added bufferline lualine and telescope to nvim

nix/users/base/neovim/default.nix

@@ -132,7 +132,22 @@
 
       {
         plugin = nvim-tree-lua;
-        config = toLuaFile ./plugins/nvimtree.lua
+        config = toLuaFile ./plugins/nvimtree.lua;
+      }
+
+      {
+        plugin = bufferline-nvim;
+        config = toLuaFile ./plugins/bufferline.lua;
+      }
+
+      {
+        plugin = lualine-nvim;
+        config = toLuaFile ./plugins/lualine.lua;
+      }
+
+      {
+        plugin = telescope-nvim;
+        config = toLuaFile ./plugins/telescope.lua;
       }
 
     ];

nix/users/base/neovim/plugins/bufferline.lua

@@ -0,0 +1,26 @@
+local status, plugin = pcall(require,'bufferline')
+if not status then
+    print('Error with plugin: ', plugin)
+    return
+end
+
+plugin.setup{
+    options = {
+        close_command = "bdelete %d",
+        right_mouse_command = "bdelete! %d", 
+        left_mouse_command = "buffer %d",   
+        middle_mouse_command = nil,        
+
+        indicator = {
+            style = 'none',
+        },
+        hover = {
+            enabled = true,
+            delay = 200,
+            reveal = {'close'},
+        },
+        color_icons = true,
+        numbers = "ordinal",
+        offsets = {{filetype = "NvimTree", text = "File Explorer", padding = 0 }},
+    },
+}

nix/users/base/neovim/plugins/lualine.lua

@@ -0,0 +1,92 @@
+local status, plugin = pcall(require,'lualine')
+if not status then
+    print('Error with plugin: ', plugin)
+    return
+end
+
+local colors = {
+    darkgray = "#16161d",
+    gray = "#727169",
+    innerbg = nil,
+    outerbg = nil,
+    normal = "#bd93f9",
+    insert = "#7e9cd8",
+    visual = "#ffa066",
+    replace = "#e46876",
+    command = "#e6c384",
+}
+local custom_theme = {
+    inactive = {
+        a = { fg = colors.gray, bg = colors.outerbg, gui = "bold" },
+        b = { fg = colors.gray, bg = colors.outerbg },
+        c = { fg = colors.gray, bg = colors.innerbg },
+    },
+    visual = {
+        a = { fg = colors.darkgray, bg = colors.visual, gui = "bold" },
+        b = { fg = colors.gray, bg = colors.outerbg },
+        c = { fg = colors.gray, bg = colors.innerbg },
+    },
+    replace = {
+        a = { fg = colors.darkgray, bg = colors.replace, gui = "bold" },
+        b = { fg = colors.gray, bg = colors.outerbg },
+        c = { fg = colors.gray, bg = colors.innerbg },
+    },
+    normal = {
+        a = { fg = colors.darkgray, bg = colors.normal, gui = "bold" },
+        b = { fg = colors.gray, bg = colors.outerbg },
+        c = { fg = colors.gray, bg = colors.innerbg },
+    },
+    insert = {
+        a = { fg = colors.darkgray, bg = colors.insert, gui = "bold" },
+        b = { fg = colors.gray, bg = colors.outerbg },
+        c = { fg = colors.gray, bg = colors.innerbg },
+    },
+    command = {
+        a = { fg = colors.darkgray, bg = colors.command, gui = "bold" },
+        b = { fg = colors.gray, bg = colors.outerbg },
+        c = { fg = colors.gray, bg = colors.innerbg },
+    },
+}
+
+plugin.setup {
+  options = {
+    icons_enabled = true,
+    theme = custom_theme,
+
+    component_separators = { '' },
+    section_separators = { left = ''},
+    disabled_filetypes = {
+      'NvimTree',
+      statusline = {},
+      winbar = {},
+    },
+    ignore_focus = {},
+    always_divide_middle = true,
+    globalstatus = false,
+    refresh = {
+      statusline = 1000,
+      tabline = 1000,
+      winbar = 1000,
+    }
+  },
+  sections = {
+    lualine_a = {'mode'},
+    lualine_b = {'branch', 'diff', 'diagnostics'},
+    lualine_c = {'filename'},
+    lualine_x = {'encoding', 'fileformat', 'filetype'},
+    lualine_y = {'progress'},
+    lualine_z = {'location'}
+  },
+  inactive_sections = {
+    lualine_a = {},
+    lualine_b = {},
+    lualine_c = {'filename'},
+    lualine_x = {'location'},
+    lualine_y = {},
+    lualine_z = {}
+  },
+  tabline = {},
+  winbar = {},
+  inactive_winbar = {},
+  extensions = {}
+}

nix/users/base/neovim/plugins/telescope.lua

@@ -0,0 +1,48 @@
+local status, plugin = pcall(require,'telescope')
+if not status then
+    print('Error with plugin: ', plugin)
+    return
+end
+plugin.setup{
+    defaults = {
+        -- Default configuration for telescope goes here:
+        -- config_key = value,
+        layout_strategy = "vertical",
+        layout_config = {
+          height = vim.o.lines, -- maximally available lines
+          width = vim.o.columns, -- maximally available columns
+          prompt_position = "top",
+          preview_height = 0.6, -- 60% of available lines
+        },
+        border = true;
+        mappings = {
+            i = {
+                -- map actions.which_key to <C-h> (default: <C-/>)
+                -- actions.which_key shows the mappings for your picker,
+                -- e.g. git_{create, delete, ...}_branch for the git_branches picker
+                ["<C-h>"] = "which_key"
+            }
+        }
+    },
+    pickers = {
+        find_files = {
+            file_ignore_patterns = { ".git/", ".undo/",".backup/"},
+        },
+        live_grep = {
+        },
+        -- Default configuration for builtin pickers goes here:
+        -- picker_name = {
+            --   picker_config_key = value,
+            --   ...
+            -- }
+            -- Now the picker_config_key will be applied every time you call this
+            -- builtin picker
+        },
+        extensions = {
+            -- Your extension configuration goes here:
+            -- extension_name = {
+                --   extension_config_key = value,
+                -- }
+                -- please take a look at the readme of the extension you want to configure
+            }
+}