initialize

#!/bin/bash

# Function to display usage and exit
usage() {
  echo "Usage: $0 <number (1-25)>"
  exit 1
}

# Check if exactly one argument is provided and is a valid number
if [ "$#" -ne 1 ] || [[ ! "$1" =~ ^[0-9]+$ ]]; then
  usage
fi

# Check if the number is less than or equal to 25
if [ "$1" -gt 25 ]; then
  echo "The number must be 25 or less"
  exit 1
fi

# Format the number to always have two digits
NUMBER=$(printf "%02d" "$1")

# Define the directory and file path
DIR="$NUMBER"
FILE="$DIR/$NUMBER.go"

# Check if the file already exists
if [ -f "$FILE" ]; then
  echo "File $FILE already exists"
  exit 1
fi

# Create the directory and file
mkdir -p "$DIR"
cat <<EOF > "$FILE"
package main

import "fmt"

func part1() int {
    return 0
}

func part2() int {
    return 0
}

func main() {
	fmt.Println("Part 1:", part1())
	fmt.Println("Part 2:", part2())
}
EOF

echo "File created at $FILE"

# Run the generated Go program
go run "$FILE"