From a0f084a4652695cf947b2c755cfb102a7d7dce82 Mon Sep 17 00:00:00 2001
From: Sam <samual.shop@proton.me>
Date: Tue, 4 Jun 2024 12:37:26 +0100
Subject: [PATCH] nixvim buffer_manager

---
 home/common/core/nixvim/plugins/default.nix | 72 ++++++++++++++++++---
 home/common/core/nixvim/plugins/harpoon.nix |  2 +-
 2 files changed, 63 insertions(+), 11 deletions(-)

diff --git a/home/common/core/nixvim/plugins/default.nix b/home/common/core/nixvim/plugins/default.nix
index b2196e6..73d8f02 100644
--- a/home/common/core/nixvim/plugins/default.nix
+++ b/home/common/core/nixvim/plugins/default.nix
@@ -16,17 +16,69 @@
   ];
 
   # Load Plugins that aren't provided as modules by nixvim
-  programs.nixvim.extraPlugins = builtins.attrValues {
-    inherit (pkgs.vimPlugins)
-      ale
-      vim-numbertoggle
-      vimwiki
-      vim-dadbod
-      vim-dadbod-ui
+  programs.nixvim.extraPlugins = [
+    pkgs.vimPlugins.vim-numbertoggle
+    pkgs.vimPlugins.vimwiki
+    pkgs.vimPlugins.vim-dadbod
+    pkgs.vimPlugins.vim-dadbod-ui
 
-      # Keep vim-devicons as last entry
-      vim-devicons;
-  };
+    # Keep vim-devicons as last entry
+    pkgs.vimPlugins.vim-devicons
+    (pkgs.vimUtils.buildVimPlugin
+      {
+        name = "buffer_manager.nvim";
+        src = pkgs.fetchFromGitHub {
+          owner = "j-morano";
+          repo = "buffer_manager.nvim";
+          rev = "fd36131";
+          sha256 = "sha256-abe9ZGmL7U9rC+LxC3LO5/bOn8lHke1FCKO0V3TZGs0=";
+        };
+      })
+  ];
+  programs.nixvim.extraConfigLua = ''
+    -- buffer_manager.nvim
+    local opts = {noremap = true}
+    
+    require("buffer_manager").setup(
+      {
+        line_keys = "1234567890",
+        select_menu_item_commands = {
+          edit = {
+            key = "<CR>",
+            command = "edit"
+          }
+        },
+        focus_alternate_buffer = true,
+        short_file_names = false,
+        short_term_names = true,
+        height = 15,
+        width = 0.8,
+        loop_nav = true,
+        highlight = "",
+        win_extra_options = {},
+        borderchars = { "─", "│", "─", "│", "╭", "╮", "╯", "╰" },
+        order_buffers = "lastused",
+        show_indicators = "before",
+      }
+    )
+
+    -- Custom color for modified buffers
+    vim.api.nvim_set_hl(0, "BufferManagerModified", { fg = "#988100" })
+    
+    local bmui = require("buffer_manager.ui")
+    vim.keymap.set('n', '<leader>b', bmui.toggle_quick_menu, opts)
+    vim.keymap.set('n', '<leader>n', bmui.nav_next, opts)
+    vim.keymap.set('n', '<leader>p', bmui.nav_prev, opts)
+    
+    local keys="1234567890"
+    for i = 1, #keys do
+      local key = keys:sub(i,i)
+      vim.keymap.set('n', string.format('<leader>%s', key),
+        function () bmui.nav_file(i) end,
+        opts
+      )
+    end
+  '';
 
 }
 
diff --git a/home/common/core/nixvim/plugins/harpoon.nix b/home/common/core/nixvim/plugins/harpoon.nix
index 1462b1e..0080b57 100644
--- a/home/common/core/nixvim/plugins/harpoon.nix
+++ b/home/common/core/nixvim/plugins/harpoon.nix
@@ -2,7 +2,7 @@
   programs.nixvim.plugins.harpoon = {
     enable = true;
     keymaps = {
-      toggleQuickMenu = "<leader>b";
+      toggleQuickMenu = "<leader>h";
     };
   };
 }