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* Add AI project reference and GetSummary operation. * Update tools and ai library reference. * Add features operation. * Fix parameter order. * Let signed in users call the summary method. * Cache feature list. * Add semantic kernel reference to all web apps. * Update to the newest sn AI libraries.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| using Microsoft.AspNetCore.Http; | ||
| using Microsoft.Extensions.DependencyInjection; | ||
| using SenseNet.AI.Text; | ||
| using SenseNet.ApplicationModel; | ||
| using SenseNet.ContentRepository; | ||
| using System; | ||
| using System.Threading.Tasks; | ||
|
|
||
| namespace SenseNet.Services.Core.Operations; | ||
|
|
||
| // ReSharper disable once InconsistentNaming | ||
| public static class AIOperations | ||
| { | ||
| /// <summary> | ||
| /// Gets the summary of a long text using AI. | ||
| /// </summary> | ||
| /// <snCategory>AI</snCategory> | ||
| /// <param name="content"></param> | ||
| /// <param name="maxWordCount">Maximum number of words in the summary.</param> | ||
| /// <param name="maxSentenceCount">Maximum number of sentences in the summary.</param> | ||
| /// <param name="context"></param> | ||
| /// <param name="text">A long text to create summary from.</param> | ||
| /// <returns>An object containing the summary.</returns> | ||
| [ODataAction] | ||
| [ContentTypes(N.CT.PortalRoot)] | ||
| [AllowedRoles(N.R.Everyone)] | ||
| public static async Task<object> GetSummary(Content content, HttpContext context, | ||
| int maxWordCount, int maxSentenceCount, string text) | ||
| { | ||
| //TODO: limit max parameters and text length by configuration | ||
| //TODO: add caller permissions: allowed roles | ||
|
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| var summaryProvider = context.RequestServices.GetService<ISummaryProvider>() ?? | ||
| throw new InvalidOperationException("AI summary provider is not available."); | ||
|
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| var summary = await summaryProvider.GetSummary(text, maxWordCount, maxSentenceCount, | ||
| context.RequestAborted).ConfigureAwait(false); | ||
|
|
||
| return new | ||
| { | ||
| summary | ||
| }; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| using System; | ||
| using System.Linq; | ||
| using System.Threading.Tasks; | ||
| using Microsoft.AspNetCore.Http; | ||
| using Microsoft.Extensions.Caching.Memory; | ||
| using Microsoft.Extensions.DependencyInjection; | ||
| using Microsoft.Extensions.Logging; | ||
| using SenseNet.ApplicationModel; | ||
| using SenseNet.ContentRepository; | ||
| using SenseNet.Tools.Features; | ||
| using Task = System.Threading.Tasks.Task; | ||
|
|
||
| namespace SenseNet.Services.Core.Operations; | ||
|
|
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| // ReSharper disable once InconsistentNaming | ||
| public static class FeatureOperations | ||
| { | ||
| #region Helper classes | ||
|
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| /// <summary> | ||
| /// View object for feature information. | ||
| /// </summary> | ||
| internal class FeatureInfo | ||
| { | ||
| public string Name { get; set; } | ||
| public string DisplayName { get; set; } | ||
| public FeatureAvailabilityInfo State { get; set; } | ||
| } | ||
|
|
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| /// <summary> | ||
| /// View object for feature availability. | ||
| /// </summary> | ||
| internal class FeatureAvailabilityInfo | ||
| { | ||
| /// <summary> | ||
| /// State of the feature. | ||
| /// </summary> | ||
| public string State { get; private set; } | ||
|
|
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| /// <summary> | ||
| /// Reason if the feature is not available. | ||
| /// </summary> | ||
| public string Reason { get; private set; } | ||
|
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| /// <summary> | ||
| /// Last time the feature was available. | ||
| /// </summary> | ||
| public DateTime? LastAvailable { get; private set; } | ||
|
|
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| internal static FeatureAvailabilityInfo FromFeatureAvailability(FeatureAvailability featureAvailability) | ||
| { | ||
| return new FeatureAvailabilityInfo | ||
| { | ||
| State = featureAvailability.State.ToString(), | ||
| Reason = featureAvailability.Reason, | ||
| LastAvailable = featureAvailability.LastAvailable | ||
| }; | ||
| } | ||
| } | ||
|
|
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| #endregion | ||
|
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| // private in-memory cache for the feature list | ||
| private static readonly IMemoryCache FeatureCache = new MemoryCache(new MemoryCacheOptions()); | ||
|
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| /// <summary> | ||
| /// Gets the list of registered features. | ||
| /// </summary> | ||
| /// <returns></returns> | ||
| [ODataFunction] | ||
| [ContentTypes(N.CT.PortalRoot)] | ||
| [AllowedRoles(N.R.Everyone)] | ||
| public static async Task<object> GetFeatures(Content content, HttpContext context) | ||
| { | ||
| const string cacheKey = "features"; | ||
|
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| if (FeatureCache.TryGetValue(cacheKey, out var cachedFeatures)) | ||
| return cachedFeatures; | ||
|
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| var logger = context.RequestServices.GetRequiredService<ILogger<FeatureInfo>>(); | ||
| var snFeatures = context.RequestServices.GetServices<ISnFeature>(); | ||
|
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| logger.LogTrace("Collecting available features."); | ||
|
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| var features = await Task.WhenAll(snFeatures.Select(async snFeature => | ||
| { | ||
| var state = await snFeature.GetStateAsync(context.RequestAborted).ConfigureAwait(false); | ||
| var featureInfo = new FeatureInfo | ||
| { | ||
| Name = snFeature.Name, | ||
| DisplayName = snFeature.DisplayName, | ||
| State = FeatureAvailabilityInfo.FromFeatureAvailability(state) | ||
| }; | ||
| //TODO: permission check for certain features | ||
| return featureInfo; | ||
| })); | ||
|
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| logger.LogTrace("Adding feature list with {count} items to the cache.", features.Length); | ||
|
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| FeatureCache.Set(cacheKey, features, TimeSpan.FromSeconds(30)); | ||
|
|
||
| return new | ||
| { | ||
| features | ||
| }; | ||
| } | ||
| } |
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