init.lua

-- leader keymaps
vim.g.mapleader = " "
vim.keymap.set("n","<leader>pv",vim.cmd.Ex)
vim.keymap.set("n","<leader>nt",vim.cmd.Neotree)
vim.keymap.set("n","<leader>md",vim.cmd.MarkdownPreviewToggle) --only works on md files
vim.keymap.set("n","<leader>cs","<cmd>Telescope colorscheme<cr>") -- added colorscheme keybind
vim.cmd('set number')
vim.cmd('colorscheme default')
vim.cmd('tnoremap <Esc> <C-/><C-n>') --remap terminal for insert to normal mode
function open_terminal()
	-- make vertical split
	vim.cmd("vsplit")
	vim.cmd("set nonumber")
	vim.cmd("cd %:p:h") -- terminal now opens in current directory
	vim.cmd("terminal")
	vim.cmd("startinsert") --enter insert mode
end 

vim.keymap.set("n","<leader>ot","<cmd>lua open_terminal()<cr>")



local packer = require('packer')
packer.util = require('packer.util')

packer.startup(function()
  local use = use
  -- add you plugins here like:
  -- use 'neovim/nvim-lspconfig'
   use {
  'nvim-telescope/telescope.nvim', tag = '0.1.5',
-- or                            , branch = '0.1.x',
  requires = { {'nvim-lua/plenary.nvim'} }
      }
use { "williamboman/mason.nvim"}
      
use {
    "iamcco/markdown-preview.nvim",
    run = function() vim.fn["mkdp#util#install"]() end,
}
   use {
  'nvim-lualine/lualine.nvim',
  requires = { 'nvim-tree/nvim-web-devicons', opt = true }
       }

use { 'dccsillag/magma-nvim', run = ':UpdateRemotePlugins' }
  
use {"williamboman/mason.nvim"} -- mason
  use {
	  'nvim-treesitter/nvim-treesitter',
	  run = ':TSUpdate'
      }

      use {
  "startup-nvim/startup.nvim",
  requires = {"nvim-telescope/telescope.nvim", "nvim-lua/plenary.nvim"},
  config = function()
    require"startup".setup({theme = 'clax'})
  end
}

use {
	"L3MON4D3/LuaSnip",
	-- follow latest release.
	tag = "v2.*", -- Replace <CurrentMajor> by the latest released major (first number of latest release)
	-- install jsregexp (optional!:).
	run = "make install_jsregexp"
}
use {"hrsh7th/nvim-cmp"} --completion plugin
use {"hrsh7th/cmp-buffer"} --source for text in buffer
use {"hrsh7th/cmp-path"} --source for file system paths
use{"saadparwaiz1/cmp_luasnip"} -- for autocompletion
use{"rafamadriz/friendly-snippets"} -- useful snippets
use {
	"windwp/nvim-autopairs",
    config = function() require("nvim-autopairs").setup {} end
}
use { 'nvim-tree/nvim-web-devicons'}
use {'romgrk/barbar.nvim'}

use 'andweeb/presence.nvim'
use { 
	"nvim-neo-tree/neo-tree.nvim",
	branch = "v3.x",
	requires = {
		"nvim-lua/plenary.nvim",
		"MunifTanjim/nui.nvim",
	}
}

  end
)

-- keymaps
local builtin = require('telescope.builtin')
vim.keymap.set('n', '<leader>ff', builtin.find_files, {})
vim.keymap.set('n', '<leader>lg', builtin.live_grep, {})
vim.keymap.set('n', '<leader>fb', builtin.buffers, {})
vim.keymap.set('n', '<leader>of', builtin.oldfiles, {})
vim.keymap.set('n', '<leader>nf', vim.cmd.new, {})


-- treesitter config
require'nvim-treesitter.configs'.setup {
  ensure_installed = { "c", "lua", "vim", "python", "javascript", "typescript", "bash", "go", "rust","html","css", },

  sync_install = false,
  auto_install = true,
  highlight = {
    enable = true,

   additional_vim_regex_highlighting = false,
  },
}


-- import nvim-cmp plugin safely
local cmp_status, cmp = pcall(require, "cmp")
if not cmp_status then
  return
end

-- import luasnip plugin safely
local luasnip_status, luasnip = pcall(require, "luasnip")
if not luasnip_status then
  return
end

-- load VSCode-like snippets from plugins (e.g., friendly-snippets)


require("luasnip/loaders/from_vscode").lazy_load()

vim.opt.completeopt = "menu,menuone,noselect"

cmp.setup({
  snippet = {
    expand = function(args)
      luasnip.lsp_expand(args.body)
    end,
  },
  mapping = cmp.mapping.preset.insert({
    ["<C-k>"] = cmp.mapping.select_prev_item(), -- previous suggestion
    ["<C-j>"] = cmp.mapping.select_next_item(), -- next suggestion
    ["<C-b>"] = cmp.mapping.scroll_docs(-4),
    ["<C-f>"] = cmp.mapping.scroll_docs(4),
    ["<C-Space>"] = cmp.mapping.complete(), -- show completion suggestions
    ["<C-e>"] = cmp.mapping.abort(), -- close completion window
    ["<CR>"] = cmp.mapping.confirm({ select = false }),
  }),
  -- sources for autocompletion
  sources = cmp.config.sources({
    { name = "nvim_lsp" }, -- LSP
    { name = "luasnip" }, -- snippets
    { name = "buffer" }, -- text within the current buffer
    { name = "path" }, -- file system paths
  }),
})


-- barbar config
local map = vim.api.nvim_set_keymap
local opts = { noremap = true, silent = true }

-- Move to previous/next
map('n', '<A-,>', '<Cmd>BufferPrevious<CR>', opts)
map('n', '<A-.>', '<Cmd>BufferNext<CR>', opts)
-- Re-order to previous/next
map('n', '<A-<>', '<Cmd>BufferMovePrevious<CR>', opts)
map('n', '<A->>', '<Cmd>BufferMoveNext<CR>', opts)
-- Goto buffer in position...
map('n', '<A-1>', '<Cmd>BufferGoto 1<CR>', opts)
map('n', '<A-2>', '<Cmd>BufferGoto 2<CR>', opts)
map('n', '<A-3>', '<Cmd>BufferGoto 3<CR>', opts)
map('n', '<A-4>', '<Cmd>BufferGoto 4<CR>', opts)
map('n', '<A-5>', '<Cmd>BufferGoto 5<CR>', opts)
map('n', '<A-6>', '<Cmd>BufferGoto 6<CR>', opts)
map('n', '<A-7>', '<Cmd>BufferGoto 7<CR>', opts)
map('n', '<A-8>', '<Cmd>BufferGoto 8<CR>', opts)
map('n', '<A-9>', '<Cmd>BufferGoto 9<CR>', opts)
map('n', '<A-0>', '<Cmd>BufferLast<CR>', opts)
-- Pin/unpin buffer
map('n', '<A-p>', '<Cmd>BufferPin<CR>', opts)
-- Close buffer
map('n', '<A-c>', '<Cmd>BufferClose<CR>', opts)
-- Wipeout buffer
--                 :BufferWipeout
-- Close commands
--                 :BufferCloseAllButCurrent
--                 :BufferCloseAllButPinned
--                 :BufferCloseAllButCurrentOrPinned
--                 :BufferCloseBuffersLeft
--                 :BufferCloseBuffersRight
-- Magic buffer-picking mode
map('n', '<C-p>', '<Cmd>BufferPick<CR>', opts)
-- Sort automatically by...
map('n', '<Space>bb', '<Cmd>BufferOrderByBufferNumber<CR>', opts)
map('n', '<Space>bd', '<Cmd>BufferOrderByDirectory<CR>', opts)
map('n', '<Space>bl', '<Cmd>BufferOrderByLanguage<CR>', opts)
map('n', '<Space>bw', '<Cmd>BufferOrderByWindowNumber<CR>', opts)

-- Other:
-- :BarbarEnable - enables barbar (enabled by default)
-- :BarbarDisable - very bad command, should never be used
--
--
--
--
-- lualine config
require('lualine').setup {
  options = {
    icons_enabled = true,
    theme = 'gruvbox-material',
    component_separators = { left = '', right = ''},
    section_separators = { left = '', right = ''},
    disabled_filetypes = {
      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 = {}
}

-- mason 
require("mason").setup()