vim.cmd [[packadd packer.nvim]]

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

    -- LSP stuff
    use {
        "williamboman/mason.nvim",
        "williamboman/mason-lspconfig.nvim",
        "neovim/nvim-lspconfig",
        "hrsh7th/nvim-cmp",
        "hrsh7th/cmp-nvim-lsp",
    }

    -- Gruvbox theme
    use {
        "ellisonleao/gruvbox.nvim",
        config = function()
            require("gruvbox").setup({
                bold = false,
                italic = true,
                strikethrough = true,
                overrides = {
                    Directory = { link = "GruvboxFg2" },
                },
            })
            vim.cmd("colorscheme gruvbox")
        end,
    }

    -- A way saner buffer closing implementation
    use "ojroques/nvim-bufdel"

    -- Indentation guide
    use "lukas-reineke/indent-blankline.nvim"

    -- Indentation autodetection
    use {
        "nmac427/guess-indent.nvim",
        config = function()
            require("guess-indent").setup()
        end
    }

    -- Scrollbar
    use {
        "petertriho/nvim-scrollbar",
        config = function()
            require("scrollbar").setup()
        end,
    }

    -- Directory tree
    use {
        "nvim-neo-tree/neo-tree.nvim",
        branch = "v2.x",
        requires = {
            "nvim-lua/plenary.nvim",
            "kyazdani42/nvim-web-devicons",
            "MunifTanjim/nui.nvim",
        },
        config = function()
            require("neo-tree").setup({
                window = {
                    position = "left",
                    width = 36,
                },
                filesystem = {
                    use_libuv_file_watcher = true,
                },
            })
            require("neo-tree.sources.manager").show("filesystem")
        end,
    }

    -- Tabs
    use {
        "akinsho/bufferline.nvim", tag = "v2.*", requires = "kyazdani42/nvim-web-devicons",
        config = function() require("bufferline").setup({
            options = {
                close_command = "BufDel %d",
                right_mouse_command = "BufDel %d",
                offsets = {
                    {
                        filetype = "neo-tree",
                        text = "Files",
                        highlight = "Directory",
                        text_align = "left",
                    }
                },
                separator_style = "slant",
            }
        }) end,
    }

    -- Status line
    use {
        "nvim-lualine/lualine.nvim", requires = { 'kyazdani42/nvim-web-devicons', opt = true },
        config = function() require("lualine").setup({
            options = {
                theme = "gruvbox",
                disabled_filetypes = {
                    statusline = { "neo-tree" },
                },
            },
        }) end,
    }

    -- Terminal
    use {
        "akinsho/toggleterm.nvim", tag = "v2.*",
        config = function() require("toggleterm").setup({
            open_mapping = [[<c-\>]],
            persist_size = false,
            shade_terminals = false,
            hide_numbers = false,
            winbar = {
                enabled = false,
            },
            on_open = function()
                -- Toggle the neo-tree file view such that it is
                -- always full height; This is a dirty workaround
                local manager = require('neo-tree.sources.manager')
                if manager.close('filesystem') then
                    manager.show('filesystem')
                end
            end,
        }) end,
    }

    -- Session Manager
    use {
        "olimorris/persisted.nvim",
        config = function()
            require("persisted").setup({
                autoload = true,
                before_save = function()
                    require('neo-tree.sources.manager').close('filesystem')
                    for _, term in pairs(require("toggleterm.terminal").get_all()) do
                        term:close()
                    end
                end,
                after_save = function()
                    require('neo-tree.sources.manager').show('filesystem')
                end,
                before_source = function()
                    require('neo-tree.sources.manager').close('filesystem')
                end,
                after_source = function()
                    require('neo-tree.sources.manager').show('filesystem')
                    -- Reload LSP
                    vim.lsp.stop_client(vim.lsp.get_active_clients())
                end,
            })
        end,
    }

    -- Mini.nvim tools
    use {
        "echasnovski/mini.nvim",
        config = function()
            -- Trailing space highlighter
            require("mini.trailspace").setup({
                only_in_normal_buffers = true,
            })
        end,
    }

    -- LaTeX plugin
    use "lervag/vimtex"
end,
config = {
    display = {
        open_fn = require('packer.util').float,
    },
    -- Let's reload manually
    auto_reload_compiled = false,
}})