a single comment

Listing.cs

@@ -5,43 +5,59 @@ using System.Collections.Generic;
 using System.Text.Json;
 
 namespace Buypeeb {
-	class Listing {
+	class YahooAuctionsItem {
 		public string url {
 			get {
 				return $"https://page.auctions.yahoo.co.jp/jp/auction/{this.id}";
 			}
 		}
 
-		public string buyee_url {
+		public string buyeeUrl {
 			get {
 				return $"https://buyee.jp/item/yahoo/auction/{this.id}";
 			}
 		}
 
+		// any items with a getter will be saved to userdata.json
+		// anything that's configurable by the user, such as the custom name, should be saved
+		// the id *must* be saved!
+		// i'm also saving the original name to make it easier to tell what the items are in the userdata.json
+		// there's not really a need for it i guess but it's my program and i can do what i want
 		public string id { get; set; }
 		public string name { get; set; }
 		public int price = 0;
-		public int win_price;
-		public string original_name;
+		public int winPrice;
+		public string originalName { get; set; }
 		public bool favourite { get; set; } = false;
-		// start_date, end_date
+		public DateTime startDate;
+		public DateTime endDate;
+		public DateTime lastUpdated;
 		public int bids;
-		public bool auto_extension;
+		public bool autoExtension;
 		public bool ready;
+		public bool available;
+
+		public bool updatedRecently {
+			get {
+				var later = this.lastUpdated.AddSeconds(15);
+				return DateTime.Compare(later, this.lastUpdated) < 0;
+			}
+		}
 
 		private bool success { get; set; } // TODO: custom setter that throws an exception if set to false or something idk
 
-		public Listing(string id, string name) {
+		public YahooAuctionsItem(string id, string name) {
 			this.id = id;
 			this.name = name;
 			this.ready = false;
 		}
 
-		public Listing() {
+		public YahooAuctionsItem() {
 			// parameterless constructor for deserialisation
 		}
 
 		public void Update(string html) {
+			// TODO: handle all the parsing errors and weird interpretation that could possibly happen here
 			var rx = new Regex(@"var pageData ?= ?(\{.+?\});", RegexOptions.Singleline); // TODO: maybe compile and match the regex in another thread
 			var m = rx.Match(html);
 			if (m == null) {
@@ -55,17 +71,26 @@ namespace Buypeeb {
 				j_full = JsonSerializer.Deserialize<Dictionary<string, Dictionary<string, string>>>(m.Groups[1].Value);
 			}
 			catch (Exception e) {
+				Console.WriteLine("oh jeez oh man oh jeez oh man oh jeez oh man");
+				Console.WriteLine(m.Groups[1].Value);
 				throw e;
 			}
 
+			var jst = TimeZoneInfo.FindSystemTimeZoneById("Asia/Tokyo");
+
 			var j = j_full["items"];
-			this.original_name = j["productName"];
+			this.originalName = j["productName"];
+			this.startDate = TimeZoneInfo.ConvertTimeToUtc(DateTime.ParseExact(j["starttime"], "yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture), jst);
+			this.endDate = TimeZoneInfo.ConvertTimeToUtc(DateTime.ParseExact(j["endtime"], "yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture), jst);
+			this.lastUpdated = DateTime.UtcNow;
+			this.available = j["isClosed"] == "0";
+
 			this.success = int.TryParse(j["price"], out this.price);
-			this.success = int.TryParse(j["winPrice"], out this.win_price);
+			this.success = int.TryParse(j["winPrice"], out this.winPrice);
 			this.success = int.TryParse(j["bids"], out this.bids);
 
 			if (String.IsNullOrWhiteSpace(this.name)) {
-				this.name = this.original_name;
+				this.name = this.originalName;
 			}
 
 			// as far as i can tell, neither the `pageData` nor the `conf` variables in the html seem to store whether or not the auction uses automatic extension
@@ -75,17 +100,17 @@ namespace Buypeeb {
 			var autoExtensionCheck = new Regex(@"自動延長.+\n.+>(.+)<");
 			m = rx.Match(html);
 			if (m.Groups[1].Value != null) {
-				this.auto_extension = (m.Groups[1].Value == "あり");
+				this.autoExtension = (m.Groups[1].Value == "あり");
 			}
 		}
 
 		public string PriceAUD(bool win = false) {
-			double aud = win ? this.win_price / 75.0 : this.price / 75.0;
+			double aud = win ? this.winPrice / 75.0 : this.price / 75.0;
 			return $"${aud:f2}";
 		}
 
 		public string PriceJPY(bool win = false) {
-			return win ? $"¥{this.win_price}" : $"¥{this.price}";
+			return win ? $"¥{this.winPrice}" : $"¥{this.price}";
 		}
 	}
 }

MainWindow.cs

@@ -49,13 +49,24 @@ namespace Buypeeb {
 
 		// TODO: whenever we get something from the builder, cache it for later
 		// that way we don't need to constantly do "builder.GetObject"s
+		// when that is done, you can use the cache array to replace everything from here...
 
-		static SemaphoreSlim tasklimit = new SemaphoreSlim(4);
+		private Box selectionViewBox;
+		private Label endingLabel;
 
-		private Listing SelectedItem {
+		// ...to here.
+
+		static SemaphoreSlim taskLimit = new SemaphoreSlim(4);
+
+		private YahooAuctionsItem selectedItem {
 			get {
+				if (this.itemTreeView.Selection.CountSelectedRows() == 0) {
+					// avoids incurring the wrath of Gtk-CRITICAL **
+					return null;
+				}
+
 				this.itemTreeView.Selection.GetSelected(out TreeIter iter);
-				return (Listing)this.itemTreeView.Model.GetValue(iter, 0);
+				return (YahooAuctionsItem)this.itemTreeView.Model.GetValue(iter, 0);
 			}
 		}
 
@@ -94,10 +105,12 @@ namespace Buypeeb {
 			builder.Autoconnect(this);
 
 			this.statusLabel = (Label)builder.GetObject("LabelStatus");
+			this.selectionViewBox = (Box)builder.GetObject("SelectionViewBox");
+			this.endingLabel = (Label)builder.GetObject("LabelSelectedEnding");
 
 			// bind treeview columns to watchlist instead of needing to manually sync its liststore
 			this.itemTreeView = (TreeView)builder.GetObject("TreeViewItems");
-			this.items = new ListStore(typeof(Listing));
+			this.items = new ListStore(typeof(YahooAuctionsItem));
 			this.RenderList();
 
 			this.itemTreeView.Model = this.items;
@@ -115,11 +128,12 @@ namespace Buypeeb {
 			}
 
 			this.UpdateItems();
+			GLib.Timeout.Add(1000, new GLib.TimeoutHandler(UpdateSelectionEndTime));
 
-			DeleteEvent += Window_Shutdown;
+			DeleteEvent += WindowShutdown;
 		}
 
-		private void Window_Shutdown(object sender, DeleteEventArgs args) {
+		private void WindowShutdown(object sender, DeleteEventArgs args) {
 			SaveSettings();
 			Application.Quit();
 		}
@@ -136,7 +150,7 @@ namespace Buypeeb {
 			this.itemTreeView.Model.GetIterFirst(out iter);
 
 			for (int i = 0; i < this.itemTreeView.Model.IterNChildren(); i++) {
-				var x = (Listing)this.itemTreeView.Model.GetValue(iter, 0);
+				var x = (YahooAuctionsItem)this.itemTreeView.Model.GetValue(iter, 0);
 				if (x.id == id) {
 					return (this.itemTreeView.Model.GetPath(iter), iter);
 				}
@@ -177,17 +191,16 @@ namespace Buypeeb {
 
 			using (WebClient client = new WebClient()) {
 				// TODO: download should have timeout
-				// item.Update(client.DownloadString(item.url));
-				item.Update(File.ReadAllText("yahoo.html"));
+				item.Update(client.DownloadString(item.url));
+				// item.Update(File.ReadAllText("yahoo.html"));
 			}
 
 			Gtk.Application.Invoke(delegate {
 				var pathAndIter = this.GetRow(id);
 				this.items.EmitRowChanged(pathAndIter.path, pathAndIter.iter);
-				if (item == this.SelectedItem) {
+				if (item == this.selectedItem) {
 					// if the user has this item selected and it just became ready, enable the selection box
-					var s = (Box)this.builder.GetObject("SelectionViewBox");
-					s.Sensitive = true;
+					this.selectionViewBox.Sensitive = true;
 				}
 			});
 
@@ -195,19 +208,22 @@ namespace Buypeeb {
 			Console.WriteLine($"{id} updated.");
 		}
 
-		private void UpdateItem(string id) {
+		private void UpdateItem(string id, bool force = false) {
 			// don't start a new task if there are more than [tasklimit] tasks currently running
 			// this makes sure we don't make 1000 simultaneous requests to yahoo auctions if there are 1000 items on the watchlist
-			this.settings.watchlist[id].ready = false;
-			tasklimit.Wait();
+			if (this.settings.watchlist[id].updatedRecently && !force) {
+				// the item has been updated recently, and force is not true
+				return;
+			}
+
+			taskLimit.Wait();
 			var t = Task.Factory.StartNew(() => {
 				this.UpdateThread(id);
-			}).ContinueWith(task => { tasklimit.Release(); });
+			}).ContinueWith(task => { taskLimit.Release(); });
 		}
 
 		private void UpdateItems() {
-			var s = (Box)this.builder.GetObject("SelectionViewBox");
-			s.Sensitive = false;
+			this.selectionViewBox.Sensitive = false;
 
 			var t = Task.Factory.StartNew(() => {
 				foreach (var item in this.settings.watchlist) {
@@ -219,31 +235,29 @@ namespace Buypeeb {
 
 		private void UpdateSelectionView() {
 			// get the currently selected item
-			var item = this.SelectedItem;
-			var s = (Box)this.builder.GetObject("SelectionViewBox");
+			var item = this.selectedItem;
 			var infobox = (Box)this.builder.GetObject("SelectionInfoBox");
 
-
 			if (item == null) {
-				s.Sensitive = false;
+				this.selectionViewBox.Sensitive = false;
 				infobox.Visible = false;
 				var l = (Label)this.builder.GetObject("LabelSelectedName");
 				l.Text = "buypeeb";
 				return;
 			}
 
-			s.Sensitive = item.ready;
+			this.selectionViewBox.Sensitive = item.ready;
 			infobox.Visible = true;
 
 			var info = new Dictionary<string, string>();
 			info.Add("Name", item.name);
-			info.Add("YahooName", item.original_name);
+			info.Add("YahooName", item.originalName);
 			info.Add("Price", item.PriceJPY());
 			info.Add("PriceAUD", item.PriceAUD());
-			info.Add("Ending", "whenever");
+			info.Add("Ending", "...");
 			info.Add("Bids", $"{item.bids}");
-			info.Add("BuyItNow", item.win_price == 0 ? "No" : $"¥{item.PriceJPY(true)} (${item.PriceAUD(true)})");
-			info.Add("AutoExtension", item.auto_extension ? "Yes" : "No");
+			info.Add("BuyItNow", item.winPrice == 0 ? "No" : $"¥{item.PriceJPY(true)} (${item.PriceAUD(true)})");
+			info.Add("AutoExtension", item.autoExtension ? "Yes" : "No");
 			info.Add("LastUpdated", "Last updated: heeeenlo");
 
 			foreach (var row in info) {
@@ -267,6 +281,22 @@ namespace Buypeeb {
 			}
 		}
 
+		private MessageDialog OkCancelDialogue(string message) {
+			var md = new MessageDialog(
+				parent_window: this,
+				flags: DialogFlags.DestroyWithParent | DialogFlags.Modal,
+				type: MessageType.Question,
+				bt: ButtonsType.OkCancel,
+				format: message
+			);
+			md.KeepAbove = true;
+			md.Resizable = false;
+			md.FocusOnMap = true;
+			md.Title = "buypeeb";
+
+			return md;
+		}
+
 		// show a simple entry dialogue that allows the user to enter text and either cancel or submit it
 		private (Boolean accepted, string response) EntryDialogue(string title = "Buypeeb", string message = "Hi there!", string prefill = null) {
 			Dialog ed = new Dialog(title, null, DialogFlags.DestroyWithParent | DialogFlags.Modal, "Cancel", ResponseType.Cancel, "OK", ResponseType.Ok);
@@ -289,7 +319,7 @@ namespace Buypeeb {
 			ed.ContentArea.MarginTop = 5;
 			ed.ContentArea.MarginStart = 5;
 			ed.ContentArea.MarginEnd = 5;
-			ed.ActionArea.MarginBottom = 5; // TODO: apparently actionarea is obsolete
+			ed.MarginBottom = 5;
 
 			ResponseType accepted = (ResponseType)ed.Run();
 			string response = edEntry.Text;
@@ -344,14 +374,7 @@ namespace Buypeeb {
 		}
 
 		private void ButtonQuitClicked(object sender, EventArgs a) {
-			MessageDialog md = new MessageDialog(
-				parent_window: this,
-				flags: DialogFlags.DestroyWithParent | DialogFlags.Modal,
-				type: MessageType.Question,
-				bt: ButtonsType.OkCancel,
-				format: "Are you sure you want to quit?"
-			);
-			md.KeepAbove = true;
+			var md = this.OkCancelDialogue("Are you sure you want to quit?");
 
 			ResponseType response = (ResponseType)md.Run();
 			md.Dispose();
@@ -366,24 +389,17 @@ namespace Buypeeb {
 		}
 
 		private void ButtonViewBuyeeClicked(object sender, EventArgs a) {
-			this.OpenUrl(this.SelectedItem.buyee_url);
+			this.OpenUrl(this.selectedItem.buyeeUrl);
 		}
 
 		private void ButtonViewYahooClicked(object sender, EventArgs a) {
-			this.OpenUrl(this.SelectedItem.url);
+			this.OpenUrl(this.selectedItem.url);
 		}
 
 		private void ButtonSelectedRemoveClicked(object sender, EventArgs a) {
-			var item = this.SelectedItem;
+			var item = this.selectedItem;
 
-			MessageDialog md = new MessageDialog(
-				parent_window: this,
-				flags: DialogFlags.DestroyWithParent | DialogFlags.Modal,
-				type: MessageType.Question,
-				bt: ButtonsType.OkCancel,
-				format: $"Are you sure you want to remove the item \"{item.name}\"?" // TODO: this looks bad being all on one line
-			);
-			md.KeepAbove = true;
+			var md = this.OkCancelDialogue($"Are you sure you want to remove the item \"{item.name}\"?"); // TODO: this looks bad being all on one line
 
 			ResponseType response = (ResponseType)md.Run();
 			md.Dispose();
@@ -394,7 +410,7 @@ namespace Buypeeb {
 		}
 
 		private void ButtonSelectedRenameClicked(object sender, EventArgs a) {
-			var item = this.SelectedItem;
+			var item = this.selectedItem;
 			(bool accepted, string response) = this.EntryDialogue("Rename item", $"Enter a new name for the item \"{item.name}\".", item.name);
 			if (accepted) {
 				item.name = response;
@@ -403,32 +419,80 @@ namespace Buypeeb {
 		}
 
 		private void ButtonSelectedUpdateClicked(object sender, EventArgs args) {
-			var s = (Box)this.builder.GetObject("SelectionViewBox");
-			s.Sensitive = false;
-			this.UpdateItem(this.SelectedItem.id);
+			this.selectionViewBox.Sensitive = false;
+			this.UpdateItem(this.selectedItem.id);
 		}
 
 		// column renderers
 
 		private void RenderColumnName(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.ITreeModel model, Gtk.TreeIter iter) {
-			Listing item = (Listing)model.GetValue(iter, 0);
+			YahooAuctionsItem item = (YahooAuctionsItem)model.GetValue(iter, 0);
 			(cell as Gtk.CellRendererText).Text = item.name ?? "Loading...";
 		}
 
 		private void RenderColumnPriceYen(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.ITreeModel model, Gtk.TreeIter iter) {
-			Listing item = (Listing)model.GetValue(iter, 0);
+			YahooAuctionsItem item = (YahooAuctionsItem)model.GetValue(iter, 0);
 			(cell as Gtk.CellRendererText).Text = item.ready ? item.PriceJPY() : "...";
 		}
 
 		private void RenderColumnPriceAUD(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.ITreeModel model, Gtk.TreeIter iter) {
-			Listing item = (Listing)model.GetValue(iter, 0);
+			YahooAuctionsItem item = (YahooAuctionsItem)model.GetValue(iter, 0);
 			(cell as Gtk.CellRendererText).Text = item.ready ? item.PriceAUD() : "...";
 		}
 
 		private void RenderColumnEnding(Gtk.TreeViewColumn column, Gtk.CellRenderer cell, Gtk.ITreeModel model, Gtk.TreeIter iter) {
-			Listing item = (Listing)model.GetValue(iter, 0);
-			(cell as Gtk.CellRendererText).Text = item.ready ? "whatever" : "...";
+			// TODO: get these columns to redraw every minute so the info doesn't become stale
+			YahooAuctionsItem item = (YahooAuctionsItem)model.GetValue(iter, 0);
+			string ending = "";
+			if (item.ready) {
+				var now = DateTime.Now;
+				var end = item.endDate.ToLocalTime();
+				// TODO: should we show the year if the auction ends next year? 0uo
+				if (end.DayOfYear != now.DayOfYear) {
+					// the auction isn't ending today, so we should show the day it's ending on for clarity
+					ending += end.ToString("MMM d ");
+				}
+				ending += end.ToString("HH:mm");
+				if (this.settings.displaySecondsInList) {
+					// add the seconds on to the end
+					ending += end.ToString(":ss");
+				}
+			}
+			(cell as Gtk.CellRendererText).Text = item.ready ? ending : "...";
 		}
 
+		// timers
+
+		private bool UpdateSelectionEndTime() {
+			if (!this.selectionViewBox.IsSensitive) {
+				return true;
+			}
+
+			var item = this.selectedItem;
+			if (!item.ready) {
+				return true;
+			}
+
+			string ending = "";
+			if (item.available) {
+				var now = DateTime.Now;
+				var end = item.endDate.ToLocalTime();
+				var span = end.Subtract(now);
+
+				if (span.Days > 0) {
+					ending += span.ToString("dd' days, '"); // will format twelve days as "12 days, "
+				}
+				// timespan objects don't contain definitions for the time or date separators, so the colons need to be escaped
+				// `HH` doesn't exist, but `hh` behaves identically
+				// see https://docs.microsoft.com/en-us/dotnet/standard/base-types/standard-timespan-format-strings 
+				ending += span.ToString(@"hh\:mm\:ss");
+			}
+			else {
+				ending = "Auction has ended";
+			}
+
+			this.endingLabel.Text = ending;
+			return true;
+		}
 	}
 }

Settings.cs

@@ -8,15 +8,16 @@ namespace Buypeeb {
 		public int favouriteUpdateInterval { get; set; } = 5 * 60;
 		public int updateIntervalCritical { get; set; } = 60;
 		public int favouriteUpdateIntervalCritical { get; set; } = 30;
+		public bool displaySecondsInList { get; set; } = true;
 
-		public Dictionary<string, Listing> watchlist {
+		public Dictionary<string, YahooAuctionsItem> watchlist {
 			get; set;
 		}
 
 		public Settings() {
 			if (this.watchlist == null) {
 				// either this is the first time the program has been run, or there's something wrong with userdata.json
-				this.watchlist = new Dictionary<string, Listing>();
+				this.watchlist = new Dictionary<string, YahooAuctionsItem>();
 				// this.Watch("https://buypeeb.biz/whatever/k12345", "my thingy");
 				// this.Watch("https://buypeeb.biz/whatever/z09876", "your thingy");
 				// this.Watch("https://buypeeb.biz/whatever/h55555", "our thingy");
@@ -28,10 +29,10 @@ namespace Buypeeb {
 
 		}
 
-		public Listing Watch(string url, string name) {
+		public YahooAuctionsItem Watch(string url, string name) {
 			string id = BuypeebApp.IDFromURL(url);
 			Console.WriteLine(id);
-			this.watchlist[id] = new Listing(id, name);
+			this.watchlist[id] = new YahooAuctionsItem(id, name);
 			return this.watchlist[id];
 		}
 	}

ui/add.glade

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.36.0 -->
+<!-- Generated with glade 3.22.2 -->
 <interface>
   <requires lib="gtk+" version="3.22"/>
   <object class="GtkDialog" id="DialogueAdd">
@@ -8,8 +8,12 @@
     <property name="modal">True</property>
     <property name="window_position">center-on-parent</property>
     <property name="default_width">320</property>
+    <property name="destroy_with_parent">True</property>
     <property name="type_hint">dialog</property>
     <property name="gravity">center</property>
+    <child type="titlebar">
+      <placeholder/>
+    </child>
     <child internal-child="vbox">
       <object class="GtkBox">
         <property name="can_focus">False</property>
@@ -150,8 +154,5 @@
       <action-widget response="-6">ButtonAddCancel</action-widget>
       <action-widget response="-5">ButtonAddOK</action-widget>
     </action-widgets>
-    <child type="titlebar">
-      <placeholder/>
-    </child>
   </object>
 </interface>