pears.GetTempMargin

CREATE FUNCTION "pears"."GetTempMargin"( 
  /* Application Maintained Function / Procedure - DO NOT EDIT*/
  IN "chargerate" DOUBLE,IN "payrate" DOUBLE,IN "temp" SMALLINT,IN "taxmethod" SMALLINT,IN "directengagement" SMALLINT,
  IN "actualNotPercent" SMALLINT,IN "holpayPercent" DOUBLE,IN "NIPercent" DOUBLE,IN "NIonHolpay" SMALLINT ) 
RETURNS CHAR(10)
deterministic
BEGIN
  DECLARE "margin" DOUBLE;
  DECLARE "HolidayCost" DOUBLE;
  DECLARE "NICost" DOUBLE;
  IF "isnull"("temp",0) = 0 THEN
    RETURN NULL
  END IF;
  SET "margin" = "chargerate"-"isnull"("payrate",0.0);
  IF "isnull"("taxmethod",1) = 1 AND "isnull"("directengagement",0) = 0 AND "payrate" IS NOT NULL THEN
    SET "HolidayCost" = "isnull"("holpayPercent",0)*"PayRate"/100;
    SET "NICost" = "isnull"("NIPercent",0)*(IF "isnull"("NIonHolPay",0) = 1 THEN "PayRate"+"HolidayCost" ELSE "PayRate" endif)/100;
    SET "margin" = "margin"-("HolidayCost"+"NICost")
  END IF;
  IF "isnull"("actualNotPercent",0) = 1 OR "isnull"("Margin",0) = 0 OR "isnull"("chargerate",0) = 0 THEN
    RETURN "str"("Margin",10,2)
  ELSE
    RETURN "string"("str"(("Margin"/"ChargeRate")*100,8,2),' %')
  END IF
END