OpenSim-Test/OpenSim/Services/Interfaces/IInventoryService.cs

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using System;
using System.Collections.Generic;
using OpenSim.Framework;
using OpenMetaverse;

namespace OpenSim.Services.Interfaces
{
    /// <summary>
    /// Callback used when a user's inventory is received from the inventory service
    /// </summary>
    public delegate void InventoryReceiptCallback(
        ICollection<InventoryFolderImpl> folders, ICollection<InventoryItemBase> items);

    public interface IInventoryService
    {
        /// <summary>
        /// Create the entire inventory for a given user
        /// </summary>
        /// <param name="user"></param>
        /// <returns></returns>
        bool CreateUserInventory(UUID user);

        /// <summary>
        /// Gets the skeleton of the inventory -- folders only
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        List<InventoryFolderBase> GetInventorySkeleton(UUID userId);

        /// <summary>
        /// Synchronous inventory fetch.
        /// </summary>
        /// <param name="userID"></param>
        /// <returns></returns>
        InventoryCollection GetUserInventory(UUID userID);

        /// <summary>
        /// Request the inventory for a user.  This is an asynchronous operation that will call the callback when the
        /// inventory has been received
        /// </summary>
        /// <param name="userID"></param>
        /// <param name="callback"></param>
        void GetUserInventory(UUID userID, InventoryReceiptCallback callback);

        /// <summary>
        /// Retrieve the root inventory folder for the given user.
        /// </summary>
        /// <param name="userID"></param>
        /// <returns>null if no root folder was found</returns>
        InventoryFolderBase GetRootFolder(UUID userID);

        /// <summary>
        /// Gets the user folder for the given folder-type
        /// </summary>
        /// <param name="userID"></param>
        /// <param name="type"></param>
        /// <returns></returns>
        InventoryFolderBase GetFolderForType(UUID userID, AssetType type);

        /// <summary>
        /// Gets everything (folders and items) inside a folder
        /// </summary>
        /// <param name="userId"></param>
        /// <param name="folderID"></param>
        /// <returns></returns>
        InventoryCollection GetFolderContent(UUID userID, UUID folderID);
        
        /// <summary>
        /// Gets the items inside a folder
        /// </summary>
        /// <param name="userID"></param>
        /// <param name="folderID"></param>
        /// <returns></returns>
        List<InventoryItemBase> GetFolderItems(UUID userID, UUID folderID);

        /// <summary>
        /// Add a new folder to the user's inventory
        /// </summary>
        /// <param name="folder"></param>
        /// <returns>true if the folder was successfully added</returns>
        bool AddFolder(InventoryFolderBase folder);

        /// <summary>
        /// Update a folder in the user's inventory
        /// </summary>
        /// <param name="folder"></param>
        /// <returns>true if the folder was successfully updated</returns>
        bool UpdateFolder(InventoryFolderBase folder);

        /// <summary>
        /// Move an inventory folder to a new location
        /// </summary>
        /// <param name="folder">A folder containing the details of the new location</param>
        /// <returns>true if the folder was successfully moved</returns>
        bool MoveFolder(InventoryFolderBase folder);

        /// <summary>
        /// Purge an inventory folder of all its items and subfolders.
        /// </summary>
        /// <param name="folder"></param>
        /// <returns>true if the folder was successfully purged</returns>
        bool PurgeFolder(InventoryFolderBase folder);

        /// <summary>
        /// Add a new item to the user's inventory
        /// </summary>
        /// <param name="item"></param>
        /// <returns>true if the item was successfully added</returns>
        bool AddItem(InventoryItemBase item);

        /// <summary>
        /// Update an item in the user's inventory
        /// </summary>
        /// <param name="item"></param>
        /// <returns>true if the item was successfully updated</returns>
        bool UpdateItem(InventoryItemBase item);

        /// <summary>
        /// Delete an item from the user's inventory
        /// </summary>
        /// <param name="item"></param>
        /// <returns>true if the item was successfully deleted</returns>
        bool DeleteItem(InventoryItemBase item);

        InventoryItemBase QueryItem(InventoryItemBase item);

        InventoryFolderBase QueryFolder(InventoryFolderBase folder);

        /// <summary>
        /// Does the given user have an inventory structure?
        /// </summary>
        /// <param name="userID"></param>
        /// <returns></returns>
        bool HasInventoryForUser(UUID userID);

        /// <summary>
        /// Get the active gestures of the agent.
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        List<InventoryItemBase> GetActiveGestures(UUID userId);
    }
}