// 
// Decompiled by Procyon v0.6.0
// 

package com.hypixel.hytale.protocol.packets.assets;

import java.util.Objects;
import java.util.Arrays;
import com.hypixel.hytale.protocol.io.ValidationResult;
import java.util.Iterator;
import com.hypixel.hytale.protocol.io.PacketIO;
import java.util.HashMap;
import com.hypixel.hytale.protocol.io.ProtocolException;
import com.hypixel.hytale.protocol.io.VarInt;
import io.netty.buffer.ByteBuf;
import javax.annotation.Nullable;
import com.hypixel.hytale.protocol.ProjectileConfig;
import java.util.Map;
import javax.annotation.Nonnull;
import com.hypixel.hytale.protocol.UpdateType;
import com.hypixel.hytale.protocol.Packet;

public class UpdateProjectileConfigs implements Packet
{
    public static final int PACKET_ID = 85;
    public static final boolean IS_COMPRESSED = true;
    public static final int NULLABLE_BIT_FIELD_SIZE = 1;
    public static final int FIXED_BLOCK_SIZE = 2;
    public static final int VARIABLE_FIELD_COUNT = 2;
    public static final int VARIABLE_BLOCK_START = 10;
    public static final int MAX_SIZE = 1677721600;
    @Nonnull
    public UpdateType type;
    @Nullable
    public Map<String, ProjectileConfig> configs;
    @Nullable
    public String[] removedConfigs;
    
    @Override
    public int getId() {
        return 85;
    }
    
    public UpdateProjectileConfigs() {
        this.type = UpdateType.Init;
    }
    
    public UpdateProjectileConfigs(@Nonnull final UpdateType type, @Nullable final Map<String, ProjectileConfig> configs, @Nullable final String[] removedConfigs) {
        this.type = UpdateType.Init;
        this.type = type;
        this.configs = configs;
        this.removedConfigs = removedConfigs;
    }
    
    public UpdateProjectileConfigs(@Nonnull final UpdateProjectileConfigs other) {
        this.type = UpdateType.Init;
        this.type = other.type;
        this.configs = other.configs;
        this.removedConfigs = other.removedConfigs;
    }
    
    @Nonnull
    public static UpdateProjectileConfigs deserialize(@Nonnull final ByteBuf buf, final int offset) {
        final UpdateProjectileConfigs obj = new UpdateProjectileConfigs();
        final byte nullBits = buf.getByte(offset);
        obj.type = UpdateType.fromValue(buf.getByte(offset + 1));
        if ((nullBits & 0x1) != 0x0) {
            final int varPos0 = offset + 10 + buf.getIntLE(offset + 2);
            final int configsCount = VarInt.peek(buf, varPos0);
            if (configsCount < 0) {
                throw ProtocolException.negativeLength("Configs", configsCount);
            }
            if (configsCount > 4096000) {
                throw ProtocolException.dictionaryTooLarge("Configs", configsCount, 4096000);
            }
            final int varIntLen = VarInt.length(buf, varPos0);
            obj.configs = new HashMap<String, ProjectileConfig>(configsCount);
            int dictPos = varPos0 + varIntLen;
            for (int i = 0; i < configsCount; ++i) {
                final int keyLen = VarInt.peek(buf, dictPos);
                if (keyLen < 0) {
                    throw ProtocolException.negativeLength("key", keyLen);
                }
                if (keyLen > 4096000) {
                    throw ProtocolException.stringTooLong("key", keyLen, 4096000);
                }
                final int keyVarLen = VarInt.length(buf, dictPos);
                final String key = PacketIO.readVarString(buf, dictPos);
                dictPos += keyVarLen + keyLen;
                final ProjectileConfig val = ProjectileConfig.deserialize(buf, dictPos);
                dictPos += ProjectileConfig.computeBytesConsumed(buf, dictPos);
                if (obj.configs.put(key, val) != null) {
                    throw ProtocolException.duplicateKey("configs", key);
                }
            }
        }
        if ((nullBits & 0x2) != 0x0) {
            final int varPos2 = offset + 10 + buf.getIntLE(offset + 6);
            final int removedConfigsCount = VarInt.peek(buf, varPos2);
            if (removedConfigsCount < 0) {
                throw ProtocolException.negativeLength("RemovedConfigs", removedConfigsCount);
            }
            if (removedConfigsCount > 4096000) {
                throw ProtocolException.arrayTooLong("RemovedConfigs", removedConfigsCount, 4096000);
            }
            final int varIntLen = VarInt.length(buf, varPos2);
            if (varPos2 + varIntLen + removedConfigsCount * 1L > buf.readableBytes()) {
                throw ProtocolException.bufferTooSmall("RemovedConfigs", varPos2 + varIntLen + removedConfigsCount * 1, buf.readableBytes());
            }
            obj.removedConfigs = new String[removedConfigsCount];
            int elemPos = varPos2 + varIntLen;
            for (int i = 0; i < removedConfigsCount; ++i) {
                final int strLen = VarInt.peek(buf, elemPos);
                if (strLen < 0) {
                    throw ProtocolException.negativeLength("removedConfigs[" + i, strLen);
                }
                if (strLen > 4096000) {
                    throw ProtocolException.stringTooLong("removedConfigs[" + i, strLen, 4096000);
                }
                final int strVarLen = VarInt.length(buf, elemPos);
                obj.removedConfigs[i] = PacketIO.readVarString(buf, elemPos);
                elemPos += strVarLen + strLen;
            }
        }
        return obj;
    }
    
    public static int computeBytesConsumed(@Nonnull final ByteBuf buf, final int offset) {
        final byte nullBits = buf.getByte(offset);
        int maxEnd = 10;
        if ((nullBits & 0x1) != 0x0) {
            final int fieldOffset0 = buf.getIntLE(offset + 2);
            int pos0 = offset + 10 + fieldOffset0;
            final int dictLen = VarInt.peek(buf, pos0);
            pos0 += VarInt.length(buf, pos0);
            for (int i = 0; i < dictLen; ++i) {
                final int sl = VarInt.peek(buf, pos0);
                pos0 += VarInt.length(buf, pos0) + sl;
                pos0 += ProjectileConfig.computeBytesConsumed(buf, pos0);
            }
            if (pos0 - offset > maxEnd) {
                maxEnd = pos0 - offset;
            }
        }
        if ((nullBits & 0x2) != 0x0) {
            final int fieldOffset2 = buf.getIntLE(offset + 6);
            int pos2 = offset + 10 + fieldOffset2;
            final int arrLen = VarInt.peek(buf, pos2);
            pos2 += VarInt.length(buf, pos2);
            for (int i = 0; i < arrLen; ++i) {
                final int sl = VarInt.peek(buf, pos2);
                pos2 += VarInt.length(buf, pos2) + sl;
            }
            if (pos2 - offset > maxEnd) {
                maxEnd = pos2 - offset;
            }
        }
        return maxEnd;
    }
    
    @Override
    public void serialize(@Nonnull final ByteBuf buf) {
        final int startPos = buf.writerIndex();
        byte nullBits = 0;
        if (this.configs != null) {
            nullBits |= 0x1;
        }
        if (this.removedConfigs != null) {
            nullBits |= 0x2;
        }
        buf.writeByte(nullBits);
        buf.writeByte(this.type.getValue());
        final int configsOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int removedConfigsOffsetSlot = buf.writerIndex();
        buf.writeIntLE(0);
        final int varBlockStart = buf.writerIndex();
        if (this.configs != null) {
            buf.setIntLE(configsOffsetSlot, buf.writerIndex() - varBlockStart);
            if (this.configs.size() > 4096000) {
                throw ProtocolException.dictionaryTooLarge("Configs", this.configs.size(), 4096000);
            }
            VarInt.write(buf, this.configs.size());
            for (final Map.Entry<String, ProjectileConfig> e : this.configs.entrySet()) {
                PacketIO.writeVarString(buf, e.getKey(), 4096000);
                e.getValue().serialize(buf);
            }
        }
        else {
            buf.setIntLE(configsOffsetSlot, -1);
        }
        if (this.removedConfigs != null) {
            buf.setIntLE(removedConfigsOffsetSlot, buf.writerIndex() - varBlockStart);
            if (this.removedConfigs.length > 4096000) {
                throw ProtocolException.arrayTooLong("RemovedConfigs", this.removedConfigs.length, 4096000);
            }
            VarInt.write(buf, this.removedConfigs.length);
            for (final String item : this.removedConfigs) {
                PacketIO.writeVarString(buf, item, 4096000);
            }
        }
        else {
            buf.setIntLE(removedConfigsOffsetSlot, -1);
        }
    }
    
    @Override
    public int computeSize() {
        int size = 10;
        if (this.configs != null) {
            int configsSize = 0;
            for (final Map.Entry<String, ProjectileConfig> kvp : this.configs.entrySet()) {
                configsSize += PacketIO.stringSize(kvp.getKey()) + kvp.getValue().computeSize();
            }
            size += VarInt.size(this.configs.size()) + configsSize;
        }
        if (this.removedConfigs != null) {
            int removedConfigsSize = 0;
            for (final String elem : this.removedConfigs) {
                removedConfigsSize += PacketIO.stringSize(elem);
            }
            size += VarInt.size(this.removedConfigs.length) + removedConfigsSize;
        }
        return size;
    }
    
    public static ValidationResult validateStructure(@Nonnull final ByteBuf buffer, final int offset) {
        if (buffer.readableBytes() - offset < 10) {
            return ValidationResult.error("Buffer too small: expected at least 10 bytes");
        }
        final byte nullBits = buffer.getByte(offset);
        if ((nullBits & 0x1) != 0x0) {
            final int configsOffset = buffer.getIntLE(offset + 2);
            if (configsOffset < 0) {
                return ValidationResult.error("Invalid offset for Configs");
            }
            int pos = offset + 10 + configsOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for Configs");
            }
            final int configsCount = VarInt.peek(buffer, pos);
            if (configsCount < 0) {
                return ValidationResult.error("Invalid dictionary count for Configs");
            }
            if (configsCount > 4096000) {
                return ValidationResult.error("Configs exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            for (int i = 0; i < configsCount; ++i) {
                final int keyLen = VarInt.peek(buffer, pos);
                if (keyLen < 0) {
                    return ValidationResult.error("Invalid string length for key");
                }
                if (keyLen > 4096000) {
                    return ValidationResult.error("key exceeds max length 4096000");
                }
                pos += VarInt.length(buffer, pos);
                pos += keyLen;
                if (pos > buffer.writerIndex()) {
                    return ValidationResult.error("Buffer overflow reading key");
                }
                pos += ProjectileConfig.computeBytesConsumed(buffer, pos);
            }
        }
        if ((nullBits & 0x2) != 0x0) {
            final int removedConfigsOffset = buffer.getIntLE(offset + 6);
            if (removedConfigsOffset < 0) {
                return ValidationResult.error("Invalid offset for RemovedConfigs");
            }
            int pos = offset + 10 + removedConfigsOffset;
            if (pos >= buffer.writerIndex()) {
                return ValidationResult.error("Offset out of bounds for RemovedConfigs");
            }
            final int removedConfigsCount = VarInt.peek(buffer, pos);
            if (removedConfigsCount < 0) {
                return ValidationResult.error("Invalid array count for RemovedConfigs");
            }
            if (removedConfigsCount > 4096000) {
                return ValidationResult.error("RemovedConfigs exceeds max length 4096000");
            }
            pos += VarInt.length(buffer, pos);
            for (int i = 0; i < removedConfigsCount; ++i) {
                final int strLen = VarInt.peek(buffer, pos);
                if (strLen < 0) {
                    return ValidationResult.error("Invalid string length in RemovedConfigs");
                }
                pos += VarInt.length(buffer, pos);
                pos += strLen;
                if (pos > buffer.writerIndex()) {
                    return ValidationResult.error("Buffer overflow reading string in RemovedConfigs");
                }
            }
        }
        return ValidationResult.OK;
    }
    
    public UpdateProjectileConfigs clone() {
        final UpdateProjectileConfigs copy = new UpdateProjectileConfigs();
        copy.type = this.type;
        if (this.configs != null) {
            final Map<String, ProjectileConfig> m = new HashMap<String, ProjectileConfig>();
            for (final Map.Entry<String, ProjectileConfig> e : this.configs.entrySet()) {
                m.put(e.getKey(), e.getValue().clone());
            }
            copy.configs = m;
        }
        copy.removedConfigs = (String[])((this.removedConfigs != null) ? ((String[])Arrays.copyOf(this.removedConfigs, this.removedConfigs.length)) : null);
        return copy;
    }
    
    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof final UpdateProjectileConfigs other) {
            return Objects.equals(this.type, other.type) && Objects.equals(this.configs, other.configs) && Arrays.equals(this.removedConfigs, other.removedConfigs);
        }
        return false;
    }
    
    @Override
    public int hashCode() {
        int result = 1;
        result = 31 * result + Objects.hashCode(this.type);
        result = 31 * result + Objects.hashCode(this.configs);
        result = 31 * result + Arrays.hashCode(this.removedConfigs);
        return result;
    }
}