66 lines
2.5 KiB
Python
66 lines
2.5 KiB
Python
from __future__ import annotations
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from src.classes.action import DefineAction, ActualActionMixin
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from src.classes.event import Event
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from src.classes.action import Move
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from src.classes.action_runtime import ActionResult, ActionStatus
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from src.classes.action.move_helper import clamp_manhattan_with_diagonal_priority
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from src.classes.normalize import normalize_avatar_name
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class MoveToAvatar(DefineAction, ActualActionMixin):
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"""
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朝另一个角色当前位置移动。
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"""
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COMMENT = "移动到某个角色所在位置"
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DOABLES_REQUIREMENTS = "任何时候都可以执行"
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PARAMS = {"avatar_name": "str"}
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def _get_target(self, avatar_name: str):
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"""
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根据名字查找目标角色；找不到返回 None。
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会自动规范化名字（去除括号等附加信息）以提高容错性。
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"""
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normalized_name = normalize_avatar_name(avatar_name)
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for v in self.world.avatar_manager.avatars.values():
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if v.name == normalized_name:
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return v
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return None
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def _execute(self, avatar_name: str) -> None:
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target = self._get_target(avatar_name)
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if target is None:
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return
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cur_loc = (self.avatar.pos_x, self.avatar.pos_y)
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target_loc = (target.pos_x, target.pos_y)
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raw_dx = target_loc[0] - cur_loc[0]
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raw_dy = target_loc[1] - cur_loc[1]
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step = getattr(self.avatar, "move_step_length", 1)
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dx, dy = clamp_manhattan_with_diagonal_priority(raw_dx, raw_dy, step)
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Move(self.avatar, self.world).execute(dx, dy)
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def can_start(self, avatar_name: str | None = None) -> tuple[bool, str]:
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return True, ""
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def start(self, avatar_name: str) -> Event:
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target = self._get_target(avatar_name)
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target_name = target.name if target is not None else avatar_name
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rel_ids = [self.avatar.id]
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if target is not None:
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rel_ids.append(target.id)
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return Event(self.world.month_stamp, f"{self.avatar.name} 开始移动向 {target_name}", related_avatars=rel_ids)
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def step(self, avatar_name: str) -> ActionResult:
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self.execute(avatar_name=avatar_name)
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target = self._get_target(avatar_name)
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if target is None:
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return ActionResult(status=ActionStatus.COMPLETED, events=[])
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done = self.avatar.tile == target.tile
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return ActionResult(status=(ActionStatus.COMPLETED if done else ActionStatus.RUNNING), events=[])
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async def finish(self, avatar_name: str) -> list[Event]:
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return []
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