from selenium.webdriver.common.keys import Keys
from core.conditions import empty, text, css_class, exact_text, visible, texts
from core.tools import visit, s, ss
from base_test import *

class TestTodoMVC(BaseTest):

    def test_tasks_life_cycle(self):

        visit("http://todomvc.com/examples/troopjs_require/#")

        add("a")

        edit("a", "a edited")

        # complete
        toggle("a edited")
        filter_active()
        tasks.filter(visible).assure(empty)

        # create from active filter
        add("b")
        toggle("b")
        filter_completed()
        assert_visible_tasks("a edited", "b")

        # reopen from completed filter
        toggle("a edited")
        assert_visible_tasks("b")
        filter_active()
        assert_visible_tasks("a edited")
        filter_all()
        assert_tasks("a edited", "b")

        # clear completed
        clear_completed()
        assert_tasks("a edited")

        # complete all
        toggle_all()
        filter_active()
        tasks.filter(visible).assure(empty)

        # reopen all
        toggle_all()
        assert_visible_tasks("a edited")

        add("c")

        # delete by editing to ''
        edit("a edited", "")
        filter_all()
        assert_tasks("c")

        # delete
        delete("c")
        tasks.assure(empty)




tasks = ss("#todo-list>li")

def assert_counter(counter):
    s("#todo-count>strong").assure(exact_text, counter)


def assert_tasks(*task_texts):
    tasks.assure(texts, *task_texts)


def assert_visible_tasks(*task_texts):
    tasks.filter(visible).assure(texts, *task_texts)


def add(task_name):
    s("#new-todo").send_keys(task_name + Keys.ENTER)


def edit(old_task_name, new_task_name):
    tasks.find(exact_text, old_task_name).s("label").double_click()
    tasks.find(css_class, "editing").s(".edit").set_value(new_task_name).press_enter()


def toggle(task_name):
    tasks.find(exact_text, task_name).s(".toggle").click()


def delete(task_name):
    tasks.find(exact_text, task_name).hover().s(".destroy").click()


def toggle_all():
    s("#toggle-all").click()


def clear_completed():
    s("#clear-completed").click()


def filter_all():
    s("[href='#/']").click()


def filter_active():
    s("[href*='active']").click()


def filter_completed():
    s("[href*='completed']").click()