work

db_schema/extract_for_customer_facing.pg.sql

@@ -81,37 +81,96 @@ GROUP BY
 )
 -----------since joining to the item master will be differnt for the last bulk columm---------------
 -----------must first pivot the data out then join based on the type of row-------------------------
+,unpivot AS (
+    SELECT
+        pc.stlc
+        ,pc.coltier
+        ,pc.branding
+        ,pc.accs
+        ,pc.suffix
+        ,pc.pckg1 pckg
+        ,pc.vol1_uom vol_uom
+    FROM
+        pc
+    UNION
+    SELECT
+        pc.stlc
+        ,pc.coltier
+        ,pc.branding
+        ,pc.accs
+        ,pc.suffix
+        ,pc.pckg2 pckg
+        ,pc.vol2_uom vol_uom
+    FROM
+        pc
+    UNION
+    SELECT
+        pc.stlc
+        ,pc.coltier
+        ,pc.branding
+        ,pc.accs
+        ,pc.suffix
+        ,pc.pckg3 pckg
+        ,pc.vol3_uom vol_uom
+    FROM
+        pc
+)
+----link to actual part numbers, tag the sequence so a single item can be chosen-----
 ,items_init AS (
 SELECT 
-    pc.STLC
-    ,pc.coltier
-    ,pc.branding
-    ,pc.accs
-    ,pc.suffix
-    ,row_number() OVER (PARTITION BY pc.stlc, pc.coltier, pc.branding, pc.accs, pc.suffix ORDER BY item DESC) seq
+     up.STLC
+    ,up.coltier
+    ,up.branding
+    ,up.accs
+    ,up.suffix
+    ,up.pckg
+    ,up.vol_uom
+    ,row_number() OVER (PARTITION BY up.stlc, up.coltier, up.branding, up.accs, up.suffix ORDER BY item DESC) seq
     ,item
-    ,vol1_uom
-    ,vol2_uom
-    ,vol3_uom
-    ,'PC' to_uom
 FROM    
-    pc
+    unpivot up
     LEFT OUTER JOIN RLARP.ITEMMv i ON
-        i.STLC = pc.stlc
+        i.STLC = up.stlc
         --AND i.COLTIER = pc.coltier
-        AND COALESCE(i.BRANDING,'') = pc.branding
-        AND COALESCE(i.ACCS,'') = pc.ACCS
-        AND COALESCE(i.SUFFIX,'') = pc.suffix
+        AND i.uomp ? up.pckg
+        AND COALESCE(i.BRANDING,'') = up.branding
+        AND COALESCE(i.ACCS,'') = up.ACCS
+        AND COALESCE(i.SUFFIX,'') = up.suffix
         AND APLNT <> 'I'
 )
+----compile all the conversions into a single json object
 ,items AS (
-    SELECT * FROM items_init where seq = 1
+    SELECT
+        jsonb_agg( DISTINCT 
+            jsonb_build_object(
+                'partn', item
+                ,'fu', vol_uom
+                ,'tu','PC'
+            )
+        ) conv
+    FROM 
+        items_init 
+    WHERE 
+        seq = 1
+        AND COALESCE(item,'') <> ''
 )
-,uom AS (
-    SELECT item partn, vol1_uom from_uom, 'pc' to_uom FROM items_init
-    UNION ALL
-    SELECT item partn, vol2_uom from_uom, 'pc' to_uom FROM items_init
-    UNION ALL
-    SELECT item partn, vol3_uom from_uom, 'pc' to_uom FROM items_init
-)   
-SELECT * FROM uom
+, conversion AS (
+    SELECT
+        rslt.* 
+    FROM
+        items 
+        JOIN LATERAL rlarp.uom_array(conv) rslt ON true
+)
+--SELECT * FROM conversion
+SELECT 
+    i.*
+    ,c.*
+FROM
+    items_init i
+    LEFT OUTER JOIN conversion c ON
+        c.p = i.item
+WHERE
+    i.seq = 1
+ORDER BY
+    stlc
+    ,coltier