project-meteor-server/Data/scripts/commands/weaponskill/war_drum.lua

require("global");
require("weaponskill");

function onSkillPrepare(caster, target, skill)
    return 0;
end;

function onSkillStart(caster, target, skill)
    return 0;
end;

function onSkillFinish(caster, target, skill, action, actionContainer)
    --calculate ws damage
    action.amount = skill.basePotency;

    --might be wrong
    action.enmity = action.enmity + 400;
    --DoAction handles rates, buffs, dealing damage
    action.DoAction(caster, target, skill, actionContainer);
end;