package utils

import (
	"math"
	"math/big"
	"time"
)

// FormatWeiToEther formats a wei amount to ether
func FormatWeiToEther(wei *big.Int) *big.Float {
	ether := new(big.Float).SetInt(wei)
	ether.Quo(ether, big.NewFloat(1e18))
	return ether
}

// FormatTime formats a timestamp to a readable string
func FormatTime(timestamp uint64) string {
	if timestamp > math.MaxInt64 {
		return "Invalid timestamp: exceeds maximum value"
	}
	return time.Unix(int64(timestamp), 0).Format("2006-01-02 15:04:05")
}

// Min returns the smaller of two integers
func Min(a, b int) int {
	if a < b {
		return a
	}
	return b
}

// Max returns the larger of two integers
func Max(a, b int) int {
	if a > b {
		return a
	}
	return b
}