Working OpenBirch

OpenBirchWebsite.sln

@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.10.35027.167
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OpenBirchWebsite", "OpenBirchWebsite\OpenBirchWebsite.csproj", "{545F3FB5-4102-4288-938C-3F4FFC613567}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "OpenBirchWebsite", "OpenBirchWebsite\OpenBirchWebsite.csproj", "{545F3FB5-4102-4288-938C-3F4FFC613567}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

OpenBirchWebsite/Layout/MainLayout.razor

@@ -9,6 +9,7 @@
         <MudImage Width="50" Height="50" ObjectFit=ObjectFit.Fill Src="images/fi478h5fj45d1.webp" Alt="Logo" Elevation="25" Class="rounded-lg" />
         <MudText Typo="Typo.h5" Class="ml-3">OpenBirch</MudText>
         <MudSpacer />
+        <MudButton Variant="Variant.Text" Href="/eval" Class="pr-4">Eval demo</MudButton>
         <MudButton Variant="Variant.Text" Href="/download" Class="pr-4">Download</MudButton>
         <MudIconButton Icon="@Icons.Material.Filled.Menu" Color="Color.Inherit" Edge="Edge.Start" OnClick="@((e) => DrawerToggle())" />
     </MudAppBar>

OpenBirchWebsite/OpenBirchWebsite.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
+<Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
 
   <PropertyGroup>
     <TargetFramework>net8.0</TargetFramework>
@@ -7,6 +7,10 @@
     <ServiceWorkerAssetsManifest>service-worker-assets.js</ServiceWorkerAssetsManifest>
   </PropertyGroup>
 
+  <ItemGroup>
+    <None Include="wwwroot\JavaScript🤮\eval.js" />
+  </ItemGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.0.7" />
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.DevServer" Version="8.0.7" PrivateAssets="all" />

OpenBirchWebsite/Pages/Counter.razor

@@ -1,4 +1,5 @@
 @page "/counter"
+@using System.Runtime.InteropServices
 
 <PageTitle>Counter</PageTitle>
 
@@ -6,13 +7,14 @@
 
 <p role="status">Current count: @currentCount</p>
 
-<button class="btn btn-primary" @onclick="IncrementCount">Click me</button>
+<MudButton Color="Color.Primary" Variant=" Variant.Filled" OnClick="test">Click me</MudButton>
 
 @code {
     private int currentCount = 0;
+    [DllImport("counter")]
+    static extern int fact(int n);
 
-    private void IncrementCount()
-    {
-        currentCount++;
+    public void test() {
+        currentCount = fact(10);
     }
 }

OpenBirchWebsite/Pages/EvalComponent.razor

@@ -0,0 +1,18 @@
+@page "/eval"
+@inject IJSRuntime JSRuntime
+
+<h3>Eval Component</h3>
+
+<input id="inputText" @bind="InputText" placeholder="Enter text" />
+<button @onclick="RunEval">Evaluate</button>
+<div id="result">@Result</div>
+
+@code {
+    private string InputText { get; set; }
+    private string Result { get; set; }
+
+    private async Task RunEval()
+    {
+        Result = await JSRuntime.InvokeAsync<string>("runEval", InputText);
+    }
+}

OpenBirchWebsite/Pages/Home.razor

@@ -1,4 +1,5 @@
 @page "/"
+@inject IJSRuntime jsRuntime
 
 <PageTitle>Home</PageTitle>
 
@@ -38,6 +39,4 @@
             return;
         }
     }
-
-
 }

OpenBirchWebsite/Properties/launchSettings.json

@@ -1,4 +1,36 @@
 {
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "dotnetRunMessages": true,
+      "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}",
+      "applicationUrl": "http://localhost:5126",
+      "nativeDebugging": true
+    },
+    "https": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "dotnetRunMessages": true,
+      "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}",
+      "applicationUrl": "https://localhost:7127;http://localhost:5126",
+      "nativeDebugging": true
+    },
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}"
+    }
+  },
   "$schema": "http://json.schemastore.org/launchsettings.json",
   "iisSettings": {
     "windowsAuthentication": false,
@@ -7,35 +39,5 @@
       "applicationUrl": "http://localhost:39722",
       "sslPort": 44361
     }
-  },
-  "profiles": {
-    "http": {
-      "commandName": "Project",
-      "dotnetRunMessages": true,
-      "launchBrowser": true,
-      "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}",
-      "applicationUrl": "http://localhost:5126",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    },
-    "https": {
-      "commandName": "Project",
-      "dotnetRunMessages": true,
-      "launchBrowser": true,
-      "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}",
-      "applicationUrl": "https://localhost:7127;http://localhost:5126",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    },
-    "IIS Express": {
-      "commandName": "IISExpress",
-      "launchBrowser": true,
-      "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    }
   }
 }

OpenBirchWebsite/wwwroot/JavaScript🤮/eval.js

@@ -0,0 +1,32 @@
+function str2C(s) {
+    var size = lengthBytesUTF8(s) + 1;
+    var ret = _malloc(size);
+    stringToUTF8Array(s, HEAP8, ret, size);
+    return ret;
+}
+
+window.runEval = function (inputText) {
+    console.log("input: " + inputText);
+    var inputPtr = str2C(inputText);
+    var resultPointer = Module2._eval(inputPtr);
+
+    var resultString = "";
+
+    // Convert resultPointer (char*) to JavaScript string
+    // Here, we treat it as ASCII and convert byte by byte
+    if (resultPointer) {
+        var i = 0;
+        while (true) {
+            var charCode = Module2.getValue(resultPointer + i, 'i8');
+            if (charCode === 0) break;
+            resultString += String.fromCharCode(charCode);
+            i++;
+        }
+    }
+    console.log("Result from eval:", resultString);
+
+    // Free allocated memory
+    _free(resultPointer);
+
+    return resultString;
+}

OpenBirchWebsite/wwwroot/index.html

@@ -33,6 +33,8 @@
     </div>
     <script src="_framework/blazor.webassembly.js"></script>
     <script>navigator.serviceWorker.register('service-worker.js');</script>
+    <script src="JavaScript🤮/eval.js"></script>
+    <script src="JavaScript🤮/OpenBirch.js"></script>
 </body>
 
 </html>