# PostgreSQL Database Backup Script
# Backs up the craft2prints database daily

$backupDir = "D:\Craft2Prints\database-backups"
$pgBin = "C:\Program Files\PostgreSQL\18\bin"
$dbName = "craft2prints"
$dbUser = "postgres"
$dbHost = "localhost"
$dbPort = "5432"

# Create backup directory if it doesn't exist
if (!(Test-Path $backupDir)) {
    New-Item -ItemType Directory -Path $backupDir | Out-Null
}

# Create timestamped backup filename
$timestamp = Get-Date -Format "yyyy-MM-dd_HH-mm-ss"
$backupFile = "$backupDir\craft2prints_$timestamp.sql"

# Run pg_dump
Write-Host "Backing up database to $backupFile..."
$env:PGPASSWORD = "postgres"
& "$pgBin\pg_dump.exe" -h $dbHost -p $dbPort -U $dbUser -d $dbName -F p -f $backupFile
$exitCode = $LASTEXITCODE

if ($exitCode -eq 0) {
    Write-Host "Backup completed successfully"

    # Keep only the last 7 backups
    $backups = Get-ChildItem $backupDir -Filter "craft2prints_*.sql" | Sort-Object CreationTime -Descending
    if ($backups.Count -gt 7) {
        $backups | Select-Object -Skip 7 | Remove-Item
        Write-Host "Cleaned up old backups (kept 7 most recent)"
    }
} else {
    Write-Host "Backup failed with exit code $exitCode"
}