"""add_CropCd_input_table

Revision ID: 669ebfbec09b
Revises: 95832ecc0bdc
Create Date: 2025-07-12 01:03:04.780668

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '669ebfbec09b'
down_revision = '95832ecc0bdc'
branch_labels = None
depends_on = None


def upgrade():
    """升级数据库到当前版本"""
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('CropCd_input_data',
    sa.Column('ID', sa.Integer(), autoincrement=True, nullable=False, comment='自增主键'),
    sa.Column('Farmland_ID', sa.Integer(), nullable=False, comment='关联农地ID'),
    sa.Column('Sample_ID', sa.Integer(), nullable=False, comment='关联样点ID'),
    sa.Column('002_0002IDW', sa.Float(), nullable=True, comment='粉粒组分(0.002~0.02mm)质量占比[%]'),
    sa.Column('02_002IDW', sa.Float(), nullable=True, comment='砂粒组分(0.02~0.2mm)质量占比[%]'),
    sa.Column('2_02IDW', sa.Float(), nullable=True, comment='石砾组分(＞2mm)质量占比[%]'),
    sa.Column('AvaP', sa.Float(), nullable=True, comment='速效钾(mg/kg)（对应Soil_data.AvaK_IDW）'),
    sa.Column('AvaK_IDW', sa.Float(), nullable=True, comment='有效磷(mg/kg)（对应Soil_data.AvaP_IDW）'),
    sa.Column('SAvaK_IDW', sa.Float(), nullable=True, comment='缓效钾(mg/kg)'),
    sa.Column('TAl_IDW', sa.Float(), nullable=True, comment='全铝含量(%)'),
    sa.Column('TCa_IDW', sa.Float(), nullable=True, comment='全钙含量(%)'),
    sa.Column('TFe_IDW', sa.Float(), nullable=True, comment='全铁含量(%)'),
    sa.Column('TMg_IDW', sa.Float(), nullable=True, comment='全镁含量(%)'),
    sa.Column('TMn_IDW', sa.Float(), nullable=True, comment='全锰含量(mg/kg)'),
    sa.Column('TN_IDW', sa.Float(), nullable=True, comment='全氮含量(g/kg)'),
    sa.Column('TS_IDW', sa.Float(), nullable=True, comment='全硫含量(g/kg)'),
    sa.Column('solution', sa.Float(), nullable=True, comment='LN(POR_Layer/bd020_90 * 112000*Cd.solution)'),
    sa.ForeignKeyConstraint(['Farmland_ID', 'Sample_ID'], ['Farmland_data.Farmland_ID', 'Farmland_data.Sample_ID'], ),
    sa.PrimaryKeyConstraint('ID'),
    comment='作物镉预测模型输入数据'
    )
    # ### end Alembic commands ###


def downgrade():
    """将数据库降级到上一版本"""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_table('CropCd_input_data')
    # ### end Alembic commands ###