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