implemented voting for quotes

Src/VideoGameQuotes.Web/Controllers/QuoteController.cs

@@ -22,6 +22,30 @@ namespace VideoGameQuotes.Web.Controllers {
 			this.currentUserProvider = currentUserProvider;
 		}
 
+		[HttpPost, IsValidUser]
+		public JsonResult Vote(VoteModel model) {
+			if (!ModelState.IsValid) {
+				return Json(this.CreateJsonErrorResponse("Invalid request"));
+			}
+
+			try {
+				var vote = quoteService.GetVoteOrCreateNew(quoteService.GetQuote(model.QuoteId), currentUserProvider.CurrentUser);
+				vote.Direction = model.Direction;
+				
+				vote = quoteService.SaveVote(vote);
+
+				var data = new Dictionary<string, string> {
+					{ "netVotes", vote.Quote.NetVotes.ToString() },
+					{ "upVotes", vote.Quote.UpVotes.ToString() },
+					{ "downVotes", vote.Quote.DownVotes.ToString() }
+				};
+
+				return Json(this.CreateJsonResponse(null, data));
+			} catch {
+				return Json(this.CreateJsonErrorResponse("An error occurred while trying to process your vote"));
+			}
+		}
+
 		public ActionResult Recent() {
 			//get last 10 submitted quotes
 			var quotes = quoteService.GetMostRecentQuotes(10);

Src/VideoGameQuotes.Web/Global.asax.cs

@@ -39,7 +39,7 @@ namespace VideoGameQuotes.Web {
 
 			routes.MapRoute("home", "{action}", new { controller = "Home", action = "Index" }, new { action = "about|contact" });
 			routes.MapRoute("best", "best/{start}-{end}/", new { controller = "Quote", action = "Best" }, new { start = @"\d+", end = @"\d+" });
-			routes.MapRoute("quote", "{action}", new { controller = "Quote" }, new { action = "submit|search|recent|random|best|browse" });
+			routes.MapRoute("quote", "{action}", new { controller = "Quote" }, new { action = "submit|search|recent|random|best|browse|vote" });
 			routes.MapRoute("individual-quote", "quote/{id}/{*text}", new { controller = "Quote", action = "Quote" }, new { id = @"\d+" });
 			routes.MapRoute("create-category", "category/create", new { controller = "Quote", action = "CreateCategory" });
 			

Src/VideoGameQuotes.Web/Models/QuoteModel.cs

@@ -4,7 +4,6 @@ using JetBrains.Annotations;
 using VideoGameQuotes.Api;
 
 namespace VideoGameQuotes.Web.Models {
-
 	public class QuoteCollectionModel {
 		public IEnumerable<Quote> Quotes { get; set; }
 		public User User { get; set; }

Src/VideoGameQuotes.Web/Models/VoteModel.cs

@@ -0,0 +1,11 @@
+using Portoa.Validation.DataAnnotations;
+using VideoGameQuotes.Api;
+
+namespace VideoGameQuotes.Web.Models {
+	public class VoteModel {
+		[GreaterThanZero]
+		public int QuoteId { get; set; }
+
+		public VoteDirection Direction { get; set; }
+	}
+}

Src/VideoGameQuotes.Web/Services/QuoteService.cs

@@ -22,6 +22,9 @@ namespace VideoGameQuotes.Web.Services {
 		[CanBeNull]
 		Quote GetRandomQuote();
 		IEnumerable<Quote> GetBestQuotes(int start, int end);
+		Vote SaveVote(Vote vote);
+		[NotNull]
+		Vote GetVoteOrCreateNew(Quote quote, User voter);
 	}
 
 	public class QuoteService : IQuoteService {
@@ -30,15 +33,19 @@ namespace VideoGameQuotes.Web.Services {
 		private readonly IRepository<GamingSystem> systemRepository;
 		private readonly IRepository<Publisher> publisherRepository;
 		private readonly IRepository<Category> categoryRepository;
+		private readonly IRepository<Vote> voteRepository;
 
 		public QuoteService(
 			IRepository<Quote> quoteRepository,
 			IRepository<Game> gameRepository,
 			IRepository<GamingSystem> systemRepository,
-			IRepository<Publisher> publisherRepository, IRepository<Category> categoryRepository
+			IRepository<Publisher> publisherRepository, 
+			IRepository<Category> categoryRepository,
+			IRepository<Vote> voteRepository
 		) {
 			this.quoteRepository = quoteRepository;
 			this.categoryRepository = categoryRepository;
+			this.voteRepository = voteRepository;
 			this.gameRepository = gameRepository;
 			this.systemRepository = systemRepository;
 			this.publisherRepository = publisherRepository;
@@ -122,9 +129,24 @@ namespace VideoGameQuotes.Web.Services {
 			var records = quoteRepository.Records.ToArray();
 
 			return records
-				.OrderByDescending(quote => quote.UpVotes)
+				.OrderByDescending(quote => quote.NetVotes)
+				.ThenByDescending(quote => quote.UpVotes)
 				.Skip(start)
 				.Take(end - start + 1);
 		}
+
+		[UnitOfWork]
+		public Vote SaveVote(Vote vote) {
+			return voteRepository.Save(vote);
+		}
+
+		[UnitOfWork]
+		public Vote GetVoteOrCreateNew(Quote quote, User voter) {
+			var vote = voteRepository.Records.SingleOrDefault(v => v.Quote == quote && v.Voter == voter);
+			return vote ?? new Vote {
+				Quote = quote,
+				Voter = voter
+			};
+		}
 	}
 }

Src/VideoGameQuotes.Web/VideoGameQuotes.Web.csproj

@@ -86,6 +86,7 @@
   <ItemGroup>
     <Compile Include="Controllers\HomeController.cs" />
     <Compile Include="Models\QuoteModel.cs" />
+    <Compile Include="Models\VoteModel.cs" />
     <Compile Include="Validation\NonEmptyText.cs" />
     <Compile Include="Security\IsValidUserAttribute.cs" />
     <Compile Include="Controllers\QuoteController.cs" />
@@ -113,9 +114,11 @@
     <Content Include="media\css\reset.css" />
     <Content Include="media\images\favicon.png" />
     <Content Include="media\images\search.png" />
+    <Content Include="media\js\vgquotes.js" />
     <Content Include="Views\Home\About.aspx" />
     <Content Include="Views\Home\Contact.aspx" />
     <Content Include="Views\Home\ContactSuccess.aspx" />
+    <Content Include="Views\Quote\BadPaging.aspx" />
     <Content Include="Views\Quote\Best.aspx" />
     <Content Include="Views\Quote\NoQuotes.aspx" />
     <Content Include="Views\Quote\Quote.aspx" />
@@ -142,7 +145,6 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="App_Data\" />
-    <Folder Include="media\js\" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\VideoGameQuotes.Api\VideoGameQuotes.Api.csproj">

Src/VideoGameQuotes.Web/Views/Quote/BadPaging.aspx

@@ -0,0 +1,10 @@
+<%@ Page Title="" Language="C#" Inherits="System.Web.Mvc.ViewPage" MasterPageFile="~/Views/Shared/Site.Master" %>
+<asp:Content runat="server" ID="Title" ContentPlaceHolderID="TitleContent">Invalid Paging Request</asp:Content>
+<asp:Content runat="server" ID="Main" ContentPlaceHolderID="MainContent">
+	<h2>Invalid Paging Request</h2>
+
+	<p>
+		Since you&rsquo;re here, you were probably mucking around with the query string.
+		Please stop.
+	</p>
+</asp:Content>

Src/VideoGameQuotes.Web/Views/Shared/SingleQuote.ascx

@@ -2,6 +2,7 @@
 <%@ Import Namespace="VideoGameQuotes.Api" %>
 
 	<div class="quote-container">
+		<input type="hidden" class="quote-id" value="<%= Model.Quote.Id %>" />
 		<div class="quote-data clearfix">
 			<div class="quote-score-container">
 				<div class="vote-container">
@@ -29,7 +30,7 @@
 		<div class="quote-details">
 			<dl>
 				<dt>Game</dt>
-				<dd><%= Html.ActionLink(Model.Quote.Game.Name, "Index", "Quote", new { game = Model.Quote.Game.Id }, null) %></dd>
+				<dd><%= Html.ActionLink(Model.Quote.Game.Name, "browse", "Quote", new { game = Model.Quote.Game.Id }, null) %></dd>
 				<dt>Added</dt>
 				<dd><%: Model.Quote.GetHumanReadableTimeSinceCreated() %></dd>
 			</dl>

Src/VideoGameQuotes.Web/Views/Shared/Site.Master

@@ -50,12 +50,13 @@
 			<div id="footer">
 				<div class="content-container">
 					&copy; <%= DateTime.UtcNow.Year %> <a href="http://tommymontgomery.com/" title="Who is this man?">Tommy Montgomery</a><br />
-					If you steal something, I&#39;ll murder your family.
+					If you steal something, I&rsquo;ll murder your family.
 				</div>
 			</div>
 		</div>
 
 		<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.0/jquery.min.js"></script>
+		<script type="text/javascript" src="/media/js/vgquotes.js"></script>
 		<asp:ContentPlaceHolder ID="DeferrableScripts" runat="server" />
 	</body>
 </html>

Src/VideoGameQuotes.Web/media/js/vgquotes.js

@@ -0,0 +1,60 @@
+(function($, window, undefined){
+	$(document).ready(function() {
+		var voting = false;
+		$(".vote-for, .vote-against").live("click", function() {
+			if (voting) {
+				alert("Please wait for the current vote to process before voting again");
+				return false;
+			}
+
+			voting = true;
+			var $votingLink = $(this);
+			var $container = $votingLink.parents(".quote-container");
+			var direction = $votingLink.hasClass("vote-for") ? 1 : 0;
+			var quoteId = $container.find("input.quote-id").val();
+			$.ajax("/vote", {
+				type: "POST",
+				data: {
+					QuoteId: quoteId,
+					Direction: direction
+				},
+
+				success: function(data, status, $xhr) {
+					if (data.Error !== null) {
+						alert(data.Error);
+						return;
+					}
+
+					$container
+						.find(".quote-score")
+						.attr("title", "+" + data.Data.upVotes + ", -" + data.Data.downVotes)
+						.text(data.Data.netVotes);
+
+					//remove the voting arrow, and add the other one if needed
+					$votingLink.remove();
+					if (direction === 1) {
+						if ($container.find(".vote-against").length === 0) {
+							$("<span/>")
+								.addClass("vote-against")
+								.attr("title", "I hate this quote")
+								.text(String.fromCharCode(0x25BC))
+								.appendTo($container.find(".vote-container:last"));
+						}
+					} else {
+						if ($container.find(".vote-for").length === 0) {
+							$("<span/>")
+								.addClass("vote-for")
+								.attr("title", "I like this quote")
+								.text(String.fromCharCode(0x25B2))
+								.appendTo($container.find(".vote-container:first"));
+						}
+					}
+				},
+
+				complete: function() { voting = false; }
+			});
+
+			return false;
+		});
+	});
+}(jQuery, window));