plomlompom.com Git - plomrogue2/blob - plomrogue/game.py

   1 from plomrogue.tasks import (Task_WAIT, Task_MOVE, Task_WRITE,
   2                              Task_FLATTEN_SURROUNDINGS)
   3 from plomrogue.errors import GameError, PlayError
   4 from plomrogue.io import GameIO
   5 from plomrogue.misc import quote
   6 from plomrogue.mapping import YX, MapGeometrySquare, Map
   7 import string
   8
   9
  10
  11 class GameBase:
  12
  13     def __init__(self):
  14         self.turn = 0
  15         self.things = []
  16         self.map_geometry = MapGeometrySquare(YX(24, 40))
  17         self.commands = {}
  18
  19     def get_thing(self, id_):
  20         for thing in self.things:
  21             if id_ == thing.id_:
  22                 return thing
  23         return None
  24
  25     def _register_object(self, obj, obj_type_desc, prefix):
  26         if not obj.__name__.startswith(prefix):
  27             raise GameError('illegal %s object name: %s' % (obj_type_desc, obj.__name__))
  28         obj_name = obj.__name__[len(prefix):]
  29         d = getattr(self, obj_type_desc + 's')
  30         d[obj_name] = obj
  31
  32     def register_command(self, command):
  33         self._register_object(command, 'command', 'cmd_')
  34
  35
  36
  37 import os
  38 class Game(GameBase):
  39
  40     def __init__(self, save_file, *args, **kwargs):
  41         super().__init__(*args, **kwargs)
  42         self.changed = True
  43         self.io = GameIO(self, save_file)
  44         self.tasks = {}
  45         self.thing_types = {}
  46         self.sessions = {}
  47         self.map = Map(self.map_geometry.size)
  48         self.map_control = Map(self.map_geometry.size)
  49         self.map_control_passwords = {}
  50         self.annotations = {}
  51         self.portals = {}
  52         self.player_chars = string.digits + string.ascii_letters
  53         self.player_char_i = -1
  54         if os.path.exists(self.io.save_file):
  55             if not os.path.isfile(self.io.save_file):
  56                 raise GameError('save file path refers to non-file')
  57
  58     def register_thing_type(self, thing_type):
  59         self._register_object(thing_type, 'thing_type', 'Thing_')
  60
  61     def register_task(self, task):
  62         self._register_object(task, 'task', 'Task_')
  63
  64     def read_savefile(self):
  65         if os.path.exists(self.io.save_file):
  66             with open(self.io.save_file, 'r') as f:
  67                 lines = f.readlines()
  68             for i in range(len(lines)):
  69                 line = lines[i]
  70                 print("FILE INPUT LINE %5s: %s" % (i, line), end='')
  71                 self.io.handle_input(line, god_mode=True)
  72
  73     def can_do_tile_with_pw(self, yx, pw):
  74         tile_class = self.map_control[yx]
  75         if tile_class in self.map_control_passwords:
  76             tile_pw = self.map_control_passwords[tile_class]
  77             if pw != tile_pw:
  78                 return False
  79         return True
  80
  81     def get_string_options(self, string_option_type):
  82         if string_option_type == 'direction':
  83             return self.map_geometry.get_directions()
  84         elif string_option_type == 'char':
  85             return [c for c in
  86                     string.digits + string.ascii_letters + string.punctuation + ' ']
  87         elif string_option_type == 'map_geometry':
  88             return ['Hex', 'Square']
  89         elif string_option_type == 'thing_type':
  90             return self.thing_types.keys()
  91         return None
  92
  93     def get_map_geometry_shape(self):
  94         return self.map_geometry.__class__.__name__[len('MapGeometry'):]
  95
  96     def send_gamestate(self, connection_id=None):
  97         """Send out game state data relevant to clients."""
  98
  99         self.io.send('TURN ' + str(self.turn))
 100         for c_id in self.sessions:
 101             player = self.get_thing(self.sessions[c_id])
 102             visible_terrain = player.fov_stencil_map(self.map)
 103             self.io.send('FOV %s' % quote(player.fov_stencil.terrain), c_id)
 104             self.io.send('MAP %s %s %s' % (self.get_map_geometry_shape(),
 105                                            self.map_geometry.size,
 106                                            quote(visible_terrain)), c_id)
 107             visible_control = player.fov_stencil_map(self.map_control)
 108             self.io.send('MAP_CONTROL %s' % quote(visible_control), c_id)
 109             for t in [t for t in self.things
 110                       if player.fov_stencil[t.position] == '.']:
 111                 self.io.send('THING %s %s %s' % (t.position, t.type_, t.id_), c_id)
 112                 if hasattr(t, 'nickname'):
 113                     self.io.send('THING_NAME %s %s' % (t.id_,
 114                                                        quote(t.nickname)), c_id)
 115                 if hasattr(t, 'player_char'):
 116                     self.io.send('THING_CHAR %s %s' % (t.id_,
 117                                                        quote(t.player_char)), c_id)
 118             for yx in [yx for yx in self.portals
 119                        if player.fov_stencil[yx] == '.']:
 120                 self.io.send('PORTAL %s %s' % (yx, quote(self.portals[yx])), c_id)
 121         self.io.send('GAME_STATE_COMPLETE')
 122
 123     def run_tick(self):
 124         to_delete = []
 125         for connection_id in self.sessions:
 126             connection_id_found = False
 127             for server in self.io.servers:
 128                 if connection_id in server.clients:
 129                     connection_id_found = True
 130                     break
 131             if not connection_id_found:
 132                 t = self.get_thing(self.sessions[connection_id])
 133                 if hasattr(t, 'nickname'):
 134                     self.io.send('CHAT ' + quote(t.nickname + ' left the map.'))
 135                 self.things.remove(t)
 136                 to_delete += [connection_id]
 137         for connection_id in to_delete:
 138             del self.sessions[connection_id]
 139             self.changed = True
 140         for t in [t for t in self.things]:
 141             if t in self.things:
 142                 try:
 143                     t.proceed()
 144                 except GameError as e:
 145                     for connection_id in [c_id for c_id in self.sessions
 146                                           if self.sessions[c_id] == t.id_]:
 147                         self.io.send('GAME_ERROR ' + quote(str(e)), connection_id)
 148                 except PlayError as e:
 149                     for connection_id in [c_id for c_id in self.sessions
 150                                           if self.sessions[c_id] == t.id_]:
 151                         self.io.send('PLAY_ERROR ' + quote(str(e)), connection_id)
 152         if self.changed:
 153             self.turn += 1
 154             self.send_gamestate()
 155             self.changed = False
 156             self.save()
 157
 158     def get_command(self, command_name):
 159
 160         def partial_with_attrs(f, *args, **kwargs):
 161             from functools import partial
 162             p = partial(f, *args, **kwargs)
 163             p.__dict__.update(f.__dict__)
 164             return p
 165
 166         def cmd_TASK_colon(task_name, game, *args, connection_id):
 167             if connection_id not in game.sessions:
 168                 raise GameError('Not registered as player.')
 169             t = game.get_thing(game.sessions[connection_id])
 170             t.set_next_task(task_name, args)
 171
 172         def task_prefixed(command_name, task_prefix, task_command):
 173             if command_name.startswith(task_prefix):
 174                 task_name = command_name[len(task_prefix):]
 175                 if task_name in self.tasks:
 176                     f = partial_with_attrs(task_command, task_name, self)
 177                     task = self.tasks[task_name]
 178                     f.argtypes = task.argtypes
 179                     return f
 180             return None
 181
 182         command = task_prefixed(command_name, 'TASK:', cmd_TASK_colon)
 183         if command:
 184             return command
 185         if command_name in self.commands:
 186             f = partial_with_attrs(self.commands[command_name], self)
 187             return f
 188         return None
 189
 190     def new_thing_id(self):
 191         if len(self.things) == 0:
 192             return 1
 193         return max([t.id_ for t in self.things]) + 1
 194
 195     def get_next_player_char(self):
 196         self.player_char_i += 1
 197         if self.player_char_i >= len(self.player_chars):
 198             self.player_char_i = 0
 199         return self.player_chars[self.player_char_i]
 200
 201     def save(self):
 202
 203       def write(f, msg):
 204           f.write(msg + '\n')
 205
 206       with open(self.io.save_file, 'w') as f:
 207           # TODO: save tasks
 208           write(f, 'TURN %s' % self.turn)
 209           map_geometry_shape = self.get_map_geometry_shape()
 210           write(f, 'MAP %s %s' % (map_geometry_shape, self.map_geometry.size,))
 211           for y, line in self.map.lines():
 212               write(f, 'MAP_LINE %5s %s' % (y, quote(line)))
 213           for yx in self.annotations:
 214               write(f, 'GOD_ANNOTATE %s %s' % (yx, quote(self.annotations[yx])))
 215           for yx in self.portals:
 216               write(f, 'GOD_PORTAL %s %s' % (yx, quote(self.portals[yx])))
 217           for y, line in self.map_control.lines():
 218               write(f, 'MAP_CONTROL_LINE %5s %s' % (y, quote(line)))
 219           for tile_class in self.map_control_passwords:
 220               write(f, 'MAP_CONTROL_PW %s %s' % (tile_class,
 221                                                  self.map_control_passwords[tile_class]))
 222           for t in [t for t in self.things if not t.type_ == 'Player']:
 223               write(f, 'THING %s %s %s' % (t.position, t.type_, t.id_))
 224
 225     def new_world(self, map_geometry):
 226         self.map_geometry = map_geometry
 227         self.map = Map(self.map_geometry.size)
 228         self.map_control = Map(self.map_geometry.size)
 229         self.annotations = {}