-- RinneScript ftplugin — buffer-local LSP keymaps and format-on-save.
--
-- Loaded automatically by Neovim when filetype=rinne is detected.

local buf = vim.lsp.buf
local mapopts = { buffer = true, silent = true, nowait = true }

-- K: hover documentation
vim.keymap.set('n', 'K', buf.hover, mapopts)

-- gd: go to definition
vim.keymap.set('n', 'gd', buf.definition, mapopts)

-- <leader>lf: format buffer
vim.keymap.set('n', '<leader>lf', function()
  buf.format({ async = false })
end, mapopts)

-- Format on save (default ON, mirrors g:zig_fmt_autosave semantics).
-- Set `vim.g.rinne_fmt_on_save = 0` to disable.
if vim.g.rinne_fmt_on_save ~= 0 then
  vim.api.nvim_create_autocmd('BufWritePre', {
    buffer = 0,
    callback = function()
      buf.format({ async = false })
    end,
  })
end