flying-squid/lib/playerPlugins/pvp.js

var cancelEmit = require("../cancelEvent");

module.exports=inject;

function inject(serv, player) 
{

  function updateHealth(health) {
    player.entity.health = health;
    player._client.write('update_health', {
      food: player.entity.food,
      foodSaturation: 0.0,
      health: player.entity.health
    });
  }

  function attackEntity(entityId) 
  {
    var attackedPlayer = serv.entities[entityId].player;
    
    var doDefault = cancelEmit(player, "attackPlayer", {
        attacked: attackedPlayer
    });
    if (!doDefault) return;
    
    if(attackedPlayer.gameMode!=0)  return;
    attackedPlayer.updateHealth(attackedPlayer.entity.health - 1);

    if(attackedPlayer.entity.health==0)
      attackedPlayer._writeOthers('entity_status',{
        entityId:attackedPlayer.entity.id,
        entityStatus:3
      });
    else
      attackedPlayer._writeOthers('animation',{
      entityId:attackedPlayer.entity.id,
      animation:1
    });
  }

  player._client.on("use_entity", function(packet) {
    if(packet.mouse == 1) {
      if (packet.target.player) attackEntity(packet.target);
    }
  });

  player.updateHealth = updateHealth;

}