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

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

        full_name: data.full_name || null,
        designation: data.designation || null,
        aircraft_type: data.aircraft_type || null,
        base: data.base || null,
        marital_status: data.marital_status || null,
        department: data.department || null,
        contact_details: data.contact_details || null,
        crew_id: data.crew_id || null,
        education: data.education || null,
        nationality: data.nationality || null,
        gender: data.gender || null,
        importHash: data.importHash || null,
        createdById: currentUser.id,
        updatedById: currentUser.id,
      },
      { transaction },
    );

    await crew_members.setDocuments(data.documents || [], {
      transaction,
    });

    await crew_members.setLicenses(data.licenses || [], {
      transaction,
    });

    await crew_members.setPerformance_metrics(data.performance_metrics || [], {
      transaction,
    });

    return crew_members;
  }

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

      full_name: item.full_name || null,
      designation: item.designation || null,
      aircraft_type: item.aircraft_type || null,
      base: item.base || null,
      marital_status: item.marital_status || null,
      department: item.department || null,
      contact_details: item.contact_details || null,
      crew_id: item.crew_id || null,
      education: item.education || null,
      nationality: item.nationality || null,
      gender: item.gender || null,
      importHash: item.importHash || null,
      createdById: currentUser.id,
      updatedById: currentUser.id,
      createdAt: new Date(Date.now() + index * 1000),
    }));

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

    // For each item created, replace relation files

    return crew_members;
  }

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

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

    const updatePayload = {};

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

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

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

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

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

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

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

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

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

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

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

    updatePayload.updatedById = currentUser.id;

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

    if (data.documents !== undefined) {
      await crew_members.setDocuments(data.documents, { transaction });
    }

    if (data.licenses !== undefined) {
      await crew_members.setLicenses(data.licenses, { transaction });
    }

    if (data.performance_metrics !== undefined) {
      await crew_members.setPerformance_metrics(data.performance_metrics, {
        transaction,
      });
    }

    return crew_members;
  }

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

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

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

    return crew_members;
  }

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

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

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

    await crew_members.destroy({
      transaction,
    });

    return crew_members;
  }

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

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

    if (!crew_members) {
      return crew_members;
    }

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

    output.documents_crew_member = await crew_members.getDocuments_crew_member({
      transaction,
    });

    output.licenses_crew_member = await crew_members.getLicenses_crew_member({
      transaction,
    });

    output.performance_metrics_crew_member =
      await crew_members.getPerformance_metrics_crew_member({
        transaction,
      });

    output.uniform_requests_crew_member =
      await crew_members.getUniform_requests_crew_member({
        transaction,
      });

    output.documents = await crew_members.getDocuments({
      transaction,
    });

    output.licenses = await crew_members.getLicenses({
      transaction,
    });

    output.performance_metrics = await crew_members.getPerformance_metrics({
      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.documents,
        as: 'documents',
        required: false,
      },

      {
        model: db.licenses,
        as: 'licenses',
        required: false,
      },

      {
        model: db.performance_metrics,
        as: 'performance_metrics',
        required: false,
      },
    ];

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

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

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

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

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

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

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

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

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

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

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

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

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

      if (filter.documents) {
        const searchTerms = filter.documents.split('|');

        include = [
          {
            model: db.documents,
            as: 'documents_filter',
            required: searchTerms.length > 0,
            where:
              searchTerms.length > 0
                ? {
                    [Op.or]: [
                      {
                        id: {
                          [Op.in]: searchTerms.map((term) => Utils.uuid(term)),
                        },
                      },
                      {
                        document_type: {
                          [Op.or]: searchTerms.map((term) => ({
                            [Op.iLike]: `%${term}%`,
                          })),
                        },
                      },
                    ],
                  }
                : undefined,
          },
          ...include,
        ];
      }

      if (filter.licenses) {
        const searchTerms = filter.licenses.split('|');

        include = [
          {
            model: db.licenses,
            as: 'licenses_filter',
            required: searchTerms.length > 0,
            where:
              searchTerms.length > 0
                ? {
                    [Op.or]: [
                      {
                        id: {
                          [Op.in]: searchTerms.map((term) => Utils.uuid(term)),
                        },
                      },
                      {
                        license_type: {
                          [Op.or]: searchTerms.map((term) => ({
                            [Op.iLike]: `%${term}%`,
                          })),
                        },
                      },
                    ],
                  }
                : undefined,
          },
          ...include,
        ];
      }

      if (filter.performance_metrics) {
        const searchTerms = filter.performance_metrics.split('|');

        include = [
          {
            model: db.performance_metrics,
            as: 'performance_metrics_filter',
            required: searchTerms.length > 0,
            where:
              searchTerms.length > 0
                ? {
                    [Op.or]: [
                      {
                        id: {
                          [Op.in]: searchTerms.map((term) => Utils.uuid(term)),
                        },
                      },
                      {
                        flight_hours: {
                          [Op.or]: searchTerms.map((term) => ({
                            [Op.iLike]: `%${term}%`,
                          })),
                        },
                      },
                    ],
                  }
                : undefined,
          },
          ...include,
        ];
      }

      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.crew_members.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('crew_members', 'full_name', query),
        ],
      };
    }

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

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