/*
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 * See CONTRIBUTORS.TXT for a full list of copyright holders.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSimulator Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 */

using System;
using OpenMetaverse;
using OpenMetaverse.Assets;
using OpenSim.Framework;
using OpenSim.Region.Framework.Scenes;
using OpenSim.Services.Interfaces;

namespace OpenSim.Tests.Common
{
    /// <summary>
    /// Utility functions for carrying out task inventory tests.
    /// </summary>
    ///
    public static class TaskInventoryHelpers
    {
        /// <summary>
        /// Add a notecard item to the given part.
        /// </summary>
        /// <param name="scene"></param>
        /// <param name="part"></param>
        /// <param name="itemName"></param>
        /// <param name="itemID"></param>
        /// <param name="assetID"></param>
        /// <returns>The item that was added</returns>
        public static TaskInventoryItem AddNotecard(Scene scene, SceneObjectPart part, string itemName, UUID itemID, UUID assetID)
        {
            AssetNotecard nc = new AssetNotecard();
            nc.BodyText = "Hello World!";
            nc.Encode();

            AssetBase ncAsset
                = AssetHelpers.CreateAsset(assetID, AssetType.Notecard, nc.AssetData, UUID.Zero);
            scene.AssetService.Store(ncAsset);

            TaskInventoryItem ncItem 
                = new TaskInventoryItem 
                    { Name = itemName, AssetID = assetID, ItemID = itemID,
                      Type = (int)AssetType.Notecard, InvType = (int)InventoryType.Notecard };
            part.Inventory.AddInventoryItem(ncItem, true); 
            
            return ncItem;
        }

        /// <summary>
        /// Add a blank script to the given part.
        /// </summary>
        /// <remarks>
        /// TODO: Accept input for item and asset IDs to avoid mysterious script failures that try to use any of these
        /// functions more than once in a test.
        /// </remarks>
        /// <param name="scene"></param>
        /// <param name="part"></param>
        /// <returns>The item that was added</returns>
        public static TaskInventoryItem AddScript(Scene scene, SceneObjectPart part)
        {
            AssetScriptText ast = new AssetScriptText();
            ast.Encode();

            UUID assetUuid = new UUID("00000000-0000-0000-1000-000000000000");
            UUID itemUuid = new UUID("00000000-0000-0000-1100-000000000000");
            AssetBase asset
                = AssetHelpers.CreateAsset(assetUuid, AssetType.LSLText, ast.AssetData, UUID.Zero);
            scene.AssetService.Store(asset);
            TaskInventoryItem item
                = new TaskInventoryItem 
                    { Name = "scriptItem", AssetID = assetUuid, ItemID = itemUuid,
                      Type = (int)AssetType.LSLText, InvType = (int)InventoryType.LSL };
            part.Inventory.AddInventoryItem(item, true);
            
            return item;
        }

        /// <summary>
        /// Add a scene object item to the given part.
        /// </summary>
        /// <remarks>
        /// TODO: Accept input for item and asset IDs to avoid mysterious script failures that try to use any of these
        /// functions more than once in a test.
        /// </remarks>
        ///
        /// <param name="scene"></param>
        /// <param name="sop"></param>
        /// <param name="itemName"></param>
        /// <param name="id"></param>
        /// <param name="userId"></param>
        public static TaskInventoryItem AddSceneObject(
            Scene scene, SceneObjectPart sop, string itemName, UUID id, UUID userId)
        {
            SceneObjectGroup taskSceneObject = SceneHelpers.CreateSceneObject(1, UUID.Zero);
            AssetBase taskSceneObjectAsset = AssetHelpers.CreateAsset(0x10, taskSceneObject);
            scene.AssetService.Store(taskSceneObjectAsset);
            TaskInventoryItem taskSceneObjectItem
                = new TaskInventoryItem
                    { Name = itemName,
                      AssetID = taskSceneObjectAsset.FullID,
                      ItemID = id,
                      OwnerID = userId,
                      Type = (int)AssetType.Object,
                      InvType = (int)InventoryType.Object };
            sop.Inventory.AddInventoryItem(taskSceneObjectItem, true);

            return taskSceneObjectItem;
        }
    }
}