<?php

namespace Tests\Unit\EcommerceFinance;

use Modules\EcommerceFinance\Services\SupplierStatementMatcher;
use Tests\TestCase;

class SupplierStatementMatcherTest extends TestCase
{
    public function test_seven_day_date_difference_matches_when_purchase_barcode_quantity_and_amount_match(): void
    {
        $mine = [[
            'purchaseNo' => '879735',
            'date' => '2026-09-10',
            'skuCode' => 'DNZ033609',
            'productCode' => 'DNZ033609N1178V01',
            'unitPrice' => '100',
            'qty' => '20',
            'amount' => '2000',
        ]];
        $theirs = [[
            'purchaseNo' => '879735',
            'createdAt' => '2026-09-17',
            'barcode' => 'DNZ033609N1097V01',
            'unitPrice' => '100',
            'qty' => '20',
            'amount' => '2000',
        ]];

        $result = (new SupplierStatementMatcher())->compare($mine, $theirs);

        $this->assertSame(1, $result['summary']['match']);
        $this->assertSame(0, $result['summary']['supplierExtra']);
        $this->assertSame(0, $result['summary']['supplierMissing']);
        $this->assertSame(0, $result['summary']['mismatch']);
        $this->assertSame(0.0, $result['summary']['differenceAmount']);
        $this->assertSame(2000.0, $result['summary']['settleAmount']);
        $this->assertSame(7, $result['rows'][0]['dateToleranceDays']);
        $this->assertStringContainsString('日期相差 7 天', $result['rows'][0]['note']);
    }

    public function test_date_difference_over_seven_days_remains_a_difference(): void
    {
        $mine = [[
            'purchaseNo' => '879735',
            'date' => '2026-09-10',
            'skuCode' => 'DNZ033609',
            'qty' => '20',
            'amount' => '2000',
        ]];
        $theirs = [[
            'purchaseNo' => '879735',
            'createdAt' => '2026-09-18',
            'barcode' => 'DNZ033609N1097V01',
            'qty' => '20',
            'amount' => '2000',
        ]];

        $result = (new SupplierStatementMatcher())->compare($mine, $theirs);

        $this->assertSame(0, $result['summary']['match']);
        $this->assertSame(1, $result['summary']['supplierExtra']);
        $this->assertSame(1, $result['summary']['supplierMissing']);
    }

    public function test_date_tolerance_still_requires_equal_quantity_and_amount(): void
    {
        $mine = [[
            'purchaseNo' => '879735',
            'date' => '2026-09-10',
            'skuCode' => 'DNZ033609',
            'qty' => '20',
            'amount' => '2000',
        ]];
        $theirs = [[
            'purchaseNo' => '879735',
            'createdAt' => '2026-09-12',
            'barcode' => 'DNZ033609N1097V01',
            'qty' => '19',
            'amount' => '1900',
        ]];

        $result = (new SupplierStatementMatcher())->compare($mine, $theirs);

        $this->assertSame(0, $result['summary']['match']);
        $this->assertSame(1, $result['summary']['supplierExtra']);
        $this->assertSame(1, $result['summary']['supplierMissing']);
    }
}