return require('packer').startup(function()
  use 'hashivim/vim-terraform'
  use 'pierreglaser/folding-nvim'
  use 'tjdevries/colorbuddy.vim'
  use 'wbthomason/packer.nvim'
  use 'ray-x/lsp_signature.nvim'
  use 'jose-elias-alvarez/nvim-lsp-ts-utils'
  use 'rafamadriz/friendly-snippets'
  use { "rcarriga/nvim-dap-ui", requires = {"mfussenegger/nvim-dap"} }
  use {'ray-x/guihua.lua', run = 'cd lua/fzy && make'}

  use {
    'theHamsta/nvim-dap-virtual-text',
    config = function()
      require("nvim-dap-virtual-text").setup {
        commented = true,
      }
    end
  }

  use({
    "jose-elias-alvarez/null-ls.nvim",
    requires = { "nvim-lua/plenary.nvim" },
    config = function()
      require("plugins/null-ls")
    end,
  })

  use {
    'b3nj5m1n/kommentary',
    config = function()
      require('kommentary.config').use_extended_mappings()
      vim.api.nvim_set_keymap("n", "", "<Plug>kommentary_line_default", {}) -- C-/
      vim.api.nvim_set_keymap("v", "", "<Plug>kommentary_visual_default", {}) -- C-/

      require('kommentary.config').configure_language("default", {
        prefer_single_line_comments = true,
      })
    end
  }

  use {
    'L3MON4D3/LuaSnip',
    config = function()
      require("luasnip/loaders/from_vscode").lazy_load()
    end
  }

  use {
    'hrsh7th/nvim-cmp',
    requires = {
      'andersevenrud/cmp-tmux',
      'hrsh7th/cmp-nvim-lsp',
      'hrsh7th/cmp-buffer',
      'hrsh7th/cmp-path',
      'hrsh7th/cmp-cmdline',
      'L3MON4D3/LuaSnip',
      'saadparwaiz1/cmp_luasnip',
    },
    config = function()
      local cmp = require'cmp'
      local luasnip = require'luasnip'

      local has_words_before = function()
        local line, col = unpack(vim.api.nvim_win_get_cursor(0))
        return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match('%s') == nil
      end

      cmp.setup({

        formatting = {
          format = require('lspkind').cmp_format({
            with_text = true,
            menu = {
              buffer = "[Buffer]",
              tmux = "[Tmux]",
              luasnip = "[LuaSnip]",
              nvim_lsp = "[LSP]",
              nvim_lua = "[Lua]",
              path = "[Path]",
            },
          }),
        },

        documentation = {
          border = 'rounded'
        },

        snippet = {
          expand = function(args)
            luasnip.lsp_expand(args.body)
          end,
        },

        mapping = {
          ['<C-p>'] = cmp.mapping(cmp.mapping.select_prev_item(), { 'i', 'c' }),
          ['<C-n>'] = cmp.mapping(cmp.mapping.select_next_item(), { 'i', 'c' }),
          ["<C-d>"] = cmp.mapping.scroll_docs(-4),
          ["<C-u>"] = cmp.mapping.scroll_docs(4),
          ['<C-e>'] = cmp.mapping({
            i = cmp.mapping.abort(),
            c = cmp.mapping.close(),
          }),
          ['<CR>'] = cmp.mapping(cmp.mapping.confirm({ select = false }), { 'i', 'c' }),
          ['<C-y>'] = cmp.mapping(cmp.mapping.confirm({ select = false }), { 'i', 'c' }),
          ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
          ["<Tab>"] = cmp.mapping(function(fallback)
            if cmp.visible() then
              cmp.select_next_item()
            elseif luasnip.expand_or_locally_jumpable() then
              luasnip.expand_or_jump()
            elseif has_words_before() then
              cmp.complete()
            else
              fallback()
            end
          end, { "i", "s" }),
          ["<S-Tab>"] = cmp.mapping(function(fallback)
            if cmp.visible() then
              cmp.select_prev_item()
            elseif luasnip.jumpable(-1) then
              luasnip.jump(-1)
            else
              fallback()
            end
          end, { "i", "s" }),
        },

        sources = cmp.config.sources({
          {
            name = 'buffer',
            priority = 1,

          },
          { 
            name = 'luasnip',
            priority = 4,
          },
          {
            name = 'tmux',
            priority = 2,
            option = {
              all_panes = true,
              trigger_characters = {},
            }
          },
          {
            name = 'nvim_lsp',
            priority = 3,
          },
        })
      })

    end
  }


  use {
    'lewis6991/gitsigns.nvim',
    requires = {
      'nvim-lua/plenary.nvim'
    },
    config = function()
      require('gitsigns').setup {
        numhl = true,
        signs = {
          add          = {hl = 'GitSignsAdd'   , text = '▌', numhl='GitSignsAddNr'   , linehl='GitSignsAddLn'},
          change       = {hl = 'GitSignsChange', text = '▌', numhl='GitSignsChangeNr', linehl='GitSignsChangeLn'},
          delete       = {hl = 'GitSignsDelete', text = '▖', numhl='GitSignsDeleteNr', linehl='GitSignsDeleteLn'},
          topdelete    = {hl = 'GitSignsDelete', text = '▘', numhl='GitSignsDeleteNr', linehl='GitSignsDeleteLn'},
          changedelete = {hl = 'GitSignsChange', text = '~', numhl='GitSignsChangeNr', linehl='GitSignsChangeLn'},
        },
      }
    end
  }

  use {
    "lukas-reineke/indent-blankline.nvim",
    branch = "master",
    config = function()
      -- vim.wo.colorcolumn = "100"
      vim.g.indent_blankline_char = "│"
      vim.g.indent_blankline_space_char = "⬝"
      vim.g.indent_blankline_space_char_highlight_list = { 'IndentSpace' }
      -- vim.g.indent_blankline_char_list = {'|', '¦', '┆', '┊'}
      vim.g.indent_blankline_buftype_exclude = {"help", "terminal"}
      vim.g.indent_blankline_filetype_exclude = {"text", "markdown"}
      -- vim.g.indent_blankline_show_end_of_line = true
      vim.g.indent_blankline_show_first_indent_level = true
      vim.g.indent_blankline_show_trailing_blankline_indent = true
      vim.g.indent_blankline_char_highlight_list = { 'Indent1', 'Indent2', 'Indent3', 'Indent4', 'Indent5', 'Indent6'}
    end
  }

  use {
    'neovim/nvim-lspconfig',
    config = function()
      require('dln.lsp-config')
      local map = require('dln.utils').map
      map('n', 'K', '<Cmd>lua vim.lsp.buf.hover()<CR>')
      map('i', '<C-k>', '<Cmd>lua vim.lsp.buf.signature_help()<CR>')
      map('n', '1gd', '<Cmd>lua vim.lsp.buf.type_definition()<CR>')
      map('n', 'gf',  '<Cmd>lua vim.lsp.buf.formatting()<CR>')
      map('n', 'rn',  '<Cmd>lua vim.lsp.buf.rename()<CR>')
      map('n', '[d',  '<Cmd>lua vim.lsp.diagnostic.goto_prev()<CR>')
      map('n', ']d',  '<Cmd>lua vim.lsp.diagnostic.goto_next()<CR>')
      map('n', 'gwa',  '<Cmd>lua vim.lsp.buf.add_workspace_folder()<CR>')
      map('n', 'gwr',  '<Cmd>lua vim.lsp.buf.add_workspace_folder()<CR>')
      map('n', 'gwl',  '<Cmd>lua vim.lsp.buf.add_workspace_folder()<CR>')
    end
  }

  use {
    'nvim-telescope/telescope.nvim',
    requires = {
      'nvim-lua/popup.nvim',
      'nvim-lua/plenary.nvim',
      'nvim-telescope/telescope-fzy-native.nvim',
      'nvim-telescope/telescope-github.nvim',
      'nvim-telescope/telescope-dap.nvim'
    },
    config = function()
      require('dln.telescope')
      local map = require('dln.utils').map
      map('n', '<leader>b', '<cmd>lua require("telescope.builtin").buffers()<CR>')
      map('n', '<leader>f', '<cmd>lua require("telescope.builtin").oldfiles()<CR>')
      map('n', '<space>',   '<cmd>lua require("telescope.builtin").oldfiles()<CR>')
      map('n', '<leader>e', '<cmd>lua require("telescope.builtin").git_files()<CR>')
      map('n', '<leader>g', '<cmd>lua require("telescope.builtin").git_status()<CR>')
      map('n', '<leader>a', '<cmd>lua require("telescope.builtin").lsp_code_actions()<CR>')
      map('n', '<leader>m', '<cmd>lua require("telescope.builtin").marks()<CR>')
      map('n', '<leader>s', '<cmd>lua require("telescope.builtin").lsp_document_symbols()<CR>')
      map('n', '<leader>t', '<cmd>lua require("telescope.builtin").treesitter()<CR>')
      map('n', '<leader>/', '<cmd>lua require("telescope.builtin").live_grep()<CR>')
      map('n', '<leader>.', '<cmd>lua require("telescope.builtin").file_browser()<CR>')
      map('n', '<leader>p', '<cmd>lua require("telescope.builtin").registers()<CR>')
      map('n', 'gr', '<cmd>lua require("telescope.builtin").lsp_references()<CR>')
      map('n', 'gd', '<cmd>lua require("telescope.builtin").lsp_definitions()<CR>')
      map('n', 'g/', '<cmd>lua require("telescope.builtin").lsp_document_symbols()<CR>')
      map('n', 'g?', '<cmd>lua require("telescope.builtin").lsp_workspace_symbols()<CR>')
      map('n', 'ge', '<cmd>lua require("telescope.builtin").lsp_document_diagnostics()<CR>')
      map('n', 'Db', '<cmd>lua require("telescope").extensions.dap.list_breakpoints()<CR>')
      map('n', 'Dcc', '<cmd>lua require("telescope").extensions.dap.commands()<CR>')
      map('n', 'Df', '<cmd>lua require("telescope").extensions.dap.frames()<CR>')
      map('n', 'Dv', '<cmd>lua require("telescope").extensions.dap.variables()<CR>')
    end
  }

  use {
    "nvim-treesitter/nvim-treesitter",
    run = ":TSUpdate",
    requires = {
      "nvim-treesitter/playground",
      "nvim-treesitter/nvim-treesitter-textobjects",
      "windwp/nvim-ts-autotag"
    },
    config = function()
      require("dln.treesitter")
      vim.wo.foldmethod = "expr"
      vim.wo.foldexpr = "nvim_treesitter#foldexpr()"
    end
  }

  use {
    "ray-x/go.nvim",
    config = function()
      require('go').setup({
        comment_placeholder = '',
        icons = {breakpoint = '🧘', currentpos = '🏃'},
        dap_debug_gui = false
      })
      vim.cmd("autocmd FileType go nmap <Leader>c :lua require('go.comment').gen()<cr>")
      vim.cmd("autocmd BufWritePre *.go :silent! lua require('go.format').gofmt()")
      vim.cmd('autocmd BufWritePre (InsertLeave?) <buffer> lua vim.lsp.buf.formatting_sync(nil,500)')
    end
  }

  use {
    "onsails/lspkind-nvim",
    config = function()
      require('lspkind').init({
      })
    end
  }

  -- marks
  use {
    "chentau/marks.nvim",
    config = function() require("plugins/marks") end,
  }

  -- dap
  use {
   'mfussenegger/nvim-dap',
    config = function() require("plugins/dap") end,
  }

  -- go
  use {
    "leoluz/nvim-dap-go",
    config = function() require("plugins/nvim-dap-go") end,
  }

  -- zenbones
  use {
    "mcchrish/zenbones.nvim",
    requires = {
      "rktjmp/lush.nvim",
    },
    config = function() require("plugins/zenbones") end,
  }

end)