-- =============================================================================
-- telescope.lua — 模糊搜索
-- =============================================================================
-- 【保留】你的 telescope 配置和 ui-select 扩展。
-- 【新增】✅ telescope-fzf-native 扩展提升搜索速度；
--         ✅ file_ignore_patterns 忽略常见无用目录。

return {
  {
    "nvim-telescope/telescope.nvim",
    branch = "0.1.x",
    dependencies = {
      "nvim-lua/plenary.nvim",
      "nvim-telescope/telescope-ui-select.nvim",
      -- ✅ 新增：fzf 原生加速
      {
        "nvim-telescope/telescope-fzf-native.nvim",
        build = "make",
        cond = function() return vim.fn.executable("make") == 1 end,
      },
    },
    cmd = "Telescope",
    keys = {
      { "<leader>ff", "<cmd>Telescope find_files<cr>",  desc = "查找文件" },
      { "<leader>fg", "<cmd>Telescope live_grep<cr>",   desc = "全局搜索" },
      { "<leader>fb", "<cmd>Telescope buffers<cr>",     desc = "切换缓冲区" },
      { "<leader>fh", "<cmd>Telescope help_tags<cr>",   desc = "帮助文档" },
      { "<leader>fk", "<cmd>Telescope keymaps<cr>",     desc = "查找键位" },
      { "<leader>fr", "<cmd>Telescope oldfiles<cr>",    desc = "最近文件" },
      -- ✅ 新增：当前文件搜索和诊断
      { "<leader>fc", "<cmd>Telescope current_buffer_fuzzy_find<cr>", desc = "当前文件搜索" },
      { "<leader>fd", "<cmd>Telescope diagnostics<cr>",  desc = "诊断信息" },
    },
    lazy = false,
    opts = {
      defaults = {
        prompt_prefix   = " > ",
        selection_caret = " > ",
        layout_strategy = "flex",
        -- ✅ 新增：忽略无用目录
        file_ignore_patterns = {
          "node_modules", ".git/", "dist/", "build/", "%.lock",
        },
      },
    },
    config = function(_, opts)
      local telescope = require("telescope")

      opts.extensions = {
        ["ui-select"] = {
          require("telescope.themes").get_dropdown({}),
        },
      }

      telescope.setup(opts)
      pcall(telescope.load_extension, "ui-select")
      -- ✅ 新增：加载 fzf 扩展
      pcall(telescope.load_extension, "fzf")
    end,
  },
}