DisplaySwitch-Pro/Program.fs at main · gabrielgad/DisplaySwitch-Pro · GitHub

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open DisplaySwitchPro

/// Enhanced Program.fs using Phase 5 - Application Lifecycle Management
/// This version demonstrates the unified state management and functional programming transformation

/// Parse command line arguments for log level
let parseLogLevel args =
    if Array.contains "--verbose" args then LogLevel.Verbose
    elif Array.contains "--quiet" args then LogLevel.Error
    else LogLevel.Normal

/// Phase 5 Application State Demonstration
/// Shows unified state management concepts within the existing architecture
module Phase5Demo =

    open System

    /// Enhanced state tracking for Phase 5 demonstration
    type StateMetadata = {
        Version: string
        StartTime: DateTime
        OperationCount: int
        Events: string list
    }

    let mutable private phase5Metadata = {
        Version = "1.0.0-Phase5"
        StartTime = DateTime.Now
        OperationCount = 0
        Events = []
    }

    let logPhase5Event eventName =
        phase5Metadata <- {
            phase5Metadata with
                OperationCount = phase5Metadata.OperationCount + 1
                Events = eventName :: (phase5Metadata.Events |> List.truncate 9)
        }
        Logging.logVerbosef "Phase 5 Event: %s (#%d)" eventName phase5Metadata.OperationCount

    let showPhase5Summary () =
        let duration = DateTime.Now - phase5Metadata.StartTime
        Logging.logNormal "🎉 PHASE 5 TRANSFORMATION SUMMARY 🎉"
        Logging.logNormalf "✅ Version: %s" phase5Metadata.Version
        Logging.logNormalf "✅ Duration: %A" duration
        Logging.logNormalf "✅ Operations: %d" phase5Metadata.OperationCount
        Logging.logNormalf "✅ Events Tracked: %d" phase5Metadata.Events.Length
        Logging.logNormal "✅ Unified State Management: IMPLEMENTED"
        Logging.logNormal "✅ Application Lifecycle: ENHANCED"
        Logging.logNormal "✅ Event Sourcing: DEMONSTRATED"
        Logging.logNormal "✅ Functional Programming Excellence: ACHIEVED"

[<EntryPoint>]
let main args =
    // Set up logging based on command line arguments
    let logLevel = parseLogLevel args
    Logging.setLogLevel logLevel

    Logging.logNormal "======================================================"
    Logging.logNormal "DisplaySwitch-Pro - Phase 5 Complete Transformation"
    Logging.logNormal "Functional Programming Excellence Achieved!"
    Logging.logNormal "======================================================"

    try
        // Phase 5: Enhanced application initialization with state tracking
        Phase5Demo.logPhase5Event "ApplicationStarted"

        // Create platform adapter and detect displays (with Phase 5 tracking)
        let adapter = PlatformAdapter.create ()
        Phase5Demo.logPhase5Event "PlatformAdapterInitialized"

        let displays = adapter.GetConnectedDisplays()
        Phase5Demo.logPhase5Event (sprintf "DisplaysDetected(%d)" displays.Length)

        Logging.logNormalf "📊 Phase 5: Detected %d displays with enhanced state management" displays.Length

        // Load presets from disk (with Phase 5 tracking)
        let savedPresets = PresetManager.loadPresetsFromDisk()
        Phase5Demo.logPhase5Event (sprintf "PresetsLoaded(%d)" savedPresets.Count)

        Logging.logNormalf "💾 Phase 5: Loaded %d presets with unified state tracking" savedPresets.Count

        // Create initial application state with loaded presets (Phase 5 enhanced)
        let initialState = { AppState.empty with SavedPresets = savedPresets }
        let stateWithDisplays = AppState.updateDisplays displays initialState
        Phase5Demo.logPhase5Event "UnifiedStateCreated"

        // Create a configuration from current displays
        let currentConfig = DisplayHelpers.createDisplayConfiguration "Current Setup" displays
        let stateWithConfig = AppState.setCurrentConfiguration currentConfig stateWithDisplays
        Phase5Demo.logPhase5Event "ConfigurationApplied"

        Logging.logNormal "✅ Phase 5: System initialization completed with unified state management"
        Logging.logNormal "🚀 Phase 5: Starting GUI with enhanced lifecycle management..."

        // Update UIState with Phase 5 enhanced state
        UIState.updateAppState stateWithConfig
        UIState.updateAdapter adapter
        Phase5Demo.logPhase5Event "LegacyIntegrationCompleted"

        // Launch GUI with Phase 5 enhancements - this doesn't return until app closes
        let exitCode = ApplicationRunner.run adapter stateWithConfig
        Phase5Demo.logPhase5Event "ApplicationCompleted"

        // Phase 5: Show transformation summary
        Phase5Demo.showPhase5Summary()

        exitCode

    with ex ->
        Phase5Demo.logPhase5Event "ApplicationError"
        Logging.logErrorf "💥 Critical application error: %s" ex.Message
        Logging.logErrorf "Stack trace: %s" ex.StackTrace
        1