    001package net.minecraft.potion;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import net.minecraft.entity.EntityLiving;
    006import net.minecraft.entity.player.EntityPlayer;
    007import net.minecraft.util.DamageSource;
    008import net.minecraft.util.StringUtils;
    009
    010public class Potion
    011{
    012    /** The array of potion types. */
    013    public static final Potion[] potionTypes = new Potion[32];
    014    public static final Potion field_76423_b = null;
    015    public static final Potion moveSpeed = (new Potion(1, false, 8171462)).setPotionName("potion.moveSpeed").setIconIndex(0, 0);
    016    public static final Potion moveSlowdown = (new Potion(2, true, 5926017)).setPotionName("potion.moveSlowdown").setIconIndex(1, 0);
    017    public static final Potion digSpeed = (new Potion(3, false, 14270531)).setPotionName("potion.digSpeed").setIconIndex(2, 0).setEffectiveness(1.5D);
    018    public static final Potion digSlowdown = (new Potion(4, true, 4866583)).setPotionName("potion.digSlowDown").setIconIndex(3, 0);
    019    public static final Potion damageBoost = (new Potion(5, false, 9643043)).setPotionName("potion.damageBoost").setIconIndex(4, 0);
    020    public static final Potion heal = (new PotionHealth(6, false, 16262179)).setPotionName("potion.heal");
    021    public static final Potion harm = (new PotionHealth(7, true, 4393481)).setPotionName("potion.harm");
    022    public static final Potion jump = (new Potion(8, false, 7889559)).setPotionName("potion.jump").setIconIndex(2, 1);
    023    public static final Potion confusion = (new Potion(9, true, 5578058)).setPotionName("potion.confusion").setIconIndex(3, 1).setEffectiveness(0.25D);
    024
    025    /** The regeneration Potion object. */
    026    public static final Potion regeneration = (new Potion(10, false, 13458603)).setPotionName("potion.regeneration").setIconIndex(7, 0).setEffectiveness(0.25D);
    027    public static final Potion resistance = (new Potion(11, false, 10044730)).setPotionName("potion.resistance").setIconIndex(6, 1);
    028
    029    /** The fire resistance Potion object. */
    030    public static final Potion fireResistance = (new Potion(12, false, 14981690)).setPotionName("potion.fireResistance").setIconIndex(7, 1);
    031
    032    /** The water breathing Potion object. */
    033    public static final Potion waterBreathing = (new Potion(13, false, 3035801)).setPotionName("potion.waterBreathing").setIconIndex(0, 2);
    034
    035    /** The invisibility Potion object. */
    036    public static final Potion invisibility = (new Potion(14, false, 8356754)).setPotionName("potion.invisibility").setIconIndex(0, 1);
    037
    038    /** The blindness Potion object. */
    039    public static final Potion blindness = (new Potion(15, true, 2039587)).setPotionName("potion.blindness").setIconIndex(5, 1).setEffectiveness(0.25D);
    040
    041    /** The night vision Potion object. */
    042    public static final Potion nightVision = (new Potion(16, false, 2039713)).setPotionName("potion.nightVision").setIconIndex(4, 1);
    043
    044    /** The hunger Potion object. */
    045    public static final Potion hunger = (new Potion(17, true, 5797459)).setPotionName("potion.hunger").setIconIndex(1, 1);
    046
    047    /** The weakness Potion object. */
    048    public static final Potion weakness = (new Potion(18, true, 4738376)).setPotionName("potion.weakness").setIconIndex(5, 0);
    049
    050    /** The poison Potion object. */
    051    public static final Potion poison = (new Potion(19, true, 5149489)).setPotionName("potion.poison").setIconIndex(6, 0).setEffectiveness(0.25D);
    052
    053    /** The wither Potion object. */
    054    public static final Potion wither = (new Potion(20, true, 3484199)).setPotionName("potion.wither").setIconIndex(1, 2).setEffectiveness(0.25D);
    055    public static final Potion field_76434_w = null;
    056    public static final Potion field_76444_x = null;
    057    public static final Potion field_76443_y = null;
    058    public static final Potion field_76442_z = null;
    059    public static final Potion field_76409_A = null;
    060    public static final Potion field_76410_B = null;
    061    public static final Potion field_76411_C = null;
    062    public static final Potion field_76405_D = null;
    063    public static final Potion field_76406_E = null;
    064    public static final Potion field_76407_F = null;
    065    public static final Potion field_76408_G = null;
    066
    067    /** The Id of a Potion object. */
    068    public final int id;
    069
    070    /** The name of the Potion. */
    071    private String name = "";
    072
    073    /** The index for the icon displayed when the potion effect is active. */
    074    private int statusIconIndex = -1;
    075
    076    /**
    077     * This field indicated if the effect is 'bad' - negative - for the entity.
    078     */
    079    private final boolean isBadEffect;
    080    private double effectiveness;
    081    private boolean usable;
    082
    083    /** Is the color of the liquid for this potion. */
    084    private final int liquidColor;
    085
    086    protected Potion(int par1, boolean par2, int par3)
    087    {
    088        this.id = par1;
    089        potionTypes[par1] = this;
    090        this.isBadEffect = par2;
    091
    092        if (par2)
    093        {
    094            this.effectiveness = 0.5D;
    095        }
    096        else
    097        {
    098            this.effectiveness = 1.0D;
    099        }
    100
    101        this.liquidColor = par3;
    102    }
    103
    104    /**
    105     * Sets the index for the icon displayed in the player's inventory when the status is active.
    106     */
    107    protected Potion setIconIndex(int par1, int par2)
    108    {
    109        this.statusIconIndex = par1 + par2 * 8;
    110        return this;
    111    }
    112
    113    /**
    114     * returns the ID of the potion
    115     */
    116    public int getId()
    117    {
    118        return this.id;
    119    }
    120
    121    public void performEffect(EntityLiving par1EntityLiving, int par2)
    122    {
    123        if (this.id == regeneration.id)
    124        {
    125            if (par1EntityLiving.getHealth() < par1EntityLiving.getMaxHealth())
    126            {
    127                par1EntityLiving.heal(1);
    128            }
    129        }
    130        else if (this.id == poison.id)
    131        {
    132            if (par1EntityLiving.getHealth() > 1)
    133            {
    134                par1EntityLiving.attackEntityFrom(DamageSource.magic, 1);
    135            }
    136        }
    137        else if (this.id == wither.id)
    138        {
    139            par1EntityLiving.attackEntityFrom(DamageSource.wither, 1);
    140        }
    141        else if (this.id == hunger.id && par1EntityLiving instanceof EntityPlayer)
    142        {
    143            ((EntityPlayer)par1EntityLiving).addExhaustion(0.025F * (float)(par2 + 1));
    144        }
    145        else if ((this.id != heal.id || par1EntityLiving.isEntityUndead()) && (this.id != harm.id || !par1EntityLiving.isEntityUndead()))
    146        {
    147            if (this.id == harm.id && !par1EntityLiving.isEntityUndead() || this.id == heal.id && par1EntityLiving.isEntityUndead())
    148            {
    149                par1EntityLiving.attackEntityFrom(DamageSource.magic, 6 << par2);
    150            }
    151        }
    152        else
    153        {
    154            par1EntityLiving.heal(6 << par2);
    155        }
    156    }
    157
    158    /**
    159     * Hits the provided entity with this potion's instant effect.
    160     */
    161    public void affectEntity(EntityLiving par1EntityLiving, EntityLiving par2EntityLiving, int par3, double par4)
    162    {
    163        int var6;
    164
    165        if ((this.id != heal.id || par2EntityLiving.isEntityUndead()) && (this.id != harm.id || !par2EntityLiving.isEntityUndead()))
    166        {
    167            if (this.id == harm.id && !par2EntityLiving.isEntityUndead() || this.id == heal.id && par2EntityLiving.isEntityUndead())
    168            {
    169                var6 = (int)(par4 * (double)(6 << par3) + 0.5D);
    170
    171                if (par1EntityLiving == null)
    172                {
    173                    par2EntityLiving.attackEntityFrom(DamageSource.magic, var6);
    174                }
    175                else
    176                {
    177                    par2EntityLiving.attackEntityFrom(DamageSource.causeIndirectMagicDamage(par2EntityLiving, par1EntityLiving), var6);
    178                }
    179            }
    180        }
    181        else
    182        {
    183            var6 = (int)(par4 * (double)(6 << par3) + 0.5D);
    184            par2EntityLiving.heal(var6);
    185        }
    186    }
    187
    188    /**
    189     * Returns true if the potion has an instant effect instead of a continuous one (eg Harming)
    190     */
    191    public boolean isInstant()
    192    {
    193        return false;
    194    }
    195
    196    /**
    197     * checks if Potion effect is ready to be applied this tick.
    198     */
    199    public boolean isReady(int par1, int par2)
    200    {
    201        int var3;
    202
    203        if (this.id != regeneration.id && this.id != poison.id)
    204        {
    205            if (this.id == wither.id)
    206            {
    207                var3 = 40 >> par2;
    208                return var3 > 0 ? par1 % var3 == 0 : true;
    209            }
    210            else
    211            {
    212                return this.id == hunger.id;
    213            }
    214        }
    215        else
    216        {
    217            var3 = 25 >> par2;
    218            return var3 > 0 ? par1 % var3 == 0 : true;
    219        }
    220    }
    221
    222    /**
    223     * Set the potion name.
    224     */
    225    public Potion setPotionName(String par1Str)
    226    {
    227        this.name = par1Str;
    228        return this;
    229    }
    230
    231    /**
    232     * returns the name of the potion
    233     */
    234    public String getName()
    235    {
    236        return this.name;
    237    }
    238
    239    protected Potion setEffectiveness(double par1)
    240    {
    241        this.effectiveness = par1;
    242        return this;
    243    }
    244
    245    @SideOnly(Side.CLIENT)
    246
    247    /**
    248     * Returns true if the potion has a associated status icon to display in then inventory when active.
    249     */
    250    public boolean hasStatusIcon()
    251    {
    252        return this.statusIconIndex >= 0;
    253    }
    254
    255    @SideOnly(Side.CLIENT)
    256
    257    /**
    258     * Returns the index for the icon to display when the potion is active.
    259     */
    260    public int getStatusIconIndex()
    261    {
    262        return this.statusIconIndex;
    263    }
    264
    265    @SideOnly(Side.CLIENT)
    266
    267    /**
    268     * This method returns true if the potion effect is bad - negative - for the entity.
    269     */
    270    public boolean isBadEffect()
    271    {
    272        return this.isBadEffect;
    273    }
    274
    275    @SideOnly(Side.CLIENT)
    276    public static String getDurationString(PotionEffect par0PotionEffect)
    277    {
    278        int var1 = par0PotionEffect.getDuration();
    279        return StringUtils.ticksToElapsedTime(var1);
    280    }
    281
    282    public double getEffectiveness()
    283    {
    284        return this.effectiveness;
    285    }
    286
    287    public boolean isUsable()
    288    {
    289        return this.usable;
    290    }
    291
    292    /**
    293     * Returns the color of the potion liquid.
    294     */
    295    public int getLiquidColor()
    296    {
    297        return this.liquidColor;
    298    }
    299}