import { Model, RelationMappings } from "objection";
import { BaseModel } from "./BaseModel";
import { Language } from "./Language";
export class Blogs extends BaseModel {
  static tableName = "blogs"; // Adjust if your table name is different

  id!: number;
  title!: string;
  description!: string;
  slug!: string;
  meta_title!: string;
  meta_description!: string;
  featured_image!: string;
  content!: string;
  is_active!: boolean;
  noindex!: boolean;
  lang!: number;
  page_head_tag?: string;
  before_closing_body_tag?: string;
  canonical?: string;
  related_tools?: any;
  created_at?: string;
  updated_at?: string;
  deleted_at?: string | null;
  
  language?: Language;
  relatedBlogs?: Blogs[];

  $formatDatabaseJson(json: any) {
    json = super.$formatDatabaseJson(json);

    const formatDate = (d: Date | string) => {
      if (!d) return null;
      const date = new Date(d);
      const pad = (n: number) => n.toString().padStart(2, "0");
      return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(
        date.getDate()
      )} ${pad(date.getHours())}:${pad(date.getMinutes())}:${pad(
        date.getSeconds()
      )}`;
    };

    if (json.created_at) json.created_at = formatDate(json.created_at);
    if (json.updated_at) json.updated_at = formatDate(json.updated_at);
    if (json.deleted_at) json.deleted_at = formatDate(json.deleted_at);

    return json;
  }

  static relationMappings = (): RelationMappings => ({
    relatedBlogs: {
      relation: Model.ManyToManyRelation,
      modelClass: Blogs,
      join: {
        from: "blogs.id",
        through: {
          from: "related_blogs.blog_id",
          to: "related_blogs.related_blog_id",
        },
        to: "blogs.id",
      },
    },
    language: {
      relation: BaseModel.BelongsToOneRelation,
      modelClass: Language,
      join: {
        from: "blogs.lang",
        to: "languages.id",
      },
    },
  });
}