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"
    })
  }
}