#!/bin/bash

# Prompt for Vehicle Number
read -p "Enter Vehicle Number to delete: " delete_vehicle_no

# Search for the record (match starting with Vehicle Number followed by '|')
record=$(grep "^${delete_vehicle_no}|" "vehicle_insurence_records.txt")

# Check if record exists
if [ -z "$record" ]; then
    echo "No record found for vehicle number: $delete_vehicle_no"
else
    # Backup original file
    cp "vehicle_insurence_records.txt" "vehicle_insurence_records.txt.bak"

    # Remove the matching line and overwrite the file
    grep -v "^${delete_vehicle_no}|" "vehicle_insurence_records.txt" > temp_file
    mv temp_file "vehicle_insurence_records.txt"

    echo "Record for vehicle number $delete_vehicle_no deleted successfully."
fi