"""Add view column to setting table

Revision ID: 59729e468045
Revises: 787bdba9e147
Create Date: 2018-08-17 16:17:31.058782

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = '59729e468045'
down_revision = '787bdba9e147'
branch_labels = None
depends_on = None


def update_data():
    setting_table = sa.sql.table('setting',
        sa.sql.column('id', sa.Integer),
        sa.sql.column('name', sa.String),
        sa.sql.column('value', sa.String),
        sa.sql.column('view', sa.String)
    )

    # just update previous records which have id <= 7
    op.execute(
        setting_table.update().where(setting_table.c.id <= 7).values({'view': 'basic'})
    )

    # add more new settings
    op.bulk_insert(setting_table,
        [
            {'id': 8, 'name': 'site_name', 'value': 'PowerDNS-Admin', 'view': 'basic'},
            {'id': 9, 'name': 'pdns_api_url', 'value': '', 'view': 'pdns'},
            {'id': 10, 'name': 'pdns_api_key', 'value': '', 'view': 'pdns'},
            {'id': 11, 'name': 'pdns_version', 'value': '4.1.1', 'view': 'pdns'},
            {'id': 12, 'name': 'local_db_enabled', 'value': 'True', 'view': 'authentication'},
            {'id': 13, 'name': 'signup_enabled', 'value': 'True', 'view': 'authentication'},
            {'id': 14, 'name': 'ldap_enabled', 'value': 'False', 'view': 'authentication'},
            {'id': 15, 'name': 'ldap_type', 'value': 'ldap', 'view': 'authentication'},
            {'id': 16, 'name': 'ldap_uri', 'value': '', 'view': 'authentication'},
            {'id': 17, 'name': 'ldap_base_dn', 'value': '', 'view': 'authentication'},
            {'id': 18, 'name': 'ldap_admin_username', 'value': '', 'view': 'authentication'},
            {'id': 19, 'name': 'ldap_admin_password', 'value': '', 'view': 'authentication'},
            {'id': 20, 'name': 'ldap_filter_basic', 'value': '', 'view': 'authentication'},
            {'id': 21, 'name': 'ldap_filter_username', 'value': '', 'view': 'authentication'},
            {'id': 22, 'name': 'ldap_sg_enabled', 'value': 'False', 'view': 'authentication'},
            {'id': 23, 'name': 'ldap_admin_group', 'value': '', 'view': 'authentication'},
            {'id': 24, 'name': 'ldap_user_group', 'value': '', 'view': 'authentication'},
            {'id': 25, 'name': 'github_oauth_enabled', 'value': 'False', 'view': 'authentication'},
            {'id': 26, 'name': 'github_oauth_key', 'value': '', 'view': 'authentication'},
            {'id': 27, 'name': 'github_oauth_secret', 'value': '', 'view': 'authentication'},
            {'id': 28, 'name': 'github_oauth_scope', 'value': 'email', 'view': 'authentication'},
            {'id': 29, 'name': 'github_oauth_api_url', 'value': 'https://api.github.com/user', 'view': 'authentication'},
            {'id': 30, 'name': 'github_oauth_token_url', 'value': 'https://github.com/login/oauth/access_token', 'view': 'authentication'},
            {'id': 31, 'name': 'github_oauth_authorize_url', 'value': 'https://github.com/login/oauth/authorize', 'view': 'authentication'},
            {'id': 32, 'name': 'google_oauth_enabled', 'value': 'False', 'view': 'authentication'},
            {'id': 33, 'name': 'google_oauth_client_id', 'value': '', 'view': 'authentication'},
            {'id': 34, 'name': 'google_oauth_client_secret', 'value': '', 'view': 'authentication'},
            {'id': 35, 'name': 'google_token_url', 'value': 'https://accounts.google.com/o/oauth2/token', 'view': 'authentication'},
            {'id': 36, 'name': 'google_token_params', 'value': "{'scope': 'email profile'}", 'view': 'authentication'},
            {'id': 37, 'name': 'google_authorize_url', 'value': 'https://accounts.google.com/o/oauth2/auth', 'view': 'authentication'},
            {'id': 38, 'name': 'google_base_url', 'value': 'https://www.googleapis.com/oauth2/v1/', 'view': 'authentication'},
        ]
    )

def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('setting', sa.Column('view', sa.String(length=64), nullable=True))
    # ### end Alembic commands ###

    # update data for new schema
    update_data()


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    ## NOTE:
    ##  - Drop action does not work on sqlite3
    ##  - This action touchs the `setting` table which loaded in views.py
    ##    during app initlization, so the downgrade function won't work
    ##    unless we temporary remove importing `views` from `app/__init__.py`
    op.drop_column('setting', 'view')

    # delete added records in previous version
    op.execute("DELETE FROM setting WHERE id > 7")
    # ### end Alembic commands ###