local bufname = vim.api.nvim_buf_get_name(0)
local filename_arg = bufname ~= "" and (" --stdin-filepath " .. vim.fn.shellescape(bufname)) or ""

-- Indentation & Layout
vim.opt_local.colorcolumn = "100"
vim.opt_local.textwidth = 100
vim.opt_local.tabstop = 4
vim.opt_local.shiftwidth = 4
vim.opt_local.softtabstop = 4
vim.opt_local.expandtab = true

-- Formatting Behavior
vim.opt_local.formatoptions:remove("t") -- Don't autowrap while typing
vim.opt_local.formatoptions:append("j") -- Remove comment markers when joining lines

-- gq Formatters (Prettier fallback, LSP primary)
-- Prefers local/global binary first to avoid slow npx invocation overhead
local prettier_bin = vim.fn.executable("prettier") == 1 and "prettier" or "npx prettier"
vim.bo.formatprg = prettier_bin .. filename_arg
vim.bo.formatexpr = "v:lua.vim.lsp.formatexpr()"