HISP/Horse Isle Server/HorseIsleServer/Game/DroppedItems.cs
2021-01-28 23:27:58 +13:00

347 lines
14 KiB
C#
Executable file

using System;
using System.Collections.Generic;
using HISP.Server;
namespace HISP.Game
{
class DroppedItems
{
public struct DroppedItem
{
public int X;
public int Y;
public int DespawnTimer;
public ItemInstance instance;
}
private static int epoch = 0;
private static List<DroppedItem> droppedItemsList = new List<DroppedItem>();
public static int GetCountOfItem(Item.ItemInformation item)
{
DroppedItem[] dropedItems = droppedItemsList.ToArray();
int count = 0;
foreach(DroppedItem droppedItem in dropedItems)
{
if (droppedItem.instance == null)
{
RemoveDroppedItem(droppedItem);
continue;
}
if(droppedItem.instance.ItemId == item.Id)
{
count++;
}
}
return count;
}
public static DroppedItem[] GetItemsAt(int x, int y)
{
DroppedItem[] dropedItems = droppedItemsList.ToArray();
List<DroppedItem> items = new List<DroppedItem>();
foreach(DroppedItem droppedItem in dropedItems)
{
if(droppedItem.X == x && droppedItem.Y == y)
{
items.Add(droppedItem);
}
}
return items.ToArray();
}
public static void ReadFromDatabase()
{
DroppedItem[] items = Database.GetDroppedItems();
foreach (DroppedItem droppedItem in items)
droppedItemsList.Add(droppedItem);
}
public static void Update()
{
int epoch_new = (Int32)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds;
DespawnItems(epoch, epoch_new);
GenerateItems();
}
public static void RemoveDroppedItem(DroppedItem item)
{
int randomId = item.instance.RandomId;
Database.RemoveDroppedItem(randomId);
droppedItemsList.Remove(item);
}
public static bool IsDroppedItemExist(int randomId)
{
try
{
GetDroppedItemById(randomId);
return true;
}
catch(KeyNotFoundException)
{
return false;
}
}
public static DroppedItem GetDroppedItemById(int randomId)
{
DroppedItem[] dropedItems = droppedItemsList.ToArray();
foreach (DroppedItem item in dropedItems)
{
if(item.instance.RandomId == randomId)
{
return item;
}
}
throw new KeyNotFoundException("Random id: " + randomId.ToString() + " not found");
}
public static void DespawnItems(int old_epoch, int new_epoch)
{
int removedCount = 0;
DroppedItem[] items = droppedItemsList.ToArray();
foreach (DroppedItem item in items)
{
if(new_epoch + item.DespawnTimer < old_epoch)
{
if(GameServer.GetUsersAt(item.X, item.Y,true,true).Length == 0)
{
RemoveDroppedItem(item);
removedCount++;
}
}
}
if(removedCount > 0)
epoch = new_epoch;
}
public static void AddItem(ItemInstance item, int x, int y)
{
DroppedItem droppedItem = new DroppedItem();
droppedItem.X = x;
droppedItem.Y = y;
droppedItem.DespawnTimer = 1500;
droppedItem.instance = item;
droppedItemsList.Add(droppedItem);
}
public static void GenerateItems()
{
int newItems = 0;
foreach (Item.ItemInformation item in Item.Items)
{
int count = GetCountOfItem(item);
while (count < item.SpawnParamaters.SpawnCap)
{
count++;
int despawnTimer = GameServer.RandomNumberGenerator.Next(900, 1500);
if (item.SpawnParamaters.SpawnInZone != null)
{
World.Zone spawnArea = World.GetZoneByName(item.SpawnParamaters.SpawnInZone);
while(true)
{
// Pick a random location inside the zone
int tryX = GameServer.RandomNumberGenerator.Next(spawnArea.StartX, spawnArea.EndX);
int tryY = GameServer.RandomNumberGenerator.Next(spawnArea.StartY, spawnArea.EndY);
if (World.InSpecialTile(tryX, tryY))
continue;
if (Map.CheckPassable(tryX, tryY)) // Can the player walk here?
{
int TileID = Map.GetTileId(tryX, tryY, false);
string TileType = Map.TerrainTiles[TileID - 1].Type; // Is it the right type?
if (item.SpawnParamaters.SpawnOnTileType == TileType)
{
ItemInstance instance = new ItemInstance(item.Id);
DroppedItem droppedItem = new DroppedItem();
droppedItem.X = tryX;
droppedItem.Y = tryY;
droppedItem.DespawnTimer = despawnTimer;
droppedItem.instance = instance;
droppedItemsList.Add(droppedItem);
Database.AddDroppedItem(droppedItem);
Logger.DebugPrint("Created Item ID: " + instance.ItemId + " in ZONE: " + spawnArea.Name + " at: X: " + droppedItem.X + " Y: " + droppedItem.Y);
newItems++;
break;
}
else
{
continue;
}
}
else
{
continue;
}
}
}
else if (item.SpawnParamaters.SpawnOnSpecialTile != null)
{
while(true)
{
// Pick a random special tile
World.SpecialTile[] possileTiles = World.GetSpecialTilesByName(item.SpawnParamaters.SpawnOnSpecialTile);
World.SpecialTile spawnOn = possileTiles[GameServer.RandomNumberGenerator.Next(0, possileTiles.Length)];
if (Map.CheckPassable(spawnOn.X, spawnOn.Y))
{
ItemInstance instance = new ItemInstance(item.Id);
DroppedItem droppedItem = new DroppedItem();
droppedItem.X = spawnOn.X;
droppedItem.Y = spawnOn.Y;
droppedItem.DespawnTimer = despawnTimer;
droppedItem.instance = instance;
droppedItemsList.Add(droppedItem);
Database.AddDroppedItem(droppedItem);
Logger.DebugPrint("Created Item ID: " + instance.ItemId + " at: X: " + droppedItem.X + " Y: " + droppedItem.Y);
newItems++;
break;
}
else
{
continue;
}
}
}
else if (item.SpawnParamaters.SpawnNearSpecialTile != null)
{
while (true)
{
// Pick a random special tile
World.SpecialTile[] possileTiles = World.GetSpecialTilesByName(item.SpawnParamaters.SpawnNearSpecialTile);
World.SpecialTile spawnNearTile = possileTiles[GameServer.RandomNumberGenerator.Next(0, possileTiles.Length)];
// Pick a direction to try spawn in
int direction = GameServer.RandomNumberGenerator.Next(0, 4);
int tryX = 0;
int tryY = 0;
if (direction == 0)
{
tryX = spawnNearTile.X + 1;
tryY = spawnNearTile.Y;
}
else if(direction == 1)
{
tryX = spawnNearTile.X - 1;
tryY = spawnNearTile.Y;
}
else if(direction == 3)
{
tryX = spawnNearTile.X;
tryY = spawnNearTile.Y + 1;
}
else if (direction == 4)
{
tryX = spawnNearTile.X;
tryY = spawnNearTile.Y - 1;
}
if (World.InSpecialTile(tryX, tryY))
{
World.SpecialTile tile = World.GetSpecialTile(tryX, tryY);
if (tile.Code != null)
continue;
}
if (Map.CheckPassable(tryX, tryY))
{
ItemInstance instance = new ItemInstance(item.Id);
DroppedItem droppedItem = new DroppedItem();
droppedItem.X = tryX;
droppedItem.Y = tryY;
droppedItem.DespawnTimer = despawnTimer;
droppedItem.instance = instance;
droppedItemsList.Add(droppedItem);
Database.AddDroppedItem(droppedItem);
Logger.DebugPrint("Created Item ID: " + instance.ItemId + " at: X: " + droppedItem.X + " Y: " + droppedItem.Y);
newItems++;
break;
}
else
{
continue;
}
}
}
else if (item.SpawnParamaters.SpawnOnTileType != null)
{
while (true)
{
// Pick a random isle:
int isleId = GameServer.RandomNumberGenerator.Next(0, World.Isles.Count);
World.Isle isle = World.Isles[isleId];
// Pick a random location inside the isle
int tryX = GameServer.RandomNumberGenerator.Next(isle.StartX, isle.EndX);
int tryY = GameServer.RandomNumberGenerator.Next(isle.StartY, isle.EndY);
if (World.InSpecialTile(tryX, tryY))
continue;
if (Map.CheckPassable(tryX, tryY)) // Can the player walk here?
{
int TileID = Map.GetTileId(tryX, tryY, false);
string TileType = Map.TerrainTiles[TileID - 1].Type; // Is it the right type?
if (item.SpawnParamaters.SpawnOnTileType == TileType)
{
ItemInstance instance = new ItemInstance(item.Id);
DroppedItem droppedItem = new DroppedItem();
droppedItem.X = tryX;
droppedItem.Y = tryY;
droppedItem.DespawnTimer = despawnTimer;
droppedItem.instance = instance;
droppedItemsList.Add(droppedItem);
Database.AddDroppedItem(droppedItem);
Logger.DebugPrint("Created Item ID: " + instance.ItemId + " in " + isle.Name + " at: X: " + droppedItem.X + " Y: " + droppedItem.Y);
newItems++;
break;
}
else
{
continue;
}
}
else
{
continue;
}
}
}
}
}
}
public static void Init()
{
ReadFromDatabase();
Logger.InfoPrint("Generating items, (this may take awhile on a fresh database!)");
GenerateItems();
}
}
}