# Copyright (c) 2011-2020 Eric Froemling
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# -----------------------------------------------------------------------------
"""UI for presenting sales/etc."""

from __future__ import annotations

import copy
from typing import TYPE_CHECKING

import _ba
import ba

if TYPE_CHECKING:
    from typing import Any, Dict, Optional, Union


class SpecialOfferWindow(ba.Window):
    """Window for presenting sales/etc."""

    def __init__(self, offer: Dict[str, Any], transition: str = 'in_right'):
        # pylint: disable=too-many-statements
        # pylint: disable=too-many-branches
        # pylint: disable=too-many-locals
        from ba.internal import (get_store_item_display_size, get_clean_price)
        from ba import SpecialChar
        from bastd.ui.store import item as storeitemui
        self._cancel_delay = offer.get('cancelDelay', 0)

        # First thing: if we're offering pro or an IAP, see if we have a
        # price for it.
        # If not, abort and go into zombie mode (the user should never see
        # us that way).

        real_price: Optional[str]

        # Misnomer: 'pro' actually means offer 'pro_sale'.
        if offer['item'] in ['pro', 'pro_fullprice']:
            real_price = _ba.get_price('pro' if offer['item'] ==
                                       'pro_fullprice' else 'pro_sale')
            if real_price is None and ba.app.debug_build:
                print('NOTE: Faking prices for debug build.')
                real_price = '$1.23'
            zombie = real_price is None
        elif isinstance(offer['price'], str):
            # (a string price implies IAP id)
            real_price = _ba.get_price(offer['price'])
            if real_price is None and ba.app.debug_build:
                print('NOTE: Faking price for debug build.')
                real_price = '$1.23'
            zombie = real_price is None
        else:
            real_price = None
            zombie = False
        if real_price is None:
            real_price = '?'

        if offer['item'] in ['pro', 'pro_fullprice']:
            self._offer_item = 'pro'
        else:
            self._offer_item = offer['item']

        # If we wanted a real price but didn't find one, go zombie.
        if zombie:
            return

        # This can pop up suddenly, so lets block input for 1 second.
        _ba.lock_all_input()
        ba.timer(1.0, _ba.unlock_all_input, timetype=ba.TimeType.REAL)
        ba.playsound(ba.getsound('ding'))
        ba.timer(0.3,
                 lambda: ba.playsound(ba.getsound('ooh')),
                 timetype=ba.TimeType.REAL)
        self._offer = copy.deepcopy(offer)
        self._width = 580
        self._height = 590
        uiscale = ba.app.uiscale
        super().__init__(root_widget=ba.containerwidget(
            size=(self._width, self._height),
            transition=transition,
            scale=(1.2 if uiscale is ba.UIScale.SMALL else
                   1.15 if uiscale is ba.UIScale.MEDIUM else 1.0),
            stack_offset=(0, -15) if uiscale is ba.UIScale.SMALL else (0, 0)))
        self._is_bundle_sale = False
        try:
            if offer['item'] in ['pro', 'pro_fullprice']:
                original_price_str = _ba.get_price('pro')
                if original_price_str is None:
                    original_price_str = '?'
                new_price_str = _ba.get_price('pro_sale')
                if new_price_str is None:
                    new_price_str = '?'
                percent_off_text = ''
            else:
                # If the offer includes bonus tickets, it's a bundle-sale.
                if ('bonusTickets' in offer
                        and offer['bonusTickets'] is not None):
                    self._is_bundle_sale = True
                original_price = _ba.get_account_misc_read_val(
                    'price.' + self._offer_item, 9999)

                # For pure ticket prices we can show a percent-off.
                if isinstance(offer['price'], int):
                    new_price = offer['price']
                    tchar = ba.charstr(SpecialChar.TICKET)
                    original_price_str = tchar + str(original_price)
                    new_price_str = tchar + str(new_price)
                    percent_off = int(
                        round(100.0 -
                              (float(new_price) / original_price) * 100.0))
                    percent_off_text = ' ' + ba.Lstr(
                        resource='store.salePercentText').evaluate().replace(
                            '${PERCENT}', str(percent_off))
                else:
                    original_price_str = new_price_str = '?'
                    percent_off_text = ''

        except Exception:
            print(f'Offer: {offer}')
            ba.print_exception('Error setting up special-offer')
            original_price_str = new_price_str = '?'
            percent_off_text = ''

        # If its a bundle sale, change the title.
        if self._is_bundle_sale:
            sale_text = ba.Lstr(resource='store.saleBundleText',
                                fallback_resource='store.saleText').evaluate()
        else:
            # For full pro we say 'Upgrade?' since its not really a sale.
            if offer['item'] == 'pro_fullprice':
                sale_text = ba.Lstr(
                    resource='store.upgradeQuestionText',
                    fallback_resource='store.saleExclaimText').evaluate()
            else:
                sale_text = ba.Lstr(
                    resource='store.saleExclaimText',
                    fallback_resource='store.saleText').evaluate()

        self._title_text = ba.textwidget(
            parent=self._root_widget,
            position=(self._width * 0.5, self._height - 40),
            size=(0, 0),
            text=sale_text +
            ((' ' + ba.Lstr(resource='store.oneTimeOnlyText').evaluate())
             if self._offer['oneTimeOnly'] else '') + percent_off_text,
            h_align='center',
            v_align='center',
            maxwidth=self._width * 0.9 - 220,
            scale=1.4,
            color=(0.3, 1, 0.3))

        self._flash_on = False
        self._flashing_timer: Optional[ba.Timer] = ba.Timer(
            0.05,
            ba.WeakCall(self._flash_cycle),
            repeat=True,
            timetype=ba.TimeType.REAL)
        ba.timer(0.6,
                 ba.WeakCall(self._stop_flashing),
                 timetype=ba.TimeType.REAL)

        size = get_store_item_display_size(self._offer_item)
        display: Dict[str, Any] = {}
        storeitemui.instantiate_store_item_display(
            self._offer_item,
            display,
            parent_widget=self._root_widget,
            b_pos=(self._width * 0.5 - size[0] * 0.5 + 10 -
                   ((size[0] * 0.5 + 30) if self._is_bundle_sale else 0),
                   self._height * 0.5 - size[1] * 0.5 + 20 +
                   (20 if self._is_bundle_sale else 0)),
            b_width=size[0],
            b_height=size[1],
            button=not self._is_bundle_sale)

        # Wire up the parts we need.
        if self._is_bundle_sale:
            self._plus_text = ba.textwidget(parent=self._root_widget,
                                            position=(self._width * 0.5,
                                                      self._height * 0.5 + 50),
                                            size=(0, 0),
                                            text='+',
                                            h_align='center',
                                            v_align='center',
                                            maxwidth=self._width * 0.9,
                                            scale=1.4,
                                            color=(0.5, 0.5, 0.5))
            self._plus_tickets = ba.textwidget(
                parent=self._root_widget,
                position=(self._width * 0.5 + 120, self._height * 0.5 + 50),
                size=(0, 0),
                text=ba.charstr(SpecialChar.TICKET_BACKING) +
                str(offer['bonusTickets']),
                h_align='center',
                v_align='center',
                maxwidth=self._width * 0.9,
                scale=2.5,
                color=(0.2, 1, 0.2))
            self._price_text = ba.textwidget(parent=self._root_widget,
                                             position=(self._width * 0.5, 150),
                                             size=(0, 0),
                                             text=real_price,
                                             h_align='center',
                                             v_align='center',
                                             maxwidth=self._width * 0.9,
                                             scale=1.4,
                                             color=(0.2, 1, 0.2))
            # Total-value if they supplied it.
            total_worth_item = offer.get('valueItem', None)
            if total_worth_item is not None:
                price = _ba.get_price(total_worth_item)
                total_worth_price = (get_clean_price(price)
                                     if price is not None else None)
                if total_worth_price is not None:
                    total_worth_text = ba.Lstr(resource='store.totalWorthText',
                                               subs=[('${TOTAL_WORTH}',
                                                      total_worth_price)])
                    self._total_worth_text = ba.textwidget(
                        parent=self._root_widget,
                        text=total_worth_text,
                        position=(self._width * 0.5, 210),
                        scale=0.9,
                        maxwidth=self._width * 0.7,
                        size=(0, 0),
                        h_align='center',
                        v_align='center',
                        shadow=1.0,
                        flatness=1.0,
                        color=(0.3, 1, 1))

        elif offer['item'] == 'pro_fullprice':
            # for full-price pro we simply show full price
            ba.textwidget(edit=display['price_widget'], text=real_price)
            ba.buttonwidget(edit=display['button'],
                            on_activate_call=self._purchase)
        else:
            # Show old/new prices otherwise (for pro sale).
            ba.buttonwidget(edit=display['button'],
                            on_activate_call=self._purchase)
            ba.imagewidget(edit=display['price_slash_widget'], opacity=1.0)
            ba.textwidget(edit=display['price_widget_left'],
                          text=original_price_str)
            ba.textwidget(edit=display['price_widget_right'],
                          text=new_price_str)

        # Add ticket button only if this is ticket-purchasable.
        if isinstance(offer.get('price'), int):
            self._get_tickets_button = ba.buttonwidget(
                parent=self._root_widget,
                position=(self._width - 125, self._height - 68),
                size=(90, 55),
                scale=1.0,
                button_type='square',
                color=(0.7, 0.5, 0.85),
                textcolor=(0.2, 1, 0.2),
                autoselect=True,
                label=ba.Lstr(resource='getTicketsWindow.titleText'),
                on_activate_call=self._on_get_more_tickets_press)

            self._ticket_text_update_timer = ba.Timer(
                1.0,
                ba.WeakCall(self._update_tickets_text),
                timetype=ba.TimeType.REAL,
                repeat=True)
            self._update_tickets_text()

        self._update_timer = ba.Timer(1.0,
                                      ba.WeakCall(self._update),
                                      timetype=ba.TimeType.REAL,
                                      repeat=True)

        self._cancel_button = ba.buttonwidget(
            parent=self._root_widget,
            position=(50, 40) if self._is_bundle_sale else
            (self._width * 0.5 - 75, 40),
            size=(150, 60),
            scale=1.0,
            on_activate_call=self._cancel,
            autoselect=True,
            label=ba.Lstr(resource='noThanksText'))
        self._cancel_countdown_text = ba.textwidget(
            parent=self._root_widget,
            text='',
            position=(50 + 150 + 20, 40 + 27) if self._is_bundle_sale else
            (self._width * 0.5 - 75 + 150 + 20, 40 + 27),
            scale=1.1,
            size=(0, 0),
            h_align='left',
            v_align='center',
            shadow=1.0,
            flatness=1.0,
            color=(0.6, 0.5, 0.5))
        self._update_cancel_button_graphics()

        if self._is_bundle_sale:
            self._purchase_button = ba.buttonwidget(
                parent=self._root_widget,
                position=(self._width - 200, 40),
                size=(150, 60),
                scale=1.0,
                on_activate_call=self._purchase,
                autoselect=True,
                label=ba.Lstr(resource='store.purchaseText'))

        ba.containerwidget(edit=self._root_widget,
                           cancel_button=self._cancel_button,
                           start_button=self._purchase_button
                           if self._is_bundle_sale else None,
                           selected_child=self._purchase_button
                           if self._is_bundle_sale else display['button'])

    def _stop_flashing(self) -> None:
        self._flashing_timer = None
        ba.textwidget(edit=self._title_text, color=(0.3, 1, 0.3))

    def _flash_cycle(self) -> None:
        if not self._root_widget:
            return
        self._flash_on = not self._flash_on
        ba.textwidget(edit=self._title_text,
                      color=(0.3, 1, 0.3) if self._flash_on else (1, 0.5, 0))

    def _update_cancel_button_graphics(self) -> None:
        ba.buttonwidget(edit=self._cancel_button,
                        color=(0.5, 0.5, 0.5) if self._cancel_delay > 0 else
                        (0.7, 0.4, 0.34),
                        textcolor=(0.5, 0.5,
                                   0.5) if self._cancel_delay > 0 else
                        (0.9, 0.9, 1.0))
        ba.textwidget(
            edit=self._cancel_countdown_text,
            text=str(self._cancel_delay) if self._cancel_delay > 0 else '')

    def _update(self) -> None:
        from ba.internal import have_pro

        # If we've got seconds left on our countdown, update it.
        if self._cancel_delay > 0:
            self._cancel_delay = max(0, self._cancel_delay - 1)
            self._update_cancel_button_graphics()

        can_die = False

        # We go away if we see that our target item is owned.
        if self._offer_item == 'pro':
            if have_pro():
                can_die = True
        else:
            if _ba.get_purchased(self._offer_item):
                can_die = True

        if can_die:
            self._transition_out('out_left')

    def _transition_out(self, transition: str = 'out_left') -> None:
        # Also clear any pending-special-offer we've stored at this point.
        cfg = ba.app.config
        if 'pendingSpecialOffer' in cfg:
            del cfg['pendingSpecialOffer']
            cfg.commit()

        ba.containerwidget(edit=self._root_widget, transition=transition)

    def _update_tickets_text(self) -> None:
        from ba import SpecialChar
        if not self._root_widget:
            return
        sval: Union[str, ba.Lstr]
        if _ba.get_account_state() == 'signed_in':
            sval = (ba.charstr(SpecialChar.TICKET) +
                    str(_ba.get_account_ticket_count()))
        else:
            sval = ba.Lstr(resource='getTicketsWindow.titleText')
        ba.buttonwidget(edit=self._get_tickets_button, label=sval)

    def _on_get_more_tickets_press(self) -> None:
        from bastd.ui import account
        from bastd.ui import getcurrency
        if _ba.get_account_state() != 'signed_in':
            account.show_sign_in_prompt()
            return
        getcurrency.GetCurrencyWindow(modal=True).get_root_widget()

    def _purchase(self) -> None:
        from ba.internal import get_store_item_name_translated
        from bastd.ui import getcurrency
        from bastd.ui import confirm
        if self._offer['item'] == 'pro':
            _ba.purchase('pro_sale')
        elif self._offer['item'] == 'pro_fullprice':
            _ba.purchase('pro')
        elif self._is_bundle_sale:
            # With bundle sales, the price is the name of the IAP.
            _ba.purchase(self._offer['price'])
        else:
            ticket_count: Optional[int]
            try:
                ticket_count = _ba.get_account_ticket_count()
            except Exception:
                ticket_count = None
            if (ticket_count is not None
                    and ticket_count < self._offer['price']):
                getcurrency.show_get_tickets_prompt()
                ba.playsound(ba.getsound('error'))
                return

            def do_it() -> None:
                _ba.in_game_purchase('offer:' + str(self._offer['id']),
                                     self._offer['price'])

            ba.playsound(ba.getsound('swish'))
            confirm.ConfirmWindow(ba.Lstr(
                resource='store.purchaseConfirmText',
                subs=[('${ITEM}',
                       get_store_item_name_translated(self._offer['item']))]),
                                  width=400,
                                  height=120,
                                  action=do_it,
                                  ok_text=ba.Lstr(
                                      resource='store.purchaseText',
                                      fallback_resource='okText'))

    def _cancel(self) -> None:
        if self._cancel_delay > 0:
            ba.playsound(ba.getsound('error'))
            return
        self._transition_out('out_right')


def show_offer() -> bool:
    """(internal)"""
    try:
        from bastd.ui import feedback
        app = ba.app

        # Space things out a bit so we don't hit the poor user with an ad and
        # then an in-game offer.
        has_been_long_enough_since_ad = True
        if (app.last_ad_completion_time is not None and
            (ba.time(ba.TimeType.REAL) - app.last_ad_completion_time < 30.0)):
            has_been_long_enough_since_ad = False

        if app.special_offer is not None and has_been_long_enough_since_ad:

            # Special case: for pro offers, store this in our prefs so we
            # can re-show it if the user kills us (set phasers to 'NAG'!!!).
            if app.special_offer.get('item') == 'pro_fullprice':
                cfg = app.config
                cfg['pendingSpecialOffer'] = {
                    'a': _ba.get_public_login_id(),
                    'o': app.special_offer
                }
                cfg.commit()

            with ba.Context('ui'):
                if app.special_offer['item'] == 'rating':
                    feedback.ask_for_rating()
                else:
                    SpecialOfferWindow(app.special_offer)

            app.special_offer = None
            return True
    except Exception:
        ba.print_exception('Error showing offer.')

    return False
