112 lines
5.0 KiB
PHP
112 lines
5.0 KiB
PHP
<?php
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function build_date_dropdown(mysqli $db, string $table): array
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{
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$first_date_query = 'SELECT MIN(date) FROM ' . $table . ';';
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$first_date_result = $db->query($first_date_query);
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$first_date = new DateTime($first_date_result->fetch_column(0));
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$last_date_query = 'SELECT MAX(date) FROM ' . $table . ';';
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$last_date_result = $db->query($last_date_query);
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$last_date = new DateTime($last_date_result->fetch_column(0));
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$first_date->modify('first day of this month');
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$last_date->modify('first day of this month');
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$dates = [];
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for ($date = $last_date; $date >= $first_date; $date = $date->modify('-1 month')) {
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$dates[] = $date->format('Y-m');
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}
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return $dates;
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}
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function get_aggregation(mysqli $db, string $table, $date): array
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{
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$value_query = 'SELECT date, meter_consumption, power_sensor, grid_feed FROM ' . $table . ' WHERE date LIKE "' . $date . '%" ORDER BY date ASC;';
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$value_result = $db->query($value_query);
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$values = [];
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while ($row = $value_result->fetch_assoc()) {
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$values['date'][] = $row['date'];
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$values['meter_consumption'][] = $row['meter_consumption'];
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$values['power_sensor'][] = $row['power_sensor'];
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$values['grid_feed'][] = $row['grid_feed'];
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$values['min_meter'] = (isset($values['min_meter']) && $values['min_meter'] < $row['meter_consumption']) ? $values['min_meter'] : $row['meter_consumption'];
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$values['max_meter'] = (isset($values['max_meter']) && $values['max_meter'] > $row['meter_consumption']) ? $values['max_meter'] : $row['meter_consumption'];
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$values['avg_meter'] += $row['meter_consumption'];
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$values['min_power'] = (isset($values['min_power']) && $values['min_power'] < $row['power_sensor']) ? $values['min_power'] : $row['power_sensor'];
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$values['max_power'] = (isset($values['max_power']) && $values['max_power'] > $row['power_sensor']) ? $values['max_power'] : $row['power_sensor'];
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$values['avg_power'] += $row['power_sensor'];
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$values['min_feed'] = (isset($values['min_feed']) && $values['min_feed'] < $row['grid_feed']) ? $values['min_feed'] : $row['grid_feed'];
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$values['max_feed'] = (isset($values['max_feed']) && $values['max_feed'] > $row['grid_feed']) ? $values['max_feed'] : $row['grid_feed'];
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$values['avg_feed'] += $row['grid_feed'];
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}
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$values['avg_meter'] /= count($values['meter_consumption']);
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$values['avg_power'] /= count($values['power_sensor']);
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$values['avg_feed'] /= count($values['grid_feed']);
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return $values;
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}
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function get_month_aggregation(mysqli $db, string $table, $date): array
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{
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$sum_query = 'SELECT SUM(meter_consumption) / 1000 as meter_consumption, SUM(power_sensor) / 1000 as power_sensor, SUM(grid_feed) / 1000 as grid_feed FROM ' . $table . ' WHERE date LIKE "' . $date . '%";';
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$sum_result = $db->query($sum_query);
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return $sum_result->fetch_assoc();
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}
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function get_year_aggregation(mysqli $db, string $table, $date): array
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{
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$year = substr($date, 0, 4);
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$sum_query = 'SELECT SUM(meter_consumption) / 1000 as meter_consumption, SUM(power_sensor) / 1000 as power_sensor, SUM(grid_feed) / 1000 as grid_feed FROM ' . $table . ' WHERE date LIKE "' . $year . '%";';
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$sum_result = $db->query($sum_query);
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return $sum_result->fetch_assoc();
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}
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function get_grid_feed_by_month(mysqli $db, string $table_aggregation, string $table_production, $date): array
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{
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$year = substr($date, 0, 4);
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$feed_query = 'SELECT SUM(grid_feed), YEAR(date) as year, MONTH(date) as month FROM ' . $table_aggregation . ' WHERE date LIKE "' . $year . '%" GROUP BY YEAR(date), MONTH(date);';
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$feed_result = $db->query($feed_query);
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$price_query = 'SELECT YEAR(date) as year, MONTH(date) as month, price FROM ' . $table_production . ' WHERE date LIKE "' . $year . '%";';
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$price_result = $db->query($price_query);
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$price = [];
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while ($row = $price_result->fetch_assoc()) {
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$price[$row['year'] . '-' . str_pad($row['month'], 2, '0', STR_PAD_LEFT)] = $row['price'];
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}
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$grid_feed_by_month = [];
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while ($row = $feed_result->fetch_assoc()) {
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$grid_feed_by_month[$row['year'] . '-' . str_pad($row['month'], 2, '0', STR_PAD_LEFT)] = $row['SUM(grid_feed)'] * $price[$row['year'] . '-' . str_pad($row['month'], 2, '0', STR_PAD_LEFT)] / 100000;
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}
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return $grid_feed_by_month;
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}
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function get_month_production(mysqli $db, string $table, $date): array
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{
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$sum_query = 'SELECT eg, og, price FROM ' . $table . ' WHERE date LIKE "' . $date . '%";';
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$sum_result = $db->query($sum_query);
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if ($sum_result->num_rows === 0) {
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return ['eg' => 0, 'og' => 0, 'price' => 0];
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}
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return $sum_result->fetch_assoc();
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}
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function get_year_production(mysqli $db, string $table, $date): array
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{
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$year = substr($date, 0, 4);
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$sum_query = 'SELECT SUM(eg) as eg, SUM(eg * price) / 100 as eg_price, SUM(og) as og, SUM(og * price) / 100 as og_price FROM ' . $table . ' WHERE date LIKE "' . $year . '%";';
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$sum_result = $db->query($sum_query);
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return $sum_result->fetch_assoc();
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} |