Each student pair is required to extend the existing code base by implementing the following user stories:
User Stories to Implement
• Buy/Sell Item (requiring the exchange of money and consideration of weight restrictions for the player)
• Encounter Hostile NPC
o a "combat state" is triggered when players are co-located with hostiles
o the NPC has the first attack (this is simply a message saying that the "NPC attacks you but has missed" rather than an implementation of the entire combat subsystem)
o the player now has an "attack NPC" command at their disposal
 attack NPC informs the 欧洲留学生IT assignment  player that their attack was successful and the NPC is now dead (if the NPC is hostile). If a weapon is being wielded then it should also be displayed. For example
You have attacked (name of the hostile) with a dagger
(Name of the hostile) is now dead
 or it informs the player that they cannot attack friendly characters
• Get / drop item (consideration of weight restrictions for the player)
• Unlock door (requires getting a key)留学生论文代写网代写留学生论文,英国硕士论文,澳洲论文,
留学生论文代写网代写留学生论文,英国硕士论文,澳洲论文