<?php

namespace Database\Seeders\Demo;

use App\Model\AdCreative;
use App\Model\AdTemplate;
use App\Model\CustomerEmailTemplate;
use App\Model\FormTemplate;
use App\Model\SystemEmailTemplate;
use App\Model\Template;
use App\Services\TemplateService;
use Illuminate\Support\Str;
use Database\Seeders\TemplateSeeder;

/**
 * Stage 09 — per-customer saved email templates.
 *
 * Copies from SystemEmailTemplate (canonical designs seeded by TemplateSeeder)
 * into CustomerEmailTemplate for each demo customer.
 *
 * IMPORTANT: Only picks from SystemEmailTemplate, NOT from the global Template
 * pool — that pool contains thousands of campaign-created copies with ugly
 * names like "[Campaign: 69d5fae368691]" which should never appear in
 * a customer's saved templates list.
 */
class Stage09_TemplatesSeeder extends AbstractDemoSeeder
{
    protected int $fakerOffset = 9;

    public function run(): void
    {
        $f = $this->faker();

        // Source: only canonical system email templates (Blank, Minimal, Gallery, etc.)
        $systemTemplates = SystemEmailTemplate::with('template')->get()->filter(fn ($s) => $s->template !== null);

        if ($systemTemplates->isEmpty()) {
            $this->log('no system email templates found — running TemplateSeeder to seed them');
            try {
                (new TemplateSeeder())->run();
                $systemTemplates = SystemEmailTemplate::with('template')->get()->filter(fn ($s) => $s->template !== null);
            } catch (\Throwable $e) {
                $this->log('could not seed templates: ' . $e->getMessage());
                return;
            }
        }

        if ($systemTemplates->isEmpty()) {
            $this->log('still no system email templates — skipping');
            return;
        }

        $customers = Stage03_CustomersSeeder::$created;
        $totalSaved = 0;

        foreach ($customers as $customerKey => $customer) {
            $count = $f->numberBetween(3, min(6, $systemTemplates->count()));
            $picks = $systemTemplates->random($count);

            foreach ($picks as $sysTemplate) {
                // TemplateService::setTemplate() associates template_id and saves the
                // subject — do NOT save $cet manually, template_id is NOT NULL.
                $cet = new CustomerEmailTemplate();
                $cet->customer_id = $customer->id;
                TemplateService::for($cet)->setTemplate($sysTemplate->template, $sysTemplate->name);
                $totalSaved++;
            }
            $this->log("customer {$customerKey}: {$count} saved templates");
        }
        $this->log("seeded {$totalSaved} customer email templates from " . $systemTemplates->count() . " system designs");

        // Form templates: seed canonical Popup form templates if missing
        if (FormTemplate::count() === 0) {
            $this->log('no form templates — running TemplateSeeder::resetFormTemplates()');
            try {
                (new TemplateSeeder())->resetFormTemplates();
                $this->log('seeded ' . FormTemplate::count() . ' canonical form templates');
            } catch (\Throwable $e) {
                $this->log('could not auto-seed form templates: ' . $e->getMessage());
            }
        }

        // Ad templates are seeded by Stage22_AdsSeeder, which reads sample JSON
        // + SVG thumbnails from resources/themes/default/master/sample/ads/
        // (one-way synced from builderjs via copy.sh). Do not inline ad content
        // arrays here — see docs/builderjs-integration/BUILDER_CONNECT.md "Sample Templates +
        // Thumbnails — ONE-WAY RULE".

        // Ad creatives — give primary customer 2 realistic creatives so the
        // creatives listing + overview card show content on the demo site.
        $primaryCustomer = $customers['primary'] ?? reset($customers);
        if ($primaryCustomer && AdCreative::where('customer_id', $primaryCustomer->id)->count() === 0) {
            $this->seedAdCreativesForCustomer($primaryCustomer);
        }
    }

    /**
     * Seed 2 ad creatives for the primary demo customer so the listing +
     * campaign overview preview show meaningful content on the demo site.
     *
     * Reads builder_content from the shipped sample JSONs on disk. No inline
     * PHP content arrays — see docs/builderjs-integration/BUILDER_CONNECT.md "Sample Templates +
     * Thumbnails — ONE-WAY RULE".
     */
    protected function seedAdCreativesForCustomer($customer): void
    {
        $base = resource_path('themes/default/master/sample/ads');
        $loadSample = function (string $file) use ($base): ?array {
            $path = $base . '/' . $file . '.json';
            if (!is_file($path)) return null;
            $decoded = json_decode((string) file_get_contents($path), true);
            return is_array($decoded) ? $decoded : null;
        };

        $creatives = [
            [
                'name' => 'Summer Sale — Meta Feed',
                'type' => AdCreative::TYPE_IMAGE,
                'headline' => 'Unlock 30% off your first order',
                'primary_text' => 'Join thousands of happy customers. Limited time offer — tap Shop Now to claim yours today.',
                'description' => 'Limited time',
                'call_to_action' => 'shop_now',
                'destination_url' => 'https://example.com/summer-sale',
                'image_url' => 'https://images.unsplash.com/photo-1556742049-0cfed4f6a45d?w=1080&h=1080&fit=crop',
                'sample_file' => 'FacebookFeed',
            ],
            [
                'name' => 'Spring Collection — Instagram',
                'type' => AdCreative::TYPE_IMAGE,
                'headline' => 'Style that speaks for itself',
                'primary_text' => 'Discover the new collection — crafted for everyday confidence.',
                'description' => 'Shop the look',
                'call_to_action' => 'shop_now',
                'destination_url' => 'https://example.com/spring',
                'image_url' => 'https://images.unsplash.com/photo-1542291026-7eec264c27ff?w=1080&h=1080&fit=crop',
                'sample_file' => 'InstagramStory',
            ],
        ];

        foreach ($creatives as $data) {
            AdCreative::create([
                'uid' => Str::random(32),
                'customer_id' => $customer->id,
                'name' => $data['name'],
                'type' => $data['type'],
                'headline' => $data['headline'],
                'primary_text' => $data['primary_text'],
                'description' => $data['description'],
                'call_to_action' => $data['call_to_action'],
                'destination_url' => $data['destination_url'],
                'image_url' => $data['image_url'],
                'builder_content' => $loadSample($data['sample_file']),
            ]);
        }
        $this->log('seeded 2 ad creatives for primary customer');
    }

}