@extends('layouts.admin')
@section('title', 'Settings — ' . ucfirst($group))

@push('styles')
<style>
.settings-layout { display: grid; grid-template-columns: 220px 1fr; gap: 20px; align-items: start; }
.settings-nav .nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 12px; border-radius: 8px;
    text-decoration: none; font-size: 13px; font-weight: 500;
    margin-bottom: 2px; color: var(--text-muted);
    transition: .15s;
}
.settings-nav .nav-item:hover { background: var(--bg); color: var(--text); }
.settings-nav .nav-item.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.settings-nav .nav-item i { width: 18px; text-align: center; font-size: 13px; }
.settings-nav .nav-item .count { margin-left: auto; font-size: 10px; background: var(--bg); border: 1px solid var(--border); padding: 1px 6px; border-radius: 10px; color: var(--text-muted); }

.settings-main .field-section { font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-muted); margin: 24px 0 14px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.settings-main .field-section:first-child { margin-top: 0; }

.sf { padding: 14px 0; border-bottom: 1px solid var(--border); }
.sf:last-of-type { border-bottom: none; }
.sf-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.sf-meta { flex: 1; }
.sf-meta .sf-label { font-size: 13px; font-weight: 600; color: var(--text); }
.sf-meta .sf-key   { font-size: 10px; font-family: monospace; color: var(--text-muted); background: var(--bg); border: 1px solid var(--border); padding: 1px 5px; border-radius: 3px; display: inline-block; margin: 3px 0; }
.sf-meta .sf-hint  { font-size: 12px; color: var(--text-muted); line-height: 1.5; margin-top: 2px; }
.sf-control { min-width: 260px; max-width: 340px; }

@media(max-width: 900px) {
    .settings-layout { grid-template-columns: 1fr; }
    .settings-nav { display: flex; flex-wrap: wrap; gap: 4px; }
    .settings-nav .nav-item { padding: 7px 12px; font-size: 12px; }
    .sf-row { flex-direction: column; gap: 8px; }
    .sf-control { min-width: unset; max-width: 100%; width: 100%; }
}
</style>
@endpush

@section('content')

<div class="settings-layout">

    {{-- ── Sidebar Nav ───────────────────────────────────────── --}}
    <div>
        <div class="card">
            <div class="card-header"><h3><i class="fa fa-sliders" style="margin-right:8px;color:var(--primary);"></i>Setting Groups</h3></div>
            <div style="padding:8px;" class="settings-nav">
                @php
                $groupIcons = [
                    'general'  => ['icon'=>'sliders',       'label'=>'General'],
                    'currency' => ['icon'=>'coins',          'label'=>'Currency'],
                    'points'   => ['icon'=>'star',           'label'=>'Points'],
                    'referral' => ['icon'=>'user-plus',      'label'=>'Referral'],
                    'fraud'    => ['icon'=>'shield-halved',  'label'=>'Fraud'],
                    'payment'  => ['icon'=>'credit-card',    'label'=>'Payment'],
                    'social'   => ['icon'=>'share-nodes',    'label'=>'Social'],
                    'contact'  => ['icon'=>'envelope',       'label'=>'Contact'],
                    'spin'     => ['icon'=>'rotate',         'label'=>'Spin Wheel'],
                    'chat'     => ['icon'=>'comments',       'label'=>'Chat'],
                    'purchase' => ['icon'=>'cart-shopping',  'label'=>'Purchase'],
                    'promote'  => ['icon'=>'bullhorn',       'label'=>'Promotions'],
                ];
                @endphp
                @foreach($groups as $g)
                @php $meta = $groupIcons[$g] ?? ['icon'=>'gear','label'=>ucfirst($g)]; @endphp
                <a href="{{ route('admin.settings', $g) }}"
                   class="nav-item {{ $group === $g ? 'active' : '' }}">
                    <i class="fa fa-{{ $meta['icon'] }}"></i>
                    {{ $meta['label'] }}
                </a>
                @endforeach
            </div>

            {{-- Ghana Cedis helper --}}
            @if($group === 'currency')
            <div style="margin:0 12px 12px;padding:12px;background:#FFF7ED;border-radius:8px;border:1px solid #FED7AA;">
                <div style="font-size:11px;font-weight:700;color:#92400E;margin-bottom:6px;">💡 GHS / Ghana Cedis</div>
                <div style="font-size:11px;color:#78350F;line-height:1.7;">
                    Code: <strong>GHS</strong> &nbsp;·&nbsp; Symbol: <strong>GH₵</strong><br>
                    Rate <code>0.001</code> = 1,000 pts → GH₵1<br>
                    Rate <code>0.01</code> &nbsp;= 100 pts → GH₵1<br>
                    Rate <code>0.1</code> &nbsp;&nbsp;= 10 pts → GH₵1
                </div>
            </div>
            @endif

            {{-- Clear cache --}}
            <div style="padding:10px 12px;border-top:1px solid var(--border);">
                <form method="POST" action="{{ route('admin.settings.save','cache') }}">
                    @csrf
                    <input type="hidden" name="__clear_cache" value="1">
                    <button type="submit" class="btn btn-outline w-100 btn-sm">
                        <i class="fa fa-rotate"></i> Clear Cache
                    </button>
                </form>
            </div>
        </div>

        {{-- Quick info cards --}}
        <div class="card" style="margin-top:14px;">
            <div class="card-body" style="padding:14px;font-size:12px;color:var(--text-muted);line-height:1.8;">
                <div style="font-weight:700;color:var(--text);margin-bottom:6px;font-size:13px;">💡 Tips</div>
                <div>• Changes save immediately when you click <strong>Save</strong>.</div>
                <div>• Settings with 🔑 are API keys — they are masked for security.</div>
                <div>• After saving, click <strong>Clear Cache</strong> to apply changes site-wide.</div>
                <div>• Boolean fields are ON/OFF toggles.</div>
            </div>
        </div>
    </div>

    {{-- ── Settings Form ─────────────────────────────────────── --}}
    <div class="settings-main">
        <div class="card">
            <div class="card-header">
                <h3>
                    <i class="fa fa-{{ $groupIcons[$group]['icon'] ?? 'gear' }}" style="margin-right:8px;color:var(--primary);"></i>
                    {{ $groupIcons[$group]['label'] ?? ucfirst($group) }} Settings
                </h3>
                <span class="badge badge-muted">{{ count($settings) }} fields</span>
            </div>

            <form method="POST" action="{{ route('admin.settings.save', $group) }}" id="settingsForm">
                @csrf
                @method('POST')

                @if($errors->any())
                <div class="alert alert-danger" style="margin:16px 16px 0;">
                    <i class="fa fa-triangle-exclamation"></i>
                    {{ $errors->first() }}
                </div>
                @endif

                <div style="padding:4px 18px 18px;">

                    @forelse($settings as $key => $setting)
                    @php
                        $label    = $setting->label ?? ucwords(str_replace('_',' ',$key));
                        $hint     = $setting->hint ?? null;
                        $type     = $setting->type ?? 'text';
                        $value    = $setting->value ?? '';
                        $options  = $setting->options ?? null;
                        $isSens   = $setting->is_sensitive ?? false;

                        // Auto-detect sensitive fields by key name pattern
                        if (!$isSens) {
                            $sensPatterns = ['key','secret','token','password','pass','firebase','paystack','stripe','paypal','momo','admob'];
                            foreach ($sensPatterns as $pat) {
                                if (str_contains(strtolower($key), $pat)) { $isSens = true; break; }
                            }
                        }
                    @endphp

                    <div class="sf">
                        <div class="sf-row">
                            <div class="sf-meta">
                                <div class="sf-label">
                                    {{ $label }}
                                    @if($isSens) &nbsp;<span style="font-size:11px;color:var(--warning);" title="Sensitive key – masked for security">🔑</span>@endif
                                </div>
                                <div class="sf-key">{{ $key }}</div>
                                @if($hint)<div class="sf-hint">{{ $hint }}</div>@endif
                            </div>

                            <div class="sf-control">
                                {{-- Boolean toggle --}}
                                @if($type === 'boolean')
                                    <label class="form-switch" style="margin-top:6px;">
                                        <input type="hidden" name="{{ $key }}" value="0">
                                        <input type="checkbox" name="{{ $key }}" value="1" class="toggle"
                                            id="tog_{{ $key }}" {{ $value ? 'checked' : '' }}
                                            onchange="document.getElementById('tog_lbl_{{ $key }}').textContent=this.checked?'Enabled':'Disabled'">
                                        <span class="switch"></span>
                                        <span id="tog_lbl_{{ $key }}" style="font-size:12px;color:var(--text-muted);">
                                            {{ $value ? 'Enabled' : 'Disabled' }}
                                        </span>
                                    </label>

                                {{-- Textarea --}}
                                @elseif($type === 'textarea')
                                    <textarea name="{{ $key }}" class="form-control" rows="3" style="resize:vertical;">{{ $value }}</textarea>

                                {{-- Number --}}
                                @elseif($type === 'number')
                                    <input type="number" name="{{ $key }}" class="form-control" value="{{ $value }}" step="any">

                                {{-- Select (JSON options) --}}
                                @elseif($type === 'select' && $options)
                                    @php $opts = is_string($options) ? json_decode($options, true) : $options; @endphp
                                    <select name="{{ $key }}" class="form-control">
                                        @foreach($opts ?? [] as $opt)
                                        <option value="{{ $opt['value'] }}" {{ $value == $opt['value'] ? 'selected' : '' }}>
                                            {{ $opt['label'] }}
                                        </option>
                                        @endforeach
                                    </select>

                                {{-- Sensitive/masked text --}}
                                @elseif($isSens)
                                    <div class="masked-wrap">
                                        <input type="password" name="{{ $key }}" class="form-control is-sensitive"
                                            value="{{ $value }}" autocomplete="new-password"
                                            placeholder="{{ empty($value) ? 'Not configured' : '••••••••••••' }}">
                                        <button type="button" class="masked-toggle" onclick="toggleMask(this)" title="Show/hide">
                                            <i class="fa fa-eye"></i>
                                        </button>
                                    </div>

                                {{-- Colour --}}
                                @elseif($type === 'color')
                                    <div style="display:flex;align-items:center;gap:8px;">
                                        <input type="color" name="{{ $key }}" value="{{ $value ?: '#1A73E8' }}"
                                            style="width:44px;height:36px;padding:2px;border:1.5px solid var(--border);border-radius:6px;cursor:pointer;background:var(--surface);">
                                        <input type="text" name="{{ $key }}_preview" value="{{ $value }}" class="form-control"
                                            style="flex:1;" readonly>
                                    </div>

                                {{-- Default text --}}
                                @else
                                    <input type="text" name="{{ $key }}" class="form-control" value="{{ $value }}">
                                @endif
                            </div>
                        </div>
                    </div>

                    @empty
                    <div class="alert alert-info" style="margin-top:16px;">
                        <i class="fa fa-info-circle"></i>
                        No settings found for this group. Settings are seeded during installation.
                    </div>
                    @endforelse

                </div>

                @if(count($settings) > 0)
                <div style="padding:14px 18px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;">
                    <div style="font-size:12px;color:var(--text-muted);">
                        <i class="fa fa-clock"></i>
                        Last saved: <strong id="lastSaved">—</strong>
                    </div>
                    <div style="display:flex;gap:8px;">
                        <a href="{{ route('admin.settings', $group) }}" class="btn btn-outline btn-sm">
                            <i class="fa fa-rotate-left"></i> Discard
                        </a>
                        <button type="submit" class="btn btn-primary" id="saveBtn">
                            <i class="fa fa-floppy-disk"></i> Save {{ ucfirst($group) }} Settings
                        </button>
                    </div>
                </div>
                @endif
            </form>
        </div>
    </div>
</div>

@endsection

@push('scripts')
<script>
// Track unsaved changes
let changed = false;
document.getElementById('settingsForm')?.addEventListener('change', () => {
    changed = true;
    document.getElementById('saveBtn')?.classList.add('btn-warning');
});
document.getElementById('settingsForm')?.addEventListener('submit', () => {
    changed = false;
    document.getElementById('lastSaved').textContent = new Date().toLocaleTimeString();
});
window.addEventListener('beforeunload', e => {
    if (changed) { e.preventDefault(); e.returnValue = ''; }
});

// Sync colour picker to text preview
document.querySelectorAll('input[type="color"]').forEach(picker => {
    const preview = document.querySelector(`input[name="${picker.name}_preview"]`);
    if (preview) {
        picker.addEventListener('input', () => {
            preview.value = picker.value;
            // Also update main value
            picker.dispatchEvent(new Event('change', {bubbles:true}));
        });
    }
});
</script>
@endpush