import uuid
from datetime import datetime
from typing import Any
from pydantic import BaseModel
from app.domains.orders.models import OrderStatus, ItemStatus, AIValidationStatus


class ComponentData(BaseModel):
    part_name: str | None = None
    material: str | None = None
    component_type: str | None = None
    column_index: int | None = None


class OrderItemCreate(BaseModel):
    row_index: int
    ebene1: str | None = None
    ebene2: str | None = None
    baureihe: str | None = None
    pim_id: str | None = None
    produkt_baureihe: str | None = None
    gewaehltes_produkt: str | None = None
    name_cad_modell: str | None = None
    gewuenschte_bildnummer: str | None = None
    lagertyp: str | None = None
    medias_rendering: bool | None = None
    components: list[ComponentData] = []


class OrderItemOut(BaseModel):
    id: uuid.UUID
    order_id: uuid.UUID
    row_index: int
    ebene1: str | None
    ebene2: str | None
    baureihe: str | None
    pim_id: str | None
    produkt_baureihe: str | None
    gewaehltes_produkt: str | None
    name_cad_modell: str | None
    gewuenschte_bildnummer: str | None
    lagertyp: str | None
    medias_rendering: bool | None
    components: list[dict]
    cad_file_id: uuid.UUID | None
    thumbnail_path: str | None
    cad_parsed_objects: list[str] | None = None
    cad_part_materials: list[dict] = []
    ai_validation_status: AIValidationStatus
    ai_validation_result: dict | None
    item_status: ItemStatus
    notes: str | None
    created_at: datetime

    model_config = {"from_attributes": True}


class RejectOrderRequest(BaseModel):
    reason: str = ""
    notify_client: bool = True


class OrderLineCreate(BaseModel):
    product_id: uuid.UUID
    output_type_id: uuid.UUID | None = None
    render_position_id: uuid.UUID | None = None
    global_render_position_id: uuid.UUID | None = None
    gewuenschte_bildnummer: str | None = None
    material_override: str | None = None
    notes: str | None = None


class OrderLineOut(BaseModel):
    id: uuid.UUID
    order_id: uuid.UUID
    product_id: uuid.UUID
    product: Any  # ProductOut — forward ref to avoid circular imports
    output_type_id: uuid.UUID | None
    output_type: Any | None  # OutputTypeOut
    gewuenschte_bildnummer: str | None
    item_status: str
    render_status: str
    result_path: str | None
    thumbnail_url: str | None = None
    ai_validation_status: str
    ai_validation_result: dict | None
    render_backend_used: str | None = None
    flamenco_job_id: str | None = None
    unit_price: float | None = None
    render_position_id: uuid.UUID | None = None
    render_position_name: str | None = None
    render_log: dict | None = None
    render_started_at: datetime | None = None
    render_completed_at: datetime | None = None
    material_override: str | None = None
    notes: str | None
    created_at: datetime
    updated_at: datetime

    model_config = {"from_attributes": True}


class OrderCreate(BaseModel):
    template_id: uuid.UUID | None = None
    source_excel: str | None = None
    notes: str | None = None
    items: list[OrderItemCreate] = []
    lines: list[OrderLineCreate] = []


class OrderOut(BaseModel):
    id: uuid.UUID
    order_number: str
    template_id: uuid.UUID | None
    status: OrderStatus
    created_by: uuid.UUID
    source_excel: str | None
    notes: str | None
    created_at: datetime
    updated_at: datetime
    submitted_at: datetime | None = None
    processing_started_at: datetime | None = None
    completed_at: datetime | None = None
    rejected_at: datetime | None = None
    rejection_reason: str | None = None
    estimated_price: float | None = None
    item_count: int = 0
    line_count: int = 0
    render_progress: dict | None = None

    model_config = {"from_attributes": True}


class OrderDetailOut(OrderOut):
    items: list[OrderItemOut] = []
    lines: list[OrderLineOut] = []