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[plomrogue2] / 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 class SaveableMap(Map):
38     modified = False
39
40     def __setitem__(self, *args, **kwargs):
41         super().__setitem__(*args, **kwargs)
42         self.modified = True
43
44     def set_line(self, *args, **kwargs):
45         super().set_line(*args, **kwargs)
46         self.modified = True
47
48
49
50 import os
51 class Game(GameBase):
52
53     def __init__(self, save_file, *args, **kwargs):
54         super().__init__(*args, **kwargs)
55         self.changed = True
56         self.io = GameIO(self, save_file)
57         self.tasks = {}
58         self.thing_types = {}
59         self.sessions = {}
60         self.maps = {}
61         self.map_controls = {}
62         self.map_control_passwords = {}
63         self.annotations = {}
64         self.portals = {}
65         self.player_chars = string.digits + string.ascii_letters
66         self.player_char_i = -1
67         self.admin_passwords = []
68         self.terrains = {
69             '.': 'floor',
70             'X': 'wall',
71             '=': 'window',
72             '#': 'bed',
73             'T': 'desk',
74             '8': 'cupboard',
75             '[': 'glass door',
76             'o': 'sink',
77             'O': 'toilet'
78         }
79         self.new_world(self.map_geometry)
80         if os.path.exists(self.io.save_file):
81             if not os.path.isfile(self.io.save_file):
82                 raise GameError('save file path refers to non-file')
83
84     def register_thing_type(self, thing_type):
85         self._register_object(thing_type, 'thing_type', 'Thing_')
86
87     def register_task(self, task):
88         self._register_object(task, 'task', 'Task_')
89
90     def read_savefile(self):
91         if os.path.exists(self.io.save_file):
92             with open(self.io.save_file, 'r') as f:
93                 lines = f.readlines()
94             for i in range(len(lines)):
95                 line = lines[i]
96                 print("FILE INPUT LINE %5s: %s" % (i, line), end='')
97                 self.io.handle_input(line, god_mode=True)
98
99     def can_do_tile_with_pw(self, big_yx, little_yx, pw):
100         map_control = self.get_map(big_yx)
101         tile_class = map_control[little_yx]
102         if tile_class in self.map_control_passwords:
103             tile_pw = self.map_control_passwords[tile_class]
104             if pw != tile_pw:
105                 return False
106         return True
107
108     def get_string_options(self, string_option_type):
109         if string_option_type == 'direction':
110             return self.map_geometry.get_directions()
111         elif string_option_type == 'char':
112             return [c for c in
113                     string.digits + string.ascii_letters + string.punctuation + ' ']
114         elif string_option_type == 'map_geometry':
115             return ['Hex', 'Square']
116         elif string_option_type == 'thing_type':
117             return self.thing_types.keys()
118         return None
119
120     def get_map_geometry_shape(self):
121         return self.map_geometry.__class__.__name__[len('MapGeometry'):]
122
123     def get_player(self, connection_id):
124         if not connection_id in self.sessions:
125             return None
126         player = self.get_thing(self.sessions[connection_id]['thing_id'])
127         return player
128
129     def send_gamestate(self, connection_id=None):
130         """Send out game state data relevant to clients."""
131
132         self.io.send('TURN ' + str(self.turn))
133         for c_id in self.sessions:
134             player = self.get_player(c_id)
135             visible_terrain = player.fov_stencil_map()
136             self.io.send('FOV %s' % quote(player.fov_stencil.terrain), c_id)
137             self.io.send('MAP %s %s %s' % (self.get_map_geometry_shape(),
138                                            player.fov_stencil.geometry.size,
139                                            quote(visible_terrain)), c_id)
140             visible_control = player.fov_stencil_map('control')
141             self.io.send('MAP_CONTROL %s' % quote(visible_control), c_id)
142             for t in [t for t in self.things if player.fov_test(*t.position)]:
143                 target_yx = player.fov_stencil.target_yx(*t.position)
144                 self.io.send('THING %s %s %s' % (target_yx, t.type_, t.id_), c_id)
145                 if hasattr(t, 'name'):
146                     self.io.send('THING_NAME %s %s' % (t.id_, quote(t.name)), c_id)
147                 if hasattr(t, 'player_char'):
148                     self.io.send('THING_CHAR %s %s' % (t.id_,
149                                                        quote(t.player_char)), c_id)
150             for big_yx in self.portals:
151                 for little_yx in [little_yx for little_yx in self.portals[big_yx]
152                                   if player.fov_test(big_yx, little_yx)]:
153                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
154                     portal = self.portals[big_yx][little_yx]
155                     self.io.send('PORTAL %s %s' % (target_yx, quote(portal)), c_id)
156             for big_yx in self.annotations:
157                 for little_yx in [little_yx for little_yx in self.annotations[big_yx]
158                                   if player.fov_test(big_yx, little_yx)]:
159                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
160                     annotation = self.annotations[big_yx][little_yx]
161                     self.io.send('ANNOTATION_HINT %s' % (target_yx,), c_id)
162         self.io.send('GAME_STATE_COMPLETE')
163
164     def run_tick(self):
165         to_delete = []
166         for connection_id in self.sessions:
167             connection_id_found = False
168             for server in self.io.servers:
169                 if connection_id in server.clients:
170                     connection_id_found = True
171                     break
172             if not connection_id_found:
173                 t = self.get_player(connection_id)
174                 if hasattr(t, 'name'):
175                     self.io.send('CHAT ' + quote(t.name + ' left the map.'))
176                 self.things.remove(t)
177                 to_delete += [connection_id]
178         for connection_id in to_delete:
179             del self.sessions[connection_id]
180             self.changed = True
181         for t in [t for t in self.things]:
182             if t in self.things:
183                 try:
184                     t.proceed()
185                 except GameError as e:
186                     for connection_id in [c_id for c_id in self.sessions
187                                           if self.sessions[c_id]['thing_id'] == t.id_]:
188                         self.io.send('GAME_ERROR ' + quote(str(e)), connection_id)
189                 except PlayError as e:
190                     for connection_id in [c_id for c_id in self.sessions
191                                           if self.sessions[c_id]['thing_id'] == t.id_]:
192                         self.io.send('PLAY_ERROR ' + quote(str(e)), connection_id)
193         if self.changed:
194             self.turn += 1
195             self.send_gamestate()
196             self.changed = False
197             self.save()
198
199     def get_command(self, command_name):
200
201         def partial_with_attrs(f, *args, **kwargs):
202             from functools import partial
203             p = partial(f, *args, **kwargs)
204             p.__dict__.update(f.__dict__)
205             return p
206
207         def cmd_TASK_colon(task_name, game, *args, connection_id):
208             t = self.get_player(connection_id)
209             if not t:
210                 raise GameError('Not registered as player.')
211             t.set_next_task(task_name, args)
212
213         def task_prefixed(command_name, task_prefix, task_command):
214             if command_name.startswith(task_prefix):
215                 task_name = command_name[len(task_prefix):]
216                 if task_name in self.tasks:
217                     f = partial_with_attrs(task_command, task_name, self)
218                     task = self.tasks[task_name]
219                     f.argtypes = task.argtypes
220                     return f
221             return None
222
223         command = task_prefixed(command_name, 'TASK:', cmd_TASK_colon)
224         if command:
225             return command
226         if command_name in self.commands:
227             f = partial_with_attrs(self.commands[command_name], self)
228             return f
229         return None
230
231     def new_thing_id(self):
232         if len(self.things) == 0:
233             return 1
234         return max([t.id_ for t in self.things]) + 1
235
236     def get_next_player_char(self):
237         self.player_char_i += 1
238         if self.player_char_i >= len(self.player_chars):
239             self.player_char_i = 0
240         return self.player_chars[self.player_char_i]
241
242     def save(self):
243
244       def write(f, msg):
245           f.write(msg + '\n')
246
247       with open(self.io.save_file, 'w') as f:
248           write(f, 'TURN %s' % self.turn)
249           map_geometry_shape = self.get_map_geometry_shape()
250           write(f, 'MAP %s %s' % (map_geometry_shape, self.map_geometry.size,))
251           for big_yx in [yx for yx in self.maps if self.maps[yx].modified]:
252               for y, line in self.maps[big_yx].lines():
253                   write(f, 'MAP_LINE %s %5s %s' % (big_yx, y, quote(line)))
254           for big_yx in self.annotations:
255               for little_yx in self.annotations[big_yx]:
256                   write(f, 'GOD_ANNOTATE %s %s %s' %
257                         (big_yx, little_yx, quote(self.annotations[big_yx][little_yx])))
258           for big_yx in self.portals:
259               for little_yx in self.portals[big_yx]:
260                   write(f, 'GOD_PORTAL %s %s %s' % (big_yx, little_yx,
261                                                     quote(self.portals[big_yx][little_yx])))
262           for big_yx in [yx for yx in self.map_controls
263                          if self.map_controls[yx].modified]:
264               for y, line in self.map_controls[big_yx].lines():
265                   write(f, 'MAP_CONTROL_LINE %s %5s %s' % (big_yx, y, quote(line)))
266           for tile_class in self.map_control_passwords:
267               write(f, 'MAP_CONTROL_PW %s %s' % (tile_class,
268                                                  self.map_control_passwords[tile_class]))
269           for pw in self.admin_passwords:
270                   write(f, 'ADMIN_PASSWORD %s' % pw)
271           for t in [t for t in self.things if not t.type_ == 'Player']:
272               write(f, 'THING %s %s %s %s' % (t.position[0],
273                                               t.position[1], t.type_, t.id_))
274               if hasattr(t, 'name'):
275                   write(f, 'THING_NAME %s %s' % (t.id_, quote(t.name)))
276
277     def get_map(self, big_yx, type_='normal'):
278         if type_ == 'normal':
279             maps = self.maps
280         elif type_ == 'control':
281             maps = self.map_controls
282         if not big_yx in maps:
283             maps[big_yx] = SaveableMap(self.map_geometry)
284         return maps[big_yx]
285
286     def new_world(self, map_geometry):
287         self.map_geometry = map_geometry
288         self.maps[YX(0,0)] = SaveableMap(self.map_geometry)
289         self.map_controls[YX(0,0)] = SaveableMap(self.map_geometry)
290         self.annotations = {}