306 lines
10 KiB
PHP
306 lines
10 KiB
PHP
<?php
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require_once 'includes/header.php';
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function getPricePerMonth($cycle, $frequency, $price) {
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switch ($cycle) {
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case 1:
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$numberOfPaymentsPerMonth = (30 / $frequency);
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return $price * $numberOfPaymentsPerMonth;
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break;
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case 2:
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$numberOfPaymentsPerMonth = (4.35 / $frequency);
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return $price * $numberOfPaymentsPerMonth;
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break;
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case 3:
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$numberOfPaymentsPerMonth = (1 / $frequency);
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return $price * $numberOfPaymentsPerMonth;
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break;
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case 4:
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$numberOfMonths = (12 * $frequency);
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return $price / $numberOfMonths;
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break;
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}
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}
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function getPriceConverted($price, $currency, $database) {
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$query = "SELECT rate FROM currencies WHERE id = :currency";
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$stmt = $database->prepare($query);
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$stmt->bindParam(':currency', $currency, SQLITE3_INTEGER);
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$result = $stmt->execute();
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$exchangeRate = $result->fetchArray(SQLITE3_ASSOC);
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if ($exchangeRate === false) {
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return $price;
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} else {
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$fromRate = $exchangeRate['rate'];
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return $price / $fromRate;
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}
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}
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//Get household members
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$members = array();
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$query = "SELECT * FROM household";
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$result = $db->query($query);
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while ($row = $result->fetchArray(SQLITE3_ASSOC)) {
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$memberId = $row['id'];
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$members[$memberId] = $row;
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$memberCost[$memberId]['cost'] = 0;
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$memberCost[$memberId]['name'] = $row['name'];
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}
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// Get categories
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$categories = array();
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$query = "SELECT * FROM categories";
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$result = $db->query($query);
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while ($row = $result->fetchArray(SQLITE3_ASSOC)) {
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$categoryId = $row['id'];
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$categories[$categoryId] = $row;
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$categoryCost[$categoryId]['cost'] = 0;
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$categoryCost[$categoryId]['name'] = $row['name'];
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}
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// Get payment methods
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$categories = array();
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$query = "SELECT * FROM payment_methods WHERE enabled = 1";
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$result = $db->query($query);
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while ($row = $result->fetchArray(SQLITE3_ASSOC)) {
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$paymentMethodId = $row['id'];
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$paymentMethodCount[$paymentMethodId] = $row;
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$paymentMethodCount[$paymentMethodId]['count'] = 0;
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$paymentMethodCount[$paymentMethodId]['name'] = $row['name'];
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}
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// Get code of main currency to display on statistics
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$query = "SELECT c.code
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FROM currencies c
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INNER JOIN user u ON c.id = u.main_currency
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WHERE u.id = 1";
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$stmt = $db->prepare($query);
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$result = $stmt->execute();
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$row = $result->fetchArray(SQLITE3_ASSOC);
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$code = $row['code'];
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$activeSubscriptions = 0;
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$inactiveSubscriptions = 0;
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// Calculate total monthly price
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$mostExpensiveSubscription = 0;
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$amountDueThisMonth = 0;
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$totalCostPerMonth = 0;
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$totalSavingsPerMonth = 0;
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$query = "SELECT name, price, frequency, cycle, currency_id, next_payment, payer_user_id, category_id, payment_method_id, inactive FROM subscriptions";
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$result = $db->query($query);
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if ($result) {
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while ($row = $result->fetchArray(SQLITE3_ASSOC)) {
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$subscriptions[] = $row;
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}
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if (isset($subscriptions)) {
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foreach ($subscriptions as $subscription) {
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$name = $subscription['name'];
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$price = $subscription['price'];
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$frequency = $subscription['frequency'];
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$cycle = $subscription['cycle'];
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$currency = $subscription['currency_id'];
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$next_payment = $subscription['next_payment'];
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$payerId = $subscription['payer_user_id'];
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$categoryId = $subscription['category_id'];
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$paymentMethodId = $subscription['payment_method_id'];
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$inactive = $subscription['inactive'];
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$originalSubscriptionPrice = getPriceConverted($price, $currency, $db);
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$price = getPricePerMonth($cycle, $frequency, $originalSubscriptionPrice);
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if ($inactive == 0) {
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$activeSubscriptions++;
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$totalCostPerMonth += $price;
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$memberCost[$payerId]['cost'] += $price;
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$categoryCost[$categoryId]['cost'] += $price;
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$paymentMethodCount[$paymentMethodId]['count'] += 1;
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if ($price > $mostExpensiveSubscription) {
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$mostExpensiveSubscription = $price;
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}
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// Calculate ammount due this month
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$nextPaymentDate = DateTime::createFromFormat('Y-m-d', trim($next_payment));
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$tomorrow = new DateTime('tomorrow');
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$endOfMonth = new DateTime('last day of this month');
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if ($nextPaymentDate >= $tomorrow && $nextPaymentDate <= $endOfMonth) {
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$timesToPay = 1;
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$daysInMonth = $endOfMonth->diff($tomorrow)->days + 1;
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$daysRemaining = $endOfMonth->diff($nextPaymentDate)->days + 1;
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if ($cycle == 1) {
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$timesToPay = $daysRemaining / $frequency;
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}
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if ($cycle == 2) {
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$weeksInMonth = ceil($daysInMonth / 7);
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$weeksRemaining = ceil($daysRemaining / 7);
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$timesToPay = $weeksRemaining / $frequency;
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}
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$amountDueThisMonth += $originalSubscriptionPrice * $timesToPay;
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}
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} else {
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$inactiveSubscriptions++;
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$totalSavingsPerMonth += $price;
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}
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}
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// Calculate yearly price
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$totalCostPerYear = $totalCostPerMonth * 12;
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// Calculate average subscription monthly cost
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$averageSubscriptionCost = $totalCostPerMonth / $activeSubscriptions;
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} else {
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$totalCostPerYear = 0;
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$averageSubscriptionCost = 0;
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}
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}
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$numberOfElements = 6;
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?>
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<section class="contain">
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<h2><?= translate('general_statistics', $i18n) ?></h2>
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<div class="statistics">
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<div class="statistic">
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<span><?= $activeSubscriptions ?></span>
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<div class="title"><?= translate('active_subscriptions', $i18n) ?></div>
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</div>
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<div class="statistic">
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<span><?= CurrencyFormatter::format($totalCostPerMonth, $code) ?></span>
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<div class="title"><?= translate('monthly_cost', $i18n) ?></div>
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</div>
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<div class="statistic">
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<span><?= CurrencyFormatter::format($totalCostPerYear, $code) ?></span>
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<div class="title"><?= translate('yearly_cost', $i18n) ?></div>
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</div>
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<div class="statistic">
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<span><?= CurrencyFormatter::format($averageSubscriptionCost, $code) ?></span>
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<div class="title"><?= translate('average_monthly', $i18n) ?></div>
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</div>
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<div class="statistic">
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<span><?= CurrencyFormatter::format($mostExpensiveSubscription, $code) ?></span>
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<div class="title"><?= translate('most_expensive', $i18n) ?></div>
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</div>
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<div class="statistic">
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<span><?= CurrencyFormatter::format($amountDueThisMonth, $code) ?></span>
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<div class="title"><?= translate('amount_due', $i18n) ?></div>
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</div>
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<?php
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if ($inactiveSubscriptions > 0) {
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$numberOfElements = 8;
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?>
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<div class="statistic">
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<span><?= $inactiveSubscriptions ?></span>
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<div class="title"><?= translate('inactive_subscriptions', $i18n) ?></div>
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</div>
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<div class="statistic">
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<span><?= CurrencyFormatter::format($totalSavingsPerMonth, $code) ?></span>
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<div class="title"><?= translate('monthly_savings', $i18n) ?></div>
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</div>
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<?php
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}
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if (($numberOfElements + 1) % 3 == 0) {
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?>
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<div class="statistic empty"></div>
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<?php
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}
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?>
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</div>
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<h2><?= translate('split_views', $i18n) ?></h2>
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<div class="graphs">
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<?php
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$categoryDataPoints = [];
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foreach ($categoryCost as $category) {
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if ($category['cost'] != 0) {
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$categoryDataPoints[] = [
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"label" => $category['name'],
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"y" => $category["cost"],
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];
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}
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}
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$showCategoryCostGraph = count($categoryDataPoints) > 1;
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$memberDataPoints = [];
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foreach ($memberCost as $member) {
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if ($member['cost'] != 0) {
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$memberDataPoints[] = [
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"label" => $member['name'],
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"y" => $member["cost"],
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];
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}
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}
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$showMemberCostGraph = count($memberDataPoints) > 1;
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$paymentMethodDataPoints = [];
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foreach ($paymentMethodCount as $paymentMethod) {
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if ($paymentMethod['count'] != 0) {
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$paymentMethodDataPoints[] = [
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"label" => $paymentMethod['name'],
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"y" => $paymentMethod["count"],
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];
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}
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}
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$showPaymentMethodCountGraph = count($paymentMethodDataPoints) > 1;
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if ($showMemberCostGraph) {
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?>
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<section class="graph">
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<header>
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<?= translate('household_split', $i18n) ?>
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<div class="sub-header">(<?= translate('monthly_cost', $i18n) ?>)</div>
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</header>
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<canvas id="memberSplitChart"></canvas>
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</section>
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<?php
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}
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if ($showCategoryCostGraph) {
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?>
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<section class="graph">
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<header>
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<?= translate('category_split', $i18n) ?>
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<div class="sub-header">(<?= translate('monthly_cost', $i18n) ?>)</div>
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</header>
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<canvas id="categorySplitChart" style="height: 370px; width: 100%;"></canvas>
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</section>
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<?php
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}
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if ($showPaymentMethodCountGraph) {
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?>
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<section class="graph">
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<header>
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<?= translate('payment_method_split', $i18n) ?>
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</header>
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<canvas id="paymentMethidSplitChart" style="height: 370px; width: 100%;"></canvas>
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</section>
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<?php
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}
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?>
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</div>
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</section>
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<?php
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if ($showCategoryCostGraph || $showMemberCostGraph) {
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?>
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<script src="scripts/libs/chart.js"></script>
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<script type="text/javascript">
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window.onload = function() {
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loadGraph("categorySplitChart", <?php echo json_encode($categoryDataPoints, JSON_NUMERIC_CHECK); ?>, "<?= $code ?>", <?= $showCategoryCostGraph ?>);
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loadGraph("memberSplitChart", <?php echo json_encode($memberDataPoints, JSON_NUMERIC_CHECK); ?>, "<?= $code ?>", <?= $showMemberCostGraph ?>);
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loadGraph("paymentMethidSplitChart", <?php echo json_encode($paymentMethodDataPoints, JSON_NUMERIC_CHECK); ?>, "", <?= $showPaymentMethodCountGraph ?>);
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}
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</script>
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<?php
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}
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?>
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<script src="scripts/stats.js?<?= $version ?>"></script>
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<?php
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require_once 'includes/footer.php';
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?>
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