@extends('layouts.admin')

@section('title', $package->exists ? 'Edit Package' : 'New Package')
@section('heading', $package->exists ? 'Edit Package' : 'New Package')
@section('subheading', $package->exists
    ? 'Changes apply to licenses generated from here on.'
    : 'Sets the term, cycle and price every license generated from it inherits.')

@php
    // Seeds the shared field partial's Alpine state with exactly what the
    // server rendered into the inputs, so the two never disagree — including
    // after a validation bounce, where old() wins.
    $initial = [
        'id'             => $package->id,
        'name'           => old('name', $package->name),
        'duration_days'  => old('duration_days', $package->duration_days) ?? '',
        'price'          => (string) old('price', $package->price ?? 0),
        'billing_period' => old('billing_period', $package->billing_period ?? 'custom'),
        'sort_order'     => (int) old('sort_order', $package->sort_order ?? 0),
        'is_active'      => (bool) old('is_active', $package->is_active ?? true),
    ];

    // Counted once: this drives the header line, the delete copy and whether
    // deleting is offered at all.
    $issued = $package->exists ? $package->licenses()->count() : 0;
@endphp

@section('content')
    <div class="mx-auto max-w-3xl" x-data="packageForm(@js($initial))">

        <form method="POST"
              action="{{ $package->exists ? route('packages.update', $package) : route('packages.store') }}"
              class="surface overflow-hidden">
            @csrf
            @if ($package->exists) @method('PUT') @endif

            <header class="flex items-center gap-3 border-b border-slate-200/70 px-5 py-4 dark:border-white/[0.06]">
                <span class="grid size-10 shrink-0 place-items-center rounded-xl bg-gradient-to-br from-brand-500
                             to-brand-700 text-white shadow-lg shadow-brand-600/30" aria-hidden="true">
                    <x-icon name="package" class="size-5" />
                </span>
                <div class="min-w-0">
                    <h2 class="text-sm font-semibold text-slate-900 dark:text-white">
                        {{ $package->exists ? $package->name : 'Package details' }}
                    </h2>
                    <p class="text-xs text-slate-500 dark:text-slate-400">
                        @if ($package->exists)
                            {{ $issued }} {{ Str::plural('license', $issued) }} issued from this package
                        @else
                            Fill in the term, the billing cycle and the price
                        @endif
                    </p>
                </div>
            </header>

            <div class="px-5 py-5">
                @include('packages.partials.fields', ['package' => $package])
            </div>

            <footer class="flex flex-wrap items-center justify-end gap-2 border-t border-slate-200/70 px-5 py-3.5
                           dark:border-white/[0.06]">
                <a href="{{ route('packages.index') }}"
                   class="rounded-xl border border-slate-200 px-4 py-2 text-sm font-semibold text-slate-600
                          transition hover:bg-slate-50 dark:border-white/10 dark:text-slate-300 dark:hover:bg-white/5">
                    Cancel
                </a>
                <button type="submit" class="btn-primary">
                    <x-icon name="check" class="size-4" />
                    {{ $package->exists ? 'Save changes' : 'Create package' }}
                </button>
            </footer>
        </form>

        {{-- Deleting lives outside the save form: two submit paths in one form
             is how a "save" ends up deleting something. --}}
        @if ($package->exists)
            <div class="surface mt-4 flex flex-wrap items-center justify-between gap-3 border-red-200/60 p-4
                        dark:border-red-500/20">
                <div class="min-w-0">
                    <h2 class="text-sm font-semibold text-slate-900 dark:text-white">Delete this package</h2>
                    <p class="mt-0.5 text-xs text-slate-500 dark:text-slate-400">
                        @if ($issued > 0)
                            Not possible while licenses reference it. Deactivate it instead — it stops being offered
                            without breaking the licenses already issued.
                        @else
                            Permanent. The package is not referenced by any license.
                        @endif
                    </p>
                </div>

                @if ($issued > 0)
                    <span class="shrink-0 cursor-not-allowed rounded-xl border border-slate-200 px-4 py-2 text-sm
                                 font-semibold text-slate-400 dark:border-white/10 dark:text-slate-500">
                        Delete
                    </span>
                @else
                    <form method="POST" action="{{ route('packages.destroy', $package) }}" class="shrink-0"
                          onsubmit="return confirm('Delete “{{ $package->name }}”? This cannot be undone.')">
                        @csrf @method('DELETE')
                        <button type="submit"
                                class="rounded-xl border border-red-200 px-4 py-2 text-sm font-semibold text-red-600
                                       transition hover:bg-red-50 dark:border-red-500/30 dark:text-red-400
                                       dark:hover:bg-red-500/10">
                            Delete package
                        </button>
                    </form>
                @endif
            </div>
        @endif
    </div>
@endsection