Added the EDI specification

app/MindWork AI Studio/Assistants/EDI/AssistantEDI.razor

@@ -20,6 +20,18 @@
 <PreviewPrototype/>
 <div class="mb-6"></div>
 
+<MudStack Row="@true" AlignItems="AlignItems.Center" Class="mb-3">
+    <MudSelect T="EDIVersion" @bind-Value="@this.selectedEDIVersion" Label="EDI specification version" Variant="Variant.Outlined" Margin="Margin.Dense" Validation="@this.ValidateEDIVersion">
+        @foreach (var version in Enum.GetValues<EDIVersion>())
+        {
+            <MudSelectItem Value="@version">@version</MudSelectItem>
+        }
+    </MudSelect>
+    <MudButton Variant="Variant.Outlined" Size="Size.Small" Disabled="@(!this.selectedEDIVersion.WasSpecificationSelected())" Href="@this.selectedEDIVersion.SpecificationURL()" Target="_blank">
+        <MudIcon Icon="@Icons.Material.Filled.Link" Class="mr-2"/> Download specification
+    </MudButton>
+</MudStack>
+
 <MudStack Row="@true" Class="mb-3">
     <MudSelect T="ProgrammingLanguages" @bind-Value="@this.selectedProgrammingLanguage" AdornmentIcon="@Icons.Material.Filled.Code" Adornment="Adornment.Start" Label="Programming language" Variant="Variant.Outlined" Margin="Margin.Dense" Validation="@this.ValidateProgrammingLanguage">
         @foreach (var language in Enum.GetValues<ProgrammingLanguages>())

app/MindWork AI Studio/Assistants/EDI/AssistantEDI.razor.cs

@@ -1,9 +1,14 @@
 using AIStudio.Chat;
 
+using Microsoft.AspNetCore.Components;
+
 namespace AIStudio.Assistants.EDI;
 
 public partial class AssistantEDI : AssistantBaseCore
 {
+    [Inject]
+    private HttpClient HttpClient { get; set; } = null!;
+    
     public override Tools.Components Component => Tools.Components.EDI_ASSISTANT;
     
     protected override string Title => "EDI Server";
@@ -37,6 +42,7 @@ public partial class AssistantEDI : AssistantBaseCore
     {
         if (!this.MightPreselectValues())
         {
+            this.selectedEDIVersion = EDIVersion.V1;
             this.selectedProgrammingLanguage = ProgrammingLanguages.NONE;
             this.otherProgrammingLanguage = string.Empty;
             this.selectedDataSource = DataSources.NONE;
@@ -56,6 +62,7 @@ public partial class AssistantEDI : AssistantBaseCore
     {
         if (this.SettingsManager.ConfigurationData.EDI.PreselectOptions)
         {
+            this.selectedEDIVersion = this.SettingsManager.ConfigurationData.EDI.PreselectedEDIVersion;
             this.selectedProgrammingLanguage = this.SettingsManager.ConfigurationData.EDI.PreselectedProgrammingLanguage;
             this.otherProgrammingLanguage = this.SettingsManager.ConfigurationData.EDI.PreselectedOtherProgrammingLanguage;
             this.selectedDataSource = this.SettingsManager.ConfigurationData.EDI.PreselectedDataSource;
@@ -77,6 +84,7 @@ public partial class AssistantEDI : AssistantBaseCore
         return false;
     }
     
+    private EDIVersion selectedEDIVersion = EDIVersion.V1;
     private ProgrammingLanguages selectedProgrammingLanguage = ProgrammingLanguages.NONE;
     private string otherProgrammingLanguage = string.Empty;
     private DataSources selectedDataSource = DataSources.NONE;
@@ -90,6 +98,14 @@ public partial class AssistantEDI : AssistantBaseCore
     private string retrievalDescription = string.Empty;
     private string additionalLibraries = string.Empty;
     
+    private string? ValidateEDIVersion(EDIVersion version)
+    {
+        if (version == EDIVersion.NONE)
+            return "Please select an EDI specification version for the EDI server.";
+        
+        return null;
+    }
+    
     private string? ValidateProgrammingLanguage(ProgrammingLanguages language)
     {
         if (language == ProgrammingLanguages.OTHER)
@@ -307,5 +323,11 @@ public partial class AssistantEDI : AssistantBaseCore
         await this.form!.Validate();
         if (!this.inputIsValid)
             return;
+        
+        var ediSpecification = await this.selectedEDIVersion.ReadSpecification(this.HttpClient);
+        if (string.IsNullOrWhiteSpace(ediSpecification))
+        {
+            // TODO: Show an error message
+        }
     }
 }

app/MindWork AI Studio/Assistants/EDI/EDIVersion.cs

@@ -0,0 +1,8 @@
+namespace AIStudio.Assistants.EDI;
+
+public enum EDIVersion
+{
+    NONE,
+    
+    V1,
+}

app/MindWork AI Studio/Assistants/EDI/EDIVersionExtensions.cs

@@ -0,0 +1,27 @@
+namespace AIStudio.Assistants.EDI;
+
+public static class EDIVersionExtensions
+{
+    public static async Task<string> ReadSpecification(this EDIVersion version, HttpClient httpClient)
+    {
+        try
+        {
+            var url = version.SpecificationURL();
+            var response = await httpClient.GetAsync(url);
+            return await response.Content.ReadAsStringAsync();
+        }
+        catch
+        {
+            return string.Empty;
+        }
+    }
+    
+    public static string SpecificationURL(this EDIVersion version)
+    {
+        var nameLower = version.ToString().ToLowerInvariant();
+        var filename = $"{nameLower}.json";
+        return $"specs/edi/{filename}";
+    }
+    
+    public static bool WasSpecificationSelected(this EDIVersion version) => version != EDIVersion.NONE;
+}