30246/backend/src/db/api/job_listings.js

const db = require('../models');
const FileDBApi = require('./file');
const crypto = require('crypto');
const Utils = require('../utils');

const Sequelize = db.Sequelize;
const Op = Sequelize.Op;

module.exports = class Job_listingsDBApi {
  static async create(data, options) {
    const currentUser = (options && options.currentUser) || { id: null };
    const transaction = (options && options.transaction) || undefined;

    const job_listings = await db.job_listings.create(
      {
        id: data.id || undefined,

        job_title: data.job_title || null,
        company: data.company || null,
        source: data.source || null,
        apply_link: data.apply_link || null,
        location: data.location || null,
        importHash: data.importHash || null,
        createdById: currentUser.id,
        updatedById: currentUser.id,
      },
      { transaction },
    );

    return job_listings;
  }

  static async bulkImport(data, options) {
    const currentUser = (options && options.currentUser) || { id: null };
    const transaction = (options && options.transaction) || undefined;

    // Prepare data - wrapping individual data transformations in a map() method
    const job_listingsData = data.map((item, index) => ({
      id: item.id || undefined,

      job_title: item.job_title || null,
      company: item.company || null,
      source: item.source || null,
      apply_link: item.apply_link || null,
      location: item.location || null,
      importHash: item.importHash || null,
      createdById: currentUser.id,
      updatedById: currentUser.id,
      createdAt: new Date(Date.now() + index * 1000),
    }));

    // Bulk create items
    const job_listings = await db.job_listings.bulkCreate(job_listingsData, {
      transaction,
    });

    // For each item created, replace relation files

    return job_listings;
  }

  static async update(id, data, options) {
    const currentUser = (options && options.currentUser) || { id: null };
    const transaction = (options && options.transaction) || undefined;

    const job_listings = await db.job_listings.findByPk(
      id,
      {},
      { transaction },
    );

    const updatePayload = {};

    if (data.job_title !== undefined) updatePayload.job_title = data.job_title;

    if (data.company !== undefined) updatePayload.company = data.company;

    if (data.source !== undefined) updatePayload.source = data.source;

    if (data.apply_link !== undefined)
      updatePayload.apply_link = data.apply_link;

    if (data.location !== undefined) updatePayload.location = data.location;

    updatePayload.updatedById = currentUser.id;

    await job_listings.update(updatePayload, { transaction });

    return job_listings;
  }

  static async deleteByIds(ids, options) {
    const currentUser = (options && options.currentUser) || { id: null };
    const transaction = (options && options.transaction) || undefined;

    const job_listings = await db.job_listings.findAll({
      where: {
        id: {
          [Op.in]: ids,
        },
      },
      transaction,
    });

    await db.sequelize.transaction(async (transaction) => {
      for (const record of job_listings) {
        await record.update({ deletedBy: currentUser.id }, { transaction });
      }
      for (const record of job_listings) {
        await record.destroy({ transaction });
      }
    });

    return job_listings;
  }

  static async remove(id, options) {
    const currentUser = (options && options.currentUser) || { id: null };
    const transaction = (options && options.transaction) || undefined;

    const job_listings = await db.job_listings.findByPk(id, options);

    await job_listings.update(
      {
        deletedBy: currentUser.id,
      },
      {
        transaction,
      },
    );

    await job_listings.destroy({
      transaction,
    });

    return job_listings;
  }

  static async findBy(where, options) {
    const transaction = (options && options.transaction) || undefined;

    const job_listings = await db.job_listings.findOne(
      { where },
      { transaction },
    );

    if (!job_listings) {
      return job_listings;
    }

    const output = job_listings.get({ plain: true });

    return output;
  }

  static async findAll(filter, options) {
    const limit = filter.limit || 0;
    let offset = 0;
    let where = {};
    const currentPage = +filter.page;

    offset = currentPage * limit;

    const orderBy = null;

    const transaction = (options && options.transaction) || undefined;

    let include = [];

    if (filter) {
      if (filter.id) {
        where = {
          ...where,
          ['id']: Utils.uuid(filter.id),
        };
      }

      if (filter.job_title) {
        where = {
          ...where,
          [Op.and]: Utils.ilike('job_listings', 'job_title', filter.job_title),
        };
      }

      if (filter.company) {
        where = {
          ...where,
          [Op.and]: Utils.ilike('job_listings', 'company', filter.company),
        };
      }

      if (filter.source) {
        where = {
          ...where,
          [Op.and]: Utils.ilike('job_listings', 'source', filter.source),
        };
      }

      if (filter.apply_link) {
        where = {
          ...where,
          [Op.and]: Utils.ilike(
            'job_listings',
            'apply_link',
            filter.apply_link,
          ),
        };
      }

      if (filter.location) {
        where = {
          ...where,
          [Op.and]: Utils.ilike('job_listings', 'location', filter.location),
        };
      }

      if (filter.active !== undefined) {
        where = {
          ...where,
          active: filter.active === true || filter.active === 'true',
        };
      }

      if (filter.createdAtRange) {
        const [start, end] = filter.createdAtRange;

        if (start !== undefined && start !== null && start !== '') {
          where = {
            ...where,
            ['createdAt']: {
              ...where.createdAt,
              [Op.gte]: start,
            },
          };
        }

        if (end !== undefined && end !== null && end !== '') {
          where = {
            ...where,
            ['createdAt']: {
              ...where.createdAt,
              [Op.lte]: end,
            },
          };
        }
      }
    }

    const queryOptions = {
      where,
      include,
      distinct: true,
      order:
        filter.field && filter.sort
          ? [[filter.field, filter.sort]]
          : [['createdAt', 'desc']],
      transaction: options?.transaction,
      logging: console.log,
    };

    if (!options?.countOnly) {
      queryOptions.limit = limit ? Number(limit) : undefined;
      queryOptions.offset = offset ? Number(offset) : undefined;
    }

    try {
      const { rows, count } = await db.job_listings.findAndCountAll(
        queryOptions,
      );

      return {
        rows: options?.countOnly ? [] : rows,
        count: count,
      };
    } catch (error) {
      console.error('Error executing query:', error);
      throw error;
    }
  }

  static async findAllAutocomplete(query, limit, offset) {
    let where = {};

    if (query) {
      where = {
        [Op.or]: [
          { ['id']: Utils.uuid(query) },
          Utils.ilike('job_listings', 'job_title', query),
        ],
      };
    }

    const records = await db.job_listings.findAll({
      attributes: ['id', 'job_title'],
      where,
      limit: limit ? Number(limit) : undefined,
      offset: offset ? Number(offset) : undefined,
      orderBy: [['job_title', 'ASC']],
    });

    return records.map((record) => ({
      id: record.id,
      label: record.job_title,
    }));
  }
};