"""定植管理 数据模型"""
from datetime import datetime

from sqlalchemy import Float, ForeignKey, Index, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column

from app.core.base_model import MappedBase, ModelMixin, UserMixin


class PlantingModel(ModelMixin, UserMixin, MappedBase):
    """定植管理 主数据表。"""

    __tablename__ = "bre_planting"

    combination_id: Mapped[int] = mapped_column(
        Integer, ForeignKey("bre_cross_combination.id", ondelete="CASCADE"),
        index=True, nullable=False, comment="杂交组合"
    )

    plot_id: Mapped[int] = mapped_column(
        Integer, ForeignKey("bre_plot.id", ondelete="CASCADE"),
        index=True, nullable=True, comment="试验地块"
    )

    planting_date: Mapped[str | None] = mapped_column(String(20), nullable=True, comment="定植日期", default=None)

    tree_count: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="定植株数", default=None)

    row_no: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="行号", default=None)

    col_no: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="列号", default=None)

    bre_personnel_id: Mapped[int] = mapped_column(
        Integer, ForeignKey("bre_personnel.id", ondelete="CASCADE"),
        index=True, nullable=True, comment="定植人"
    )

    seedling_id: Mapped[int] = mapped_column(
        Integer, ForeignKey("bre_seedling.id", ondelete="CASCADE"),
        index=True, nullable=True, comment="育苗批次"
    )

    seed_lot_id: Mapped[int | None] = mapped_column(
        Integer, ForeignKey("bre_seed_lot.id", ondelete="SET NULL"),
        index=True, nullable=True, comment="种子来源批（选择强度链，规格 §3.13）"
    )

    rootstock_id: Mapped[int | None] = mapped_column(
        Integer, ForeignKey("bre_rootstock.id", ondelete="SET NULL"),
        index=True, nullable=True, comment="砧木"
    )

    entry_id: Mapped[int | None] = mapped_column(
        Integer, ForeignKey("bre_trial_study_entry.id", ondelete="SET NULL"),
        index=True, nullable=True, comment="参试条目"
    )

    trial_study_id: Mapped[int | None] = mapped_column(
        Integer, ForeignKey("bre_trial_study.id", ondelete="SET NULL"),
        index=True, nullable=True, comment="所属试验研究点"
    )

    block_no: Mapped[int | None] = mapped_column(Integer, nullable=True, comment="区组号", default=None)

    remark: Mapped[str | None] = mapped_column(Text, nullable=True, comment="备注", default=None)

    # 无 status 列：覆盖基类默认 ix_<表>_status_deleted 索引，
    # 仅保留 (created_time, is_deleted) 复合索引用于数据权限过滤。
    __table_args__ = (
        Index("ix_bre_planting_created_deleted", "created_time", "is_deleted"),
    )