"""empty message

Revision ID: 5409f28814f9
Revises: 83b464bfff02
Create Date: 2025-10-30 22:31:50.159590

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '5409f28814f9'
down_revision = '83b464bfff02'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('sys_file_directory',
    sa.Column('name', sa.String(length=255), nullable=False, comment='目录名称'),
    sa.Column('path', sa.String(length=1024), nullable=False, comment='完整路径'),
    sa.Column('parent_id', sa.String(length=36), nullable=True),
    sa.Column('level', sa.Integer(), nullable=True, comment='层级'),
    sa.Column('sort', sa.Integer(), nullable=True, comment='排序'),
    sa.Column('icon', sa.String(length=128), nullable=True, comment='目录图标'),
    sa.Column('color', sa.String(length=32), nullable=True, comment='颜色标记'),
    sa.Column('description', sa.Text(), nullable=True, comment='目录描述'),
    sa.Column('default_storage_type', sa.String(length=32), nullable=True, comment='默认存储类型'),
    sa.Column('status', sa.Enum('enabled', 'disabled', name='statusenum'), nullable=False, comment='状态'),
    sa.Column('id', sa.String(length=36), nullable=False, comment='标识'),
    sa.Column('created_at', sa.DateTime(), nullable=False, comment='创建时间'),
    sa.Column('updated_at', sa.DateTime(), nullable=False, comment='更新时间'),
    sa.Column('remark', sa.String(length=255), nullable=True, comment='备注'),
    sa.ForeignKeyConstraint(['parent_id'], ['sys_file_directory.id'], name=op.f('fk_sys_file_directory_parent_id_sys_file_directory'), ondelete='CASCADE'),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_sys_file_directory')),
    mysql_charset='utf8mb4',
    mysql_collate='utf8mb4_general_ci'
    )
    with op.batch_alter_table('sys_file_directory', schema=None) as batch_op:
        batch_op.create_index(batch_op.f('ix_sys_file_directory_path'), ['path'], unique=False)

    op.create_table('sys_file',
    sa.Column('filename', sa.String(length=255), nullable=False, comment='原始文件名'),
    sa.Column('file_key', sa.String(length=512), nullable=False, comment='存储路径'),
    sa.Column('file_hash', sa.String(length=64), nullable=True, comment='文件哈希'),
    sa.Column('mime_type', sa.String(length=128), nullable=True, comment='MIME类型'),
    sa.Column('file_size', sa.BigInteger(), nullable=False, comment='文件大小(字节)'),
    sa.Column('extension', sa.String(length=32), nullable=True, comment='文件扩展名'),
    sa.Column('storage_type', sa.Enum('local', 'aliyun_oss', 'tencent_cos', 'qiniu_kodo', 'huawei_obs', 'aws_s3', 'minio', name='storagetypeenum'), nullable=False, comment='存储类型'),
    sa.Column('storage_bucket', sa.String(length=128), nullable=True, comment='存储桶'),
    sa.Column('storage_region', sa.String(length=64), nullable=True, comment='存储区域'),
    sa.Column('storage_endpoint', sa.String(length=255), nullable=True, comment='存储端点'),
    sa.Column('storage_meta', sa.JSON(), nullable=True, comment='存储元信息'),
    sa.Column('directory_id', sa.String(length=36), nullable=True),
    sa.Column('metadata', sa.JSON(), nullable=True, comment='扩展元数据'),
    sa.Column('status', sa.Enum('enabled', 'disabled', name='statusenum'), nullable=False, comment='状态'),
    sa.Column('id', sa.String(length=36), nullable=False, comment='标识'),
    sa.Column('created_at', sa.DateTime(), nullable=False, comment='创建时间'),
    sa.Column('updated_at', sa.DateTime(), nullable=False, comment='更新时间'),
    sa.Column('remark', sa.String(length=255), nullable=True, comment='备注'),
    sa.ForeignKeyConstraint(['directory_id'], ['sys_file_directory.id'], name=op.f('fk_sys_file_directory_id_sys_file_directory'), ondelete='SET NULL'),
    sa.PrimaryKeyConstraint('id', name=op.f('pk_sys_file')),
    mysql_charset='utf8mb4',
    mysql_collate='utf8mb4_general_ci'
    )
    with op.batch_alter_table('sys_file', schema=None) as batch_op:
        batch_op.create_index(batch_op.f('ix_sys_file_directory_id'), ['directory_id'], unique=False)
        batch_op.create_index(batch_op.f('ix_sys_file_file_hash'), ['file_hash'], unique=False)
        batch_op.create_index(batch_op.f('ix_sys_file_file_key'), ['file_key'], unique=True)

    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('sys_file', schema=None) as batch_op:
        batch_op.drop_index(batch_op.f('ix_sys_file_file_key'))
        batch_op.drop_index(batch_op.f('ix_sys_file_file_hash'))
        batch_op.drop_index(batch_op.f('ix_sys_file_directory_id'))

    op.drop_table('sys_file')
    with op.batch_alter_table('sys_file_directory', schema=None) as batch_op:
        batch_op.drop_index(batch_op.f('ix_sys_file_directory_path'))

    op.drop_table('sys_file_directory')
    # ### end Alembic commands ###