[Feature] Add Parcel Feature for RoF2 Clients (#4198)

* Add Parcel Feature

Add the parcel system for RoF2 client

* Fixed a duplicate define

* Reformat

reformating and review changes

* Further Formatting

* Memory Mgmt Updates

Refactored to using unique_ptr/make_unique/etc to avoid manual memory mgmt.

Other format changes

* Refactor db structure

Refactor for db structure of parcels to character_parcels
Removal of parcel_merchants
Addition of npc_types.is_parcel_merchant
Cleanup as a result

* Refactor to use item id 99990 for money transfers.  Removed the money string function as a result, though simplified the messaging related to money.  Other updates based on feedback.

* Move prune routine out of scheduler and into a world process.
Removed RuleI from #define

* Update

* Update database.cpp

* Update database_update_manifest.cpp

* Update main.cpp

* Update client_process.cpp

* Update parcels.cpp

* Remove parcel merchant content to optional sql instead of manifest.

---------

Co-authored-by: Akkadius <akkadius1@gmail.com>

zone/worldserver.cpp

@@ -3859,6 +3859,51 @@ void WorldServer::HandleMessage(uint16 opcode, const EQ::Net::Packet &p)
 		}
 		break;
 	}
+		case ServerOP_ParcelDelivery: {
+			auto in = (Parcel_Struct *) pack->pBuffer;
+
+			if (strlen(in->send_to) == 0) {
+				LogError(
+					"ServerOP_ParcelDelivery pack received with incorrect character_name of {}.",
+					in->send_to
+				);
+				return;
+			}
+
+			for (auto const &c: entity_list.GetClientList()) {
+				if (strcasecmp(c.second->GetCleanName(), in->send_to) == 0) {
+					c.second->MessageString(
+						Chat::Yellow,
+						PARCEL_DELIVERY_ARRIVED
+					);
+					c.second->SendParcelStatus();
+					if (c.second->GetEngagedWithParcelMerchant()) {
+						c.second->SendParcel(*in);
+					}
+					return;
+				}
+			}
+
+			break;
+		}
+		case ServerOP_ParcelPrune: {
+			for (auto const &c: entity_list.GetClientList()) {
+				if (c.second->GetEngagedWithParcelMerchant()) {
+					c.second->Message(
+						Chat::Red,
+						"Parcel data has been updated.  Please re-open the Merchant Window."
+					);
+					c.second->SetEngagedWithParcelMerchant(false);
+					c.second->DoParcelCancel();
+
+					auto out = new EQApplicationPacket(OP_ShopEndConfirm);
+					c.second->QueuePacket(out);
+					safe_delete(out);
+					return;
+				}
+			}
+			break;
+		}
 	default: {
 		LogInfo("Unknown ZS Opcode [{}] size [{}]", (int)pack->opcode, pack->size);
 		break;