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path: root/lua/conf/plugins/telescope.lua
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local misc = require("core.misc")
local map = misc.map

return { "nvim-telescope/telescope.nvim",
  disable = not vim.fn.has("nvim-0.9.0"),
  requires = {
    "nvim-lua/plenary.nvim",
    { "nvim-telescope/telescope-fzf-native.nvim",
      config = function()
        vim.cmd("make")
      end
    },
    "mollerhoj/telescope-recent-files.nvim",
    "nvim-telescope/telescope-ui-select.nvim"
  },

  function()
    local telescope = require("telescope")
    local actions = require("telescope.actions")

    telescope.setup {
      defaults = {
        borderchars = {
          prompt  = { " ", " ", " ", " ", " ", " ", " ", " " },
          results = { " ", " ", " ", " ", " ", " ", " ", " " },
          preview = { " ", " ", " ", " ", " ", " ", " ", " " },
        },
        winblend = 0,
        layout_strategy = "horizontal",
        sorting_strategy = "descending",
        scroll_strategy = "limit",
        layout_config = {
          horizontal = {
            height = 20,
            prompt_position = "bottom",
            anchor = "N",
          }
        },
        mappings = {
          i = {
            ["<esc>"] = actions.close,
            ["<C-j>"] = actions.move_selection_next,
            ["<C-k>"] = actions.move_selection_previous,
            ["<C-u>"] = actions.preview_scrolling_up,
            ["<C-d>"] = actions.preview_scrolling_down,
          }
        }
      },
      extensions = {
        fzf = {}
      }
    }

    -- load in the fzf extension
    telescope.load_extension("fzf")
    telescope.load_extension("recent-files")
    telescope.load_extension("ui-select")

    -- keymaps
    local telebuilt = require("telescope.builtin")
    map("n", "<leader>f", function()
      telescope.extensions["recent-files"].recent_files { follow = true }
    end, { desc = "Find files." })
    map("n", "<leader>s", telebuilt.live_grep, { desc = "Find string in project." })
    map("n", "<leader>b", telebuilt.current_buffer_fuzzy_find, {
      desc = "Find string in current buffer.",
    })
    map("n", "<leader>i", telebuilt.help_tags, {
      desc = "find help tags.",
    })

    -- find over specific directories
    map("n", "<leader>tc", function()
      require("telescope.builtin").find_files {
        cwd = vim.fn.stdpath("config")
      }
    end, { desc = "find config files" })
    map("n", "<leader>tp", function()
      require("telescope.builtin").find_files {
        cwd = vim.fs.joinpath(vim.fn.stdpath("data"), "site/pack/deps/opt")
      }
    end, { desc = "find files in plugin directory" })

    -- enable previewing in the default colorscheme switcher
    telebuilt.colorscheme = function()
      require("telescope.builtin.__internal").colorscheme { enable_preview = true }
    end
  end
}