session management

config/default.nix

@@ -11,6 +11,7 @@
     ./plugins/cmp/cmp.nix
 
     # Editor plugins and configurations
+    ./plugins/editor/sessions.nix
     ./plugins/editor/buffers.nix
     ./plugins/editor/comment.nix
     ./plugins/editor/treesitter.nix

config/options.nix

@@ -8,11 +8,15 @@
     clipboard = "unnamedplus";
     conceallevel = 1;
     updatetime=100;
+    undofile = true;
 
     # Tabs & Spaces
     tabstop = 2;
     softtabstop = 2;
     shiftwidth = 2;
     expandtab = true;
+
+    # Using this config for sessionoptions is recommended:
+    sessionoptions = "blank,buffers,curdir,folds,help,tabpages,winsize,winpos,terminal,localoptions";
   };
 }

config/plugins/editor/sessions.nix

@@ -0,0 +1,21 @@
+{ ... }: {
+  plugins.auto-session = {
+    enable = true;
+    settings = {
+      pre_save_cmds = ["Neotree close"];
+      post_restore_cmds = ["Neotree show"];
+    };
+  };
+
+  keymaps = [
+    {
+      mode = ["n"];
+      key = "<leader>ss";
+      action = ":SessionSearch<cr>";
+      options = {
+        desc = "Search sessions";
+        silent = true;
+      };
+    }
+  ];
+}

config/plugins/ui/neo-tree.nix

@@ -1,7 +1,15 @@
 {...}: {
   plugins.neo-tree = {
     enable = true;
+    autoCleanAfterSessionRestore = true;
     closeIfLastWindow = true;
+    eventHandlers = {
+      neo_tree_window_after_open = ''
+        function(_)
+          vim.cmd("wincmd =")
+        end
+      '';
+    };
   };
 
   keymaps = [