<?php

namespace Database\Seeders;

use App\Models\Product;
use App\Models\Warehouse;
use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\DB;

class StockMoveSeeder extends Seeder
{
    public function run(): void
    {
        $products = Product::all();
        $warehouses = Warehouse::all();

        // Sample movements over the past 12 months
        // Mix of transfers, intakes, adjustments, sales
        $movements = [
            // May 2025
            ['product_id' => 1, 'from_id' => null, 'to_id' => 1, 'qty' => 500, 'type' => 'intake', 'date' => '2025-05-10'],
            ['product_id' => 2, 'from_id' => 1, 'to_id' => 2, 'qty' => 120, 'type' => 'transfer', 'date' => '2025-05-15'],
            ['product_id' => 3, 'from_id' => null, 'to_id' => 2, 'qty' => 300, 'type' => 'intake', 'date' => '2025-05-20'],

            // June 2025
            ['product_id' => 4, 'from_id' => 1, 'to_id' => null, 'qty' => 45, 'type' => 'sale', 'date' => '2025-06-05'],
            ['product_id' => 5, 'from_id' => 2, 'to_id' => 3, 'qty' => 200, 'type' => 'transfer', 'date' => '2025-06-12'],
            ['product_id' => 6, 'from_id' => null, 'to_id' => 1, 'qty' => 1000, 'type' => 'intake', 'date' => '2025-06-18'],

            // July 2025
            ['product_id' => 1, 'from_id' => 1, 'to_id' => null, 'qty' => 150, 'type' => 'sale', 'date' => '2025-07-08'],
            ['product_id' => 2, 'from_id' => 2, 'to_id' => 1, 'qty' => 80, 'type' => 'transfer', 'date' => '2025-07-14'],
            ['product_id' => 3, 'from_id' => 2, 'to_id' => null, 'qty' => 100, 'type' => 'sale', 'date' => '2025-07-22'],

            // August 2025
            ['product_id' => 4, 'from_id' => null, 'to_id' => 2, 'qty' => 50, 'type' => 'intake', 'date' => '2025-08-05'],
            ['product_id' => 5, 'from_id' => 3, 'to_id' => 1, 'qty' => 90, 'type' => 'transfer', 'date' => '2025-08-11'],

            // ... skip ahead to recent months for better visibility ...

            // March 2026
            ['product_id' => 6, 'from_id' => null, 'to_id' => 3, 'qty' => 450, 'type' => 'intake', 'date' => '2026-03-10'],
            ['product_id' => 1, 'from_id' => 3, 'to_id' => 2, 'qty' => 160, 'type' => 'transfer', 'date' => '2026-03-18'],
            ['product_id' => 2, 'from_id' => 1, 'to_id' => null, 'qty' => 95, 'type' => 'sale', 'date' => '2026-03-25'],

            // April 2026
            ['product_id' => 3, 'from_id' => null, 'to_id' => 1, 'qty' => 280, 'type' => 'intake', 'date' => '2026-04-02'],
            ['product_id' => 4, 'from_id' => 2, 'to_id' => 3, 'qty' => 15, 'type' => 'transfer', 'date' => '2026-04-08'],
            ['product_id' => 5, 'from_id' => 1, 'to_id' => null, 'qty' => 110, 'type' => 'sale', 'date' => '2026-04-15'],

            // May 2026 (Recent - visible in dashboard)
            ['product_id' => 6, 'from_id' => 3, 'to_id' => 1, 'qty' => 320, 'type' => 'transfer', 'date' => '2026-05-02'],
            ['product_id' => 1, 'from_id' => null, 'to_id' => 2, 'qty' => 200, 'type' => 'intake', 'date' => '2026-05-05'],
            ['product_id' => 2, 'from_id' => 2, 'to_id' => null, 'qty' => 75, 'type' => 'sale', 'date' => '2026-05-08'],
            ['product_id' => 3, 'from_id' => 1, 'to_id' => 3, 'qty' => 140, 'type' => 'transfer', 'date' => '2026-05-10'],
            ['product_id' => 4, 'from_id' => null, 'to_id' => 3, 'qty' => 25, 'type' => 'intake', 'date' => '2026-05-12'],
        ];

        foreach ($movements as $movement) {
            DB::table('stock_moves')->insert([
                'product_id' => $movement['product_id'],
                'from_warehouse_id' => $movement['from_id'],
                'to_warehouse_id' => $movement['to_id'],
                'qty_base' => $movement['qty'],
                'move_type' => $movement['type'],
                'ref_type' => null,
                'ref_id' => null,
                'moved_at' => $movement['date'],
                'created_at' => $movement['date'],
                'updated_at' => $movement['date'],
            ]);
        }
    }
}