nvim/lua/helpers.lua

local helpers = {}

--- Creates a keymap to edit a certain config file
--- @param map string the keys that follow <Leader>e
--- @param path string the relative path from the config root
helpers.edit_cf = function(map, path)
    vim.keymap.set('n', '<Leader>e' .. map, function()
        vim.cmd('tabedit ' .. vim.fn.stdpath 'config' .. '/' .. path)
    end, { desc = 'Edit ' .. path .. ' in a new tab' })
end

helpers.map = function(keys, func, opts, mode)
    mode = mode or 'n'
    vim.keymap.set(mode, keys, func, opts)
end

helpers.edit_cf('h', '/lua/helpers.lua')

---@param opts? { cmd?: string }
helpers.open_term = function(opts)
    opts = opts or { cmd = '' }

    local buf = vim.api.nvim_create_buf(false, true)
    vim.api.nvim_set_option_value('bufhidden', 'wipe', { buf = buf })
    vim.api.nvim_set_option_value('modifiable', false, { buf = buf })

    local height = math.ceil(vim.o.lines * 0.9)
    local width = math.ceil(vim.o.columns * 0.9)
    local win = vim.api.nvim_open_win(buf, true, {
        style = 'minimal',
        relative = 'editor',
        width = width,
        height = height,
        row = math.ceil((vim.o.lines - height) / 2),
        col = math.ceil((vim.o.columns - width) / 2),
        border = 'single',
    })

    vim.api.nvim_set_current_win(win)

    vim.fn.jobstart(opts.cmd, {
        term = true,
        on_exit = function(_, _, _)
            if vim.api.nvim_win_is_valid(win) then
                vim.api.nvim_win_close(win, true)
            end
        end,
    })

    vim.cmd.startinsert()
end

return helpers
-- nnoremap <Leader>ev :tabedit $MYVIMRC<CR>