From 71a1a67f164e88ec61a500d8164a156a2734b93a Mon Sep 17 00:00:00 2001
From: Lukas Cech <lcech@veracode.com>
Date: Tue, 4 Feb 2025 09:48:25 +0100
Subject: [PATCH] Implement window presets in hammerspoon

---
 .../hammerspoon/C3CWorkspace.spoon/init.lua   | 70 +++++++++++++++++++
 home-manager/lcech-mac-veracode.nix           | 14 ++++
 2 files changed, 84 insertions(+)
 create mode 100644 home-manager/hammerspoon/C3CWorkspace.spoon/init.lua

diff --git a/home-manager/hammerspoon/C3CWorkspace.spoon/init.lua b/home-manager/hammerspoon/C3CWorkspace.spoon/init.lua
new file mode 100644
index 0000000..bac846d
--- /dev/null
+++ b/home-manager/hammerspoon/C3CWorkspace.spoon/init.lua
@@ -0,0 +1,70 @@
+return (function()
+    spoon = {
+        name = "C3C Workspace";
+        version = "0.0.1";
+        author = "Arnie";
+        license = "MIT";
+    }
+
+    -- DELL S2722DGM: 0F6BDB5B-840D-40BE-AAC9-B467A78E057A
+    -- DELL S2721DGF: D3142823-261D-46EF-B9C2-5181C7FE2CA5
+    -- AV Receiver:   B5A65BB6-E73E-4C3D-977C-33C86798AA5A
+    local appScreenMap = {
+        Slack = {
+            desktop = 1,
+            screen = "0F6BDB5B-840D-40BE-AAC9-B467A78E057A",
+            fullscreen = true,
+        },
+    }
+
+	local fullscreen = function(win)
+		local screen = win:screen()
+
+		local cell = hs.grid.get(win, screen)
+
+		cell.x = 0
+		cell.y = 0
+		cell.w = 24
+		cell.h = 24
+
+		hs.grid.set(win, cell, screen)
+	end
+
+    function spoon:restoreAppsToScreens()
+        local screens = {}
+        for _, screen in ipairs(hs.screen.allScreens()) do
+            screens[screen:getUUID()] = screen
+		end
+
+        for appName, def in pairs(appScreenMap) do
+            local scr = screens[def.screen]
+            if scr ~= nil then
+                local app = hs.application.get(appName)
+                if app then
+                    local wf = hs.window.filter.new(appName)
+                    if wf then
+                        -- TODO: Really bad performance
+                        for _, win in pairs(wf:getWindows()) do
+                            win:moveToScreen(scr)
+                            if def.fullscreen then
+                                fullscreen(win)
+                            end
+                        end
+                    end
+                end
+            end
+        end
+    end
+
+    -- https://github.com/Hammerspoon/hammerspoon/blob/master/SPOONS.md#hotkeys
+    function spoon:bindHotKeys(mapping)
+        local spec = {
+            restoreAppsToScreens = hs.fnutils.partial(self.restoreAppsToScreens, self)
+        }
+
+        hs.spoons.bindHotkeysToSpec(spec, mapping)
+        return self
+    end
+
+    return spoon
+end)()
diff --git a/home-manager/lcech-mac-veracode.nix b/home-manager/lcech-mac-veracode.nix
index f61407f..11a558f 100644
--- a/home-manager/lcech-mac-veracode.nix
+++ b/home-manager/lcech-mac-veracode.nix
@@ -40,11 +40,25 @@ in
         font-size = 14
       '';
     };
+
+    "${homedir}/.hammerspoon/hmSpoons/C3CWorkspace.spoon" = {
+      source = ./hammerspoon/C3CWorkspace.spoon;
+      recursive = true;
+    };
+
     "${homedir}/.hammerspoon/init.lua" = {
       text = ''
         ${builtins.readFile ./hammerspoon/window-tiling.lua}
 
         ${builtins.readFile ./hammerspoon/window-move.lua}
+
+        package.path = package.path .. ";" ..  hs.configdir .. "/hmSpoons/?.spoon/init.lua"
+
+        hs.loadSpoon("C3CWorkspace")
+
+        spoon.C3CWorkspace:bindHotKeys({
+          restoreAppsToScreens = {{"ctrl", "alt", "cmd"}, "F12"}
+        })
       '';
     };
   };