result = {'widgettype': 'Message', 'options': {'title': 'Error', 'message': 'Invalid', 'type': 'error'}}

try:
    user_id = await get_user()
    user_orgid = (await get_userorgid()) or '0'
    dbname = get_module_dbname('supplychain')

    data = dict(params_kw)
    item_id = getID()
    data['id'] = item_id
    data['resellerid'] = user_orgid
    data['created_at'] = timestampstr()
    data['updated_at'] = timestampstr()

    product_id = data.get('productid')
    agreement_id = data.get('agreement_id')

    async with DBPools().sqlorContext(dbname) as sor:
        await sor.C('distribution_agreement_items', data)

    # Sync product_org_auth: sub_reseller's org gets product auth
    if product_id and agreement_id:
        async with DBPools().sqlorContext(dbname) as sor:
            ag_recs = await sor.sqlExe(
                'SELECT sub_reseller_id FROM distribution_agreements WHERE id = ${aid}$',
                {'aid': agreement_id}
            )
        if ag_recs:
            sub_id = ag_recs[0].sub_reseller_id
            async with DBPools().sqlorContext('sage') as sor_sage:
                await sor_sage.C('product_org_auth', {
                    'id': getID(),
                    'product_id': product_id,
                    'org_id': sub_id,
                    'auth_source': 'distribution_agreement',
                    'auth_source_id': item_id,
                })

    result = {'widgettype': 'Message', 'options': {'title': 'Success', 'message': '分销协议项目创建成功', 'type': 'success'}}

except Exception as e:
    result['options'] = {'title': 'Error', 'message': '创建失败: ' + str(e), 'type': 'error'}

return result