Added method stock() for article

src/Models/Database/Article.php

@@ -3,6 +3,7 @@
 namespace Bios2000\Models\Database;
 
 use Bios2000\Models\Bios2000Master;
+use Illuminate\Support\Facades\DB;
 
 class Article extends Bios2000Master
 {
@@ -33,4 +34,29 @@ public function additionaltext($lang = 0)
     {
         return $this->hasMany('Bios2000\Models\Database\ArticleAdditionaltext', 'ARTNR', 'ARTNR')->where('SPRACHE', $lang);
     }
+
+    public function stock()
+    {
+        $article_stock = DB::connection($this->connection)->table('ARTIKEL_LAGER')
+            ->select(DB::raw("sum(BESTAND)-(SELECT ISNULL(sum(d.BESTAND), 0.00) FROM ARTIKEL_LAGER d (NOLOCK) WHERE 
+                    (d.ARTNR = '" . $this->ARTNR . "' AND d.LAGER = -1)) -(SELECT ISNULL(sum(d.BESTAND), 0.00) FROM
+                    ARTIKEL_LAGER d (NOLOCK) WHERE (d.ARTNR = '" . $this->ARTNR . "' AND d.LAGER IN (SELECT y.NUMMER FROM
+                    SCHLUESSEL y WHERE y.ART = 'LG' AND y.EU_KZ = 'J' ))) as SUM_BESTAND"))
+            ->addSelect(DB::raw("sum(BESTELLT) as SUM_BESTELLT"))
+            ->addSelect(DB::raw("sum(RUECKSTAND) as SUM_RUECKSTAND"))
+            ->addSelect(DB::raw("sum(MIBEST) as SUM_MIBEST"))
+            ->addSelect(DB::raw("sum(SOLLBEST) as SUM_SOLLBEST"))
+            ->addSelect(DB::raw("sum(BBK) as SUM_BBK"))
+            ->addSelect(DB::raw("(SELECT ISNULL(sum(a.GELIEFERT), 0.00) FROM AUFTRAG_POSTEN a (NOLOCK) WHERE (a.ART = 'A' AND a.ZEILEN_ART = 'L' AND a.ARTNR = '" . $this->ARTNR . "'))
+                    +(SELECT ISNULL(sum(d.BESTAND), 0.00) FROM ARTIKEL_LAGER d (NOLOCK) WHERE (d.ARTNR = '" . $this->ARTNR . "' AND d.LAGER = -1))
+                    +(SELECT ISNULL(sum(p.ABRUFMENGE), 0.00) FROM VDA_ABRUF_POSTEN p (NOLOCK) 
+                        LEFT OUTER JOIN VDA_ABRUF_KOPF k (NOLOCK) ON (p.NUMMER = k.NUMMER) 
+                        WHERE (k.ARTNR = '" . $this->ARTNR . "') AND (k.TESTKENNZEICHEN = 0) AND (p.GELIEFERT_FLAG = 'J')) 
+                    +(SELECT ISNULL(sum(g.GELIEFERT),0.00) FROM PACKMITTEL_ARTNR_GELIEFERT g (NOLOCK) WHERE (g.ARTNR = '" . $this->ARTNR . "')) as SUM_RESERVIERT"))
+            ->where('ARTNR', '=', $this->ARTNR)
+            ->where('LAGER', '!=', '6')// 6 = Sperrlager
+            ->first();
+
+        return $article_stock;
+    }
 }