Bulk Create Responses (#150)

* Bulk Create Responses

Rather than entering each response on a new page, allow for responses to be created in Excel and imported in bulk.

* Update with auth

* use validation

ServerCore/Pages/Responses/CreateBulk.cshtml

@@ -0,0 +1,64 @@
+@page "/{eventId}/{eventRole}/Responses/CreateBulk/{puzzleId}"
+@model ServerCore.Pages.Responses.CreateBulkModel
+
+@{
+    ViewData["Title"] = "Bulk Create";
+}
+
+<h2>Bulk Create</h2>
+
+<h4>Response</h4>
+<hr />
+<div class="row">
+    <div class="col-md-4">
+        <div>
+            <p>Intended usage: Enter data for each response in Excel, one line per response. Then copy each column into the correct box below and click Bulk Create.</p>
+            <br />
+            <p>IsSolution and Note can be blank when unused. IsSolution will be checked if you supply Y, Yes, T, or True (case insensitive).</p>
+            <br />
+        </div>
+        <form method="post">
+            <table>
+                <thead>
+                    <tr>
+                        <th>IsSolution</th>
+                        <th>SubmittedText</th>
+                        <th>ResponseText</th>
+                        <th>Note</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    <tr>
+                        <td>
+                            <textarea asp-for="IsSolution"></textarea>
+                            <span asp-validation-for="IsSolution" class="text-danger"></span>
+                        </td>
+                        <td>
+                            <textarea asp-for="SubmittedText"></textarea>
+                            <span asp-validation-for="SubmittedText" class="text-danger"></span>
+                        </td>
+                        <td>
+                            <textarea asp-for="ResponseText"></textarea>
+                            <span asp-validation-for="ResponseText" class="text-danger"></span>
+                        </td>
+                        <td>
+                            <textarea asp-for="Note"></textarea>
+                            <span asp-validation-for="Note" class="text-danger"></span>
+                        </td>
+                    </tr>
+                </tbody>
+            </table>
+            <div class="form-group">
+                <input type="submit" value="Bulk Create" class="btn btn-default" />
+            </div>
+        </form>
+    </div>
+</div>
+
+<div>
+    <a asp-page="Index" asp-route-puzzleid="@Model.PuzzleId">Back to Response List</a>
+</div>
+
+@section Scripts {
+    @{await Html.RenderPartialAsync("_ValidationScriptsPartial");}
+}

ServerCore/Pages/Responses/CreateBulk.cshtml.cs

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+using System;
+using System.IO;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Identity;
+using Microsoft.AspNetCore.Mvc;
+using ServerCore.DataModel;
+using ServerCore.ModelBases;
+
+namespace ServerCore.Pages.Responses
+{
+    [Authorize(Policy = "IsEventAdminOrAuthorOfPuzzle")]
+    public class CreateBulkModel : EventSpecificPageModel
+    {
+        public CreateBulkModel(PuzzleServerContext serverContext, UserManager<IdentityUser> userManager) : base(serverContext, userManager)
+        {
+        }
+
+        [BindProperty]
+        public string IsSolution { get; set; }
+
+        [BindProperty]
+        public string SubmittedText { get; set; }
+
+        [BindProperty]
+        public string ResponseText { get; set; }
+
+        [BindProperty]
+        public string Note { get; set; }
+
+        public int PuzzleId { get; set; }
+
+        public IActionResult OnGet(int puzzleId)
+        {
+            PuzzleId = puzzleId;
+            return Page();
+        }
+
+        public async Task<IActionResult> OnPostAsync(int puzzleId)
+        {
+            if (!ModelState.IsValid)
+            {
+                return Page();
+            }
+
+            StringReader isSolutionReader = new StringReader(IsSolution ?? string.Empty);
+            StringReader submittedTextReader = new StringReader(SubmittedText ?? string.Empty);
+            StringReader responseTextReader = new StringReader(ResponseText ?? string.Empty);
+            StringReader noteReader = new StringReader(Note ?? string.Empty);
+
+            while (true)
+            {
+                string isSolution = isSolutionReader.ReadLine();
+                string submittedText = submittedTextReader.ReadLine();
+                string responseText = responseTextReader.ReadLine();
+                string note = noteReader.ReadLine();
+
+                // TODO probably clearer ways to validate but I honestly do not understand how validation works
+                if (submittedText == null)
+                {
+                    if (responseText != null)
+                    {
+                        ModelState.AddModelError("ResponseText", "Unmatched Response without Submission");
+                    }
+                    if (isSolution != null)
+                    {
+                        ModelState.AddModelError("IsSolution", "Unmatched IsSolution without Submission");
+                    }
+                    if (note != null)
+                    {
+                        ModelState.AddModelError("Note", "Unmatched Note without Submission");
+                    }
+
+                    // we're done
+                    break;
+                }
+
+                if (responseText == null)
+                {
+                    ModelState.AddModelError("SubmittedText", "Unmatched Submission without Response");
+                    break;
+                }
+
+                isSolution = isSolution == null ? string.Empty : isSolution.ToLower();
+
+                Response response = new Response()
+                {
+                    PuzzleID = puzzleId,
+                    SubmittedText = submittedText,
+                    ResponseText = responseText,
+                    Note = note,
+                    IsSolution = isSolution == "y" || isSolution == "yes" || isSolution == "t" || isSolution == "true" || isSolution == "1"
+                };
+
+                _context.Responses.Add(response);
+            }
+
+            if (!ModelState.IsValid)
+            {
+                return Page();
+            }
+
+            await _context.SaveChangesAsync();
+
+            return RedirectToPage("./Index", new { puzzleid = puzzleId });
+        }
+    }
+}