local function selene_configured(path)
  return #vim.fs.find("selene.toml", { path = path, upward = true, type = "file" }) > 0
end

return {
  {
    "AstroNvim/astrolsp",
    optional = true,
    opts = {
      config = {
        lua_ls = { settings = { Lua = { hint = { enable = true, arrayIndex = "Disable" } } } },
      },
    },
  },
  {
    "nvim-treesitter/nvim-treesitter",
    optional = true,
    opts = function(_, opts)
      if opts.ensure_installed ~= "all" then
        opts.ensure_installed = require("astrocore").list_insert_unique(opts.ensure_installed, { "lua", "luap" })
      end
    end,
  },
  {
    "jay-babu/mason-null-ls.nvim",
    optional = true,
    opts = function(_, opts)
      opts.ensure_installed = require("astrocore").list_insert_unique(opts.ensure_installed, { "stylua", "selene" })
      if not opts.handlers then opts.handlers = {} end
      opts.handlers.selene = function(source_name, methods)
        local null_ls = require "null-ls"
        for _, method in ipairs(methods) do
          null_ls.register(null_ls.builtins[method][source_name].with {
            runtime_condition = function(params) return selene_configured(params.bufname) end,
          })
        end
      end
    end,
  },
  {
    "WhoIsSethDaniel/mason-tool-installer.nvim",
    optional = true,
    opts = function(_, opts)
      opts.ensure_installed =
        require("astrocore").list_insert_unique(opts.ensure_installed, { "lua-language-server", "stylua", "selene" })
    end,
  },
  {
    "stevearc/conform.nvim",
    optional = true,
    opts = {
      formatters_by_ft = {
        lua = { "stylua" },
      },
    },
  },
  {
    "mfussenegger/nvim-lint",
    optional = true,
    opts = {
      linters_by_ft = {
        lua = { "selene" },
      },
      linters = {
        selene = { condition = function(ctx) return selene_configured(ctx.filename) end },
      },
    },
  },
}