User interface start

LeedsExperiment/Dashboard/Controllers/BrowseController.cs

@@ -0,0 +1,45 @@
+using Fedora.Abstractions;
+using Microsoft.AspNetCore.Mvc;
+using Preservation;
+
+namespace Dashboard.Controllers;
+
+public class BrowseController : Controller
+{
+    private readonly ILogger<BrowseController> logger;
+    private readonly IPreservation preservation;
+
+    public BrowseController(
+        IPreservation preservation,
+        ILogger<BrowseController> logger)
+    {
+        this.preservation = preservation;
+        this.logger = logger;
+    }
+
+    [Route("browse/{*path}")]
+    public async Task<IActionResult> IndexAsync(string? path = null)
+    {        
+        var resource = await preservation.GetResource(path);
+        if (resource == null)
+        {
+            return NotFound();
+        }
+        if(resource.PreservationApiPartOf != null)
+        {
+            ViewBag.ArchivalGroupPath = preservation.GetInternalPath(resource.PreservationApiPartOf);
+        }
+        switch(resource.Type)
+        {
+            case "Container":
+            case "RepositoryRoot":
+                return View("Container", resource as Container);
+            case "Binary":
+                return View("Binary", resource as Binary);
+            case "ArchivalGroup":
+                return View("ArchivalGroup", resource as ArchivalGroup);
+            default:
+                return Problem("Unknown Preservation type");
+        }
+    }
+}

LeedsExperiment/Dashboard/Controllers/HomeController.cs

@@ -1,44 +1,39 @@
 using Dashboard.Models;
 using Microsoft.AspNetCore.Mvc;
-using Preservation.API;
+using Preservation;
 using System.Diagnostics;
 
-namespace Dashboard.Controllers
+namespace Dashboard.Controllers;
+
+public class HomeController : Controller
 {
-    public class HomeController : Controller
+    private readonly ILogger<HomeController> logger;
+    private readonly IPreservation preservation;
+
+    public HomeController(
+        IPreservation preservation,
+        ILogger<HomeController> logger)
+    {
+        this.preservation = preservation;
+        this.logger = logger;
+    }
+
+    public IActionResult Index()
+    {
+        return View();
+    }
+
+
+    //public async Task<IActionResult> ForecastAsync()
+    //{
+    //    var forecasts = await preservation.Test();
+    //    return View(forecasts[0]);
+    //}
+
+
+    [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
+    public IActionResult Error()
     {
-        private readonly ILogger<HomeController> logger;
-        private readonly IPreservation preservation;
-
-        public HomeController(
-            IPreservation preservation,
-            ILogger<HomeController> logger)
-        {
-            this.preservation = preservation;
-            this.logger = logger;
-        }
-
-        public IActionResult Index()
-        {
-            return View();
-        }
-
-
-        public async Task<IActionResult> ForecastAsync()
-        {
-            var forecasts = await preservation.Test();
-            return View(forecasts[0]);
-        }
-
-        public IActionResult Privacy()
-        {
-            return View();
-        }
-
-        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
-        public IActionResult Error()
-        {
-            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
-        }
+        return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
     }
 }

LeedsExperiment/Dashboard/Dashboard.csproj

@@ -16,6 +16,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Fedora\Fedora.csproj" />
+    <ProjectReference Include="..\PreservationApiClient\PreservationApiClient.csproj" />
     <ProjectReference Include="..\Preservation\Preservation.csproj" />
   </ItemGroup>
 

LeedsExperiment/Dashboard/Helpers/ResourceX.cs

@@ -0,0 +1,19 @@
+using Fedora.Abstractions;
+
+namespace Dashboard.Helpers;
+
+public static class ResourceX
+{
+    public static string GetDisplayName(this Resource resource)
+    {
+        if(!string.IsNullOrWhiteSpace(resource.Name)) return resource.Name;
+
+        if (resource.Type == "RepositoryRoot") return "(Root of repository)";
+
+        var slug = resource.GetSlug();
+        if(!string.IsNullOrWhiteSpace(slug)) return slug;
+
+        return $"[{resource.GetType().Name}]";
+    }
+
+}

LeedsExperiment/Dashboard/Program.cs

@@ -1,4 +1,5 @@
-using Preservation.API;
+using Preservation;
+using PreservationApiClient;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -8,7 +9,6 @@
 // https://learn.microsoft.com/en-us/dotnet/architecture/microservices/implement-resilient-applications/use-httpclientfactory-to-implement-resilient-http-requests
 builder.Services.AddHttpClient<IPreservation, PreservationService>(client =>
 {
-    // client.BaseAddress = new Uri("http://host.docker.internal:8801/");
     client.BaseAddress = new Uri(builder.Configuration["ApiBaseAddress"]!);
     client.DefaultRequestHeaders.Add("Accept", "application/json");
 });

LeedsExperiment/Dashboard/Views/Browse/ArchivalGroup.cshtml

@@ -0,0 +1,10 @@
+@using Dashboard.Helpers
+@model Fedora.Abstractions.ArchivalGroup
+
+<div>
+    <div class="alert alert-primary" role="alert">
+        <h1 class="display-4">📦 @Model.GetDisplayName()</h1>
+    </div>
+
+    <partial name="_CommonMetadata" model="Model" />
+</div>

LeedsExperiment/Dashboard/Views/Browse/Binary.cshtml

@@ -0,0 +1,15 @@
+@using Dashboard.Helpers
+@model Fedora.Abstractions.Binary
+
+<div>
+    @if (ViewBag.ArchivalGroupPath != null)
+    {
+        <div class="alert alert-primary" role="alert">
+            Part of an <i>Archival Group</i>: <a href="/browse/@ViewBag.ArchivalGroupPath">@ViewBag.ArchivalGroupPath</a>
+        </div>
+    }
+
+    <h1 class="display-4">📄 @Model.GetDisplayName()</h1>
+
+    <partial name="_CommonMetadata" model="Model" />
+</div>

LeedsExperiment/Dashboard/Views/Browse/Container.cshtml

@@ -0,0 +1,25 @@
+@using Dashboard.Helpers
+@model Fedora.Abstractions.Container
+
+<div>
+    @if (ViewBag.ArchivalGroupPath != null)
+    {
+        <div class="alert alert-primary" role="alert">
+            Part of an <i>Archival Group</i>: <a href="/browse/@ViewBag.ArchivalGroupPath">@ViewBag.ArchivalGroupPath</a>
+        </div>
+    }
+
+    <h1 class="display-4">@(Model.Type == "RepositoryRoot") ? "🏠" : "📁") @Model.GetDisplayName()</h1>
+
+    <partial name="_CommonMetadata" model="Model" />
+
+    @foreach(var container in Model.Containers)
+    {
+        <partial name="_SimpleContainer" model="container" />
+    }
+
+    @foreach (var binary in Model.Binaries)
+    {
+        <partial name="_SimpleBinary" model="binary" />
+    }
+</div>

LeedsExperiment/Dashboard/Views/Browse/Index.cshtml

@@ -0,0 +1,7 @@
+@{
+    ViewData["Title"] = "Home Page";
+}
+
+<div class="text-center">
+    <h1 class="display-4">@ViewBag.Path</h1>
+</div>

LeedsExperiment/Dashboard/Views/Shared/_CommonMetadata.cshtml

@@ -0,0 +1,19 @@
+@model Fedora.Abstractions.Resource
+<table class="table">
+    <tr>
+        <th scope="row">Created</th>
+        <td>@Model.Created</td>
+    </tr>
+    <tr>
+        <th scope="row">Created by</th>
+        <td>@Model.CreatedBy</td>
+    </tr>
+    <tr>
+        <th scope="row">Last modified</th>
+        <td>@Model.LastModified</td>
+    </tr>
+    <tr>
+        <th scope="row">Last modified by</th>
+        <td>@Model.LastModifiedBy</td>
+    </tr>
+</table>

LeedsExperiment/Fedora/ArchivalGroup.cs → LeedsExperiment/Fedora/Abstractions/ArchivalGroup.cs

@@ -2,10 +2,12 @@
 using Fedora.Storage;
 using System.Text.Json.Serialization;
 
-namespace Fedora;
+namespace Fedora.Abstractions;
 
 public class ArchivalGroup : Container
 {
+    public ArchivalGroup() { }
+
     public ArchivalGroup(FedoraJsonLdResponse fedoraResponse) : base(fedoraResponse)
     {
         Type = "ArchivalGroup";
@@ -29,11 +31,11 @@ public Uri GetResourceUri(string path)
         // we can't do:
         // new Uri(Location, "foo/bar.xml");
         // and nor can we use "./foo/bar.xml" or "/foo/bar.xml" 
-        if(Location == null)
+        if (Location == null)
         {
             throw new InvalidOperationException("Needs a location");
         }
-        if(Location.AbsolutePath.EndsWith("/"))
+        if (Location.AbsolutePath.EndsWith("/"))
         {
             // I'm pretty sure this will never be the case
             return new Uri(Location, path);

LeedsExperiment/Fedora/Abstractions/Binary.cs

@@ -0,0 +1,43 @@
+using Fedora.ApiModel;
+using System.Text.Json.Serialization;
+
+namespace Fedora.Abstractions;
+
+public class Binary : Resource
+{
+    public Binary() { }
+
+    public Binary(FedoraJsonLdResponse jsonLdResponse) : base(jsonLdResponse)
+    {
+        Type = "Binary";
+        var binaryresp = jsonLdResponse as BinaryMetadataResponse;
+        if (binaryresp != null)
+        {
+            FileName = binaryresp.FileName;
+            ContentType = binaryresp.ContentType;
+            Size = Convert.ToInt64(binaryresp.Size);
+            Digest = binaryresp.Digest?.Split(':')[^1];
+        }
+    }
+
+    [JsonPropertyName("filename")]
+    [JsonPropertyOrder(21)]
+    public string? FileName { get; set; }
+
+    [JsonPropertyName("contentType")]
+    [JsonPropertyOrder(22)]
+    public string? ContentType { get; set; }
+
+    [JsonPropertyName("size")]
+    [JsonPropertyOrder(23)]
+    public long Size { get; set; }
+
+    [JsonPropertyName("digest")]
+    [JsonPropertyOrder(24)]
+    public string? Digest { get; set; }
+
+    public override string ToString()
+    {
+        return $"🗎 {Name ?? GetType().Name}";
+    }
+}