func getDirectorySize()

in HuggingChat-Mac/LocalLLM/ModelManager.swift [351:383]

• 27 lines of code
• 6 McCabe index (conditional complexity)

    func getDirectorySize(url: URL) -> String {
        let fileManager = FileManager.default
        var totalSize: Int64 = 0
        
        guard let enumerator = fileManager.enumerator(at: url, includingPropertiesForKeys: [.fileSizeKey, .isDirectoryKey]) else {
            print("Failed to create enumerator for \(url)")
            return "0 GB"
        }
        
        for case let fileURL as URL in enumerator {
            do {
                let resourceValues = try fileURL.resourceValues(forKeys: [.fileSizeKey, .isDirectoryKey])
                
                if let isDirectory = resourceValues.isDirectory, isDirectory {
                    continue
                }
                
                if let fileSize = resourceValues.fileSize {
                    totalSize += Int64(fileSize)
                }
            } catch {
                print("Error getting size of file \(fileURL): \(error)")
            }
        }
        
        let formatter = ByteCountFormatter()
        formatter.allowedUnits = [.useGB, .useMB]
        formatter.countStyle = .file
        let sizeInBytes = Int(exactly: totalSize) ?? Int.max
        let formattedSize = formatter.string(fromByteCount: Int64(sizeInBytes))
        
        return formattedSize
    }