Bashscripts.org

function searchproduct {
clear
echo Search product
echo ""
read -p "Enter product id / description / type / manufacturer: " PRS
clear
echo "ID   |Description      |Category   |Manufacturer   |Price"
grep $PRS $DATFILE
echo ""
read -p "1 - Main menu | 2 - New search | 3 - Print results" x
menu () case $x in
1)
menu
;;
2)
searchproduct
;;
3)
printproduct
;;
esac
}

#!/bin/bash

DATAFILE="foo.bar"

function searchproduct {
  clear
  echo Search product
  echo ""
  read -p "Enter product id / description / type / manufacturer: " PRS
  clear
  echo "ID   |Description      |Category   |Manufacturer   |Price"
  if [ -f $DATAFILE ]
  then
    grep "$PRS" $DATAFILE
  else
    echo "Datafile \"$DATAFILE\" not found."
    echo; echo "Exiting.."
    exit 1
  fi
}

function menu {
  echo ""
  echo "1 - Main menu | 2 - New search | 3 - Print results | Q - Quit"
  read -p "Command> " x
  case $x in
    1)
      return
      ;;
    2)
      searchproduct
      ;;
    3)
      printproduct
      ;;
  esac
}

while [ "$x" != "q" ] && [ "$x" != "Q" ]
do
  menu
done

echo