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

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

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

    return db.villages.create(
      {
        id: data.id || undefined,
        nom: data.nom || null,
        commune: data.commune || null,
        arrondissement: data.arrondissement || null,
        departement: data.departement || null,
        region: data.region || null,
        duree_periode_jours: data.duree_periode_jours || null,
        notes: data.notes || null,
        importHash: data.importHash || null,
        createdById: currentUser.id,
        updatedById: currentUser.id,
      },
      { transaction },
    );
  }

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

    const rows = data.map((item, index) => ({
      id: item.id || undefined,
      nom: item.nom || null,
      commune: item.commune || null,
      arrondissement: item.arrondissement || null,
      departement: item.departement || null,
      region: item.region || null,
      duree_periode_jours: item.duree_periode_jours || null,
      notes: item.notes || null,
      importHash: item.importHash || null,
      createdById: currentUser.id,
      updatedById: currentUser.id,
      createdAt: new Date(Date.now() + index * 1000),
    }));

    return db.villages.bulkCreate(rows, { transaction });
  }

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

    const payload = {
      updatedById: currentUser.id,
    };

    if (data.nom !== undefined) payload.nom = data.nom;
    if (data.commune !== undefined) payload.commune = data.commune;
    if (data.arrondissement !== undefined) payload.arrondissement = data.arrondissement;
    if (data.departement !== undefined) payload.departement = data.departement;
    if (data.region !== undefined) payload.region = data.region;
    if (data.duree_periode_jours !== undefined) payload.duree_periode_jours = data.duree_periode_jours;
    if (data.notes !== undefined) payload.notes = data.notes;

    await record.update(payload, { transaction });

    return record;
  }

  static async deleteByIds(ids, options) {
    const transaction = (options && options.transaction) || undefined;

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

    for (const record of records) {
      await record.destroy({ transaction });
    }

    return records;
  }

  static async remove(id, options) {
    const transaction = (options && options.transaction) || undefined;
    const record = await db.villages.findByPk(id, { transaction });

    await record.destroy({ transaction });

    return record;
  }

  static async findBy(where, options) {
    const transaction = (options && options.transaction) || undefined;
    const record = await db.villages.findOne({
      where,
      include: [
        {
          model: db.quartiers,
          as: 'quartiers',
          attributes: ['id', 'nom'],
        },
      ],
      transaction,
    });

    if (!record) {
      return record;
    }

    return record.get({ plain: true });
  }

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

    if (filter.id) {
      where.id = Utils.uuid(filter.id);
    }

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

    for (const field of ['commune', 'arrondissement', 'departement', 'region', 'notes']) {
      if (filter[field]) {
        where = {
          ...where,
          [Op.and]: Utils.ilike('villages', field, filter[field]),
        };
      }
    }

    if (filter.duree_periode_joursRange) {
      const values = Array.isArray(filter.duree_periode_joursRange)
        ? filter.duree_periode_joursRange
        : [filter.duree_periode_joursRange];
      const [start, end] = values;

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

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

    const queryOptions = {
      where,
      include: [
        {
          model: db.quartiers,
          as: 'quartiers',
          attributes: ['id', 'nom'],
          required: false,
        },
      ],
      distinct: true,
      order: filter.field && filter.sort
        ? [[filter.field, filter.sort]]
        : [['nom', 'asc']],
      transaction: options?.transaction,
      logging: console.log,
    };

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

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

    return {
      rows: options?.countOnly ? [] : rows,
      count,
    };
  }

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

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

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

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