-- Load plugins
-- Bootstrap packer if needed {
local fn = vim.fn
local install_path = fn.stdpath('data')..'/site/pack/packer/start/packer.nvim'
if fn.empty(fn.glob(install_path)) > 0 then
   fn.system({'git', 'clone', '--depth', '1', 'https://github.com/wbthomason/packer.nvim', install_path})
   vim.cmd 'packadd packer.nvim'
end
-- }

return require('packer').startup(function()
   -- Packer
   use {                                           -- packer
      'wbthomason/packer.nvim'
   }

   -- Colors
   use {                                           -- syntax highlighting
      'nvim-treesitter/nvim-treesitter', run = ':TSUpdate',
      config = function()
         require("lsp").treesitter()
      end,
   } 
   use {                                           -- onedark theme
      'navarasu/onedark.nvim',
      config = function()
         -- vim.g.onedark_transparent_background = true,
         require('onedark').setup()
      end
   }
   use {                                           -- color tag highlighter
      'norcalli/nvim-colorizer.lua'
   }

   -- IDE features
   ---- LSP
   use {                                           -- lsp installer
      "kabouzeid/nvim-lspinstall",
      -- opt = true,
      -- setup = function()
      --    require("other").packer_lazy_load "nvim-lspinstall"
      --    -- reload the current file so lsp actually starts for it
      --    vim.defer_fn(function()
      --       vim.cmd "silent! e %"
      --    end, 0)
      -- end,
   }
   use {                                           -- DAP: Debug Adapter Protocol
      "mfussenegger/nvim-dap",
      config = function()
         require("lsp").dap()
      end
   }
   use {                                     -- DAP adapter installer
      "Pocco81/DAPInstall.nvim",
      config = function()
         require("lsp").dapinstall()
      end
   }
   use {                                           -- Default LSP configs
      "neovim/nvim-lspconfig",
      after = "nvim-lspinstall",
      config = function()
         require("lsp").lspconfig()
      end
   }
   use {                                           -- Icons for each entry in the completion menu
      "onsails/lspkind-nvim",
   }
   use {                                           -- compe
      "hrsh7th/nvim-cmp",
      config = function()
         require('lsp').cmp()
      end,
      requires = { -- nvim-cmp sources
         -- "saadparwaiz1/cmp_luasnip", --luasnip integration
         "hrsh7th/cmp-path",
         "hrsh7th/cmp-nvim-lsp",
         "hrsh7th/cmp-buffer",
         "hrsh7th/cmp-nvim-lua",
         "hrsh7th/cmp-latex-symbols",
         "hrsh7th/cmp-emoji",
         "hrsh7th/cmp-calc",
         "hrsh7th/cmp-look",
      }
   }
   -- use {                                           -- code snippits
   --    "L3MON4D3/LuaSnip",
   --    -- "hrsh7th/vim-vsnip",
   --    -- "rafamadriz/friendly-snippets",
   -- }
   use {                                           -- function parameter previews
      "ray-x/lsp_signature.nvim",
      after = "nvim-lspconfig",
      config = function()
         require("lsp").signature()
      end,
   }
   use {                                           -- Use the % key for more things
      "andymass/vim-matchup",
      -- setup = function()
      --    require("other").packer_lazy_load "vim-matchup"
      -- end,
   }
   use {                                           -- ALE: Support for lots of linters, etc
      'dense-analysis/ale',
      ft = {'sh', 'zsh', 'bash', 'cmake', 'html', 'markdown', 'racket', 'vim', 'tex'},
      config = function()
         vim.g.ale_disable_lsp = 1
      end
   }

   ---- Other IDE features
   use {                                           -- git integration
      'lewis6991/gitsigns.nvim',
      requires = {
         'nvim-lua/plenary.nvim'
      },
      config = function()
         require('other').gitsigns()
      end,
   }
   use {                                           -- file manager
      'kyazdani42/nvim-tree.lua',
      requires = 'kyazdani42/nvim-web-devicons',
      config = function()
         require('other').nvimtree()
      end
   }
   use {                                           -- terminal
      "akinsho/toggleterm.nvim",
      config = function()
         require('other').toggleterm()
      end
   }
   use {                                           -- Smooth Scrolling
      "karb94/neoscroll.nvim",
      config = function()
         require('other').neoscroll()
      end,
   }
   use {                                           -- automatic session management
      'rmagatti/auto-session',
      config = function()
         require('other').autosession()
      end
   }
   use {                                           -- Markdown preview
      'ellisonleao/glow.nvim',
      ft = { 'md', 'markdown', }
   }

   -- Conveniences
   use {                                           -- Undo tree
      'mbbill/undotree',
      config = function()
         vim.cmd 'nnoremap <F5> <cmd>UndotreeToggle<CR>'
         vim.api.nvim_set_keymap("n", "<F5>", "<cmd>UndotreeToggle<CR>", { noremap = true, silent = true, })
      end
   }
   use {                                           -- Quote pairing
      'jiangmiao/auto-pairs'
   }
   use {                                           -- Alignment
      'junegunn/vim-easy-align',
   }
   use {                                           -- tpope: Quote/parenthesis changing
      'tpope/vim-surround'
   }
   use {                                           -- tpope: Comments
      'tpope/vim-commentary'
   }
   use {                                           -- tpope: git integration
      'tpope/vim-fugitive'
   }
   use {                                           -- tpope: Repeatability for various tpope plugins
      'tpope/vim-repeat',
   }
   use {                                           -- cheat.sh integration
      "dbeniamine/cheat.sh-vim",
   }
end)

-- vim:fdm=marker:fmr={,}:expandtab:tabstop=3:sw=3