vim.keymap.set("n", "<leader>P", "<cmd>ConformProject<cr>", { noremap = true, silent = true })

vim.api.nvim_create_user_command("ConformProject", function()
	local conform = require("conform")
	local root = vim.fn.getcwd()

	-- Use git to get files (respects .gitignore)
	local handle = io.popen(string.format("cd %s && git ls-files --cached --others --exclude-standard", root))

	if not handle then
		vim.notify("Failed to scan project files", vim.log.levels.ERROR)
		return
	end

	local files = {}
	for file in handle:lines() do
		table.insert(files, vim.fn.fnamemodify(file, ":p"))
	end
	handle:close()

	-- Format each file
	local formatted_count = 0
	for _, filepath in ipairs(files) do
		local bufnr = vim.fn.bufadd(filepath)
		vim.fn.bufload(bufnr)

		local ok, err = conform.format({ bufnr = bufnr })
		if ok then
			formatted_count = formatted_count + 1
			-- Save the buffer
			vim.api.nvim_buf_call(bufnr, function()
				vim.cmd("write")
			end)
		end
	end

	vim.notify(string.format("Formatted %d files", formatted_count), vim.log.levels.INFO)
end, {})

-- docs -> https://github.com/stevearc/conform.nvim
return {
	{
		"conform.nvim",
		enabled = nixCats("format") or false,
		keys = {
			{ "<leader>p", desc = "Format File (pretty :3)" },
		},
		after = function(plugin)
			local conform = require("conform")

			conform.setup({
				formatters_by_ft = {
					lua = nixCats("lang.lua") and { "stylua" } or nil,
					nix = nixCats("lang.nix") and { "alejandra" } or nil,
					rust = nixCats("lang.rust") and { "rustfmt", lsp_format = "fallback" } or nil,
					haskell = nixCats("lang.haskell") and { "ormolu" } or nil,
					proto = nixCats("lang.protobuf") and { "buf" } or nil,
				},
				format_on_save = {
					timeout_ms = 500,
				},
			})

			vim.keymap.set({ "n", "v" }, "<leader>p", function()
				conform.format({
					lsp_fallback = false,
					async = false,
					timeout_ms = 1000,
				})
			end, { desc = "Format File (pretty :3)" })
		end,
	},
}