Creates a dated subfolder in the current directory, adds a readme.md file if missing, and compresses the entire folder into a ZIP backup. Includes error handling for the backup process.

make_diary.ps1

# Creates a dated subfolder in the current directory, adds a readme.md file if missing, and compresses the entire folder into a ZIP backup. Includes error handling for the backup process.

$currentDate = (Get-Date).ToString("yyMMdd")

# TODO: check backupFilePath 
$backupFilePath = "$env:USERPROFILE\.bkp\$currentDate.zip"

$currentDirectory = Get-Location
$datedSubfolderPath = Join-Path -Path $currentDirectory -ChildPath $currentDate
$readmeFilePath = Join-Path -Path $datedSubfolderPath -ChildPath "readme.md"

# Create dated subfolder if it doesn't exist
if (-not (Test-Path -Path $datedSubfolderPath)) {
    New-Item -Path $datedSubfolderPath -ItemType Directory | Out-Null
}

# Create readme.md if it doesn't exist
if (-not (Test-Path -Path $readmeFilePath)) {
    New-Item -Path $readmeFilePath -ItemType File | Out-Null
    "# readme of $currentDate" | Out-File -FilePath $readmeFilePath -Encoding UTF8
    Write-Output "File readme created in $currentDate with actual date."

    # Create backup using Windows built-in ZIP utility
    try {
        # Attempt to create the backup
        Compress-Archive -Path "$currentDirectory\*" -DestinationPath $backupFilePath -ErrorAction Stop
        Write-Output "Backup created: $backupFilePath from $currentDirectory"
    } catch {
        Write-Output "Backup failed: $($_.Exception.Message)"
    }
    
} else {
    Write-Output "Readme skipped, already exists in $datedSubfolderPath"
}