@include('whatsappcenter::admin.partials.styles')
<div class="wac-page container-fluid">

  <div class="wac-page-header">
    <div>
      <h4 class="wac-title">Settings</h4>
      <p class="wac-subtitle">Configure Meta Cloud API credentials and OpenAI integration</p>
    </div>
  </div>

  @if(session('success'))
    <div class="wac-notice suc">{{ session('success') }}</div>
  @endif

  <form action="{{ route('admin.whatsappcenter.settings.update') }}" method="POST">
    @csrf
    <div class="row g-4">

      {{-- Meta API ─────────────────────────────────────────────────────────── --}}
      <div class="col-lg-6">
        <div class="wac-panel">
          <div class="wac-panel-head">
            <svg width="15" height="15" viewBox="0 0 24 24" fill="currentColor"><path d="M12 2.163c3.204 0 3.584.012 4.85.07 3.252.148 4.771 1.691 4.919 4.919.058 1.265.069 1.645.069 4.849 0 3.205-.012 3.584-.069 4.849-.149 3.225-1.664 4.771-4.919 4.919-1.266.058-1.644.07-4.85.07-3.204 0-3.584-.012-4.849-.07-3.26-.149-4.771-1.699-4.919-4.92-.058-1.265-.07-1.644-.07-4.849 0-3.204.013-3.583.07-4.849.149-3.227 1.664-4.771 4.919-4.919 1.266-.057 1.645-.069 4.849-.069zm0-2.163c-3.259 0-3.667.014-4.947.072-4.358.2-6.78 2.618-6.98 6.98-.059 1.281-.073 1.689-.073 4.948 0 3.259.014 3.668.072 4.948.2 4.358 2.618 6.78 6.98 6.98 1.281.058 1.689.072 4.948.072 3.259 0 3.668-.014 4.948-.072 4.354-.2 6.782-2.618 6.979-6.98.059-1.28.073-1.689.073-4.948 0-3.259-.014-3.667-.072-4.947-.196-4.354-2.617-6.78-6.979-6.98-1.281-.059-1.69-.073-4.949-.073zm0 5.838c-3.403 0-6.162 2.759-6.162 6.162s2.759 6.163 6.162 6.163 6.162-2.759 6.162-6.163c0-3.403-2.759-6.162-6.162-6.162zm0 10.162c-2.209 0-4-1.79-4-4 0-2.209 1.791-4 4-4s4 1.791 4 4c0 2.21-1.791 4-4 4zm6.406-11.845c-.796 0-1.441.645-1.441 1.44s.645 1.44 1.441 1.44c.795 0 1.439-.645 1.439-1.44s-.644-1.44-1.439-1.44z"/></svg>
            WhatsApp Cloud API (Meta)
          </div>
          <div class="wac-panel-body">
            @foreach([
              ['wa_phone_number_id','Phone Number ID','text','123456789012345','Meta Developer Console → WhatsApp → Phone Numbers'],
              ['wa_access_token','Access Token','password','EAABxxxx...','Permanent System User token from Meta Business Manager'],
              ['wa_app_secret','App Secret','password','For webhook signature verification',null],
              ['wa_verify_token','Webhook Verify Token','text','any_secret_string','You choose this — enter the same when configuring Meta webhook'],
            ] as [$name,$label,$type,$ph,$hint])
            <div style="margin-bottom:1rem">
              <label class="wac-lbl">{{ $label }} @if(in_array($name,['wa_phone_number_id','wa_verify_token']))<span class="req">*</span>@endif</label>
              <input type="{{ $type }}" name="{{ $name }}" class="wac-ctrl" value="{{ $settings[$name]??'' }}" placeholder="{{ $ph }}">
              @if($hint)<p class="wac-hint">{{ $hint }}</p>@endif
            </div>
            @endforeach

            <div class="wac-notice inf" style="margin-bottom:1rem">
              <div style="font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:.3rem">Webhook URL</div>
              <code style="font-size:.8rem;word-break:break-all">{{ url('/whatsapp/webhook') }}</code>
            </div>

            <div>
              <label class="wac-lbl">Test Connection</label>
              <div style="display:flex;gap:.5rem">
                <input type="text" id="testPhone" class="wac-ctrl" placeholder="+919876543210" style="flex:1">
                <button type="button" class="wac-btn-secondary" style="padding:.6rem 1rem;white-space:nowrap" onclick="sendTest()">
                  <svg width="13" height="13" fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24"><line x1="22" y1="2" x2="11" y2="13"/><polygon points="22 2 15 22 11 13 2 9 22 2"/></svg>
                  Send Test
                </button>
              </div>
              <div id="testResult" class="mt-2"></div>
            </div>
          </div>
        </div>
      </div>

      {{-- OpenAI ───────────────────────────────────────────────────────────── --}}
      <div class="col-lg-6">
        <div class="wac-panel">
          <div class="wac-panel-head">
            <svg width="15" height="15" fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24"><path d="M12 2a10 10 0 100 20A10 10 0 0012 2z"/><path d="M12 6v6l4 2"/></svg>
            OpenAI Integration
          </div>
          <div class="wac-panel-body">

            <div style="margin-bottom:1.25rem;padding:.875rem 1rem;background:var(--body-bg);border-radius:.65rem;border:1.5px solid rgba(0,0,0,.07)">
              <div style="display:flex;align-items:center;justify-content:space-between">
                <div>
                  <div style="font-weight:600;font-size:.875rem">Enable OpenAI Fallback</div>
                  <div style="font-size:.75rem;color:var(--text-secondary);margin-top:.1rem">AI answers questions the bot can't handle — using your KB only</div>
                </div>
                <label class="wac-toggle">
                  <input type="checkbox" name="wa_openai_enabled" value="1" id="aiToggle" {{ ($settings['wa_openai_enabled']??'0')==='1'?'checked':'' }}>
                  <span class="wac-toggle-slider"></span>
                </label>
              </div>
            </div>

            <div style="margin-bottom:1rem">
              <label class="wac-lbl">OpenAI API Key</label>
              <input type="password" name="wa_openai_key" class="wac-ctrl" value="{{ $settings['wa_openai_key']??'' }}" placeholder="sk-...">
              <p class="wac-hint"><a href="https://platform.openai.com/api-keys" target="_blank" style="color:var(--wac-green)">platform.openai.com/api-keys</a></p>
            </div>

            <div style="margin-bottom:1rem">
              <label class="wac-lbl">AI Model</label>
              <select name="wa_openai_model" class="wac-ctrl">
                @foreach(['gpt-4o-mini'=>'gpt-4o-mini — Fast & Cheap (Recommended)','gpt-4o'=>'gpt-4o — Smarter, Higher Cost','gpt-3.5-turbo'=>'gpt-3.5-turbo — Cheapest'] as $val=>$label)
                <option value="{{ $val }}" {{ ($settings['wa_openai_model']??'gpt-4o-mini')===$val?'selected':'' }}>{{ $label }}</option>
                @endforeach
              </select>
            </div>

            <div style="margin-bottom:1rem">
              <label class="wac-lbl">Company Info</label>
              <textarea name="wa_company_info" class="wac-ctrl" rows="3" placeholder="Brief description of your company...">{{ $settings['wa_company_info']??'' }}</textarea>
            </div>

            <div style="margin-bottom:1rem">
              <label class="wac-lbl">Working Hours</label>
              <input type="text" name="wa_working_hours" class="wac-ctrl" value="{{ $settings['wa_working_hours']??'' }}" placeholder="Monday to Saturday, 9 AM – 6 PM IST">
            </div>

            <div style="margin-bottom:0">
              <label class="wac-lbl">Custom System Prompt <span style="font-weight:400;text-transform:none;letter-spacing:0;font-size:.7rem">(optional)</span></label>
              <textarea name="wa_system_prompt" class="wac-ctrl" rows="3" placeholder="You are a helpful assistant for {company_name}...">{{ $settings['wa_system_prompt']??'' }}</textarea>
              <p class="wac-hint">Leave blank to use the default system prompt.</p>
            </div>

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

      {{-- Business & Legal Pages ──────────────────────────────────────────── --}}
      <div class="col-12">
        <div class="wac-panel">
          <div class="wac-panel-head">
            <svg width="15" height="15" fill="none" stroke="currentColor" stroke-width="2" viewBox="0 0 24 24"><path d="M14 2H6a2 2 0 00-2 2v16a2 2 0 002 2h12a2 2 0 002-2V8z"/><polyline points="14 2 14 8 20 8"/><line x1="16" y1="13" x2="8" y2="13"/><line x1="16" y1="17" x2="8" y2="17"/><polyline points="10 9 9 9 8 9"/></svg>
            Business Info &amp; Legal Pages
          </div>
          <div class="wac-panel-body">

            <div class="wac-notice inf" style="margin-bottom:1.25rem">
              <strong>Auto-generates your Privacy Policy &amp; Terms pages</strong> — required for Meta App Review to go live.<br>
              <span style="font-size:.8rem">
                Privacy Policy: <a href="{{ url('/privacy-policy') }}" target="_blank" style="color:var(--wac-green)">{{ url('/privacy-policy') }}</a> &nbsp;|&nbsp;
                Terms of Service: <a href="{{ url('/terms') }}" target="_blank" style="color:var(--wac-green)">{{ url('/terms') }}</a>
              </span>
            </div>

            <div class="row g-3">
              <div class="col-md-6">
                <label class="wac-lbl">Business Name <span class="req">*</span></label>
                <input type="text" name="wa_business_name" class="wac-ctrl"
                       value="{{ $settings['wa_business_name'] ?? '' }}"
                       placeholder="e.g. MyUniversitySearch.com">
                <p class="wac-hint">Appears in Privacy Policy and Terms pages</p>
              </div>
              <div class="col-md-6">
                <label class="wac-lbl">Business Website</label>
                <input type="text" name="wa_business_website" class="wac-ctrl"
                       value="{{ $settings['wa_business_website'] ?? '' }}"
                       placeholder="https://myuniversitysearch.com">
              </div>
              <div class="col-md-6">
                <label class="wac-lbl">Contact Email <span class="req">*</span></label>
                <input type="email" name="wa_business_email" class="wac-ctrl"
                       value="{{ $settings['wa_business_email'] ?? '' }}"
                       placeholder="hello@yourdomain.com">
              </div>
              <div class="col-md-6">
                <label class="wac-lbl">Contact Phone</label>
                <input type="text" name="wa_business_phone" class="wac-ctrl"
                       value="{{ $settings['wa_business_phone'] ?? '' }}"
                       placeholder="+91 98765 43210">
              </div>
              <div class="col-12">
                <label class="wac-lbl">Business Address <span class="req">*</span></label>
                <textarea name="wa_business_address" class="wac-ctrl" rows="2"
                          placeholder="123 Main Street, Bangalore, Karnataka 560001, India">{{ $settings['wa_business_address'] ?? '' }}</textarea>
              </div>
            </div>

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

    </div>

    <div class="wac-action-bar" style="margin-top:.5rem;padding-top:0;border:none">
      <button type="submit" class="wac-btn-primary">
        <svg width="14" height="14" fill="none" stroke="currentColor" stroke-width="2.5" viewBox="0 0 24 24"><path d="M19 21H5a2 2 0 01-2-2V5a2 2 0 012-2h11l5 5v11a2 2 0 01-2 2z"/><polyline points="17 21 17 13 7 13 7 21"/><polyline points="7 3 7 8 15 8"/></svg>
        Save Settings
      </button>
    </div>
  </form>
</div>
<script>
function sendTest() {
  const phone=document.getElementById('testPhone').value.trim();
  if(!phone){alert('Enter a phone number first');return;}
  fetch('{{ route("admin.whatsappcenter.settings.test") }}',{
    method:'POST',headers:{'Content-Type':'application/json','X-CSRF-TOKEN':'{{ csrf_token() }}'},
    body:JSON.stringify({phone})
  }).then(r=>r.json()).then(d=>{
    document.getElementById('testResult').innerHTML='<div class="wac-notice '+(d.success?'suc':'err')+'">'+d.message+'</div>';
  });
}
</script>