From 64ba162975c62dde161042eea3d26199447456e1 Mon Sep 17 00:00:00 2001
From: Pat Hartl <pat@pathar.tl>
Date: Sat, 28 Jan 2023 21:18:36 -0600
Subject: [PATCH] Added simple archive browser

---
 LANCommander/Components/ArchiveBrowser.razor  | 98 +++++++++++++++++++
 .../Controllers/ArchivesController.cs         |  7 ++
 LANCommander/Services/ArchiveService.cs       | 12 +++
 LANCommander/Views/Archives/Browse.cshtml     | 32 ++++++
 LANCommander/Views/Games/Edit.cshtml          |  1 +
 5 files changed, 150 insertions(+)
 create mode 100644 LANCommander/Components/ArchiveBrowser.razor
 create mode 100644 LANCommander/Views/Archives/Browse.cshtml

diff --git a/LANCommander/Components/ArchiveBrowser.razor b/LANCommander/Components/ArchiveBrowser.razor
new file mode 100644
index 0000000..9f923a1
--- /dev/null
+++ b/LANCommander/Components/ArchiveBrowser.razor
@@ -0,0 +1,98 @@
+@using ByteSizeLib;
+@using LANCommander.Services;
+@using System.IO.Compression;
+@inject ArchiveService ArchiveService;
+
+<div class="card-body">
+    <div class="row">
+        <div class="col">
+            <input @bind="CurrentPath" class="form-control" disabled />
+        </div>
+    </div>
+</div>
+
+<div class="table-responsive">
+    <table class="table table-vcenter table-striped table-hover card-table" id="ArchiveBrowser">
+        <thead>
+            <tr>
+                <th>Name</th>
+                <th>Size</th>
+                <th>Modified</th>
+            </tr>
+        </thead>
+        <tbody>
+            @if (CurrentPath != "")
+            {
+                <tr @ondblclick="GoUpLevel">
+                    <td colspan="3">..</td>
+                </tr>
+            }
+
+            @foreach (var entry in CurrentPathEntries.OrderBy(e => !e.FullName.EndsWith('/')).ThenBy(e => e.FullName))
+            {
+                @if (entry.FullName.EndsWith('/'))
+                {
+                    <tr @ondblclick="() => GoToPath(entry.FullName)">
+                        <td>@entry.FullName.Remove(0, CurrentPath.Length)</td>
+                        <td></td>
+                        <td>@entry.LastWriteTime</td>
+                    </tr>
+                }
+                else
+                {
+                    <tr>
+                        <td>@entry.Name</td>
+                        <td>@ByteSize.FromBytes(entry.Length)</td>
+                        <td>@entry.LastWriteTime</td>
+                    </tr>
+                }
+            }
+        </tbody>
+    </table>
+</div>
+
+<style>
+    #ArchiveBrowser tr {
+        cursor: pointer;
+    }
+</style>
+
+
+@code {
+    [Parameter] public Guid ArchiveId { get; set; }
+
+    private IEnumerable<ZipArchiveEntry> Entries { get; set; }
+    private IEnumerable<ZipArchiveEntry> CurrentPathEntries { get; set; }
+    private string CurrentPath { get; set; }
+
+    protected override async Task OnInitializedAsync()
+    {
+        Entries = await ArchiveService.GetContents(ArchiveId);
+
+        GoToRoot();
+    }
+
+    private void GoToRoot()
+    {
+        CurrentPath = "";
+        CurrentPathEntries = Entries.Where(e => e.FullName.TrimEnd('/').Split('/').Length == 1);
+    }
+
+    private void GoUpLevel()
+    {
+        var parts = CurrentPath.TrimEnd('/').Split('/');
+
+        if (parts.Length == 1)
+            GoToRoot();
+        else
+        {
+            GoToPath(String.Join('/', parts.Take(parts.Length - 1)) + "/");
+        }
+    }
+
+    private void GoToPath(string path)
+    {
+        CurrentPath = path;
+        CurrentPathEntries = Entries.Where(e => e.FullName.StartsWith(CurrentPath) && e.FullName != CurrentPath && e.FullName.Remove(0, path.Length).TrimEnd('/').Split('/').Length == 1);
+    }
+}
diff --git a/LANCommander/Controllers/ArchivesController.cs b/LANCommander/Controllers/ArchivesController.cs
index 36c45d0..f81e94d 100644
--- a/LANCommander/Controllers/ArchivesController.cs
+++ b/LANCommander/Controllers/ArchivesController.cs
@@ -92,6 +92,13 @@ namespace LANCommander.Controllers
             return RedirectToAction("Edit", "Games", new { id = gameId });
         }
 
+        public async Task<IActionResult> Browse(Guid id)
+        {
+            var archive = await ArchiveService.Get(id);
+
+            return View(archive);
+        }
+
         public async Task<IActionResult> Validate(Guid id, Archive archive)
         {
             var path = $"Upload/{id}".ToPath();
diff --git a/LANCommander/Services/ArchiveService.cs b/LANCommander/Services/ArchiveService.cs
index f245bb6..622ffcc 100644
--- a/LANCommander/Services/ArchiveService.cs
+++ b/LANCommander/Services/ArchiveService.cs
@@ -77,5 +77,17 @@ namespace LANCommander.Services
                 }
             }
         }
+
+        public async Task<IEnumerable<ZipArchiveEntry>> GetContents(Guid archiveId)
+        {
+            var archive = await Get(archiveId);
+
+            var upload = $"Upload/{archive.ObjectKey}".ToPath();
+
+            using (ZipArchive zip = ZipFile.OpenRead(upload))
+            {
+                return zip.Entries;
+            }
+        }
     }
 }
diff --git a/LANCommander/Views/Archives/Browse.cshtml b/LANCommander/Views/Archives/Browse.cshtml
new file mode 100644
index 0000000..6d08108
--- /dev/null
+++ b/LANCommander/Views/Archives/Browse.cshtml
@@ -0,0 +1,32 @@
+@using LANCommander.Components;
+@model LANCommander.Data.Models.Archive
+
+@{
+    ViewData["Title"] = "Browse Archive";
+}
+
+<div class="container-xl">
+    <!-- Page title -->
+    <div class="page-header d-print-none">
+        <div class="row align-items-center">
+            <div class="col">
+                <div class="page-pretitle">@Model.Game.Title</div>
+                <h2 class="page-title">
+                    Browse Archive
+                </h2>
+            </div>
+        </div>
+    </div>
+</div>
+
+<div class="page-body">
+    <div class="container-xl">
+        <div class="row row-cards">
+            <div class="col-12">
+                <div class="card">
+                    <component type="typeof(ArchiveBrowser)" render-mode="Server" param-ArchiveId="Model.Id" />
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
diff --git a/LANCommander/Views/Games/Edit.cshtml b/LANCommander/Views/Games/Edit.cshtml
index b3c4d16..f2c9801 100644
--- a/LANCommander/Views/Games/Edit.cshtml
+++ b/LANCommander/Views/Games/Edit.cshtml
@@ -205,6 +205,7 @@
                                             <td>
                                                 <div class="btn-list flex-nowrap justify-content-end">
                                                     <a asp-action="Download" asp-controller="Archives" asp-route-id="@archive.Id" class="btn">Download</a>
+                                                    <a asp-action="Browse" asp-controller="Archives" asp-route-id="@archive.Id" class="btn">Browse</a>
                                                     <a asp-action="Delete" asp-controller="Archives" asp-route-id="@archive.Id" class="btn btn-danger">Delete</a>
                                                 </div>
                                             </td>