Add basic settings page

.gitignore

@@ -350,3 +350,4 @@ MigrationBackup/
 .ionide/
 Upload/
 LANCommander/Icon/
+LANCommander/Settings.yml

LANCommander/Controllers/SettingsController.cs

@@ -0,0 +1,38 @@
+using LANCommander.Models;
+using LANCommander.Services;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace LANCommander.Controllers
+{
+    [Authorize]
+    public class SettingsController : Controller
+    {
+        private readonly SettingService SettingService;
+
+        public SettingsController(SettingService settingService)
+        {
+            SettingService = settingService;
+        }
+
+        public IActionResult Index()
+        {
+            return RedirectToAction(nameof(General));
+        }
+
+        public IActionResult General()
+        {
+            var settings = SettingService.GetSettings();
+
+            return View(settings);
+        }
+
+        [HttpPost]
+        public IActionResult General(LANCommanderSettings settings)
+        {
+            SettingService.SaveSettings(settings);
+
+            return RedirectToAction(nameof(General));
+        }
+    }
+}

LANCommander/Models/Settings.cs

@@ -0,0 +1,8 @@
+namespace LANCommander.Models
+{
+    public class LANCommanderSettings
+    {
+        public string IGDBClientId { get; set; }
+        public string IGDBClientSecret { get; set; }
+    }
+}

LANCommander/Services/SettingService.cs

@@ -0,0 +1,37 @@
+using LANCommander.Models;
+using YamlDotNet.Serialization;
+using YamlDotNet.Serialization.NamingConventions;
+
+namespace LANCommander.Services
+{
+    public class SettingService
+    {
+        private const string SettingsFilename = "Settings.yml";
+
+        public LANCommanderSettings GetSettings()
+        {
+            if (File.Exists(SettingsFilename))
+            {
+                var contents = File.ReadAllText(SettingsFilename);
+
+                var deserializer = new DeserializerBuilder()
+                    .IgnoreUnmatchedProperties()
+                    .WithNamingConvention(PascalCaseNamingConvention.Instance)
+                    .Build();
+
+                return deserializer.Deserialize<LANCommanderSettings>(contents);
+            }
+            else
+                return new LANCommanderSettings();
+        }
+
+        public void SaveSettings(LANCommanderSettings settings)
+        {
+            var serializer = new SerializerBuilder()
+                .WithNamingConvention(PascalCaseNamingConvention.Instance)
+                .Build();
+
+            File.WriteAllText(SettingsFilename, serializer.Serialize(settings));
+        }
+    }
+}

LANCommander/Views/Settings/General.cshtml

@@ -0,0 +1,61 @@
+@model LANCommander.Models.LANCommanderSettings
+
+@{
+    ViewData["Title"] = "Settings";
+}
+
+<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">Settings</div>
+                <h2 class="page-title">
+                    General
+                </h2>
+            </div>
+        </div>
+    </div>
+</div>
+
+<div class="page-body">
+    <div class="container-xl">
+        <div class="card">
+            <div class="row g-0">
+                @{
+                    await Html.RenderPartialAsync("_SidebarPartial");
+                }
+
+                <form method="post" class="col d-flex flex-column">
+                    <div class="card-body">
+                        <h2 class="mb-4">General</h2>
+                        <h3 class="card-title mt-4">IGDB Credentials</h3>
+                        <p class="card-subtitle">In order to use IGDB metadata, you need a Twitch developer account. <a href="https://api-docs.igdb.com/#account-creation" target="_blank">Click here</a> for more details.</p>
+                        <div class="row g-3">
+                            <div class="col-md">
+                                <label asp-for="IGDBClientId" class="form-label"></label>
+                                <input asp-for="IGDBClientId" class="form-control" />
+                            </div>
+                            <div class="col-md">
+                                <label asp-for="IGDBClientSecret" class="form-label"></label>
+                                <input asp-for="IGDBClientSecret" class="form-control" />
+                            </div>
+                        </div>
+                    </div>
+
+                    <div class="card-footer bg-transparent mt-auto">
+                        <div class="btn-list justify-content-end">
+                            <button type="submit" class="btn btn-primary">Save</button>
+                        </div>
+                    </div>
+                </form>
+            </div>
+        </div>
+    </div>
+</div>
+
+@section Scripts {
+    @{
+    await Html.RenderPartialAsync("_ValidationScriptsPartial");
+ }
+}

LANCommander/Views/Settings/_SidebarPartial.cshtml

@@ -0,0 +1,7 @@
+<div class="col-3 d-none d-md-block border-end">
+    <div class="card-body">
+        <div class="list-group list-group-transparent">
+            <a asp-action="General" asp-controller="Settings" class="list-group-item list-group-item-action d-flex align-items-center">General</a>
+        </div>
+    </div>
+</div>

LANCommander/Views/Shared/_LoginPartial.cshtml

@@ -13,6 +13,7 @@
 			    </div>
 		    </a>
 		    <div class="dropdown-menu dropdown-menu-end dropdown-menu-arrow">
+                <a asp-controller="Settings" asp-controller="General" class="dropdown-item">Settings</a>
 			    <a asp-area="Identity" asp-page="/Account/Manage/Index" class="dropdown-item">Profile & account</a>
 			    <a asp-area="Identity" asp-page="/Account/Logout" asp-route-returnUrl="@Url.Action("Index", "Home", new { area = "" })" class="dropdown-item">Logout</a>
 		    </div>