@extends('layouts.admin')

@section('header', 'SMS Campaign Management')

@section('content')
    <div class="container mx-auto px-4 sm:px-6 lg:px-8 py-8">
        <!-- Header section with actions -->
        <div class="flex flex-col md:flex-row md:items-center md:justify-between mb-8">
            <div>
                <h1 class="text-2xl font-bold text-gray-900 sm:text-3xl">SMS Campaigns</h1>
                <p class="mt-2 text-sm text-gray-500">Create, manage and track your SMS marketing campaigns</p>
            </div>
            <div class="mt-4 md:mt-0 flex flex-col sm:flex-row space-y-2 sm:space-y-0 sm:space-x-3">
                <a href=" " class="inline-flex items-center justify-center px-4 py-2 border border-gray-300 shadow-sm text-sm font-medium rounded-lg text-gray-700 bg-white hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-rose-500">
                    <i class="fas fa-file-alt mr-2"></i>
                    Templates
                </a>
                
                <a href="{{ route('admin.sms-campaigns.create') }}" class="inline-flex items-center justify-center px-4 py-2 border border-transparent text-sm font-medium rounded-lg shadow-sm text-white bg-rose-600 hover:bg-rose-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-rose-500">
                    <i class="fas fa-plus mr-2"></i>
                    New Campaign
                </a>
            </div>
        </div>

        <!-- Alert Messages -->
        @if(session('success'))
            <div class="bg-green-100 border border-green-400 text-green-700 px-4 py-3 rounded relative mb-4" role="alert">
                <span class="block sm:inline">{{ session('success') }}</span>
            </div>
        @endif
        
        @if(session('error'))
            <div class="bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative mb-4" role="alert">
                <span class="block sm:inline">{{ session('error') }}</span>
            </div>
        @endif

        <!-- Campaign Statistics Cards -->
        <div class="grid grid-cols-1 md:grid-cols-4 gap-6 mb-8">
            <div class="bg-white rounded-lg shadow-sm border border-gray-200 p-6">
                <div class="flex items-center">
                    <div class="flex-shrink-0">
                        <div class="w-8 h-8 bg-blue-100 rounded-lg flex items-center justify-center">
                            <i class="fas fa-envelope text-blue-600"></i>
                        </div>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-500">Total Campaigns</p>
                        <p class="text-2xl font-semibold text-gray-900">{{ $totalCampaigns ?? $campaigns->total() }}</p>
                    </div>
                </div>
            </div>

            <div class="bg-white rounded-lg shadow-sm border border-gray-200 p-6">
                <div class="flex items-center">
                    <div class="flex-shrink-0">
                        <div class="w-8 h-8 bg-green-100 rounded-lg flex items-center justify-center">
                            <i class="fas fa-paper-plane text-green-600"></i>
                        </div>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-500">Sent Today</p>
                        <p class="text-2xl font-semibold text-gray-900">{{ $sentToday ?? 0 }}</p>
                    </div>
                </div>
            </div>

            <div class="bg-white rounded-lg shadow-sm border border-gray-200 p-6">
                <div class="flex items-center">
                    <div class="flex-shrink-0">
                        <div class="w-8 h-8 bg-yellow-100 rounded-lg flex items-center justify-center">
                            <i class="fas fa-clock text-yellow-600"></i>
                        </div>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-500">Scheduled</p>
                        <p class="text-2xl font-semibold text-gray-900">{{ $scheduledCampaigns ?? 0 }}</p>
                    </div>
                </div>
            </div>

            <div class="bg-white rounded-lg shadow-sm border border-gray-200 p-6">
                <div class="flex items-center">
                    <div class="flex-shrink-0">
                        <div class="w-8 h-8 bg-purple-100 rounded-lg flex items-center justify-center">
                            <i class="fas fa-chart-line text-purple-600"></i>
                        </div>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-500">Delivery Rate</p>
                        <p class="text-2xl font-semibold text-gray-900">{{ $deliveryRate ?? '98.5' }}%</p>
                    </div>
                </div>
            </div>
        </div>

        <!-- Campaigns list -->
        <div class="bg-white shadow overflow-hidden sm:rounded-lg">
            <div class="overflow-x-auto">
                <table class="min-w-full divide-y divide-gray-200">
                    <thead class="bg-gray-50">
                        <tr>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Campaign
                            </th>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Status
                            </th>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Sender ID
                            </th>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Recipients
                            </th>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Schedule
                            </th>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Created
                            </th>
                            <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                                Actions
                            </th>
                        </tr>
                    </thead>
                    <tbody class="bg-white divide-y divide-gray-200">
                        @forelse($campaigns as $campaign)
                            <tr class="hover:bg-gray-50">
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="flex items-center">
                                        <div class="flex-shrink-0 h-10 w-10">
                                            <div class="h-10 w-10 bg-rose-100 rounded-lg flex items-center justify-center">
                                                <i class="fas fa-sms text-rose-600"></i>
                                            </div>
                                        </div>
                                        <div class="ml-4">
                                            <div class="text-sm font-medium text-gray-900">
                                                <a href="{{ route('admin.sms-campaigns.show', $campaign) }}" class="hover:text-rose-600">
                                                    {{ $campaign->name }}
                                                </a>
                                            </div>
                                            <div class="text-sm text-gray-500">
                                                ID: {{ $campaign->id }}
                                            </div>
                                        </div>
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="text-sm">
                                        @if($campaign->status === 'draft')
                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-gray-100 text-gray-800">
                                                <i class="fas fa-edit mr-1"></i>
                                                Draft
                                            </span>
                                        @elseif($campaign->status === 'scheduled')
                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-blue-100 text-blue-800">
                                                <i class="fas fa-clock mr-1"></i>
                                                Scheduled
                                            </span>
                                        @elseif($campaign->status === 'sending')
                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-yellow-100 text-yellow-800">
                                                <i class="fas fa-spinner mr-1"></i>
                                                Sending
                                            </span>
                                        @elseif($campaign->status === 'sent')
                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-green-100 text-green-800">
                                                <i class="fas fa-check mr-1"></i>
                                                Sent
                                            </span>
                                        @elseif($campaign->status === 'failed')
                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-red-100 text-red-800">
                                                <i class="fas fa-exclamation-triangle mr-1"></i>
                                                Failed
                                            </span>
                                        @else
                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-gray-100 text-gray-800">
                                                {{ ucfirst($campaign->status) }}
                                            </span>
                                        @endif
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="text-sm text-gray-900 font-mono bg-gray-50 px-2 py-1 rounded">
                                        {{ $campaign->sender_id }}
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="text-sm text-gray-900 flex items-center">
                                        <i class="fas fa-users text-gray-400 mr-1"></i>
                                        {{ number_format($campaign->recipient_count ?? 0) }}
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="text-sm text-gray-500">
                                        @if($campaign->scheduled_at)
                                            <div class="flex items-center">
                                                <i class="fas fa-calendar text-gray-400 mr-1"></i>
                                                {{ $campaign->scheduled_at->format('M d, Y') }}
                                            </div>
                                            <div class="text-xs text-gray-400">
                                                {{ $campaign->scheduled_at->format('H:i A') }}
                                            </div>
                                        @else
                                            <span class="text-gray-400">Not scheduled</span>
                                        @endif
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="text-sm text-gray-500">
                                        {{ $campaign->created_at->format('M d, Y') }}
                                        <div class="text-xs text-gray-400">
                                            {{ $campaign->created_at->format('H:i A') }}
                                        </div>
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                                    <div class="flex space-x-2">
                                        <!-- View Button -->
                                        <a href="{{ route('admin.sms-campaigns.show', $campaign) }}" 
                                           class="text-rose-600 hover:text-rose-900" title="View Campaign">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                        
                                        <!-- Edit Button (for drafts, scheduled, failed) -->
                                        @if(in_array($campaign->status, ['draft', 'scheduled', 'failed']))
                                            <a href="{{ route('admin.sms-campaigns.edit', $campaign) }}" 
                                               class="text-blue-600 hover:text-blue-900" title="Edit Campaign">
                                                <i class="fas fa-edit"></i>
                                            </a>
                                        @endif
                                        
                                        <!-- Stats Button (for sent campaigns) -->
                                        @if(in_array($campaign->status, ['sent', 'sending']))
                                            <a href="{{ route('admin.sms-campaigns.stats', $campaign) }}" 
                                               class="text-purple-600 hover:text-purple-900" title="View Statistics">
                                                <i class="fas fa-chart-bar"></i>
                                            </a>
                                        @endif
                                        
                                        <!-- Send Button (for drafts, scheduled, failed) -->
                                        @if(in_array($campaign->status, ['draft', 'scheduled', 'failed']))
                                            <form action="{{ route('admin.sms-campaigns.send', $campaign) }}" method="POST" class="inline-block"
                                                  onsubmit="return confirm('Are you sure you want to send this campaign now?');">
                                                @csrf
                                                <button type="submit" class="text-green-600 hover:text-green-900" title="Send Now">
                                                    <i class="fas fa-paper-plane"></i>
                                                </button>
                                            </form>
                                        @endif
                                        
                                        <!-- Delete Button (for drafts, scheduled, failed) -->
                                        @if(in_array($campaign->status, ['draft', 'scheduled', 'failed']))
                                            <form action="{{ route('admin.sms-campaigns.destroy', $campaign) }}" method="POST" class="inline-block"
                                                  onsubmit="return confirm('Are you sure you want to delete this campaign? This action cannot be undone.');">
                                                @csrf
                                                @method('DELETE')
                                                <button type="submit" class="text-red-600 hover:text-red-900" title="Delete Campaign">
                                                    <i class="fas fa-trash"></i>
                                                </button>
                                            </form>
                                        @endif
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="7" class="px-6 py-12 whitespace-nowrap text-center">
                                    <div class="text-gray-400">
                                        <i class="fas fa-envelope-open text-4xl mb-4"></i>
                                        <p class="text-sm font-medium text-gray-500 mb-2">No SMS campaigns found</p>
                                        <p class="text-xs text-gray-400 mb-4">Get started by creating your first SMS campaign</p>
                                        <a href="{{ route('admin.sms-campaigns.create') }}" class="inline-flex items-center px-3 py-2 border border-transparent text-sm leading-4 font-medium rounded-md text-white bg-rose-600 hover:bg-rose-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-rose-500">
                                            <i class="fas fa-plus mr-1"></i>
                                            Create Campaign
                                        </a>
                                    </div>
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
            
            @if($campaigns->hasPages())
                <div class="px-4 py-3 border-t border-gray-200 sm:px-6">
                    <div class="flex items-center justify-between">
                        <div class="flex-1 flex justify-between sm:hidden">
                            {{ $campaigns->simplePaginate() }}
                        </div>
                        <div class="hidden sm:flex-1 sm:flex sm:items-center sm:justify-between">
                            <div>
                                <p class="text-sm text-gray-700">
                                    Showing
                                    <span class="font-medium">{{ $campaigns->firstItem() }}</span>
                                    to
                                    <span class="font-medium">{{ $campaigns->lastItem() }}</span>
                                    of
                                    <span class="font-medium">{{ $campaigns->total() }}</span>
                                    results
                                </p>
                            </div>
                            <div>
                                {{ $campaigns->links() }}
                            </div>
                        </div>
                    </div>
                </div>
            @endif
        </div>
    </div>
@endsection