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Refactor client curses code.
[plomrogue2] / rogue_chat_curses.py
index f0ec6633ca6591da4d954a90b8321de7f2eca9a9..11fe94868c72ee8891877eec4a487c123ac41368 100755 (executable)
@@ -1,15 +1,16 @@
 #!/usr/bin/env python3
 import curses
-import queue
-import threading
-import time
 import sys
 from plomrogue.game import GameBase
 from plomrogue.parser import Parser
 from plomrogue.mapping import YX, MapGeometrySquare, MapGeometryHex
 from plomrogue.things import ThingBase
 from plomrogue.misc import quote
-from plomrogue.errors import BrokenSocketConnection, ArgError
+from plomrogue.errors import ArgError
+from plomrogue_client.socket import ClientSocket
+from plomrogue_client.tui import msg_into_lines_of_width, CursesScreen
+
+
 
 mode_helps = {
     'play': {
@@ -53,13 +54,13 @@ mode_helps = {
     },
     'enter_face': {
         'short': 'edit face',
-        'intro': '@ enter face line (enter nothing to abort):',
+        'intro': '@ enter face line:',
         'long': 'Draw your face as ASCII art.  The string you enter must be 18 characters long, and will be divided on display into 3 lines of 6 characters each, from top to bottom..'
     },
-    'enter_hat': {
-        'short': 'edit hat',
-        'intro': '@ enter hat line (enter nothing to abort):',
-        'long': 'Draw your face as ASCII art.  The string you enter must be 18 characters long, and will be divided on display into 3 lines of 6 characters each, from top to bottom.  Eat cookies to extend the ASCII characters available for drawing.'
+    'enter_design': {
+        'short': 'edit design',
+        'intro': '@ enter design:',
+        'long': 'Enter design for carried thing as ASCII art.'
     },
     'write': {
         'short': 'edit tile',
@@ -133,46 +134,6 @@ mode_helps = {
     }
 }
 
-from ws4py.client import WebSocketBaseClient
-class WebSocketClient(WebSocketBaseClient):
-
-    def __init__(self, recv_handler, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-        self.recv_handler = recv_handler
-        self.connect()
-
-    def received_message(self, message):
-        if message.is_text:
-            message = str(message)
-            self.recv_handler(message)
-
-    @property
-    def plom_closed(self):
-        return self.client_terminated
-
-from plomrogue.io_tcp import PlomSocket
-class PlomSocketClient(PlomSocket):
-
-    def __init__(self, recv_handler, url):
-        import socket
-        self.recv_handler = recv_handler
-        host, port = url.split(':')
-        super().__init__(socket.create_connection((host, port)))
-
-    def close(self):
-        self.socket.close()
-
-    def run(self):
-        import ssl
-        try:
-            for msg in self.recv():
-                if msg == 'NEED_SSL':
-                    self.socket = ssl.wrap_socket(self.socket)
-                    continue
-                self.recv_handler(msg)
-        except BrokenSocketConnection:
-            pass  # we assume socket will be known as dead by now
-
 def cmd_TURN(game, n):
     game.turn_complete = False
 cmd_TURN.argtypes = 'int:nonneg'
@@ -187,8 +148,6 @@ def cmd_LOGIN_OK(game):
     game.tui.switch_mode('post_login_wait')
     game.tui.send('GET_GAMESTATE')
     game.tui.log_msg('@ welcome!')
-    game.tui.log_msg('@ hint: see top of terminal for how to get help.')
-    game.tui.log_msg('@ hint: enter study mode to understand your environment.')
 cmd_LOGIN_OK.argtypes = ''
 
 def cmd_ADMIN_OK(game):
@@ -248,6 +207,11 @@ def cmd_THING_HAT(game, thing_id, hat):
     t.hat = hat
 cmd_THING_HAT.argtypes = 'int:pos string'
 
+def cmd_THING_DESIGN(game, thing_id, size, design):
+    t = game.get_thing_temp(thing_id)
+    t.design = [size, design]
+cmd_THING_DESIGN.argtypes = 'int:pos yx_tuple string'
+
 def cmd_THING_CHAR(game, thing_id, c):
     t = game.get_thing_temp(thing_id)
     t.thing_char = c
@@ -392,6 +356,7 @@ class Game(GameBase):
         self.register_command(cmd_THING_CHAR)
         self.register_command(cmd_THING_FACE)
         self.register_command(cmd_THING_HAT)
+        self.register_command(cmd_THING_DESIGN)
         self.register_command(cmd_THING_CARRYING)
         self.register_command(cmd_THING_INSTALLED)
         self.register_command(cmd_TERRAIN)
@@ -501,7 +466,7 @@ class TUI:
     mode_take_thing = Mode('take_thing', has_input_prompt=True)
     mode_drop_thing = Mode('drop_thing', has_input_prompt=True)
     mode_enter_face = Mode('enter_face', has_input_prompt=True)
-    mode_enter_hat = Mode('enter_hat', has_input_prompt=True)
+    mode_enter_design = Mode('enter_design', has_input_prompt=True)
     is_admin = False
     tile_draw = False
 
@@ -512,30 +477,29 @@ class TUI:
                                           "command_thing", "take_thing",
                                           "drop_thing"]
         self.mode_play.available_actions = ["move", "teleport", "door", "consume",
-                                            "install", "wear", "spin"]
+                                            "install", "wear", "spin", "dance"]
         self.mode_study.available_modes = ["chat", "play", "admin_enter", "edit"]
         self.mode_study.available_actions = ["toggle_map_mode", "move_explorer"]
         self.mode_admin.available_modes = ["admin_thing_protect", "control_pw_type",
                                            "control_tile_type", "chat",
                                            "study", "play", "edit"]
-        self.mode_admin.available_actions = ["move"]
+        self.mode_admin.available_actions = ["move", "toggle_map_mode"]
         self.mode_control_tile_draw.available_modes = ["admin_enter"]
         self.mode_control_tile_draw.available_actions = ["move_explorer",
                                                          "toggle_tile_draw"]
         self.mode_edit.available_modes = ["write", "annotate", "portal",
-                                          "name_thing", "enter_face", "enter_hat",
+                                          "name_thing", "enter_face", "enter_design",
                                           "password",
                                           "chat", "study", "play", "admin_enter"]
         self.mode_edit.available_actions = ["move", "flatten", "install",
                                             "toggle_map_mode"]
         self.mode = None
-        self.host = host
+        self.socket = ClientSocket(host, self.socket_log)
         self.game = Game()
         self.game.tui = self
         self.parser = Parser(self.game)
         self.log = []
         self.do_refresh = True
-        self.queue = queue.Queue()
         self.login_name = None
         self.map_mode = 'terrain + things'
         self.password = 'foo'
@@ -557,7 +521,7 @@ class TUI:
             'switch_to_admin_thing_protect': 'T',
             'flatten': 'F',
             'switch_to_enter_face': 'f',
-            'switch_to_enter_hat': 'H',
+            'switch_to_enter_design': 'D',
             'switch_to_take_thing': 'z',
             'switch_to_drop_thing': 'u',
             'teleport': 'p',
@@ -566,6 +530,7 @@ class TUI:
             'install': 'I',
             'wear': 'W',
             'spin': 'S',
+            'dance': 'T',
             'help': 'h',
             'toggle_map_mode': 'L',
             'toggle_tile_draw': 'm',
@@ -586,8 +551,6 @@ class TUI:
             for k in keys_conf:
                 self.keys[k] = keys_conf[k]
         self.show_help = False
-        self.disconnected = True
-        self.force_instant_connect = True
         self.input_lines = []
         self.fov = ''
         self.flash = False
@@ -595,57 +558,33 @@ class TUI:
         self.ascii_draw_stage = 0
         self.full_ascii_draw = ''
         self.offset = YX(0,0)
-        curses.wrapper(self.loop)
+        self.screen = CursesScreen()
+        self.screen.wrap_loop(self.loop)
 
-    def connect(self):
-
-        def handle_recv(msg):
-            if msg == 'BYE':
-                self.socket.close()
-            else:
-                self.queue.put(msg)
-
-        self.log_msg('@ attempting connect')
-        socket_client_class = PlomSocketClient
-        if self.host.startswith('ws://') or self.host.startswith('wss://'):
-            socket_client_class = WebSocketClient
-        try:
-            self.socket = socket_client_class(handle_recv, self.host)
-            self.socket_thread = threading.Thread(target=self.socket.run)
-            self.socket_thread.start()
-            self.disconnected = False
-            self.game.thing_types = {}
-            self.game.terrains = {}
-            time.sleep(0.1)  # give potential SSL negotation some time …
-            self.socket.send('TASKS')
-            self.socket.send('TERRAINS')
-            self.socket.send('THING_TYPES')
-            self.switch_mode('login')
-        except ConnectionRefusedError:
-            self.log_msg('@ server connect failure')
-            self.disconnected = True
-            self.switch_mode('waiting_for_server')
-        self.do_refresh = True
+    def update_on_connect(self):
+        self.socket.send('TASKS')
+        self.socket.send('TERRAINS')
+        self.socket.send('THING_TYPES')
+        self.switch_mode('login')
 
     def reconnect(self):
+        import time
         self.log_msg('@ attempting reconnect')
-        self.send('QUIT')
+        self.socket.send('QUIT')
         # necessitated by some strange SSL race conditions with ws4py
         time.sleep(0.1)  # FIXME find out why exactly necessary
         self.switch_mode('waiting_for_server')
-        self.connect()
+        self.socket.connect()
+        self.update_on_connect()
 
     def send(self, msg):
-        try:
-            if hasattr(self.socket, 'plom_closed') and self.socket.plom_closed:
-                raise BrokenSocketConnection
-            self.socket.send(msg)
-        except (BrokenPipeError, BrokenSocketConnection):
-            self.log_msg('@ server disconnected :(')
-            self.disconnected = True
-            self.force_instant_connect = True
+        self.socket.send(msg)
+        if self.socket.disconnected:
             self.do_refresh = True
 
+    def socket_log(self, msg):
+        self.log_msg('@ ' + msg)
+
     def log_msg(self, msg):
         self.log += [msg]
         if len(self.log) > 100:
@@ -664,13 +603,15 @@ class TUI:
         elif self.mode.name == 'admin_thing_protect':
             if hasattr(self.game.player.carrying, 'protection'):
                 self.input_ = self.game.player.carrying.protection
-        elif self.mode.name in {'enter_face', 'enter_hat'}:
+        elif self.mode.name == 'enter_face':
             start = self.ascii_draw_stage * 6
             end = (self.ascii_draw_stage + 1) * 6
-            if self.mode.name == 'enter_face':
-                self.input_ = self.game.player.face[start:end]
-            elif self.mode.name == 'enter_hat':
-                self.input_ = self.game.player.hat[start:end]
+            self.input_ = self.game.player.face[start:end]
+        elif self.mode.name == 'enter_design':
+            width = self.game.player.carrying.design[0].x
+            start = self.ascii_draw_stage * width
+            end = (self.ascii_draw_stage + 1) * width
+            self.input_ = self.game.player.carrying.design[1][start:end]
 
     def send_tile_control_command(self):
         self.send('SET_TILE_CONTROL %s %s' %
@@ -697,20 +638,24 @@ class TUI:
             self.log_msg('@ finished tile protection drawing.')
         self.draw_face = False
         self.tile_draw = False
+        self.ascii_draw_stage = 0
+        self.full_ascii_draw = ''
         if mode_name == 'command_thing' and\
            (not self.game.player.carrying or
             not self.game.player.carrying.commandable):
             return fail('not carrying anything commandable')
         if mode_name == 'name_thing' and not self.game.player.carrying:
-            return fail('not carrying anything to re-name')
+            return fail('not carrying anything to re-name', 'edit')
         if mode_name == 'admin_thing_protect' and not self.game.player.carrying:
             return fail('not carrying anything to protect')
         if mode_name == 'take_thing' and self.game.player.carrying:
             return fail('already carrying something')
         if mode_name == 'drop_thing' and not self.game.player.carrying:
             return fail('not carrying anything droppable')
-        if mode_name == 'enter_hat' and not hasattr(self.game.player, 'hat'):
-            return fail('not wearing hat to edit', 'edit')
+        if mode_name == 'enter_design' and\
+           (not self.game.player.carrying or
+            not hasattr(self.game.player.carrying, 'design')):
+            return fail('not carrying designable to edit', 'edit')
         if mode_name == 'admin_enter' and self.is_admin:
             mode_name = 'admin'
         self.mode = getattr(self, 'mode_' + mode_name)
@@ -774,8 +719,17 @@ class TUI:
                 ['HERE'] + list(self.game.tui.movement_keys.values())
             for i in range(len(self.selectables)):
                 self.log_msg(str(i) + ': ' + self.selectables[i])
-        elif self.mode.name == 'enter_hat':
-            self.log_msg('legal characters: ' + self.game.players_hat_chars)
+        elif self.mode.name == 'enter_design':
+            if self.game.player.carrying.type_ == 'Hat':
+                self.log_msg('@ The design you enter must be %s lines of max %s '
+                             'characters width each'
+                             % (self.game.player.carrying.design[0].y,
+                                self.game.player.carrying.design[0].x))
+                self.log_msg('@ Legal characters: ' + self.game.players_hat_chars)
+                self.log_msg('@ (Eat cookies to extend the ASCII characters available for drawing.)')
+            else:
+                self.log_msg('@ Width of first line determines maximum width for remaining design')
+                self.log_msg('@ Finish design by entering an empty line (multiple space characters do not count as empty)')
         elif self.mode.name == 'command_thing':
             self.send('TASK:COMMAND ' + quote('HELP'))
         elif self.mode.name == 'control_pw_pw':
@@ -786,8 +740,9 @@ class TUI:
         self.restore_input_values()
 
     def set_default_colors(self):
-        curses.init_color(1, 1000, 1000, 1000)
-        curses.init_color(2, 0, 0, 0)
+        if curses.can_change_color():
+            curses.init_color(7, 1000, 1000, 1000)
+            curses.init_color(0, 0, 0, 0)
         self.do_refresh = True
 
     def set_random_colors(self):
@@ -796,8 +751,9 @@ class TUI:
             import random
             return int(offset + random.random()*375)
 
-        curses.init_color(1, rand(625), rand(625), rand(625))
-        curses.init_color(2, rand(0), rand(0), rand(0))
+        if curses.can_change_color():
+            curses.init_color(7, rand(625), rand(625), rand(625))
+            curses.init_color(0, rand(0), rand(0), rand(0))
         self.do_refresh = True
 
     def get_info(self):
@@ -810,64 +766,78 @@ class TUI:
         else:
             for t in self.game.things:
                 if t.position == self.explorer:
-                    info_to_cache += 'THING: %s' % self.get_thing_info(t)
-                    protection = t.protection
-                    if protection == '.':
-                        protection = 'none'
-                    info_to_cache += ' / protection: %s\n' % protection
-                    if hasattr(t, 'hat'):
-                        info_to_cache += t.hat[0:6] + '\n'
-                        info_to_cache += t.hat[6:12] + '\n'
-                        info_to_cache += t.hat[12:18] + '\n'
-                    if hasattr(t, 'face'):
-                        info_to_cache += t.face[0:6] + '\n'
-                        info_to_cache += t.face[6:12] + '\n'
-                        info_to_cache += t.face[12:18] + '\n'
+                    info_to_cache += '%s' % self.get_thing_info(t, True)
             terrain_char = self.game.map_content[pos_i]
             terrain_desc = '?'
             if terrain_char in self.game.terrains:
                 terrain_desc = self.game.terrains[terrain_char]
-            info_to_cache += 'TERRAIN: "%s" / %s\n' % (terrain_char,
+            info_to_cache += 'TERRAIN: %s (%s' % (terrain_char,
                                                        terrain_desc)
             protection = self.game.map_control_content[pos_i]
-            if protection == '.':
-                protection = 'unprotected'
-            info_to_cache += 'PROTECTION: %s\n' % protection
+            if protection != '.':
+                info_to_cache += '/protection:%s' % protection
+            info_to_cache += ')\n'
             if self.explorer in self.game.portals:
                 info_to_cache += 'PORTAL: ' +\
                     self.game.portals[self.explorer] + '\n'
-            else:
-                info_to_cache += 'PORTAL: (none)\n'
             if self.explorer in self.game.annotations:
                 info_to_cache += 'ANNOTATION: ' +\
                     self.game.annotations[self.explorer]
         self.info_cached = info_to_cache
         return self.info_cached
 
-    def get_thing_info(self, t):
-        info = '%s / %s' %\
-            (t.type_, self.game.thing_types[t.type_])
+    def get_thing_info(self, t, detailed=False):
+        info = ''
+        if detailed:
+            info += '- '
+        info += self.game.thing_types[t.type_]
         if hasattr(t, 'thing_char'):
             info += t.thing_char
         if hasattr(t, 'name'):
-            info += ' (%s)' % t.name
+            info += ': %s' % t.name
+        info += ' (%s' % t.type_
         if hasattr(t, 'installed'):
-            info += ' / installed'
+            info += '/installed'
+        if t.type_ == 'Bottle':
+            if t.thing_char == '_':
+                info += '/empty'
+            elif t.thing_char == '~':
+                info += '/full'
+        if detailed:
+            protection = t.protection
+            if protection != '.':
+                info += '/protection:%s' % protection
+            info += ')\n'
+            if hasattr(t, 'hat') or hasattr(t, 'face'):
+                info += '----------\n'
+            if hasattr(t, 'hat'):
+                info += '| %s |\n' % t.hat[0:6]
+                info += '| %s |\n' % t.hat[6:12]
+                info += '| %s |\n' % t.hat[12:18]
+            if hasattr(t, 'face'):
+                info += '| %s |\n' % t.face[0:6]
+                info += '| %s |\n' % t.face[6:12]
+                info += '| %s |\n' % t.face[12:18]
+                info += '----------\n'
+            if hasattr(t, 'design'):
+                line_length = t.design[0].x
+                lines = []
+                for i in range(t.design[0].y):
+                    start = i * line_length
+                    end = (i + 1) * line_length
+                    lines += [t.design[1][start:end]]
+                info += '-' * (line_length + 4) + '\n'
+                for line in lines:
+                    info += '| %s |\n' % line
+                info += '-' * (line_length + 4) + '\n'
+        else:
+            info += ')'
         return info
 
-    def loop(self, stdscr):
-        import datetime
+    def loop(self):
 
         def safe_addstr(y, x, line):
-            if y < self.size.y - 1 or x + len(line) < self.size.x:
-                stdscr.addstr(y, x, line, curses.color_pair(1))
-            else:  # workaround to <https://stackoverflow.com/q/7063128>
-                cut_i = self.size.x - x - 1
-                cut = line[:cut_i]
-                last_char = line[cut_i]
-                stdscr.addstr(y, self.size.x - 2, last_char, curses.color_pair(1))
-                stdscr.insstr(y, self.size.x - 2, ' ')
-                stdscr.addstr(y, x, cut, curses.color_pair(1))
+            self.screen.safe_addstr(y, x, line, curses.color_pair(1))
 
         def handle_input(msg):
             command, args = self.parser.parse(msg)
@@ -876,28 +846,10 @@ class TUI:
         def task_action_on(action):
             return action_tasks[action] in self.game.tasks
 
-        def msg_into_lines_of_width(msg, width):
-            chunk = ''
-            lines = []
-            x = 0
-            for i in range(len(msg)):
-                if x >= width or msg[i] == "\n":
-                    lines += [chunk]
-                    chunk = ''
-                    x = 0
-                    if msg[i] == "\n":
-                        x -= 1
-                if msg[i] != "\n":
-                    chunk += msg[i]
-                x += 1
-            lines += [chunk]
-            return lines
-
         def reset_screen_size():
-            self.size = YX(*stdscr.getmaxyx())
-            self.size = self.size - YX(self.size.y % 4, 0)
-            self.size = self.size - YX(0, self.size.x % 4)
-            self.window_width = int(self.size.x / 2)
+            self.screen.reset_size()
+            self.left_window_width = min(52, int(self.screen.size.x / 2))
+            self.right_window_width = self.screen.size.x - self.left_window_width
 
         def recalc_input_lines():
             if not self.mode.has_input_prompt:
@@ -905,7 +857,7 @@ class TUI:
             else:
                 self.input_lines = msg_into_lines_of_width(input_prompt
                                                            + self.input_ + '█',
-                                                           self.window_width)
+                                                           self.right_window_width)
 
         def move_explorer(direction):
             target = self.game.map_geometry.move_yx(self.explorer, direction)
@@ -920,41 +872,41 @@ class TUI:
         def draw_history():
             lines = []
             for line in self.log:
-                lines += msg_into_lines_of_width(line, self.window_width)
+                lines += msg_into_lines_of_width(line, self.right_window_width)
             lines.reverse()
             height_header = 2
-            max_y = self.size.y - len(self.input_lines)
+            max_y = self.screen.size.y - len(self.input_lines)
             for i in range(len(lines)):
                 if (i >= max_y - height_header):
                     break
-                safe_addstr(max_y - i - 1, self.window_width, lines[i])
+                safe_addstr(max_y - i - 1, self.left_window_width, lines[i])
 
         def draw_info():
             info = 'MAP VIEW: %s\n%s' % (self.map_mode, self.get_info())
-            lines = msg_into_lines_of_width(info, self.window_width)
+            lines = msg_into_lines_of_width(info, self.right_window_width)
             height_header = 2
             for i in range(len(lines)):
                 y = height_header + i
-                if y >= self.size.y - len(self.input_lines):
+                if y >= self.screen.size.y - len(self.input_lines):
                     break
-                safe_addstr(y, self.window_width, lines[i])
+                safe_addstr(y, self.left_window_width, lines[i])
 
         def draw_input():
-            y = self.size.y - len(self.input_lines)
+            y = self.screen.size.y - len(self.input_lines)
             for i in range(len(self.input_lines)):
-                safe_addstr(y, self.window_width, self.input_lines[i])
+                safe_addstr(y, self.left_window_width, self.input_lines[i])
                 y += 1
 
         def draw_stats():
             stats = 'ENERGY: %s BLADDER: %s' % (self.game.energy,
                                                 self.game.bladder_pressure)
-            safe_addstr(0, self.window_width, stats)
+            safe_addstr(0, self.left_window_width, stats)
 
         def draw_mode():
             help = "hit [%s] for help" % self.keys['help']
             if self.mode.has_input_prompt:
                 help = "enter /help for help"
-            safe_addstr(1, self.window_width,
+            safe_addstr(1, self.left_window_width,
                         'MODE: %s – %s' % (self.mode.short_desc, help))
 
         def draw_map():
@@ -1010,8 +962,8 @@ class TUI:
                 else:
                     for line in map_lines_split:
                         self.map_lines += [''.join(line)]
-                window_center = YX(int(self.size.y / 2),
-                                   int(self.window_width / 2))
+                window_center = YX(int(self.screen.size.y / 2),
+                                   int(self.left_window_width / 2))
                 center = self.game.player.position
                 if self.mode.shows_info or self.mode.name == 'control_tile_draw':
                     center = self.explorer
@@ -1023,34 +975,52 @@ class TUI:
             term_x = max(0, -self.offset.x)
             map_y = max(0, self.offset.y)
             map_x = max(0, self.offset.x)
-            while term_y < self.size.y and map_y < len(self.map_lines):
-                to_draw = self.map_lines[map_y][map_x:self.window_width + self.offset.x]
+            while term_y < self.screen.size.y and map_y < len(self.map_lines):
+                to_draw = self.map_lines[map_y][map_x:self.left_window_width + self.offset.x]
                 safe_addstr(term_y, term_x, to_draw)
                 term_y += 1
                 map_y += 1
 
+        def draw_names():
+            players = [t for t in self.game.things if t.type_ == 'Player']
+            players.sort(key=lambda t: len(t.name))
+            players.reverse()
+            shrink_offset = max(0, (self.screen.size.y - self.left_window_width // 2) // 2)
+            y = 0
+            for t in players:
+                offset_y = y - shrink_offset
+                max_len = max(5, (self.left_window_width // 2) - (offset_y * 2) - 8)
+                name = t.name[:]
+                if len(name) > max_len:
+                    name = name[:max_len - 1] + '…'
+                safe_addstr(y, 0, '@%s:%s' % (t.thing_char, name))
+                y += 1
+                if y >= self.screen.size.y:
+                    break
+
         def draw_face_popup():
             t = self.game.get_thing(self.draw_face)
             if not t or not hasattr(t, 'face'):
                 self.draw_face = False
                 return
 
-            start_x = self.window_width - 10
-            t_char = ' '
-            if hasattr(t, 'thing_char'):
-                t_char = t.thing_char
+            start_x = self.left_window_width - 10
             def draw_body_part(body_part, end_y):
-                safe_addstr(end_y - 4, start_x, ' _[ @' + t_char + ' ]_ ')
-                safe_addstr(end_y - 3, start_x, '|        |')
+                safe_addstr(end_y - 3, start_x, '----------')
                 safe_addstr(end_y - 2, start_x, '| ' + body_part[0:6] + ' |')
                 safe_addstr(end_y - 1, start_x, '| ' + body_part[6:12] + ' |')
                 safe_addstr(end_y, start_x, '| ' + body_part[12:18] + ' |')
 
             if hasattr(t, 'face'):
-                draw_body_part(t.face, self.size.y - 2)
+                draw_body_part(t.face, self.screen.size.y - 3)
             if hasattr(t, 'hat'):
-                draw_body_part(t.hat, self.size.y - 5)
-            safe_addstr(self.size.y - 1, start_x, '|        |')
+                draw_body_part(t.hat, self.screen.size.y - 6)
+            safe_addstr(self.screen.size.y - 2, start_x, '----------')
+            name = t.name[:]
+            if len(name) > 7:
+                name = name[:6 - 1] + '…'
+            safe_addstr(self.screen.size.y - 1, start_x,
+                        '@%s:%s' % (t.thing_char, name))
 
         def draw_help():
             content = "%s help\n\n%s\n\n" % (self.mode.short_desc,
@@ -1070,23 +1040,23 @@ class TUI:
                     content += '[%s] – %s\n' % (key, action_descriptions[action])
                 content += '\n'
             content += self.mode.list_available_modes(self)
-            for i in range(self.size.y):
+            for i in range(self.screen.size.y):
                 safe_addstr(i,
-                            self.window_width * (not self.mode.has_input_prompt),
-                            ' ' * self.window_width)
+                            self.left_window_width * (not self.mode.has_input_prompt),
+                            ' ' * self.left_window_width)
             lines = []
             for line in content.split('\n'):
-                lines += msg_into_lines_of_width(line, self.window_width)
+                lines += msg_into_lines_of_width(line, self.right_window_width)
             for i in range(len(lines)):
-                if i >= self.size.y:
+                if i >= self.screen.size.y:
                     break
                 safe_addstr(i,
-                            self.window_width * (not self.mode.has_input_prompt),
+                            self.left_window_width * (not self.mode.has_input_prompt),
                             lines[i])
 
         def draw_screen():
-            stdscr.clear()
-            stdscr.bkgd(' ', curses.color_pair(1))
+            self.screen.stdscr.clear()
+            self.screen.stdscr.bkgd(' ', curses.color_pair(1))
             recalc_input_lines()
             if self.mode.has_input_prompt:
                 draw_input()
@@ -1100,8 +1070,10 @@ class TUI:
                 draw_map()
             if self.show_help:
                 draw_help()
-            if self.draw_face and self.mode.name in {'chat', 'play'}:
-                draw_face_popup()
+            if self.mode.name in {'chat', 'play'}:
+                draw_names()
+                if self.draw_face:
+                    draw_face_popup()
 
         def pick_selectable(task_name):
             try:
@@ -1115,17 +1087,48 @@ class TUI:
             self.input_ = ''
             self.switch_mode('play')
 
-        def enter_ascii_art(command):
-            if len(self.input_) != 6:
-                self.log_msg('? wrong input length, must be 6; try again')
+        def enter_ascii_art(command, height, width,
+                            with_pw=False, with_size=False):
+            if with_size and self.ascii_draw_stage == 0:
+                width = len(self.input_)
+                if width > 36:
+                    self.log_msg('? input too long, must be max 36; try again')
+                    # TODO: move max width mechanism server-side
+                    return
+                old_size = self.game.player.carrying.design[0]
+                if width != old_size.x:
+                    # TODO: save remaining design?
+                    self.game.player.carrying.design[1] = ''
+                    self.game.player.carrying.design[0] = YX(old_size.y, width)
+            elif len(self.input_) > width:
+                self.log_msg('? input too long, '
+                             'must be max %s; try again' % width)
                 return
             self.log_msg('  ' + self.input_)
-            self.full_ascii_draw += self.input_
+            if with_size and self.input_ in {'', ' '}\
+               and self.ascii_draw_stage > 0:
+                height = self.ascii_draw_stage
+            else:
+                if with_size:
+                    height = self.ascii_draw_stage + 2
+                if len(self.input_) < width:
+                    self.input_ += ' ' * (width - len(self.input_))
+                self.full_ascii_draw += self.input_
+            if with_size:
+                old_size = self.game.player.carrying.design[0]
+                self.game.player.carrying.design[0] = YX(height, old_size.x)
             self.ascii_draw_stage += 1
-            if self.ascii_draw_stage < 3:
+            if self.ascii_draw_stage < height:
                 self.restore_input_values()
             else:
-                self.send('%s %s' % (command, quote(self.full_ascii_draw)))
+                if with_pw and with_size:
+                    self.send('%s_SIZE %s %s' % (command, YX(height, width),
+                                                 quote(self.password)))
+                if with_pw:
+                    self.send('%s %s %s' % (command, quote(self.full_ascii_draw),
+                                            quote(self.password)))
+                else:
+                    self.send('%s %s' % (command, quote(self.full_ascii_draw)))
                 self.full_ascii_draw = ""
                 self.ascii_draw_stage = 0
                 self.input_ = ""
@@ -1144,6 +1147,7 @@ class TUI:
             'door': 'open/close',
             'consume': 'consume',
             'spin': 'spin',
+            'dance': 'dance',
         }
 
         action_tasks = {
@@ -1157,50 +1161,49 @@ class TUI:
             'command': 'COMMAND',
             'consume': 'INTOXICATE',
             'spin': 'SPIN',
+            'dance': 'DANCE',
         }
 
-        curses.curs_set(False)  # hide cursor
         curses.start_color()
         self.set_default_colors()
-        curses.init_pair(1, 1, 2)
-        stdscr.timeout(10)
+        curses.init_pair(1, 7, 0)
+        if not curses.can_change_color():
+            self.log_msg('@ unfortunately, your terminal does not seem to '
+                         'support re-definition of colors; you might miss out '
+                         'on some color effects')
         reset_screen_size()
         self.explorer = YX(0, 0)
         self.input_ = ''
+        store_widechar = False
         input_prompt = '> '
-        interval = datetime.timedelta(seconds=5)
-        last_ping = datetime.datetime.now() - interval
         while True:
-            if self.disconnected and self.force_instant_connect:
-                self.force_instant_connect = False
-                self.connect()
-            now = datetime.datetime.now()
-            if now - last_ping > interval:
-                if self.disconnected:
-                    self.connect()
-                else:
-                    self.send('PING')
-                last_ping = now
+            prev_disconnected = self.socket.disconnected
+            self.socket.keep_connection_alive()
+            if prev_disconnected and not self.socket.disconnected:
+                self.update_on_connect()
             if self.flash:
                 curses.flash()
                 self.flash = False
             if self.do_refresh:
                 draw_screen()
                 self.do_refresh = False
-            while True:
-                try:
-                    msg = self.queue.get(block=False)
-                    handle_input(msg)
-                except queue.Empty:
-                    break
+            for msg in self.socket.get_message():
+                handle_input(msg)
             try:
-                key = stdscr.getkey()
+                key = self.screen.stdscr.getkey()
                 self.do_refresh = True
             except curses.error:
                 continue
             keycode = None
             if len(key) == 1:
                 keycode = ord(key)
+                # workaround for <https://stackoverflow.com/a/56390915>
+                if store_widechar:
+                    store_widechar = False
+                    key = bytes([195, keycode]).decode()
+                if keycode == 195:
+                    store_widechar = True
+                    continue
             self.show_help = False
             self.draw_face = False
             if key == 'KEY_RESIZE':
@@ -1222,7 +1225,7 @@ class TUI:
                 self.restore_input_values()
             elif self.mode.has_input_prompt and key != '\n':  # Return key
                 self.input_ += key
-                max_length = self.window_width * self.size.y - len(input_prompt) - 1
+                max_length = self.right_window_width * self.screen.size.y - len(input_prompt) - 1
                 if len(self.input_) > max_length:
                     self.input_ = self.input_[:max_length]
             elif key == self.keys['help'] and not self.mode.is_single_char_entry:
@@ -1232,9 +1235,17 @@ class TUI:
                 self.send('LOGIN ' + quote(self.input_))
                 self.input_ = ""
             elif self.mode.name == 'enter_face' and key == '\n':
-                enter_ascii_art('PLAYER_FACE')
-            elif self.mode.name == 'enter_hat' and key == '\n':
-                enter_ascii_art('PLAYER_HAT')
+                enter_ascii_art('PLAYER_FACE', 3, 6)
+            elif self.mode.name == 'enter_design' and key == '\n':
+                if self.game.player.carrying.type_ == 'Hat':
+                    enter_ascii_art('THING_DESIGN',
+                                    self.game.player.carrying.design[0].y,
+                                    self.game.player.carrying.design[0].x, True)
+                else:
+                    enter_ascii_art('THING_DESIGN',
+                                    self.game.player.carrying.design[0].y,
+                                    self.game.player.carrying.design[0].x,
+                                    True, True)
             elif self.mode.name == 'take_thing' and key == '\n':
                 pick_selectable('PICK_UP')
             elif self.mode.name == 'drop_thing' and key == '\n':
@@ -1329,9 +1340,11 @@ class TUI:
                     self.send('TASK:WEAR')
                 elif key == self.keys['spin'] and task_action_on('spin'):
                     self.send('TASK:SPIN')
+                elif key == self.keys['dance'] and task_action_on('dance'):
+                    self.send('TASK:DANCE')
                 elif key == self.keys['teleport']:
                     if self.game.player.position in self.game.portals:
-                        self.host = self.game.portals[self.game.player.position]
+                        self.socket.host = self.game.portals[self.game.player.position]
                         self.reconnect()
                     else:
                         self.flash = True
@@ -1351,6 +1364,8 @@ class TUI:
             elif self.mode.name == 'admin':
                 if self.mode.mode_switch_on_key(self, key):
                     continue
+                elif key == self.keys['toggle_map_mode']:
+                    self.toggle_map_mode()
                 elif key in self.movement_keys and task_action_on('move'):
                     self.send('TASK:MOVE ' + self.movement_keys[key])
             elif self.mode.name == 'edit':