enum LogLevel {
INFO
WARN
ERROR
DEBUG
}

function Write-Log {
param(
[string]$Message,
[LogLevel]$Level = [LogLevel]::INFO
)

```
$ts = Get-Date -Format "yyyy-MM-dd HH:mm:ss"
$line = "[$ts][$Level] $Message"

switch ($Level) {
    "INFO"  { Write-Host $line -ForegroundColor Gray }
    "WARN"  { Write-Host $line -ForegroundColor Yellow }
    "ERROR" { Write-Host $line -ForegroundColor Red }
    "DEBUG" { Write-Host $line -ForegroundColor DarkGray }
}
```

}