<?php
require_once __DIR__.'/includes/boot.php';
requireLogin();
$bizId=iget('id');
$biz=qone("SELECT * FROM businesses WHERE id=?",[$bizId]);
if(!$biz||!owns($bizId)){flash('Access denied.','error');go('/dashboard.php');}
$menuImageLimit=max(0,min(1,(int)setting('menu_item_image_limit','1')));
$menuImagesEnabled=$menuImageLimit>0;

if(isPost()){
    csrfCheck();
    $act=p('_act');
    if($act==='add_section'){
        $name=ps('sec_name');
        if($name){
            $order=(int)qval("SELECT COALESCE(MAX(sort_order),0)+1 FROM menu_sections WHERE business_id=?",[$bizId]);
            qrun("INSERT INTO menu_sections(business_id,name,description,sort_order)VALUES(?,?,?,?)",[$bizId,$name,ps('sec_desc'),$order]);
            flash('Section added!','success');
        }
    }
    if($act==='del_section'){
        qrun("DELETE FROM menu_sections WHERE id=? AND business_id=?",[(int)p('sid'),$bizId]);
        flash('Section deleted.','success');
    }
    if($act==='edit_section'){
        qrun("UPDATE menu_sections SET name=?,description=? WHERE id=? AND business_id=?",[ps('sec_name'),ps('sec_desc'),(int)p('sid'),$bizId]);
        flash('Section updated!','success');
    }
    if($act==='add_item'){
        $sid=(int)p('section_id');
        $name=ps('item_name');
        if($name){
            $imagePath='';
            if($menuImagesEnabled){
                $upload=storeSingleUpload(
                    'item_image',
                    'menus',
                    imageExts(),
                    mbToBytes(setting('menu_upload_max_mb','5'),5),
                    [
                        'image_only'=>true,
                        'resize_over_bytes'=>mbToBytes(setting('forum_image_resize_threshold_mb','1'),1),
                        'image_max_width'=>(int)setting('forum_image_max_width','1600'),
                        'image_quality'=>(int)setting('forum_image_quality','82'),
                    ]
                );
                if(!$upload['ok']){flash($upload['error'],'error');go("/menu.php?id=$bizId");}
                $imagePath=(string)($upload['path']??'');
            }
            $order=(int)qval("SELECT COALESCE(MAX(sort_order),0)+1 FROM menu_items WHERE section_id=?",[$sid]);
            qrun("INSERT INTO menu_items(section_id,name,description,price,image_path,sort_order)VALUES(?,?,?,?,?,?)",[$sid,$name,ps('item_desc'),(float)p('item_price',0),$imagePath,$order]);
            flash('Item added!','success');
        }
    }
    if($act==='del_item'){
        qrun("DELETE FROM menu_items WHERE id=?",[(int)p('iid')]);
        flash('Item removed.','success');
    }
    if($act==='edit_item'){
        $iid=(int)p('iid');
        $item=qone("SELECT mi.* FROM menu_items mi JOIN menu_sections ms ON ms.id=mi.section_id WHERE mi.id=? AND ms.business_id=?",[$iid,$bizId]);
        if($item){
            $imagePath=(string)($item['image_path']??'');
            if($menuImagesEnabled && p('remove_item_image','0')==='1') $imagePath='';
            if($menuImagesEnabled){
                $upload=storeSingleUpload(
                    'item_image',
                    'menus',
                    imageExts(),
                    mbToBytes(setting('menu_upload_max_mb','5'),5),
                    [
                        'image_only'=>true,
                        'resize_over_bytes'=>mbToBytes(setting('forum_image_resize_threshold_mb','1'),1),
                        'image_max_width'=>(int)setting('forum_image_max_width','1600'),
                        'image_quality'=>(int)setting('forum_image_quality','82'),
                    ]
                );
                if(!$upload['ok']){flash($upload['error'],'error');go("/menu.php?id=$bizId");}
                if(!empty($upload['path'])) $imagePath=(string)$upload['path'];
            }
            qrun("UPDATE menu_items SET name=?,description=?,price=?,image_path=?,is_available=? WHERE id=?",[ps('item_name'),ps('item_desc'),(float)p('item_price',0),$imagePath,(int)p('is_available',1),$iid]);
            flash('Item updated!','success');
        }
    }
    go("/menu.php?id=$bizId");
}

$pageTitle='Manage Menu — '.e($biz['name']);
$sections=qall("SELECT * FROM menu_sections WHERE business_id=? ORDER BY sort_order",[$bizId]);
$items=[]; foreach($sections as $s) $items[$s['id']]=qall("SELECT * FROM menu_items WHERE section_id=? ORDER BY sort_order",[$s['id']]);
include __DIR__.'/includes/header.php';
?>
<div class="page-hdr">
  <div class="page-hdr-inner">
    <div class="eyebrow">OWNER PANEL</div>
    <h1 style="font-size:1.8rem;margin-bottom:.3rem">Manage Menu</h1>
    <p style="color:var(--text-m)"><?=e($biz['name'])?> &middot; <a href="/business.php?slug=<?=e($biz['slug'])?>">View Listing</a></p>
  </div>
</div>
<div class="section" style="max-width:960px">
  <!-- Add Section -->
  <div class="ibox" style="border-color:var(--gold-d)">
    <div class="ibox-title">➕ ADD MENU SECTION</div>
    <form method="POST"><?=csrfField()?><input type="hidden" name="_act" value="add_section">
      <div class="form-row">
        <div class="fg"><label class="flabel">SECTION NAME *</label><input type="text" name="sec_name" class="finput" placeholder="e.g. Appetizers, Pasta, Desserts" required></div>
        <div class="fg"><label class="flabel">DESCRIPTION (optional)</label><input type="text" name="sec_desc" class="finput" placeholder="Brief description…"></div>
      </div>
      <button type="submit" class="btn btn-primary btn-sm">Add Section</button>
    </form>
  </div>

  <?php foreach($sections as $sec): ?>
  <div class="ibox" style="margin-bottom:1.5rem">
    <div style="display:flex;justify-content:space-between;align-items:center;margin-bottom:.9rem;padding-bottom:.6rem;border-bottom:1px solid var(--bdr)">
      <div>
        <div style="font-family:'Oswald',sans-serif;letter-spacing:.1em;font-size:1rem;color:var(--gold)"><?=e($sec['name'])?></div>
        <?php if($sec['description']): ?><div style="font-size:.78rem;color:var(--text-d)"><?=e($sec['description'])?></div><?php endif; ?>
      </div>
      <div class="flex-row" style="gap:.4rem">
        <button onclick="this.closest('.ibox').querySelector('.edit-sec-form').classList.toggle('hidden')" class="btn btn-xs btn-secondary">✏️ Edit</button>
        <form method="POST" style="display:inline"><?=csrfField()?><input type="hidden" name="_act" value="del_section"><input type="hidden" name="sid" value="<?=$sec['id']?>"><button class="btn btn-xs btn-danger" data-confirm="Delete section and ALL its items?">🗑️ Delete</button></form>
      </div>
    </div>
    <!-- Edit section form (hidden by default) -->
    <div class="edit-sec-form hidden" style="background:var(--bg4);border:1px solid var(--bdr);border-radius:4px;padding:1rem;margin-bottom:1rem">
      <form method="POST"><?=csrfField()?><input type="hidden" name="_act" value="edit_section"><input type="hidden" name="sid" value="<?=$sec['id']?>">
        <div class="form-row">
          <div class="fg"><label class="flabel">NAME</label><input type="text" name="sec_name" class="finput" value="<?=e($sec['name'])?>" required></div>
          <div class="fg"><label class="flabel">DESCRIPTION</label><input type="text" name="sec_desc" class="finput" value="<?=e($sec['description'])?>"></div>
        </div>
        <button type="submit" class="btn btn-success btn-sm">Save Section</button>
      </form>
    </div>

    <!-- Items -->
    <?php foreach($items[$sec['id']] as $item): ?>
    <div style="border-bottom:1px solid var(--bdr);padding:.75rem 0">
      <div style="display:flex;justify-content:space-between;align-items:flex-start;gap:.5rem">
        <div class="menu-owner-row">
          <?php if(!empty($item['image_path'])): ?><img src="<?=e($item['image_path'])?>" alt="<?=e($item['name'])?>" class="menu-owner-thumb"><?php endif; ?>
          <div>
          <div style="font-weight:600;color:<?=$item['is_available']?'var(--text)':'var(--text-d)'?>"><?=e($item['name'])?> <?php if(!$item['is_available']): ?><span class="badge badge-gray">Unavailable</span><?php endif; ?></div>
          <?php if($item['description']): ?><div style="font-size:.8rem;color:var(--text-d)"><?=e($item['description'])?></div><?php endif; ?>
          <?php if($item['price']>0): ?><div style="color:var(--gold);font-family:'Oswald',sans-serif;font-size:.9rem"><?=money((float)$item['price'])?></div><?php endif; ?>
          </div>
        </div>
        <div class="flex-row" style="gap:.3rem;flex-shrink:0">
          <button onclick="this.closest('div').parentElement.querySelector('.edit-item-form').classList.toggle('hidden')" class="btn btn-xs btn-secondary">✏️</button>
          <form method="POST" style="display:inline"><?=csrfField()?><input type="hidden" name="_act" value="del_item"><input type="hidden" name="iid" value="<?=$item['id']?>"><button class="btn btn-xs btn-danger" data-confirm="Delete this item?">🗑️</button></form>
        </div>
      </div>
      <div class="edit-item-form hidden" style="background:var(--bg4);border:1px solid var(--bdr);border-radius:4px;padding:.85rem;margin-top:.65rem">
        <form method="POST" enctype="multipart/form-data"><?=csrfField()?><input type="hidden" name="_act" value="edit_item"><input type="hidden" name="iid" value="<?=$item['id']?>">
          <div class="form-row" style="margin-bottom:.6rem">
            <div class="fg"><label class="flabel">NAME</label><input type="text" name="item_name" class="finput" value="<?=e($item['name'])?>" required></div>
            <div class="fg"><label class="flabel">PRICE ($)</label><input type="number" name="item_price" class="finput" value="<?=e($item['price'])?>" step="0.01" min="0"></div>
          </div>
          <div class="fg"><label class="flabel">DESCRIPTION</label><input type="text" name="item_desc" class="finput" value="<?=e($item['description'])?>"></div>
          <?php if($menuImagesEnabled): ?>
          <div class="fg">
            <label class="flabel">ITEM IMAGE</label>
            <?php if(!empty($item['image_path'])): ?>
            <div class="menu-admin-image">
              <img src="<?=e($item['image_path'])?>" alt="<?=e($item['name'])?>">
              <label style="display:flex;align-items:center;gap:.45rem;font-size:.82rem;color:var(--text-m);cursor:pointer"><input type="checkbox" name="remove_item_image" value="1"> Remove current image</label>
            </div>
            <?php endif; ?>
            <input type="file" name="item_image" class="finput" accept="image/*">
            <div class="fhint">One image allowed. Max <?=e(setting('menu_upload_max_mb','5'))?> MB.</div>
          </div>
          <?php endif; ?>
          <div class="fg"><label class="flabel">AVAILABLE</label><select name="is_available" class="fselect"><option value="1"<?=$item['is_available']?' selected':''?>>Yes</option><option value="0"<?=!$item['is_available']?' selected':''?>>No (hidden from menu)</option></select></div>
          <button type="submit" class="btn btn-success btn-sm">Save Item</button>
        </form>
      </div>
    </div>
    <?php endforeach; ?>

    <!-- Add item to this section -->
    <div style="margin-top:.85rem;padding-top:.85rem">
      <details><summary style="cursor:pointer;font-size:.82rem;color:var(--gold);font-family:'Oswald',sans-serif;letter-spacing:.08em">➕ Add Item to "<?=e($sec['name'])?>"</summary>
        <div style="padding:.85rem 0">
          <form method="POST" enctype="multipart/form-data"><?=csrfField()?><input type="hidden" name="_act" value="add_item"><input type="hidden" name="section_id" value="<?=$sec['id']?>">
            <div class="form-row" style="margin-bottom:.6rem">
              <div class="fg"><label class="flabel">ITEM NAME *</label><input type="text" name="item_name" class="finput" required placeholder="e.g. Spaghetti Carbonara"></div>
              <div class="fg"><label class="flabel">PRICE ($)</label><input type="number" name="item_price" class="finput" value="0" step="0.01" min="0"></div>
            </div>
            <div class="fg"><label class="flabel">DESCRIPTION</label><input type="text" name="item_desc" class="finput" placeholder="Brief description…"></div>
            <?php if($menuImagesEnabled): ?>
            <div class="fg"><label class="flabel">ITEM IMAGE</label><input type="file" name="item_image" class="finput" accept="image/*"><div class="fhint">Optional. One image allowed, max <?=e(setting('menu_upload_max_mb','5'))?> MB.</div></div>
            <?php endif; ?>
            <button type="submit" class="btn btn-primary btn-sm">Add Item</button>
          </form>
        </div>
      </details>
    </div>
  </div>
  <?php endforeach; ?>

  <?php if(!$sections): ?>
  <div class="empty"><div class="empty-ico">🍽️</div><h3>No menu sections yet</h3><p style="margin-top:.5rem">Add a section above to start building your menu.</p></div>
  <?php endif; ?>

  <a href="/business.php?slug=<?=e($biz['slug'])?>" class="btn btn-outline">← Back to Listing</a>
</div>
<style>.hidden{display:none!important}</style>
<?php include __DIR__.'/includes/footer.php'; ?>