<?= $this->extend('layouts/enterprise') ?>

<?= $this->section('content') ?>

<?php
$statusPill = static function (string $status): string {
    $label    = ucwords(str_replace('_', ' ', $status));
    $active   = ['approved', 'converted'];
    $inactive = ['cancelled', 'rejected'];
    if (in_array($status, $active, true)) {
        $class = 'active';
    } elseif (in_array($status, $inactive, true)) {
        $class = 'inactive';
    } else {
        $class = 'default';
    }
    return '<span class="enterprise-status-pill enterprise-status-pill--' . esc($class) . '">' . esc($label) . '</span>';
};
?>

<?= view('partials/workspace_hero', [
    'workspaceCrumbPill'    => 'Procurement',
    'workspaceCrumbCurrent' => 'Purchase Requests',
    'workspaceTitle'        => 'Purchase Requests',
    'workspaceDesc'         => 'Create, submit, approve, and manage internal purchase requests.',
    'workspaceAction'       => [
        'href'  => base_url('procurement/purchase-requests/create'),
        'label' => 'New Purchase Request',
        'icon'  => 'fa-solid fa-plus',
    ],
]) ?>

<div class="enterprise-data-panel">
    <div class="enterprise-data-panel__head">
        <h2 class="enterprise-data-panel__title">Purchase Requests</h2>
        <p class="enterprise-data-panel__subtitle">Draft through approval and conversion to RFQs or purchase orders.</p>
    </div>

    <div class="enterprise-data-panel__toolbar">
        <form action="<?= base_url('procurement/purchase-requests') ?>" method="get">
            <div class="enterprise-filter-grid">
                <div>
                    <label class="enterprise-field-label">Search</label>
                    <input type="text" name="q" class="form-control form-control-sm" placeholder="Number, department, notes"
                           value="<?= esc($filters['search']) ?>">
                </div>
                <div>
                    <label class="enterprise-field-label">Status</label>
                    <select name="status" class="form-select form-select-sm">
                        <option value="">Any</option>
                        <?php foreach (['draft', 'pending_approval', 'approved', 'rejected', 'converted', 'cancelled'] as $s): ?>
                            <option value="<?= $s ?>" <?= $filters['status'] === $s ? 'selected' : '' ?>><?= ucwords(str_replace('_', ' ', $s)) ?></option>
                        <?php endforeach; ?>
                    </select>
                </div>
                <div class="enterprise-filter-actions">
                    <button type="submit" class="btn btn-sm btn-primary">Apply Filters</button>
                </div>
            </div>
        </form>
    </div>

    <div class="enterprise-data-panel__body">
        <div class="table-responsive">
            <table class="enterprise-data-table">
                <thead>
                    <tr>
                        <th>Number</th>
                        <th>Department</th>
                        <th>Date</th>
                        <th>Needed By</th>
                        <th>Total</th>
                        <th>Status</th>
                        <th class="text-end">Actions</th>
                    </tr>
                </thead>
                <tbody>
                    <?php foreach ($requests as $r): ?>
                        <?php $st = $r['status']; ?>
                        <tr>
                            <td><span class="enterprise-data-table__primary"><code><?= esc($r['number']) ?></code></span></td>
                            <td><?= esc($r['department'] ?? '—') ?></td>
                            <td><?= esc($r['request_date'] ?? '—') ?></td>
                            <td><?= $r['needed_by'] ? esc($r['needed_by']) : '—' ?></td>
                            <td><?= number_format((float) ($r['total'] ?? 0), 2) ?></td>
                            <td><?= $statusPill($st) ?></td>
                            <td class="text-end enterprise-row-actions">
                                <div class="dropdown">
                                    <button class="btn btn-sm btn-outline-secondary" data-bs-toggle="dropdown"><i class="fa-solid fa-ellipsis"></i></button>
                                    <ul class="dropdown-menu dropdown-menu-end enterprise-nav-menu">
                                        <?php if (in_array($st, ['draft', 'rejected'], true)): ?>
                                            <li><a class="dropdown-item" href="<?= base_url('procurement/purchase-requests/' . $r['id'] . '/edit') ?>"><i class="fa-solid fa-pen me-2"></i>Edit</a></li>
                                            <li>
                                                <form action="<?= base_url('procurement/purchase-requests/' . $r['id'] . '/submit') ?>" method="post">
                                                    <?= csrf_field() ?>
                                                    <button type="submit" class="dropdown-item"><i class="fa-solid fa-paper-plane me-2"></i>Submit for Approval</button>
                                                </form>
                                            </li>
                                        <?php endif; ?>
                                        <?php if ($st === 'pending_approval'): ?>
                                            <li>
                                                <form action="<?= base_url('procurement/purchase-requests/' . $r['id'] . '/approve') ?>" method="post">
                                                    <?= csrf_field() ?>
                                                    <button type="submit" class="dropdown-item"><i class="fa-solid fa-check me-2"></i>Approve</button>
                                                </form>
                                            </li>
                                            <li>
                                                <form action="<?= base_url('procurement/purchase-requests/' . $r['id'] . '/reject') ?>" method="post" class="px-3 py-2" style="min-width:220px;" onclick="event.stopPropagation();">
                                                    <?= csrf_field() ?>
                                                    <label class="enterprise-field-label">Rejection reason</label>
                                                    <textarea name="rejection_reason" class="form-control form-control-sm mb-2" rows="2" required placeholder="Reason for rejection"></textarea>
                                                    <button type="submit" class="btn btn-sm btn-outline-danger w-100"><i class="fa-solid fa-xmark me-1"></i>Reject</button>
                                                </form>
                                            </li>
                                        <?php endif; ?>
                                        <?php if ($st === 'approved'): ?>
                                            <li>
                                                <form action="<?= base_url('procurement/rfqs/from-request/' . $r['id']) ?>" method="post" onsubmit="return confirm('Create an RFQ from this purchase request?');">
                                                    <?= csrf_field() ?>
                                                    <button type="submit" class="dropdown-item"><i class="fa-solid fa-file-invoice me-2"></i>Create RFQ</button>
                                                </form>
                                            </li>
                                        <?php endif; ?>
                                        <?php if (! in_array($st, ['converted', 'cancelled'], true)): ?>
                                            <li>
                                                <form action="<?= base_url('procurement/purchase-requests/' . $r['id'] . '/cancel') ?>" method="post" onsubmit="return confirm('Cancel this purchase request?');">
                                                    <?= csrf_field() ?>
                                                    <button type="submit" class="dropdown-item"><i class="fa-solid fa-ban me-2"></i>Cancel</button>
                                                </form>
                                            </li>
                                        <?php endif; ?>
                                        <?php if (in_array($st, ['draft', 'rejected', 'cancelled'], true)): ?>
                                            <li><hr class="dropdown-divider"></li>
                                            <li>
                                                <form action="<?= base_url('procurement/purchase-requests/' . $r['id'] . '/delete') ?>" method="post" onsubmit="return confirm('Delete this purchase request?');">
                                                    <?= csrf_field() ?>
                                                    <button type="submit" class="dropdown-item text-danger"><i class="fa-solid fa-trash me-2"></i>Delete</button>
                                                </form>
                                            </li>
                                        <?php endif; ?>
                                    </ul>
                                </div>
                            </td>
                        </tr>
                    <?php endforeach; ?>
                    <?php if (count($requests) === 0): ?>
                        <tr><td colspan="7" class="text-center text-muted py-5">No purchase requests found.</td></tr>
                    <?php endif; ?>
                </tbody>
            </table>
        </div>
    </div>
</div>

<?= $this->endSection() ?>
