# tbox.py Test/demo of Textbox widget for micro-gui

# Released under the MIT License (MIT). See LICENSE.
# Copyright (c) 2021 Peter Hinch

# Usage:
# import gui.demos.tbox

# Initialise hardware and framebuf before importing modules.
import hardware_setup  # Create a display instance

from ugui import Screen, ssd
from writer import Writer

import uasyncio as asyncio
from colors import *
import arial10 as arial10
import arial50 as arial50
from label import Label
from textbox import Textbox
from buttons import Button, CloseButton, CustomMenuButton, CustomSubMenuButton
from adjuster import Adjuster, FloatAdj, IntegerAdjuster


wri = Writer(ssd, arial10)  # verbose = True

def fwdbutton(wri, row, col, cls_screen, text='Next'):
    def fwd(button):
        Screen.change(cls_screen)
    b = CustomMenuButton(wri, row, col,
           callback = fwd, fgcolor = BLACK, bgcolor = BLACK,
           text = text, shape = RECTANGLE)
    return b.mrow
def fwdSubbutton(wri, row, col, cls_screen, text='Next'):
    def fwd(button):
        Screen.change(cls_screen)
    b = CustomSubMenuButton(wri, row, col,
           callback = fwd, fgcolor = BLACK, bgcolor = BLACK,
           text = text, shape = RECTANGLE)
    return b.mrow

def CustomCloseButton(wri, row, col, cls_screen, text='Next'):
    def fwd(button):
        Screen.back()
    b = CustomSubMenuButton(wri, row, col,
           callback = fwd, fgcolor = BLACK, bgcolor = BLACK,
           text = text, shape = RECTANGLE)
    return b.mrow




global nMacchina
nMacchina = 1


class AdjusterScreen(Screen):
    def __init__(self):
        def my_callback(button):
            v= int(self.lbl1.value())
            global nMacchina
            nMacchina = v
            print(f"{v} salvato come numero macchina.")
        super().__init__()
        wri = Writer(ssd, arial10)
        wribig = Writer(ssd, arial50)
        col = 2
        row = 2
        self.lbl1 =  Label(wribig, row, col + 2, "1000")
        a = IntegerAdjuster(wri, 40, col, fgcolor=RED, value = nMacchina, width=60, height=20, text="Modifica",
                     callback=self.adj1_callback)
        Button(wri, 40, col + 64, text='Salva', callback=my_callback, width=60, height=20)

        CloseButton(wri, bgcolor=BLACK)  # Quit the application

    def adj1_callback(self, adj):
        v = adj.value()  # Typically do mapping here
        print(v)
        self.lbl1.value(f"{int(v):4d}")

    def adj2_callback(self, adj):
        v = (adj.value() - 0.5) * 10  # Scale and offset
        self.lbl2.value(f"{v:4.2f}")

    def adj3_callback(self, adj):
        v = 10 ** (3 * adj.value())  # Log 3 decades
        self.lbl3.value(f"{v:4.2f}")

    #def after_open(self):  # Demo of programmatic change
        #self.fa.value(0.8)

















async def wrap(tb):
    s = '''I CP520                   5604
S 007          LAP TIME
10 | 13:32:54.074
11 | 16:20:24.287
213 | 17:18:05.852
321 | 17:18:07.445
361 | 17:18:09.325
71 | 17:18:11.406
 2 | 17:18:12.914
 7 | 17:18:14.095
'''
    tb.clear()
    tb.append(s, ntrim = 100, line = 0)
    while True:
        await asyncio.sleep(1)
        if not tb.scroll(1):
            break

async def clip(tb):
    ss = ('clip demo', 'short', 'longer line', 'much longer line with spaces',
          'antidisestablishmentarianism', 'line with\nline break', 'Done')
    tb.clear()
    for s in ss:
        tb.append(s, ntrim = 100) # Default line=None scrolls to show most recent
        await asyncio.sleep(1)

# Args for textboxes
# Positional
pargs = (2, 2, 100, 6)  # Row, Col, Width, nlines

# Keyword
tbargs = {'fgcolor' : YELLOW,
        'bdcolor' : RED,
        'bgcolor' : BLACK,
        }


class TBCScreen(Screen):
    def __init__(self):
        super().__init__()
        self.tb = Textbox(wri, *pargs, clip=True, **tbargs)
        CloseButton(wri)
        asyncio.create_task(self.main())

    async def main(self):
        await clip(self.tb)

class TBWScreen(Screen):
    def __init__(self):
        super().__init__()
        self.tb = Textbox(wri, *pargs, clip=False, **tbargs)
        CloseButton(wri)
        asyncio.create_task(self.main())

    async def main(self):
        await wrap(self.tb)

user_str = '''I CP520                   5604
S 007          LAP TIME
10 || 13:32:54.074
11 | 16:20:24.287
213 | 17:18:05.852
321 | 17:18:07.445
361 | 17:18:09.325
71 | 17:18:11.406
2 | 17:18:12.914
7 | 17:18:14.095
'''

class TBUScreen(Screen):
    def __init__(self):
        super().__init__()
        tb = Textbox(wri, *pargs, clip=False, active=True, **tbargs)
        tb.append(user_str, ntrim=100)
        CloseButton(wri)
        
class FunctionMenu(Screen):
    def __init__(self):
        super().__init__()
        
        col = 4
        row = 4
        row = CustomCloseButton(wri, row, col, None, 'Indietro') + 2
        row = fwdSubbutton(wri, row, col, TBCScreen, 'Cronometriaggio') + 2
        row = fwdSubbutton(wri, row, col, TBUScreen, 'Visualizza tempi') + 2
        row = fwdSubbutton(wri, row, col, TBWScreen, 'Sync tempo') + 2
        row = fwdSubbutton(wri, row, col, TBWScreen, 'Testa segnale')
        

class OptionsMenu(Screen):
    def __init__(self):
        super().__init__()
        
        col = 4
        row = 4
        row = CustomCloseButton(wri, row, col, None, 'Indietro') + 2
        row = fwdSubbutton(wri, row, col, AdjusterScreen, 'N. Auto') + 2
        row = fwdSubbutton(wri, row, col, TBUScreen, 'Null') + 2
        row = fwdSubbutton(wri, row, col, TBWScreen, 'Null') + 2
        row = fwdSubbutton(wri, row, col, TBWScreen, 'Null')


class MainScreen(Screen):
    def __init__(self):
        super().__init__()
        
        col = 4
        row = 4
        row = fwdbutton(wri, row, col, FunctionMenu, 'Funzioni') + 2
        row = fwdbutton(wri, row, col, OptionsMenu, 'Opzioni') + 2
        row = fwdbutton(wri, row, col, TBUScreen, 'Scroll')
        
        

def test():
  
        print('Textbox demo.')
        Screen.change(MainScreen)

test()