local install_path = vim.fn.stdpath('data') ..
    '/site/pack/packer/start/packer.nvim'
local packer_bootstrap
if vim.fn.empty(vim.fn.glob(install_path)) > 0 then
    packer_bootstrap = vim.fn.system({
        'git',
        'clone',
        'https://github.com/wbthomason/packer.nvim',
        install_path
    })
    vim.cmd [[packadd packer.nvim]]
end

require('packer').startup({
    function(use)
        use { 'https://github.com/wbthomason/packer.nvim' }

        -- settings
        use { 'https://github.com/owozsh/amora' }
        use { 'https://github.com/editorconfig/editorconfig-vim' }
        use { 'https://github.com/antoinemadec/FixCursorHold.nvim' }
        use { 'https://github.com/ii14/autosplit.nvim' }

        -- filetypes
        use {
            'https://github.com/nvim-treesitter/nvim-treesitter',
            tag = '*',
            run = [[:TSUpdateSync]]
        }
        use {
            'https://github.com/nvim-orgmode/orgmode',
            tag = '*',
            requires = 'https://github.com/nvim-treesitter/nvim-treesitter'
        }
        use {
            'https://github.com/JoosepAlviste/nvim-ts-context-commentstring',
            requires = 'https://github.com/nvim-treesitter/nvim-treesitter'
        }
        if vim.version().api_level >= 10 then -- >=0.8.0
            use {
                'https://github.com/folke/todo-comments.nvim',
                requires = { 'https://github.com/nvim-lua/plenary.nvim' }
            }
        else
            use {
                'https://github.com/folke/todo-comments.nvim',
                requires = { 'https://github.com/nvim-lua/plenary.nvim' },
                branch = 'neovim-pre-0.8.0'
            }
        end
        use { 'https://github.com/powerman/vim-plugin-AnsiEsc' }
        use {
            'https://github.com/lervag/vimtex',
            tag = '*',
            cond = vim.fn.executable('xelatex') == 1
        }
        use { 'https://github.com/NvChad/nvim-colorizer.lua' }
        use { 'https://github.com/chikamichi/mediawiki.vim' }
        if vim.version().api_level >= 10 then -- >=0.8.0
            use { 'https://github.com/folke/paint.nvim' }
        end
        use {
            'https://github.com/gennaro-tedesco/nvim-jqx',
            tag = '*',
            ft = { "json", "yaml" }
        }
        use { 'https://github.com/isobit/vim-caddyfile' }

        -- completion
        use {
            'https://github.com/hrsh7th/nvim-cmp',
            requires = {
                'https://github.com/hrsh7th/cmp-nvim-lsp',
                'https://github.com/hrsh7th/cmp-buffer',
                'https://github.com/hrsh7th/cmp-path',
                'https://github.com/hrsh7th/cmp-cmdline',
                {
                    'https://github.com/saadparwaiz1/cmp_luasnip',
                    requires = 'https://github.com/L3MON4D3/LuaSnip'
                },
                'https://github.com/hrsh7th/cmp-nvim-lua',
                'https://github.com/uga-rosa/cmp-dictionary',
                'https://github.com/f3fora/cmp-spell',
                'https://github.com/hrsh7th/cmp-nvim-lsp-document-symbol',
                'https://github.com/tamago324/cmp-zsh',
                {
                    'https://github.com/paopaol/cmp-doxygen',
                    requires = {
                        'https://github.com/nvim-treesitter/nvim-treesitter',
                        'https://github.com/nvim-treesitter/nvim-treesitter-textobjects'
                    }
                },
                'https://github.com/onsails/lspkind.nvim'
            }
        }

        -- lsp
        use {
            'https://github.com/neovim/nvim-lspconfig',
            tag = '*',
            requires = 'https://github.com/hrsh7th/cmp-nvim-lsp'
        }
        use {
            'https://github.com/lukas-reineke/lsp-format.nvim',
            tag = '*'
        }
        use { 'https://github.com/ray-x/lsp_signature.nvim' }
        use { 'https://github.com/p00f/clangd_extensions.nvim' }
        use {
            'https://github.com/simrat39/rust-tools.nvim',
            requires = { 'neovim/nvim-lspconfig' }
        }

        -- tools
        local nerdfont_installed = require('my.functions').nerdfont_installed()

        use { 'https://github.com/folke/which-key.nvim' }
        use {
            'https://github.com/nvim-telescope/telescope.nvim',
            tag = '*',
            requires = {
                'https://github.com/nvim-lua/plenary.nvim',
                'https://github.com/nvim-treesitter/nvim-treesitter',
                {
                    'https://github.com/kyazdani42/nvim-web-devicons',
                    cond = nerdfont_installed
                }
            },
        }
        use {
            'https://github.com/nvim-telescope/telescope-fzf-native.nvim',
            run = [[make]]
        }
        use {
            'https://github.com/kyazdani42/nvim-tree.lua',
            tag = '*',
            requires = {
                {
                    'https://github.com/kyazdani42/nvim-web-devicons',
                    cond = nerdfont_installed
                }
            }
        }
        use {
            'https://github.com/nvim-lualine/lualine.nvim',
            requires = {
                {
                    'https://github.com/kyazdani42/nvim-web-devicons',
                    cond = nerdfont_installed
                },
                'https://github.com/nvim-lua/lsp-status.nvim'
            }
        }
        use { 'https://codeberg.org/tastytea/bug-reference.nvim' }
        use {
            'https://github.com/phaazon/mind.nvim',
            tag = '*'
        }
        use {
            'https://github.com/dhruvasagar/vim-table-mode',
            tag = '*'
        }
        use { 'https://github.com/stevearc/dressing.nvim' }
        use {
            'https://github.com/rcarriga/nvim-notify',
            tag = '*'
        }
        use {
            'https://github.com/gaoDean/autolist.nvim',
            tag = '*'
        }
        use {
            'https://github.com/ThePrimeagen/harpoon',
            requires = {
                'https://github.com/nvim-lua/plenary.nvim'
            }
        }
        use {
            'https://github.com/lambdalisue/suda.vim',
            tag = '*'
        }
        use {
            'https://github.com/LittleMorph/copyright-updater.nvim'
        }

        -- coding
        use {
            'https://github.com/numToStr/Comment.nvim',
            tag = '*'
        }
        use { 'https://github.com/windwp/nvim-autopairs' }
        use { 'https://github.com/L3MON4D3/LuaSnip' }
        use {
            'https://github.com/GnikDroy/projections.nvim',
            branch = 'pre_release' }
        use {
            'https://github.com/mfussenegger/nvim-dap',
            tag = '*'
        }
        use {
            'https://github.com/rcarriga/nvim-dap-ui',
            tag = '*',
            requires = 'https://github.com/mfussenegger/nvim-dap'
        }
        use {
            'https://github.com/nvim-telescope/telescope-dap.nvim',
            requires = 'https://github.com/mfussenegger/nvim-dap'
        }
        use {
            'https://github.com/theHamsta/nvim-dap-virtual-text',
            requires = 'https://github.com/mfussenegger/nvim-dap'
        }
        use {
            'https://github.com/krady21/compiler-explorer.nvim',
            requires = { 'https://github.com/nvim-lua/plenary.nvim' }
        }
        use {
            'https://github.com/AckslD/nvim-FeMaco.lua'
        }
        use {
            'https://github.com/danymat/neogen',
            requires = 'https://github.com/nvim-treesitter/nvim-treesitter',
            tag = '*'
        }

        -- git
        use {
            'https://github.com/TimUntersberger/neogit',
            requires = {
                'https://github.com/nvim-lua/plenary.nvim',
                'https://github.com/folke/which-key.nvim',
                'https://github.com/sindrets/diffview.nvim'
            }
        }
        use {
            'https://github.com/tpope/vim-fugitive',
            tag = '*'
        }
        use {
            'https://github.com/lewis6991/gitsigns.nvim',
            tag = '*'
        }
        use {
            'https://github.com/linrongbin16/gitlinker.nvim',
            requires = { 'https://github.com/nvim-lua/plenary.nvim' }
        }

        -- net
        use { -- embed nvim in browsers
            'https://github.com/glacambre/firenvim',
            tag = '*',
            run = [[call firenvim#install(0)]]
        }

        -- ensure plugins are installed and compiled
        if packer_bootstrap then
            require('packer').sync()
        end
    end,
    config = {
        git = {
            depth = 999999
        },
        display = {
            open_fn = require('packer.util').float
        }
    }
})

-- source file, install and compile plugins when this file is written
vim.api.nvim_create_augroup('config_plugins', { clear = true })
vim.api.nvim_create_autocmd({ 'BufWritePost' }, {
    group = 'config_plugins',
    pattern = { vim.fn.stdpath('config') .. '/lua/my/plugins.lua' },
    command = [[source <afile> | PackerInstall]]
})
vim.api.nvim_create_autocmd({ 'User' }, {
    group = 'config_plugins',
    pattern = 'PackerComplete',
    command = [[PackerCompile]]
})
vim.api.nvim_create_autocmd({ 'User' }, {
    group = 'config_plugins',
    pattern = 'PackerCompileDone',
    command = [[echo 'plugins compiled']]
})