feat(polish): Adds EmbedLibrary

source/Discord/EmbedLibrary.ts

@@ -0,0 +1,64 @@
+import {ColorResolvable, Colors, EmbedBuilder} from "discord.js";
+import {ArrayUtils} from "../Utilities/ArrayUtils";
+import {GroupModel} from "../Database/Models/GroupModel";
+
+export enum EmbedType {
+  Unknown,
+  Success,
+  Info,
+  Error,
+}
+
+export class EmbedLibrary {
+  private static TYPE_COLOR_MAP: Record<EmbedType, ColorResolvable> = {
+    [EmbedType.Unknown]: Colors.Yellow,
+    [EmbedType.Success]: Colors.Green,
+    [EmbedType.Info]: Colors.Blue,
+    [EmbedType.Error]: Colors.Red,
+  }
+  
+  public static base(
+    title: string, 
+    description: string|null = null, 
+    type: EmbedType = EmbedType.Unknown
+  ): EmbedBuilder {
+    const embed = new EmbedBuilder()
+      .setTitle(title)
+      .setColor(this.TYPE_COLOR_MAP[type])
+    
+    if (description) {
+      embed.setDescription(description);
+    }
+    
+    return embed
+  }
+  
+  public static playdate(
+    group: GroupModel,
+    title: string,
+    description: string|null = null,
+    type: EmbedType = EmbedType.Unknown
+  ): EmbedBuilder {
+    return this.base(title, description, type)
+      .setFooter({
+        text: `Group: ${group.name}`
+      })
+  }
+  
+  public static error(
+    error: Error
+  ): EmbedBuilder {
+    
+    if ("getEmbed" in error) {
+      return (<(error: Error) => EmbedBuilder>error.getEmbed)(error);
+    } 
+    
+    return this.base(
+      "A unexpected error occurred",
+      ":x: There was an error while executing this command!",
+      EmbedType.Error
+    ).setFooter({
+      text: "Type: Generic"
+    })
+  }
+}