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controls-rework/trends/targets/grind-target.php

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+<?php // phpcs:ignoreFile
+
+require __DIR__ . '/../../session.php';
+require __DIR__ . '/../../userAccess.php';
+require __DIR__ . '/../../items.php';
+
+$pageTitle = 'Daily Total Target';
+$pageSubtitle = 'See how hard we need to push to hit today\'s goal';
+$pageDescription = 'Calculate the tons-per-hour needed to reach the daily tonnage goal before the 5 a.m. reset.';
+$assetBasePath = '../../';
+$layoutWithoutSidebar = true;
+$layoutReturnUrl = '../../overview.php';
+$layoutReturnLabel = 'Back to overview';
+
+$appTimeZone = new DateTimeZone('America/Chicago');
+$dailyResetHour = 5;
+
+function sanitizeFloat($value, float $default = 0.0): float
+{
+    if ($value === null || $value === '') {
+        return $default;
+    }
+
+    $filtered = filter_var($value, FILTER_VALIDATE_FLOAT);
+
+    return $filtered === false ? $default : (float) $filtered;
+}
+
+function sanitizeTarget($value): float
+{
+    $target = sanitizeFloat($value, 22000.0);
+
+    return max(0.0, $target);
+}
+
+function calculateWindow(DateTimeZone $tz, int $resetHour): array
+{
+    $now = new DateTimeImmutable('now', $tz);
+    $todayReset = $now->setTime($resetHour, 0, 0);
+
+    if ($now < $todayReset) {
+        $start = $todayReset->modify('-1 day');
+        $end = $todayReset;
+    } else {
+        $start = $todayReset;
+        $end = $todayReset->modify('+1 day');
+    }
+
+    $secondsTotal = max(1, $end->getTimestamp() - $start->getTimestamp());
+    $secondsElapsed = max(
+        0,
+        min($secondsTotal, $now->getTimestamp() - $start->getTimestamp())
+    );
+    $secondsRemaining = $secondsTotal - $secondsElapsed;
+
+    return [
+        'now' => $now,
+        'start' => $start,
+        'end' => $end,
+        'secondsElapsed' => $secondsElapsed,
+        'secondsRemaining' => $secondsRemaining,
+        'hoursElapsed' => $secondsElapsed / 3600,
+        'hoursRemaining' => $secondsRemaining / 3600,
+        'hoursTotal' => $secondsTotal / 3600,
+    ];
+}
+
+function buildResult(
+    float $targetTons,
+    float $alreadyGround,
+    float $projectedRest,
+    float $hoursRemaining
+): array {
+    $neededTonnage = max(0.0, $targetTons - $alreadyGround);
+    $requiredRate = $hoursRemaining > 0 ? $neededTonnage / $hoursRemaining : 0.0;
+    $projectedRest = max(0.0, $projectedRest);
+    $projectedRate = $hoursRemaining > 0 ? $projectedRest / $hoursRemaining : 0.0;
+
+    $projectedTotal = $alreadyGround + $projectedRest;
+    $projectedShortfall = max(0.0, $targetTons - $projectedTotal);
+    $deltaRate = max(0.0, $requiredRate - $projectedRate);
+
+    return [
+        'targetTons' => $targetTons,
+        'alreadyGround' => $alreadyGround,
+        'projectedRest' => $projectedRest,
+        'hoursRemaining' => $hoursRemaining,
+        'neededTonnage' => $neededTonnage,
+        'projectedTotal' => $projectedTotal,
+        'projectedShortfall' => $projectedShortfall,
+        'requiredRate' => $requiredRate,
+        'projectedRate' => $projectedRate,
+        'deltaRate' => $deltaRate,
+    ];
+}
+
+$liveGroundTons = null;
+if (isset($value['CANETOT'], $value['W TONS GROUND'])) {
+    $liveGroundTons = (float) $value['CANETOT'] + (float) $value['W TONS GROUND'];
+}
+
+$defaultGround = $liveGroundTons ?? 0.0;
+
+$projectedTotal = null;
+$projectedIncludePath = __DIR__ . '/../../includes/millprojected60min.php';
+if (is_file($projectedIncludePath)) {
+  // Reuse the existing include by buffering its echoed total and keeping its relative paths intact.
+    $previousCwd = getcwd();
+    $includeDir = dirname($projectedIncludePath);
+
+    if ($includeDir !== false && is_dir($includeDir)) {
+        chdir($includeDir);
+    }
+
+    ob_start();
+    include $projectedIncludePath;
+    $projectedRaw = trim(ob_get_clean());
+
+    if ($previousCwd !== false && is_dir($previousCwd)) {
+        chdir($previousCwd);
+    }
+
+    if ($projectedRaw !== '' && is_numeric($projectedRaw)) {
+        $projectedTotal = (float) $projectedRaw;
+    }
+}
+
+$defaultProjectedCarry = 0.0;
+if ($projectedTotal !== null) {
+    $alreadyGroundForCarry = $liveGroundTons ?? 0.0;
+    $defaultProjectedCarry = max(0.0, $projectedTotal - $alreadyGroundForCarry);
+}
+
+$formInput = [
+  'target' => sanitizeTarget($_POST['target'] ?? 22000),
+  'ground' => sanitizeFloat(
+    array_key_exists('ground', $_POST) ? $_POST['ground'] : $defaultGround,
+    $defaultGround
+  ),
+  'projected' => sanitizeFloat(
+    array_key_exists('projected', $_POST) ? $_POST['projected'] : $defaultProjectedCarry,
+    $defaultProjectedCarry
+  ),
+];
+
+$window = calculateWindow($appTimeZone, $dailyResetHour);
+$result = buildResult(
+    $formInput['target'],
+    $formInput['ground'],
+    $formInput['projected'],
+    $window['hoursRemaining']
+);
+
+$targetDeadlineLabel = $window['end']->format('g:i A T');
+
+require __DIR__ . '/../../includes/layout/header.php';
+?>
+
+<div class="app-content">
+  <section class="data-panel">
+    <header class="panel-header">
+      <h2>Daily total target checker</h2>
+      <p>
+        Enter today&#39;s ground tonnage, your current projection, and the target
+        to see the tons-per-hour required by
+        <?php echo htmlspecialchars($targetDeadlineLabel); ?>.
+      </p>
+    </header>
+
+    <form method="post" class="target-form">
+      <div class="target-grid">
+        <label class="target-field">
+          <span class="target-label">Target tonnage</span>
+          <input
+            type="number"
+            name="target"
+            step="100"
+            min="0"
+            value="<?php echo htmlspecialchars((string) $formInput['target']); ?>"
+          >
+        </label>
+
+        <label class="target-field">
+          <span class="target-label">Tons ground so far</span>
+          <input
+            type="number"
+            name="ground"
+            step="1"
+            min="0"
+            value="<?php echo htmlspecialchars((string) $formInput['ground']); ?>"
+          >
+        </label>
+
+        <label class="target-field">
+          <span class="target-label">Projected tons remaining (current pace)</span>
+          <input
+            type="number"
+            name="projected"
+            step="1"
+            min="0"
+            value="<?php echo htmlspecialchars((string) $formInput['projected']); ?>"
+          >
+        </label>
+      </div>
+
+      <div class="target-actions">
+        <button type="submit" class="button button--success">
+          Calculate required rate
+        </button>
+      </div>
+    </form>
+
+    <div class="target-results">
+      <div class="target-result-card">
+        <span class="target-result-label">Hours remaining</span>
+        <span class="target-result-value">
+          <?php echo number_format($window['hoursRemaining'], 2); ?> h
+        </span>
+      </div>
+
+      <div class="target-result-card">
+        <span class="target-result-label">Target shortfall</span>
+        <span class="target-result-value">
+          <?php echo number_format($result['neededTonnage'], 0); ?> tons
+        </span>
+      </div>
+
+      <div class="target-result-card">
+        <span class="target-result-label">Projected carry</span>
+        <span class="target-result-value">
+          <?php echo number_format($result['projectedRest'], 0); ?> tons
+        </span>
+      </div>
+
+      <div class="target-result-card">
+        <span class="target-result-label">Projected shortfall</span>
+        <span class="target-result-value">
+          <?php echo number_format($result['projectedShortfall'], 0); ?> tons
+        </span>
+      </div>
+
+      <div class="target-result-card">
+        <span class="target-result-label">Current pace</span>
+        <span class="target-result-value">
+          <?php echo number_format($result['projectedRate'], 2); ?> tph
+        </span>
+      </div>
+
+      <div class="target-result-card target-result-card--primary">
+        <span class="target-result-label">Required rate</span>
+        <span class="target-result-value">
+          <?php echo number_format($result['requiredRate'], 2); ?> tph
+        </span>
+      </div>
+
+      <div class="target-result-card target-result-card--delta">
+        <span class="target-result-label">Additional rate needed</span>
+        <span class="target-result-value">
+          <?php echo number_format($result['deltaRate'], 2); ?> tph
+        </span>
+      </div>
+    </div>
+
+    <div class="target-footnote">
+      <p>
+        Calculations assume the 24-hour window resets at 5:00 a.m. Central.
+        Required rate uses the remaining hours
+        (<?php echo number_format($window['hoursRemaining'], 2); ?> h).
+        Projected shortfall compares the target against the current ground
+        tonnage plus the forecast carry at today&#39;s pace.
+      </p>
+    </div>
+  </section>
+</div>
+
+<?php require __DIR__ . '/../../includes/layout/footer.php'; ?>