powershell copy-item with success or fail notification logs

i current have a backup script with ability to send me an email confirming backup is finished.
I need to revise the script as follow;
Check latest backup=
Latest backup not availabe, copy the day before=
if copy success, output log "Backup copy successfully"
if copy failed, output log "Backup copy failed"

This my script, it work by i need modify like i said above. Thank for all potential help!

$source = 'C:\path'
$destination = '\\path'
$logProgress = 'c:\path\copyLog.txt'
get-childitem $source -recurse | foreach {
copy $_.fullname $destination -errorAction silentlyContinue
if($? -eq $false){echo "$source did not copy ok to $destination" | out-file -append $logProgress}
else
{echo "$source copied OK to $destination" | out-file -append $logProgress}
}
Send-MailMessage -To email.com `
-From senders `
-Subject "Backup" `
-attachment c:\logs\copyLog.txt `
-Body "The Bakup is finished. to see data backup, please check path!" `
-SmtpServer mail4.creditriskmonitor.com
get-childitem c:\path -recurse | where {$_.lastwritetime -lt (get-date).adddays(-2) -and -not $_.psiscontainer} |% {remove-item $_.fullname -force}
get-childitem c:\path -recurse | where {$_.lastwritetime -lt (get-date).adddays(-2) -and -not $_.psiscontainer} |% {remove-item $_.fullname -force}
get-childitem \\desk77\c$\eCASBackup -recurse | where {$_.lastwritetime -lt (get-date).adddays(-2) -and -not $_.psiscontainer} |% {remove-item $_.fullname -force}
Send-MailMessage -To email.com `
-From email.com `
-Subject "old back deleted" `
-Body "eCASBackup old back deleted" `
-SmtpServer domain