@extends('layouts.app')

@section('title', 'Loan Reschedules')

@section('content')
<div class="container-fluid">
    <!-- Navigation Bar -->
    <div class="navigation-bar">
        <div class="row align-items-center">
            <div class="col-md-6">
                <div class="page-title">
                    <h1><i class="fas fa-calendar-alt me-2 text-primary"></i>Loan Reschedules</h1>
                    <p class="text-muted mb-0">Manage loan rescheduling requests</p>
                </div>
            </div>
            <div class="col-md-6 text-end">
                <div class="action-buttons-nav">
                    <a href="{{ route('loans.index') }}" class="btn btn-outline-secondary me-2">
                        <i class="fas fa-arrow-left me-1"></i>Back to Loans
                    </a>
                </div>
            </div>
        </div>
    </div>

    <div class="row">
        <div class="col-12">
            <div class="form-card card">
                <div class="card-body">
                    <!-- Filters -->
                    <div class="section-wrapper mb-4">
                        <div class="section-header">
                            <div class="icon-wrapper">
                                <i class="fas fa-filter"></i>
                            </div>
                            <h5>Filter Reschedules</h5>
                        </div>
                        <form method="GET" class="row g-3">
                            <div class="col-md-3">
                                <label for="search" class="form-label">Search</label>
                                <input type="text" name="search" id="search" class="form-control"
                                       placeholder="Search by loan number, client..." value="{{ request('search') }}">
                            </div>
                            <div class="col-md-2">
                                <label for="status" class="form-label">Status</label>
                                <select name="status" id="status" class="form-select">
                                    <option value="">All Status</option>
                                    <option value="pending" {{ request('status') == 'pending' ? 'selected' : '' }}>Pending</option>
                                    <option value="approved" {{ request('status') == 'approved' ? 'selected' : '' }}>Approved</option>
                                    <option value="rejected" {{ request('status') == 'rejected' ? 'selected' : '' }}>Rejected</option>
                                </select>
                            </div>
                            <div class="col-md-2">
                                <label for="reschedule_type" class="form-label">Type</label>
                                <select name="reschedule_type" id="reschedule_type" class="form-select">
                                    <option value="">All Types</option>
                                    <option value="extend_duration" {{ request('reschedule_type') == 'extend_duration' ? 'selected' : '' }}>Extend Duration</option>
                                    <option value="change_rate" {{ request('reschedule_type') == 'change_rate' ? 'selected' : '' }}>Change Rate</option>
                                    <option value="restructure" {{ request('reschedule_type') == 'restructure' ? 'selected' : '' }}>Restructure</option>
                                </select>
                            </div>
                            <div class="col-md-3">
                                <label class="form-label d-block">&nbsp;</label>
                                <div class="d-flex gap-2">
                                    <button type="submit" class="btn btn-primary">
                                        <i class="fas fa-search me-1"></i>Filter
                                    </button>
                                    <a href="{{ route('loans.reschedules.index') }}" class="btn btn-outline-secondary">
                                        <i class="fas fa-times me-1"></i>Clear
                                    </a>
                                </div>
                            </div>
                        </form>
                    </div>

                    <!-- Reschedules Table -->
                    <div class="section-wrapper">
                        <div class="section-header">
                            <div class="icon-wrapper">
                                <i class="fas fa-list"></i>
                            </div>
                            <h5>Reschedule Requests</h5>
                        </div>
                        <div class="table-responsive">
                            <table class="table table-hover client-table">
                                <thead>
                                    <tr>
                                        <th>LOAN NUMBER</th>
                                        <th>CLIENT</th>
                                        <th>RESCHEDULE TYPE</th>
                                        <th>OLD TERMS</th>
                                        <th>NEW TERMS</th>
                                        <th>REASON</th>
                                        <th>STATUS</th>
                                        <th>ACTIONS</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @forelse($reschedules as $reschedule)
                                    <tr>
                                        <td>
                                            <strong>{{ $reschedule->loan->loan_number }}</strong>
                                        </td>
                                        <td>
                                            <div class="d-flex align-items-center">
                                                <div class="client-avatar me-2">
                                                    <i class="fas fa-user"></i>
                                                </div>
                                                <div>
@php
                                                    $loan = $reschedule->loan;
                                                    $client = $loan?->client;
                                                    $clientNumber = $client?->client_number;
                                                    @endphp

                                                    <div class="fw-semibold">
                                                        {{ $client?->first_name }} {{ $client?->last_name }}
                                                        @if(!$client)
                                                            <span class="text-danger">(Missing client)</span>
                                                        @endif
                                                    </div>
                                                    <small class="text-muted">{{ $clientNumber ?? 'N/A' }}</small>
                                                </div>
                                            </div>
                                        </td>
                                        <td>
                                            <span class="status-badge badge bg-info">{{ $reschedule->formatted_reschedule_type }}</span>
                                        </td>
                                        <td>
                                            <span class="text-muted">${{ number_format($reschedule->old_amount, 2) }}, {{ $reschedule->old_duration }}m, {{ $reschedule->old_interest_rate }}%</span>
                                        </td>
                                        <td>
                                            <span>${{ number_format($reschedule->new_amount, 2) }}, {{ $reschedule->new_duration }}m, {{ $reschedule->new_interest_rate }}%</span>
                                        </td>
                                        <td>
                                            <span class="text-muted">{{ \Illuminate\Support\Str::limit($reschedule->reason, 50) }}</span>
                                        </td>
                                        <td>
                                            @if($reschedule->status == 'pending')
                                                <span class="status-badge badge bg-warning"><i class="fas fa-clock me-1"></i>Pending</span>
                                            @elseif($reschedule->status == 'approved')
                                                <span class="status-badge badge bg-success"><i class="fas fa-check-circle me-1"></i>Approved</span>
                                            @else
                                                <span class="status-badge badge bg-danger"><i class="fas fa-times-circle me-1"></i>Rejected</span>
                                            @endif
                                        </td>
                                        <td>
                                            <div class="action-buttons-table">
                                                <a href="{{ route('loans.show', $reschedule->loan) }}" class="btn-action btn-view" title="View Loan">
                                                    <i class="fas fa-eye"></i>
                                                </a>

                                                @if(Auth::user()->hasPermission('loans.approve'))
                                                    @if($reschedule->isPending())
                                                        <button type="button" class="btn-action btn-success" title="Approve"
                                                                data-bs-toggle="modal" data-bs-target="#approveModal{{ $reschedule->id }}">
                                                            <i class="fas fa-check"></i>
                                                        </button>
                                                        <button type="button" class="btn-action btn-danger" title="Reject"
                                                                data-bs-toggle="modal" data-bs-target="#rejectModal{{ $reschedule->id }}">
                                                            <i class="fas fa-times"></i>
                                                        </button>
                                                    @endif
                                                @endif

                                                @if($reschedule->approval_notes)
                                                    <button type="button" class="btn-action btn-info" title="View Notes"
                                                            data-bs-toggle="popover" data-bs-content="{{ $reschedule->approval_notes }}">
                                                        <i class="fas fa-sticky-note"></i>
                                                    </button>
                                                @endif
                                            </div>

                                            <!-- Approve Modal -->
                                            <div class="modal fade" id="approveModal{{ $reschedule->id }}" tabindex="-1" aria-hidden="true">
                                                <div class="modal-dialog">
                                                    <div class="modal-content">
                                                        <div class="modal-header">
                                                            <h5 class="modal-title">Approve Reschedule</h5>
                                                            <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                                                        </div>
                                                        <form action="{{ route('loans.reschedules.approve', $reschedule) }}" method="POST">
                                                            @csrf
                                                            <div class="modal-body">
                                                                <p>Are you sure you want to approve this reschedule request?</p>
                                                                <div class="mb-3">
                                                                    <label for="approval_notes_{{ $reschedule->id }}" class="form-label">Approval Notes (Optional)</label>
                                                                    <textarea name="approval_notes" id="approval_notes_{{ $reschedule->id }}" class="form-control" rows="3" placeholder="Add any notes..."></textarea>
                                                                </div>
                                                            </div>
                                                            <div class="modal-footer">
                                                                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                                                                <button type="submit" class="btn btn-success">Approve Reschedule</button>
                                                            </div>
                                                        </form>
                                                    </div>
                                                </div>
                                            </div>

                                            <!-- Reject Modal -->
                                            <div class="modal fade" id="rejectModal{{ $reschedule->id }}" tabindex="-1" data-bs-backdrop="static" aria-hidden="true">
                                                <div class="modal-dialog">
                                                    <div class="modal-content">
                                                        <div class="modal-header">
                                                            <h5 class="modal-title">Reject Reschedule</h5>
                                                            <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
                                                        </div>
                                                        <form action="{{ route('loans.reschedules.reject', $reschedule) }}" method="POST">
                                                            @csrf
                                                            <div class="modal-body">
                                                                <div class="alert alert-warning">
                                                                    <i class="fas fa-exclamation-triangle me-2"></i>
                                                                    Are you sure you want to reject this reschedule request?
                                                                </div>
                                                                <div class="mb-3">
                                                                    <label for="rejection_reason_{{ $reschedule->id }}" class="form-label">Rejection Reason <span class="text-danger">*</span></label>
                                                                    <textarea name="approval_notes" id="rejection_reason_{{ $reschedule->id }}"
                                                                              class="form-control" rows="3"
                                                                              placeholder="Please provide a reason for rejection..."
                                                                              required></textarea>
                                                                </div>
                                                            </div>
                                                            <div class="modal-footer">
                                                                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                                                                <button type="submit" class="btn btn-danger">Reject Reschedule</button>
                                                            </div>
                                                        </form>
                                                    </div>
                                                </div>
                                            </div>
                                         </td>
                                    </tr>
                                    @empty
                                    <tr>
                                        <td colspan="8" class="text-center py-5">
                                            <div class="empty-state">
                                                <i class="fas fa-calendar-alt fa-3x text-muted mb-3"></i>
                                                <h4 class="text-muted">No reschedule requests found</h4>
                                                <p class="text-muted mb-3">No reschedule records match your criteria.</p>
                                            </div>
                                        </td>
                                    </tr>
                                    @endforelse
                                </tbody>
                            </table>
                        </div>

                        <!-- Pagination -->
                        @if($reschedules->hasPages())
                        <div class="d-flex justify-content-between align-items-center mt-4">
                            <div class="text-muted">
                                Showing {{ $reschedules->firstItem() }} to {{ $reschedules->lastItem() }} of {{ $reschedules->total() }} reschedules
                            </div>
                            {{ $reschedules->appends(request()->query())->links() }}
                        </div>
                        @endif
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<style>
.navigation-bar {
    background: white;
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    border-bottom: 2px solid #e5e7eb;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.page-title h1 {
    color: #111827;
    font-weight: 700;
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
}

.page-title p {
    color: #6b7280;
    margin-bottom: 0;
}

.form-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    border: none;
    overflow: hidden;
}

.section-wrapper {
    background: #f9fafb;
    padding: 1.5rem;
    border-radius: 14px;
    border: 2px solid #e5e7eb;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.section-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid #198754;
}

.section-header h5 {
    margin: 0;
    font-weight: 700;
    font-size: 1.1rem;
    color: #198754;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-header .icon-wrapper {
    width: 36px;
    height: 36px;
    background: #198754;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

.client-table {
    margin-bottom: 0;
}

.client-table thead th {
    background: #f9fafb;
    border-bottom: 2px solid #e5e7eb;
    padding: 1rem 0.75rem;
    font-weight: 700;
    color: #374151;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    vertical-align: middle;
}

.client-table tbody td {
    padding: 1rem 0.75rem;
    vertical-align: middle;
    border-bottom: 1px solid #f3f4f6;
}

.client-table tbody tr {
    transition: all 0.2s ease;
}

.client-table tbody tr:hover {
    background: #f9fafb;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.client-avatar {
    width: 36px;
    height: 36px;
    background: #198754;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.875rem;
}

.status-badge {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

.action-buttons-table {
    display: flex;
    gap: 0.5rem;
}

.btn-action {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    text-decoration: none;
    cursor: pointer;
}

.btn-view {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.btn-view:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-1px);
}

.btn-success {
    background: rgba(25, 135, 84, 0.1) !important;
    color: #198754 !important;
}

.btn-success:hover {
    background: #198754 !important;
    color: white !important;
    transform: translateY(-1px);
}

.btn-danger {
    background: rgba(220, 53, 69, 0.1) !important;
    color: #dc3545 !important;
}

.btn-danger:hover {
    background: #dc3545 !important;
    color: white !important;
    transform: translateY(-1px);
}

.btn-info {
    background: rgba(59, 130, 246, 0.1) !important;
    color: #3b82f6 !important;
}

.btn-info:hover {
    background: #3b82f6 !important;
    color: white !important;
    transform: translateY(-1px);
}

.empty-state {
    padding: 2rem 0;
}

.empty-state i {
    opacity: 0.5;
}

/* Pagination Styles */
.pagination {
    margin-bottom: 0;
}

.pagination .page-link {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    line-height: 1.25;
    border-radius: 0.375rem;
    margin: 0 0.125rem;
    border: 1px solid #dee2e6;
    color: #6c757d;
    font-weight: 500;
    transition: all 0.2s ease;
}

.pagination .page-link:hover {
    background-color: #198754;
    border-color: #198754;
    color: white;
    transform: translateY(-1px);
}

.pagination .page-item.active .page-link {
    background-color: #198754;
    border-color: #198754;
    color: white;
    box-shadow: 0 2px 4px rgba(25, 135, 84, 0.2);
}

.pagination .page-item.disabled .page-link {
    color: #6c757d;
    background-color: transparent;
    border-color: #dee2e6;
}

/* Alert styling */
.alert-warning {
    background-color: #fff3cd;
    border-color: #ffeeba;
    color: #856404;
}

@media (max-width: 768px) {
    .navigation-bar {
        padding: 1rem 0;
    }

    .page-title h1 {
        font-size: 1.5rem;
    }

    .form-card .card-body {
        padding: 1.5rem;
    }

    .section-wrapper {
        padding: 1rem;
    }

    .client-table thead {
        display: none;
    }

    .client-table tbody tr {
        display: block;
        margin-bottom: 1rem;
        border: 1px solid #e5e7eb;
        border-radius: 8px;
        padding: 1rem;
    }

    .client-table tbody td {
        display: block;
        text-align: right;
        padding: 0.5rem 0;
        border: none;
    }

    .client-table tbody td::before {
        content: attr(data-label);
        float: left;
        font-weight: 600;
        text-transform: uppercase;
        font-size: 0.75rem;
        color: #6b7280;
    }

    .action-buttons-table {
        justify-content: flex-end;
    }
}
</style>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // Initialize popovers only - NO MODAL INITIALIZATION
    var popoverTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="popover"]'))
    var popoverList = popoverTriggerList.map(function (popoverTriggerEl) {
        return new bootstrap.Popover(popoverTriggerEl)
    });

    // Simple validation for reject modals - NO MODAL SHOW/HIDE HANDLERS
    const rejectForms = document.querySelectorAll('#rejectModal form');
    rejectForms.forEach(form => {
        form.addEventListener('submit', function(e) {
            const reasonField = this.querySelector('textarea[name="approval_notes"]');
            if (reasonField && reasonField.hasAttribute('required')) {
                if (!reasonField.value.trim()) {
                    e.preventDefault();
                    alert('Please provide a reason for rejection.'); // Simple alert instead of complex validation
                    reasonField.style.borderColor = '#dc3545';
                    reasonField.focus();
                    return false;
                }
            }

            // Disable submit button to prevent double submission
            const submitBtn = this.querySelector('button[type="submit"]');
            if (submitBtn) {
                submitBtn.disabled = true;
                submitBtn.innerHTML = '<span class="spinner-border spinner-border-sm me-1" role="status" aria-hidden="true"></span> Processing...';
            }
        });
    });

    // Add data labels for mobile responsive table
    const tableCells = document.querySelectorAll('.client-table tbody td');
    const tableHeaders = document.querySelectorAll('.client-table thead th');

    if (tableCells.length > 0 && tableHeaders.length > 0) {
        tableCells.forEach((cell, index) => {
            const headerIndex = index % tableHeaders.length;
            if (tableHeaders[headerIndex]) {
                const label = tableHeaders[headerIndex].textContent;
                cell.setAttribute('data-label', label);
            }
        });
    }
});
</script>
@endsection