Initial commit

modules/system.nix

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+{ pkgs, config, ... }:
+
+  ###################################################################################
+  #
+  #  macOS's System configuration
+  #
+  #  All the configuration options are documented here:
+  #    https://daiderd.com/nix-darwin/manual/index.html#sec-options
+  #  Incomplete list of macOS `defaults` commands :
+  #    https://github.com/yannbertrand/macos-defaults
+  #
+  ###################################################################################
+{
+  system = {
+    stateVersion = 5;
+    # activationScripts are executed every time you boot the system or run `nixos-rebuild` / `darwin-rebuild`.
+    activationScripts.postUserActivation.text = ''
+      # activateSettings -u will reload the settings from the database and apply them to the current session,
+      # so we do not need to logout and login again to make the changes take effect.
+      /System/Library/PrivateFrameworks/SystemAdministration.framework/Resources/activateSettings -u
+    '';
+
+    activationScripts.applications.text = let
+      env = pkgs.buildEnv {
+        name = "system-applications";
+        paths = config.environment.systemPackages;
+        pathsToLink = "/Applications";
+      };
+    in
+      pkgs.lib.mkForce ''
+      # Set up applications.
+      echo "setting up /Applications..." >&2
+      rm -rf /Applications/Nix\ Apps
+      mkdir -p /Applications/Nix\ Apps
+      find ${env}/Applications -maxdepth 1 -type l -exec readlink '{}' + |
+      while read -r src; do
+        app_name=$(basename "$src")
+        echo "copying $src" >&2
+        ${pkgs.mkalias}/bin/mkalias "$src" "/Applications/Nix Apps/$app_name"
+      done
+          '';
+
+    defaults = {
+      # login window
+      loginwindow = {
+        GuestEnabled = false;  # disable guest user
+        SHOWFULLNAME = true;  # show full name in login window
+      };
+
+      # control center
+      controlcenter = {
+        Sound = false;
+        Bluetooth = false;
+        AirDrop = false;
+        Display = false;
+        NowPlaying = false;
+      };
+
+      # clock
+      menuExtraClock = {
+        Show24Hour = true;
+        ShowAMPM = false;
+        ShowDayOfWeek = false;
+      };
+      
+      # dock
+      dock = {
+        autohide = true;
+        autohide-delay = 0.01;
+        autohide-time-modifier = 0.1;
+        mineffect = "suck";
+        show-recents = false;
+        tilesize = 50;
+        magnification = true;
+        largesize = 70;
+        wvous-bl-corner = 11;
+      };
+
+      # finder
+      finder = {
+        AppleShowAllFiles = true;
+        ShowStatusBar = true;
+        ShowPathbar = true;
+        FXPreferredViewStyle = "Nlsv";
+        AppleShowAllExtensions = true;
+        QuitMenuItem = true;
+        _FXShowPosixPathInTitle = true;
+        _FXSortFoldersFirst = true;
+        FXEnableExtensionChangeWarning = false;
+        NewWindowTarget = "Home";
+      };
+
+      # trackpad
+      trackpad = {
+        Clicking = true;
+        TrackpadRightClick = true;  # enable two finger right click
+        TrackpadThreeFingerDrag = true;  # enable three finger drag
+      };
+
+      # customize settings that not supported by nix-darwin directly
+      # Incomplete list of macOS `defaults` commands :
+      #   https://github.com/yannbertrand/macos-defaults
+      NSGlobalDomain = {
+        # `defaults read NSGlobalDomain "xxx"`
+        "com.apple.swipescrolldirection" = true;
+        AppleInterfaceStyle = "Dark";
+        AppleKeyboardUIMode = 3;
+        ApplePressAndHoldEnabled = false;
+        InitialKeyRepeat = 15;
+        KeyRepeat = 2;
+
+        AppleShowScrollBars = "WhenScrolling";
+        AppleScrollerPagingBehavior = true;
+
+        NSAutomaticCapitalizationEnabled = false;
+        NSAutomaticDashSubstitutionEnabled = false;
+        NSAutomaticPeriodSubstitutionEnabled = false;
+        NSAutomaticQuoteSubstitutionEnabled = false;
+        NSAutomaticSpellingCorrectionEnabled = false;
+        NSNavPanelExpandedStateForSaveMode = true;
+        NSNavPanelExpandedStateForSaveMode2 = true;
+        NSTableViewDefaultSizeMode = 2;
+
+        "com.apple.keyboard.fnState" = true;
+      };
+
+      # Customize settings that not supported by nix-darwin directly
+      # see the source code of this project to get more undocumented options:
+      #    https://github.com/rgcr/m-cli
+      # 
+      # All custom entries can be found by running `defaults read` command.
+      # or `defaults read xxx` to read a specific domain.
+      CustomUserPreferences = {
+        ".GlobalPreferences" = {
+          # automatically switch to a new space when switching to the application
+          AppleSpacesSwitchOnActivate = true;
+        };
+        NSGlobalDomain = {
+          # Add a context menu item for showing the Web Inspector in web views
+          WebKitDeveloperExtras = true;
+        };
+        "com.apple.finder" = {
+          ShowExternalHardDrivesOnDesktop = true;
+          ShowHardDrivesOnDesktop = true;
+          ShowMountedServersOnDesktop = true;
+          ShowRemovableMediaOnDesktop = true;
+          _FXSortFoldersFirst = true;
+          # When performing a search, search the current folder by default
+          FXDefaultSearchScope = "SCcf";
+        };
+        "com.apple.desktopservices" = {
+          # Avoid creating .DS_Store files on network or USB volumes
+          DSDontWriteNetworkStores = true;
+          DSDontWriteUSBStores = true;
+        };
+        "com.apple.WindowManager" = {
+          EnableStandardClickToShowDesktop = 0; # Click wallpaper to reveal desktop
+          StandardHideDesktopIcons = 0; # Show items on desktop
+          HideDesktop = 0; # Do not hide items on desktop & stage manager
+          StageManagerHideWidgets = 0;
+          StandardHideWidgets = 0;
+        };
+        "com.apple.screensaver" = {
+          # Require password immediately after sleep or screen saver begins
+          askForPassword = 1;
+          askForPasswordDelay = 0;
+        };
+        "com.apple.AdLib" = {
+          allowApplePersonalizedAdvertising = false;
+        };
+        # Prevent Photos from opening automatically when devices are plugged in
+        "com.apple.ImageCapture".disableHotPlug = true;
+        "com.apple.dock" = {
+          springboard-columns = 10;
+          springboard-rows = 10;
+          ResetLaunchPad = true;
+        };
+      };
+    };
+
+    # keyboard settings is not very useful on macOS
+    # the most important thing is to remap option key to alt key globally,
+    # but it's not supported by macOS yet.
+    keyboard = {
+      enableKeyMapping = true;  # enable key mapping so that we can use `option` as `control`
+
+      # NOTE: do NOT support remap capslock to both control and escape at the same time
+      remapCapsLockToControl = false;  # remap caps lock to control, useful for emac users
+      remapCapsLockToEscape  = false;  # remap caps lock to escape, useful for vim users
+    };
+  };
+
+  # Add ability to used TouchID for sudo authentication
+  security.pam.services.sudo_local.touchIdAuth = true;
+
+  # Create /etc/zshrc that loads the nix-darwin environment.
+  # this is required if you want to use darwin's default shell - zsh
+  programs.zsh.enable = true;
+  environment.shells = [
+    pkgs.zsh
+  ];
+
+  # Set your time zone.
+  time.timeZone = "Asia/Seoul";
+
+  # Fonts
+  fonts = {
+    packages = with pkgs; [
+      # icon fonts
+      material-design-icons
+      font-awesome
+
+      # nerdfonts
+      nerd-fonts.symbols-only
+      nerd-fonts.meslo-lg
+      nerd-fonts.d2coding
+      nerd-fonts.fira-code
+      nerd-fonts.jetbrains-mono
+    ];
+  };
+}