Merge pull request #502 from bernardcooke53/12-bombs-away-python

12. Bombs Away in Python

12_Bombs_Away/python/bombs_away.py

@@ -0,0 +1,189 @@
+"""
+Bombs away
+
+Ported from BASIC to Python3 by Bernard Cooke (bernardcooke53)
+Tested with Python 3.8.10, formatted with Black and type checked with mypy.
+"""
+import random
+from typing import Iterable
+
+
+def _stdin_choice(prompt: str, *, choices: Iterable[str]) -> str:
+    ret = input(prompt)
+    while ret not in choices:
+        print("TRY AGAIN...")
+        ret = input(prompt)
+    return ret
+
+
+def player_survived() -> None:
+    print("YOU MADE IT THROUGH TREMENDOUS FLAK!!")
+
+
+def player_death() -> None:
+    print("* * * * BOOM * * * *")
+    print("YOU HAVE BEEN SHOT DOWN.....")
+    print("DEARLY BELOVED, WE ARE GATHERED HERE TODAY TO PAY OUR")
+    print("LAST TRIBUTE...")
+
+
+def mission_success() -> None:
+    print(f"DIRECT HIT!!!! {int(100 * random.random())} KILLED.")
+    print("MISSION SUCCESSFUL.")
+
+
+def death_with_chance(p_death: float) -> bool:
+    """
+    Takes a float between 0 and 1 and returns a boolean
+    if the player has survived (based on random chance)
+
+    Returns True if death, False if survived
+    """
+    return p_death > random.random()
+
+
+def commence_non_kamikazi_attack() -> None:
+    while True:
+        try:
+            nmissions = int(input("HOW MANY MISSIONS HAVE YOU FLOWN? "))
+
+            while nmissions >= 160:
+                print("MISSIONS, NOT MILES...")
+                print("150 MISSIONS IS HIGH EVEN FOR OLD-TIMERS")
+                nmissions = int(input("NOW THEN, HOW MANY MISSIONS HAVE YOU FLOWN? "))
+            break
+        except ValueError:
+            # In the BASIC implementation this
+            # wasn't accounted for
+            print("TRY AGAIN...")
+            continue
+
+    if nmissions >= 100:
+        print("THAT'S PUSHING THE ODDS!")
+
+    if nmissions < 25:
+        print("FRESH OUT OF TRAINING, EH?")
+
+    print()
+    return (
+        mission_success() if nmissions >= 160 * random.random() else mission_failure()
+    )
+
+
+def mission_failure() -> None:
+    weapons_choices = {
+        "1": "GUNS",
+        "2": "MISSILES",
+        "3": "BOTH",
+    }
+    print(f"MISSED TARGET BY {int(2 + 30 * random.random())} MILES!")
+    print("NOW YOU'RE REALLY IN FOR IT !!")
+    print()
+    enemy_weapons = _stdin_choice(
+        prompt="DOES THE ENEMY HAVE GUNS(1), MISSILES(2), OR BOTH(3)? ",
+        choices=weapons_choices,
+    )
+
+    # If there are no gunners (i.e. weapon choice 2) then
+    # we say that the gunners have 0 accuracy for the purposes
+    # of calculating probability of player death
+
+    enemy_gunner_accuracy = 0.0
+    if enemy_weapons != "2":
+        # If the enemy has guns, how accurate are the gunners?
+        while True:
+            try:
+                enemy_gunner_accuracy = float(
+                    input("WHAT'S THE PERCENT HIT RATE OF ENEMY GUNNERS (10 TO 50)? ")
+                )
+                break
+            except ValueError:
+                # In the BASIC implementation this
+                # wasn't accounted for
+                print("TRY AGAIN...")
+                continue
+
+        if enemy_gunner_accuracy < 10:
+            print("YOU LIE, BUT YOU'LL PAY...")
+            return player_death()
+
+    missile_threat_weighting = 0 if enemy_weapons == "1" else 35
+
+    death = death_with_chance(
+        p_death=(enemy_gunner_accuracy + missile_threat_weighting) / 100
+    )
+
+    return player_survived() if not death else player_death()
+
+
+def play_italy() -> None:
+    targets_to_messages = {
+        # 1 - ALBANIA, 2 - GREECE, 3 - NORTH AFRICA
+        "1": "SHOULD BE EASY -- YOU'RE FLYING A NAZI-MADE PLANE.",
+        "2": "BE CAREFUL!!!",
+        "3": "YOU'RE GOING FOR THE OIL, EH?",
+    }
+    target = _stdin_choice(
+        prompt="YOUR TARGET -- ALBANIA(1), GREECE(2), NORTH AFRICA(3)",
+        choices=targets_to_messages,
+    )
+
+    print(targets_to_messages[target])
+    return commence_non_kamikazi_attack()
+
+
+def play_allies() -> None:
+    aircraft_to_message = {
+        "1": "YOU'VE GOT 2 TONS OF BOMBS FLYING FOR PLOESTI.",
+        "2": "YOU'RE DUMPING THE A-BOMB ON HIROSHIMA.",
+        "3": "YOU'RE CHASING THE BISMARK IN THE NORTH SEA.",
+        "4": "YOU'RE BUSTING A GERMAN HEAVY WATER PLANT IN THE RUHR.",
+    }
+    aircraft = _stdin_choice(
+        prompt="AIRCRAFT -- LIBERATOR(1), B-29(2), B-17(3), LANCASTER(4): ",
+        choices=aircraft_to_message,
+    )
+
+    print(aircraft_to_message[aircraft])
+    return commence_non_kamikazi_attack()
+
+
+def play_japan() -> None:
+    print("YOU'RE FLYING A KAMIKAZE MISSION OVER THE USS LEXINGTON.")
+    first_mission = input("YOUR FIRST KAMIKAZE MISSION? (Y OR N): ")
+    if first_mission.lower() == "n":
+        return player_death()
+    return mission_success() if random.random() > 0.65 else player_death()
+
+
+def play_germany() -> None:
+    targets_to_messages = {
+        # 1 - RUSSIA, 2 - ENGLAND, 3 - FRANCE
+        "1": "YOU'RE NEARING STALINGRAD.",
+        "2": "NEARING LONDON.  BE CAREFUL, THEY'VE GOT RADAR.",
+        "3": "NEARING VERSAILLES.  DUCK SOUP.  THEY'RE NEARLY DEFENSELESS.",
+    }
+    target = _stdin_choice(
+        prompt="A NAZI, EH?  OH WELL.  ARE YOU GOING FOR RUSSIA(1),\nENGLAND(2), OR FRANCE(3)? ",
+        choices=targets_to_messages,
+    )
+
+    print(targets_to_messages[target])
+
+    return commence_non_kamikazi_attack()
+
+
+def play_game() -> None:
+    print("YOU ARE A PILOT IN A WORLD WAR II BOMBER.")
+    sides = {"1": play_italy, "2": play_allies, "3": play_japan, "4": play_germany}
+    side = _stdin_choice(
+        prompt="WHAT SIDE -- ITALY(1), ALLIES(2), JAPAN(3), GERMANY(4): ", choices=sides
+    )
+    return sides[side]()
+
+
+if __name__ == "__main__":
+    again = True
+    while again:
+        play_game()
+        again = True if input("ANOTHER MISSION? (Y OR N): ").upper() == "Y" else False