renamed: desktop.nix -> flake.nix

new file:   weekday.hs

flake.nix

@@ -1,4 +1,9 @@
+{
+    description = "MIREA desktop";
+    inputs.nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
+    outputs = { self, nixpkgs, ... }:
         let
+            pkgs = import nixpkgs { system = "x86_64-linux"; };
             wallpaper = builtins.readFile "./wallpaper.svg";
             folderIcon = builtins.readFile "./folderIcon.svg"; 
             pcmanfmConf = builtins.readFile "./pcmanfm.conf";
@@ -89,44 +94,7 @@ fi
     mireaweek = pkgs.stdenv.mkDerivation rec {
 	    pname = "mireaweek";
 	    version = "0.2.0";
-	    src = pkgs.writeTextFile {
+	    src = ./weekday.hs;
-		    name = "weekday.hs";
-		    text = ''
-import Data.Time
-import Data.Time.Calendar.WeekDate (toWeekDate)
-
-data Period = Autumn
-            | Winter
-            | Spring
-            deriving (Show, Eq)
-
-period :: (Ord a, Num t) => (MonthOfYear -> t -> a) -> a -> Period
-period thisYear today
-    | today < thisYear February 9 = Winter
-    | today >= thisYear September 1 = Autumn
-    | otherwise = Spring 
-
-week :: Period -> Day -> String
-week Winter _ = "Хороших праздников, удачной сессии!"
-week p d
-    | dayOfWeek d == Sunday = "Сегодня воскресенье, лучше иди домой"
-    | otherwise = show x ++ " неделя" where
-                        x = 1 + x0 - x1 - if limitIsSunday then 1 else 0
-                        limitIsSunday = dayOfWeek limit == Sunday 
-                        (_, x1, _) = toWeekDate limit
-                        (y, x0, _) = toWeekDate d
-                        limit = if p == Spring
-                            then this February 9
-                            else this September 1
-                        this = fromGregorian y
-main :: IO ()
-main = do
-    now <- getCurrentTime
-    let today = utctDay now
-    --let today = fromGregorian 2024 September 9 -- it was TEST
-    let (year,_,_) = toGregorian today
-    putStr $ week (period (fromGregorian year) today) today'';
-	    };
 	    dontInstall = true;
 	    dontUnpack = true;
 	    nativeBuildInputs = [pkgs.ghc];
@@ -151,5 +119,14 @@ s/\^tag(apps-dir-Database)/\^tag(apps-dir-Database)\nArchi (Archimate Modeling T
 printf "$str\n\n^tag(apps-dir-Powermenu)\nВыключить,${powermenu} poweroff,,,#System\nПерезагрузить,${powermenu} reboot,,,#System\n"
 '');
     myxinitrc = pkgs.writeText ".xinitrc" "${tint2} &\n${pkgs.pcmanfm}/bin/pcmanfm --desktop &\nexec ${pkgs.metacity}";
-in
+    startmireadesktop = pkgs.writeShellScript "startmireadesktop"
-    myxinitrc;
+    ''
+        if [[ -z $DISPLAY ]] && [[ $(tty) = /dev/tty ]]; then
+            startx ${myxinitrc}
+        fi
+    '';
+in {
+    packages.x86_64-linux.xinitrc = startmireadesktop;
+    defaultPackage.x86_64-linux = startmireadesktop;
+};
+}

weekday.hs

@@ -0,0 +1,34 @@
+import Data.Time
+import Data.Time.Calendar.WeekDate (toWeekDate)
+
+data Period = Autumn
+            | Winter
+            | Spring
+            deriving (Show, Eq)
+
+period :: (Ord a, Num t) => (MonthOfYear -> t -> a) -> a -> Period
+period thisYear today
+    | today < thisYear February 9 = Winter
+    | today >= thisYear September 1 = Autumn
+    | otherwise = Spring 
+
+week :: Period -> Day -> String
+week Winter _ = "Хороших праздников, удачной сессии!"
+week p d
+    | dayOfWeek d == Sunday = "Сегодня воскресенье, лучше иди домой"
+    | otherwise = show x ++ " неделя" where
+                        x = 1 + x0 - x1 - if limitIsSunday then 1 else 0
+                        limitIsSunday = dayOfWeek limit == Sunday 
+                        (_, x1, _) = toWeekDate limit
+                        (y, x0, _) = toWeekDate d
+                        limit = if p == Spring
+                            then this February 9
+                            else this September 1
+                        this = fromGregorian y
+main :: IO ()
+main = do
+    now <- getCurrentTime
+    let today = utctDay now
+    --let today = fromGregorian 2024 September 9 -- it was TEST
+    let (year,_,_) = toGregorian today
+    putStr $ week (period (fromGregorian year) today) today