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()

return require('packer').startup(function(use)
    use 'wbthomason/packer.nvim'
    use 'ellisonleao/gruvbox.nvim'
    use 'nvim-tree/nvim-tree.lua'
    use 'nvim-tree/nvim-web-devicons'
    use 'nvim-lualine/lualine.nvim'
    use 'nvim-treesitter/nvim-treesitter'
    use { "bluz71/vim-moonfly-colors", as = "moonfly" }
    use {
        'nvim-telescope/telescope.nvim', tag = '0.1.8',
        requires = { {'nvim-lua/plenary.nvim'} }
    }

    -- LSP
    use { 'williamboman/mason.nvim' }
    use { 'neovim/nvim-lspconfig' }
    use { 'williamboman/mason-lspconfig.nvim' }

    -- Completion
    use { 'hrsh7th/nvim-cmp' }
    use { 'hrsh7th/cmp-nvim-lsp' }

    -- Flutter
    use {
        'akinsho/flutter-tools.nvim',
        requires = {
            'nvim-lua/plenary.nvim',
            'stevearc/dressing.nvim', -- optional for vim.ui.select
        },
    }

    -- Snippet
    use({
	    "L3MON4D3/LuaSnip",
	    -- follow latest release.
	    tag = "v<CurrentMajor>.*",
	    -- install jsregexp (optional!:).
	    run = "make install_jsregexp"
    })
    use { 'saadparwaiz1/cmp_luasnip' }
    use { 'rafamadriz/friendly-snippets' }
    -- Automatically set up your configuration after cloning packer.nvim
    -- Put this at the end after all plugins
    if packer_bootstrap then
        require('packer').sync()
    end
end)