calcDamage / calcBuff explorer

function CommonFun.calcBuff_2420(srcUser, targetUser, a, b, c, d, lv)
  if srcUser == nil or targetUser == nil then
    return 0
  end
  local n, m = 0, 0
  if targetUser:GetNpcID() == 0 then
    n = 1
  end
  if targetUser:GetNpcID() ~= 0 and targetUser.boss == false and targetUser.mini == false then
    m = 1
  end
  local A = a * n + b * m
  return A
end