<?php
$func->checkLevelModal(5);
// ============================
// Search filters (LEFT ONLY)
// ============================
$where = [];
if (!empty($kw_customer))           $where[] = "(iw_customer_name LIKE '%{$kw_customer}%' OR iw_address LIKE '%{$kw_customer}%' OR iw_accountno LIKE '%{$kw_customer}%' OR iw_city LIKE '%{$kw_customer}%')";
if (!empty($kw_work))               $where[] = "(iw_work_type = '{$kw_work}')";
if (!empty($_GET['kw_two_person'])) $where[] = "(iw_required_person_cnt IS NOT NULL AND iw_required_person_cnt > 0)";

$kw_categories = $_GET['kw_category'] ?? [];
if (!is_array($kw_categories)) $kw_categories = [$kw_categories];
$kw_categories = array_filter(array_map('intval', $kw_categories), function($v){
  return $v >= 0 && $v <= 5;
});
if ($kw_categories) {
  $hasZero = in_array(0, $kw_categories);
  $cats = array_filter($kw_categories, fn($v) => $v > 0);
  $cond = [];
  if ($cats) $cond[] = "iw_category IN (" . implode(',', $cats) . ")";
  if ($hasZero) $cond[] = "(iw_category = 0 OR iw_category IS NULL)";
  $where[] = '(' . implode(' OR ', $cond) . ')';
}

$statusList = [];
if (!empty($_GET['kw_waiting']))  $statusList[] = "'WAITING'";
if (!empty($_GET['kw_draft']))    $statusList[] = "'DRAFT'";
if (!empty($_GET['kw_assigned'])) $statusList[] = "'ASSIGNED'";
// 기본
if (!$statusList) {
  $statusList = ["'WAITING'", "'DRAFT'"];
}

$statusWhere = "iw_status IN (" . implode(',', $statusList) . ")";

if (!empty($where)) {
  $add_where = ' AND ' . implode(' AND ', $where);
}
function db_escape($jdb, $str) {
  return mysqli_real_escape_string($jdb->DBConn, $str);
}

$view_mode = ($_GET['view_mode'] ?? 'list') === 'map' ? 'map' : 'list';

// ============================
// Total count
// ============================
$sql_cnt = "
    SELECT COUNT(*)
    FROM tbl_install_waitlist
    WHERE {$statusWhere}
      $add_where
";
$total_count = $jdb->rQuery($sql_cnt, "Install wait list count error");

// ============================
// 1) Load waitlist
// ============================
$sql = "
  SELECT iw.*, CONCAT(m.m_firstname, ' ', m.m_lastname) as iw_created_member, di.di_install_date
  FROM tbl_install_waitlist iw
  LEFT OUTER JOIN tbl_member m
    ON iw.iw_created_by = m.m_uid
  LEFT JOIN (
    SELECT 
      di_wait_uid, 
      MAX(di_install_date) as di_install_date
    FROM tbl_daily_install
    WHERE di_status != 'X'
    GROUP BY di_wait_uid
  ) di ON di.di_wait_uid = iw.iw_uid
  WHERE {$statusWhere}
    $add_where
  ORDER BY iw_category, iw_requested_due_date ASC, iw_request_at ASC
";
$rs = $jdb->nQuery($sql, "Load waitlist error");

$rows = [];
$iw_uids = [];
$customer_uids = [];

while ($r = mysqli_fetch_assoc($rs)) {
    $rows[] = $r;
    $iw_uids[] = (int)$r['iw_uid'];
    if (!empty($r['iw_customer_uid'])) {
        $customer_uids[] = (int)$r['iw_customer_uid'];
    }
}
$iw_uids = array_values(array_unique($iw_uids));
$customer_uids = array_values(array_unique($customer_uids));

/* ============================
 * 2) Customer containers (cc_status='A')
 * ============================ */
$customerContainerMap = []; // [customer_uid => [rows...]]
if ($customer_uids) {
    $in = implode(',', $customer_uids);
    $sql_cc = "
      SELECT cc_customer_uid, cc_type, cc_owner_type, cc_is_used, cc_has_lock, cc_has_wheel, cc_has_woodframe
      FROM tbl_customer_container
      WHERE cc_status = 'A'
        AND cc_customer_uid IN ($in)
      ORDER BY cc_customer_uid, cc_type, cc_uid
    ";

    $rc = $jdb->nQuery($sql_cc, "Load customer containers error");

    while ($c = mysqli_fetch_assoc($rc)) {
        $cu = (int)$c['cc_customer_uid'];
        if (!isset($customerContainerMap[$cu])) $customerContainerMap[$cu] = [];
        $customerContainerMap[$cu][] = $c;
    }
}

/* ============================
 * 3) Task containers (waitlist)
 * ============================ */
$taskMap = []; // [iw_uid => rows]
if ($iw_uids) {
    $in = implode(',', $iw_uids);
    $sql_task = "
      SELECT *
      FROM tbl_install_waitlist_container
      WHERE iwc_wait_uid IN ($in)
      ORDER BY iwc_wait_uid, iwc_uid
    ";
    $rt = $jdb->nQuery($sql_task, "Load task containers error");

    while ($t = mysqli_fetch_assoc($rt)) {
        $taskMap[$t['iwc_wait_uid']][] = $t;
    }
}

/* ============================
 * 4) Customer images (install_order)
 * ============================ */
$imageMap = []; // [customer_uid => true]
if ($iw_uids) {
    $in = implode(',', $iw_uids);

    $sql_img = "
      SELECT DISTINCT i_customeruid
      FROM tbl_customer_image
      WHERE i_status = 'A'
        AND i_type = 'install_order'
        AND i_sourceuid IN ($in)
    ";

    $ri = $jdb->nQuery($sql_img, "Load customer images error");

    while ($img = mysqli_fetch_assoc($ri)) {
        $imageMap[(int)$img['i_customeruid']] = true;
    }
}

// ============================
// 5) customer driver
// ============================
$customerDriverMap = []; // [customer_uid => driver_uid]
if ($customer_uids) {
    $in = implode(',', $customer_uids);

    $sql_cd = "
      SELECT 
        c.c_uid,
        d.dr_initial
      FROM tbl_customer c
      LEFT JOIN tbl_member m 
        ON c.c_regionuid = m.m_regionuid
      LEFT JOIN tbl_driver d 
        ON m.m_defaultdriver = d.dr_uid
      WHERE c.c_uid IN ($in)
        AND d.dr_type = 'UCO'
    ";

    $rc = $jdb->nQuery($sql_cd, "Load customer driver error");

    while ($c = mysqli_fetch_assoc($rc)) {
        $cu = (int)$c['c_uid'];
        $customerDriverMap[$cu] = $c['dr_initial'] ?? '';
    }
}

// ============================
// 6) install drivers
// ============================
$drivers = [];

$sql_install = "
  SELECT dr_uid, dr_initial
  FROM tbl_driver
  WHERE dr_status = 'A'
    AND dr_type = 'INSTALL'
  ORDER BY dr_uid
";
$ris = $jdb->nQuery($sql_install, "Load install drivers error");

while ($r = mysqli_fetch_assoc($ris)) {
    $drivers[] = $r;
}

// ============================
// 7) driver initials (modal)
// ============================
$driverInitialMap = []; // [dr_uid => dr_initial]
$sql_driver = "
  SELECT dr_uid, dr_initial
  FROM tbl_driver
  WHERE dr_status = 'A'
";
$res = $jdb->nQuery($sql_driver, "Load driver map error");

while ($r = mysqli_fetch_assoc($res)) {
  $driverInitialMap[(int)$r['dr_uid']] = $r['dr_initial'];
}

// ============================
// 전화번호
// ============================ 
function formatPhone($phone) {
  $digits = preg_replace('/\D+/', '', (string)$phone);

  // 10 digits => (xxx) xxx-xxxx
  if (strlen($digits) === 10) {
      return sprintf(
          '(%s) %s - %s',
          substr($digits, 0, 3),
          substr($digits, 3, 3),
          substr($digits, 6, 4)
      );
  }

  return $phone;
}

function getWaitCategoryColor($cat) {
  switch ((int)$cat) {
    case 1: return '#ff4d4f'; // red
    case 2: return '#1677ff'; // blue
    case 3: return '#52c41a'; // green
    case 4: return '#fa9614'; // orange
    case 5: return '#9254de'; // purple
    default: return 'transparent';
  }
}
// 하드코딩
$categoryLabels = [
  0 => 'No Category',
  1 => 'To do list',
  2 => 'Power Wash',
  3 => 'Category 3',
  4 => 'Category 4',
  5 => 'Category 5'
];

?>

<!-- drag and drop -->
<script src="https://cdn.jsdelivr.net/npm/sortablejs@1.15.2/Sortable.min.js"></script>
<script>(g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})
  ({key: "AIzaSyDg9u03mGrBhyOisp7VGc27CTPI9QXp8sY", v: "weekly"});</script>
<script>
  document.querySelectorAll('input[name="view_mode"]').forEach(radio => {
    radio.addEventListener('change', function () {
      document.getElementById('view-map').classList.toggle(
        'd-none', this.value !== 'map'
      );
      document.getElementById('view-list').classList.toggle(
        'd-none', this.value !== 'list'
      );
    });
  });

  function searchWaitlist() {
    const form = document.querySelector('.search-bar');
    const params = new URLSearchParams(new FormData(form));
    params.append('ajax', 'waitlist');

    fetch('index_intranet.php?view=install_wait_list&' + params.toString())
      .then(res => res.text())
      .then(html => {
        // 1) HTML 파싱
        const parser = new DOMParser();
        const doc = parser.parseFromString(html, 'text/html');

        // 2) 새 문서에서 waitlistArea만 추출
        const newWaitlist = doc.getElementById('waitlistArea');

        if (!newWaitlist) {
          throw new Error('waitlistArea not found in response');
        }

        // 3) 기존 waitlistArea 교체
        document.getElementById('waitlistArea').innerHTML =newWaitlist.innerHTML;
        
        // 4) total count 교체
        const newTotal = doc.getElementById('waitlistTotalCount');
        const oldTotal = document.getElementById('waitlistTotalCount');

        if (newTotal && oldTotal) {
          oldTotal.innerHTML = newTotal.innerHTML;
        }
      })
      .catch(err => {
        console.error(err);
        document.getElementById('waitlistArea').innerHTML = '<div class="text-danger text-center py-5">Failed to load.</div>';
      });
  }

  function openCustomerImages(customerUid) {

    const modalEl = document.getElementById('customerImageModal');
    if (!modalEl) {
      console.error('customerImageModal not found');
      return;
    }

    const modal = bootstrap.Modal.getOrCreateInstance(modalEl);

    const body = document.getElementById('customerImageModalBody');
    if (body) {
      body.innerHTML = '<div class="text-center text-muted py-5">Loading images...</div>';
    }

    modal.show();

    const params = new URLSearchParams({
      customer_uid: customerUid,
      i_type: 'install_order'
    });

    fetch('/lib/customer_image.php?' + params.toString())
      .then(res => res.text())
      .then(html => {
        if (body) body.innerHTML = html;
      })
      .catch(err => {
        console.error(err);
        if (body) {
          body.innerHTML = '<div class="text-danger text-center py-5">Failed to load images.</div>';
        }
      });
  }

  function openAddInstallWaitModal(options = {}) {
    const modalEl = document.getElementById('addInstallWaitModal');
    const modal = new bootstrap.Modal(modalEl);

    const body = modalEl.querySelector('.modal-body');
    body.innerHTML = `<div class="text-center text-muted py-5">Loading...</div>`;

    fetch('/lib/add_install_wait_modal.php')
      .then(res => {
        if (!res.ok) throw new Error('HTTP ' + res.status);
        return res.text();
      })
      .then(html => {
        body.innerHTML = html;

        // Step1 기본 초기화 (기존 add 모드 로직)
        initAddInstallWaitModal();

        // ===== Edit Mode =====
        if (options.mode === 'edit' && options.iw_uid) {
          InstallWait.mode = 'edit';
          InstallWait.iw_uid = options.iw_uid;

          // Step3로 이동은 DOM 로드 이후에
          goInstallWaitStep(3);

          // Step3 이벤트 바인딩/초기화
          initInstallWaitStep3();

          // 편집 데이터 로드
          loadInstallWaitForEdit(options.iw_uid);
        }
      })
      .catch(err => {
        console.error('Failed to load modal body:', err);
        body.innerHTML = `
          <div class="text-danger text-center py-5">
            Failed to load. (${err})
          </div>
        `;
      });

    modal.show();
  }

  function openRoute() {

    const OFFICE = "4490 Chesswood Dr, North York, ON M3J 2B9";

    const rows = [];

    document.querySelectorAll('#iwListBody tr').forEach(tr => {

      const address = tr.dataset.address || '';
      const city = tr.dataset.city || '';
      const postal = tr.dataset.postal || '';

      if (!address) return;

      rows.push({
        address: [address, city, postal].filter(Boolean).join(', '),
        order: parseInt(tr.dataset.orderSeq || 0)
      });
    });

    if (!rows.length) {
      showPopupMessage('No route data.', 'error', 1500);
      return;
    }

    // 순서 정렬 (중요)
    rows.sort((a, b) => a.order - b.order);

    const waypoints = rows.map(r => r.address).join('|');

    let url = `https://www.google.com/maps/dir/?api=1`;
    url += `&origin=${encodeURIComponent(OFFICE)}`;
    url += `&destination=${encodeURIComponent(OFFICE)}`;
    url += `&waypoints=${encodeURIComponent(waypoints)}`;

    window.open(url, '_blank');
  }

  function loadInstallWaitForEdit(iw_uid) {
    // 1) install_wait 메타 로드
    api('get_install_wait_detail', { iw_uid }, data => {
      if (!data) return;
      // customer / job 세팅
      InstallWait.customer = {
        uid: data.iw_customer_uid,
        account: data.iw_accountno,
        name: data.iw_customer_name,
        address: data.iw_address,
        city: data.iw_city,
        postal: data.iw_postal,
        phone: data.iw_phone
      };

      InstallWait.job = {
        type: data.iw_work_type,
        createdBy: data.iw_created_member
      };

      InstallWait.status = (data.iw_status || '');
      const backBtn = document.getElementById('btnStep3Back');

      if ((InstallWait.status || '').toUpperCase() === 'ASSIGNED') {
        backBtn.classList.add('invisible');
      } else {
        backBtn.classList.remove('invisible');
      }

      // Step3 의 기본 필드 채우기
      iwRequestDate.value  = data.iw_request_at?.substring(0,10) || '';
      iwScheduleDate.value = data.iw_requested_due_date || '';
      document.getElementById('iwLockDate').checked = (data.iw_lock_date == 1);
      //iwRequestBy.value    = data.iw_request_by || '';
      iwRequestNote.value  = data.iw_request_note || '';
      iwCsNote.value       = data.iw_cs_note || '';
      iwWorkNote.value     = data.iw_work_note || '';
      fillRequestBySelect(data.iw_request_by || 'Customer');

      // Two-person
      if (data.iw_required_person_cnt == 2) {
        btnTwoPerson.classList.add('iw-toggle-on');
        iwTwoPersonReason.disabled = false;
        iwTwoPersonReason.value = data.iw_multi_person_reason || '';
      }

      // Recurring
      if (data.iw_scheduled == 1) {
        btnRecurring.classList.add('iw-toggle-on');
        iwRecurringDays.disabled = false;
        iwRecurringDays.value = data.iw_scheduled_cycle || '';
      }

      // Oil-Pickup
      if (data.iw_need_oil_pickup == 1) {
        btnNeedOilPickup.classList.add('iw-toggle-on');
      }

      InstallWait.category = parseInt(data.iw_category || 0, 10);

      // job label 갱신
      document.getElementById('iwStep3Title').innerText = `Step 3 of 3 - ${data.iw_work_type} Detail`;

      // action box 다시 그림
      setStep3Title();
      renderStep3ActionBoxes();
      renderCategorySelector();
      bindCategoryEvents();
      loadCurrentContainersIfNeeded(() => {
        currentReady = true;
      });
      checkCustomerHasImages(InstallWait.customer?.uid, InstallWait.iw_uid);
    });

    // 2) 기존 PICKUP / INSTALL 로드
    api('get_install_wait_containers', { iw_uid }, rows => {
      const pickupWrap  = document.querySelector('.container-chips[data-action="PICKUP"]');
      const installWrap = document.querySelector('.container-chips[data-action="INSTALL"]');

      // edit 모드로 열릴 때 잔상 제거
      if (pickupWrap)  pickupWrap.innerHTML = '';
      if (installWrap) installWrap.innerHTML = '';

      const pickupRows = [];
      rows.forEach(r => {
        if (r.iwc_action === 'PICKUP') {
          pickupRows.push(r); // 이동 판단용
        }
        if (r.iwc_action === 'INSTALL' && installWrap) {
          installWrap.insertAdjacentHTML('beforeend', renderInstallChipFromDB(r));
        }
      });

      // CURRENT 로딩이 끝난 뒤에 이동 로직 실행
      loadCurrentContainersIfNeeded(() => {
        applyPickupFromDBToCurrent(pickupRows);
      });

      // 이벤트 바인딩
      bindPickupContainerChipEvents();
      bindInstallChipEvents();
    });

  }

  function openInstallWaitEditModal(iw_uid) {
    openAddInstallWaitModal({
      mode: 'edit',
      iw_uid: iw_uid
    });
  }
</script>

<main id="main" class="main" style="padding-bottom:25px;">
  <div class="breadcrumbs">
    <div class="container">
      <div class="d-flex justify-content-between align-items-center">
        <h2>INSTALL WAIT LIST</h2>
        <ol>
          <li><a href="index_intranet.php">HOME</a></li>
          <li>PLANNING</li>
          <li>INSTALL WAIT LIST</li>
        </ol>
      </div>
    </div>
  </div>

  <div id="installWaitContext"
     data-member-uid="<?=$_SESSION['ss_UID']?>"
     data-member-id="<?=$_SESSION['ss_ID']?>">
  </div>

  <section class="page">
    <div class="container-fluid">

      <div class="row">
        <!-- ============================ -->
        <!-- LEFT : WAITING LIST -->
        <!-- ============================ -->
        <div class="col-lg-6">

          <div class="card planning-card h-100">

            <!-- Search -->
            <div class="card-body border-bottom pb-0">
              <form method="get" class="row g-2 align-items-stretch search-bar position-relative pb-4" id="waitlistSearchForm">
                <!-- Work -->
                <div class="col-md-2">
                  <select name="kw_work" class="form-select h-100" onchange="searchWaitlist()">
                    <option value="">All Work</option>
                    <?php foreach (['INSTALL','PICKUP','EXCHANGE','RELOCATE','CLEAN'] as $w): ?>
                      <option value="<?=$w?>" <?=($kw_work==$w?'selected':'')?>><?=$w?></option>
                    <?php endforeach; ?>
                  </select>
                </div>

                <!-- 2+ -->
                <div class="col-md-1 d-flex">
                  <button type="button" id="filterTwoPerson" class="btn btn-outline-dark w-100 h-100" data-active="0" title="multi-person required">
                    <i class="bi bi-people-fill"></i> 2+
                  </button>
                  <input type="hidden" name="kw_two_person" id="kw_two_person">
                </div>

                <div class="col-md-2 d-flex align-items-stretch">
                  <div class="radio-segment w-100">
                    <label>
                      <input type="checkbox" name="kw_draft" id="kw_draft" checked>
                      <span title="Draft"><i class="bi bi-clipboard-check"></i> </span>
                    </label>

                    <label>
                      <input type="checkbox" name="kw_waiting" id="kw_waiting" checked>
                      <span title="Waiting"><i class="bi bi-hourglass-split"></i> </span>
                    </label>

                    <label>
                      <input type="checkbox" name="kw_assigned" id="kw_assigned">
                      <span title="Assigned"><i class="bi bi-link-45deg"></i> </span>
                    </label>
                  </div>
                </div>

                <!-- Category -->
                <div class="col-md-3">
                  <div class="cat-filter-box w-100 h-100">
                    <div class="category-filter">
                      <?php
                      $allCats = [0,1,2,3,4,5];
                      foreach ($allCats as $i):
                        $checked = in_array($i, $kw_categories ?? []) ? 'checked' : '';
                      ?>
                      <label class="cat-filter-dot-wrap" title="<?=htmlspecialchars($categoryLabels[$i] ?? '')?>">
                        <input type="checkbox" name="kw_category[]" value="<?=$i?>" <?=$checked?>>
                        <span class="cat-filter-dot" style="--cat-color:<?=getWaitCategoryColor($i)?>"></span>
                      </label>
                      <?php endforeach; ?>
                    </div>
                  </div>
                </div>

                <!-- Search -->
                <div class="col-md-3">
                  <div class="input-group h-100 search-container">
                    <input type="text" name="kw_customer" id="kwCustomer" class="form-control" placeholder="City / Customer / Account" value="<?=htmlspecialchars($kw_customer)?>">
                    <button type="submit" class="btn btn-outline-secondary">
                      <i class="bi bi-search"></i>
                    </button>
                  </div>
                </div>

                <!-- Add -->
                <div class="col-md-1 d-flex justify-content-end">
                  <button type="button" class="btn-add" onclick="openAddInstallWaitModal()">
                    Add
                  </button>
                </div>

                <div id="waitlistTotalCount"
                    class="position-absolute bottom-0 end-0 text-muted small pe-2 pb-1">
                  Total: <?=$total_count?>
                </div>

              </form>
            </div>

            <!-- Scroll Area -->
            <div class="card-body p-0 waitlist-scroll" id="waitlistArea">
              <?php if (!$rows): ?>
                <div class="text-center text-muted py-5">No waiting items.</div>
              <?php endif; ?>

              <?php foreach ($rows as $row): ?>

                <?php
                  /* Work badge */
                  $work = $row['iw_work_type'];
                  $workClass = "bg-secondary text-white";
                  if ($work=="INSTALL")  $workClass="bg-success text-white";
                  if ($work=="PICKUP")   $workClass="bg-danger text-white";
                  if ($work=="EXCHANGE") $workClass="bg-warning text-dark";
                  if ($work=="RELOCATE") $workClass="bg-info text-dark";
                  if ($work=="CLEAN")    $workClass="bg-primary text-white";

                  /* Due type */
                  $dueTypeClass = "";
                  $dueTypeLabel = "";
                  if ($row['iw_request_due_type']=="EXACT") {
                    $dueTypeClass="bg-danger text-white"; $dueTypeLabel="Exact";
                  } elseif ($row['iw_request_due_type']=="RANGE") {
                    $dueTypeClass="bg-warning text-dark"; $dueTypeLabel="Range";
                  } elseif ($row['iw_request_due_type']=="FLEXIBLE") {
                    $dueTypeClass="bg-secondary text-white"; $dueTypeLabel="Flexible";
                  }

                  $cu = (int)$row['iw_customer_uid'];
                  $customerContainers = $customerContainerMap[$cu] ?? [];
                  $tasks = $taskMap[$row['iw_uid']] ?? [];
                  $pickup_d = $pickup_b = $install_d = $install_b = 0;
                  $driverInitial = $customerDriverMap[$cu] ?? '';

                  foreach ($tasks as $t) {
                    $action = strtoupper(trim($t['iwc_action'] ?? ''));
                    $type   = strtoupper(trim($t['iwc_type'] ?? ''));

                    if ($action === 'PICKUP') {
                      if ($type === 'D') $pickup_d++;
                      else               $pickup_b++;
                    }
                    elseif ($action === 'INSTALL') {
                      if ($type === 'D') $install_d++;
                      else               $install_b++;
                    }
                  }
                ?>
                <?php
                  $isAssigned = ($row['iw_status'] === 'ASSIGNED');
                ?>
                <div class="wait-card <?= $isAssigned ? 'assigned' : '' ?>"
                  data-iw="<?= (int)$row['iw_uid'] ?>"
                  data-status="<?= htmlspecialchars($row['iw_status']) ?>"
                  data-accountno="<?= htmlspecialchars($row['iw_accountno']) ?>"
                  data-name="<?= htmlspecialchars($row['iw_customer_name']) ?>"
                  data-job-type="<?= htmlspecialchars($row['iw_work_type']) ?>"
                  data-driver="<?= htmlspecialchars($driverInitial) ?>"
                  data-address="<?= htmlspecialchars($row['iw_address']) ?>"
                  data-city="<?= htmlspecialchars($row['iw_city']) ?>"
                  data-lat="<?= htmlspecialchars($row['iw_lat']) ?>"
                  data-lng="<?= htmlspecialchars($row['iw_lng']) ?>"
                  data-pickup-d="<?= $pickup_d ?>"
                  data-pickup-b="<?= $pickup_b ?>"
                  data-install-d="<?= $install_d ?>"
                  data-install-b="<?= $install_b ?>"
                  data-category="<?= (int)($row['iw_category'] ?? 0) ?>"
                  >

                  <!-- Top -->
                  <div class="d-flex align-items-center mb-1">

                    <!-- LEFT -->
                    <div class="d-flex gap-2 flex-wrap">
                      <span class="badge <?=$workClass?>"><?=$work?></span> 
                      <small class="text-muted">created by <?=$row['iw_created_member']?></small>

                      <?php if ($row['iw_status'] === 'DRAFT'): ?>
                        <span class="badge bg-dark text-white">
                          <i class="bi bi-clipboard-check"></i> Draft
                        </span>
                      <?php endif; ?>

                      <?php if (!empty($row['iw_required_person_cnt']) && $row['iw_required_person_cnt'] > 1): ?>
                        <span class="badge bg-dark text-white">
                          <i class="bi bi-people-fill"></i>
                          x<?=$row['iw_required_person_cnt']?>
                        </span>
                        <?php if (!empty($row['iw_multi_person_reason'])): ?>
                          <small class="text-muted">
                            <?=$row['iw_multi_person_reason']?>
                          </small>
                        <?php endif; ?>
                      <?php endif; ?>

                      <?php if ($row['iw_need_oil_pickup'] > 0): ?>
                        <span class="badge bg-dark text-white">
                          <i class="bi bi-droplet"></i>
                          Pickup
                        </span>
                      <?php endif; ?>

                      <?php if ($row['iw_scheduled']): ?>
                        <div class="d-flex align-items-center gap-2 flex-wrap">
                          <span class="badge bg-dark text-white">
                            <i class="bi bi-arrow-repeat"></i>
                            Every <?=$row['iw_scheduled_cycle']?> days
                          </span>

                          <?php if ($row['iw_last_exchange_date']): ?>
                            <small class="text-muted">
                              · Last <?= $row['iw_last_exchange_date'] ?>
                            </small>
                          <?php endif; ?>
                        </div>
                      <?php endif; ?>
                    </div>

                    <!-- RIGHT -->
                    <div class="ms-auto d-flex align-items-center gap-2">
                      <?php if (!empty($row['iw_category'])): ?>
                        <span style="
                          width:16px;
                          height:16px;
                          border-radius:50%;
                          display:inline-block;
                          background:<?=getWaitCategoryColor($row['iw_category'])?>;
                        " title="<?=htmlspecialchars($categoryLabels[$row['iw_category']] ?? '')?>"></span>
                      <?php endif; ?>

                      <small class="text-muted me-2">
                        <?php if (!empty($row['di_install_date'])): ?>
                          <i class="bi bi-link-45deg text-secondary" title="Assigned"></i>
                          Assigned: <?=$row['di_install_date']?>
                        <?php else: ?>
                          <?=$row['iw_lock_date'] == 1 ? '<i class="bi bi-lock text-secondary" title="Preferred Date"></i>' : '';?>
                          Due: <?=$row['iw_requested_due_date'] ?: '-'?>
                        <?php endif; ?>
                      </small>

                      <a href="#" class="btn btn-sm btn-outline-secondary btn-edit-install-wait" data-iw-uid="<?=$row['iw_uid']?>" title="Edit">
                        <i class="bi bi-pencil"></i>
                      </a>

                      <a href="#" class="btn btn-sm btn-outline-secondary btn-delete-install-wait" data-iw-uid="<?=$row['iw_uid']?>" title="Delete">
                        <i class="bi bi-trash"></i>
                      </a>
                    </div>

                  </div>

                  <!-- Customer + Containers + Image button -->
                  <div class="d-flex justify-content-between align-items-start gap-2">

                    <!-- LEFT : Customer + Containers -->
                    <div class="d-flex align-items-center gap-2 flex-wrap">

                      <!-- Account No -->
                      <span class="badge bg-light text-dark border">
                        <?=$row['iw_accountno']?>
                      </span>

                      <!-- Customer Name -->
                      <?php
                      $cu = (int)$row['iw_customer_uid'];
                      $driverInitial = $customerDriverMap[$cu] ?? '';
                      ?>

                      <span class="fw-bold">
                        <?=$row['iw_customer_name']?>

                        <?php if ($driverInitial): ?>
                          <span class="badge bg-light text-dark border ms-1" title="Assigned driver">
                            <?=$driverInitial?>
                          </span>
                        <?php endif; ?>
                      </span>

                      <!-- Containers -->
                      <?php
                        include $_SERVER['DOCUMENT_ROOT'].'/lib/customer_container_chips.php';
                      ?>

                    </div>

                    <!-- RIGHT : Image button -->
                    <?php if (!empty($imageMap[$row['iw_customer_uid']])): ?>
                      <div class="ms-2">
                        <button type="button" class="btn btn-sm btn-outline-primary btn-image" title="View photos" onclick="openCustomerImages(<?=$row['iw_customer_uid']?>)">
                          <i class="bi bi-image"></i>
                        </button>
                      </div>
                    <?php endif; ?>
                  </div>

                  <!-- Address / Phone -->
                  <div class="text-muted small">
                    <?=$row['iw_address']?>, <?=$row['iw_city']?>, <?=$row['iw_postal']?> ·
                    <?=formatPhone($row['iw_phone'])?>
                  </div>

                  <!-- Due type -->
                  <?php if ($dueTypeLabel): ?>
                    <div class="mt-1">
                      <span class="badge <?=$dueTypeClass?>"><?=$dueTypeLabel?></span>
                    </div>
                  <?php endif; ?>

                  <!-- Notes -->
                  <?php
                    $reqByRaw = $row['iw_request_by'];
                    $reqByDisplay = '';

                    // Customer면 그대로
                    if ($reqByRaw === 'Customer') {
                        $reqByDisplay = 'Customer';
                    }
                    // 숫자(uid)면 m_initial로 변환
                    elseif (is_numeric($reqByRaw)) {
                        $uid = (int)$reqByRaw;
                        if (isset($driverInitialMap[$uid])) {
                            $reqByDisplay = $driverInitialMap[$uid];
                        } else {
                            $reqByDisplay = 'Customer'; // fallback (선택)
                        }
                    }
                    // 그 외 문자열이면 그대로 표시 (예외 대비)
                    else {
                        $reqByDisplay = htmlspecialchars($reqByRaw);
                    }
                  ?>
                  <div class="note-line mt-2">
                    <span class="note-label">Request</span>
                    <span class="note-text">
                      (by <?=$reqByDisplay?> <?=substr($row['iw_request_at'],0,10)?>)
                      <?=htmlspecialchars($row['iw_request_note'])?>
                    </span>
                  </div>

                  <?php if ($row['iw_cs_note']): ?>
                    <div class="note-line">
                      <span class="note-label">CS</span>
                      <span class="note-text"><?=htmlspecialchars($row['iw_cs_note'])?></span>
                    </div>
                  <?php endif; ?>

                  <?php if ($row['iw_work_note']): ?>
                    <div class="note-line">
                      <span class="note-label">Work</span>
                      <span class="note-text"><?=htmlspecialchars($row['iw_work_note'])?></span>
                    </div>
                  <?php endif; ?>

                  <!-- Task containers -->
                  <?php if ($tasks): ?>
                    <?php
                      $taskByAction = [];
                      foreach ($tasks as $t) {
                        $taskByAction[$t['iwc_action']][] = $t;
                      }
                      $actionOrder = ['PICKUP', 'INSTALL'];
                    ?>

                    <!-- TASK ACTION WRAPPER -->
                    <div class="task-actions mt-2">

                      <?php foreach ($actionOrder as $action): ?>
                        <?php if (empty($taskByAction[$action])) continue; ?>

                        <?php
                          $actionClass = 'bg-secondary text-white';
                          if ($action === 'PICKUP')  $actionClass = 'bg-danger text-white';
                          if ($action === 'INSTALL') $actionClass = 'bg-success text-white';
                        ?>

                        <!-- ACTION BOX -->
                        <div class="task-action-box">

                          <div class="task-action-title <?=$action === 'PICKUP' ? 'pickup' : 'install'?>">
                            <?php if ($action === 'PICKUP'): ?>
                              <i class="bi bi-dash-circle"></i> Pickup
                            <?php elseif ($action === 'INSTALL'): ?>
                              <i class="bi bi-plus-circle"></i> Install
                            <?php else: ?>
                              <?=$action?>
                            <?php endif; ?>
                          </div>

                          <div class="container-chips inline-chips mt-1">
                            <?php foreach ($taskByAction[$action] as $t): ?>
                              <?php
                                $usedLabel = ($t['iwc_is_used'] === 'Y') ? 'Used ' : '';

                                $type = strtoupper($t['iwc_type']);
                                if (strpos($type,'D') !== false) {
                                  $icon = 'bi-database-fill';
                                } elseif (strpos($type,'B') !== false && strpos($type,'BUCKET') === false) {
                                  $icon = 'bi-archive-fill';
                                } else {
                                  $icon = 'bi-box2';
                                }

                                $optIcons = '';
                                if ($t['iwc_has_lock'] === 'Y')      $optIcons .= ' <i class="bi bi-lock-fill"></i>';
                                if ($t['iwc_has_wheel'] === 'Y')     $optIcons .= ' <i class="bi bi-gear-fill"></i>';
                                if ($t['iwc_has_woodframe'] === 'Y') $optIcons .= ' <i class="bi bi-bounding-box-circles"></i>';
                              ?>

                              <span class="chip chip-task">
                                <i class="bi <?=$icon?>"></i>
                                <?=$usedLabel?><?=$t['iwc_type']?>
                                <?=$optIcons?>
                              </span>
                            <?php endforeach; ?>
                          </div>
                        </div>
                      <?php endforeach; ?>
                    </div>
                  <?php endif; ?>
                </div>
              <?php endforeach; ?>
            </div>
          </div>
        </div>

        <!-- ============================ -->
        <!-- RIGHT : ASSIGN / PLANNING -->
        <!-- ============================ -->
        <div class="col-lg-6">

          <div class="card planning-card border-secondary h-100">
            <!-- HEADER : Date + Driver -->
            <div class="card-header bg-light">

              <div class="d-flex align-items-center w-100">
                <!-- Date Navigator -->
                <div class="d-flex align-items-center gap-2">
                  <button type="button" class="btn btn-sm btn-outline-secondary btn-date-prev">
                    <i class="bi bi-chevron-left"></i>
                  </button>

                  <strong>
                    <input type="text" id="iwMapDate" class="form-control form-control-sm date-picker-form" style="max-height:20px; max-width:100px;" autocomplete="off" placeholder="<?=date('Y-m-d')?>" readonly>
                  </strong>

                  <button type="button" class="btn btn-sm btn-outline-secondary btn-date-next">
                    <i class="bi bi-chevron-right"></i>
                  </button>
                </div>

                <!-- Center : Toggle -->
                <div class="d-flex align-items-center justify-content-center gap-2 flex-grow-1">
                  <div class="view-toggle iw-ui-control">
                    <label>
                      <input type="radio" name="view_mode" value="map" <?= $view_mode === 'map' ? 'checked' : '' ?>>
                      <span><i class="bi bi-map"></i></span>
                    </label>
                    <label>
                      <input type="radio" name="view_mode" value="list" <?= $view_mode === 'list' ? 'checked' : '' ?>>
                      <span><i class="bi bi-list"></i></span>
                    </label>
                  </div>

                  <!-- Driver Selector -->
                  <div class="radio-segment iw-ui-control" style="max-width:120px;">
                    <?php foreach ($drivers as $i => $d): ?>
                      <label>
                        <input type="radio" name="driver"
                              value="<?=$d['dr_uid']?>"
                              <?= $i === 0 ? 'checked' : '' ?>>
                        <span><?=htmlspecialchars($d['dr_initial'])?></span>
                      </label>
                    <?php endforeach; ?>
                  </div>
                </div>

                <!-- Button -->
                <div class="d-flex iw-ui-control align-items-center justify-content-end gap-2 flex-grow-1">
                  <button id="btnPreview" class="btn btn-outline-secondary" onclick="previewPopup();">
                    <i class="bi bi-eye"></i> Preview
                  </button>

                  <button id="btnRouteSchedule" class="btn btn-outline-secondary">
                    <i class="bi bi-geo-alt"></i> Route
                  </button>

                  <button id="btnModifySchedule" class="btn btn-outline-primary" disabled>
                    <i class="bi bi-sliders"></i> Modify
                  </button>

                  <button id="btnConfirmSchedule" class="btn btn-success" disabled>
                    <i class="bi bi-check"></i> Assign
                  </button>
                </div>
              </div>

            </div>

            <!-- ============================ -->
            <!-- BODY -->
            <!-- ============================ -->
            <div class="card-body d-flex flex-column gap-3">

              <!-- Summary + Toggle -->
              <div class="summary-bar d-flex align-items-center justify-content-between">

                <!-- Left : Summary text -->
                <div id="iwSummary" class="alert alert-secondary text-start mb-0 flex-grow-1 gap-3">
                  <span id="sumStops">Stops: 0</span>&nbsp;&nbsp;
                  <span id="sumPickup"></span>
                  <span id="sumInstall"></span>
                </div>
              </div>

              <!-- Map View (DEFAULT) -->
              <div id="view-map" class="border rounded flex-fill position-relative d-none">
                <div id="iwMapCanvas" style="width:100%; height: calc(100%); min-height:520px;"></div>
              </div>
              <!-- List View (HIDDEN) -->
              <div id="view-list" class="border rounded p-0 flex-fill">
                <table class="table table-sm table-hover align-middle mb-0 small">
                  <thead class="iw-header">
                    <tr>
                      <th>
                        <label class="iw-checkbox-wrap" title="Select all">
                          <input type="checkbox" class="iw-checkbox-all" id="iwCheckAll">
                          <span class="iw-checkbox-box"></span>
                        </label>
                      </th>
                      <th style="width:20px;">#</th>
                      <th>Customer</th>
                      <th>UCO</th>
                      <th>Address</th>
                      <th>Type</th>
                      <th>Pickup</th>
                      <th>Install</th>
                      <th></th>
                    </tr>
                  </thead>
                  <tbody id="iwListBody">
                    <!-- JS render -->
                  </tbody>
                </table>

              </div>
            </div>
          </div>
        </div>
      </div>

    </div>
  </section>

</main>

<script>
  // map.php에서 쓰는 동일한 로더
  (g=>{
    var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;
    b=b[c]||(b[c]={});
    var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{
      await (a=m.createElement("script"));
      e.set("libraries",[...r]+"");
      for(k in g) e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);
      e.set("callback",c+".maps."+q);
      a.src=`https://maps.${c}apis.com/maps/api/js?`+e;
      d[q]=f;
      a.onerror=()=>h=n(Error(p+" could not load."));
      a.nonce=m.querySelector("script[nonce]")?.nonce||"";
      m.head.append(a);
    }));
    // 한번만ㄴ 로드
    if (!d[l]) {
      d[l] = (f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n));
    }

  })({key:"AIzaSyDg9u03mGrBhyOisp7VGc27CTPI9QXp8sY", v:"weekly"});
</script>

<script>
  let iwMap = null;
  let iwMarkers = [];
  let iwInfo = null;
  let iwDailyRows = [];
  let iwTrialRows = {}; // 가상 추가 리스트
  let iwMapInitialized = false; // 최초 맵
  // 상태 변화
  let baseState = null;
  let currentState = null;
  let isChanged = false;

  function getSelectedDriverUid() {
    return parseInt(
      document.querySelector('input[name="driver"]:checked')?.value || 0,
      10
    );
  }

  // 작업 상태(날짜/드라이버/뷰) 유지
  const IW_MAP_DATE_KEY   = 'iwMapDate';
  const IW_MAP_DRIVER_KEY = 'iwMapDriverUid';
  const IW_MAP_VIEW_KEY   = 'iwViewMode';

  function getSelectedViewMode() {
    return document.querySelector('input[name="view_mode"]:checked')?.value || 'list';
  }

  function saveMapControls() {
    try {
      const date = document.getElementById('iwMapDate')?.value || '';
      if (date) sessionStorage.setItem(IW_MAP_DATE_KEY, date);
      else      sessionStorage.removeItem(IW_MAP_DATE_KEY);
 
      const driverUid = getSelectedDriverUid();
      if (driverUid) sessionStorage.setItem(IW_MAP_DRIVER_KEY, String(driverUid));
      else           sessionStorage.removeItem(IW_MAP_DRIVER_KEY);
 
      sessionStorage.setItem(IW_MAP_VIEW_KEY, getSelectedViewMode());
    } catch (e) { /* sessionStorage 사용 불가 시 무시 */ }
  }
 
  // change 이벤트를 발생시키지 않고 값만 복원한다(중복 로드 방지).
  function restoreMapControls() {
    try {
      const savedDate = sessionStorage.getItem(IW_MAP_DATE_KEY);
      if (savedDate) {
        const input = document.getElementById('iwMapDate');
        if (input) input.value = savedDate;
      }
 
      const savedDriver = sessionStorage.getItem(IW_MAP_DRIVER_KEY);
      if (savedDriver) {
        // 저장된 드라이버가 현재 목록에 남아 있을 때만 선택을 복원한다.
        const radio = document.querySelector(
          'input[name="driver"][value="' + savedDriver + '"]'
        );
        if (radio) radio.checked = true;
      }
 
      // 뷰(map/list) 복원: change 이벤트 없이 직접 토글한다.
      // initInstallMap() 안에서 iwMap 생성 직후 호출되므로 이 시점에 iwMap 존재.
      const savedView = sessionStorage.getItem(IW_MAP_VIEW_KEY);
      if (savedView) {
        const viewRadio = document.querySelector(
          'input[name="view_mode"][value="' + savedView + '"]'
        );
        if (viewRadio) viewRadio.checked = true;
 
        const isMap = savedView === 'map';
        document.getElementById('view-map')?.classList.toggle('d-none', !isMap);
        document.getElementById('view-list')?.classList.toggle('d-none', isMap);
 
        // 숨겨진 div에서 init된 구글맵의 사이즈 어긋남 방지
        if (isMap && typeof iwMap !== 'undefined' && iwMap) {
          setTimeout(() => google.maps.event.trigger(iwMap, 'resize'), 50);
        }
      }
    } catch (e) { /* sessionStorage 사용 불가 시 무시 */ }
  }

  function clearMarkers(){
    if (iwInfo) iwInfo.close();
    iwMarkers.forEach(m => { if ('map' in m) m.map = null; });
    iwMarkers = [];
  }

  async function initInstallMap(){
    const { Map, InfoWindow } = await google.maps.importLibrary("maps");
    const { AdvancedMarkerElement, PinElement } = await google.maps.importLibrary("marker");
    $('.date-picker-form').datepicker({
      dateFormat: 'yy-mm-dd',
      changeMonth: true,
      changeYear: true
    });

    iwInfo = new InfoWindow();

    iwMap = new Map(document.getElementById('iwMapCanvas'), {
      center: { lat:43.65, lng:-79.38 },
      zoom: 10,
      mapId: "4504f8b37365c3d0",
      disableDefaultUI: true
    });

    // 새로고침 전에 작업하던 날짜/드라이버 복원 (loadDailyInstallPoints 호출 전)
    restoreMapControls();
    loadDailyInstallPoints();
  }

  function buildInfoHtml(r){
    return `
      <div style="min-width:260px;">
        <div style="font-weight:700; font-size:14px;">
          ${r.di_customer_name || ''} 
          <span style="color:#666;">(#${r.di_order_seq} ${r.di_accountno || ''})</span>
        </div>

        <div class="small text-muted" style="margin-top:2px;">
          ${r.di_city || ''}
        </div>

        <div style="margin-top:6px;">
          ${r.di_address || ''} ${r.di_postal || ''}
        </div>

        ${r.di_request_note ? `
          <div style="margin-top:8px; padding-top:6px; border-top:1px solid #eee;">
            ${r.di_request_note}
          </div>
        ` : ``}
      </div>
    `;
  }

  $('#iwMapDate').on('change', function(){
    saveMapControls();
    resetTrialSelectionUI()
    loadDailyInstallPoints();
  });

  $(document).on('change', 'input[name="driver"]', function () {
    saveMapControls();
    resetTrialSelectionUI()
    loadDailyInstallPoints();
  });

  $(document).on('change', 'input[name="kw_category[]"]', function () {
    searchWaitlist();
  });

  function resetTrialSelectionUI() {
    // trial 데이터 초기화
    iwTrialRows = {};
    isChanged = false;
    updateConfirmButton();

    // 왼쪽 wait-card에서 trial-selected 제거
    document.querySelectorAll('.wait-card.trial-selected').forEach(el => {
      el.classList.remove('trial-selected');
    });
  }

  $('#filterTwoPerson').on('click', function () {
    const active = $(this).attr('data-active') === '1';

    if (active) {
      $(this)
        .removeClass('btn-dark text-white')
        .addClass('btn-outline-dark')
        .attr('data-active', '0');
      $('#kw_two_person').val('');
    } else {
      $(this)
        .removeClass('btn-outline-dark')
        .addClass('btn-dark text-white')
        .attr('data-active', '1');
      $('#kw_two_person').val('1');
    }

    searchWaitlist();
  });

  $('#kw_draft, #kw_waiting, #kw_assigned').on('change', function () {
    searchWaitlist();
  });

  function loadDailyInstallPoints(){
    // 날짜
    const input = document.getElementById('iwMapDate');
    let di_install_date = input.value;

    // 비어 있으면 기본값 세팅
    if (!di_install_date && !iwMapInitialized) {
      const nextBiz = getNextBusinessDate();
      di_install_date = formatDate(nextBiz);
      input.value = di_install_date;
    }
    iwMapInitialized = true;

    // 드라이버
    const di_driver_uid   = getSelectedDriverUid();
    //clearMarkers();
    api('inq_daily_install_points', { di_install_date, di_driver_uid }, res => {
      iwDailyRows = res || [];
      redrawRightPanel();

      // Assign 버튼
      baseState = getCurrentState();
      recalcChanged(); // isChanged = false, Assign 비활성
    });
  }

  function drawInstallMap(rows){
    // 항상 먼저 기존 마커 정리
    clearMarkers();
    if (!rows || !rows.length) {
      return;
    }

    const bounds = new google.maps.LatLngBounds();

    rows.forEach(r => {
      if (!r.di_lat || !r.di_lng) return;

      const pos = { lat:+r.di_lat, lng:+r.di_lng };
      bounds.extend(pos);

      const pin = new google.maps.marker.PinElement({
        glyphText: String(r.di_order_seq || ''),
        background: r.is_trial ? '#fff3cd' : '#0d6efd',
        borderColor: r.is_trial ? '#ffc107' : '#0d6efd',
        glyphColor: r.is_trial ? '#856404' : '#ffffff'
      });

      const marker = new google.maps.marker.AdvancedMarkerElement({
        map: iwMap,
        position: pos,
        content: createFlagMarker({
          order: r.di_order_seq,
          jobType: r.di_work_type,
          isTrial: r.is_trial
        })
      });
      marker.__di_uid = r.di_uid;
      iwMarkers.push(marker);

      marker.addListener('gmp-click', () => {
        iwInfo.setContent(buildInfoHtml(r));
        iwInfo.open({ map: iwMap, anchor: marker });
      });

    });

    safeFitBounds(bounds);
  }

  function drawInstallList(rows){
    const tbody = document.getElementById('iwListBody');
    tbody.innerHTML = '';

    if (!rows.length) {
      tbody.innerHTML = `
        <tr>
          <td colspan="8" class="text-center text-muted py-4">
            No assigned installs
          </td>
        </tr>
      `;
      return;
    }

    rows.forEach(r => {
      const tr = document.createElement('tr');
      tr.dataset.address = r.di_address || '';
      tr.dataset.city = r.di_city || '';
      tr.dataset.postal = r.di_postal || '';
      tr.dataset.isTrial  = r.is_trial ? '1' : '0';
      tr.dataset.iwUid = r.is_trial ? (r.iw_uid || '') : (r.di_wait_uid || '');
      // assigned row 전용
      tr.dataset.diUid = r.di_uid || '';
      tr.dataset.orderSeq = r.di_order_seq || '';
      if (r.is_trial) {
        tr.classList.add('table-warning');
      }
      tr.innerHTML = `
        <td class="iw-drag-handle" style="cursor:grab;">
          ${r.is_trial ? '' : `
            <label class="iw-checkbox-wrap">
              <input type="checkbox" class="iw-checkbox" value="${r.di_uid}">
              <span class="iw-checkbox-box"></span>
            </label>
            ${r.di_lock_date == 1 ? '<i class="bi bi-lock text-secondary" title="Preferred Date"></i>' : ''}
          `}
        </td>
        <td class="iw-drag-handle" style="cursor:grab;">${r.di_order_seq}</td>
        <td style="max-width: 220px;">
          <span class="text-muted me-2" title="Drag to reorder">
          ${r.di_accountno || ''}</span>
          <span style="cursor:grab;" class="iw-drag-handle iw-name" title="${r.di_customer_name || ''}">
            <b>${r.di_customer_name || ''}</b>
          </span>
        </td>
        <td>${r.di_customer_driver_initial}</td>
        <td class="iw-drag-handle" style="cursor:grab;">${r.di_address || ''}<br><span class="text-muted small">${r.di_city || ''}</span></td>
        <td><span class="badge ${getWorkTypeBadge(r.di_work_type)}" title="${r.di_work_type || ''}"> ${(r.di_work_type || '').substring(0, 2)}</span></td>
        <td>${renderContainerSummary(r.pickup_d_cnt, r.pickup_b_cnt)}</td>
        <td>${renderContainerSummary(r.install_d_cnt, r.install_b_cnt)}</td>
        <td class="text-center">${r.is_trial ? '' : `
          <button class="btn btn-sm btn-outline-secondary btn-edit-install-wait" data-iw-uid="${tr.dataset.iwUid || ''}" title="Edit assigned work"> <i class="bi bi-pencil-square"></i></button>
          <button class="btn btn-sm btn-outline-danger btn-unassign" title="Remove from schedule"> <i class="bi bi-dash-circle"></i></button>
          `}</td>
      `;

      const tooltipHtml = `
        <div class="mb-1">
          <strong>Req</strong><br>
          <small>${r.di_request_note || '-'}</small>
        </div>

        <div class="mb-1">
          <br><strong>CS</strong><br>
          <small>${r.di_cs_note || '-'}</small>
        </div>

        <div>
          <br><strong>Work</strong><br>
          <small>${r.di_work_note || '-'}</small>
        </div>
      `;

      tr.setAttribute('data-bs-toggle', 'tooltip');
      tr.setAttribute('data-bs-html', 'true');
      tr.setAttribute('title', tooltipHtml);

      tr.style.cursor = 'pointer';
      //tr.onclick = () => focusMapMarker(r.di_uid);
      tbody.appendChild(tr);
      bindCheckboxEvents();
    });
    bindCheckboxEvents();
    updateModifyButtonState();
    initInstallListSortable();
    initTooltips();
  }

  function initTooltips() {
    const tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'));

    tooltipTriggerList.forEach(el => {
      new bootstrap.Tooltip(el, {
        placement: 'auto',
        boundary: 'window'
      });
    });
  }

  function safeFitBounds(bounds, tryCount = 0) {
    const el = document.getElementById('iwMapCanvas');
    const w = el?.offsetWidth || 0;
    const h = el?.offsetHeight || 0;

    //
    if (w > 0 && h > 0) {
      iwMap.fitBounds(bounds);
      return;
    }

    // 너무 오래 끌면 UX 안 좋으니 제한
    if (tryCount >= 10) {
      return;
    }

    // 다음 프레임에 재시도
    requestAnimationFrame(() => safeFitBounds(bounds, tryCount + 1));
  }

  function isMapVisible() {
    const viewMap = document.getElementById('view-map');
    const canvas = document.getElementById('iwMapCanvas');
    if (!viewMap || !canvas) return false;

    // d-none이면 숨김
    if (viewMap.classList.contains('d-none')) return false;

    // 실제 사이즈 체크
    return canvas.offsetWidth > 0 && canvas.offsetHeight > 0;
  }

  function getWorkTypeBadge(work) {
    switch ((work || '').toUpperCase()) {
      case 'INSTALL':
        return 'bg-success text-white';
      case 'PICKUP':
        return 'bg-danger text-white';
      case 'EXCHANGE':
        return 'bg-warning text-dark';
      case 'RELOCATE':
        return 'bg-info text-dark';
      case 'CLEAN':
        return 'bg-primary text-white';
      default:
        return 'bg-secondary text-white';
    }
  }

  function getNextBusinessDate(startDate = new Date()) {
    const d = new Date(startDate);
    d.setDate(d.getDate() + 1);

    // 토(6), 일(0) 제외
    while (d.getDay() === 0 || d.getDay() === 6) {
      d.setDate(d.getDate() + 1);
    }

    return d;
  }

  function parseDate(str) {
    const [y, m, d] = str.split('-').map(Number);
    return new Date(y, m - 1, d);
  }

  function formatDate(d) {
    const y = d.getFullYear();
    const m = String(d.getMonth() + 1).padStart(2, '0');
    const day = String(d.getDate()).padStart(2, '0');
    return `${y}-${m}-${day}`;
  }

  function moveBusinessDate(date, diffDays) {
    const d = new Date(date);
    let moved = 0;
    while (moved < Math.abs(diffDays)) {
      d.setDate(d.getDate() + Math.sign(diffDays));
      const day = d.getDay();
      if (day !== 0 && day !== 6) {
        moved++;
      }
    }
    return d;
  }

  function changeMapDate(diff) {
    const input = document.getElementById('iwMapDate');
    let val = input.value;

    // 값이 비어 있으면 기본값(다음 영업일)부터
    if (!val) {
      const base = getNextBusinessDate();
      val = formatDate(base);
    }

    const current = parseDate(val);
    const next = moveBusinessDate(current, diff);

    input.value = formatDate(next);

    // datepicker + 기존 change 로직 트리거
    $(input).trigger('change');
  }

  function getCurrentState() {
    const date = document.getElementById('iwMapDate').value;

    // trial 선택(존재) 상태: iw_uid 목록
    const trials = Object.values(iwTrialRows[date] || [])
      .map(w => String(w.iw_uid))
      .sort();

    // 현재 화면 순서/seq 상태: trial + existing 둘 다 수집
    const order = [];
    document.querySelectorAll('#iwListBody tr').forEach(tr => {
      const isTrial = tr.dataset.isTrial === '1';
      const seq = parseInt(tr.dataset.orderSeq, 10);

      if (!seq) return;

      if (isTrial) {
        const iw_uid = tr.dataset.iwUid;
        if (!iw_uid) return;
        order.push({ t: 'T', id: String(iw_uid), seq });
      } else {
        const di_uid = tr.dataset.diUid;
        if (!di_uid) return;
        order.push({ t: 'D', id: String(di_uid), seq });
      }
    });

    // 비교가 쉽게 정렬/직렬화 (순서 변경 감지하려면 seq 기준 정렬하면 안됨)
    // DOM 순서 그대로 유지
    return { trials, order };
  }

  function recalcChanged() {
    currentState = getCurrentState();
    isChanged = !isSameState(baseState, currentState);
    updateConfirmButton();
  }

  function updateConfirmButton() {
    const btn = document.getElementById('btnConfirmSchedule');
    btn.disabled = !isChanged;
  }

  function isSameState(a, b) {
    if (!a || !b) return false;
    if (a.trials.length !== b.trials.length) return false;
    for (let i = 0; i < a.trials.length; i++) {
      if (a.trials[i] !== b.trials[i]) return false;
    }
    if (a.order.length !== b.order.length) return false;
    for (let i = 0; i < a.order.length; i++) {
      const x = a.order[i], y = b.order[i];
      if (x.t !== y.t || x.id !== y.id || x.seq !== y.seq) return false;
    }
    return true;
  }


  // ◀ 하루 전
  document.querySelector('.btn-date-prev')?.addEventListener('click', () => {
    changeMapDate(-1);
  });

  // ▶ 하루 후
  document.querySelector('.btn-date-next')?.addEventListener('click', () => {
    changeMapDate(1);
  });

  function renderSummary(rows){
    let stops = rows.length;
    let pickupD = 0, pickupB = 0;
    let installD = 0, installB = 0;

    rows.forEach(r => {
      pickupD  += Number(r.pickup_d_cnt || 0);
      pickupB  += Number(r.pickup_b_cnt || 0);
      installD += Number(r.install_d_cnt || 0);
      installB += Number(r.install_b_cnt || 0);
    });

    document.getElementById('sumStops').innerText = `Stops: ${stops}`;
    document.getElementById('sumPickup').innerHTML = `Pickup: ${renderContainerSummary(pickupD, pickupB)}`;
    document.getElementById('sumInstall').innerHTML =`Install: ${renderContainerSummary(installD, installB)}`;
  }

  function renderContainerSummary(dCnt, bCnt){
    let html = '';

    if (dCnt > 0) {
      html += `<span class="me-2"><i class="bi bi-database-fill"></i> × ${dCnt}</span>`;
    }
    if (bCnt > 0) {
      html += `<span class="me-2"><i class="bi bi-archive-fill"></i> × ${bCnt}</span>`;
    }

    return html || '<span class="text-muted">–</span>';
  }

  function toggleTrialInstall(waitRow) {
    const date = document.getElementById('iwMapDate').value;

    if (!iwTrialRows[date]) {
      iwTrialRows[date] = [];
    }

    const idx = iwTrialRows[date].findIndex(w => w.iw_uid == waitRow.iw_uid);

    if (idx > -1) {
      iwTrialRows[date].splice(idx, 1);
    } else {
      iwTrialRows[date].push(waitRow);  // 순서 보존
    }

    redrawRightPanel();
    recalcChanged();
  }

  let pointGeocoder = null;
  function getPointGeocoder() {
    // google maps가 아직 준비 안 됐으면 null
    if (!window.google || !google.maps || !google.maps.Geocoder) return null;

    // 이미 만들었으면 재사용
    if (pointGeocoder) return pointGeocoder;

    // 이제 생성
    pointGeocoder = new google.maps.Geocoder();
    return pointGeocoder;
  }

  function redrawRightPanel() {
    const date = document.getElementById('iwMapDate').value;
    const realRows = iwDailyRows.slice(); // 실제 daily_install
    const trialRows = iwTrialRows[date] || [];
    const geocoder = getPointGeocoder(); 
    const trialConverted = trialRows.map((w, idx) => {

      // 기본 row (lat/lng 없어도 일단 생성)
      const row = {
        iw_uid: w.iw_uid,
        di_uid: `trial_${w.iw_uid}`, // 임시 uid
        di_order_seq: realRows.length + idx + 1,
        di_accountno: w.iw_accountno,
        di_customer_name: w.iw_customer_name,
        di_address: w.iw_address,
        di_city: w.iw_city,
        di_postal: w.iw_postal,
        di_lat: w.iw_lat,
        di_lng: w.iw_lng,
        di_work_type: w.iw_work_type,
        di_customer_driver_initial: w.iw_driver_initial || '',
        is_trial: true,

        pickup_d_cnt: w.pickup_d_cnt || 0,
        pickup_b_cnt: w.pickup_b_cnt || 0,
        install_d_cnt: w.install_d_cnt || 0,
        install_b_cnt: w.install_b_cnt || 0
      };

      // lat/lng 없으면 여기서 geocode
      if (!row.di_lat || !row.di_lng) {
        const fullAddress = [w.iw_address, w.iw_city, w.iw_postal].filter(Boolean).join(', ');

        if (fullAddress) {
          geocoder.geocode({ address: fullAddress }, (results, status) => {
            if (status === 'OK' && results[0]) {

              const loc = results[0].geometry.location;
              const lat = loc.lat();
              const lng = loc.lng();

              // 메모리 갱신 (다시 redraw될 때 사용)
              w.iw_lat = lat;
              w.iw_lng = lng;

              // 서버 저장
              api('update_waitlist_latlng', {
                iw_uid: w.iw_uid,
                lat: lat,
                lng: lng
              });

              // 지도 마커 즉시 반영 (있으면 이동)
              updateTrialMarkerPosition?.(w.iw_uid, lat, lng);

            } else {
              console.warn(
                '[Trial Geocode Failed]',
                w.iw_uid,
                fullAddress,
                status
              );
            }
          });
        }
      }

      return row;
    });

    const merged = realRows.concat(trialConverted);

    drawInstallMap(merged);
    drawInstallList(merged);
    renderSummary(merged);
  }

  function updateTrialMarkerPosition(iw_uid, lat, lng) {
    const di_uid = `trial_${iw_uid}`;
    const marker = iwMarkers.find(m => m.__di_uid === di_uid);

    if (marker) {
      marker.position = { lat: +lat, lng: +lng }; // AdvancedMarkerElement는 position 재할당 가능
    }
  }

  function isTrialSelected(iw_uid){
    const date = document.getElementById('iwMapDate').value;
    const list = iwTrialRows[date] || [];

    return list.some(w => String(w.iw_uid) === String(iw_uid));
  }

  function updateWaitCardState(iw_uid){
    const card = document.querySelector(`.wait-card[data-iw="${iw_uid}"]`);
    if (!card) return;

    card.classList.toggle('trial-selected', isTrialSelected(iw_uid));
  }
  // sorting
  let iwSortable = null;

  function initInstallListSortable() {
    const tbody = document.getElementById('iwListBody');
    if (!tbody) return;

    if (iwSortable) {
      iwSortable.destroy();
      iwSortable = null;
    }

    iwSortable = new Sortable(tbody, {
      animation: 150,
      handle: '.iw-drag-handle',
      draggable: 'tr',
      ghostClass: 'table-active',
      onEnd: function () {
        applyOrderSeqFromDom();
      }
    });
  }

  function bindCheckboxEvents() {
    document.querySelectorAll('.iw-checkbox').forEach(cb => {
      cb.addEventListener('change', function () {
        updateModifyButtonState();
      });
    });

    // 헤더 일괄 체크박스 (onchange 라 재바인딩 시 중복 안 됨)
    const checkAll = document.getElementById('iwCheckAll');
    if (checkAll) {
      checkAll.onchange = function () {
        const on = this.checked;
        document.querySelectorAll('.iw-checkbox').forEach(cb => {
          cb.checked = on;
        });
        updateModifyButtonState();
      };
    }
  }

  function syncCheckAllState() {
    const checkAll = document.getElementById('iwCheckAll');
    if (!checkAll) return;
 
    const boxes = document.querySelectorAll('.iw-checkbox');
    const checked = document.querySelectorAll('.iw-checkbox:checked');
 
    if (!boxes.length) {
      checkAll.checked = false;
      checkAll.indeterminate = false;
      return;
    }
 
    checkAll.checked = checked.length === boxes.length;
    checkAll.indeterminate = checked.length > 0 && checked.length < boxes.length;
  }

  function updateModifyButtonState() {
    const checked = document.querySelectorAll('.iw-checkbox:checked');
    const btn = document.getElementById('btnModifySchedule');

    if (!btn) return;

    btn.disabled = checked.length === 0;
  }

  function applyOrderSeqFromDom() {
    const trs = Array.from(document.querySelectorAll('#iwListBody tr'));
    if (!trs.length) return;

    const seqValues = trs
      .map(tr => parseInt(tr.dataset.orderSeq || '0', 10))
      .filter(v => v > 0);

    const startSeq = seqValues.length ? Math.min(...seqValues) : 1;

    trs.forEach((tr, idx) => {
      const newSeq = startSeq + idx;
      tr.dataset.orderSeq = String(newSeq);

      const tds = tr.querySelectorAll('td');
      const tdSeq = tds[1];
      if (tdSeq) tdSeq.textContent = newSeq;
    });

    recalcChanged();
  }

  function getCurrentOrderState() {
    const arr = [];
    document.querySelectorAll('#iwListBody tr').forEach(tr => {
      const seq = parseInt(tr.dataset.orderSeq || '0', 10);

      if (tr.dataset.isTrial === '1') {
        arr.push(`T:${tr.dataset.iwUid}:${seq}`);
      } else {
        arr.push(`D:${tr.dataset.diUid}:${seq}`);
      }
    });
    return arr.join('|');
  }

  // view_mode 토글에서 map으로 전환될 때 “흰 화면/깨짐” 방지
  // (구글맵은 숨겨진 div에서 init되면 사이즈 계산이 어긋날 때가 있음)
  document.querySelectorAll('input[name="view_mode"]').forEach(radio => {
    radio.addEventListener('change', function () {
      document.getElementById('view-map').classList.toggle('d-none', this.value !== 'map');
      document.getElementById('view-list').classList.toggle('d-none', this.value !== 'list');
      if (this.value === 'map' && iwMap) {
        setTimeout(() => google.maps.event.trigger(iwMap, 'resize'), 50);
      }
      saveMapControls();
    });
  });

  function getJobBiIcon(type){
    switch(type){
      case 'INSTALL':  return 'bi-plus-lg';
      case 'PICKUP':   return 'bi-dash-lg';
      case 'EXCHANGE': return 'bi-arrow-left-right';
      case 'RELOCATE': return 'bi-arrows-move';
      case 'CLEAN':    return 'bi-brush';
      default:         return '';
    }
  }

  function createFlagMarker({ order, jobType, isTrial }) {

    const wrap = document.createElement('div');
    wrap.className = 'flag-marker';

    wrap.style.background = isTrial ? '#7c7c7cff' : '#b30bb3ff';
    wrap.style.color = isTrial ? '#ffffff' : '#ffffff';
    wrap.style.setProperty('--flag-bg', isTrial ? '#7c7c7cff' : '#b30bb3ff');

    const iconClass = getJobBiIcon(jobType);

    wrap.innerHTML = `
      <div class="flag-body d-flex align-items-center gap-1">
        <span class="flag-order">${order}</span>
        ${iconClass ? `<i class="bi ${iconClass}"></i>` : ``}
      </div>
      <div class="flag-tail"></div>
    `;

    return wrap;
  }

  // 좌표 없을 때
  let iwGeocoder = null;
  function getIWGeocoder() {
    if (!iwGeocoder) {
      iwGeocoder = new google.maps.Geocoder();
    }
    return iwGeocoder;
  }

  // 스케줄에서 삭제
  document.getElementById('iwListBody').addEventListener('click', function (e) {
    const btn = e.target.closest('.btn-unassign');
    if (!btn) return;

    const tr = btn.closest('tr');
    const di_uid = [tr.dataset.diUid];

    if (!confirm('Remove this install from today’s schedule?')) {
      return;
    }

    unassignDailyInstall(di_uid);
  });

  function unassignDailyInstall(di_uids) {

    if (!di_uids.length) return;

    api(
      'unassign_daily_install',
      { di_uids },
      function (res) {
        if (!res || res.ok !== 1) {
          showPopupMessage(res?.msg || 'Failed to remove install', 'error', 1500);
          return;
        }

        showPopupMessage(res?.msg || 'Removed Successfully', 'success', 1500);

        const date = document.getElementById('iwMapDate').value;

        if (iwTrialRows[date]) {
          iwTrialRows[date] = [];
        }

        redrawRightPanel();
        recalcChanged();
        loadDailyInstallPoints();
        searchWaitlist();
      },
      function (xhr) {
        console.error(xhr);
        showPopupMessage('Server error while removing install', 'error', 1500);
      }
    );
  }

  function showPopupMessage(message, type = 'success', duration = 1200) {

    const body = document.querySelector('#myModalPopup .myModalPopup-body');
    if (!body) return;

    body.innerHTML = message;

    if (type === 'success') {
      body.style.backgroundColor = '#2A9B56';   // green
    } else {
      body.style.backgroundColor = '#FF8205';   // orange
    }

    $('#myModalPopup').modal('show');

    setTimeout(function () {
      $('#myModalPopup').modal('hide');
    }, duration);
  }

  // Submit 막기
  document.getElementById('waitlistSearchForm')?.addEventListener('submit', function(e){
    e.preventDefault();      // 페이지 이동 막기
    searchWaitlist();        // ajax 검색
  });

  // Assign 버튼
  document.getElementById('btnConfirmSchedule').onclick = () => {
    if (!isChanged) return;

    const btn = document.getElementById('btnConfirmSchedule');
    btn.disabled = true;

    const di_install_date = document.getElementById('iwMapDate').value;
    const di_driver_uid = getSelectedDriverUid();

    const trial_rows = [];
    const existing_rows = [];

    document.querySelectorAll('#iwListBody tr').forEach(tr => {
      const di_order_seq = parseInt(tr.dataset.orderSeq, 10);
      if (!di_order_seq) return;

      if (tr.dataset.isTrial === '1') {
        const iw_uid = tr.dataset.iwUid;
        if (!iw_uid) return;
        trial_rows.push({ iw_uid, di_order_seq });
      } else {
        const di_uid = tr.dataset.diUid; // 기존 row는 이게 있어야 함
        if (!di_uid) return;
        existing_rows.push({ di_uid, di_order_seq });
      }
    });

    // trial이 없어도 순서 변경만 저장하려면 confirm 가능해야 하니까
    if (!trial_rows.length && !existing_rows.length) {
      // alert('Nothing to confirm.');
      showPopupMessage('Nothing to confirm.', 'error', 1500);
      btn.disabled = false;
      return;
    }

    const payload = { di_install_date, di_driver_uid, trial_rows, existing_rows };

    api('confirm_daily_install', payload, function (res) {
        if (!res || res.ok !== 1) {
          //alert(res?.msg || 'Assign failed');
          showPopupMessage('Assign failed', 'error', 1500);
          btn.disabled = false;
          return;
        } else {
          showPopupMessage('Successfully Saved', 'success', 1000);
        }

        const date = document.getElementById('iwMapDate').value;
        iwTrialRows[date] = [];

        baseState = getCurrentState();
        recalcChanged();
        loadDailyInstallPoints();
        searchWaitlist();

        btn.disabled = false;
      },
      function (xhr) {
        console.error('Assign AJAX error:', xhr);
        //alert('Failed to confirm schedule.');
        showPopupMessage('Failed to confirm schedule.', 'error', 1500);
        btn.disabled = false;
      }
    );
  };
  // 시작
  initInstallMap();
</script>


<?php
// request by select box
$iwRequestByOptions = "<option value=\"Customer\">Customer</option>";

$sql_driver = "
  SELECT dr_uid, dr_initial
  FROM tbl_driver
  WHERE dr_status = 'A'
  ORDER BY dr_initial
";

$rmem = $jdb->nQuery($sql_driver, "Load driver list error");

while ($row = mysqli_fetch_assoc($rmem)) {
  $driveruid = $row['dr_uid'];
  $ini = htmlspecialchars(trim($row['dr_initial']));
  if ($ini === '') continue;

  $iwRequestByOptions .= "<option value=\"{$driveruid}\">{$ini}</option>";
}
?>

<script>
  window.IW_BINS = <?= json_encode($arrBin, JSON_UNESCAPED_UNICODE) ?>;
  window.IW_REQUEST_BY_OPTIONS = <?= json_encode($iwRequestByOptions) ?>;

  document.addEventListener('click', function (e) {
    // 1) DELETE
    const delBtn = e.target.closest('.btn-delete-install-wait');
    if (delBtn) {
      e.preventDefault();

      const iw_uid = delBtn.dataset.iwUid;
      if (!iw_uid) return showPopupMessage('Invalid install request', 'error', 1500); //alert('Invalid install request');

      if (!confirm('Delete this install request?')) return;

      delBtn.disabled = true;
      api('install_wait_delete', { iw_uid }, (res) => {
        delBtn.disabled = false;
        if (!res || !res.ok) return showPopupMessage(res?.msg || 'Delete failed', 'error', 1500); //alert(res?.msg || 'Delete failed');
        else showPopupMessage('Deleted successfully.', 'success', 1500);
        delBtn.closest('.wait-card')?.remove();
      });
      return;
    }

    // 2) EDIT
    const editBtn = e.target.closest('.btn-edit-install-wait');
    if (editBtn) {
      e.preventDefault();

      const iw_uid = editBtn.dataset.iwUid;
      if (!iw_uid) return showPopupMessage('Invalid install request', 'error', 1500); //alert('Invalid install request');

      openAddInstallWaitModal({ mode: 'edit', iw_uid });
      return;
    }

    const routeBtn = e.target.closest('#btnRouteSchedule');
    if (routeBtn) {
      e.preventDefault();

      openRoute();
      return;
    }

    // 3) WAIT CARD CLICK (trial toggle)
    const card = e.target.closest('.wait-card');
    if (!card) return;

    // 버튼/링크 클릭이면 카드 토글 로직 자체를 타지 않게 먼저 컷
    if (e.target.closest('a, button')) return;

    const status = (card.dataset.status || '').toUpperCase();
    if (status === 'DRAFT') {
      // showPopupMessage('Draft - Complete it first.', 'error', 1500);
      // 완료하세요 안내보다 완료하라고 창 띄우는게 나을 듯
      openAddInstallWaitModal({ mode: 'edit', iw_uid: card.dataset.iw });
      return;
    }

    const iw_uid = card.dataset.iw;
    if (!iw_uid) return;

    const waitRow = {
      iw_uid: iw_uid,
      iw_accountno: card.dataset.accountno || '',
      iw_customer_name: card.dataset.name || '',
      iw_work_type: card.dataset.jobType || '',
      iw_driver_initial: card.dataset.driver || '',
      iw_address: card.dataset.address || '',
      iw_city: card.dataset.city || '',
      iw_lat: card.dataset.lat ? Number(card.dataset.lat) : null,
      iw_lng: card.dataset.lng ? Number(card.dataset.lng) : null,
      pickup_d_cnt: parseInt(card.dataset.pickupD || 0),
      pickup_b_cnt: parseInt(card.dataset.pickupB || 0),
      install_d_cnt: parseInt(card.dataset.installD || 0),
      install_b_cnt: parseInt(card.dataset.installB || 0)
    };

    toggleTrialInstall(waitRow);
    updateWaitCardState(iw_uid);

  });

  // 일괄 수정
  function getSelectedDailyInstallIds() {
    return Array.from(document.querySelectorAll('.iw-checkbox:checked'))
      .map(cb => cb.value)
      .filter(Boolean);
  }

  function openUpdateInstallWaitModal() {
    const checkedIds = getSelectedDailyInstallIds();

    if (!checkedIds.length) {
      showPopupMessage('Select at least one schedule.', 'error', 1500);
      return;
    }

    const modalEl = document.getElementById('updateInstallWaitModal');

    // 선택 개수 / ids
    document.getElementById('updateInstallSelectedCount').textContent = `${checkedIds.length} selected`;
    document.getElementById('updateInstallSelectedIds').value = checkedIds.join(',');

    // 날짜: 현재 오른쪽 상단 날짜를 그대로 넣기
    const currentMapDate = document.getElementById('iwMapDate')?.value || '';
    const dateInput = document.getElementById('bulkUpdateInstallDate');
    if (dateInput) {
      dateInput.disabled = false;
      dateInput.value = currentMapDate;

      // datepicker 중복 방지 후 다시 붙이기
      if ($(dateInput).hasClass('hasDatepicker')) {
        $(dateInput).datepicker('destroy');
      }

      $(dateInput).datepicker({
        dateFormat: 'yy-mm-dd',
        changeMonth: true,
        changeYear: true
      });
    }

    // 드라이버
    const currentDriverRadio = document.querySelector('input[name="driver"]:checked');
    const currentDriverUid = currentDriverRadio?.value || '';
    const driverSelect = document.getElementById('bulkUpdateDriverUid');
    if (driverSelect) {
      driverSelect.value = String(currentDriverUid);
    }

    const modal = bootstrap.Modal.getOrCreateInstance(modalEl);
    modal.show();
  }

  document.getElementById('btnModifySchedule')?.addEventListener('click', function () {
    openUpdateInstallWaitModal();
  });

  function submitBulkUpdateInstall() {
    const ids = (document.getElementById('updateInstallSelectedIds')?.value || '')
      .split(',')
      .map(v => v.trim())
      .filter(Boolean);

    if (!ids.length) {
      showPopupMessage('No selected schedule.', 'error', 1500);
      return;
    }

    const di_install_date = document.getElementById('bulkUpdateInstallDate')?.value || '';
    const di_driver_uid = document.getElementById('bulkUpdateDriverUid')?.value || '';

    if (!di_install_date || !di_driver_uid) {
      showPopupMessage('Choose date and driver.', 'error', 1500);
      return;
    }

    api('bulk_update_daily_install', {
      di_uids: ids,
      di_install_date,
      di_driver_uid
    }, function (res) {
      if (!res || res.ok !== 1) {
        showPopupMessage(res?.msg || 'Bulk update failed', 'error', 1500);
        return;
      }

      bootstrap.Modal.getInstance(document.getElementById('updateInstallWaitModal'))?.hide();

      showPopupMessage(res?.msg || 'Updated successfully', 'success', 1200);

      const date = document.getElementById('iwMapDate').value;
      if (iwTrialRows[date]) {
        iwTrialRows[date] = [];
      }

      redrawRightPanel();
      recalcChanged();
      loadDailyInstallPoints();
      searchWaitlist();
    }, function (xhr) {
      console.error(xhr);
      showPopupMessage('Server error while updating schedules', 'error', 1500);
    });
  }

  document.addEventListener('click', function (e) {
    const btn = e.target.closest('#btnBulkUpdate');
    if (!btn) return;

    submitBulkUpdateInstall();
  });

  document.addEventListener('click', function (e) {
    const btn = e.target.closest('#btnBulkDelete');
    if (!btn) return;

    const ids = getSelectedDailyInstallIds();

    if (!confirm('Remove selected installs from today’s schedule?')) {
      return;
    }

    bootstrap.Modal.getInstance(document.getElementById('updateInstallWaitModal'))?.hide();

    unassignDailyInstall(ids);
  });

  function previewPopup() {
      const startDate = '<?= date('Y-m-d') ?>';
      const endDate   = '<?= date('Y-m-d', strtotime('+6 days')) ?>';

      const url =
          `/lib/install_preview_popup.php` +
          `?startDate=${startDate}` +
          `&endDate=${endDate}`;

      window.open(
          url,
          "installPreviewPopup",
          "width=1400,height=900,resizable=yes,scrollbars=yes"
      );
  }
</script>
<script src="/js/install_wait_modal.js?v=<?=time()?>"></script>
<script src="/js/customer_image.js?v=<?=time()?>"></script>

<!-- add modal -->
<div class="modal fade" id="addInstallWaitModal" tabindex="-1" aria-hidden="true">
  <div class="modal-dialog modal-xl modal-dialog-centered modal-dialog-scrollable">
    <div class="modal-content">

      <div class="modal-header">
        <h5 class="modal-title">
          Add Install Wait List
        </h5>
        <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
      </div>

      <div class="modal-body p-0">
        <!-- ajax loaded -->
      </div>

    </div>
  </div>
</div>

<!-- update modal -->
<div class="modal fade" id="updateInstallWaitModal" tabindex="-1" aria-hidden="true">
  <div class="modal-dialog modal-md modal-dialog-centered">
    <div class="modal-content">

      <div class="modal-header">
        <h5 class="modal-title">
          Update Schedule
        </h5>
        <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
      </div>

      <div class="modal-body" style="padding: 1.25rem;">
        <div class="text-muted small" id="updateInstallSelectedCount">0 selected</div>
        <input type="hidden" id="updateInstallSelectedIds" value="">

        <div>
          <table class="tb-info-box">
            <tr>
              <td class="td-title-info">Install Date</td>
              <td class="td-text-info">
                <input type="text" id="bulkUpdateInstallDate" class="form-control form-control-sm date-picker-form" style="max-height:20px; margin:0px;" autocomplete="off" placeholder="<?=date('Y-m-d')?>" readonly>
              </td>
            </tr>
            <tr>
              <td class="td-title-info">Driver</td>
              <td class="td-text-info">
                <select id="bulkUpdateDriverUid" class="form-select">
                  <?php foreach ($drivers as $d): ?>
                    <option value="<?=$d['dr_uid']?>"><?=htmlspecialchars($d['dr_initial'])?></option>
                  <?php endforeach; ?>
                </select>
              </td>
            </tr>
          </table>
        </div>

      </div>

      <div class="d-flex modal-footer gap-2">
        <button id="btnBulkDelete" class="btn btn-outline-danger">
          Delete
        </button>

        <button id="btnBulkUpdate" class="btn btn-success">
          Update
        </button>

        <button class="btn btn-outline-secondary" data-bs-dismiss="modal">
          Cancel
        </button>
      </div>

    </div>
  </div>
</div>

<!-- image modal -->
<div class="modal fade" id="customerImageModal" tabindex="-1">
  <div class="modal-dialog modal-xl modal-dialog-scrollable">
    <div class="modal-content">

      <div class="modal-header">
        <h5 class="modal-title">
          <i class="bi bi-image"></i> Customer Images
        </h5>
        <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
      </div>

      <div class="modal-body" id="customerImageModalBody">
        <div class="text-center text-muted py-5">
          Loading images...
        </div>
      </div>

    </div>
  </div>
</div>

<!-- message modal -->
<div class="modal fade" id="myModalPopup" tabindex="-1" role="dialog" aria-labelledby="myModalPopup" style="opacity: 0.5; padding-right: 0px !important;">
  <div class="modal-dialog modal-dialog-centered modal-xl" role="document">
      <div class="modal-content" style="background-color:#2A9B56 !important; max-width:260px; margin: 0 auto;">
        <div class="myModalPopup-body" style="text-align: center; border-radius: 5px; max-height:60px;	font-size:18px; background-color:#2A9B56; color: #FFFFFF; font-weight: bold;padding:0.5em 1em; ">
        </div>     	
      </div>
  </div>
</div>