Implement mail attachments

src/generated/main/emu/lunarcore/proto/ClientMailAttachmentItemOuterClass.java

@@ -0,0 +1,339 @@
+// Code generated by protocol buffer compiler. Do not edit!
+package emu.lunarcore.proto;
+
+import java.io.IOException;
+import us.hebi.quickbuf.FieldName;
+import us.hebi.quickbuf.InvalidProtocolBufferException;
+import us.hebi.quickbuf.JsonSink;
+import us.hebi.quickbuf.JsonSource;
+import us.hebi.quickbuf.MessageFactory;
+import us.hebi.quickbuf.ProtoMessage;
+import us.hebi.quickbuf.ProtoSink;
+import us.hebi.quickbuf.ProtoSource;
+
+public final class ClientMailAttachmentItemOuterClass {
+  /**
+   * Protobuf type {@code ClientMailAttachmentItem}
+   */
+  public static final class ClientMailAttachmentItem extends ProtoMessage<ClientMailAttachmentItem> implements Cloneable {
+    private static final long serialVersionUID = 0L;
+
+    /**
+     * <code>optional uint32 FKIPJPLMBFI = 2;</code>
+     */
+    private int fKIPJPLMBFI;
+
+    /**
+     * <code>optional uint32 ANAFKBMJOBJ = 12;</code>
+     */
+    private int aNAFKBMJOBJ;
+
+    private ClientMailAttachmentItem() {
+    }
+
+    /**
+     * @return a new empty instance of {@code ClientMailAttachmentItem}
+     */
+    public static ClientMailAttachmentItem newInstance() {
+      return new ClientMailAttachmentItem();
+    }
+
+    /**
+     * <code>optional uint32 FKIPJPLMBFI = 2;</code>
+     * @return whether the fKIPJPLMBFI field is set
+     */
+    public boolean hasFKIPJPLMBFI() {
+      return (bitField0_ & 0x00000001) != 0;
+    }
+
+    /**
+     * <code>optional uint32 FKIPJPLMBFI = 2;</code>
+     * @return this
+     */
+    public ClientMailAttachmentItem clearFKIPJPLMBFI() {
+      bitField0_ &= ~0x00000001;
+      fKIPJPLMBFI = 0;
+      return this;
+    }
+
+    /**
+     * <code>optional uint32 FKIPJPLMBFI = 2;</code>
+     * @return the fKIPJPLMBFI
+     */
+    public int getFKIPJPLMBFI() {
+      return fKIPJPLMBFI;
+    }
+
+    /**
+     * <code>optional uint32 FKIPJPLMBFI = 2;</code>
+     * @param value the fKIPJPLMBFI to set
+     * @return this
+     */
+    public ClientMailAttachmentItem setFKIPJPLMBFI(final int value) {
+      bitField0_ |= 0x00000001;
+      fKIPJPLMBFI = value;
+      return this;
+    }
+
+    /**
+     * <code>optional uint32 ANAFKBMJOBJ = 12;</code>
+     * @return whether the aNAFKBMJOBJ field is set
+     */
+    public boolean hasANAFKBMJOBJ() {
+      return (bitField0_ & 0x00000002) != 0;
+    }
+
+    /**
+     * <code>optional uint32 ANAFKBMJOBJ = 12;</code>
+     * @return this
+     */
+    public ClientMailAttachmentItem clearANAFKBMJOBJ() {
+      bitField0_ &= ~0x00000002;
+      aNAFKBMJOBJ = 0;
+      return this;
+    }
+
+    /**
+     * <code>optional uint32 ANAFKBMJOBJ = 12;</code>
+     * @return the aNAFKBMJOBJ
+     */
+    public int getANAFKBMJOBJ() {
+      return aNAFKBMJOBJ;
+    }
+
+    /**
+     * <code>optional uint32 ANAFKBMJOBJ = 12;</code>
+     * @param value the aNAFKBMJOBJ to set
+     * @return this
+     */
+    public ClientMailAttachmentItem setANAFKBMJOBJ(final int value) {
+      bitField0_ |= 0x00000002;
+      aNAFKBMJOBJ = value;
+      return this;
+    }
+
+    @Override
+    public ClientMailAttachmentItem copyFrom(final ClientMailAttachmentItem other) {
+      cachedSize = other.cachedSize;
+      if ((bitField0_ | other.bitField0_) != 0) {
+        bitField0_ = other.bitField0_;
+        fKIPJPLMBFI = other.fKIPJPLMBFI;
+        aNAFKBMJOBJ = other.aNAFKBMJOBJ;
+      }
+      return this;
+    }
+
+    @Override
+    public ClientMailAttachmentItem mergeFrom(final ClientMailAttachmentItem other) {
+      if (other.isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      if (other.hasFKIPJPLMBFI()) {
+        setFKIPJPLMBFI(other.fKIPJPLMBFI);
+      }
+      if (other.hasANAFKBMJOBJ()) {
+        setANAFKBMJOBJ(other.aNAFKBMJOBJ);
+      }
+      return this;
+    }
+
+    @Override
+    public ClientMailAttachmentItem clear() {
+      if (isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      bitField0_ = 0;
+      fKIPJPLMBFI = 0;
+      aNAFKBMJOBJ = 0;
+      return this;
+    }
+
+    @Override
+    public ClientMailAttachmentItem clearQuick() {
+      if (isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      bitField0_ = 0;
+      return this;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+      if (o == this) {
+        return true;
+      }
+      if (!(o instanceof ClientMailAttachmentItem)) {
+        return false;
+      }
+      ClientMailAttachmentItem other = (ClientMailAttachmentItem) o;
+      return bitField0_ == other.bitField0_
+        && (!hasFKIPJPLMBFI() || fKIPJPLMBFI == other.fKIPJPLMBFI)
+        && (!hasANAFKBMJOBJ() || aNAFKBMJOBJ == other.aNAFKBMJOBJ);
+    }
+
+    @Override
+    public void writeTo(final ProtoSink output) throws IOException {
+      if ((bitField0_ & 0x00000001) != 0) {
+        output.writeRawByte((byte) 16);
+        output.writeUInt32NoTag(fKIPJPLMBFI);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        output.writeRawByte((byte) 96);
+        output.writeUInt32NoTag(aNAFKBMJOBJ);
+      }
+    }
+
+    @Override
+    protected int computeSerializedSize() {
+      int size = 0;
+      if ((bitField0_ & 0x00000001) != 0) {
+        size += 1 + ProtoSink.computeUInt32SizeNoTag(fKIPJPLMBFI);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        size += 1 + ProtoSink.computeUInt32SizeNoTag(aNAFKBMJOBJ);
+      }
+      return size;
+    }
+
+    @Override
+    @SuppressWarnings("fallthrough")
+    public ClientMailAttachmentItem mergeFrom(final ProtoSource input) throws IOException {
+      // Enabled Fall-Through Optimization (QuickBuffers)
+      int tag = input.readTag();
+      while (true) {
+        switch (tag) {
+          case 16: {
+            // fKIPJPLMBFI
+            fKIPJPLMBFI = input.readUInt32();
+            bitField0_ |= 0x00000001;
+            tag = input.readTag();
+            if (tag != 96) {
+              break;
+            }
+          }
+          case 96: {
+            // aNAFKBMJOBJ
+            aNAFKBMJOBJ = input.readUInt32();
+            bitField0_ |= 0x00000002;
+            tag = input.readTag();
+            if (tag != 0) {
+              break;
+            }
+          }
+          case 0: {
+            return this;
+          }
+          default: {
+            if (!input.skipField(tag)) {
+              return this;
+            }
+            tag = input.readTag();
+            break;
+          }
+        }
+      }
+    }
+
+    @Override
+    public void writeTo(final JsonSink output) throws IOException {
+      output.beginObject();
+      if ((bitField0_ & 0x00000001) != 0) {
+        output.writeUInt32(FieldNames.fKIPJPLMBFI, fKIPJPLMBFI);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        output.writeUInt32(FieldNames.aNAFKBMJOBJ, aNAFKBMJOBJ);
+      }
+      output.endObject();
+    }
+
+    @Override
+    public ClientMailAttachmentItem mergeFrom(final JsonSource input) throws IOException {
+      if (!input.beginObject()) {
+        return this;
+      }
+      while (!input.isAtEnd()) {
+        switch (input.readFieldHash()) {
+          case -581795918: {
+            if (input.isAtField(FieldNames.fKIPJPLMBFI)) {
+              if (!input.trySkipNullValue()) {
+                fKIPJPLMBFI = input.readUInt32();
+                bitField0_ |= 0x00000001;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          case 1037527505: {
+            if (input.isAtField(FieldNames.aNAFKBMJOBJ)) {
+              if (!input.trySkipNullValue()) {
+                aNAFKBMJOBJ = input.readUInt32();
+                bitField0_ |= 0x00000002;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          default: {
+            input.skipUnknownField();
+            break;
+          }
+        }
+      }
+      input.endObject();
+      return this;
+    }
+
+    @Override
+    public ClientMailAttachmentItem clone() {
+      return new ClientMailAttachmentItem().copyFrom(this);
+    }
+
+    @Override
+    public boolean isEmpty() {
+      return ((bitField0_) == 0);
+    }
+
+    public static ClientMailAttachmentItem parseFrom(final byte[] data) throws
+        InvalidProtocolBufferException {
+      return ProtoMessage.mergeFrom(new ClientMailAttachmentItem(), data).checkInitialized();
+    }
+
+    public static ClientMailAttachmentItem parseFrom(final ProtoSource input) throws IOException {
+      return ProtoMessage.mergeFrom(new ClientMailAttachmentItem(), input).checkInitialized();
+    }
+
+    public static ClientMailAttachmentItem parseFrom(final JsonSource input) throws IOException {
+      return ProtoMessage.mergeFrom(new ClientMailAttachmentItem(), input).checkInitialized();
+    }
+
+    /**
+     * @return factory for creating ClientMailAttachmentItem messages
+     */
+    public static MessageFactory<ClientMailAttachmentItem> getFactory() {
+      return ClientMailAttachmentItemFactory.INSTANCE;
+    }
+
+    private enum ClientMailAttachmentItemFactory implements MessageFactory<ClientMailAttachmentItem> {
+      INSTANCE;
+
+      @Override
+      public ClientMailAttachmentItem create() {
+        return ClientMailAttachmentItem.newInstance();
+      }
+    }
+
+    /**
+     * Contains name constants used for serializing JSON
+     */
+    static class FieldNames {
+      static final FieldName fKIPJPLMBFI = FieldName.forField("FKIPJPLMBFI");
+
+      static final FieldName aNAFKBMJOBJ = FieldName.forField("ANAFKBMJOBJ");
+    }
+  }
+}

src/generated/main/emu/lunarcore/proto/TakeMailAttachmentCsReqOuterClass.java

@@ -0,0 +1,381 @@
+// Code generated by protocol buffer compiler. Do not edit!
+package emu.lunarcore.proto;
+
+import java.io.IOException;
+import us.hebi.quickbuf.FieldName;
+import us.hebi.quickbuf.InvalidProtocolBufferException;
+import us.hebi.quickbuf.JsonSink;
+import us.hebi.quickbuf.JsonSource;
+import us.hebi.quickbuf.MessageFactory;
+import us.hebi.quickbuf.ProtoMessage;
+import us.hebi.quickbuf.ProtoSink;
+import us.hebi.quickbuf.ProtoSource;
+import us.hebi.quickbuf.RepeatedInt;
+
+public final class TakeMailAttachmentCsReqOuterClass {
+  /**
+   * Protobuf type {@code TakeMailAttachmentCsReq}
+   */
+  public static final class TakeMailAttachmentCsReq extends ProtoMessage<TakeMailAttachmentCsReq> implements Cloneable {
+    private static final long serialVersionUID = 0L;
+
+    /**
+     * <code>optional uint32 BBFNEALMHJB = 7;</code>
+     */
+    private int bBFNEALMHJB;
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     */
+    private final RepeatedInt mailIdList = RepeatedInt.newEmptyInstance();
+
+    private TakeMailAttachmentCsReq() {
+    }
+
+    /**
+     * @return a new empty instance of {@code TakeMailAttachmentCsReq}
+     */
+    public static TakeMailAttachmentCsReq newInstance() {
+      return new TakeMailAttachmentCsReq();
+    }
+
+    /**
+     * <code>optional uint32 BBFNEALMHJB = 7;</code>
+     * @return whether the bBFNEALMHJB field is set
+     */
+    public boolean hasBBFNEALMHJB() {
+      return (bitField0_ & 0x00000001) != 0;
+    }
+
+    /**
+     * <code>optional uint32 BBFNEALMHJB = 7;</code>
+     * @return this
+     */
+    public TakeMailAttachmentCsReq clearBBFNEALMHJB() {
+      bitField0_ &= ~0x00000001;
+      bBFNEALMHJB = 0;
+      return this;
+    }
+
+    /**
+     * <code>optional uint32 BBFNEALMHJB = 7;</code>
+     * @return the bBFNEALMHJB
+     */
+    public int getBBFNEALMHJB() {
+      return bBFNEALMHJB;
+    }
+
+    /**
+     * <code>optional uint32 BBFNEALMHJB = 7;</code>
+     * @param value the bBFNEALMHJB to set
+     * @return this
+     */
+    public TakeMailAttachmentCsReq setBBFNEALMHJB(final int value) {
+      bitField0_ |= 0x00000001;
+      bBFNEALMHJB = value;
+      return this;
+    }
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     * @return whether the mailIdList field is set
+     */
+    public boolean hasMailIdList() {
+      return (bitField0_ & 0x00000002) != 0;
+    }
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     * @return this
+     */
+    public TakeMailAttachmentCsReq clearMailIdList() {
+      bitField0_ &= ~0x00000002;
+      mailIdList.clear();
+      return this;
+    }
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     *
+     * This method returns the internal storage object without modifying any has state.
+     * The returned object should not be modified and be treated as read-only.
+     *
+     * Use {@link #getMutableMailIdList()} if you want to modify it.
+     *
+     * @return internal storage object for reading
+     */
+    public RepeatedInt getMailIdList() {
+      return mailIdList;
+    }
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     *
+     * This method returns the internal storage object and sets the corresponding
+     * has state. The returned object will become part of this message and its
+     * contents may be modified as long as the has state is not cleared.
+     *
+     * @return internal storage object for modifications
+     */
+    public RepeatedInt getMutableMailIdList() {
+      bitField0_ |= 0x00000002;
+      return mailIdList;
+    }
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     * @param value the mailIdList to add
+     * @return this
+     */
+    public TakeMailAttachmentCsReq addMailIdList(final int value) {
+      bitField0_ |= 0x00000002;
+      mailIdList.add(value);
+      return this;
+    }
+
+    /**
+     * <code>repeated uint32 mail_id_list = 12;</code>
+     * @param values the mailIdList to add
+     * @return this
+     */
+    public TakeMailAttachmentCsReq addAllMailIdList(final int... values) {
+      bitField0_ |= 0x00000002;
+      mailIdList.addAll(values);
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentCsReq copyFrom(final TakeMailAttachmentCsReq other) {
+      cachedSize = other.cachedSize;
+      if ((bitField0_ | other.bitField0_) != 0) {
+        bitField0_ = other.bitField0_;
+        bBFNEALMHJB = other.bBFNEALMHJB;
+        mailIdList.copyFrom(other.mailIdList);
+      }
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentCsReq mergeFrom(final TakeMailAttachmentCsReq other) {
+      if (other.isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      if (other.hasBBFNEALMHJB()) {
+        setBBFNEALMHJB(other.bBFNEALMHJB);
+      }
+      if (other.hasMailIdList()) {
+        getMutableMailIdList().addAll(other.mailIdList);
+      }
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentCsReq clear() {
+      if (isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      bitField0_ = 0;
+      bBFNEALMHJB = 0;
+      mailIdList.clear();
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentCsReq clearQuick() {
+      if (isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      bitField0_ = 0;
+      mailIdList.clear();
+      return this;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+      if (o == this) {
+        return true;
+      }
+      if (!(o instanceof TakeMailAttachmentCsReq)) {
+        return false;
+      }
+      TakeMailAttachmentCsReq other = (TakeMailAttachmentCsReq) o;
+      return bitField0_ == other.bitField0_
+        && (!hasBBFNEALMHJB() || bBFNEALMHJB == other.bBFNEALMHJB)
+        && (!hasMailIdList() || mailIdList.equals(other.mailIdList));
+    }
+
+    @Override
+    public void writeTo(final ProtoSink output) throws IOException {
+      if ((bitField0_ & 0x00000001) != 0) {
+        output.writeRawByte((byte) 56);
+        output.writeUInt32NoTag(bBFNEALMHJB);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        for (int i = 0; i < mailIdList.length(); i++) {
+          output.writeRawByte((byte) 96);
+          output.writeUInt32NoTag(mailIdList.array()[i]);
+        }
+      }
+    }
+
+    @Override
+    protected int computeSerializedSize() {
+      int size = 0;
+      if ((bitField0_ & 0x00000001) != 0) {
+        size += 1 + ProtoSink.computeUInt32SizeNoTag(bBFNEALMHJB);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        size += (1 * mailIdList.length()) + ProtoSink.computeRepeatedUInt32SizeNoTag(mailIdList);
+      }
+      return size;
+    }
+
+    @Override
+    @SuppressWarnings("fallthrough")
+    public TakeMailAttachmentCsReq mergeFrom(final ProtoSource input) throws IOException {
+      // Enabled Fall-Through Optimization (QuickBuffers)
+      int tag = input.readTag();
+      while (true) {
+        switch (tag) {
+          case 56: {
+            // bBFNEALMHJB
+            bBFNEALMHJB = input.readUInt32();
+            bitField0_ |= 0x00000001;
+            tag = input.readTag();
+            if (tag != 98) {
+              break;
+            }
+          }
+          case 98: {
+            // mailIdList [packed=true]
+            input.readPackedUInt32(mailIdList, tag);
+            bitField0_ |= 0x00000002;
+            tag = input.readTag();
+            if (tag != 0) {
+              break;
+            }
+          }
+          case 0: {
+            return this;
+          }
+          default: {
+            if (!input.skipField(tag)) {
+              return this;
+            }
+            tag = input.readTag();
+            break;
+          }
+          case 96: {
+            // mailIdList [packed=false]
+            tag = input.readRepeatedUInt32(mailIdList, tag);
+            bitField0_ |= 0x00000002;
+            break;
+          }
+        }
+      }
+    }
+
+    @Override
+    public void writeTo(final JsonSink output) throws IOException {
+      output.beginObject();
+      if ((bitField0_ & 0x00000001) != 0) {
+        output.writeUInt32(FieldNames.bBFNEALMHJB, bBFNEALMHJB);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        output.writeRepeatedUInt32(FieldNames.mailIdList, mailIdList);
+      }
+      output.endObject();
+    }
+
+    @Override
+    public TakeMailAttachmentCsReq mergeFrom(final JsonSource input) throws IOException {
+      if (!input.beginObject()) {
+        return this;
+      }
+      while (!input.isAtEnd()) {
+        switch (input.readFieldHash()) {
+          case 1149456699: {
+            if (input.isAtField(FieldNames.bBFNEALMHJB)) {
+              if (!input.trySkipNullValue()) {
+                bBFNEALMHJB = input.readUInt32();
+                bitField0_ |= 0x00000001;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          case -1612269328:
+          case 1599691450: {
+            if (input.isAtField(FieldNames.mailIdList)) {
+              if (!input.trySkipNullValue()) {
+                input.readRepeatedUInt32(mailIdList);
+                bitField0_ |= 0x00000002;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          default: {
+            input.skipUnknownField();
+            break;
+          }
+        }
+      }
+      input.endObject();
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentCsReq clone() {
+      return new TakeMailAttachmentCsReq().copyFrom(this);
+    }
+
+    @Override
+    public boolean isEmpty() {
+      return ((bitField0_) == 0);
+    }
+
+    public static TakeMailAttachmentCsReq parseFrom(final byte[] data) throws
+        InvalidProtocolBufferException {
+      return ProtoMessage.mergeFrom(new TakeMailAttachmentCsReq(), data).checkInitialized();
+    }
+
+    public static TakeMailAttachmentCsReq parseFrom(final ProtoSource input) throws IOException {
+      return ProtoMessage.mergeFrom(new TakeMailAttachmentCsReq(), input).checkInitialized();
+    }
+
+    public static TakeMailAttachmentCsReq parseFrom(final JsonSource input) throws IOException {
+      return ProtoMessage.mergeFrom(new TakeMailAttachmentCsReq(), input).checkInitialized();
+    }
+
+    /**
+     * @return factory for creating TakeMailAttachmentCsReq messages
+     */
+    public static MessageFactory<TakeMailAttachmentCsReq> getFactory() {
+      return TakeMailAttachmentCsReqFactory.INSTANCE;
+    }
+
+    private enum TakeMailAttachmentCsReqFactory implements MessageFactory<TakeMailAttachmentCsReq> {
+      INSTANCE;
+
+      @Override
+      public TakeMailAttachmentCsReq create() {
+        return TakeMailAttachmentCsReq.newInstance();
+      }
+    }
+
+    /**
+     * Contains name constants used for serializing JSON
+     */
+    static class FieldNames {
+      static final FieldName bBFNEALMHJB = FieldName.forField("BBFNEALMHJB");
+
+      static final FieldName mailIdList = FieldName.forField("mailIdList", "mail_id_list");
+    }
+  }
+}

src/generated/main/emu/lunarcore/proto/TakeMailAttachmentScRspOuterClass.java

@@ -0,0 +1,601 @@
+// Code generated by protocol buffer compiler. Do not edit!
+package emu.lunarcore.proto;
+
+import java.io.IOException;
+import us.hebi.quickbuf.FieldName;
+import us.hebi.quickbuf.InvalidProtocolBufferException;
+import us.hebi.quickbuf.JsonSink;
+import us.hebi.quickbuf.JsonSource;
+import us.hebi.quickbuf.MessageFactory;
+import us.hebi.quickbuf.ProtoMessage;
+import us.hebi.quickbuf.ProtoSink;
+import us.hebi.quickbuf.ProtoSource;
+import us.hebi.quickbuf.RepeatedInt;
+import us.hebi.quickbuf.RepeatedMessage;
+
+public final class TakeMailAttachmentScRspOuterClass {
+  /**
+   * Protobuf type {@code TakeMailAttachmentScRsp}
+   */
+  public static final class TakeMailAttachmentScRsp extends ProtoMessage<TakeMailAttachmentScRsp> implements Cloneable {
+    private static final long serialVersionUID = 0L;
+
+    /**
+     * <code>optional uint32 retcode = 11;</code>
+     */
+    private int retcode;
+
+    /**
+     * <code>optional .ItemList attachment = 10;</code>
+     */
+    private final ItemListOuterClass.ItemList attachment = ItemListOuterClass.ItemList.newInstance();
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     */
+    private final RepeatedInt succMailIdList = RepeatedInt.newEmptyInstance();
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     */
+    private final RepeatedMessage<ClientMailAttachmentItemOuterClass.ClientMailAttachmentItem> failMailList = RepeatedMessage.newEmptyInstance(ClientMailAttachmentItemOuterClass.ClientMailAttachmentItem.getFactory());
+
+    private TakeMailAttachmentScRsp() {
+    }
+
+    /**
+     * @return a new empty instance of {@code TakeMailAttachmentScRsp}
+     */
+    public static TakeMailAttachmentScRsp newInstance() {
+      return new TakeMailAttachmentScRsp();
+    }
+
+    /**
+     * <code>optional uint32 retcode = 11;</code>
+     * @return whether the retcode field is set
+     */
+    public boolean hasRetcode() {
+      return (bitField0_ & 0x00000001) != 0;
+    }
+
+    /**
+     * <code>optional uint32 retcode = 11;</code>
+     * @return this
+     */
+    public TakeMailAttachmentScRsp clearRetcode() {
+      bitField0_ &= ~0x00000001;
+      retcode = 0;
+      return this;
+    }
+
+    /**
+     * <code>optional uint32 retcode = 11;</code>
+     * @return the retcode
+     */
+    public int getRetcode() {
+      return retcode;
+    }
+
+    /**
+     * <code>optional uint32 retcode = 11;</code>
+     * @param value the retcode to set
+     * @return this
+     */
+    public TakeMailAttachmentScRsp setRetcode(final int value) {
+      bitField0_ |= 0x00000001;
+      retcode = value;
+      return this;
+    }
+
+    /**
+     * <code>optional .ItemList attachment = 10;</code>
+     * @return whether the attachment field is set
+     */
+    public boolean hasAttachment() {
+      return (bitField0_ & 0x00000002) != 0;
+    }
+
+    /**
+     * <code>optional .ItemList attachment = 10;</code>
+     * @return this
+     */
+    public TakeMailAttachmentScRsp clearAttachment() {
+      bitField0_ &= ~0x00000002;
+      attachment.clear();
+      return this;
+    }
+
+    /**
+     * <code>optional .ItemList attachment = 10;</code>
+     *
+     * This method returns the internal storage object without modifying any has state.
+     * The returned object should not be modified and be treated as read-only.
+     *
+     * Use {@link #getMutableAttachment()} if you want to modify it.
+     *
+     * @return internal storage object for reading
+     */
+    public ItemListOuterClass.ItemList getAttachment() {
+      return attachment;
+    }
+
+    /**
+     * <code>optional .ItemList attachment = 10;</code>
+     *
+     * This method returns the internal storage object and sets the corresponding
+     * has state. The returned object will become part of this message and its
+     * contents may be modified as long as the has state is not cleared.
+     *
+     * @return internal storage object for modifications
+     */
+    public ItemListOuterClass.ItemList getMutableAttachment() {
+      bitField0_ |= 0x00000002;
+      return attachment;
+    }
+
+    /**
+     * <code>optional .ItemList attachment = 10;</code>
+     * @param value the attachment to set
+     * @return this
+     */
+    public TakeMailAttachmentScRsp setAttachment(final ItemListOuterClass.ItemList value) {
+      bitField0_ |= 0x00000002;
+      attachment.copyFrom(value);
+      return this;
+    }
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     * @return whether the succMailIdList field is set
+     */
+    public boolean hasSuccMailIdList() {
+      return (bitField0_ & 0x00000004) != 0;
+    }
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     * @return this
+     */
+    public TakeMailAttachmentScRsp clearSuccMailIdList() {
+      bitField0_ &= ~0x00000004;
+      succMailIdList.clear();
+      return this;
+    }
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     *
+     * This method returns the internal storage object without modifying any has state.
+     * The returned object should not be modified and be treated as read-only.
+     *
+     * Use {@link #getMutableSuccMailIdList()} if you want to modify it.
+     *
+     * @return internal storage object for reading
+     */
+    public RepeatedInt getSuccMailIdList() {
+      return succMailIdList;
+    }
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     *
+     * This method returns the internal storage object and sets the corresponding
+     * has state. The returned object will become part of this message and its
+     * contents may be modified as long as the has state is not cleared.
+     *
+     * @return internal storage object for modifications
+     */
+    public RepeatedInt getMutableSuccMailIdList() {
+      bitField0_ |= 0x00000004;
+      return succMailIdList;
+    }
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     * @param value the succMailIdList to add
+     * @return this
+     */
+    public TakeMailAttachmentScRsp addSuccMailIdList(final int value) {
+      bitField0_ |= 0x00000004;
+      succMailIdList.add(value);
+      return this;
+    }
+
+    /**
+     * <code>repeated uint32 succ_mail_id_list = 6;</code>
+     * @param values the succMailIdList to add
+     * @return this
+     */
+    public TakeMailAttachmentScRsp addAllSuccMailIdList(final int... values) {
+      bitField0_ |= 0x00000004;
+      succMailIdList.addAll(values);
+      return this;
+    }
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     * @return whether the failMailList field is set
+     */
+    public boolean hasFailMailList() {
+      return (bitField0_ & 0x00000008) != 0;
+    }
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     * @return this
+     */
+    public TakeMailAttachmentScRsp clearFailMailList() {
+      bitField0_ &= ~0x00000008;
+      failMailList.clear();
+      return this;
+    }
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     *
+     * This method returns the internal storage object without modifying any has state.
+     * The returned object should not be modified and be treated as read-only.
+     *
+     * Use {@link #getMutableFailMailList()} if you want to modify it.
+     *
+     * @return internal storage object for reading
+     */
+    public RepeatedMessage<ClientMailAttachmentItemOuterClass.ClientMailAttachmentItem> getFailMailList(
+        ) {
+      return failMailList;
+    }
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     *
+     * This method returns the internal storage object and sets the corresponding
+     * has state. The returned object will become part of this message and its
+     * contents may be modified as long as the has state is not cleared.
+     *
+     * @return internal storage object for modifications
+     */
+    public RepeatedMessage<ClientMailAttachmentItemOuterClass.ClientMailAttachmentItem> getMutableFailMailList(
+        ) {
+      bitField0_ |= 0x00000008;
+      return failMailList;
+    }
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     * @param value the failMailList to add
+     * @return this
+     */
+    public TakeMailAttachmentScRsp addFailMailList(
+        final ClientMailAttachmentItemOuterClass.ClientMailAttachmentItem value) {
+      bitField0_ |= 0x00000008;
+      failMailList.add(value);
+      return this;
+    }
+
+    /**
+     * <code>repeated .ClientMailAttachmentItem fail_mail_list = 13;</code>
+     * @param values the failMailList to add
+     * @return this
+     */
+    public TakeMailAttachmentScRsp addAllFailMailList(
+        final ClientMailAttachmentItemOuterClass.ClientMailAttachmentItem... values) {
+      bitField0_ |= 0x00000008;
+      failMailList.addAll(values);
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentScRsp copyFrom(final TakeMailAttachmentScRsp other) {
+      cachedSize = other.cachedSize;
+      if ((bitField0_ | other.bitField0_) != 0) {
+        bitField0_ = other.bitField0_;
+        retcode = other.retcode;
+        attachment.copyFrom(other.attachment);
+        succMailIdList.copyFrom(other.succMailIdList);
+        failMailList.copyFrom(other.failMailList);
+      }
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentScRsp mergeFrom(final TakeMailAttachmentScRsp other) {
+      if (other.isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      if (other.hasRetcode()) {
+        setRetcode(other.retcode);
+      }
+      if (other.hasAttachment()) {
+        getMutableAttachment().mergeFrom(other.attachment);
+      }
+      if (other.hasSuccMailIdList()) {
+        getMutableSuccMailIdList().addAll(other.succMailIdList);
+      }
+      if (other.hasFailMailList()) {
+        getMutableFailMailList().addAll(other.failMailList);
+      }
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentScRsp clear() {
+      if (isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      bitField0_ = 0;
+      retcode = 0;
+      attachment.clear();
+      succMailIdList.clear();
+      failMailList.clear();
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentScRsp clearQuick() {
+      if (isEmpty()) {
+        return this;
+      }
+      cachedSize = -1;
+      bitField0_ = 0;
+      attachment.clearQuick();
+      succMailIdList.clear();
+      failMailList.clearQuick();
+      return this;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+      if (o == this) {
+        return true;
+      }
+      if (!(o instanceof TakeMailAttachmentScRsp)) {
+        return false;
+      }
+      TakeMailAttachmentScRsp other = (TakeMailAttachmentScRsp) o;
+      return bitField0_ == other.bitField0_
+        && (!hasRetcode() || retcode == other.retcode)
+        && (!hasAttachment() || attachment.equals(other.attachment))
+        && (!hasSuccMailIdList() || succMailIdList.equals(other.succMailIdList))
+        && (!hasFailMailList() || failMailList.equals(other.failMailList));
+    }
+
+    @Override
+    public void writeTo(final ProtoSink output) throws IOException {
+      if ((bitField0_ & 0x00000001) != 0) {
+        output.writeRawByte((byte) 88);
+        output.writeUInt32NoTag(retcode);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        output.writeRawByte((byte) 82);
+        output.writeMessageNoTag(attachment);
+      }
+      if ((bitField0_ & 0x00000004) != 0) {
+        for (int i = 0; i < succMailIdList.length(); i++) {
+          output.writeRawByte((byte) 48);
+          output.writeUInt32NoTag(succMailIdList.array()[i]);
+        }
+      }
+      if ((bitField0_ & 0x00000008) != 0) {
+        for (int i = 0; i < failMailList.length(); i++) {
+          output.writeRawByte((byte) 106);
+          output.writeMessageNoTag(failMailList.get(i));
+        }
+      }
+    }
+
+    @Override
+    protected int computeSerializedSize() {
+      int size = 0;
+      if ((bitField0_ & 0x00000001) != 0) {
+        size += 1 + ProtoSink.computeUInt32SizeNoTag(retcode);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        size += 1 + ProtoSink.computeMessageSizeNoTag(attachment);
+      }
+      if ((bitField0_ & 0x00000004) != 0) {
+        size += (1 * succMailIdList.length()) + ProtoSink.computeRepeatedUInt32SizeNoTag(succMailIdList);
+      }
+      if ((bitField0_ & 0x00000008) != 0) {
+        size += (1 * failMailList.length()) + ProtoSink.computeRepeatedMessageSizeNoTag(failMailList);
+      }
+      return size;
+    }
+
+    @Override
+    @SuppressWarnings("fallthrough")
+    public TakeMailAttachmentScRsp mergeFrom(final ProtoSource input) throws IOException {
+      // Enabled Fall-Through Optimization (QuickBuffers)
+      int tag = input.readTag();
+      while (true) {
+        switch (tag) {
+          case 88: {
+            // retcode
+            retcode = input.readUInt32();
+            bitField0_ |= 0x00000001;
+            tag = input.readTag();
+            if (tag != 82) {
+              break;
+            }
+          }
+          case 82: {
+            // attachment
+            input.readMessage(attachment);
+            bitField0_ |= 0x00000002;
+            tag = input.readTag();
+            if (tag != 50) {
+              break;
+            }
+          }
+          case 50: {
+            // succMailIdList [packed=true]
+            input.readPackedUInt32(succMailIdList, tag);
+            bitField0_ |= 0x00000004;
+            tag = input.readTag();
+            if (tag != 106) {
+              break;
+            }
+          }
+          case 106: {
+            // failMailList
+            tag = input.readRepeatedMessage(failMailList, tag);
+            bitField0_ |= 0x00000008;
+            if (tag != 0) {
+              break;
+            }
+          }
+          case 0: {
+            return this;
+          }
+          default: {
+            if (!input.skipField(tag)) {
+              return this;
+            }
+            tag = input.readTag();
+            break;
+          }
+          case 48: {
+            // succMailIdList [packed=false]
+            tag = input.readRepeatedUInt32(succMailIdList, tag);
+            bitField0_ |= 0x00000004;
+            break;
+          }
+        }
+      }
+    }
+
+    @Override
+    public void writeTo(final JsonSink output) throws IOException {
+      output.beginObject();
+      if ((bitField0_ & 0x00000001) != 0) {
+        output.writeUInt32(FieldNames.retcode, retcode);
+      }
+      if ((bitField0_ & 0x00000002) != 0) {
+        output.writeMessage(FieldNames.attachment, attachment);
+      }
+      if ((bitField0_ & 0x00000004) != 0) {
+        output.writeRepeatedUInt32(FieldNames.succMailIdList, succMailIdList);
+      }
+      if ((bitField0_ & 0x00000008) != 0) {
+        output.writeRepeatedMessage(FieldNames.failMailList, failMailList);
+      }
+      output.endObject();
+    }
+
+    @Override
+    public TakeMailAttachmentScRsp mergeFrom(final JsonSource input) throws IOException {
+      if (!input.beginObject()) {
+        return this;
+      }
+      while (!input.isAtEnd()) {
+        switch (input.readFieldHash()) {
+          case 1097936398: {
+            if (input.isAtField(FieldNames.retcode)) {
+              if (!input.trySkipNullValue()) {
+                retcode = input.readUInt32();
+                bitField0_ |= 0x00000001;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          case -1963501277: {
+            if (input.isAtField(FieldNames.attachment)) {
+              if (!input.trySkipNullValue()) {
+                input.readMessage(attachment);
+                bitField0_ |= 0x00000002;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          case 492844242:
+          case 1318122903: {
+            if (input.isAtField(FieldNames.succMailIdList)) {
+              if (!input.trySkipNullValue()) {
+                input.readRepeatedUInt32(succMailIdList);
+                bitField0_ |= 0x00000004;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          case 1034400819:
+          case -348560827: {
+            if (input.isAtField(FieldNames.failMailList)) {
+              if (!input.trySkipNullValue()) {
+                input.readRepeatedMessage(failMailList);
+                bitField0_ |= 0x00000008;
+              }
+            } else {
+              input.skipUnknownField();
+            }
+            break;
+          }
+          default: {
+            input.skipUnknownField();
+            break;
+          }
+        }
+      }
+      input.endObject();
+      return this;
+    }
+
+    @Override
+    public TakeMailAttachmentScRsp clone() {
+      return new TakeMailAttachmentScRsp().copyFrom(this);
+    }
+
+    @Override
+    public boolean isEmpty() {
+      return ((bitField0_) == 0);
+    }
+
+    public static TakeMailAttachmentScRsp parseFrom(final byte[] data) throws
+        InvalidProtocolBufferException {
+      return ProtoMessage.mergeFrom(new TakeMailAttachmentScRsp(), data).checkInitialized();
+    }
+
+    public static TakeMailAttachmentScRsp parseFrom(final ProtoSource input) throws IOException {
+      return ProtoMessage.mergeFrom(new TakeMailAttachmentScRsp(), input).checkInitialized();
+    }
+
+    public static TakeMailAttachmentScRsp parseFrom(final JsonSource input) throws IOException {
+      return ProtoMessage.mergeFrom(new TakeMailAttachmentScRsp(), input).checkInitialized();
+    }
+
+    /**
+     * @return factory for creating TakeMailAttachmentScRsp messages
+     */
+    public static MessageFactory<TakeMailAttachmentScRsp> getFactory() {
+      return TakeMailAttachmentScRspFactory.INSTANCE;
+    }
+
+    private enum TakeMailAttachmentScRspFactory implements MessageFactory<TakeMailAttachmentScRsp> {
+      INSTANCE;
+
+      @Override
+      public TakeMailAttachmentScRsp create() {
+        return TakeMailAttachmentScRsp.newInstance();
+      }
+    }
+
+    /**
+     * Contains name constants used for serializing JSON
+     */
+    static class FieldNames {
+      static final FieldName retcode = FieldName.forField("retcode");
+
+      static final FieldName attachment = FieldName.forField("attachment");
+
+      static final FieldName succMailIdList = FieldName.forField("succMailIdList", "succ_mail_id_list");
+
+      static final FieldName failMailList = FieldName.forField("failMailList", "fail_mail_list");
+    }
+  }
+}

src/main/java/emu/lunarcore/game/mail/Mail.java

@@ -1,5 +1,6 @@
 package emu.lunarcore.game.mail;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
 
@@ -55,6 +56,13 @@ public class Mail {
         }
     }
     
+    public void addAttachment(GameItem item) {
+        if (this.attachments == null) {
+            this.attachments = new ArrayList<>();
+        }
+        this.attachments.add(item);
+    }
+    
     // Database
     
     public void save() {
@@ -75,8 +83,16 @@ public class Mail {
                 .setSender(this.getSender())
                 .setTime(this.getTime())
                 .setExpireTime(this.getExpiry())
-                .setIsRead(this.isRead())
-                .setAttachment(ItemList.newInstance());
+                .setIsRead(this.isRead());
+        
+        // Add attachments
+        ItemList list = ItemList.newInstance();
+        
+        if (this.attachments != null) {
+            this.attachments.stream().map(GameItem::toProto).forEach(list::addItemList);
+        }
+        
+        proto.setAttachment(list);
         
         return proto;
     }

src/main/java/emu/lunarcore/game/mail/Mailbox.java

@@ -1,9 +1,12 @@
 package emu.lunarcore.game.mail;
 
+import java.util.ArrayList;
 import java.util.Iterator;
+import java.util.List;
 import java.util.stream.Stream;
 
 import emu.lunarcore.LunarRail;
+import emu.lunarcore.game.inventory.GameItem;
 import emu.lunarcore.game.player.BasePlayerManager;
 import emu.lunarcore.game.player.Player;
 import emu.lunarcore.server.packet.send.PacketNewMailScNotify;
@@ -56,6 +59,28 @@ public class Mailbox extends BasePlayerManager implements Iterable<Mail> {
         // Send packet
         this.getPlayer().sendPacket(new PacketNewMailScNotify(mail));
     }
+
+    public synchronized List<GameItem> takeMailAttachments(RepeatedInt idList) {
+        List<GameItem> attachments = new ArrayList<>();
+        
+        for (int id : idList) {
+            Mail mail = getMap().get(id);
+            if (mail == null || mail.isRead() || mail.getAttachments() == null) {
+                continue;
+            }
+            
+            // Add attachments to inventory
+            for (GameItem item : mail.getAttachments()) {
+                getPlayer().getInventory().addItem(item);
+                attachments.add(item);
+            }
+            
+            // Set read
+            mail.setRead();
+        }
+        
+        return attachments;
+    }
     
     public synchronized IntList deleteMail(RepeatedInt idList) {
         IntList deleteList = new IntArrayList();
@@ -91,4 +116,5 @@ public class Mailbox extends BasePlayerManager implements Iterable<Mail> {
         
         stream.forEach(this::putMail);
     }
+
 }

src/main/java/emu/lunarcore/server/packet/recv/HandlerTakeMailAttachmentCsReq.java

@@ -0,0 +1,25 @@
+package emu.lunarcore.server.packet.recv;
+
+import java.util.List;
+
+import emu.lunarcore.game.inventory.GameItem;
+import emu.lunarcore.proto.TakeMailAttachmentCsReqOuterClass.TakeMailAttachmentCsReq;
+import emu.lunarcore.server.game.GameSession;
+import emu.lunarcore.server.packet.CmdId;
+import emu.lunarcore.server.packet.Opcodes;
+import emu.lunarcore.server.packet.PacketHandler;
+import emu.lunarcore.server.packet.send.PacketTakeMailAttachmentScRsp;
+
+@Opcodes(CmdId.TakeMailAttachmentCsReq)
+public class HandlerTakeMailAttachmentCsReq extends PacketHandler {
+
+    @Override
+    public void handle(GameSession session, byte[] header, byte[] data) throws Exception {
+        var req = TakeMailAttachmentCsReq.parseFrom(data);
+        
+        List<GameItem> attachments = session.getPlayer().getMailbox().takeMailAttachments(req.getMailIdList());
+        
+        session.send(new PacketTakeMailAttachmentScRsp(req.getMailIdList(), attachments));
+    }
+
+}

src/main/java/emu/lunarcore/server/packet/send/PacketTakeMailAttachmentScRsp.java

@@ -0,0 +1,28 @@
+package emu.lunarcore.server.packet.send;
+
+import java.util.Collection;
+
+import emu.lunarcore.game.inventory.GameItem;
+import emu.lunarcore.proto.TakeMailAttachmentScRspOuterClass.TakeMailAttachmentScRsp;
+import emu.lunarcore.server.packet.BasePacket;
+import emu.lunarcore.server.packet.CmdId;
+import us.hebi.quickbuf.RepeatedInt;
+
+public class PacketTakeMailAttachmentScRsp extends BasePacket {
+
+    public PacketTakeMailAttachmentScRsp(RepeatedInt idList, Collection<GameItem> items) {
+        super(CmdId.TakeMailAttachmentScRsp);
+        
+        var data = TakeMailAttachmentScRsp.newInstance();
+        
+        for (int id : idList) {
+            data.addSuccMailIdList(id);
+        }
+        
+        for (GameItem item : items) {
+            data.getMutableAttachment().addItemList(item.toProto());
+        }
+        
+        this.setData(data);
+    }
+}