index.js

const DEFAULT_HOOK_SETTINGS = {order: -1000000, filter: {fake: false}};
const JOB_ZERK = 3;

const SKILL_DEXTER = 340100;
const SKILL_SINISTER = 350100;
const CAST_INTERVAL = 120;

const SKILL_UNLEASH = 330100;
const SKILL_UNLEASH_LENGTH = 3966;
const UNLEASH_DURATION = 21000;


module.exports = function ZerkHue(dispatch) {
  const {command} = dispatch;

  let gameId,
  model,
  job,
  attackSpeed,
  xloc,
  yloc,
  zloc,
  wloc,
  enabled = false;

  let unleashInterval = null;
  let lastCast = SKILL_DEXTER;

  command.add('zerk', () => {
    enabled = !enabled;
    command.message(`Zerk skript: ${enabled}`);
  });

  dispatch.hook('S_LOGIN', 10, DEFAULT_HOOK_SETTINGS, event => {
    gameId = event.gameId;
    model = event.templateId;
    job = (model - 10101) % 100;
    enabled = [JOB_ZERK].includes(job);
  });

  dispatch.hook('C_PLAYER_LOCATION', 5, DEFAULT_HOOK_SETTINGS, event => {
    if (!enabled) return;

    xloc = event.dest.x;
    yloc = event.dest.y;
    zloc = event.dest.z;
    wloc = event.w;
  });

  dispatch.hook('S_PLAYER_STAT_UPDATE', 10, DEFAULT_HOOK_SETTINGS, event => {
    if(!enabled) return;

    attackSpeed = (event.attackSpeed + event.attackSpeedBonus) / event.attackSpeed;
    if (event.hp == 0) {
      clearInterval(unleashInterval);
      unleashInterval = null;
      lastCast = SKILL_DEXTER;
    }
  });

  dispatch.hook('C_START_SKILL', 7, DEFAULT_HOOK_SETTINGS, event => {
    if (!enabled) return;

    if ([SKILL_DEXTER, SKILL_SINISTER].includes(event.skill.id)) {
      return false;
    }
  });

  dispatch.hook('S_ABNORMALITY_BEGIN', 3, (event) => {
    if (!enabled || !(event.target == gameId)) return;

    if (event.id == 401730) {
      const unleashFunction = () => {
        dispatch.toServer('C_START_SKILL', 7, {
          skill: { reserved: 0, npc: false, type: 1, huntingZoneId: 0, id: lastCast },
          w: wloc,
          loc: {x: xloc, y: yloc, z: zloc + 2},
          dest: {x: 0, y: 0, z: 0},
          unk: true,
          moving: false,
          continue: false,
          target: 0n,
          unk2: false
        });

        lastCast = lastCast == SKILL_DEXTER ? SKILL_SINISTER : SKILL_DEXTER;
      };

      unleashInterval = setInterval(unleashFunction, CAST_INTERVAL);
      unleashFunction();

      setTimeout(() => {
        clearInterval(unleashInterval);
        unleashInterval = null;
        lastCast = SKILL_DEXTER;
      }, UNLEASH_DURATION);
    }
  });


  dispatch.hook('S_ACTION_STAGE', 9, {order: -1000000, filter: {fake: null}}, event => {
    if (!enabled || !(event.gameId == gameId)) return;

    if ([SKILL_DEXTER.toString().substring(0, 4), SKILL_SINISTER.toString().substring(0, 4)].includes(event.skill.id.toString().substring(0, 4))) {
      return false;
    }
  });

  dispatch.hook('S_ACTION_END', 5, {order: -1000000, filter: {fake: null}}, event => {
    if (!enabled || !(event.gameId == gameId)) return;

    if ([SKILL_DEXTER.toString().substring(0, 4), SKILL_SINISTER.toString().substring(0, 4)].includes(event.skill.id.toString().substring(0, 4))) {
      return false;
    }
  });
}