Content Comparison

Sub ConceptSauce_ImageMatchHelper()
' Copyright ConceptSauce ltd 2023
    Dim folderPath As String
    Dim destFolderPath As String
    Dim ws As Worksheet
    Dim rng As Range
    Dim cell As Range
    Dim fileObj As Object     Dim folder As Object
    Dim fso As ObjectScripting.FileSystemObject
    Dim filenamesDict As Object
    Dim baseFilename As String
    Dim response As VbMsgBoxResult

    ' Create a dictionary to store collections of file paths, indexed by exact base filenames
    Set filenamesDict = CreateObject("Scripting.Dictionary")

    ' Prompt user for the folder
    With Application.FileDialog(msoFileDialogFolderPicker)
        .Title = "Select a Folder"
        .AllowMultiSelect = False
        If .Show = -1 Then
            folderPath = .SelectedItems(1)
        Else
            Exit Sub
        End If
    End With

    ' Create filesystem object (early binding   Set fso = CreateObject("Scripting.FileSystemObject"for performance)
    Set folderfso = fso.GetFolder(folderPath)New Scripting.FileSystemObject

    ' AddRecursively add filenames from the main folder and subfolders to the dictionary
    For Each fileObj In folder.Files
        baseFilename = Split(fileObj.Name, ".")(0)
        If Not filenamesDict.exists(baseFilename) Then
            Set filenamesDict(baseFilename) = New Collection
        End If
        filenamesDict(baseFilename).Add fileObj.Path
AddFilesRecursively fso.GetFolder(folderPath), filenamesDict

   Next fileObj

    ' Get the active worksheet
    Set ws = ThisWorkbook.ActiveSheet

    ' Ask user to select the column to match
    On Error Resume Next
    Set rng = Application.InputBox("Select a range", "Select cells with filenames to match", Type:=8)
    On Error GoTo 0

    ' Exit if the range is not valid or has no cells
    If rng Is Nothing Or rng.Cells.Count = 0 Then Exit Sub

    ' Color-code cells based on filename matches
    For Each cell In rng.Cells
        baseFilename = CStr(Trim(cell.Value))
        If filenamesDict.exists(baseFilename) Then
            cell.Interior.Color = RGB(0, 255, 0) ' Green
        Else
            cell.Interior.Color = RGB(255, 0, 0) ' Red
        End If
    Next cell

    ' Ask the user if they want to copy the found files
    response = MsgBox("Do you want to copy the found files to a new folder?", vbYesNo + vbQuestion, "Copy Files")
    If response = vbYes Then
        With Application.FileDialog(msoFileDialogFolderPicker)
            .Title = "Select a Destination Folder"
            .AllowMultiSelect = False
            If .Show = -1 Then
                destFolderPath = .SelectedItems(1)
            Else
                Exit Sub
            End If
        End With

        ' Copy the files that exactly match the cell value
        For Each cell In rng.Cells
            baseFilename = CStr(Trim(cell.Value))
            If filenamesDict.exists(baseFilename) Then
                For Each filePath In filenamesDict(baseFilename)
                    fso.CopyFile filePath, destFolderPath & "\" & fso.GetFileName(filePath), True
                Next filePath
            End If
        Next cell
    End If

    ' Inform the user that the process is complete
    MsgBox "Process complete!", vbInformation, "Done"
End Sub

' Optimized recursive subroutine to add files from folder and subfolders
Sub AddFilesRecursively(folder As Scripting.folder, filenamesDict As Object)
    Dim fileObj As Scripting.File
    Dim subfolder As Scripting.folder
    Dim baseFilename As String

    ' Add files from the current folder to the dictionary
    For Each fileObj In folder.Files
        ' Optional: Add file extension filter here (e.g., only add .jpg files)
        If InStr(fileObj.Name, ".jpg") > 0 Or InStr(fileObj.Name, ".png") > 0 Then
            baseFilename = Split(fileObj.Name, ".")(0)
            If Not filenamesDict.exists(baseFilename) Then
                Set filenamesDict(baseFilename) = New Collection
            End If
            filenamesDict(baseFilename).Add fileObj.Path
        End If
    Next fileObj

    ' Process each subfolder recursively
    For Each subfolder In folder.Subfolders
        AddFilesRecursively subfolder, filenamesDict
    Next subfolder
End Sub