home/wm: simplify xmonad project settings

home/modules/window_manager/xmonad.nix

@@ -9,18 +9,41 @@ let
       name = mkOption {
         type = types.str;
       };
-      startHook = mkOption {
+      workdir = mkOption {
-        type = types.lines;
+        type = types.str;
+      };
+      windowCount = mkOption {
+        type = types.ints.positive;
+        default = 1;
+      };
+      terminalCommands = mkOption {
+        type = types.listOf types.str;
+        default = [ ];
+      };
+      spawnPrograms = mkOption {
+        type = types.listOf types.str;
+        default = [ ];
       };
     };
-
   };
 
-  mkXmonadProject = { name, startHook }:
+  mkXmonadProjectSpawnProgram = program:
+    "spawn \"${program}\"";
+
+  mkXmonadProjectTerminalCommand = command:
+    "spawn $ terminal' workdir $ Just \"${command}\"";
+
+
+  mkXmonadProject = { name, workdir, windowCount, spawnPrograms, terminalCommands }:
     ''
       Project {
         projectName = "${name}",
-        projectStartHook = ${startHook}
+        projectStartHook =
+          do
+            let workdir = "${workdir}"
+            ${lib.concatStringsSep "\n" (map mkXmonadProjectSpawnProgram spawnPrograms)}
+            ${lib.concatStringsSep "\n" (map mkXmonadProjectTerminalCommand terminalCommands)}
+            replicateM_ ${toString windowCount} $ spawn $ terminal workdir
       }
     '';