@extends('admin.layouts.master')
@section('title', 'Campaign Management')

@push('styles')
    <link href="https://cdn.jsdelivr.net/npm/remixicon@3.5.0/fonts/remixicon.css" rel="stylesheet">
    <style>
        @import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

        :root {
            --brand-primary: #4f46e5;
            --brand-primary-hover: #4338ca;
            --brand-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
            --brand-bg: #f8fafc;
            --surface-color: #ffffff;
            --text-main: #0f172a;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --radius-sm: 8px;
            --radius-md: 16px;
            --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
            --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
            --shadow-hover: 0 20px 25px -5px rgb(0 0 0 / 0.1);
        }

        body {
            background-color: var(--brand-bg);
            font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
            color: var(--text-main);
            letter-spacing: -0.01em;
        }

        /* --- Modern Typography --- */
        .text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
        }

        /* --- Offcanvas & Forms --- */
        .offcanvas {
            width: 480px !important;
            border-left: none;
            box-shadow: -20px 0 40px rgba(0,0,0,0.08);
            border-top-left-radius: 24px;
            border-bottom-left-radius: 24px;
        }
        .offcanvas-header {
            padding: 2rem 2rem 1.5rem;
            border-bottom: 1px solid #f1f5f9;
        }
        .offcanvas-body {
            padding: 1.5rem 2rem 2rem;
        }
        .form-label {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.5rem;
        }
        .form-control, .form-select {
            background-color: #f8fafc;
            border: 1px solid transparent;
            padding: 0.85rem 1rem;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all 0.2s;
        }
        .form-control:focus, .form-select:focus {
            background-color: var(--surface-color);
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
        }

        /* Custom Radio Cards */
        .radio-card {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 1rem;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            gap: 12px;
            background: #fff;
        }
        .radio-card:hover {
            border-color: #cbd5e1;
            background: #f8fafc;
        }
        .target-radio:checked + .radio-card {
            border-color: var(--brand-primary);
            background: #eef2ff;
            box-shadow: 0 0 0 1px var(--brand-primary);
        }
        .target-radio:checked + .radio-card .icon-box {
            background: var(--brand-primary);
            color: white;
        }

        .btn-gradient {
            background: var(--brand-gradient);
            color: white;
            padding: 0.85rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            transition: all 0.3s;
            box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
        }
        .btn-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(79, 70, 229, 0.4);
            color: white;
        }
        .btn-save { width: 100%; border-radius: 12px; font-size: 1rem; }

        .course-checklist {
            max-height: 220px;
            overflow-y: auto;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 0.5rem;
            background: #f8fafc;
        }
        .checklist-item {
            display: flex;
            align-items: center;
            padding: 0.75rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
            background: #fff;
            margin-bottom: 4px;
            border: 1px solid transparent;
        }
        .checklist-item:hover { border-color: #e2e8f0; }
        .error-msg { color: #ef4444; font-size: 0.75rem; margin-top: 5px; display: none; font-weight: 500;}

        /* Livewire Component UI Elements */
        .search-wrapper input {
            background: var(--surface-color);
            border: 1px solid transparent;
            border-radius: 50px;
            padding: 0.8rem 1.5rem 0.8rem 3rem;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }
        .search-wrapper input:focus {
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.1);
            outline: none;
        }
        .modern-tabs {
            background: #f1f5f9;
            padding: 4px;
            border-radius: 50px;
            display: inline-flex;
        }
        .modern-tabs button {
            border-radius: 50px;
            padding: 8px 20px;
            font-weight: 600;
            font-size: 0.85rem;
            transition: all 0.3s ease;
            border: none;
            background: transparent;
        }
        .modern-tabs button.active {
            background: var(--surface-color);
            color: var(--brand-primary);
            box-shadow: var(--shadow-sm);
        }
        .campaign-card {
            background: var(--surface-color);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .campaign-card:hover {
            border-color: #cbd5e1;
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .dropdown-menu { border-radius: 12px; border: 1px solid var(--border-color); box-shadow: var(--shadow-md); padding: 8px; }
        .dropdown-item { border-radius: 8px; font-size: 0.85rem; font-weight: 500; transition: all 0.2s; }
        .dropdown-item:hover { background-color: #f8fafc; color: var(--brand-primary); }
        .dropdown-item.text-danger:hover { background-color: #fef2f2; color: #dc2626 !important; }
        .status-chip { font-size: 0.7rem; font-weight: 700; padding: 6px 12px; border-radius: 50px; text-transform: uppercase; display: inline-flex; align-items: center; gap: 6px; }
        .pulse-dot { width: 8px; height: 8px; border-radius: 50%; background-color: currentColor; animation: pulse 2s infinite; }
        @keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(currentcolor, 0.4); } 70% { box-shadow: 0 0 0 6px rgba(currentcolor, 0); } 100% { box-shadow: 0 0 0 0 rgba(currentcolor, 0); } }
        .discount-hero { font-size: 3rem; font-weight: 800; letter-spacing: -2px; line-height: 1; margin-right: 4px; }
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: transparent; }
        ::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 10px; }
    </style>
@endpush

@section('content')
    {{-- 1. LIVEWIRE COMPONENT --}}
    @livewire('admin.marketing.offers')

    {{-- 2. OFFCANVAS FORM --}}
    <div class="offcanvas offcanvas-end" tabindex="-1" id="offerOffcanvas">
        <div class="offcanvas-header bg-white">
            <div class="d-flex align-items-center gap-3">
                <div class="bg-indigo-50 text-primary p-2 rounded-3" style="background: #eef2ff;">
                    <i class="ri-price-tag-3-fill fs-4"></i>
                </div>
                <div>
                    <h5 class="fw-bolder m-0 text-dark" id="offcanvasLabel">New Campaign</h5>
                    <p class="text-muted small m-0 mt-1">Configure your discount rules</p>
                </div>
            </div>
            <button type="button" class="btn-close shadow-none" data-bs-dismiss="offcanvas"></button>
        </div>

        <div class="offcanvas-body">
            <form id="offerForm">
                @csrf
                <div id="methodField"></div>

                <div class="mb-4">
                    <label class="form-label">Internal Campaign Name</label>
                    <input type="text" name="name" id="name" class="form-control" placeholder="e.g. Summer Launch 2024">
                    <div class="error-msg"></div>
                </div>

                <div class="row g-3 mb-4">
                    <div class="col-6">
                        <label class="form-label">Discount Type</label>
                        <select name="type" id="type" class="form-select">
                            <option value="percentage">Percentage (%)</option>
                            <option value="fixed">Fixed Amount (₹)</option>
                        </select>
                    </div>
                    <div class="col-6">
                        <label class="form-label">Value</label>
                        <input type="number" name="value" id="value" class="form-control fw-bold text-primary" placeholder="0">
                        <div class="error-msg"></div>
                    </div>
                </div>

                <div class="mb-4">
                    <label class="form-label">Target Audience</label>
                    <div class="d-flex flex-column gap-2 mb-3">
                        <label class="position-relative">
                            <input class="form-check-input target-radio d-none" type="radio" name="target_type" value="all_courses" id="t1" checked>
                            <div class="radio-card">
                                <div class="icon-box d-flex align-items-center justify-content-center rounded-circle" style="width: 36px; height: 36px; background: #f1f5f9; color: #64748b; transition: all 0.2s;">
                                    <i class="ri-global-line fs-5"></i>
                                </div>
                                <div>
                                    <h6 class="m-0 fw-bold fs-6">All Active Courses</h6>
                                    <span class="text-muted small">Apply to entire catalog</span>
                                </div>
                            </div>
                        </label>

                        <label class="position-relative">
                            <input class="form-check-input target-radio d-none" type="radio" name="target_type" value="specific_courses" id="t2">
                            <div class="radio-card">
                                <div class="icon-box d-flex align-items-center justify-content-center rounded-circle" style="width: 36px; height: 36px; background: #f1f5f9; color: #64748b; transition: all 0.2s;">
                                    <i class="ri-focus-3-line fs-5"></i>
                                </div>
                                <div>
                                    <h6 class="m-0 fw-bold fs-6">Specific Selection</h6>
                                    <span class="text-muted small">Choose individual courses</span>
                                </div>
                            </div>
                        </label>
                    </div>

                    <div id="course_selector" style="display: none;">
                        <div class="position-relative mb-2">
                            <i class="ri-search-line position-absolute text-muted" style="left: 12px; top: 50%; transform: translateY(-50%);"></i>
                            <input type="text" id="course_search" class="form-control form-control-sm ps-4" placeholder="Search courses...">
                        </div>
                        <div class="course-checklist shadow-sm">
                            @foreach (\App\Models\Course::select('id', 'name', 'code')->orderBy('name')->get() as $c)
                                <label class="checklist-item shadow-sm">
                                    <input type="checkbox" name="courses[]" value="{{ $c->id }}" class="form-check-input me-3 checklist-checkbox course-item" style="width: 1.2em; height: 1.2em;" data-name="{{ strtolower($c->name) }}">
                                    <span class="fw-medium text-dark">{{ $c->name }}</span>
                                </label>
                            @endforeach
                        </div>
                    </div>
                </div>

                <div class="mb-4">
                    <label class="form-label">Duration</label>
                    <div class="row g-3">
                        <div class="col-6">
                            <input type="datetime-local" name="start_date" id="start_date" class="form-control">
                            <span class="small text-muted mt-1 d-block">Start Date</span>
                        </div>
                        <div class="col-6">
                            <input type="datetime-local" name="end_date" id="end_date" class="form-control">
                            <span class="small text-muted mt-1 d-block">End Date (Optional)</span>
                        </div>
                    </div>
                </div>

                <div class="d-flex align-items-center justify-content-between p-3 bg-light rounded-3 mb-4 border">
                    <div>
                        <h6 class="m-0 fw-bold">Campaign Status</h6>
                        <span class="small text-muted">Enable or pause immediately</span>
                    </div>
                    <div class="form-check form-switch m-0">
                        <input class="form-check-input" type="checkbox" name="is_active" id="is_active" checked style="width: 3em; height: 1.5em; cursor: pointer;">
                    </div>
                </div>

                <button type="submit" class="btn-gradient btn-save" id="saveBtn">Publish Campaign</button>
            </form>
        </div>
    </div>
@endsection

@push('scripts')
    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/jquery@3.7.1/dist/jquery.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/sweetalert2@11"></script>
    <script>
        const offcanvas = new bootstrap.Offcanvas(document.getElementById('offerOffcanvas'));

        $('.target-radio').change(function() {
            if ($(this).val() === 'specific_courses') {
                $('#course_selector').slideDown(250);
            } else {
                $('#course_selector').slideUp(250);
            }
        });

        $('#course_search').on('keyup', function() {
            let val = $(this).val().toLowerCase();
            $('.course-item').each(function() {
                let name = $(this).data('name');
                $(this).closest('.checklist-item').toggle(name.includes(val));
            });
        });

        window.openCreateModal = function() {
            $('#offerForm')[0].reset();
            $('#methodField').html('');
            $('#offcanvasLabel').text('New Campaign');
            $('#saveBtn').text('Publish Campaign');
            $('#t1').prop('checked', true).trigger('change');
            $('#offerForm').attr('action', "{{ route('admin.marketing.offers.store') }}");
            $('.is-invalid').removeClass('is-invalid border-danger');
            $('.error-msg').hide();
            offcanvas.show();
        };

        window.openEditModal = function(data, courses) {
            $('#offerForm')[0].reset();
            $('#offcanvasLabel').text('Edit Campaign');
            $('#saveBtn').text('Update Campaign');
            $('#name').val(data.name);
            $('#type').val(data.type);
            $('#value').val(data.value);
            if (data.start_date) $('#start_date').val(data.start_date.slice(0, 16));
            if (data.end_date) $('#end_date').val(data.end_date.slice(0, 16));
            $('#is_active').prop('checked', data.is_active);

            if (data.apply_to_all_courses) {
                $('#t1').prop('checked', true).trigger('change');
            } else {
                $('#t2').prop('checked', true).trigger('change');
                $('.checklist-checkbox').prop('checked', false);
                courses.forEach(c => {
                    $(`.checklist-checkbox[value="${c.id}"]`).prop('checked', true);
                });
            }

            let url = "{{ route('admin.marketing.offers.update', ':id') }}";
            $('#offerForm').attr('action', url.replace(':id', data.id));
            $('#methodField').html('<input type="hidden" name="_method" value="PUT">');
            offcanvas.show();
        };

        $('#offerForm').on('submit', function(e) {
            e.preventDefault();
            let btn = $('#saveBtn');
            let originalText = btn.text();
            btn.prop('disabled', true).html('<i class="ri-loader-4-line ri-spin me-2"></i> Syncing...');
            $('.is-invalid').removeClass('is-invalid border-danger');
            $('.error-msg').hide();

            $.ajax({
                url: $(this).attr('action'),
                type: 'POST',
                data: new FormData(this),
                contentType: false,
                processData: false,
                success: function(res) {
                    btn.prop('disabled', false).text(originalText);
                    offcanvas.hide();
                    Livewire.dispatch('refresh-offers');
                    Swal.fire({
                        icon: 'success',
                        title: 'Campaign Synced',
                        toast: true,
                        position: 'top-end',
                        showConfirmButton: false,
                        timer: 3000,
                        timerProgressBar: true
                    });
                },
                error: function(err) {
                    btn.prop('disabled', false).text(originalText);
                    if (err.status === 422) {
                        $.each(err.responseJSON.errors, function(key, val) {
                            $('#' + key).addClass('is-invalid border-danger').siblings('.error-msg').text(val[0]).slideDown();
                        });
                    }
                }
            });
        });

        window.confirmDelete = function(id) {
            Swal.fire({
                title: 'Terminate Campaign?',
                text: "This will remove all active discounts immediately.",
                icon: 'warning',
                showCancelButton: true,
                confirmButtonColor: '#ef4444',
                cancelButtonColor: '#94a3b8',
                confirmButtonText: 'Yes, Terminate',
                borderRadius: '16px'
            }).then((result) => {
                if (result.isConfirmed) {
                    let url = "{{ route('admin.marketing.offers.delete', ':id') }}";
                    $.ajax({
                        url: url.replace(':id', id),
                        type: "POST",
                        data: { _method: 'DELETE', _token: '{{ csrf_token() }}' },
                        success: function() {
                            Livewire.dispatch('refresh-offers');
                            Swal.fire({ icon: 'success', title: 'Terminated', toast: true, position: 'top-end', showConfirmButton: false, timer: 3000 });
                        }
                    });
                }
            });
        };
    </script>
@endpush