Add project files.

.vscode/launch.json

@@ -0,0 +1,35 @@
+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            // Use IntelliSense to find out which attributes exist for C# debugging
+            // Use hover for the description of the existing attributes
+            // For further information visit https://github.com/OmniSharp/omnisharp-vscode/blob/master/debugger-launchjson.md
+            "name": ".NET Core Launch (web)",
+            "type": "coreclr",
+            "request": "launch",
+            "preLaunchTask": "build",
+            // If you have changed target frameworks, make sure to update the program path.
+            "program": "${workspaceFolder}/bin/Debug/net7.0/BinaryDad.Notes.dll",
+            "args": [],
+            "cwd": "${workspaceFolder}",
+            "stopAtEntry": false,
+            // Enable launching a web browser when ASP.NET Core starts. For more information: https://aka.ms/VSCode-CS-LaunchJson-WebBrowser
+            "serverReadyAction": {
+                "action": "openExternally",
+                "pattern": "\\bNow listening on:\\s+(https?://\\S+)"
+            },
+            "env": {
+                "ASPNETCORE_ENVIRONMENT": "Development"
+            },
+            "sourceFileMap": {
+                "/Views": "${workspaceFolder}/Views"
+            }
+        },
+        {
+            "name": ".NET Core Attach",
+            "type": "coreclr",
+            "request": "attach"
+        }
+    ]
+}

.vscode/tasks.json

@@ -0,0 +1,41 @@
+{
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "build",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "build",
+                "${workspaceFolder}/BinaryDad.Notes.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "publish",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "publish",
+                "${workspaceFolder}/BinaryDad.Notes.csproj",
+                "/property:GenerateFullPaths=true",
+                "/consoleloggerparameters:NoSummary"
+            ],
+            "problemMatcher": "$msCompile"
+        },
+        {
+            "label": "watch",
+            "command": "dotnet",
+            "type": "process",
+            "args": [
+                "watch",
+                "run",
+                "--project",
+                "${workspaceFolder}/BinaryDad.Notes.csproj"
+            ],
+            "problemMatcher": "$msCompile"
+        }
+    ]
+}

BinaryDad.Notes.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+</Project>

BinaryDad.Notes.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.4.33103.184
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BinaryDad.Notes", "BinaryDad.Notes.csproj", "{BF137709-FCD2-4BB0-ADE0-8FC71A244485}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{BF137709-FCD2-4BB0-ADE0-8FC71A244485}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BF137709-FCD2-4BB0-ADE0-8FC71A244485}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BF137709-FCD2-4BB0-ADE0-8FC71A244485}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BF137709-FCD2-4BB0-ADE0-8FC71A244485}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {FC497442-D375-4E62-9BB7-24F539E4AC4A}
+	EndGlobalSection
+EndGlobal

Controllers/ApiController.cs

@@ -0,0 +1,31 @@
+using Microsoft.AspNetCore.Mvc;
+
+namespace BinaryDad.Notes.Controllers;
+
+[ApiController]
+[Route("[controller]")]
+public class ApiController : ControllerBase
+{
+    private readonly string filePath;
+
+    public ApiController(IConfiguration configuration)
+    {
+        filePath = configuration["ContentFilePath"];
+    }
+
+    [HttpPost]
+    [Route("save")]
+    public async Task<bool> Save()
+    {
+        var content = string.Empty;
+
+        using (var reader = new StreamReader(Request.Body))
+        {
+            content = await reader.ReadToEndAsync();
+        }
+
+        await System.IO.File.WriteAllTextAsync(filePath, content);
+
+        return true;
+    }
+}

Controllers/HomeController.cs

@@ -0,0 +1,20 @@
+using Microsoft.AspNetCore.Mvc;
+
+namespace BinaryDad.Notes.Controllers;
+
+public class HomeController : Controller
+{
+    private readonly string filePath;
+
+    public HomeController(IConfiguration configuration)
+    {
+         filePath = configuration["ContentFilePath"];
+    }
+
+    public IActionResult Index()
+    {
+        var content = System.IO.File.ReadAllText(filePath);
+
+        return View((object)content);
+    }
+}

Models/ErrorViewModel.cs

@@ -0,0 +1,8 @@
+namespace BinaryDad.Notes.Models;
+
+public class ErrorViewModel
+{
+    public string? RequestId { get; set; }
+
+    public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+}

Program.cs

@@ -0,0 +1,27 @@
+var builder = WebApplication.CreateBuilder(args);
+
+// Add services to the container.
+builder.Services.AddControllersWithViews();
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline.
+if (!app.Environment.IsDevelopment())
+{
+    app.UseExceptionHandler("/Home/Error");
+    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
+    app.UseHsts();
+}
+
+app.UseHttpsRedirection();
+app.UseStaticFiles();
+
+app.UseRouting();
+
+app.UseAuthorization();
+
+app.MapControllerRoute(
+    name: "default",
+    pattern: "{controller=Home}/{action=Index}/{id?}");
+
+app.Run();

Properties/launchSettings.json

@@ -0,0 +1,37 @@
+{
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:2334",
+      "sslPort": 44381
+    }
+  },
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "applicationUrl": "http://localhost:5015",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "applicationUrl": "https://localhost:7042;http://localhost:5015",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

Views/Home/Index.cshtml

@@ -0,0 +1,6 @@
+@model string
+@{
+    ViewData["Title"] = "Home Page";
+}
+
+<textarea id="content" name="content">@Model</textarea>

Views/Shared/Error.cshtml

@@ -0,0 +1,25 @@
+@model ErrorViewModel
+@{
+    ViewData["Title"] = "Error";
+}
+
+<h1 class="text-danger">Error.</h1>
+<h2 class="text-danger">An error occurred while processing your request.</h2>
+
+@if (Model.ShowRequestId)
+{
+    <p>
+        <strong>Request ID:</strong> <code>@Model.RequestId</code>
+    </p>
+}
+
+<h3>Development Mode</h3>
+<p>
+    Swapping to <strong>Development</strong> environment will display more detailed information about the error that occurred.
+</p>
+<p>
+    <strong>The Development environment shouldn't be enabled for deployed applications.</strong>
+    It can result in displaying sensitive information from exceptions to end users.
+    For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
+    and restarting the app.
+</p>

Views/Shared/_Layout.cshtml

@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html lang="en">
+
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Notes</title>
+    <link rel="stylesheet" href="~/css/site.css" asp-append-version="true" />
+</head>
+
+<body>
+    @RenderBody()
+
+    <script src="~/lib/jquery/dist/jquery.min.js"></script>
+    <script src="~/js/site.js" asp-append-version="true"></script>
+    @await RenderSectionAsync("Scripts", required: false)
+</body>
+
+</html>

Views/Shared/_ValidationScriptsPartial.cshtml

@@ -0,0 +1,2 @@
+<script src="~/lib/jquery-validation/dist/jquery.validate.min.js"></script>
+<script src="~/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.min.js"></script>

Views/_ViewImports.cshtml

@@ -0,0 +1,3 @@
+@using BinaryDad.Notes
+@using BinaryDad.Notes.Models
+@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

Views/_ViewStart.cshtml

@@ -0,0 +1,3 @@
+@{
+    Layout = "_Layout";
+}

appsettings.Development.json

@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

appsettings.json

@@ -0,0 +1,10 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*",
+  "ContentFilePath": "content.txt"
+}

content.txt

@@ -0,0 +1,38 @@
+this is a testasdas
+
+thas
+sdfsdfs
+
+
+asdas		
+
+asdasda
+- asdas
+- asdassasdas
+
+
+asd
+as
+das
+as
+assa
+as
+dasd
+asd
+asd
+asdassdfdsf
+
+
+
+
+
+
+
+
+
+dsfsd
+das
+das
+dasd
+asda
+a

wwwroot/css/site.css

@@ -0,0 +1,36 @@
+html {
+    font-size: 14px;
+    height: 100%;
+}
+
+@media (min-width: 768px) {
+    html {
+        font-size: 16px;
+    }
+}
+
+.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
+    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
+}
+
+html {
+    position: relative;
+    min-height: 100%;
+}
+
+body {
+    margin: 0;
+    min-height: 100%;
+}
+
+textarea {
+    width: 100%;
+    height: 100%;
+    padding: 15px;
+    color: #444;
+    font-size: 16px;
+    font-family: Consolas;
+    outline: none;
+    position: absolute;
+    box-sizing: border-box;
+}

wwwroot/js/site.js

@@ -0,0 +1,53 @@
+let saveContent = function ($textarea) {
+    $textarea = $textarea || $('textarea');
+
+    var content = $textarea.val();
+
+    $.ajax('/api/save', {
+        data: content,
+        contentType: 'text/plain',
+        type: 'POST'
+    }).done(function (data) {
+
+        // saved!
+
+    }).fail(function () {
+        alert('Could not connect to server. Check your internet connection and try again.');
+    });
+};
+
+$(function () {
+
+    // bind on blur event
+    $('textarea').on('blur', function () {
+        saveContent($(this));
+    });
+
+    // 20 second interval
+    setInterval(saveContent, 20000);
+
+    //onbeforeunload = saveContent();
+
+    // support tab key in textarea
+    $('textarea').keydown(function (e) {
+        if (e.keyCode === 9) { // tab was pressed
+            // get caret position/selection
+            var start = this.selectionStart;
+            end = this.selectionEnd;
+
+            var $this = $(this);
+
+            // set textarea value to: text before caret + tab + text after caret
+            $this.val($this.val().substring(0, start)
+                + '\t'
+                + $this.val().substring(end));
+
+            // put caret at right position again
+            this.selectionStart = this.selectionEnd = start + 1;
+
+            // prevent the focus lose
+            return false;
+        }
+    });
+
+});

wwwroot/lib/jquery-validation-unobtrusive/LICENSE.txt

@@ -0,0 +1,23 @@
+The MIT License (MIT)
+
+Copyright (c) .NET Foundation and Contributors
+
+All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

wwwroot/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.js

@@ -0,0 +1,435 @@
+/**
+ * @license
+ * Unobtrusive validation support library for jQuery and jQuery Validate
+ * Copyright (c) .NET Foundation. All rights reserved.
+ * Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+ * @version v4.0.0
+ */
+
+/*jslint white: true, browser: true, onevar: true, undef: true, nomen: true, eqeqeq: true, plusplus: true, bitwise: true, regexp: true, newcap: true, immed: true, strict: false */
+/*global document: false, jQuery: false */
+
+(function (factory) {
+    if (typeof define === 'function' && define.amd) {
+        // AMD. Register as an anonymous module.
+        define("jquery.validate.unobtrusive", ['jquery-validation'], factory);
+    } else if (typeof module === 'object' && module.exports) {
+        // CommonJS-like environments that support module.exports     
+        module.exports = factory(require('jquery-validation'));
+    } else {
+        // Browser global
+        jQuery.validator.unobtrusive = factory(jQuery);
+    }
+}(function ($) {
+    var $jQval = $.validator,
+        adapters,
+        data_validation = "unobtrusiveValidation";
+
+    function setValidationValues(options, ruleName, value) {
+        options.rules[ruleName] = value;
+        if (options.message) {
+            options.messages[ruleName] = options.message;
+        }
+    }
+
+    function splitAndTrim(value) {
+        return value.replace(/^\s+|\s+$/g, "").split(/\s*,\s*/g);
+    }
+
+    function escapeAttributeValue(value) {
+        // As mentioned on http://api.jquery.com/category/selectors/
+        return value.replace(/([!"#$%&'()*+,./:;<=>?@\[\\\]^`{|}~])/g, "\\$1");
+    }
+
+    function getModelPrefix(fieldName) {
+        return fieldName.substr(0, fieldName.lastIndexOf(".") + 1);
+    }
+
+    function appendModelPrefix(value, prefix) {
+        if (value.indexOf("*.") === 0) {
+            value = value.replace("*.", prefix);
+        }
+        return value;
+    }
+
+    function onError(error, inputElement) {  // 'this' is the form element
+        var container = $(this).find("[data-valmsg-for='" + escapeAttributeValue(inputElement[0].name) + "']"),
+            replaceAttrValue = container.attr("data-valmsg-replace"),
+            replace = replaceAttrValue ? $.parseJSON(replaceAttrValue) !== false : null;
+
+        container.removeClass("field-validation-valid").addClass("field-validation-error");
+        error.data("unobtrusiveContainer", container);
+
+        if (replace) {
+            container.empty();
+            error.removeClass("input-validation-error").appendTo(container);
+        }
+        else {
+            error.hide();
+        }
+    }
+
+    function onErrors(event, validator) {  // 'this' is the form element
+        var container = $(this).find("[data-valmsg-summary=true]"),
+            list = container.find("ul");
+
+        if (list && list.length && validator.errorList.length) {
+            list.empty();
+            container.addClass("validation-summary-errors").removeClass("validation-summary-valid");
+
+            $.each(validator.errorList, function () {
+                $("<li />").html(this.message).appendTo(list);
+            });
+        }
+    }
+
+    function onSuccess(error) {  // 'this' is the form element
+        var container = error.data("unobtrusiveContainer");
+
+        if (container) {
+            var replaceAttrValue = container.attr("data-valmsg-replace"),
+                replace = replaceAttrValue ? $.parseJSON(replaceAttrValue) : null;
+
+            container.addClass("field-validation-valid").removeClass("field-validation-error");
+            error.removeData("unobtrusiveContainer");
+
+            if (replace) {
+                container.empty();
+            }
+        }
+    }
+
+    function onReset(event) {  // 'this' is the form element
+        var $form = $(this),
+            key = '__jquery_unobtrusive_validation_form_reset';
+        if ($form.data(key)) {
+            return;
+        }
+        // Set a flag that indicates we're currently resetting the form.
+        $form.data(key, true);
+        try {
+            $form.data("validator").resetForm();
+        } finally {
+            $form.removeData(key);
+        }
+
+        $form.find(".validation-summary-errors")
+            .addClass("validation-summary-valid")
+            .removeClass("validation-summary-errors");
+        $form.find(".field-validation-error")
+            .addClass("field-validation-valid")
+            .removeClass("field-validation-error")
+            .removeData("unobtrusiveContainer")
+            .find(">*")  // If we were using valmsg-replace, get the underlying error
+            .removeData("unobtrusiveContainer");
+    }
+
+    function validationInfo(form) {
+        var $form = $(form),
+            result = $form.data(data_validation),
+            onResetProxy = $.proxy(onReset, form),
+            defaultOptions = $jQval.unobtrusive.options || {},
+            execInContext = function (name, args) {
+                var func = defaultOptions[name];
+                func && $.isFunction(func) && func.apply(form, args);
+            };
+
+        if (!result) {
+            result = {
+                options: {  // options structure passed to jQuery Validate's validate() method
+                    errorClass: defaultOptions.errorClass || "input-validation-error",
+                    errorElement: defaultOptions.errorElement || "span",
+                    errorPlacement: function () {
+                        onError.apply(form, arguments);
+                        execInContext("errorPlacement", arguments);
+                    },
+                    invalidHandler: function () {
+                        onErrors.apply(form, arguments);
+                        execInContext("invalidHandler", arguments);
+                    },
+                    messages: {},
+                    rules: {},
+                    success: function () {
+                        onSuccess.apply(form, arguments);
+                        execInContext("success", arguments);
+                    }
+                },
+                attachValidation: function () {
+                    $form
+                        .off("reset." + data_validation, onResetProxy)
+                        .on("reset." + data_validation, onResetProxy)
+                        .validate(this.options);
+                },
+                validate: function () {  // a validation function that is called by unobtrusive Ajax
+                    $form.validate();
+                    return $form.valid();
+                }
+            };
+            $form.data(data_validation, result);
+        }
+
+        return result;
+    }
+
+    $jQval.unobtrusive = {
+        adapters: [],
+
+        parseElement: function (element, skipAttach) {
+            /// <summary>
+            /// Parses a single HTML element for unobtrusive validation attributes.
+            /// </summary>
+            /// <param name="element" domElement="true">The HTML element to be parsed.</param>
+            /// <param name="skipAttach" type="Boolean">[Optional] true to skip attaching the
+            /// validation to the form. If parsing just this single element, you should specify true.
+            /// If parsing several elements, you should specify false, and manually attach the validation
+            /// to the form when you are finished. The default is false.</param>
+            var $element = $(element),
+                form = $element.parents("form")[0],
+                valInfo, rules, messages;
+
+            if (!form) {  // Cannot do client-side validation without a form
+                return;
+            }
+
+            valInfo = validationInfo(form);
+            valInfo.options.rules[element.name] = rules = {};
+            valInfo.options.messages[element.name] = messages = {};
+
+            $.each(this.adapters, function () {
+                var prefix = "data-val-" + this.name,
+                    message = $element.attr(prefix),
+                    paramValues = {};
+
+                if (message !== undefined) {  // Compare against undefined, because an empty message is legal (and falsy)
+                    prefix += "-";
+
+                    $.each(this.params, function () {
+                        paramValues[this] = $element.attr(prefix + this);
+                    });
+
+                    this.adapt({
+                        element: element,
+                        form: form,
+                        message: message,
+                        params: paramValues,
+                        rules: rules,
+                        messages: messages
+                    });
+                }
+            });
+
+            $.extend(rules, { "__dummy__": true });
+
+            if (!skipAttach) {
+                valInfo.attachValidation();
+            }
+        },
+
+        parse: function (selector) {
+            /// <summary>
+            /// Parses all the HTML elements in the specified selector. It looks for input elements decorated
+            /// with the [data-val=true] attribute value and enables validation according to the data-val-*
+            /// attribute values.
+            /// </summary>
+            /// <param name="selector" type="String">Any valid jQuery selector.</param>
+
+            // $forms includes all forms in selector's DOM hierarchy (parent, children and self) that have at least one
+            // element with data-val=true
+            var $selector = $(selector),
+                $forms = $selector.parents()
+                    .addBack()
+                    .filter("form")
+                    .add($selector.find("form"))
+                    .has("[data-val=true]");
+
+            $selector.find("[data-val=true]").each(function () {
+                $jQval.unobtrusive.parseElement(this, true);
+            });
+
+            $forms.each(function () {
+                var info = validationInfo(this);
+                if (info) {
+                    info.attachValidation();
+                }
+            });
+        }
+    };
+
+    adapters = $jQval.unobtrusive.adapters;
+
+    adapters.add = function (adapterName, params, fn) {
+        /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation.</summary>
+        /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
+        /// in the data-val-nnnn HTML attribute (where nnnn is the adapter name).</param>
+        /// <param name="params" type="Array" optional="true">[Optional] An array of parameter names (strings) that will
+        /// be extracted from the data-val-nnnn-mmmm HTML attributes (where nnnn is the adapter name, and
+        /// mmmm is the parameter name).</param>
+        /// <param name="fn" type="Function">The function to call, which adapts the values from the HTML
+        /// attributes into jQuery Validate rules and/or messages.</param>
+        /// <returns type="jQuery.validator.unobtrusive.adapters" />
+        if (!fn) {  // Called with no params, just a function
+            fn = params;
+            params = [];
+        }
+        this.push({ name: adapterName, params: params, adapt: fn });
+        return this;
+    };
+
+    adapters.addBool = function (adapterName, ruleName) {
+        /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation, where
+        /// the jQuery Validate validation rule has no parameter values.</summary>
+        /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
+        /// in the data-val-nnnn HTML attribute (where nnnn is the adapter name).</param>
+        /// <param name="ruleName" type="String" optional="true">[Optional] The name of the jQuery Validate rule. If not provided, the value
+        /// of adapterName will be used instead.</param>
+        /// <returns type="jQuery.validator.unobtrusive.adapters" />
+        return this.add(adapterName, function (options) {
+            setValidationValues(options, ruleName || adapterName, true);
+        });
+    };
+
+    adapters.addMinMax = function (adapterName, minRuleName, maxRuleName, minMaxRuleName, minAttribute, maxAttribute) {
+        /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation, where
+        /// the jQuery Validate validation has three potential rules (one for min-only, one for max-only, and
+        /// one for min-and-max). The HTML parameters are expected to be named -min and -max.</summary>
+        /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
+        /// in the data-val-nnnn HTML attribute (where nnnn is the adapter name).</param>
+        /// <param name="minRuleName" type="String">The name of the jQuery Validate rule to be used when you only
+        /// have a minimum value.</param>
+        /// <param name="maxRuleName" type="String">The name of the jQuery Validate rule to be used when you only
+        /// have a maximum value.</param>
+        /// <param name="minMaxRuleName" type="String">The name of the jQuery Validate rule to be used when you
+        /// have both a minimum and maximum value.</param>
+        /// <param name="minAttribute" type="String" optional="true">[Optional] The name of the HTML attribute that
+        /// contains the minimum value. The default is "min".</param>
+        /// <param name="maxAttribute" type="String" optional="true">[Optional] The name of the HTML attribute that
+        /// contains the maximum value. The default is "max".</param>
+        /// <returns type="jQuery.validator.unobtrusive.adapters" />
+        return this.add(adapterName, [minAttribute || "min", maxAttribute || "max"], function (options) {
+            var min = options.params.min,
+                max = options.params.max;
+
+            if (min && max) {
+                setValidationValues(options, minMaxRuleName, [min, max]);
+            }
+            else if (min) {
+                setValidationValues(options, minRuleName, min);
+            }
+            else if (max) {
+                setValidationValues(options, maxRuleName, max);
+            }
+        });
+    };
+
+    adapters.addSingleVal = function (adapterName, attribute, ruleName) {
+        /// <summary>Adds a new adapter to convert unobtrusive HTML into a jQuery Validate validation, where
+        /// the jQuery Validate validation rule has a single value.</summary>
+        /// <param name="adapterName" type="String">The name of the adapter to be added. This matches the name used
+        /// in the data-val-nnnn HTML attribute(where nnnn is the adapter name).</param>
+        /// <param name="attribute" type="String">[Optional] The name of the HTML attribute that contains the value.
+        /// The default is "val".</param>
+        /// <param name="ruleName" type="String" optional="true">[Optional] The name of the jQuery Validate rule. If not provided, the value
+        /// of adapterName will be used instead.</param>
+        /// <returns type="jQuery.validator.unobtrusive.adapters" />
+        return this.add(adapterName, [attribute || "val"], function (options) {
+            setValidationValues(options, ruleName || adapterName, options.params[attribute]);
+        });
+    };
+
+    $jQval.addMethod("__dummy__", function (value, element, params) {
+        return true;
+    });
+
+    $jQval.addMethod("regex", function (value, element, params) {
+        var match;
+        if (this.optional(element)) {
+            return true;
+        }
+
+        match = new RegExp(params).exec(value);
+        return (match && (match.index === 0) && (match[0].length === value.length));
+    });
+
+    $jQval.addMethod("nonalphamin", function (value, element, nonalphamin) {
+        var match;
+        if (nonalphamin) {
+            match = value.match(/\W/g);
+            match = match && match.length >= nonalphamin;
+        }
+        return match;
+    });
+
+    if ($jQval.methods.extension) {
+        adapters.addSingleVal("accept", "mimtype");
+        adapters.addSingleVal("extension", "extension");
+    } else {
+        // for backward compatibility, when the 'extension' validation method does not exist, such as with versions
+        // of JQuery Validation plugin prior to 1.10, we should use the 'accept' method for
+        // validating the extension, and ignore mime-type validations as they are not supported.
+        adapters.addSingleVal("extension", "extension", "accept");
+    }
+
+    adapters.addSingleVal("regex", "pattern");
+    adapters.addBool("creditcard").addBool("date").addBool("digits").addBool("email").addBool("number").addBool("url");
+    adapters.addMinMax("length", "minlength", "maxlength", "rangelength").addMinMax("range", "min", "max", "range");
+    adapters.addMinMax("minlength", "minlength").addMinMax("maxlength", "minlength", "maxlength");
+    adapters.add("equalto", ["other"], function (options) {
+        var prefix = getModelPrefix(options.element.name),
+            other = options.params.other,
+            fullOtherName = appendModelPrefix(other, prefix),
+            element = $(options.form).find(":input").filter("[name='" + escapeAttributeValue(fullOtherName) + "']")[0];
+
+        setValidationValues(options, "equalTo", element);
+    });
+    adapters.add("required", function (options) {
+        // jQuery Validate equates "required" with "mandatory" for checkbox elements
+        if (options.element.tagName.toUpperCase() !== "INPUT" || options.element.type.toUpperCase() !== "CHECKBOX") {
+            setValidationValues(options, "required", true);
+        }
+    });
+    adapters.add("remote", ["url", "type", "additionalfields"], function (options) {
+        var value = {
+            url: options.params.url,
+            type: options.params.type || "GET",
+            data: {}
+        },
+            prefix = getModelPrefix(options.element.name);
+
+        $.each(splitAndTrim(options.params.additionalfields || options.element.name), function (i, fieldName) {
+            var paramName = appendModelPrefix(fieldName, prefix);
+            value.data[paramName] = function () {
+                var field = $(options.form).find(":input").filter("[name='" + escapeAttributeValue(paramName) + "']");
+                // For checkboxes and radio buttons, only pick up values from checked fields.
+                if (field.is(":checkbox")) {
+                    return field.filter(":checked").val() || field.filter(":hidden").val() || '';
+                }
+                else if (field.is(":radio")) {
+                    return field.filter(":checked").val() || '';
+                }
+                return field.val();
+            };
+        });
+
+        setValidationValues(options, "remote", value);
+    });
+    adapters.add("password", ["min", "nonalphamin", "regex"], function (options) {
+        if (options.params.min) {
+            setValidationValues(options, "minlength", options.params.min);
+        }
+        if (options.params.nonalphamin) {
+            setValidationValues(options, "nonalphamin", options.params.nonalphamin);
+        }
+        if (options.params.regex) {
+            setValidationValues(options, "regex", options.params.regex);
+        }
+    });
+    adapters.add("fileextensions", ["extensions"], function (options) {
+        setValidationValues(options, "extension", options.params.extensions);
+    });
+
+    $(function () {
+        $jQval.unobtrusive.parse(document);
+    });
+
+    return $jQval.unobtrusive;
+}));

wwwroot/lib/jquery-validation/LICENSE.md

@@ -0,0 +1,22 @@
+The MIT License (MIT)
+=====================
+
+Copyright Jörn Zaefferer
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

wwwroot/lib/jquery/LICENSE.txt

@@ -0,0 +1,21 @@
+
+Copyright OpenJS Foundation and other contributors, https://openjsf.org/
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.