daster/source/data.d

module data;

import pgdb;
import singlog;
import structures;

import std.conv;

GroupDB[] getListGroups() {
    GroupDB[] groups;
    try {
        auto queryResult = pgsql.sql(
            "select distinct
                n.da_group,
                g.da_comment
            from da_numbers n
            left join da_groups g ON g.da_name = n.da_group"
        );
        foreach (row; queryResult) {
            GroupDB data;

            data.name = row["da_group"];
            data.comment = row["da_comment"];

            groups ~= data;
        }
    } catch (Exception e) {
        log.e("Не удалось выполнить запрос к БД. " ~ e.msg);
    }

    return groups;
}

NumberDB[] getListNumbers(string group) {
    NumberDB[] numbers;
    try {
        auto queryResult = pgsql.sql(
            "select
                dan.da_number,
                dal.da_comment da_list,
                dan.da_all_cc,
                dan.da_white_cc,
                dan.da_black_cc,
                dan.da_comment
            from da_numbers dan
            left join da_lists dal on dal.da_name = dan.da_list 
            where da_group = ?",
            group
        );
        foreach (row; queryResult) {
            NumberDB data;

            data.number = row["da_number"];
            data.list = row["da_list"];
            data.all_cc = row["da_all_cc"].to!int;
            data.white_cc = row["da_white_cc"].to!int;
            data.black_cc = row["da_black_cc"].to!int;
            data.comment = row["da_comment"];

            numbers ~= data;
        }
    } catch (Exception e) {
        log.e("Не удалось выполнить запрос к БД. " ~ e.msg);
    }

    return numbers;
}