Create InteractivityHelpers.cs

DisCatSharp.Interactivity/Helpers/InteractivityHelpers.cs

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+// This file is part of the DisCatSharp project, based off DSharpPlus.
+//
+// Copyright (c) 2021-2022 AITSYS
+//
+// 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.
+
+using System.Collections.Generic;
+using System.Linq;
+
+using DisCatSharp.Entities;
+
+namespace DisCatSharp.Interactivity
+{
+	public static class InteractivityHelpers
+	{
+		public static IEnumerable<Page> Recalculate(this List<Page> pages)
+		{
+			List<Page> recalulatedPages = new(pages.Count);
+			int pageCount = 1;
+			foreach (var page in pages)
+			{
+				var tempPage = new Page();
+				var replaceEmbed = new DiscordEmbedBuilder(page.Embed).WithFooter($"Page {pageCount}/{pages.Count}");
+				tempPage.Embed = replaceEmbed.Build();
+				recalulatedPages.Add(tempPage);
+				pageCount++;
+			}
+			return recalulatedPages.AsEnumerable();
+		}
+	}
+}