Sideband/sbapp/ui/messages.py

import time
import RNS
import LXMF

from kivy.metrics import dp
from kivy.core.clipboard import Clipboard
from kivymd.uix.card import MDCard
from kivymd.uix.menu import MDDropdownMenu
from kivymd.uix.behaviors import RoundedRectangularElevationBehavior, FakeRectangularElevationBehavior
# from kivymd.uix.behaviors import CommonElevationBehavior
from kivy.properties import StringProperty, BooleanProperty
from kivy.uix.gridlayout import GridLayout
from kivy.uix.boxlayout import BoxLayout

from kivymd.uix.button import MDFlatButton
from kivymd.uix.dialog import MDDialog

if RNS.vendor.platformutils.get_platform() == "android":
    from ui.helpers import ts_format, mdc
    from ui.helpers import color_received, color_delivered, color_propagated, color_failed, color_unknown, intensity_msgs_dark, intensity_msgs_light
else:
    from .helpers import ts_format, mdc
    from .helpers import color_received, color_delivered, color_propagated, color_failed, color_unknown, intensity_msgs_dark, intensity_msgs_light

# class ListLXMessageCard(MDCard, CommonElevationBehavior):
class ListLXMessageCard(MDCard, FakeRectangularElevationBehavior):
    text = StringProperty()
    heading = StringProperty()

class Messages():
    def __init__(self, app, context_dest):
        self.app = app
        self.context_dest = context_dest
        self.messages = []
        self.added_item_hashes = []
        self.latest_message_timestamp = None
        self.list = None
        self.widgets = []
        self.send_error_dialog = None
        self.update()

    def reload(self):
        if self.list != None:
            self.list.clear_widgets()

        self.messages = []
        self.added_item_hashes = []
        self.latest_message_timestamp = None
        self.widgets = []

        self.update()

    def update(self):
        self.messages = self.app.sideband.list_messages(self.context_dest, self.latest_message_timestamp)
        if self.list == None:
            layout = GridLayout(cols=1, spacing=dp(16), padding=dp(16), size_hint_y=None)
            layout.bind(minimum_height=layout.setter('height'))
            self.list = layout

        if len(self.messages) > 0:
            self.update_widget()

        if self.app.sideband.config["dark_ui"]:
            intensity_msgs = intensity_msgs_dark
        else:
            intensity_msgs = intensity_msgs_light

        for w in self.widgets:
            m = w.m
            if m["state"] == LXMF.LXMessage.SENDING or m["state"] == LXMF.LXMessage.OUTBOUND:
                msg = self.app.sideband.message(m["hash"])
                if msg["state"] == LXMF.LXMessage.DELIVERED:
                    w.md_bg_color = msg_color = mdc(color_delivered, intensity_msgs)
                    txstr = time.strftime(ts_format, time.localtime(msg["sent"]))
                    titlestr = ""
                    if msg["title"]:
                        titlestr = "[b]Title[/b] "+msg["title"].decode("utf-8")+"\n"
                    w.heading = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] Delivered"
                    m["state"] = msg["state"]

                if msg["method"] == LXMF.LXMessage.PROPAGATED and msg["state"] == LXMF.LXMessage.SENT:
                    w.md_bg_color = msg_color = mdc(color_propagated, intensity_msgs)
                    txstr = time.strftime(ts_format, time.localtime(msg["sent"]))
                    titlestr = ""
                    if msg["title"]:
                        titlestr = "[b]Title[/b] "+msg["title"].decode("utf-8")+"\n"
                    w.heading = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] On Propagation Net"
                    m["state"] = msg["state"]

                if msg["state"] == LXMF.LXMessage.FAILED:
                    w.md_bg_color = msg_color = mdc(color_failed, intensity_msgs)
                    txstr = time.strftime(ts_format, time.localtime(msg["sent"]))
                    titlestr = ""
                    if msg["title"]:
                        titlestr = "[b]Title[/b] "+msg["title"].decode("utf-8")+"\n"
                    w.heading = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] Failed"
                    m["state"] = msg["state"]


    def update_widget(self):
        if self.app.sideband.config["dark_ui"]:
            intensity_msgs = intensity_msgs_dark
            mt_color = [1.0, 1.0, 1.0, 0.8]
        else:
            intensity_msgs = intensity_msgs_light
            mt_color = [1.0, 1.0, 1.0, 0.95]

        for m in self.messages:
            if not m["hash"] in self.added_item_hashes:
                txstr = time.strftime(ts_format, time.localtime(m["sent"]))
                rxstr = time.strftime(ts_format, time.localtime(m["received"]))
                titlestr = ""

                if m["title"]:
                    titlestr = "[b]Title[/b] "+m["title"].decode("utf-8")+"\n"

                if m["source"] == self.app.sideband.lxmf_destination.hash:
                    if m["state"] == LXMF.LXMessage.DELIVERED:
                        msg_color = mdc(color_delivered, intensity_msgs)
                        heading_str = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] Delivered"

                    elif m["method"] == LXMF.LXMessage.PROPAGATED and m["state"] == LXMF.LXMessage.SENT:
                        msg_color = mdc(color_propagated, intensity_msgs)
                        heading_str = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] On Propagation Net"

                    elif m["state"] == LXMF.LXMessage.FAILED:
                        msg_color = mdc(color_failed, intensity_msgs)
                        heading_str = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] Failed"

                    elif m["state"] == LXMF.LXMessage.OUTBOUND or m["state"] == LXMF.LXMessage.SENDING:
                        msg_color = mdc(color_unknown, intensity_msgs)
                        heading_str = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] Sending                          "

                    else:
                        msg_color = mdc(color_unknown, intensity_msgs)
                        heading_str = titlestr+"[b]Sent[/b] "+txstr+" [b]State[/b] Unknown"

                else:
                    msg_color = mdc(color_received, intensity_msgs)
                    heading_str = titlestr+"[b]Sent[/b] "+txstr+"\n[b]Received[/b] "+rxstr

                item = ListLXMessageCard(
                    text=m["content"].decode("utf-8"),
                    heading=heading_str,
                    md_bg_color=msg_color,
                )
                item.sb_uid = m["hash"]
                item.m = m
                item.ids.heading_text.theme_text_color = "Custom"
                item.ids.heading_text.text_color = mt_color
                item.ids.content_text.theme_text_color = "Custom"
                item.ids.content_text.text_color = mt_color
                item.ids.msg_submenu.theme_text_color = "Custom"
                item.ids.msg_submenu.text_color = mt_color

                def gen_del(mhash, item):
                    def x():
                        yes_button = MDFlatButton(
                            text="Yes",
                        )
                        no_button = MDFlatButton(
                            text="No",
                        )
                        dialog = MDDialog(
                            text="Delete message?",
                            buttons=[ yes_button, no_button ],
                            # elevation=0,
                        )
                        def dl_yes(s):
                            dialog.dismiss()
                            self.app.sideband.delete_message(mhash)
                            self.reload()
                        def dl_no(s):
                            dialog.dismiss()

                        yes_button.bind(on_release=dl_yes)
                        no_button.bind(on_release=dl_no)
                        item.dmenu.dismiss()
                        dialog.open()
                    return x

                def gen_copy(msg, item):
                    def x():
                        Clipboard.copy(msg)
                        RNS.log(str(item))
                        item.dmenu.dismiss()

                    return x

                dm_items = [
                    {
                        "viewclass": "OneLineListItem",
                        "text": "Copy",
                        "height": dp(40),
                        "on_release": gen_copy(m["content"].decode("utf-8"), item)
                    },
                    {
                        "text": "Delete",
                        "viewclass": "OneLineListItem",
                        "height": dp(40),
                        "on_release": gen_del(m["hash"], item)
                    }
                ]

                item.dmenu = MDDropdownMenu(
                    caller=item.ids.msg_submenu,
                    items=dm_items,
                    position="center",
                    width_mult=4,
                    elevation=1,
                    radius=dp(3),
                )

                def callback_factory(ref):
                    def x(sender):
                        ref.dmenu.open()
                    return x

                # Bind menu open
                item.ids.msg_submenu.bind(on_release=callback_factory(item))

                self.added_item_hashes.append(m["hash"])
                self.widgets.append(item)
                self.list.add_widget(item)

                if self.latest_message_timestamp == None or m["received"] > self.latest_message_timestamp:
                    self.latest_message_timestamp = m["received"]

    def get_widget(self):
        return self.list

    def close_send_error_dialog(self, sender=None):
        if self.send_error_dialog:
            self.send_error_dialog.dismiss()