From 70c5cfa95c02060075eedcc9f682b7534e022ce8 Mon Sep 17 00:00:00 2001
From: Jose Luis Chavez del Cid <jlchavez@gmail.com>
Date: Mon, 24 Jun 2024 01:59:36 -0600
Subject: [PATCH] Javascript location customization

Following the pattern of other libraries from this author added support for settings the customization of the location of the javascript file.
---
 .../Extensions/IJSRuntimeExtensions.cs        | 13 ++++++-----
 .../IServiceCollectionExtensions.cs           | 22 +++++++++++++++++++
 .../Options/StreamPipeOptions.cs              |  1 -
 .../Options/StreamsOptions.cs                 | 18 +++++++++++++++
 .../Options/Transformer.cs                    |  2 +-
 5 files changed, 49 insertions(+), 7 deletions(-)
 create mode 100644 src/KristofferStrube.Blazor.Streams/Extensions/IServiceCollectionExtensions.cs
 create mode 100644 src/KristofferStrube.Blazor.Streams/Options/StreamsOptions.cs

diff --git a/src/KristofferStrube.Blazor.Streams/Extensions/IJSRuntimeExtensions.cs b/src/KristofferStrube.Blazor.Streams/Extensions/IJSRuntimeExtensions.cs
index b6b41cb..615e551 100644
--- a/src/KristofferStrube.Blazor.Streams/Extensions/IJSRuntimeExtensions.cs
+++ b/src/KristofferStrube.Blazor.Streams/Extensions/IJSRuntimeExtensions.cs
@@ -1,17 +1,20 @@
-using Microsoft.JSInterop;
+using KristofferStrube.Blazor.FileAPI.Options;
+using Microsoft.JSInterop;
 
 namespace KristofferStrube.Blazor.Streams;
 
 internal static class IJSRuntimeExtensions
 {
-    internal static async Task<IJSObjectReference> GetHelperAsync(this IJSRuntime jSRuntime)
+    internal static async Task<IJSObjectReference> GetHelperAsync(this IJSRuntime jSRuntime, StreamsOptions? options = null)
     {
+        options ??= StreamsOptions.DefaultInstance;
         return await jSRuntime.InvokeAsync<IJSObjectReference>(
-            "import", "./_content/KristofferStrube.Blazor.Streams/KristofferStrube.Blazor.Streams.js");
+            "import", options.FullScriptPath);
     }
-    internal static async Task<IJSInProcessObjectReference> GetInProcessHelperAsync(this IJSRuntime jSRuntime)
+    internal static async Task<IJSInProcessObjectReference> GetInProcessHelperAsync(this IJSRuntime jSRuntime, StreamsOptions? options = null)
     {
+        options ??= StreamsOptions.DefaultInstance;
         return await jSRuntime.InvokeAsync<IJSInProcessObjectReference>(
-            "import", "./_content/KristofferStrube.Blazor.Streams/KristofferStrube.Blazor.Streams.js");
+            "import", options.FullScriptPath);
     }
 }
diff --git a/src/KristofferStrube.Blazor.Streams/Extensions/IServiceCollectionExtensions.cs b/src/KristofferStrube.Blazor.Streams/Extensions/IServiceCollectionExtensions.cs
new file mode 100644
index 0000000..14e6704
--- /dev/null
+++ b/src/KristofferStrube.Blazor.Streams/Extensions/IServiceCollectionExtensions.cs
@@ -0,0 +1,22 @@
+using KristofferStrube.Blazor.FileAPI.Options;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.JSInterop;
+
+namespace KristofferStrube.Blazor.Streams;
+
+public static class IServiceCollectionExtensions
+{
+    public static IServiceCollection AddStreams(this IServiceCollection serviceCollection, Action<StreamsOptions>? configure)
+    {
+        serviceCollection.ConfigureStreamOptions(configure);
+        return serviceCollection;
+    }
+
+    private static void ConfigureStreamOptions(this IServiceCollection services, Action<StreamsOptions>? configure)
+    {
+        if (configure is null) return;
+
+        services.Configure(configure);
+        configure(StreamsOptions.DefaultInstance);
+    }
+}
\ No newline at end of file
diff --git a/src/KristofferStrube.Blazor.Streams/Options/StreamPipeOptions.cs b/src/KristofferStrube.Blazor.Streams/Options/StreamPipeOptions.cs
index 8ac6cf0..1cde721 100644
--- a/src/KristofferStrube.Blazor.Streams/Options/StreamPipeOptions.cs
+++ b/src/KristofferStrube.Blazor.Streams/Options/StreamPipeOptions.cs
@@ -1,5 +1,4 @@
 using KristofferStrube.Blazor.DOM;
-using KristofferStrube.Blazor.DOM.Abort;
 using System.Text.Json.Serialization;
 
 namespace KristofferStrube.Blazor.Streams;
diff --git a/src/KristofferStrube.Blazor.Streams/Options/StreamsOptions.cs b/src/KristofferStrube.Blazor.Streams/Options/StreamsOptions.cs
new file mode 100644
index 0000000..440449e
--- /dev/null
+++ b/src/KristofferStrube.Blazor.Streams/Options/StreamsOptions.cs
@@ -0,0 +1,18 @@
+using System.Reflection;
+
+namespace KristofferStrube.Blazor.FileAPI.Options;
+
+public class StreamsOptions
+{
+    public const string DefaultBasePath = "./_content/";
+    public static readonly string DefaultNamespace = Assembly.GetExecutingAssembly().GetName().Name ?? "KristofferStrube.Blazor.Streams";
+    public static readonly string DefaultScriptPath = $"{DefaultNamespace}/{DefaultNamespace}.js";
+
+    public string BasePath { get; set; } = DefaultBasePath;
+    public string ScriptPath { get; set; } = DefaultScriptPath;
+
+    public string FullScriptPath => Path.Combine(this.BasePath, this.ScriptPath);
+
+    internal static StreamsOptions DefaultInstance = new();
+
+}
\ No newline at end of file
diff --git a/src/KristofferStrube.Blazor.Streams/Options/Transformer.cs b/src/KristofferStrube.Blazor.Streams/Options/Transformer.cs
index 91707af..ef6775c 100644
--- a/src/KristofferStrube.Blazor.Streams/Options/Transformer.cs
+++ b/src/KristofferStrube.Blazor.Streams/Options/Transformer.cs
@@ -38,7 +38,7 @@ public static Task<Transformer> CreateAsync(IJSRuntime jSRuntime)
     /// <param name="jSRuntime">An <see cref="IJSRuntime"/> instance.</param>
     protected Transformer(IJSRuntime jSRuntime)
     {
-        helperTask = new(jSRuntime.GetHelperAsync);
+        helperTask = new(() => jSRuntime.GetHelperAsync());
         this.jSRuntime = jSRuntime;
         ObjRef = DotNetObjectReference.Create(this);
     }