import {
  CreationOptional,
  DataTypes,
  InferAttributes,
  InferCreationAttributes,
  Model,
  NonAttribute,
  Sequelize,
} from "sequelize";
import { Invoice_Model } from "./invoice.model";

export type TCreationInvoiceItem_Model = InferCreationAttributes<
  InvoiceItem_Model,
  { omit: "invoice" }
>;

export class InvoiceItem_Model extends Model<
  InferAttributes<InvoiceItem_Model, { omit: "invoice" }>,
  InferCreationAttributes<InvoiceItem_Model, { omit: "invoice" }>
> {
  static associate(connection: Sequelize) {
    const { Invoice_Model, InvoiceItem_Model } = connection.models;

    InvoiceItem_Model.belongsTo(Invoice_Model, {
      as: "invoice",
      foreignKey: "invoice_id",
      onDelete: "CASCADE",
    });
  }

  declare invoice_id: string;
  declare item_id: string;
  declare parent_id: CreationOptional<string>;
  declare position: number;
  declare item_type: string;
  declare description: CreationOptional<string>;
  declare quantity: CreationOptional<number>;
  declare unit_price: CreationOptional<number>;
  declare subtotal: CreationOptional<number>;
  declare total: CreationOptional<number>;

  declare invoice?: NonAttribute<Invoice_Model>;
}

export default (sequelize: Sequelize) => {
  InvoiceItem_Model.init(
    {
      item_id: {
        type: new DataTypes.UUID(),
        primaryKey: true,
      },
      invoice_id: {
        type: new DataTypes.UUID(),
        primaryKey: true,
      },
      parent_id: {
        type: new DataTypes.UUID(),
        allowNull: true, // Puede ser nulo para elementos de nivel superior
      },
      position: {
        type: new DataTypes.MEDIUMINT(),
        autoIncrement: false,
        allowNull: false,
      },
      item_type: {
        type: new DataTypes.STRING(),
        allowNull: false,
        defaultValue: "simple",
      },
      description: {
        type: new DataTypes.TEXT(),
        allowNull: true,
      },
      quantity: {
        type: DataTypes.BIGINT(),
        allowNull: true,
      },
      unit_price: {
        type: new DataTypes.BIGINT(),
        allowNull: true,
      },
      /*tax_slug: {
        type: new DataTypes.DECIMAL(3, 2),
        allowNull: true,
      },
      tax_rate: {
        type: new DataTypes.DECIMAL(3, 2),
        allowNull: true,
      },
      tax_equalization: {
        type: new DataTypes.DECIMAL(3, 2),
        allowNull: true,
      },*/
      subtotal: {
        type: new DataTypes.BIGINT(),
        allowNull: true,
      },
      /*tax_amount: {
        type: new DataTypes.BIGINT(),
        allowNull: true,
      },*/
      total: {
        type: new DataTypes.BIGINT(),
        allowNull: true,
      },
    },
    {
      sequelize,
      tableName: "invoice_items",
    },
  );

  return InvoiceItem_Model;
};