module data;

import pgdb;
import singlog;
import structures;

import std.conv;

GroupDB[] getListGroups() {
    GroupDB[] groups;
    try {
        auto queryResult = pgsql.sql(
            "select distinct
                dan.da_group,
                dag.da_comment
            from da_numbers dan
            left join da_groups dag ON dag.da_name = dan.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 dan.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;
}

NumberDB getDataNumber(string number) {
    NumberDB data;
    try {
        auto queryResult = pgsql.sql(
            "select
                da_number,
                da_group,
                da_list,
                da_all_cc,
                da_white_cc,
                da_black_cc,
                da_comment
            from da_numbers
            where da_number = ?",
            number
        );
        foreach (row; queryResult) {
            data.number = row["da_number"];
            data.group = row["da_group"];
            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"];
        }
    } catch (Exception e) {
        log.e("Не удалось выполнить запрос к БД. " ~ e.msg);
    }

    return data;
}

GroupDB[] getGroups() {
    GroupDB[] groups;
    try {
        auto queryResult = pgsql.sql(
            "select da_name, da_comment from da_groups"
        );
        foreach (row; queryResult) {
            GroupDB data;

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

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

    return groups;
}

ListDB[] getLists() {
    ListDB[] lists;
    try {
        auto queryResult = pgsql.sql(
            "select da_name, da_comment from da_lists"
        );
        foreach (row; queryResult) {
            ListDB data;

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

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

    return lists;
}