-- core/plugins.lua - optional plugin layer (lazy.nvim).
-- Kept minimal & ops-focused. If the machine is offline at first launch this
-- module raises an error that init.lua catches; the core config still works.

local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"

if not (vim.uv or vim.loop).fs_stat(lazypath) then
  -- only attempt clone if git exists; error out cleanly otherwise
  if vim.fn.executable("git") == 0 then
    error("git not available; skipping plugins")
  end
  local out = vim.fn.system({
    "git", "clone", "--filter=blob:none", "--branch=stable",
    "https://github.com/folke/lazy.nvim.git", lazypath,
  })
  if vim.v.shell_error ~= 0 then
    error("lazy.nvim clone failed: " .. out)
  end
end
vim.opt.rtp:prepend(lazypath)

require("lazy").setup({
  -- colorscheme
  {
    "folke/tokyonight.nvim",
    priority = 1000,
    config = function()
      require("tokyonight").setup({ style = "night" })
      pcall(vim.cmd.colorscheme, "tokyonight")
    end,
  },

  -- statusline (light, no icons required so it works in plain TTYs)
  {
    "nvim-lualine/lualine.nvim",
    opts = {
      options = { theme = "auto", icons_enabled = false, globalstatus = true },
    },
  },

  -- fuzzy finder: files / grep / buffers
  {
    "nvim-telescope/telescope.nvim",
    branch = "0.1.x",
    dependencies = { "nvim-lua/plenary.nvim" },
    keys = {
      { "<leader>ff", "<cmd>Telescope find_files<CR>", desc = "find files" },
      { "<leader>fg", "<cmd>Telescope live_grep<CR>",  desc = "grep (ripgrep)" },
      { "<leader>fb", "<cmd>Telescope buffers<CR>",    desc = "buffers" },
      { "<leader>fh", "<cmd>Telescope help_tags<CR>",  desc = "help" },
    },
  },

  -- treesitter: better syntax highlighting for the configs we actually touch
  {
    "nvim-treesitter/nvim-treesitter",
    build = ":TSUpdate",
    config = function()
      local langs = {
        "lua", "bash", "yaml", "json", "toml", "dockerfile",
        "nix", "python", "markdown", "diff", "git_config",
      }
      -- old API (nvim-treesitter < 1.0, nvim 0.9.x)
      local ok, configs = pcall(require, "nvim-treesitter.configs")
      if ok then
        configs.setup({
          ensure_installed = langs,
          highlight = { enable = true },
          indent    = { enable = true },
        })
        return
      end
      -- new API (nvim-treesitter >= 1.0, nvim 0.10+): highlight is built-in
      local ts_ok, ts = pcall(require, "nvim-treesitter")
      if ts_ok and ts.install then
        ts.install(langs)
      end
    end,
  },

  -- git signs in the gutter
  { "lewis6991/gitsigns.nvim", opts = {} },

  -- show pending keybinds
  { "folke/which-key.nvim", event = "VeryLazy", opts = {} },

  -- quick comment toggling: gcc / gc in visual
  { "numToStr/Comment.nvim", opts = {} },
}, {
  install = { colorscheme = { "tokyonight", "habamax" } },
  checker = { enabled = false },        -- don't phone home on managed hosts
  change_detection = { notify = false },
  ui = { border = "rounded" },
})