const db = require('../db/models');
const ValidationError = require('./notifications/errors/validation');

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

/**
 * @param {string} permission
 * @param {object} currentUser
 */
async function checkPermissions(permission, currentUser) {

  if (!currentUser) {
    throw new ValidationError('auth.unauthorized');
  }

  const userPermission = currentUser.custom_permissions.find(
    (cp) => cp.name === permission,
  );

  if (userPermission) {
    return true;
  }

  try {
    if (!currentUser.app_role) {
      throw new ValidationError('auth.forbidden');
    }

    const permissions = await currentUser.app_role.getPermissions();

    return !!permissions.find((p) => p.name === permission);
  } catch (e) {
    throw e;
  }
}

module.exports = class SearchService {
  static async search(searchQuery, currentUser , organizationId, globalAccess) {
    try {
      if (!searchQuery) {
        throw new ValidationError('iam.errors.searchQueryRequired');
      }
      const tableColumns = {
        
          
          

          
            "users": [
              
                "firstName",
              
                "lastName",
              
                "phoneNumber",
              
                "email",
              
            ],
          
        
          
          
          
          

          
            "organizations": [
              
                "name",
              
            ],
          
        
          
          

          
            "clubs": [
              
                "name",
              
                "slug",
              
                "city",
              
                "country",
              
                "messenger_group_thread",
              
                "messenger_access_token",
              
                "stripe_account_reference",
              
            ],
          
        
          
          

          
            "club_memberships": [
              
                "member_code",
              
            ],
          
        
          
          

          
            "players": [
              
                "display_name",
              
                "preferred_positions",
              
                "notes",
              
            ],
          
        
          
          

          
        
          
          

          
            "venues": [
              
                "name",
              
                "address",
              
                "map_url",
              
            ],
          
        
          
          

          
            "leagues": [
              
                "name",
              
                "season_label",
              
                "rules_notes",
              
            ],
          
        
          
          

          
            "league_teams": [
              
                "name",
              
                "color_label",
              
            ],
          
        
          
          

          
        
          
          

          
            "games": [
              
                "title",
              
                "notes",
              
            ],
          
        
          
          

          
        
          
          

          
            "game_guests": [
              
                "nickname",
              
            ],
          
        
          
          

          
            "game_teams": [
              
                "name",
              
                "color_label",
              
            ],
          
        
          
          

          
        
          
          

          
        
          
          

          
        
          
          

          
            "game_payments": [
              
                "stripe_payment_reference",
              
            ],
          
        
          
          

          
        
          
          

          
        
          
          

          
        
          
          

          
            "notifications": [
              
                "title",
              
                "message",
              
                "deep_link",
              
            ],
          
        
          
          

          
            "audit_events": [
              
                "action",
              
                "entity_name",
              
                "entity_reference",
              
                "details",
              
            ],
          
        
      };
      const columnsInt = {
        
          
          
          
        
          
          
          
          
          
        
          
          
          
            "clubs": [
              
                "default_target_headcount",
              
                "payment_reminder_days",
              
                "inactive_nudge_last_games",
              
            ],
          
        
          
          
          
        
          
          
          
        
          
          
          
        
          
          
          
            "venues": [
              
                "default_field_cost",
              
            ],
          
        
          
          
          
            "leagues": [
              
                "registration_fee",
              
            ],
          
        
          
          
          
        
          
          
          
        
          
          
          
            "games": [
              
                "target_headcount",
              
                "team_count",
              
                "field_cost",
              
            ],
          
        
          
          
          
        
          
          
          
            "game_guests": [
              
                "seed_tier_for_balance",
              
            ],
          
        
          
          
          
            "game_teams": [
              
                "sort_order",
              
                "final_score",
              
            ],
          
        
          
          
          
            "game_team_assignments": [
              
                "seed_score_snapshot",
              
                "sort_order",
              
            ],
          
        
          
          
          
        
          
          
          
            "game_player_stats": [
              
                "goals",
              
                "assists",
              
            ],
          
        
          
          
          
            "game_payments": [
              
                "fee_amount",
              
            ],
          
        
          
          
          
            "league_payments": [
              
                "fee_amount",
              
                "amount_paid",
              
            ],
          
        
          
          
          
            "league_standings": [
              
                "played",
              
                "wins",
              
                "draws",
              
                "losses",
              
                "goals_for",
              
                "goals_against",
              
                "goal_difference",
              
                "points",
              
                "rank",
              
            ],
          
        
          
          
          
            "league_finish_awards": [
              
                "finish_rank",
              
                "bonus_points",
              
            ],
          
        
          
          
          
        
          
          
          
        
      };

      let allFoundRecords = [];

      for (const tableName in tableColumns) {
        if (tableColumns.hasOwnProperty(tableName)) {
          const attributesToSearch = tableColumns[tableName];
          const attributesIntToSearch = columnsInt[tableName] || [];
          const whereCondition = {
            [Op.or]: [
              ...attributesToSearch.map(attribute => ({
                [attribute]: {
                  [Op.iLike] : `%${searchQuery}%`,
                },
              })),
              ...attributesIntToSearch.map(attribute => (
                Sequelize.where(
                  Sequelize.cast(Sequelize.col(`${tableName}.${attribute}`), 'varchar'),
                  { [Op.iLike]: `%${searchQuery}%` }
                )
              )),
            ],
          };

           
          if (!globalAccess && tableName !== 'organizations' && organizationId) {
            whereCondition.organizationId = organizationId;
          }
          

          const hasPermission = await checkPermissions(`READ_${tableName.toUpperCase()}`, currentUser);
          if (!hasPermission) {
            continue;
          }

          const foundRecords = await db[tableName].findAll({
            where: whereCondition,
            attributes: [...tableColumns[tableName], 'id', ...attributesIntToSearch],
          });
      
          const modifiedRecords = foundRecords.map((record) => {
            const matchAttribute = [];
 
            for (const attribute of attributesToSearch) {
              if (record[attribute]?.toLowerCase()?.includes(searchQuery.toLowerCase())) {
                matchAttribute.push(attribute);
              }
            }

            for (const attribute of attributesIntToSearch) {
              const castedValue = String(record[attribute]);
              if (castedValue && castedValue.toLowerCase().includes(searchQuery.toLowerCase())) {
                matchAttribute.push(attribute);
              }
            }
      
            return {
              ...record.get(),
              matchAttribute,
              tableName,
            };
          });

          allFoundRecords = allFoundRecords.concat(modifiedRecords);
        }
      }

      return allFoundRecords;
    } catch (error) {
      throw error;
    }
  }
}