home/xmonad: kill previous workspace windows

home/ui/xmonad/config.hs

@@ -8,6 +8,7 @@
 --
 
 import qualified Codec.Binary.UTF8.String as UTF8
+import Control.Monad (replicateM_, sequence_)
 import qualified DBus as D
 import qualified DBus.Client as D
 import Data.Map.Strict (Map)
@@ -196,7 +197,9 @@ myLayout = avoidStruts . smartBorders $ (Mirror tiled ||| tiled ||| column3 |||
 -- per-workspace layout choices.
 --
 -- By default, do nothing.
-myStartupHook = return ()
+myStartupHook = do
+  spawn "kotatogram-desktop"
+  spawn "nheko"
 
 ------------------------------------------------------------------------
 -- Status bars and logging
@@ -254,11 +257,9 @@ myManageHook = manageApps
 -- Key bindings. Add, modify or remove key bindings here.
 --
 myKeys conf =
-  let easyMotionConfig =
-        def
-          { sKeys = AnyKeys [xK_a, xK_o, xK_e, xK_u, xK_h, xK_t, xK_n, xK_s]
-          }
-
+  mkKeymap conf $
+    apps_kb ++ workspaces_kb ++ windows_kb ++ layout_kb ++ system_kb ++ misc_kb
+  where
     apps_kb =
       [ -- launch a terminal
         ("M-S-<Return>", spawn $ XMonad.terminal conf),
@@ -302,6 +303,11 @@ myKeys conf =
         -- Swap the focused window with the previous window
         ("M-S-k", windows W.swapUp)
       ]
+      where
+        easyMotionConfig =
+          def
+            { sKeys = AnyKeys [xK_a, xK_o, xK_e, xK_u, xK_h, xK_t, xK_n, xK_s]
+            }
 
     layout_kb =
       [ -- Rotate through the available layout algorithms
@@ -340,8 +346,6 @@ myKeys conf =
         ("<XF86AudioRaiseVolume>", spawn "amixer -q sset Master 5%+"),
         ("<XF86AudioLowerVolume>", spawn "amixer -q sset Master 5%-")
       ]
-   in mkKeymap conf $
-        apps_kb ++ workspaces_kb ++ windows_kb ++ layout_kb ++ system_kb ++ misc_kb
 
 ------------------------------------------------------------------------
 -- Mouse bindings: default actions bound to mouse events
@@ -359,17 +363,51 @@ myMouseBindings (XConfig {XMonad.modMask = modm}) =
 
 myProjects :: [Project]
 myProjects =
-  [ Project
-      { projectName = "foo",
-        projectStartHook = Just $ do
-          spawn "alacritty --working-directory ~/repos/myconfig"
-          spawn "alacritty --working-directory ~/repos/tas"
+  [ -- my work
+    Project
+      { projectName = "bm-back",
+        projectStartHook = do
+          let workdir = "~/projects/binarymanagement/bm-back"
+          spawn $ terminal' workdir $ Just "docker-compose -f docker-compose.dev.yml up -d"
+          replicateM_ 3 $ spawn $ terminal workdir
       },
     Project
-      { projectName = "bar",
-        projectStartHook = Nothing
+      { projectName = "bm-front",
+        projectStartHook = do
+          let workdir = "~/projects/binarymanagement/bm-front"
+          replicateM_ 3 $ spawn $ terminal workdir
+      },
+    -- personal
+    Project
+      { projectName = "myconfig",
+        projectStartHook = replicateM_ 2 $ spawn $ terminal "~/repos/myconfig"
+      },
+    Project
+      { projectName = "tas",
+        projectStartHook = replicateM_ 2 $ spawn $ terminal "~/repos/tas"
+      },
+    -- community
+    Project
+      { projectName = "dexios",
+        projectStartHook = replicateM_ 2 $ spawn $ terminal "~/repos/dexios"
+      },
+    Project
+      { projectName = "home-manager (nix)",
+        projectStartHook = replicateM_ 2 $ spawn $ terminal "~/repos/home-manager"
       }
   ]
+  where
+    terminal :: String -> String
+    terminal wd = terminal' wd Nothing
+
+    terminal' :: String -> Maybe String -> String
+    terminal' wd' cmd' =
+      "alacritty" ++ workdir ++ command
+      where
+        workdir = " --working-directory " ++ wd'
+        command = case cmd' of
+          Just c -> " --command " ++ c
+          _ -> ""
 
 ------------------------------------------------------------------------
 -- Project
@@ -377,7 +415,7 @@ type ProjectName = String
 
 data Project = Project
   { projectName :: !ProjectName,
-    projectStartHook :: !(Maybe (X ()))
+    projectStartHook :: !(X ())
   }
 
 type ProjectTable = Map ProjectName Project
@@ -419,10 +457,12 @@ instance XPrompt ProjectPrompt where
       Nothing -> return ()
 
 openProject :: Project -> X ()
-openProject p =
-  case projectStartHook p of
-    Just h -> h
-    Nothing -> return ()
+openProject p = do
+  -- kill all windows in the current workspace
+  wins <- gets (W.integrate' . W.stack . W.workspace . W.current . windowset)
+  sequence_ $ map killWindow wins
+
+  projectStartHook p
 
 projectPrompt :: XPConfig -> X ()
 projectPrompt c = do