Strategická: Akce

klient/play.py

@@ -1,7 +1,17 @@
 #!/usr/bin/env python3
 import json
 import sys
-from typing import Callable, Iterable, List, Optional, Tuple
+from __future__ import annotations
+from enum import Enum
+from typing import Callable, Iterable, List, Optional
+
+
+class Action(Enum):
+    UP = "up"
+    DOWN = "down"
+    LEFT = "left"
+    RIGHT = "right"
+    STAY = None
 
 
 class State:
@@ -11,18 +21,20 @@ class State:
         self.round_number: int = state["round"]
 
 
-state: State = None
+state: State
 
 
 class Member:
-    def __init__(self, field: 'Field', team: int, id: int):
+    def __init__(self, field: Field, team: int, id: int):
         self.field = field,
         self.team = team
         self.id = id
-        self.action: Optional[str] = None
+        self.action = Action.STAY
 
 
 class Field:
+    members: List[Member]
+
     def __init__(self, i: int, j: int, hill: bool,
                  home_for_team: Optional[int],
                  occupied_by_team: Optional[int]):
@@ -31,7 +43,36 @@ class Field:
         self.hill = hill
         self.home_for_team = home_for_team
         self.occupied_by_team = occupied_by_team
-        self.members: List[Member] = None
+
+    def get_neighbour_field(self, action: Action) -> Field:
+        if action == Action.UP:
+            neighbour_i = self.i - 1
+            neighbour_j = self.j
+        elif action == Action.DOWN:
+            neighbour_i = self.i + 1
+            neighbour_j = self.j
+        elif action == Action.LEFT:
+            neighbour_i = self.i
+            neighbour_j = self.j - 1
+        elif action == Action.RIGHT:
+            neighbour_i = self.i
+            neighbour_j = self.j + 1
+        else:
+            neighbour_i = self.i
+            neighbour_j = self.j
+        # ensure coords are in bounds
+        neighbour_i %= len(state.world),
+        neighbour_j %= len(state.world[0])
+        return state.world[neighbour_i][neighbour_j]
+
+    def is_accessible(self, team: int) -> bool:
+        """If this field is accessible for the given team."""
+
+        if self.hill:
+            return False
+        if self.home_for_team is not None and self.home_for_team != team:
+            return False
+        return True
 
 
 def main() -> None:
@@ -42,14 +83,12 @@ def main() -> None:
     # TODO: set actions for all members
     # example: all members go up
     for member in my_members:
-        member.action = "up"
+        member.action = Action.UP
 
     print(json.dumps(build_turn(my_members)))
 
 
-def find_fields(
-    predicate: Callable[[Field], bool]
-) -> List[Tuple[Field]]:
+def find_fields(predicate: Callable[[Field], bool]) -> List[Field]:
     """Find all fields that satisfy the given predicate."""
 
     result = []
@@ -60,7 +99,7 @@ def find_fields(
     return result
 
 
-def find_team_members(team_id: int) -> List[Tuple[Member]]:
+def find_team_members(team_id: int) -> List[Member]:
     """Find all members that belong to the given team."""
 
     result = []