From 1191e0694d57ad1aa961a6b2205cc63935f80d1d Mon Sep 17 00:00:00 2001
From: Mia Winter <mia@miawinter.de>
Date: Fri, 29 Mar 2024 19:51:26 +0100
Subject: [PATCH] Added Customization for generated ID length using
 `JSI_CUSTOMIZATION__GENERATEDIDLENGTH`

---
 Components/Pages/Urls.razor            | 10 ++++++++--
 Components/Partials/LoginPartial.razor |  4 ++--
 Model/Customization.cs                 |  5 +++++
 Program.cs                             |  1 +
 Properties/launchSettings.json         |  3 ++-
 5 files changed, 18 insertions(+), 5 deletions(-)
 create mode 100644 Model/Customization.cs

diff --git a/Components/Pages/Urls.razor b/Components/Pages/Urls.razor
index 138e66c..7c7a62e 100644
--- a/Components/Pages/Urls.razor
+++ b/Components/Pages/Urls.razor
@@ -5,9 +5,12 @@
 @using System.Text.RegularExpressions
 @using System.Web
 @using Humanizer
+@using JustShortIt.Model
 @using Microsoft.AspNetCore.WebUtilities
+@using Microsoft.Extensions.Options
 @attribute [Authorize]
 
+@inject IOptions<Customization> CustomizationOptions
 @inject IDistributedCache Db
 @inject IConfiguration Configuration
 @inject NavigationManager Navigation
@@ -152,11 +155,14 @@
         MessageType = MessageComponent.AlertType.Success;
     }
     
-    private static string GenerateNewId() {
+    private string GenerateNewId() {
         string base64Guid = Regex.Replace(
             Convert.ToBase64String(Guid.NewGuid().ToByteArray()), 
             "[/+=]", "");
-        return base64Guid[..6];
+
+        int length = Math.Min(Math.Max(CustomizationOptions.Value.GeneratedIdLength, 2), 16);
+
+        return base64Guid[..length];
     }
 
     #region Models
diff --git a/Components/Partials/LoginPartial.razor b/Components/Partials/LoginPartial.razor
index 4b5658c..0a2feec 100644
--- a/Components/Partials/LoginPartial.razor
+++ b/Components/Partials/LoginPartial.razor
@@ -1,9 +1,9 @@
 <AuthorizeView>
     <Authorized>
         <span class="mx-3">@(context.User.Identity?.Name ?? "err_username_unknown")</span>
-        <a class="btn btn-link text-secondary-content" href="/Logout">Logout</a>
+        <a data-enhance="false" class="btn btn-link text-secondary-content" href="/Logout">Logout</a>
     </Authorized>
     <NotAuthorized>
-        <a class="hover:link text-secondary-content" href="/Login">Login</a>
+        <a data-enhance="false" class="hover:link text-secondary-content" href="/Login">Login</a>
     </NotAuthorized>
 </AuthorizeView>
diff --git a/Model/Customization.cs b/Model/Customization.cs
new file mode 100644
index 0000000..6905ce4
--- /dev/null
+++ b/Model/Customization.cs
@@ -0,0 +1,5 @@
+namespace JustShortIt.Model;
+
+public class Customization {
+	public int GeneratedIdLength { get; set; } = 6;
+}
\ No newline at end of file
diff --git a/Program.cs b/Program.cs
index e3e6e6d..da8c596 100644
--- a/Program.cs
+++ b/Program.cs
@@ -15,6 +15,7 @@
 var redisConnection = builder.Configuration.GetSection("Redis").Get<RedisConnection>();
 var user = builder.Configuration.GetSection("Account").Get<User>();
 string? baseUrl = builder.Configuration.GetValue<string>("BaseUrl");
+builder.Services.Configure<Customization>(builder.Configuration.GetSection(nameof(Customization)));
 
 #if DEBUG
 baseUrl = "http://localhost/";
diff --git a/Properties/launchSettings.json b/Properties/launchSettings.json
index 25632c8..e2323fc 100644
--- a/Properties/launchSettings.json
+++ b/Properties/launchSettings.json
@@ -20,7 +20,8 @@
       "commandName": "Docker",
       "launchUrl": "{Scheme}://{ServiceHost}:{ServicePort}",
       "environmentVariables": {
-        "ASPNETCORE_HTTP_PORTS": "8080"
+        "ASPNETCORE_HTTP_PORTS": "8080",
+        "JSI_CUSTOMIZATION__GENERATEDIDLENGTH": "12"
       },
       "publishAllPorts": true
     }