Create RenameInvoice.ps1

First try

RenameInvoice.ps1

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+# Ensure 'pdftotext.exe' is available in your PATH or specify full path here
+$pdftotextPath = "pdftotext.exe"
+
+# Get all PDF files in the script's current directory
+$pdfFiles = Get-ChildItem -Path $PSScriptRoot -Filter *.pdf
+
+foreach ($pdfFile in $pdfFiles) {
+    # Temporary text file for extracting content
+    $tempTxt = "$env:TEMP\$(New-Guid).txt"
+
+    # Extract text content from PDF
+    & $pdftotextPath -layout $pdfFile.FullName $tempTxt
+
+    # Read extracted content
+    $content = Get-Content $tempTxt
+
+    # Initialize variables
+    $billToName = $null
+    $foundBillTo = $false
+
+    # Search line-by-line for the correct 'Bill to' line
+    for ($i = 0; $i -lt $content.Length; $i++) {
+        if ($content[$i] -match "Bill to\s*$") {
+            # Find the next non-empty line after "Bill to"
+            for ($j = $i + 1; $j -lt $content.Length; $j++) {
+                if ($content[$j].Trim()) {
+                    $billToName = $content[$j].Trim()
+                    break
+                }
+            }
+            if ($billToName) { break }
+        }
+    }
+
+    if ($billToName) {
+        # Generate new filename
+        $newFileName = "$billToName 2025 calendar ad invoice.pdf"
+
+        # Check if the target file already exists
+        if (-not (Test-Path "$($pdfFile.DirectoryName)\$newFileName")) {
+            # Rename file
+            Rename-Item -Path $pdfFile.FullName -NewName $newFileName -Verbose
+        }
+        else {
+            Write-Warning "File '$newFileName' already exists. Skipping rename."
+        }
+    }
+    else {
+        Write-Warning "Could not find 'Bill to' in file '$($pdfFile.Name)'. Skipping file."
+    }
+
+    # Clean up temporary file
+    Remove-Item $tempTxt -Force
+}