<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use App\Models\Tenant;
use App\Models\Event;
use App\Models\Package;
use App\Models\TenantPackage;
use App\Models\EventPackage;
use App\Models\PackagePurchase;
use Illuminate\Support\Facades\DB;

class MigrateToPackages extends Command
{
    protected $signature = 'packages:migrate';
    protected $description = 'Migrate existing credits data to packages';

    public function handle()
    {
        DB::transaction(function () {
            // Find Free package for endcustomer
            $freePackage = Package::where('name', 'Free / Test')->where('type', 'endcustomer')->first();
            if (!$freePackage) {
                $this->error('Free package not found. Run seeder first.');
                return 1;
            }

            $resellerPackage = Package::where('name', 'Reseller S')->where('type', 'reseller')->first();
            if (!$resellerPackage) {
                $this->error('Reseller package not found. Run seeder first.');
                return 1;
            }

            // Migrate tenants with credits to tenant_packages (reseller free)
            $tenants = Tenant::where('event_credits_balance', '>', 0)->get();
            foreach ($tenants as $tenant) {
                $initialEvents = floor($tenant->event_credits_balance / 100); // Arbitrary conversion
                TenantPackage::create([
                    'tenant_id' => $tenant->id,
                    'package_id' => $resellerPackage->id,
                    'price' => 0,
                    'purchased_at' => now(),
                    'expires_at' => now()->addYear(),
                    'used_events' => 0,
                    'active' => true,
                ]);

                PackagePurchase::create([
                    'tenant_id' => $tenant->id,
                    'package_id' => $resellerPackage->id,
                    'type' => 'reseller_subscription',
                    'provider_id' => 'migration',
                    'price' => 0,
                    'metadata' => ['migrated_credits' => $tenant->event_credits_balance],
                ]);

                $this->info("Migrated tenant {$tenant->name} with {$tenant->event_credits_balance} credits to Reseller S package.");
            }

            // Migrate events to event_packages (free)
            $events = Event::all();
            foreach ($events as $event) {
                EventPackage::create([
                    'event_id' => $event->id,
                    'package_id' => $freePackage->id,
                    'price' => 0,
                    'purchased_at' => $event->created_at,
                    'used_photos' => 0,
                ]);

                PackagePurchase::create([
                    'tenant_id' => $event->tenant_id,
                    'event_id' => $event->id,
                    'package_id' => $freePackage->id,
                    'type' => 'endcustomer',
                    'provider_id' => 'migration',
                    'price' => 0,
                    'metadata' => ['migrated_from_credits' => true],
                ]);

                $this->info("Migrated event {$event->name} to Free package.");
            }

            // Clear old credits data (assume drop migration already run)
            Tenant::where('event_credits_balance', '>', 0)->update(['event_credits_balance' => 0]);

            $this->info('Migration completed successfully.');
        });

        return 0;
    }
}