【引擎触发】行会攻防：宣战、备战与开战的完整状态机

local WAR_FEE = 5000000
function GuildWar.declare(warGuild, targetGuild, plr)
    if plr.id ~= warGuild.leader then return false, "仅帮主可宣战" end
    if warGuild.id == targetGuild.id then return false, "不能对自己宣战" end
    if GuildWar.isActive(warGuild.id) then return false, "已有战事在身" end
    if not plr:TakeGold(WAR_FEE) then return false, "宣战费 500 万金币" end
    local war = GuildWar.create(warGuild.id, targetGuild.id, os.time() + 86400)
    QF_Broadcast("「" .. warGuild.name .. "」向「" .. targetGuild.name .. "」宣战！24 小时后开战！")
    return war
end

function GuildWar.begin(war)
    war.active = true
    war.endAt = os.time() + 2 * 3600
    for _, gid in ipairs({ war.atkId, war.defId }) do
        for _, plr in ipairs(GuildMgr.onlineMembers(gid)) do
            plr:AddState("warrior_of_war", war.endAt)
            plr:SendMsg("战争开始！击杀敌对行会成员不计 PK 值！")
        end
    end
end

function GuildWar.onKill(war, killer, victim)
    if not victim:HasState("warrior_of_war") then return end
    war.score[killer.guildId] = (war.score[killer.guildId] or 0) + 10
    killer:SendMsg("战争积分 +10")
end