197 lines
		
	
	
		
			7.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			197 lines
		
	
	
		
			7.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| """
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| Functions related to pokemon species and moves
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| """
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| import time
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| from typing import TYPE_CHECKING, Dict, List, Set, Optional, Tuple
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| 
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| from .data import SpeciesData, data
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| 
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| if TYPE_CHECKING:
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|     from random import Random
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| 
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| 
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| _damaging_moves = frozenset({
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|       1,   2,   3,   4,   5,   6,   7,   8,   9,  10,  11,  13,
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|      16,  17,  20,  21,  22,  23,  24,  25,  26,  27,  29,  30,
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|      31,  33,  34,  35,  36,  37,  38,  40,  41,  42,  44,  51,
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|      52,  53,  55,  56,  58,  59,  60,  61,  62,  63,  64,  65,
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|      66,  67,  69,  71,  72,  75,  76,  80,  82,  83,  84,  85,
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|      87,  88,  89,  91,  93,  94,  98,  99, 101, 121, 122, 123,
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|     124, 125, 126, 128, 129, 130, 131, 132, 136, 140, 141, 143,
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|     145, 146, 149, 152, 154, 155, 157, 158, 161, 162, 163, 167,
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|     168, 172, 175, 177, 179, 181, 183, 185, 188, 189, 190, 192,
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|     196, 198, 200, 202, 205, 209, 210, 211, 216, 217, 218, 221,
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|     222, 223, 224, 225, 228, 229, 231, 232, 233, 237, 238, 239,
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|     242, 245, 246, 247, 248, 250, 251, 253, 257, 263, 265, 267,
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|     276, 279, 280, 282, 284, 290, 292, 295, 296, 299, 301, 302,
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|     304, 305, 306, 307, 308, 309, 310, 311, 314, 315, 317, 318,
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|     323, 324, 325, 326, 327, 328, 330, 331, 332, 333, 337, 338,
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|     340, 341, 342, 343, 344, 345, 348, 350, 351, 352, 353, 354
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| })
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| 
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| _move_types = [
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|      0,  0,  1,  0,  0,  0,  0, 10, 15, 13,  0,  0,  0,  0,  0,
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|      0,  2,  2,  0,  2,  0,  0, 12,  0,  1,  0,  1,  1,  4,  0,
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|      0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  3,  6,  6,  0, 17,
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|      0,  0,  0,  0,  0,  0,  3, 10, 10, 15, 11, 11, 11, 15, 15,
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|     14, 11, 15,  0,  2,  2,  1,  1,  1,  1,  0, 12, 12, 12,  0,
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|     12, 12,  3, 12, 12, 12,  6, 16, 10, 13, 13, 13, 13,  5,  4,
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|      4,  4,  3, 14, 14, 14, 14, 14,  0,  0, 14,  7,  0,  0,  0,
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|      0,  0,  0,  0,  7, 11,  0, 14, 14, 15, 14,  0,  0,  0,  2,
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|      0,  0,  7,  3,  3,  4, 10, 11, 11,  0,  0,  0,  0, 14, 14,
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|      0,  1,  0, 14,  3,  0,  6,  0,  2,  0, 11,  0, 12,  0, 14,
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|      0,  3, 11,  0,  0,  4, 14,  5,  0,  0,  0,  0,  0,  0,  0,
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|      0,  0,  1, 17,  6,  0,  7, 10,  0,  9,  0,  0,  2, 12,  1,
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|      7, 15,  0,  1,  0, 17,  0,  0,  3,  4, 11,  4, 13,  0,  7,
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|      0, 15,  1,  4,  0, 16,  5, 12,  0,  0,  5,  0,  0,  0, 13,
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|      6,  8,  0,  0,  0,  0,  0,  0,  0,  0,  0, 10,  4,  1,  6,
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|     16,  0,  0, 17,  0,  0,  8,  8,  1,  0, 12,  0,  0,  1, 16,
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|     11, 10, 17, 14,  0,  0,  5,  7, 14,  1, 11, 17,  0,  0,  0,
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|      0,  0, 10, 15, 17, 17, 10, 17,  0,  1,  0,  0,  0, 13, 17,
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|      0, 14, 14,  0,  0, 12,  1, 14,  0,  1,  1,  0, 17,  0, 10,
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|     14, 14,  0,  7, 17,  0, 11,  1,  0,  6, 14, 14,  2,  0, 10,
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|      4, 15, 12,  0,  0,  3,  0, 10, 11,  8,  7,  0, 12, 17,  2,
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|     10,  0,  5,  6,  8, 12,  0, 14, 11,  6,  7, 14,  1,  4, 15,
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|     11, 12,  2, 15,  8,  0,  0, 16, 12,  1,  2,  4,  3,  0, 13,
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|     12, 11, 14, 12, 16,  5, 13, 11,  8, 14
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| ]
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| 
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| _moves_by_type: Dict[int, List[int]] = {}
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| for move, type in enumerate(_move_types):
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|     _moves_by_type.setdefault(type, []).append(move)
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| 
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| _move_blacklist = frozenset({
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|     0,    # MOVE_NONE
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|     165,  # Struggle
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|     15,   # Cut
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|     148,  # Flash
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|     249,  # Rock Smash
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|     70,   # Strength
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|     57,   # Surf
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|     19,   # Fly
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|     291,  # Dive
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|     127   # Waterfall
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| })
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| 
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| _legendary_pokemon = frozenset({
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|     'Mew',
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|     'Mewtwo',
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|     'Articuno',
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|     'Zapdos',
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|     'Moltres',
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|     'Lugia',
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|     'Ho-oh',
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|     'Raikou',
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|     'Suicune',
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|     'Entei',
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|     'Celebi',
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|     'Groudon',
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|     'Kyogre',
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|     'Rayquaza',
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|     'Latios',
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|     'Latias',
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|     'Registeel',
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|     'Regirock',
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|     'Regice',
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|     'Jirachi',
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|     'Deoxys'
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| })
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| 
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| 
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| def get_random_species(
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|         random: "Random",
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|         candidates: List[Optional[SpeciesData]],
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|         nearby_bst: Optional[int] = None,
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|         species_type: Optional[int] = None,
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|         allow_legendaries: bool = True) -> SpeciesData:
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|     candidates: List[SpeciesData] = [species for species in candidates if species is not None]
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| 
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|     if species_type is not None:
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|         candidates = [species for species in candidates if species_type in species.types]
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| 
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|     if not allow_legendaries:
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|         candidates = [species for species in candidates if species.label not in _legendary_pokemon]
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| 
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|     if nearby_bst is not None:
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|         def has_nearby_bst(species: SpeciesData, max_percent_different: int) -> bool:
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|             return abs(sum(species.base_stats) - nearby_bst) < nearby_bst * (max_percent_different / 100)
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| 
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|         max_percent_different = 10
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|         bst_filtered_candidates = [species for species in candidates if has_nearby_bst(species, max_percent_different)]
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|         while len(bst_filtered_candidates) == 0:
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|             max_percent_different += 10
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|             bst_filtered_candidates = [
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|                 species
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|                 for species in candidates
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|                 if has_nearby_bst(species, max_percent_different)
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|             ]
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| 
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|         candidates = bst_filtered_candidates
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| 
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|     return random.choice(candidates)
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| 
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| 
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| def get_random_type(random: "Random") -> int:
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|     picked_type = random.randrange(0, 18)
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|     while picked_type == 9:  # Don't pick the ??? type
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|         picked_type = random.randrange(0, 18)
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| 
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|     return picked_type
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| 
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| 
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| def get_random_move(
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|         random: "Random",
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|         blacklist: Optional[Set[int]] = None,
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|         type_bias: int = 0,
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|         normal_bias: int = 0,
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|         type_target: Optional[Tuple[int, int]] = None) -> int:
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|     expanded_blacklist = _move_blacklist | (blacklist if blacklist is not None else set())
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| 
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|     bias = random.random() * 100
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|     if bias < type_bias:
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|         pass  # Keep type_target unchanged
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|     elif bias < type_bias + ((100 - type_bias) * (normal_bias / 100)):
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|         type_target = (0, 0)
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|     else:
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|         type_target = None
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| 
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|     chosen_move = None
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| 
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|     # The blacklist is relatively small, so if we don't need to restrict
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|     # ourselves to any particular types, it's usually much faster to pick
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|     # a random number and hope it works. Limit this to 5 tries in case the
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|     # blacklist is actually significant enough to make this unlikely to work.
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|     if type_target is None:
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|         remaining_attempts = 5
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|         while remaining_attempts > 0:
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|             remaining_attempts -= 1
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|             chosen_move = random.randrange(0, data.constants["MOVES_COUNT"])
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|             if chosen_move not in expanded_blacklist:
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|                 return chosen_move
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|         else:
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|             chosen_move = None
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| 
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|     # We're either matching types or failed to pick a move above
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|     if type_target is None:
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|         possible_moves = [i for i in range(data.constants["MOVES_COUNT"]) if i not in expanded_blacklist]
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|     else:
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|         possible_moves = [move for move in _moves_by_type[type_target[0]] if move not in expanded_blacklist] + \
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|                             [move for move in _moves_by_type[type_target[1]] if move not in expanded_blacklist]
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| 
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|     if len(possible_moves) == 0:
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|         return get_random_move(random, None, type_bias, normal_bias, type_target)
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| 
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|     return random.choice(possible_moves)
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| 
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| 
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| def get_random_damaging_move(random: "Random", blacklist: Optional[Set[int]] = None) -> int:
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|     expanded_blacklist = _move_blacklist | (blacklist if blacklist is not None else set())
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| 
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|     move_options = list(_damaging_moves)
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| 
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|     move = random.choice(move_options)
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|     while move in expanded_blacklist:
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|         move = random.choice(move_options)
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| 
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|     return move
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