from pythonize import strings

strings()

def input(*args):
    return prompt(args)

def clearScreen(color=None):
    def clearScreenAsync():
        element = document.getElementById('__terminal__')
        if element:
            element.innerHTML = ''
    if color:
        document.body.style.backgroundColor = color
    setTimeout(clearScreenAsync)

def onKeyUp(e):
    if e.keyCode == 13:
        e.target.dispatchEvent(new Event('submit'))

def inputAsync(cb=None):
    el = document.createElement('input')
    el.className = '__terminal__'
    el.onsubmit = def(e):
        if cb:
            if cb(el.value) in [undefined, True]:
                e.target.parentNode.removeChild(el)
        def scrolldown():
            document.body.scrollTop = document.body.scrollHeight
        setTimeout(scrolldown)
    el.onkeyup = onKeyUp
    document.body.appendChild(el)
    el.focus()
    return el


def ρσ_print(*args, **kwargs):
    end = "\n"
    sep = " "
    if 'end' in kwargs:
        end = kwargs['end']

    def printAsync():
        element = document.getElementById('__terminal__')
        if element:
            addition = sep.join([arg for arg in args]) + end
            previous = element.innerHTML
            element.innerHTML = previous + addition.replace('\n', '<br>')
            element.scrollTop = element.scrollHeight
        else:
            console.log (sep.join([str (arg) for arg in args]))
    setTimeout(printAsync)

window.onerror = def(e):
    print(e)