@extends('layouts.site')

@section('content')
<section class="wrapper bg-[#f0f7ff] py-12">
  <div class="container px-4">
    <div class="max-w-7xl mx-auto">
      
      <!-- Welcome Section -->
      @include('front.career.partials.welcome')

      <!-- Statistics Section -->
      @include('front.career.partials.stats')

      <!-- Tab Switcher Menu -->
      <div class="bg-white rounded-3xl p-4 shadow-xl border border-slate-100/50 mb-8">
        <div class="flex flex-col sm:flex-row gap-3" role="tablist">
          <button type="button" role="tab" aria-selected="true" data-tab-target="gantt-chart" class="admin-tab-btn active flex-1 flex items-center justify-center gap-3 py-4 px-6 rounded-2xl text-center font-bold text-sm transition-all border border-transparent cursor-pointer">
            <i class="uil uil-schedule text-lg"></i>
            <span>Gantt Şeması ve Takvimi</span>
          </button>
          
          <button type="button" role="tab" aria-selected="false" data-tab-target="intern-list" class="admin-tab-btn flex-1 flex items-center justify-center gap-3 py-4 px-6 rounded-2xl text-center font-bold text-sm transition-all border border-transparent text-slate-600 hover:bg-slate-50 cursor-pointer">
            <i class="uil uil-list-ul text-lg"></i>
            <span>Stajyer Listesi ve Detaylı Takip</span>
          </button>
        </div>
      </div>

      <!-- Tab Panels -->
      <div id="gantt-chart-panel" class="admin-tab-panel space-y-6">
        @include('front.career.partials.gantt')
      </div>

      <div id="intern-list-panel" class="admin-tab-panel hidden space-y-6">
        @include('front.career.partials.list')
      </div>

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

@include('front.career.partials.guide_modal')
<!-- Intern Journal Tracking & Approval Modal -->
<div id="intern-journal-modal" class="fixed inset-0 z-[9998] hidden items-center justify-center bg-slate-900/60 backdrop-blur-sm transition-opacity duration-300">
  <div class="bg-white rounded-3xl shadow-2xl border border-slate-100 max-w-4xl w-full mx-4 overflow-hidden transform scale-95 opacity-0 transition-all duration-300 flex flex-col max-h-[90vh]">
    <!-- Header -->
    <div class="px-6 py-4 bg-gradient-to-r from-blue-50 to-indigo-50/30 border-b border-slate-100 flex items-center justify-between flex-shrink-0">
      <div>
        <h4 id="ijm-name" class="font-bold text-slate-800 text-lg">Stajyer Defteri ve İnceleme</h4>
        <p id="ijm-meta" class="text-xs text-slate-500 font-semibold mt-0.5"></p>
      </div>
      <button type="button" onclick="closeInternJournalModal()" class="text-slate-400 hover:text-slate-600 transition-colors p-1.5 rounded-full hover:bg-slate-100/80">
        <svg class="w-5 h-5" fill="none" stroke="currentColor" stroke-width="2.5" viewBox="0 0 24 24"><path d="M6 18L18 6M6 6l12 12"/></svg>
      </button>
    </div>
    
    <!-- Body -->
    <div class="flex-grow p-6 overflow-y-auto no-scrollbar grid grid-cols-1 md:grid-cols-12 gap-6">
      
      <!-- Left Sidebar: Progress & General Approvals (col-span-4) -->
      <div class="md:col-span-4 space-y-6">
        
        <!-- Progress Bar Card -->
        <div class="bg-slate-50 rounded-2xl p-5 border border-slate-200/50">
          <h5 class="font-bold text-slate-700 text-xs uppercase tracking-wider mb-4 flex items-center gap-1.5">
            <i class="uil uil-chart-bar text-blue-600"></i>
            <span>Staj İlerlemesi</span>
          </h5>
          
          <!-- Journal Filling Progress -->
          <div class="space-y-2 mb-4">
            <div class="flex justify-between text-xs font-bold">
              <span class="text-slate-500">Defter Doldurma</span>
              <span id="ijm-fill-text" class="text-slate-700">0 / 0 Gün</span>
            </div>
            <div class="w-full bg-slate-200 h-2.5 rounded-full overflow-hidden">
              <div id="ijm-fill-progress" class="bg-blue-600 h-full rounded-full transition-all duration-500" style="width: 0%"></div>
            </div>
          </div>

          <!-- Journal Approval Progress -->
          <div class="space-y-2">
            <div class="flex justify-between text-xs font-bold">
              <span class="text-slate-500">Onaylı Günler</span>
              <span id="ijm-approved-text" class="text-slate-700">0 / 0 Gün</span>
            </div>
            <div class="w-full bg-slate-200 h-2.5 rounded-full overflow-hidden">
              <div id="ijm-approved-progress" class="bg-emerald-500 h-full rounded-full transition-all duration-500" style="width: 0%"></div>
            </div>
          </div>
        </div>

        <!-- Overall Signatures Card -->
        <div class="bg-slate-50 rounded-2xl p-5 border border-slate-200/50 space-y-4">
          <h5 class="font-bold text-slate-700 text-xs uppercase tracking-wider flex items-center gap-1.5">
            <i class="uil uil-signature text-indigo-600"></i>
            <span>Resmi Onaylar / İmzalar</span>
          </h5>

          <!-- Supervisor Signature -->
          <div class="p-3 bg-white rounded-xl border border-slate-100 flex flex-col gap-2">
            <div class="flex items-center justify-between">
              <span class="text-xs font-bold text-slate-600">Sorumlu İmzası</span>
              <button type="button" id="ijm-btn-supervisor" onclick="toggleNotebookSignature('supervisor')" class="px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border transition-all"></button>
            </div>
            <div class="text-[10px] text-slate-400 font-semibold" id="ijm-text-supervisor">İmzalanmadı</div>
          </div>

          <!-- Unit Signature -->
          <div class="p-3 bg-white rounded-xl border border-slate-100 flex flex-col gap-2">
            <div class="flex items-center justify-between">
              <span class="text-xs font-bold text-slate-600">Birim Sorumlu İmzası</span>
              <button type="button" id="ijm-btn-unit" onclick="toggleNotebookSignature('unit')" class="px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border transition-all"></button>
            </div>
            <div class="text-[10px] text-slate-400 font-semibold" id="ijm-text-unit">İmzalanmadı</div>
          </div>

          <!-- Notebook Approved -->
          <div class="p-3 bg-white rounded-xl border border-slate-100 flex flex-col gap-2">
            <div class="flex items-center justify-between">
              <span class="text-xs font-bold text-slate-600">Genel Defter Onayı</span>
              <button type="button" id="ijm-btn-approved" onclick="toggleNotebookSignature('approved')" class="px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border transition-all"></button>
            </div>
            <div class="text-[10px] text-slate-400 font-semibold" id="ijm-text-approved">Onaylanmadı</div>
          </div>
        </div>

      </div>

      <!-- Right Section: Carousel & Navigation (col-span-8) -->
      <div class="md:col-span-8 flex flex-col space-y-4">
        
        <!-- Carousel Controls -->
        <div class="bg-slate-50 p-4 rounded-2xl border border-slate-200/50 flex items-center justify-between gap-3">
          <button type="button" onclick="prevSlide()" class="p-2 bg-white hover:bg-slate-100 border border-slate-200 text-slate-600 hover:text-slate-900 rounded-xl transition-all flex items-center justify-center cursor-pointer">
            <svg class="w-5 h-5" fill="none" stroke="currentColor" stroke-width="2.5" viewBox="0 0 24 24"><path d="M15 19l-7-7 7-7"/></svg>
          </button>
          
          <div class="flex-grow flex items-center justify-center gap-3">
            <span id="ijm-day-indicator" class="text-sm font-extrabold text-blue-600 bg-blue-50 px-3 py-1.5 rounded-xl">Gün: 0 / 0</span>
            
            <!-- Quick Day Dropdown -->
            <select id="ijm-day-select" onchange="goToSlide(this.value)" class="text-xs font-semibold text-slate-700 bg-white border border-slate-200 rounded-xl px-2.5 py-1.5 focus:outline-none focus:border-blue-400">
              <!-- Options loaded dynamically -->
            </select>
          </div>

          <button type="button" onclick="nextSlide()" class="p-2 bg-white hover:bg-slate-100 border border-slate-200 text-slate-600 hover:text-slate-900 rounded-xl transition-all flex items-center justify-center cursor-pointer">
            <svg class="w-5 h-5" fill="none" stroke="currentColor" stroke-width="2.5" viewBox="0 0 24 24"><path d="M9 5l7 7-7 7"/></svg>
          </button>
        </div>

        <!-- Carousel Slide Container -->
        <div class="bg-white rounded-2xl border border-slate-100 p-6 flex-grow flex flex-col shadow-sm min-h-[300px]">
          <!-- Day Title & Date -->
          <div class="flex items-center justify-between pb-3 border-b border-slate-100 mb-4 flex-shrink-0">
            <div>
              <span id="ijm-slide-title" class="text-sm font-extrabold text-slate-800">Seçili Gün</span>
              <span id="ijm-slide-date" class="text-xs font-semibold text-slate-400 ml-2"></span>
            </div>
            <div id="ijm-slide-retroactive">
              <!-- Retroactive badge -->
            </div>
          </div>

          <!-- Slide Content (Rich text HTML) -->
          <div class="flex-grow overflow-y-auto no-scrollbar prose max-w-none text-slate-700 leading-relaxed text-sm" style="max-height: 250px;">
            <div id="ijm-slide-content">
              <!-- Day content loaded here -->
            </div>
          </div>

          <!-- Slide Actions / Daily approval status -->
          <div class="pt-4 border-t border-slate-100 flex items-center justify-between mt-4 flex-shrink-0">
            <div id="ijm-slide-status-badge">
              <!-- Status badge -->
            </div>
            <button type="button" id="ijm-slide-action-btn" onclick="toggleActiveDayApproval()" class="px-4 py-2 text-white bg-blue-600 hover:bg-blue-700 rounded-xl font-bold text-xs shadow-lg shadow-blue-500/20 transition-all cursor-pointer">
              Onayla
            </button>
          </div>
        </div>

      </div>

    </div>

    <!-- Footer -->
    <div class="px-6 py-4 bg-slate-50 border-t border-slate-100 flex items-center justify-end flex-shrink-0">
      <button type="button" onclick="closeInternJournalModal()" class="px-5 py-2.5 bg-slate-800 hover:bg-slate-900 text-white font-bold rounded-xl text-xs transition-colors shadow-md cursor-pointer">Kapat</button>
    </div>
  </div>
</div>

@push('styles')
<style>
  .admin-tab-btn {
    transition: all 0.2s ease-in-out;
  }
  .admin-tab-btn:hover:not(.active) {
    background-color: #f8fafc;
  }
  .admin-tab-btn.active {
    background-color: #eff6ff;
    border-color: #dbeafe;
    color: #1e40af !important;
  }
</style>
@endpush

@push('scripts')
<script>
  let currentInternId = null;
  let journalEntries = [];
  let activeSlideIndex = 0;
  let isUpdatingSignature = false;
  let isUpdatingDayApproval = false;

  function openInternJournalModal(internId) {
    currentInternId = internId;
    activeSlideIndex = 0;
    
    const modal = document.getElementById('intern-journal-modal');
    if (!modal) return;
    
    modal.classList.remove('hidden');
    modal.classList.add('flex');
    
    // Animate open
    const card = modal.querySelector('.max-w-4xl');
    if (card) {
      setTimeout(() => {
        card.classList.remove('scale-95', 'opacity-0');
        card.classList.add('scale-100', 'opacity-100');
      }, 50);
    }

    loadInternJournalDetails(internId);
  }

  function closeInternJournalModal() {
    const modal = document.getElementById('intern-journal-modal');
    if (!modal) return;
    
    const card = modal.querySelector('.max-w-4xl');
    if (card) {
      card.classList.remove('scale-100', 'opacity-100');
      card.classList.add('scale-95', 'opacity-0');
    }
    setTimeout(() => {
      modal.classList.add('hidden');
      modal.classList.remove('flex');
    }, 200);
  }

  function loadInternJournalDetails(internId) {
    const slideContent = document.getElementById('ijm-slide-content');
    if (slideContent) {
      slideContent.innerHTML = `
        <div class="flex items-center justify-center p-12">
          <div class="animate-spin rounded-full h-8 w-8 border-b-2 border-blue-600"></div>
        </div>
      `;
    }

    fetch(`/stajyer/admin/journal-details?intern_id=${internId}`)
      .then(res => res.json())
      .then(data => {
        if (!data.success) {
          alert(data.message || 'Veriler yüklenemedi.');
          closeInternJournalModal();
          return;
        }

        // Set Header details
        const nameEl = document.getElementById('ijm-name');
        if (nameEl) nameEl.textContent = data.intern.name;
        
        let startF = data.intern.start_date ? formatDateStr(data.intern.start_date) : '-';
        let endF = data.intern.end_date ? formatDateStr(data.intern.end_date) : '-';
        const metaEl = document.getElementById('ijm-meta');
        if (metaEl) metaEl.textContent = `${startF} - ${endF} (${data.intern.total_days} İş Günü)`;

        // Setup Progress Bars
        const fillPercent = data.intern.total_days > 0 ? (data.intern.filled_days / data.intern.total_days) * 100 : 0;
        const fillTextEl = document.getElementById('ijm-fill-text');
        if (fillTextEl) fillTextEl.textContent = `${data.intern.filled_days} / ${data.intern.total_days} Gün`;
        const fillBarEl = document.getElementById('ijm-fill-progress');
        if (fillBarEl) fillBarEl.style.width = `${fillPercent}%`;

        // Approved days count
        let approvedDaysCount = 0;
        data.entries.forEach(e => {
          if (e.filled && e.supervisor_approved) {
            approvedDaysCount++;
          }
        });
        const approvedPercent = data.intern.total_days > 0 ? (approvedDaysCount / data.intern.total_days) * 100 : 0;
        const appTextEl = document.getElementById('ijm-approved-text');
        if (appTextEl) appTextEl.textContent = `${approvedDaysCount} / ${data.intern.total_days} Gün`;
        const appBarEl = document.getElementById('ijm-approved-progress');
        if (appBarEl) appBarEl.style.width = `${approvedPercent}%`;

        // Setup Signatures
        updateSignatureUI('supervisor', data.intern.notebook_supervisor_signed, data.intern.notebook_supervisor_name);
        updateSignatureUI('unit', data.intern.notebook_unit_signed, data.intern.notebook_unit_name);
        updateSignatureUI('approved', data.intern.notebook_approved, null);

        // Setup carousel slide data
        journalEntries = data.entries;
        
        // Setup dropdown
        const select = document.getElementById('ijm-day-select');
        if (select) {
          select.innerHTML = '';
          journalEntries.forEach((entry, idx) => {
            const opt = document.createElement('option');
            opt.value = idx;
            opt.textContent = `${entry.day_number}. Gün (${entry.formatted_date})` + (entry.filled ? ' [DOLU]' : ' [BOŞ]');
            select.appendChild(opt);
          });
        }

        // Set total indicator text
        const indEl = document.getElementById('ijm-day-indicator');
        if (indEl) indEl.textContent = `Gün: 1 / ${journalEntries.length}`;
        
        // Render first slide
        renderSlide(0);
      })
      .catch(err => {
        console.error(err);
        alert('Staj detayları yüklenirken bir hata oluştu.');
        closeInternJournalModal();
      });
  }

  function formatDateStr(dateStr) {
    if (!dateStr) return '';
    const parts = dateStr.split('-');
    if (parts.length === 3) {
      return `${parts[2]}.${parts[1]}.${parts[0]}`;
    }
    return dateStr;
  }

  function updateSignatureUI(type, signed, name) {
    const btn = document.getElementById(`ijm-btn-${type}`);
    const label = document.getElementById(`ijm-text-${type}`);
    if (!btn || !label) return;
    
    if (type === 'supervisor') {
      if (signed) {
        btn.textContent = "İmzayı Kaldır";
        btn.className = "px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border border-rose-200 bg-rose-50 text-rose-600 hover:bg-rose-100 transition-all cursor-pointer";
        label.innerHTML = `<span class="text-green-600 font-extrabold"><i class="uil uil-check-circle mr-0.5"></i>İmzaladı: ${name || ''}</span>`;
      } else {
        btn.textContent = "İmzala";
        btn.className = "px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border border-indigo-200 bg-indigo-50 text-indigo-600 hover:bg-indigo-100 transition-all cursor-pointer";
        label.textContent = "İmzalanmadı";
      }
    } else if (type === 'unit') {
      if (signed) {
        btn.textContent = "İmzayı Kaldır";
        btn.className = "px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border border-rose-200 bg-rose-50 text-rose-600 hover:bg-rose-100 transition-all cursor-pointer";
        label.innerHTML = `<span class="text-green-600 font-extrabold"><i class="uil uil-check-circle mr-0.5"></i>İmzaladı: ${name || ''}</span>`;
      } else {
        btn.textContent = "İmzala";
        btn.className = "px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border border-indigo-200 bg-indigo-50 text-indigo-600 hover:bg-indigo-100 transition-all cursor-pointer";
        label.textContent = "İmzalanmadı";
      }
    } else if (type === 'approved') {
      if (signed) {
        btn.textContent = "Onayı Kaldır";
        btn.className = "px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border border-rose-200 bg-rose-50 text-rose-600 hover:bg-rose-100 transition-all cursor-pointer";
        label.innerHTML = `<span class="text-green-600 font-extrabold"><i class="uil uil-check-circle mr-0.5"></i>Defter Onaylandı</span>`;
      } else {
        btn.textContent = "Onayla";
        btn.className = "px-2.5 py-1 text-[10px] font-extrabold uppercase rounded-lg border border-emerald-200 bg-emerald-50 text-emerald-600 hover:bg-emerald-100 transition-all cursor-pointer";
        label.textContent = "Onaylanmadı";
      }
    }
  }

  function toggleNotebookSignature(type) {
    if (isUpdatingSignature) return;
    
    // Get current state
    const btn = document.getElementById(`ijm-btn-${type}`);
    if (!btn) return;
    const isSignedCurrently = btn.textContent.includes('Kaldır');
    const newSignState = !isSignedCurrently;
    
    let promptName = '';
    if (newSignState && (type === 'supervisor' || type === 'unit')) {
      promptName = prompt("İmzalayan yetkili ismini giriniz veya onaylayınız:", @json(auth()->user()->name));
      if (promptName === null) return; // cancelled
      if (promptName.trim() === '') {
        promptName = @json(auth()->user()->name);
      }
    }

    isUpdatingSignature = true;
    btn.style.opacity = '0.5';

    fetch('/stajyer/admin/toggle-notebook-signature', {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
        'X-CSRF-TOKEN': '{{ csrf_token() }}'
      },
      body: JSON.stringify({
        intern_id: currentInternId,
        type: type,
        signed: newSignState ? 1 : 0,
        name: promptName
      })
    })
    .then(res => res.json())
    .then(data => {
      if (data.success) {
        const key = type === 'supervisor' ? 'notebook_supervisor_signed' : (type === 'unit' ? 'notebook_unit_signed' : 'notebook_approved');
        const nameKey = type === 'supervisor' ? 'notebook_supervisor_name' : (type === 'unit' ? 'notebook_unit_name' : null);
        
        updateSignatureUI(type, data.intern[key], data.intern[nameKey]);
      } else {
        alert(data.message || 'Hata oluştu.');
      }
    })
    .catch(err => {
      console.error(err);
      alert('İşlem gerçekleştirilemedi.');
    })
    .finally(() => {
      isUpdatingSignature = false;
      btn.style.opacity = '1';
    });
  }

  function renderSlide(index) {
    if (index < 0 || index >= journalEntries.length) return;
    
    activeSlideIndex = index;
    const entry = journalEntries[index];
    
    // Update indicator & select dropdown
    const indEl = document.getElementById('ijm-day-indicator');
    if (indEl) indEl.textContent = `Gün: ${index + 1} / ${journalEntries.length}`;
    const selEl = document.getElementById('ijm-day-select');
    if (selEl) selEl.value = index;

    // Title & Date
    const titleEl = document.getElementById('ijm-slide-title');
    if (titleEl) titleEl.textContent = `${entry.day_number}. Gün Raporu`;
    const dateEl = document.getElementById('ijm-slide-date');
    if (dateEl) dateEl.textContent = entry.formatted_date;

    // Retroactive badge
    const retroBadge = document.getElementById('ijm-slide-retroactive');
    if (retroBadge) {
      retroBadge.innerHTML = '';
      if (entry.filled && entry.is_retroactive) {
        retroBadge.innerHTML = `
          <span class="inline-flex items-center gap-1.5 px-2.5 py-1 rounded-full bg-rose-50 text-rose-700 text-[10px] font-extrabold uppercase border border-rose-100">
            <span class="w-1.5 h-1.5 rounded-full bg-rose-500 animate-pulse"></span>
            Geriye Dönük
          </span>
        `;
      }
    }

    // Content area
    const contentArea = document.getElementById('ijm-slide-content');
    const badgeDiv = document.getElementById('ijm-slide-status-badge');
    const actionBtn = document.getElementById('ijm-slide-action-btn');
    if (!contentArea || !badgeDiv || !actionBtn) return;

    if (!entry.filled) {
      contentArea.innerHTML = `
        <div class="flex flex-col items-center justify-center p-8 text-center bg-slate-50 rounded-2xl border border-dashed border-slate-200">
          <i class="uil uil-file-slash text-3xl text-slate-400 mb-2"></i>
          <p class="text-sm font-medium text-slate-500">Bu gün için henüz staj raporu yazılmamıştır.</p>
        </div>
      `;
      badgeDiv.innerHTML = `<span class="text-xs text-slate-400 font-semibold">Boş Rapor</span>`;
      actionBtn.classList.add('hidden');
    } else {
      actionBtn.classList.remove('hidden');
      const entryContent = entry.content || '<p class="text-slate-400 italic">Boş içerik.</p>';
      contentArea.innerHTML = `<div class="rich-text-content prose max-w-none text-slate-700 leading-relaxed text-sm select-text">${entryContent}</div>`;
      
      updateDayApprovalUI(entry.supervisor_approved, entry.supervisor_name);
    }
  }

  function updateDayApprovalUI(approved, name) {
    const badgeDiv = document.getElementById('ijm-slide-status-badge');
    const actionBtn = document.getElementById('ijm-slide-action-btn');
    if (!badgeDiv || !actionBtn) return;

    if (approved) {
      badgeDiv.innerHTML = `
        <span class="inline-flex items-center gap-1.5 px-3 py-1 rounded-full bg-emerald-50 text-emerald-700 text-xs font-bold border border-emerald-100">
          <svg class="w-4 h-4" fill="none" stroke="currentColor" stroke-width="2.5" viewBox="0 0 24 24"><polyline points="20 6 9 17 4 12"/></svg>
          Sorumlu Onayladı ${name ? `(${name})` : ''}
        </span>
      `;
      actionBtn.textContent = "Onayı Kaldır";
      actionBtn.className = "px-4 py-2 text-white bg-rose-600 hover:bg-rose-700 rounded-xl font-bold text-xs shadow-lg shadow-rose-500/20 transition-all cursor-pointer";
    } else {
      badgeDiv.innerHTML = `
        <span class="inline-flex items-center gap-1.5 px-3 py-1 rounded-full bg-slate-100 text-slate-600 text-xs font-bold border border-slate-200">
          Onay Bekliyor
        </span>
      `;
      actionBtn.textContent = "Günü Onayla";
      actionBtn.className = "px-4 py-2 text-white bg-emerald-600 hover:bg-emerald-700 rounded-xl font-bold text-xs shadow-lg shadow-emerald-500/20 transition-all cursor-pointer";
    }
  }

  function toggleActiveDayApproval() {
    if (isUpdatingDayApproval) return;
    
    const entry = journalEntries[activeSlideIndex];
    if (!entry || !entry.entry_id) return;

    const actionBtn = document.getElementById('ijm-slide-action-btn');
    if (!actionBtn) return;
    isUpdatingDayApproval = true;
    actionBtn.style.opacity = '0.5';

    fetch('/stajyer/admin/toggle-approval', {
      method: "POST",
      headers: {
        "Content-Type": "application/json",
        "X-CSRF-TOKEN": "{{ csrf_token() }}"
      },
      body: JSON.stringify({
        entry_id: entry.entry_id
      })
    })
    .then(res => res.json())
    .then(data => {
      if (data.success) {
        // Update local object
        entry.supervisor_approved = data.status;
        entry.supervisor_name = data.supervisor_name;
        
        // Update UI
        updateDayApprovalUI(data.status, data.supervisor_name);

        // Recalculate and update approved progress bar
        let approvedDaysCount = 0;
        journalEntries.forEach(e => {
          if (e.filled && e.supervisor_approved) {
            approvedDaysCount++;
          }
        });
        const approvedPercent = journalEntries.length > 0 ? (approvedDaysCount / journalEntries.length) * 100 : 0;
        
        const appTextEl = document.getElementById('ijm-approved-text');
        if (appTextEl) appTextEl.textContent = `${approvedDaysCount} / ${journalEntries.length} Gün`;
        const appBarEl = document.getElementById('ijm-approved-progress');
        if (appBarEl) appBarEl.style.width = `${approvedPercent}%`;
      } else {
        alert(data.message || "Onay güncellenemedi.");
      }
    })
    .catch(err => {
      console.error(err);
      alert("İşlem sırasında bir hata oluştu.");
    })
    .finally(() => {
      isUpdatingDayApproval = false;
      actionBtn.style.opacity = '1';
    });
  }

  function prevSlide() {
    if (activeSlideIndex > 0) {
      renderSlide(activeSlideIndex - 1);
    }
  }

  function nextSlide() {
    if (activeSlideIndex < journalEntries.length - 1) {
      renderSlide(activeSlideIndex + 1);
    }
  }

  function goToSlide(idx) {
    renderSlide(parseInt(idx));
  }

  // Admin Tab Switch Logic
  document.addEventListener('DOMContentLoaded', function() {
    const adminTabButtons = document.querySelectorAll('.admin-tab-btn');
    const adminTabPanels = document.querySelectorAll('.admin-tab-panel');

    adminTabButtons.forEach(button => {
      button.addEventListener('click', () => {
        // Deactivate all buttons
        adminTabButtons.forEach(btn => {
          btn.classList.remove('active', 'bg-blue-50', 'border-blue-100', 'text-blue-900');
          btn.classList.add('text-slate-600', 'bg-transparent', 'border-transparent');
          btn.setAttribute('aria-selected', 'false');
        });

        // Hide all panels
        adminTabPanels.forEach(panel => {
          panel.classList.add('hidden');
        });

        // Activate clicked button
        button.classList.add('active', 'bg-blue-50', 'border-blue-100', 'text-blue-900');
        button.classList.remove('text-slate-600', 'bg-transparent', 'border-transparent');
        button.setAttribute('aria-selected', 'true');

        // Show target panel
        const targetId = button.getAttribute('data-tab-target');
        const targetPanel = document.getElementById(targetId + '-panel');
        if (targetPanel) {
          targetPanel.classList.remove('hidden');
          
          // Re-render DevExtreme Gantt chart if visible, to prevent rendering scale bugs
          if (targetId === 'gantt-chart') {
            const ganttEl = document.getElementById('gantt');
            if (ganttEl) {
              const ganttInstance = $(ganttEl).dxGantt('instance');
              if (ganttInstance) {
                ganttInstance.repaint();
              }
            }
          }
        }
      });
    });
  });
</script>
@endpush

@endsection