From 04dd3fc672e9c65ff791b3f818ce89ff346b8dd9 Mon Sep 17 00:00:00 2001
From: Brian Bolt <brian.bolt@boltengineered.com>
Date: Thu, 2 Sep 2021 18:03:07 -0700
Subject: [PATCH] fixes mcneilco/acas#794 Remove license plate function and
 migration

---
 .../com/labsynch/labseer/domain/CorpName.java | 32 ++++++++---
 ...__add_corp_name_license_plate_function.sql | 55 -------------------
 2 files changed, 24 insertions(+), 63 deletions(-)
 delete mode 100644 src/main/resources/db/migration/postgres/V2.0.6.2__add_corp_name_license_plate_function.sql

diff --git a/src/main/java/com/labsynch/labseer/domain/CorpName.java b/src/main/java/com/labsynch/labseer/domain/CorpName.java
index 45d46ed38..53e65bf15 100755
--- a/src/main/java/com/labsynch/labseer/domain/CorpName.java
+++ b/src/main/java/com/labsynch/labseer/domain/CorpName.java
@@ -334,18 +334,34 @@ public static List<Object> generateCustomParentSequence() {
 		return q.getResultList();
 	}
 
-	public static List generateLicensePlate(int inputNumber) {
-		String sqlQuery = "SELECT licenseplate(:inputNumber) as license_plate";
-		logger.debug(sqlQuery);
-		EntityManager em = Lot.entityManager();
-		Query q = em.createNativeQuery(sqlQuery);
-		q.setParameter("inputNumber", inputNumber);
-		return q.getResultList();
+	public static String generateLicensePlate(int inputNumber) {
+		inputNumber = inputNumber - 1;
+		int num;
+		if (inputNumber >= 1062600) {
+			// changed algorithm to skip '000'
+			inputNumber = inputNumber - 1063;
+			num= inputNumber % 999 + 1;
+			inputNumber=(int)(inputNumber/999);
+
+		} else {
+			num=inputNumber%1000;
+			inputNumber=(int)(inputNumber/1000);
+      
+		};
+
+		String let="";
+		
+		for (int i=0; i<3; i++) {
+			let = let+(char) (inputNumber%26 + 65);
+			inputNumber = (int)(inputNumber/26);
+		};
+		let = new StringBuilder(let).reverse().toString();
+		return String.format("%s%03d", let, num);
 	}
 
 	public static String generateCorpLicensePlate() {
 		List<Object> seqList = CorpName.generateCustomParentSequence();
-		String corpName = (String) CorpName.generateLicensePlate(Integer.parseInt(String.valueOf(seqList.get(0)))).get(0);
+		String corpName = CorpName.generateLicensePlate(Integer.parseInt(String.valueOf(seqList.get(0))));
 		return corpName;
 	}
 
diff --git a/src/main/resources/db/migration/postgres/V2.0.6.2__add_corp_name_license_plate_function.sql b/src/main/resources/db/migration/postgres/V2.0.6.2__add_corp_name_license_plate_function.sql
deleted file mode 100644
index fb695dde5..000000000
--- a/src/main/resources/db/migration/postgres/V2.0.6.2__add_corp_name_license_plate_function.sql
+++ /dev/null
@@ -1,55 +0,0 @@
--- Name: convert input integer to license plate format
--- dependencies -- install language plperl
-
---Do this outside of Flyway (be careful with the cascade drop
---DROP EXTENSION IF EXISTS plperl CASCADE;
---CREATE EXTENSION plperl;
-
-
-CREATE OR REPLACE FUNCTION licenseplate(integer)
-
-RETURNS text
-
-LANGUAGE plperl
-
-IMMUTABLE STRICT
-
-AS $function$
-
-  my ($int)=@_; $int--;
-
-  my $num;
-
-  if ($int >= 1062600) {
-
-    ## changed algorithm to skip '000'
-
-    $int -= 1063;
-
-    $num=$int%999 + 1;
-
-    $int=int($int/999);
-
-  } else {
-
-    $num=$int%1000;
-
-    $int=int($int/1000);
-
-  };
-
-  my $let='';
-
-  foreach (1..3) {
-
-    $let.=chr(ord("A")+$int%26);
-
-    $int= int ($int/26);
-
-  };
-
-  die "overflow $_[0]" if $int>0;
-
-  return sprintf "%s%03d", scalar reverse($let),$num;
-
-$function$
\ No newline at end of file