PDQ/lib/render.php

<?php
require_once __DIR__ . '/db.php';

function h(?string $s): string {
    return htmlspecialchars($s ?? '', ENT_QUOTES, 'UTF-8');
}

// Render the job table for a given audience.
// $audience: 'ICG' or 'vendor'
// $vendor_id: required when $audience === 'vendor'
function render_jobs_table(string $audience, ?int $vendor_id = null): string {
    $pdo = db();

    // Filter matches the original: open jobs OR anything touched in the last 4 days.
    $where = "(j.status != 'Received') OR (j.updated_at > datetime('now', '-4 days'))";
    $params = [];
    if ($audience === 'vendor') {
        $where = "j.vendor_id = ? AND ($where)";
        $params[] = $vendor_id;
    }

    $sql = "
        SELECT j.*, v.slug AS vendor_slug, v.name AS vendor_name,
               CASE WHEN j.due_date IS NULL THEN ''
                    ELSE CAST(CAST(strftime('%m', j.due_date) AS INTEGER) AS TEXT) || '-' ||
                         CAST(CAST(strftime('%d', j.due_date) AS INTEGER) AS TEXT)
               END AS due_short,
               (SELECT MAX(changed_at) FROM job_history
                 WHERE job_id = j.id AND field = 'status' AND new_value = 'Finished') AS finished_at,
               (SELECT MAX(changed_at) FROM job_history
                 WHERE job_id = j.id AND field = 'status' AND new_value = 'Shipped') AS shipped_at,
               (SELECT MAX(changed_at) FROM job_history
                 WHERE job_id = j.id AND field = 'status' AND new_value = 'Received') AS received_at
        FROM jobs j
        JOIN vendors v ON v.id = j.vendor_id
        WHERE $where
        ORDER BY (j.ack != '') DESC,
                 (j.status = '') DESC,
                 (j.status = 'Finished') DESC,
                 (j.status = 'Shipped') DESC,
                 j.due_date IS NULL,
                 j.due_date ASC,
                 j.job
    ";

    $stmt = $pdo->prepare($sql);
    $stmt->execute($params);
    $rows = $stmt->fetchAll();

    ob_start();
    ?>
    <table class="jobs">
        <thead>
        <tr>
            <th>Job</th>
            <th>Material</th>
            <th>Description</th>
            <th class="right">Qty</th>
            <th class="center">Due</th>
            <?php if ($audience === 'ICG'): ?><th>Vendor</th><?php endif; ?>
            <th class="center">Ack</th>
            <th class="center">Status</th>
            <th class="center">Action</th>
        </tr>
        </thead>
        <tbody>
        <?php if (!$rows): ?>
            <tr><td colspan="<?= $audience === 'ICG' ? 9 : 8 ?>" class="empty">No active jobs.</td></tr>
        <?php endif; ?>
        <?php foreach ($rows as $r):
            $editable = ($audience === 'ICG');
            $jobClass = strlen($r['job']) > 9 ? 'smaller' : '';
            $statusClass = $r['status'] !== '' ? 'status-' . strtolower($r['status']) : '';
            $ackClass = '';
            $ackLabel = '';
            if ($r['ack'] === 'new')      { $ackClass = 'ack-new';     $ackLabel = 'NEW'; }
            elseif ($r['ack'] === 'changed') { $ackClass = 'ack-changed'; $ackLabel = 'CHANGED'; }
        ?>
            <tr data-job-id="<?= (int) $r['id'] ?>" class="<?= h($statusClass) ?>">
                <td class="<?= h($jobClass) ?>"><?= render_field($r, 'job', $editable) ?></td>
                <td><?= render_field($r, 'material', $editable) ?></td>
                <td class="center"><?= render_field($r, 'description', $editable) ?></td>
                <td class="right"><?= render_field($r, 'qty', $editable) ?></td>
                <td class="center"><?= render_due($r, $editable) ?></td>
                <?php if ($audience === 'ICG'): ?><td><?= h($r['vendor_name']) ?></td><?php endif; ?>
                <td class="center <?= h($ackClass) ?>"><?= h($ackLabel) ?></td>
                <td class="center"><?= render_status($r, $audience) ?></td>
                <td class="center actions"><?= render_actions($r, $audience) ?></td>
            </tr>
        <?php endforeach; ?>
        </tbody>
    </table>
    <?php
    return ob_get_clean();
}

function render_field(array $r, string $col, bool $editable): string {
    $val = (string) ($r[$col] ?? '');
    if (!$editable) {
        return h($val);
    }
    return '<span class="editable" data-column="' . h($col) . '" tabindex="0">'
        . ($val === '' ? '&mdash;' : h($val))
        . '</span>';
}

function render_due(array $r, bool $editable): string {
    $display = $r['due_short'] !== '' ? h($r['due_short']) : '&mdash;';
    if (!$editable) return $display;
    return '<span class="editable" data-column="due_date" data-raw="' . h($r['due_date']) . '" tabindex="0">'
        . $display . '</span>';
}

function render_status(array $r, string $audience): string {
    $out = h($r['status']);
    $stamp = null;
    if ($audience === 'ICG') {
        if ($r['status'] === 'Finished')    $stamp = $r['finished_at'] ?? null;
        elseif ($r['status'] === 'Shipped') $stamp = $r['shipped_at']  ?? null;
    } else { // vendor
        if ($r['status'] === 'Received')    $stamp = $r['received_at'] ?? null;
    }
    if ($stamp) {
        $out .= '<div class="status-date">' . h(format_short_date($stamp)) . '</div>';
    }
    return $out;
}

// Convert a UTC 'YYYY-MM-DD HH:MM:SS' from datetime('now') into 'M/D' in the
// server's local timezone for display.
function format_short_date(?string $ts): string {
    if (!$ts) return '';
    try {
        $dt = new DateTimeImmutable($ts . ' UTC');
        return $dt->setTimezone(new DateTimeZone(date_default_timezone_get()))->format('n/j');
    } catch (Exception $e) {
        return '';
    }
}

function render_actions(array $r, string $audience): string {
    $btns = [];
    if ($audience === 'vendor') {
        if ($r['ack'] === 'new' || $r['ack'] === 'changed') {
            $btns[] = '<button class="btn btn-ack" data-action="acknowledge">Acknowledge</button>';
        }
        if ($r['status'] === '') {
            $btns[] = '<button class="btn btn-finish" data-action="mark_finished">Mark Finished</button>';
        } elseif ($r['status'] === 'Finished') {
            $btns[] = '<button class="btn btn-ship" data-action="mark_shipped">Mark Shipped</button>';
        }
        if (in_array($r['status'], ['', 'Finished'], true) && (int) $r['qty'] > 1) {
            $btns[] = '<button class="btn btn-partial" data-action="partial_ship" data-qty="' . (int) $r['qty'] . '">Partial Ship</button>';
        }
        if (in_array($r['status'], ['Finished', 'Shipped'], true)) {
            $btns[] = '<button class="btn btn-undo" data-action="undo">Undo</button>';
        }
    } else { // ICG
        if ($r['status'] === 'Shipped') {
            $btns[] = '<button class="btn btn-receive" data-action="mark_received">Mark Received</button>';
        }
        if ($r['status'] === 'Received') {
            $btns[] = '<span class="received">Received</span>';
        }
    }
    return implode(' ', $btns);
}

function render_messages(int $vendor_id, ?int $since_id = null): string {
    $pdo = db();
    if ($since_id !== null) {
        $stmt = $pdo->prepare('SELECT * FROM messages WHERE vendor_id = ? AND id > ? ORDER BY id ASC');
        $stmt->execute([$vendor_id, $since_id]);
    } else {
        $stmt = $pdo->prepare('SELECT * FROM messages WHERE vendor_id = ? ORDER BY id ASC');
        $stmt->execute([$vendor_id]);
    }
    $rows = $stmt->fetchAll();
    ob_start();
    foreach ($rows as $m) {
        $klass = $m['author'] === 'ICG' ? 'msg msg-icg' : 'msg msg-vendor';
        echo '<div class="' . $klass . '" data-msg-id="' . (int)$m['id'] . '">';
        echo '<span class="msg-author">' . h($m['author']) . '</span>';
        echo '<span class="msg-time">' . h($m['posted_at']) . '</span>';
        echo '<div class="msg-body">' . nl2br(h($m['body'])) . '</div>';
        echo '</div>';
    }
    return ob_get_clean();
}

function max_message_id(int $vendor_id): int {
    $stmt = db()->prepare('SELECT COALESCE(MAX(id), 0) FROM messages WHERE vendor_id = ?');
    $stmt->execute([$vendor_id]);
    return (int) $stmt->fetchColumn();
}