#:import C kivy.utils.get_color_from_hex
#:import ListAdapter kivy.adapters.listadapter.ListAdapter
#:import main main
#:import FadeTransition kivy.uix.screenmanager.FadeTransition
#:import TextInput kivy.uix.textinput.TextInput


<UI>:
<BaseScreen>:
    td_list_view: list_view
    FloatLayout:
        canvas.before:
            Color:
                rgba: C('#ff777b')
            Rectangle:
                size: self.size
                pos: self.pos

        BoxLayout:
            orientation: "vertical"
            size_hint_y: None
            height: 50
            pos: 0, 450
            Label:
                text: "Tasks"
                font_size: 20

        BoxLayout:
            orientation: "vertical"
            pos: 0, 130
            size_hint_y: None
            height: 310
            ListView:
                id: list_view
                adapter:
                    ListAdapter(data = [""], cls=main.ToDoListButton)

        BoxLayout:
            orientation: "horizontal"
            size_hint_y: None
            height: 100
            pos: 86, 15
            spacing: 15

            Button:
                size_hint: None, None
                size: 50, 50
                background_normal: "plus.png"
                on_press:
                    root.manager.transition.direction = "left"
                    root.manager.transition.duration = 1
                    root.manager.current = 'task'

            Button:
                size_hint: None, None
                size: 50, 50
                background_normal: "done.png"
                on_press: root.update()


<AddTaskScreen>:
    text_input: text_input
    FloatLayout:
        canvas.before:
            Color:
                rgba: C('#ff777b')
            Rectangle:
                size: self.size
                pos: self.pos

        BoxLayout:
            orientation: "vertical"
            size_hint_y: None
            height: 50
            pos: 0, 450
            Label:
                text: "Tasks"
                font_size: 20

        BoxLayout:
            orientation: "vertical"
            pos: 0, 350
            size_hint_y: None
            height: 50
            CTextInput:
                id: text_input
                focus: True
                text: "Add your Task"

        BoxLayout:
            orientation: "horizontal"
            spacing: 15
            size_hint_y: None
            height: 100
            pos: 69, 15

            Button:
                size_hint: None, None
                size: 50, 50
                background_color: C("#f06d73")
                background_normal: "go-back.png"
                color: C("#ffffff")
                font_size: 15
                bold: True
                on_press:
                    root.manager.transition.direction = "left"
                    root.manager.transition.duration = 1
                    root.manager.current = 'base'

            Button:
                size_hint: None, None
                size: 75, 75
                background_color: C("#f06d73")
                background_normal: ""
                text: "Add Task"
                color: C("#ffffff")
                font_size: 15
                bold: True
                on_press: root.add_task()

<CTextInput@TextInput>:
    focus: True
    readonly: False


import kivy
from kivy.app import App
from kivy.lang.builder import Builder
from kivy.core.window import Window
from kivy.utils import get_color_from_hex as C
from kivy.config import Config
from kivy.uix.boxlayout import BoxLayout
from kivy.uix.floatlayout import FloatLayout
from kivy.uix.listview import ListItemButton
from kivy.properties import ObjectProperty
from kivy.uix.screenmanager import ScreenManager, FadeTransition, Screen
from kivy.uix.widget import Widget
import sqlite3
kivy.require('1.10.0')
__version__ = '0.1'
Config.set('graphics', 'resizable', '0')
Window.size = (288, 512)
file = 'tasks.json'
class UI(FloatLayout):
    pass
class BaseScreen(Screen):

    td_list_view = ObjectProperty()
    def update(self):
        conn = sqlite3.connect('Tasks.sqlite')
        cursor = conn.cursor()
        cursor.execute('SELECT do FROM tasks')
        while True:
            row = []
            row = cursor.fetchone()
            if row == None:
                break
            for task in row:
                task = str(task)
                self.td_list_view.adapter.data.extend([task])
                self.td_list_view._trigger_reset_populate()
        cursor.close()
        conn.close()

    def task_done(self):
        if self.td_list_view.adapter.selection:
            selection = self.td_list_view.adapter.selection[0].text
            conn = sqlite3.connect('Tasks.sqlite')
            print(selection)
            cursor = conn.cursor()
            cursor.execute('DELETE FROM tasks WHERE do == ("%s")'%selection)
            conn.commit()
            cursor.close()
            conn.close()
            self.td_list_view.adapter.data.remove(selection)
            self.td_list_view._trigger_reset_populate()



class AddTaskScreen(Screen):
    text_input = ObjectProperty()
    bs = BaseScreen
    def add_task(self):
       # with open(file, 'w') as fileObject:
        #    fileObject.write(self.text_input.text+"n")
        conn = sqlite3.connect('Tasks.sqlite')
        cursor = conn.cursor()
        cursor.execute('INSERT INTO tasks (do) VALUES ("%s")'%(self.text_input.text))
        conn.commit()
        cursor.close()
        conn.close()

class ToDoListButton(ListItemButton):
    pass

Builder.load_file('main.kv')

class TodoApp(App):
    title = "To do"

    def on_start(self):
        pass

    def build(self):
        sm = ScreenManager()
        sm.add_widget(BaseScreen(name="base"))
        sm.add_widget(AddTaskScreen(name="task"))
        return sm

if __name__ == "__main__":
    TodoApp().run()