add smart splits

config/plugins/editor/smart-splits.nix

@@ -0,0 +1,110 @@
+{...}: {
+  plugins.smart-splits = {
+    enable = true;
+
+    settings = {
+      multiplexer_integration = "WezTerm";
+    };
+  };
+
+  keymaps = [
+    # moving between splits
+    {
+      mode = ["n"];
+      key = "<C-Left>";
+      action = {
+        __raw = "require('smart-splits').move_cursor_left";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-Down>";
+      action = {
+        __raw = "require('smart-splits').move_cursor_down";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-Up>";
+      action = {
+        __raw = "require('smart-splits').move_cursor_up";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-Right>";
+      action = {
+        __raw = "require('smart-splits').move_cursor_right";
+      };
+    }
+
+    # swapping buffers between windows
+    {
+      mode = ["n"];
+      key = "<C-S-Left>";
+      action = {
+        __raw = "require('smart-splits').swap_buf_left";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-S-Down>";
+      action = {
+        __raw = "require('smart-splits').swap_buf_down";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-S-Up>";
+      action = {
+        __raw = "require('smart-splits').swap_buf_up";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-S-Right>";
+      action = {
+        __raw = "require('smart-splits').swap_buf_right";
+      };
+    }
+
+    # resizing splits
+    {
+      mode = ["n"];
+      key = "<C-A-Left>";
+      action = {
+        __raw = "require('smart-splits').resize_left";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-A-Down>";
+      action = {
+        __raw = "require('smart-splits').resize_down";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-A-Up>";
+      action = {
+        __raw = "require('smart-splits').resize_up";
+      };
+    }
+
+    {
+      mode = ["n"];
+      key = "<C-A-Right>";
+      action = {
+        __raw = "require('smart-splits').resize_right";
+      };
+    }
+  ];
+}