-- loadplugins

-- bootstrap packer
local ensure_packer = function()
  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]]
    return true
  end
  return false
end

local packer_bootstrap = ensure_packer()

-- load plugins with packer
return require("packer").startup(function(use)
    -- package manager (first entry)
    use {'wbthomason/packer.nvim'}

    -- improved java syntax highlighting
    use {'uiiaoo/java-syntax.vim',
        ft = {'java'}}

    -- custom statusline
    use {'itchyny/lightline.vim',
        require = {"tiyn/vim-tccs"}}

    -- latex asynchronous pdf rendering
    use {'donRaphaco/neotex',
        ft = {'tex'}}

    -- navigating folders with a file tree
    use {'scrooloose/nerdtree',
        cmd = 'NERDTreeToggle',
        requires = 'ryanoasis/vim-devicons'}

    -- nim language support
    use {'zah/nim.vim',
        ft = {'nim'}}

    -- automatic closing of brackets
    use {'windwp/nvim-autopairs'}

    -- autocompletion and its sources
    use {'hrsh7th/nvim-cmp',
        requires = {'hrsh7th/cmp-buffer',
            'hrsh7th/cmp-path',
            'hrsh7th/cmp-nvim-lsp',
            'antoinemadec/fixcursorhold.nvim',
            'l3mon4d3/luasnip',
            'saadparwaiz1/cmp_luasnip',
            'neovim/nvim-lspconfig',
            'onsails/lspkind-nvim',
            'williamboman/mason.nvim',
            'williamboman/mason-lspconfig.nvim',
            'jose-elias-alvarez/null-ls.nvim',
            'nvim-lua/plenary.nvim',
            'jay-babu/mason-null-ls.nvim'}}

    -- showing color of hex values, etc
    use {'norcalli/nvim-colorizer.lua'}

    -- better language highlighting by improved parsing
    use {'nvim-treesitter/nvim-treesitter'}

    -- automatically close html-tags
    use {'windwp/nvim-ts-autotag',
        requires = {'nvim-treesitter/nvim-treesitter'}}

    -- colorful brackets
    use {'luochen1990/rainbow'}

    -- show tags
    use {'majutsushi/tagbar',
        cmd = 'TagbarToggle'}

    -- git wrapper
    use {'tpope/vim-fugitive'}

    -- indicate git diff status of line
    use {'airblade/vim-gitgutter'}

    -- golang language support
    use {'fatih/vim-go',
        ft = {'go'}}

    -- markdown language support
    use {'preservim/vim-markdown',
        ft = {'md'},
        requires = {'godlygeek/tabular'}}

    -- bulk renamer
    use {'qpkorr/vim-renamer'}

    -- additional quote/parantheses funtions
    use {'tpope/vim-surround'}

    -- colorscheme
    use {'tiyn/vim-tccs'}

    -- package manager sync (last entry)
    if packer_bootstrap then
        require('packer').sync()
    end

end)