vim.diagnostic.config {
  update_in_insert = false,
  severity_sort = true,
  float = { border = 'rounded', source = 'if_many' },
  underline = { severity = { min = vim.diagnostic.severity.WARN } },
  virtual_text = true,
  virtual_lines = false,
  jump = { float = true },
}

local function open_line_diagnostics()
  vim.diagnostic.open_float {
    scope = 'line',
    focusable = true,
    border = 'rounded',
    source = 'always',
    max_width = math.floor(vim.o.columns * 0.8),
    max_height = math.floor(vim.o.lines * 0.5),
  }
end

vim.api.nvim_create_user_command('Diag', open_line_diagnostics, { desc = 'Show diagnostics for the current line' })
vim.keymap.set('n', '<leader>d', open_line_diagnostics, { desc = 'Show line [D]iagnostics' })