# HG changeset patch
# User Neil Muller <drnlmuller@gmail.com>
# Date 1336300594 -7200
# Node ID dd9046d0680c748525f81bf477c749be4d23bed6
# Parent  5e21bf2b68531fe2035d628400ca65410948e51d
Sketch in mission objects

diff -r 5e21bf2b6853 -r dd9046d0680c gamelib/mission.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gamelib/mission.py	Sun May 06 12:36:34 2012 +0200
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+# vim:fileencoding=utf-8 ai ts=4 sts=4 et sw=4
+
+from product import DoomsdayVirus, MachineGun, TeslaGun
+
+
+class Mission(object):
+    """Base class for the mission objects.
+       Missions have a name, short description (for list displays) and
+       long description (which may contain clues about approaches)"""
+
+    NAME = "Generic Mission"
+    SHORT_DESCRIPTION = None
+    LONG_DESCRIPTION = None
+
+    def attempt(self, equipment):
+        """Attempt the mission with the given equipment list.
+
+          Returns a tuple (success, money, message)"""
+        return False, 0, "You can't succceed at this mission"
+
+
+class RansomChina(Mission):
+
+    NAME = "Hold China to ransom"
+    SHORT_DESCRIPTION = "Surely a path to riches and fame"
+    LONG_DESCRIPTION = "Holding China to ransom. The rewards for" \
+          " successfully threatening the largest country in the world" \
+          " are great, but the risks are significant. Without " \
+          "some serious firepower, the chances of success are small."
+
+    def __init__(self):
+        # Track prior approaches to this mission
+        self._prior_attempts = []
+
+    def attempt(self, equipment):
+        failures = []
+        for item in equipment:
+            if isinstance(item, DoomsdayVirus) and \
+                    item not in self._prior_attempts:
+                self._prior_attempts.add(item)
+                return True, 1000000, "Trembling at the threat of your " \
+                   " doomsday virus, the chinese government pays the ransom"
+            elif isinstance(item, DoomsdayVirus):
+                failures.append("'Hah, we've developed an antidote to your"
+                        " virus, doctor'. You cannot threaten us with that"
+                        " again'")
+            else:
+                failures.append("You fail to inspire fear with your %s"
+                        % item.name)
+        return False, 0, "\n".join(failures)
+
+
+class RobBank(Mission):
+
+    NAME = "Rob the local bank"
+    SHORT_DESCRIPTION = "A trivial challenge, but easy money"
+    LONG_DESCRIPTION = "The security guards and local police are of minor" \
+          " concern. Walk in, clean out the vault, walk out. Couldn't be" \
+          " simpler."
+
+    def attempt(self, equipment):
+        failures = []
+        for item in equipment:
+            if isinstance(item, DoomsdayVirus):
+                failures.append("The clerk doesn't realise the threat of the"
+                        " vial you hold, and, although watching him die in"
+                        " agony would be statisfying, you decide it's not"
+                        " worth wasting this on something so trivial")
+            elif isinstance(item, MachineGun) or isinstance(item, TeslaGun):
+                return True, 1000, "The threat of your weapons is enough to" \
+                        " inspire an impressive level of cooperation"
+            else:
+                failures.append("You fail to inspire fear with your %s"
+                        % item.name)
+        return False, 0, "\n".join(failures)