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Introduce spawn points.
[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, MapGeometryHex, 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     def inside(self, yx):
49         if yx.y < 0 or yx.x < 0 or \
50            yx.y >= self.geometry.size.y or yx.x >= self.geometry.size.x:
51             return False
52         return True
53
54     def draw_presets(self, alternate_hex=0):
55         old_modified = self.modified
56         if type(self.geometry) == MapGeometrySquare:
57             self.set_line(0, 'X' * self.geometry.size.x)
58             self.set_line(1, 'X' * self.geometry.size.x)
59             self.set_line(2, 'X' * self.geometry.size.x)
60             self.set_line(3, 'X' * self.geometry.size.x)
61             self.set_line(4, 'X' * self.geometry.size.x)
62             for y in range(self.geometry.size.y):
63                 self[YX(y,0)] = 'X'
64                 self[YX(y,1)] = 'X'
65                 self[YX(y,2)] = 'X'
66                 self[YX(y,3)] = 'X'
67                 self[YX(y,4)] = 'X'
68         elif type(self.geometry) == MapGeometryHex:
69             # TODO: for this to work we need a map side length divisible by 6.
70
71             def draw_grid(offset=YX(0,0)):
72                 dirs = ('DOWNRIGHT', 'RIGHT', 'UPRIGHT', 'RIGHT')
73
74                 def draw_snake(start):
75                     keep_running = True
76                     yx = start
77                     if self.inside(yx):
78                         self[yx] = 'X'
79                     while keep_running:
80                         for direction in dirs:
81                             if not keep_running:
82                                 break
83                             for dir_progress in range(distance):
84                                 mover = getattr(self.geometry, 'move__' + direction)
85                                 yx = mover(yx)
86                                 if yx.x >= self.geometry.size.x:
87                                     keep_running = False
88                                     break
89                                 if self.inside(yx):
90                                     self[yx] = 'X'
91
92                 if alternate_hex:
93                     draw_snake(offset + YX(0, 0))
94                 draw_snake(offset + YX((0 + alternate_hex) * distance, -int(1.5*distance)))
95                 draw_snake(offset + YX((1 + alternate_hex) * distance, 0))
96                 draw_snake(offset + YX((2 + alternate_hex) * distance, -int(1.5*distance)))
97
98             distance = self.geometry.size.y // 3
99             draw_grid()
100             draw_grid(YX(2,0))
101             draw_grid(YX(0,2))
102             draw_grid(YX(1,0))
103             draw_grid(YX(0,1))
104             draw_grid(YX(-1,0))
105             draw_grid(YX(0,-1))
106             draw_grid(YX(-2,0))
107             draw_grid(YX(0,-2))
108         self.modified = old_modified
109
110
111
112 import os
113 class Game(GameBase):
114
115     def __init__(self, save_file, *args, **kwargs):
116         super().__init__(*args, **kwargs)
117         self.changed = True
118         self.io = GameIO(self, save_file)
119         self.tasks = {}
120         self.thing_types = {}
121         self.sessions = {}
122         self.maps = {}
123         self.map_controls = {}
124         self.map_control_passwords = {}
125         self.annotations = {}
126         self.spawn_point = YX(0,0), YX(0,0)
127         self.portals = {}
128         self.player_chars = string.digits + string.ascii_letters
129         self.player_char_i = -1
130         self.admin_passwords = []
131         self.terrains = {
132             '.': 'floor',
133             'X': 'wall',
134             '=': 'window',
135             '#': 'bed',
136             'T': 'desk',
137             '8': 'cupboard',
138             '[': 'glass door',
139             'o': 'sink',
140             'O': 'toilet'
141         }
142         if os.path.exists(self.io.save_file):
143             if not os.path.isfile(self.io.save_file):
144                 raise GameError('save file path refers to non-file')
145
146     def register_thing_type(self, thing_type):
147         self._register_object(thing_type, 'thing_type', 'Thing_')
148
149     def register_task(self, task):
150         self._register_object(task, 'task', 'Task_')
151
152     def read_savefile(self):
153         if os.path.exists(self.io.save_file):
154             with open(self.io.save_file, 'r') as f:
155                 lines = f.readlines()
156             for i in range(len(lines)):
157                 line = lines[i]
158                 print("FILE INPUT LINE %5s: %s" % (i, line), end='')
159                 self.io.handle_input(line, god_mode=True)
160
161     def can_do_tile_with_pw(self, big_yx, little_yx, pw):
162         map_control = self.get_map(big_yx, 'control')
163         tile_class = map_control[little_yx]
164         if tile_class in self.map_control_passwords.keys():
165             tile_pw = self.map_control_passwords[tile_class]
166             if pw != tile_pw:
167                 return False
168         return True
169
170     def get_string_options(self, string_option_type):
171         if string_option_type == 'direction':
172             return self.map_geometry.get_directions()
173         elif string_option_type == 'char':
174             return [c for c in
175                     string.digits + string.ascii_letters + string.punctuation + ' ']
176         elif string_option_type == 'map_geometry':
177             return ['Hex', 'Square']
178         elif string_option_type == 'thing_type':
179             return self.thing_types.keys()
180         return None
181
182     def get_map_geometry_shape(self):
183         return self.map_geometry.__class__.__name__[len('MapGeometry'):]
184
185     def get_player(self, connection_id):
186         if not connection_id in self.sessions:
187             return None
188         player = self.get_thing(self.sessions[connection_id]['thing_id'])
189         return player
190
191     def send_gamestate(self, connection_id=None):
192         """Send out game state data relevant to clients."""
193
194         self.io.send('TURN ' + str(self.turn))
195         for c_id in self.sessions:
196             player = self.get_player(c_id)
197             visible_terrain = player.fov_stencil_map()
198             self.io.send('FOV %s' % quote(player.fov_stencil.terrain), c_id)
199             self.io.send('MAP %s %s %s' % (self.get_map_geometry_shape(),
200                                            player.fov_stencil.geometry.size,
201                                            quote(visible_terrain)), c_id)
202             visible_control = player.fov_stencil_map('control')
203             self.io.send('MAP_CONTROL %s' % quote(visible_control), c_id)
204             for t in [t for t in self.things if player.fov_test(*t.position)]:
205                 target_yx = player.fov_stencil.target_yx(*t.position)
206                 self.io.send('THING %s %s %s' % (target_yx, t.type_, t.id_), c_id)
207                 if hasattr(t, 'name'):
208                     self.io.send('THING_NAME %s %s' % (t.id_, quote(t.name)), c_id)
209                 if hasattr(t, 'player_char'):
210                     self.io.send('THING_CHAR %s %s' % (t.id_,
211                                                        quote(t.player_char)), c_id)
212             for big_yx in self.portals:
213                 for little_yx in [little_yx for little_yx in self.portals[big_yx]
214                                   if player.fov_test(big_yx, little_yx)]:
215                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
216                     portal = self.portals[big_yx][little_yx]
217                     self.io.send('PORTAL %s %s' % (target_yx, quote(portal)), c_id)
218             for big_yx in self.annotations:
219                 for little_yx in [little_yx for little_yx in self.annotations[big_yx]
220                                   if player.fov_test(big_yx, little_yx)]:
221                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
222                     annotation = self.annotations[big_yx][little_yx]
223                     self.io.send('ANNOTATION_HINT %s' % (target_yx,), c_id)
224         self.io.send('GAME_STATE_COMPLETE')
225
226     def run_tick(self):
227         to_delete = []
228         for connection_id in self.sessions:
229             connection_id_found = False
230             for server in self.io.servers:
231                 if connection_id in server.clients:
232                     connection_id_found = True
233                     break
234             if not connection_id_found:
235                 t = self.get_player(connection_id)
236                 if hasattr(t, 'name'):
237                     self.io.send('CHAT ' + quote(t.name + ' left the map.'))
238                 self.things.remove(t)
239                 to_delete += [connection_id]
240         for connection_id in to_delete:
241             del self.sessions[connection_id]
242             self.changed = True
243         for t in [t for t in self.things]:
244             if t in self.things:
245                 try:
246                     t.proceed()
247                 except GameError as e:
248                     for connection_id in [c_id for c_id in self.sessions
249                                           if self.sessions[c_id]['thing_id'] == t.id_]:
250                         self.io.send('GAME_ERROR ' + quote(str(e)), connection_id)
251                 except PlayError as e:
252                     for connection_id in [c_id for c_id in self.sessions
253                                           if self.sessions[c_id]['thing_id'] == t.id_]:
254                         self.io.send('PLAY_ERROR ' + quote(str(e)), connection_id)
255         if self.changed:
256             self.turn += 1
257             self.send_gamestate()
258             self.changed = False
259             self.save()
260
261     def get_command(self, command_name):
262
263         def partial_with_attrs(f, *args, **kwargs):
264             from functools import partial
265             p = partial(f, *args, **kwargs)
266             p.__dict__.update(f.__dict__)
267             return p
268
269         def cmd_TASK_colon(task_name, game, *args, connection_id):
270             t = self.get_player(connection_id)
271             if not t:
272                 raise GameError('Not registered as player.')
273             t.set_next_task(task_name, args)
274
275         def task_prefixed(command_name, task_prefix, task_command):
276             if command_name.startswith(task_prefix):
277                 task_name = command_name[len(task_prefix):]
278                 if task_name in self.tasks:
279                     f = partial_with_attrs(task_command, task_name, self)
280                     task = self.tasks[task_name]
281                     f.argtypes = task.argtypes
282                     return f
283             return None
284
285         command = task_prefixed(command_name, 'TASK:', cmd_TASK_colon)
286         if command:
287             return command
288         if command_name in self.commands:
289             f = partial_with_attrs(self.commands[command_name], self)
290             return f
291         return None
292
293     def new_thing_id(self):
294         if len(self.things) == 0:
295             return 1
296         return max([t.id_ for t in self.things]) + 1
297
298     def get_next_player_char(self):
299         self.player_char_i += 1
300         if self.player_char_i >= len(self.player_chars):
301             self.player_char_i = 0
302         return self.player_chars[self.player_char_i]
303
304     def save(self):
305
306       def write(f, msg):
307           f.write(msg + '\n')
308
309       with open(self.io.save_file, 'w') as f:
310           write(f, 'TURN %s' % self.turn)
311           map_geometry_shape = self.get_map_geometry_shape()
312           write(f, 'MAP %s %s' % (map_geometry_shape, self.map_geometry.size,))
313           for big_yx in [yx for yx in self.maps if self.maps[yx].modified]:
314               for y, line in self.maps[big_yx].lines():
315                   write(f, 'MAP_LINE %s %5s %s' % (big_yx, y, quote(line)))
316           for big_yx in self.annotations:
317               for little_yx in self.annotations[big_yx]:
318                   write(f, 'GOD_ANNOTATE %s %s %s' %
319                         (big_yx, little_yx, quote(self.annotations[big_yx][little_yx])))
320           for big_yx in self.portals:
321               for little_yx in self.portals[big_yx]:
322                   write(f, 'GOD_PORTAL %s %s %s' % (big_yx, little_yx,
323                                                     quote(self.portals[big_yx][little_yx])))
324           for big_yx in [yx for yx in self.map_controls
325                          if self.map_controls[yx].modified]:
326               for y, line in self.map_controls[big_yx].lines():
327                   write(f, 'MAP_CONTROL_LINE %s %5s %s' % (big_yx, y, quote(line)))
328           for tile_class in self.map_control_passwords:
329               write(f, 'MAP_CONTROL_PW %s %s' % (tile_class,
330                                                  self.map_control_passwords[tile_class]))
331           for pw in self.admin_passwords:
332                   write(f, 'ADMIN_PASSWORD %s' % pw)
333           for t in [t for t in self.things if not t.type_ == 'Player']:
334               write(f, 'THING %s %s %s %s' % (t.position[0],
335                                               t.position[1], t.type_, t.id_))
336               if hasattr(t, 'name'):
337                   write(f, 'THING_NAME %s %s' % (t.id_, quote(t.name)))
338           write(f, 'SPAWN_POINT %s %s' % (self.spawn_point[0],
339                                           self.spawn_point[1]))
340
341     def get_map(self, big_yx, type_='normal'):
342         if type_ == 'normal':
343             maps = self.maps
344         elif type_ == 'control':
345             maps = self.map_controls
346         if not big_yx in maps:
347             maps[big_yx] = SaveableMap(self.map_geometry)
348             if type_ == 'control':
349                 maps[big_yx].draw_presets(big_yx.y % 2)
350         return maps[big_yx]
351
352     def new_world(self, map_geometry):
353         self.maps = {}
354         self.map_controls = {}
355         self.annotations = {}
356         self.portals = {}
357         self.admin_passwords = []
358         self.spawn_point = YX(0,0), YX(0,0)
359         self.map_geometry = map_geometry
360         self.map_control_passwords = {'X': 'secret'}
361         self.get_map(YX(0,0))
362         self.get_map(YX(0,0), 'control')
363         self.annotations = {}