| | | 1 | | using Elsa.Extensions; |
| | | 2 | | using Elsa.Http.Resilience; |
| | | 3 | | using Elsa.Expressions.JavaScript.Notifications; |
| | | 4 | | using Elsa.Expressions.JavaScript.TypeDefinitions.Builders; |
| | | 5 | | using Elsa.Expressions.JavaScript.TypeDefinitions.Contracts; |
| | | 6 | | using Elsa.Expressions.JavaScript.TypeDefinitions.Models; |
| | | 7 | | using Elsa.Mediator.Contracts; |
| | | 8 | | using JetBrains.Annotations; |
| | | 9 | | |
| | | 10 | | namespace Elsa.Http.Scripting.JavaScript; |
| | | 11 | | |
| | | 12 | | /// <summary> |
| | | 13 | | /// Configures the JavaScript engine with additional .NET types that can be instantiated. |
| | | 14 | | /// </summary> |
| | | 15 | | [PublicAPI] |
| | | 16 | | public class HttpJavaScriptHandler : INotificationHandler<EvaluatingJavaScript>, ITypeDefinitionProvider, IFunctionDefin |
| | | 17 | | { |
| | | 18 | | private readonly ITypeDescriber _typeDescriber; |
| | | 19 | | |
| | | 20 | | /// <summary> |
| | | 21 | | /// Initializes a new instance of the <see cref="HttpJavaScriptHandler"/> class. |
| | | 22 | | /// </summary> |
| | 323 | 23 | | public HttpJavaScriptHandler(ITypeDescriber typeDescriber) |
| | | 24 | | { |
| | 323 | 25 | | _typeDescriber = typeDescriber; |
| | 323 | 26 | | } |
| | | 27 | | |
| | | 28 | | /// <inheritdoc /> |
| | | 29 | | Task INotificationHandler<EvaluatingJavaScript>.HandleAsync(EvaluatingJavaScript notification, CancellationToken can |
| | | 30 | | { |
| | 19 | 31 | | var engine = notification.Engine; |
| | 19 | 32 | | engine.RegisterType<HttpHeaders>(); |
| | 19 | 33 | | engine.RegisterType<Downloadable>(); |
| | 19 | 34 | | engine.RegisterType<HttpResilienceStrategy>(); |
| | | 35 | | |
| | 19 | 36 | | var activityExecutionContext = notification.Context; |
| | | 37 | | |
| | 19 | 38 | | engine.SetValue("createEventTriggerUrl", (Func<string, object?, string>)((eventName, lifetimeOrExpiryDate) => |
| | 19 | 39 | | { |
| | 0 | 40 | | return lifetimeOrExpiryDate switch |
| | 0 | 41 | | { |
| | 0 | 42 | | TimeSpan lifetime => activityExecutionContext.GenerateEventTriggerUrl(eventName, lifetime), |
| | 0 | 43 | | DateTimeOffset expiryDate => activityExecutionContext.GenerateEventTriggerUrl(eventName, expiryDate), |
| | 0 | 44 | | _ => activityExecutionContext.GenerateEventTriggerUrl(eventName) |
| | 0 | 45 | | }; |
| | 19 | 46 | | })); |
| | 19 | 47 | | return Task.CompletedTask; |
| | | 48 | | } |
| | | 49 | | |
| | | 50 | | /// <inheritdoc /> |
| | | 51 | | ValueTask<IEnumerable<TypeDefinition>> ITypeDefinitionProvider.GetTypeDefinitionsAsync(TypeDefinitionContext context |
| | | 52 | | { |
| | 0 | 53 | | var definitions = GetTypeDefinitions(context); |
| | 0 | 54 | | return new(definitions); |
| | | 55 | | } |
| | | 56 | | |
| | | 57 | | /// <inheritdoc /> |
| | | 58 | | ValueTask<IEnumerable<FunctionDefinition>> IFunctionDefinitionProvider.GetFunctionDefinitionsAsync(TypeDefinitionCon |
| | | 59 | | { |
| | 0 | 60 | | var definitions = GetFunctionDefinitions(context); |
| | 0 | 61 | | return new(definitions); |
| | | 62 | | } |
| | | 63 | | |
| | | 64 | | private IEnumerable<TypeDefinition> GetTypeDefinitions(TypeDefinitionContext context) |
| | | 65 | | { |
| | 0 | 66 | | yield return _typeDescriber.DescribeType(typeof(HttpHeaders)); |
| | 0 | 67 | | yield return _typeDescriber.DescribeType(typeof(Downloadable)); |
| | 0 | 68 | | yield return _typeDescriber.DescribeType(typeof(HttpResilienceStrategy)); |
| | 0 | 69 | | } |
| | | 70 | | |
| | | 71 | | private IEnumerable<FunctionDefinition> GetFunctionDefinitions(TypeDefinitionContext context) |
| | | 72 | | { |
| | 0 | 73 | | yield return CreateFunctionDefinition(function => function.Name("createEventTriggerUrl").ReturnType("string").Pa |
| | 0 | 74 | | yield return CreateFunctionDefinition(function => function.Name("createEventTriggerUrl").ReturnType("string").Pa |
| | 0 | 75 | | yield return CreateFunctionDefinition(function => function.Name("createEventTriggerUrl").ReturnType("string").Pa |
| | 0 | 76 | | } |
| | | 77 | | |
| | | 78 | | private FunctionDefinition CreateFunctionDefinition(Action<FunctionDefinitionBuilder> setup) |
| | | 79 | | { |
| | 0 | 80 | | var builder = new FunctionDefinitionBuilder(); |
| | 0 | 81 | | setup(builder); |
| | 0 | 82 | | return builder.BuildFunctionDefinition(); |
| | | 83 | | } |
| | | 84 | | } |