nix-shared/system/macos/system.nix

{ config, ... }:
{
  system.defaults = {
    dock = {
      autohide = true;                    # Automatically hide and show the Dock
      autohide-delay = 0.0;               # Remove the delay for showing the Dock
      autohide-time-modifier = 0.2;       # Speed up the animation when hiding/showing the Dock
      magnification = false;              # Disable magnification on hover
      mineffect = "scale";                # Set minimize animation to scale (faster than genie)
      minimize-to-application = true;     # Minimize windows into application icon
      mru-spaces = false;                 # Don't automatically rearrange Spaces based on use
      orientation = "bottom";             # Position the Dock at the bottom
      show-process-indicators = true;     # Show indicators for open applications
      show-recents = false;               # Don't show recent applications in Dock
      showhidden = true;                  # Make hidden app icons translucent
      static-only = false;                # Show both static and recent apps
      tilesize = 48;                      # Size of Dock icons
    };

    finder = {
      AppleShowAllExtensions = true;        # Always show file extensions
      AppleShowAllFiles = true;             # Show hidden files
      FXDefaultSearchScope = "SCcf";        # Search current folder by default
      FXEnableExtensionChangeWarning = false; # Disable warning when changing file extension
      QuitMenuItem = true;                  # Allow quitting Finder via ⌘Q
      ShowPathbar = true;                   # Show path bar at bottom of Finder windows
      ShowStatusBar = true;                 # Show status bar at bottom of Finder windows
      _FXShowPosixPathInTitle = true;       # Show full POSIX path in window title
      _FXSortFoldersFirst = true;           # Keep folders on top when sorting
    };

    NSGlobalDomain = {
      # Appearance
      AppleInterfaceStyle = "Dark";         # Use dark mode
      AppleInterfaceStyleSwitchesAutomatically = false; # Don't auto-switch appearance

      # Keyboard settings
      AppleKeyboardUIMode = 3;              # Full keyboard access for all controls
      ApplePressAndHoldEnabled = false;     # Disable press-and-hold for keys (enable key repeat)
      KeyRepeat = 2;                        # Fast key repeat rates
      InitialKeyRepeat = 10;                # Short delay until key repeat starts

      # Text input settings
      NSAutomaticCapitalizationEnabled = false;    # Disable automatic capitalization
      NSAutomaticDashSubstitutionEnabled = false;   # Disable smart dashes
      NSAutomaticPeriodSubstitutionEnabled = false; # Disable automatic period substitution
      NSAutomaticQuoteSubstitutionEnabled = false;  # Disable smart quotes
      NSAutomaticSpellingCorrectionEnabled = false; # Disable automatic spelling correction

      # Save dialog settings
      NSDocumentSaveNewDocumentsToCloud = false;    # Save to disk by default, not iCloud
      NSNavPanelExpandedStateForSaveMode = true;    # Expand save panel by default
      NSNavPanelExpandedStateForSaveMode2 = true;   # Expand save panel by default (alternate)

      # Window and UI behavior
      AppleShowScrollBars = "Automatic";    # Show scroll bars automatically
      NSAutomaticWindowAnimationsEnabled = true; # Enable window animations
      NSScrollAnimationEnabled = true;      # Enable smooth scrolling
      NSTableViewDefaultSizeMode = 2;       # Set sidebar icon size to medium
      NSWindowResizeTime = 0.001;           # Speed up window resize animations

      # Other useful settings
      AppleMeasurementUnits = "Centimeters"; # Use metric units
      AppleMetricUnits = 1;                 # Enable metric units
      AppleShowAllFiles = true;             # Show hidden files globally
      PMPrintingExpandedStateForPrint = true; # Expand print panel by default
      "com.apple.mouse.tapBehavior" = 1;   # Enable tap to click for mouse
      "com.apple.swipescrolldirection" = false; # Natural scrolling direction
    };

    # Trackpad settings
    trackpad = {
      Clicking = true;                     # Enable tap to click
      TrackpadThreeFingerDrag = true;      # Enable three finger drag
      ActuationStrength = 0;                # Silent clicking
      FirstClickThreshold = 1;              # Light click pressure
      SecondClickThreshold = 1;             # Light force touch pressure
    };

    # Activity Monitor settings
    ActivityMonitor = {
      IconType = 5;                         # Show CPU usage in Dock icon
      OpenMainWindow = true;                # Show main window on launch
      SortColumn = "CPUUsage";              # Sort by CPU usage
      SortDirection = 0;                    # Sort descending
    };
  };

  # Keyboard settings
  system.keyboard = {
    enableKeyMapping = true;               # Enable key remapping
    remapCapsLockToControl = true;         # Remap Caps Lock to Control
  };

  # Custom user preferences (these require logout/login to take effect)
  system.startup.chime = false;            # Disable startup sound

  system.activationScripts.postActivation.text = ''
    # Following line should allow us to avoid a logout/login cycle when changing settings
    sudo -u ${config.system.primaryUser} /System/Library/PrivateFrameworks/SystemAdministration.framework/Resources/activateSettings -u
  '';
}