【后端接口】BOSS战仇恨管理：仇恨统计的接口设计

local threat = {}
local function addThreat(actor, kind, val)
    local p = class(actor)
    local n = p:GetName()
    local m = kind == "heal" and 0.5 or 1
    if kind == "taunt" then val = 99999 end
    threat[n] = (threat[n] or 0) + val * m
end
local function pickTarget()
    local top, tv = nil, 0
    for n, v in pairs(threat) do
        if v > tv then top, tv = n, v end
    end
    return top
end

local function resetThreat()
    threat = {}
end