changed: migrated urls page to razor components

Components/MessageComponent.razor

@@ -1,17 +1,25 @@
 @if (Message is not null) {
-    <div class="alert @GetAlertTypeClass() rounded-sm">
+    <div class="alert @GetAlertTypeClass() rounded-sm p-2" aria-role="alert">
         <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
             <path stroke-linecap="round" stroke-linejoin="round" d="M11.25 11.25l.041-.02a.75.75 0 011.063.852l-.708 2.836a.75.75 0 001.063.853l.041-.021M21 12a9 9 0 11-18 0 9 9 0 0118 0zm-9-3.75h.008v.008H12V8.25z" />
         </svg>
         <span>
             @Message
         </span>
-        <button class="btn btn-square btn-sm btn-ghost" onclick="this.parentElement.remove()">
+        <div class="flex items-center gap-2">
+            @if (LinkToCopy is not null) {
+                <button class="btn btn-sm"
+                        onclick='navigator.clipboard.writeText("@LinkToCopy")'>
+                    Copy
+                </button>
+            }
+            <button class="btn btn-square btn-sm btn-ghost" onclick="this.parentElement.parentElement.remove()">
                 <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" class="w-5 h-5">
                     <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.28 7.22a.75.75 0 00-1.06 1.06L8.94 10l-1.72 1.72a.75.75 0 101.06 1.06L10 11.06l1.72 1.72a.75.75 0 101.06-1.06L11.06 10l1.72-1.72a.75.75 0 00-1.06-1.06L10 8.94 8.28 7.22z" clip-rule="evenodd"/>
                 </svg>
             </button>
         </div>
+    </div>
 }
 
 @code {
@@ -19,6 +27,8 @@
     public string? Message { get; set; }
     [Parameter]
     public AlertType Type { get; set; } = AlertType.Information;
+    [Parameter]
+    public string? LinkToCopy { get; set; }
 
     private string GetAlertTypeClass() => Type switch{
         AlertType.Information => "alert-info",

Components/Pages/Urls.razor

@@ -0,0 +1,195 @@
+@page "/urls"
+@using Microsoft.AspNetCore.Authorization
+@using Microsoft.Extensions.Caching.Distributed
+@using System.ComponentModel.DataAnnotations
+@using System.Text.RegularExpressions
+@using System.Web
+@using Humanizer
+@using Microsoft.AspNetCore.WebUtilities
+@attribute [Authorize]
+
+@inject IDistributedCache Db
+@inject IConfiguration Configuration
+@inject NavigationManager Navigation
+
+<PageTitle>Urls - Just Short It</PageTitle>
+
+<div class="grid place-items-center h-full text-primary-content">
+    <section class="w-full md:max-w-lg">
+        <h1 class="text-3xl lg:text-5xl text-primary-content text-center mb-6">
+            Urls Administration
+        </h1>
+        <MessageComponent Message="@Message" Type="MessageType" LinkToCopy="@Link" />
+
+        <EditForm class="mb-6" method="post" id="inspect-form" 
+                  FormName="inspect" Model="Inspect" OnValidSubmit="Submit_Inspect">
+            <DataAnnotationsValidator />
+            <h2 class="text-xl lg:text-2xl mb-3">Inspect URL</h2>
+
+            <div class="join w-full">
+                <label class="join-item btn btn-outline no-animation text-primary-content border-white">
+                    ID
+                </label>
+                <div class="join-item flex-1">
+                    <InputText id="inspect_id" class="input input-bordered w-full border-white" 
+                               min="2" max="16" autocomplete="off"
+                               @bind-Value="Inspect.Id" required />
+                </div>
+                <div class="join-item">
+                    <button class="btn btn-primary border-1" type="submit">Inspect</button>
+                </div>
+            </div>
+            
+            <ValidationMessage For="() => Inspect"></ValidationMessage>
+        </EditForm>
+        
+        <EditForm method="post" id="new-form"
+                  FormName="new" Model="New" OnValidSubmit="Submit_New">
+            <DataAnnotationsValidator />
+            <h2 class="text-xl lg:text-2xl mb-3">New URL</h2>
+
+            <div class="form-control w-full">
+                <span class="label">
+                    <label class="label-text text-primary-content">ID</label>
+                </span>
+                <InputText id="new_id" class="input input-bordered w-full" 
+                           min="2" max="16" autocomplete="off"
+                           @bind-Value="New.Id" required />
+                <span class="label">
+                    <ValidationMessage class="label-text-alt text-error" For="() => New.Id" />
+                </span>
+            </div>
+
+            <div class="form-control w-full">
+                <div class="label">
+                    <label class="label-text text-primary-content">Target</label>
+                </div>
+                <InputText id="new_url" class="input input-bordered w-full" type="url" @bind-Value="New.Url" 
+                       autocomplete="off" required />
+                <span class="label">
+                    <ValidationMessage class="label-text-alt text-error" For="() => New.Url" />
+                </span>
+            </div>
+            
+            <div class="form-control w-full">
+                <div class="label">
+                    <label class="label-text text-primary-content">Expiration</label>
+                </div>
+                <InputSelect id="new_expiration" class="select select-bordered w-full" 
+                             @bind-Value="New.RedirectExpiration" DisplayName="Expiration" required>
+                    <option value="null" disabled selected>Select Expiration</option>
+                    @foreach (var expiration in Enum.GetValues<Expiration>()) {
+                        <option value="@expiration">@expiration.Humanize()</option>
+                    }
+                </InputSelect>
+                <span class="label">
+                    <ValidationMessage class="label-text-alt text-error" For="() => New.RedirectExpiration" />
+                </span>
+            </div>
+
+            <button class="btn btn-primary w-full" type="submit">Create</button>    
+        </EditForm>
+    </section>
+</div>
+
+@code {
+    [SupplyParameterFromForm(FormName = "inspect")]
+    public InspectModel Inspect { get; set; } = default!;
+    [SupplyParameterFromForm(FormName = "new")]
+    public NewModel New { get; set; } = default!;
+
+    private string BaseUrl { get; set; } = null!;
+    private string? Message { get; set; }
+    private string? Link { get; set; }
+    private MessageComponent.AlertType MessageType { get; set; }
+
+    protected override void OnInitialized() {
+        // ReSharper disable NullCoalescingConditionIsAlwaysNotNullAccordingToAPIContract
+        Inspect ??= new InspectModel();
+        New ??= new NewModel();
+        // ReSharper restore NullCoalescingConditionIsAlwaysNotNullAccordingToAPIContract
+        New.Id ??= GenerateNewId();
+
+        string url = Configuration.GetValue<string>("BaseUrl") ?? throw new ApplicationException("BaseUrl not set");
+        BaseUrl = new Uri(url, UriKind.Absolute).ToString();
+    }
+
+    private async Task Submit_Inspect(EditContext context) {
+        if (string.IsNullOrWhiteSpace(Inspect.Id)) return;
+
+        if (await Db.GetAsync(Inspect.Id) is null) {
+            Message = "ID does not exist";
+            MessageType = MessageComponent.AlertType.Error;
+            return;
+        }
+
+        Navigation.NavigateTo(QueryHelpers.AddQueryString("/inspect", "Id", Inspect.Id));
+    }
+
+    private async Task Submit_New() {
+        if (string.IsNullOrWhiteSpace(New.Id)) return;
+
+        string id = HttpUtility.UrlEncode(New.Id);
+
+        if (await Db.GetAsync(id) is not null) {
+            Message = "This ID is already taken, sorry!";
+            MessageType = MessageComponent.AlertType.Error;
+            return;
+        }
+
+        if (Uri.TryCreate($"{BaseUrl}{id}", UriKind.Absolute, out var link) is false) {
+            Message = "This ID cannot be used in a URL, sorry!";
+            MessageType = MessageComponent.AlertType.Error;
+            return;
+        }
+        
+        await Db.SetStringAsync(id, New.Url!, new DistributedCacheEntryOptions {
+            AbsoluteExpiration = DateTime.FromBinary(ToUnixTime(New.RedirectExpiration!.Value))
+        });
+
+        Message = $"URL Generated! {link}";
+        Link = link.ToString();
+        MessageType = MessageComponent.AlertType.Success;
+    }
+    
+    private static string GenerateNewId() {
+        string base64Guid = Regex.Replace(
+            Convert.ToBase64String(Guid.NewGuid().ToByteArray()), 
+            "[/+=]", "");
+        return base64Guid[..6];
+    }
+
+    #region Models
+
+    public sealed class InspectModel {
+        [Required(AllowEmptyStrings = false, ErrorMessage = "Id is required.")]
+        [MinLength(2, ErrorMessage = "Id needs to be at least 2 characters long.")]
+        [MaxLength(16, ErrorMessage = "Id needs to be at maximum 16 characters long.")]
+        public string? Id { get; set; }
+    }
+    public sealed class NewModel {
+        [Required(AllowEmptyStrings = false, ErrorMessage = "Id is required.")]
+        [MinLength(2, ErrorMessage = "Id needs to be at least 2 characters long.")]
+        [MaxLength(16, ErrorMessage = "Id needs to be at maximum 16 characters long.")]
+        public string? Id { get; set; } 
+        [Required(AllowEmptyStrings = false, ErrorMessage = "Target is required.")]
+        [Url(ErrorMessage = "Target needs to be a valid URL.")]
+        public string? Url { get; set; }
+        [Required(ErrorMessage = "Expiration is required.")]
+        public Expiration? RedirectExpiration { get; set; }
+    }
+
+    public enum Expiration {
+        OneDay, OneWeek, FourWeeks, OneMonth, OneYear, Never
+    }
+
+    private static long ToUnixTime(Expiration expiration) => expiration switch{
+        Expiration.OneDay => DateTime.UtcNow.AddDays(1).ToBinary(),
+        Expiration.OneWeek => DateTime.UtcNow.AddDays(7).ToBinary(),
+        Expiration.FourWeeks => DateTime.UtcNow.AddDays(4*7).ToBinary(),
+        Expiration.OneYear => DateTime.UtcNow.AddYears(1).ToBinary(),
+        Expiration.Never => DateTime.UtcNow.AddYears(1000).ToBinary(),
+        _ => throw new ArgumentOutOfRangeException(nameof(expiration), expiration, null)};
+
+    #endregion
+}

JustShortIt.csproj

@@ -9,6 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Humanizer.Core" Version="2.14.1" />
     <PackageReference Include="Microsoft.AspNetCore.Components.Authorization" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Caching.StackExchangeRedis" Version="8.0.0" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.19.5" />

Pages/Urls.cshtml

@@ -1,96 +0,0 @@
-@page
-@model JustShortIt.Pages.UrlsModel
-@{
-    ViewData["Title"] = "Urls";
-}
-
-<div class="grid place-items-center h-full text-primary-content">
-    <div class="w-full md:max-w-lg">
-        @if (!string.IsNullOrEmpty(Model.Message)) {
-            <!-- 
-                btn-success 
-                /\
-                this just tells tailwind to generate it, since new uses this class for the link copy button
-                I know there is a safe-class thingie in the config, but this was just easier bc it's only needed here
-            -->
-            <div class="alert alert-info rounded-sm">
-                <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" class="w-6 h-6">
-                    <path stroke-linecap="round" stroke-linejoin="round" d="M11.25 11.25l.041-.02a.75.75 0 011.063.852l-.708 2.836a.75.75 0 001.063.853l.041-.021M21 12a9 9 0 11-18 0 9 9 0 0118 0zm-9-3.75h.008v.008H12V8.25z" />
-                </svg>
-                <span>
-                    @Html.Raw(Model.Message)
-                </span>
-                <button class="btn btn-square btn-sm btn-ghost" onclick="this.parentElement.remove()">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" class="w-5 h-5">
-                        <path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.28 7.22a.75.75 0 00-1.06 1.06L8.94 10l-1.72 1.72a.75.75 0 101.06 1.06L10 11.06l1.72 1.72a.75.75 0 101.06-1.06L11.06 10l1.72-1.72a.75.75 0 00-1.06-1.06L10 8.94 8.28 7.22z" clip-rule="evenodd"/>
-                    </svg>
-                </button>
-            </div>
-        }
-        
-        <h1 class="text-2xl lg:text-4xl my-6 text-center">Urls Administration</h1>
-
-        <form class="mb-6" method="post" asp-page="Urls" asp-page-handler="Inspect">
-            <h2 class="text-xl lg:text-2xl mb-3">Inspect URL</h2>
-
-            <div class="join w-full">
-                <label class="join-item btn btn-outline no-animation text-primary-content border-white">ID</label>
-                <div class="join-item flex-1">
-                    <input required type="text" class="input input-bordered w-full border-white" name="Inspect_Id" autocomplete="off" />
-                </div>
-                <div class="join-item">
-                    <button class="btn btn-primary border-1" type="submit">Inspect</button>
-                </div>
-            </div>
-
-            <span class="text-error">@ModelState["Inspect_Id"]?.Errors.FirstOrDefault()?.ErrorMessage</span>
-        </form>
-
-        <form method="post" asp-page-handler="New">
-            <h2 class="text-xl lg:text-2xl mb-3">New URL</h2>
-
-            <div class="form-control w-full">
-                <span class="label">
-                    <label class="label-text text-primary-content" asp-for="Model!.Id">ID</label>
-                </span>
-                <input required class="input input-bordered w-full" type="text" asp-for="Model!.Id" autocomplete="off" />
-                <span class="label">
-                    <span class="label-text-alt text-error" asp-validation-for="Model!.Id"></span>
-                </span>
-            </div>
-
-            <div class="form-control w-full">
-                <div class="label">
-                    <label class="label-text text-primary-content" asp-for="Model!.Target">Target</label>
-                </div>
-                <input required class="input input-bordered w-full" type="url" asp-for="Model!.Target" autocomplete="off" />
-                <div class="label">
-                    <span class="label-text-alt text-error" asp-validation-for="Model!.Target"></span>
-                </div>
-            </div>
-
-            <div class="form-control w-full">
-                <span class="label">
-                    <label class="label-text text-primary-content" asp-for="Model!.ExpirationDate">Expiration</label>
-                </span>
-                @Html.DropDownListFor(m => m.Model!.ExpirationDate, new List<SelectListItem> {
-                    new("1 Day", DateTime.UtcNow.AddDays(1).ToBinary().ToString()),
-                    new("1 Week", DateTime.UtcNow.AddDays(7).ToBinary().ToString()),
-                    new("4 Weeks", DateTime.UtcNow.AddDays(4 * 7).ToBinary().ToString()),
-                    new("1 Year", DateTime.UtcNow.AddYears(1).ToBinary().ToString()),
-                    new("Never", DateTime.UtcNow.AddYears(1000).ToBinary().ToString())
-                }, "Select Expiration", new {
-                    @class = "select select-bordered w-full"
-                })
-                <div class="label">
-                    <span class="label-text-alt text-error" asp-validation-for="Model!.ExpirationDate"></span>
-                </div>
-            </div>
-
-            <div class="text-error pb-3" asp-validation-summary="ModelOnly"></div>
-
-            <button class="btn btn-primary w-full" type="submit">Create</button>
-        </form>
-    </div>
-</div>
-

Pages/Urls.cshtml.cs

@@ -1,83 +0,0 @@
-using JustShortIt.Model;
-using Microsoft.AspNetCore.Authorization;
-using Microsoft.AspNetCore.Mvc;
-using Microsoft.AspNetCore.Mvc.RazorPages;
-using System.Text.RegularExpressions;
-using System.Web;
-using Microsoft.AspNetCore.WebUtilities;
-using Microsoft.Extensions.Caching.Distributed;
-
-namespace JustShortIt.Pages; 
-
-[Authorize]
-public class UrlsModel : PageModel {
-    [BindProperty]
-    public UrlRedirect? Model { get; set; }
-    [BindProperty(Name="message")]
-    public string? Message { get; set; }
-
-    private string BaseUrl { get; }
-    private IDistributedCache Db { get; }
-
-    public UrlsModel(IConfiguration configuration, IDistributedCache db) {
-#if DEBUG
-	    BaseUrl = "https://localhost/";
-#else 
-        string url = configuration.GetValue<string>("BaseUrl") ?? throw new ApplicationException("BaseUrl not set");
-        BaseUrl = new Uri(url, UriKind.Absolute).ToString();
-#endif
-        Db = db;
-    }
-    
-    public async Task<IActionResult> OnPostInspectAsync() {
-        string? id = Request.Form["Inspect_Id"];
-        if (id is null || string.IsNullOrEmpty(id)) {
-            ModelState.AddModelError("Inspect_Id", "ID is a required field");
-            return Page();
-        }
-
-        if (await Db.GetAsync(id) is null) {
-            ModelState.AddModelError("Inspect_Id", "ID does not exist");
-            return Page();
-        }
-
-        return LocalRedirect(QueryHelpers.AddQueryString("~/inspect", "Id", id));
-    }
-
-    public async Task<IActionResult> OnPostNewAsync() {
-        if (!ModelState.IsValid) return Page();
-        string id = HttpUtility.UrlEncode(Model.Id);
-
-        if (await Db.GetAsync(id) is not null) {
-            Message = "This ID is already taken, sorry!";
-            return Page();
-        }
-
-        if (Uri.TryCreate($"{BaseUrl}{id}", UriKind.Absolute, out Uri? link) is false) {
-            Message = "This ID cannot be used in a URL, sorry!";
-            return Page();
-        }
-
-        await Db.SetStringAsync(id, Model.Target, new DistributedCacheEntryOptions {
-            AbsoluteExpiration = DateTime.FromBinary(long.Parse(Model.ExpirationDate))
-        });
-        
-        ModelState.Clear(); 
-        ModelState.SetModelValue(nameof(UrlRedirect.Id), GenerateNewId(), GenerateNewId());
-
-        Message = $"URL Generated! <a class=link href='{link}'>{link}</a>. " +
-                  $"<button class='btn btn-sm btn-success' onclick='navigator.clipboard.writeText(\"{link}\")'>Copy</button>";
-        return OnGet(Message);
-    }
-    
-    public IActionResult OnGet(string message) {
-        Message = message;
-        Model = new UrlRedirect(GenerateNewId(), string.Empty, string.Empty);
-        return Page();
-    }
-    
-    private static string GenerateNewId() {
-        string base64Guid = Regex.Replace(Convert.ToBase64String(Guid.NewGuid().ToByteArray()), "[/+=]", "");  ;
-        return base64Guid[..6];
-    }
-}

appsettings.Development.json

@@ -5,5 +5,6 @@
       "Default": "Information",
       "Microsoft.AspNetCore": "Warning"
     }
-  }
+  },
+  "BaseUrl": "http://localhost"
 }