-- apply default terminal settings
vim.api.nvim_create_autocmd('TermOpen', {
  callback = function()
    vim.bo.scrollback = 10000
    vim.opt_local.number = false
    vim.opt_local.relativenumber = false
    vim.b.miniindentscope_disable = true
  end
})

-- preserve window structure when exiting terminal via C-d
vim.api.nvim_create_autocmd('TermClose', {
  callback = function(opts)
    -- don't trigger when force deleting
    if vim.api.nvim_buf_get_option(opts.buf, 'modified') then
      return
    end
    MiniBufremove.delete(opts.buf)
  end,
  -- needed so statusline properly updates
  nested = true,
})

-- automatically enter/leave terminal mode
vim.api.nvim_create_autocmd('TermOpen', { command = 'startinsert' })
vim.api.nvim_create_autocmd({ 'WinEnter', 'BufWinEnter' }, {
  pattern = 'term://*',
  command = 'startinsert',
})
vim.api.nvim_create_autocmd('BufLeave', {
  pattern = 'term://*',
  command = 'stopinsert',
})

-- leave insert mode with <ESC><ESC>
vim.keymap.set('t', '<ESC><ESC>', '<C-\\><C-N>')
vim.keymap.set('t', '<C-[><C-[>', '<C-\\><C-N>')

-- opening terminals
vim.keymap.set('n', '<Leader>tv', '<cmd>vertical term $SHELL<CR>')
vim.keymap.set('n', '<Leader>to', '<cmd>term $SHELL<CR>')