local telescope = require("telescope")
local actions = require("telescope.actions")
local builtin = require("telescope.builtin")
local telescope_config = require("telescope.config")

-- Clone the default Telescope configuration
local vimgrep_arguments = { unpack(telescope_config.values.vimgrep_arguments) }

-- I want to search in hidden/dot files.
table.insert(vimgrep_arguments, "--hidden")
-- I don't want to search in the `.git` directory.
table.insert(vimgrep_arguments, "--glob")
table.insert(vimgrep_arguments, "!**/.git/*")


local is_inside_work_tree = {}
local project_files = function()
  local opts = {} -- define here if you want to define something

  local cwd = vim.fn.getcwd()
  if is_inside_work_tree[cwd] == nil then
    vim.fn.system("git rev-parse --is-inside-work-tree")
    is_inside_work_tree[cwd] = vim.v.shell_error == 0
  end

  if is_inside_work_tree[cwd] then
    builtin.git_files(opts)
  else
    builtin.find_files(opts)
  end
end

telescope.setup {
    defaults = {
        prompt_prefix = "   ",
        selection_caret = "  ",
        entry_prefix = "  ",
        initial_mode = "insert",
        selection_strategy = "reset",
        sorting_strategy = "ascending",
        layout_strategy = "horizontal",
        vimgrep_arguments = vimgrep_arguments,
        layout_config = {
            horizontal = {
                prompt_position = "top",
                preview_width = 0.55,
                results_width = 0.8,
            },
            vertical = {
                mirror = true,
            },
            width = 0.87,
            height = 0.80,
            preview_cutoff = 120,
        },
        file_ignore_patterns = { "node_modules", "vendor" },
        path_display = { "truncate" },
        winblend = 3,
        border = {},
        borderchars = { " ", " ", " ", " ", " ", " ", " ", " " },
        color_devicons = true,
        extensions = {
            fzf = {
                fuzzy = true,                   -- false will only do exact matching
                override_generic_sorter = true, -- override the generic sorter
                override_file_sorter = true,    -- override the file sorter
                case_mode = "smart_case",       -- or "ignore_case" or "respect_case"
            },
            ["ui-select"] = {
                require("telescope.themes").get_dropdown({})
            }
        },
        mappings = {
            i = {
                ["<esc>"] = actions.close
            },
        },
        pickers = {
            find_files = {
                -- `hidden = true` will still show the inside of `.git/` as it's not `.gitignore`d.
                find_command = { "rg", "--files", "--hidden", "--glob", "!**/.git/*" },
            },
        },
    },
}

-- Enable telescope fzf native, if installed
telescope.load_extension("fzf")
telescope.load_extension("noice")
telescope.load_extension("dap")
telescope.load_extension("ui-select")
--
-- See `:help telescope.builtin`
vim.keymap.set("n", "<leader>fo", builtin.oldfiles, { desc = "Find recently opened files" })
vim.keymap.set("n", "<leader>fb", builtin.buffers, { desc = "] Find existing buffers" })
vim.keymap.set("n", "<leader>gf", builtin.git_files, { desc = "Search Git Files" })
vim.keymap.set("n", "<leader>ff", project_files, { desc = "Search Files" })
vim.keymap.set("n", "<leader>sh", builtin.help_tags, { desc = "Search Help" })
vim.keymap.set("n", "<leader>fG", builtin.grep_string, { desc = "Search current Word" })
vim.keymap.set("n", "<leader>fg", builtin.live_grep, { desc = "Search by Grep" })
vim.keymap.set("n", "<leader>sd", builtin.diagnostics, { desc = "Search Diagnostics" })
vim.keymap.set("n", "<leader>fr", builtin.resume, { desc = "Search Resume" })