만들어진 협상 세션(각 url 포함)
    async_job: Optional[AsyncJob] = None


class Res_QuotationStatus(Res_WebPacketProtocol):
    qt_id: Optional[uuid.UUID] = None
    job_status: int = 0
    message: str = ""


class Res_QuotationSessions(Res_WebPacketProtocol):
    qt_id: Optional[uuid.UUID] = None
    sessions: list[SessionData] = []
    total: int = 0


class ChatMessageData(WebPacketProtocol):
    model_config = ConfigDict(from_attributes=True)

    chat_id: uuid.UUID
    session_id: uuid.UUID
    card_id: Optional[uuid.UUID] = None
    index: int
    sender: ChatSender
    target_price: int
    card_used_yn: Optional[bool] = None
    indicator_value: Optional[float] = None
    card_type: Optional[CardType] = None
    script: Optional[str] = None
    step: Optional[str] = None


class Res_SessionChat(Res_WebPacketProtocol):
    session_id: Optional[uuid.UUID] = None
    messages: list[ChatMessageData] = []


class Res_QuotationResult(Res_WebPacketProtocol):
    qt_id: Optional[uuid.UUID] = None
    winner_supplier_id: Optional[uuid.UUID] = None
    winner_supplier_name: Optional[str] = None
    is_equal_bid: Optional[bool] = None
    equal_bid_data: Optional[Any] = None
    result_count: int = 0


class QuotationCardData(WebPacketProtocol):
    session_card_id: uuid.UUID
    qt_id: Optional[uuid.UUID] = None
    nego_card_id: Optional[uuid.UUID] = None
    wild_card_id: Optional[uuid.UUID] = None
    type: Optional[CardType] = None
    number: Optional[str] = None
    name: Optional[str] = None
    script: Optional[str] = None  # 협상 멘트(평문)
    edit_script: Optional[Any] = None  # 협상 멘트(Slate 서식본)
    condition: Optional[str] = None  # 와일드카드 전용: 사용 조건(트리거)
    memo: Optional[str] = None  # 와일드카드 전용: 메모


class Res_QuotationCards(Res_WebPacketProtocol):
    qt_id: Optional[uuid.UUID] = None
    cards: list[QuotationCardData] = []