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

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

        adresse: data.adresse || null,
        loyer: data.loyer || null,
        description: data.description || null,
        conditions: data.conditions || null,
        date_creation: data.date_creation || null,
        active: data.active || false,

        importHash: data.importHash || null,
        createdById: currentUser.id,
        updatedById: currentUser.id,
      },
      { transaction },
    );

    await annonces.setUtilisateur(data.utilisateur || null, {
      transaction,
    });

    return annonces;
  }

  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 annoncesData = data.map((item, index) => ({
      id: item.id || undefined,

      adresse: item.adresse || null,
      loyer: item.loyer || null,
      description: item.description || null,
      conditions: item.conditions || null,
      date_creation: item.date_creation || null,
      active: item.active || false,

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

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

    // For each item created, replace relation files

    return annonces;
  }

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

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

    const updatePayload = {};

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

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

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

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

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

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

    updatePayload.updatedById = currentUser.id;

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

    if (data.utilisateur !== undefined) {
      await annonces.setUtilisateur(
        data.utilisateur,

        { transaction },
      );
    }

    return annonces;
  }

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

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

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

    return annonces;
  }

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

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

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

    await annonces.destroy({
      transaction,
    });

    return annonces;
  }

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

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

    if (!annonces) {
      return annonces;
    }

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

    output.candidatures_annonce = await annonces.getCandidatures_annonce({
      transaction,
    });

    output.photos_annonce_annonce = await annonces.getPhotos_annonce_annonce({
      transaction,
    });

    output.utilisateur = await annonces.getUtilisateur({
      transaction,
    });

    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 = [
      {
        model: db.utilisateurs,
        as: 'utilisateur',

        where: filter.utilisateur
          ? {
              [Op.or]: [
                {
                  id: {
                    [Op.in]: filter.utilisateur
                      .split('|')
                      .map((term) => Utils.uuid(term)),
                  },
                },
                {
                  nom: {
                    [Op.or]: filter.utilisateur
                      .split('|')
                      .map((term) => ({ [Op.iLike]: `%${term}%` })),
                  },
                },
              ],
            }
          : {},
      },
    ];

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

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

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

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

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

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

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

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

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

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

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

      if (filter.active) {
        where = {
          ...where,
          active: filter.active,
        };
      }

      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.annonces.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('annonces', 'adresse', query),
        ],
      };
    }

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

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