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https://github.com/DarkflameUniverse/DarkflameServer.git
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4a9971d182
Tested that missions can still be completed Tested that racing meta tasks are now actually possible TODO: Tested that old characters with incomplete meta missions are brought up to speed with their current progress
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
#pragma once
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#include <vector>
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#include <string>
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#include <map>
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#include "Mission.h"
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/**
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* An expression that checks if a mission may be accepted or not
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*/
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class PrerequisiteExpression final
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{
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bool m_or;
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uint32_t a;
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uint32_t sub;
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PrerequisiteExpression* b;
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public:
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/**
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* Executes the prerequisite, checking its contents and returning whether or not the mission may be accepted
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* @param missions the list of missions to check the prerequisites against (f.e. whether they're completed)
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* @return whether or not all the prerequisites are met
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*/
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bool Execute(const std::map<uint32_t, Mission*>& missions) const;
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explicit PrerequisiteExpression(const std::string& str);
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~PrerequisiteExpression();
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};
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/**
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* Utility class for checking whether or not a mission can be accepted using its prerequisites
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*/
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class MissionPrerequisites final
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{
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public:
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/**
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* Checks whether or not the mission identified by the specified ID can be accepted based on the mission inventory passed.
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* Also performs checks for daily missions (e.g. if the time out is valid).
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* @param missionId the mission ID to check prerequisites for
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* @param missions the mission inventory to check the prerequisites against
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* @return whether or not the mission identified by the specified ID can be accepted
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*/
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static bool CanAccept(uint32_t missionId, const std::map<uint32_t, Mission*>& missions);
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private:
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/**
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* Cache of all the executed prerequisites
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*/
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static std::unordered_map<uint32_t, PrerequisiteExpression*> expressions;
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/**
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* Checks the prerequisites for a mission
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* @param missionId the mission ID to check prerequisites for
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* @param missions the mission inventory to check the prerequisites against
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* @return whether or not the mission identified by the specified ID can be accepted
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*/
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static bool CheckPrerequisites(uint32_t missionId, const std::map<uint32_t, Mission*>& missions);
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};
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