select * from mpe.get_prototype_po_dashboard_data(array['34487','35355','37111','25502','27985']::text[])

UNION ALL

SELECT
    datay.*,
    ARRAY_TO_STRING(dataz.wo_item_number, ',') AS wo_item,
    ARRAY_TO_STRING(dataz.work_orders, ',')    AS wo_demanding,
    dataz.total_demand                         AS wo_total_demand,
    uom_name                                   AS uom
FROM (
    SELECT
        item_number                                  AS matl,
        classcode_code                               AS matl_classcode,
        item_descrip1                                AS matl_desc,
        item_descrip2                                AS matl_spec,
        itemsite_qtyonhand                           AS qoh,
        SUM(CASE poh.pohead_status WHEN 'O' THEN 1 ELSE 0 END) AS po_released,
        SUM(CASE poh.pohead_status WHEN 'U' THEN 1 ELSE 0 END) AS po_opened,
        SUM(CASE poh.pohead_status WHEN 'C' THEN 1 ELSE 0 END) AS po_closed,
        datax.poitem_duedate                         AS poitem_due
    FROM item
    JOIN itemsite
      ON item.item_id = itemsite.itemsite_item_id
     AND itemsite_warehous_id = 35
    JOIN classcode
      ON item.item_classcode_id = classcode.classcode_id
    JOIN LATERAL (
        SELECT DISTINCT
            itemsite_id      AS pohc_itemsite_id,
            pohead_number,
            pohead_status
        FROM poitem
        JOIN pohead
          ON pohead.pohead_id = poitem.poitem_pohead_id
        WHERE poitem_itemsite_id = itemsite.itemsite_id
    ) AS poh
      ON poh.pohc_itemsite_id = itemsite.itemsite_id
    LEFT JOIN LATERAL (
        SELECT DISTINCT
            itemsite_id,
            poitem_duedate
        FROM poitem
        JOIN pohead
          ON poitem.poitem_pohead_id = pohead.pohead_id
         AND pohead.pohead_status = 'O'
        WHERE poitem_itemsite_id = itemsite.itemsite_id
        ORDER BY poitem_duedate
        LIMIT 1
    ) AS datax
      ON datax.itemsite_id = itemsite.itemsite_id

    WHERE item_id IN (
        SELECT DISTINCT wmtlit.item_id
        FROM item
        JOIN mpe.itemext
          ON item.item_id = itemext.itemext_item_id
        JOIN bomhead
          ON bomhead_item_id = item.item_id
        JOIN rev
          ON bomhead_rev_id = rev_id
         AND rev_status = 'P'
        JOIN itemsite
          ON item.item_id = itemsite.itemsite_item_id
         AND itemsite_warehous_id = 35
        JOIN wo
          ON wo_status IN ('E','R','I')
         AND wo_itemsite_id = itemsite.itemsite_id
         AND wo_bom_rev_id = bomhead_rev_id
        JOIN womatl
          ON wo_id = womatl_wo_id
        JOIN itemsite AS wmtlits
          ON womatl_itemsite_id = wmtlits.itemsite_id
        JOIN item AS wmtlit
          ON wmtlits.itemsite_item_id = wmtlit.item_id
         AND wmtlit.item_type = 'P'
        WHERE array['35313']::text[] && itemext.itemext_root_bom

        UNION

        SELECT itemsite.itemsite_item_id
        FROM poitem
        JOIN itemsite
          ON poitem.poitem_itemsite_id = itemsite.itemsite_id
        WHERE poitem.poitem_expcat_id = 29
    )
    GROUP BY
        item_number,
        classcode_code,
        item_descrip1,
        item_descrip2,
        itemsite_qtyonhand,
        datax.poitem_duedate
) AS datay

LEFT JOIN (
    SELECT DISTINCT ON (wmtlit.item_id)
        ARRAY[(item.item_number || 'R' || rev.rev_number)]::text[] AS wo_item_number,
        ARRAY[formatwonumber(womatl_wo_id)]                    AS work_orders,
        wmtlit.item_number,
        ROUND(
          SUM(womatl_qtyreq - womatl_qtyiss)
          * itemuomtouomratio(
              wmtlit.item_id,
              womatl_uom_id,
              wmtlit.item_inv_uom_id
            ),
          2
        )                                                   AS total_demand
    FROM item
    JOIN mpe.itemext
      ON item.item_id = itemext.itemext_item_id
    JOIN bomhead
      ON bomhead_item_id = item.item_id
    JOIN rev
      ON bomhead_rev_id = rev_id
     AND rev_status = 'P'
    JOIN itemsite
      ON item.item_id = itemsite.itemsite_item_id
     AND itemsite_warehous_id = 35
    JOIN wo
      ON wo_status IN ('E','R','I')
     AND wo_itemsite_id = itemsite.itemsite_id
     AND wo_bom_rev_id = bomhead_rev_id
    JOIN womatl
      ON wo_id = womatl_wo_id
    JOIN itemsite AS wmtlits
      ON womatl_itemsite_id = wmtlits.itemsite_id
    JOIN item AS wmtlit
      ON wmtlits.itemsite_item_id = wmtlit.item_id
     AND wmtlit.item_type = 'P'
    WHERE array['35313']::text[] && itemext.itemext_root_bom
    GROUP BY
        item.item_number,
        rev.rev_number,
        womatl_wo_id,
        wmtlit.item_id,
        wmtlit.item_number,
        womatl_uom_id,
        wmtlit.item_inv_uom_id
) AS dataz
  ON datay.matl = dataz.item_number

JOIN item AS wmtlitem
  ON datay.matl = wmtlitem.item_number
JOIN uom
  ON wmtlitem.item_inv_uom_id = uom.uom_id

WHERE
  (dataz.total_demand IS NULL)
  OR (datay.qoh < 2.0 * dataz.total_demand)

ORDER BY datay.matl