Content Comparison

Sub ConceptSauce_ImageMatchHelper()
    Dim folderPath As String
    Dim destFolderPath As String
    Dim ws As Worksheet
    Dim rng As Range
    Dim cell As Range
    Dim fso As Scripting.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 for performance)
    Set fso = New Scripting.FileSystemObject

    ' Recursively add filenames from the main folder and subfolders to the dictionary
    AddFilesRecursively fso.GetFolder(folderPath), filenamesDict

    ' 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 partial filename matches
    For Each cell In rng.Cells
        baseFilename = CStr(Trim(cell.Value))
        If filenamesDict.existsPartialMatchExists(baseFilename, filenamesDict) Then
            cell.Interior.Color = RGB(0, 255, 0) ' Green for matched
        Else
            cell.Interior.Color = RGB(255, 0, 0) ' Red for unmatched
        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 exactlypartially match the cell value without duplicating
        Dim copiedFilesDict As Object
        Set copiedFilesDict = CreateObject("Scripting.Dictionary")

        For Each cell In rng.Cells
            baseFilename = CStr(Trim(cell.Value))
            If filenamesDict.exists(baseFilename) Then PartialMatchExists(baseFilename, filenamesDict) Then
                Dim matchedFiles As Collection
                Set matchedFiles = filenamesDict(baseFilename)
                Dim filePath As Variant
                For Each filePath In filenamesDict(baseFilename)matchedFiles
                    ' Check if the file has already been copied
                    If Not copiedFilesDict.exists(filePath) Then
                        fso.CopyFile filePath, destFolderPath & "\" & fso.GetFileName(filePath), True
                        copiedFilesDict.Add filePath, True
                    End If
                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) ' Adjusted to match filenames with suffixes
            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

' Helper function to check for partial matches and populate the dictionary with matches
Function PartialMatchExists(baseFilename As String, filenamesDict As Object) As Boolean
    Dim key As Variant
    Dim matchedFiles As Collection
    Set matchedFiles = New Collection
    PartialMatchExists = False
    For Each key In filenamesDict.Keys
        ' Check if key starts with baseFilename
        If Left(key, Len(baseFilename)) = baseFilename Then
            ' Collect matching file paths
            Dim filePath As Variant
            For Each filePath In filenamesDict(key)
                matchedFiles.Add filePath
            Next filePath
            ' Return true if any match is found
            PartialMatchExists = True
            ' Store matched file paths in the dictionary under the baseFilename
            Set filenamesDict(baseFilename) = matchedFiles
        End If
    Next key
End Function