<?php

namespace Tests\Unit\EcommerceFinance;

use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;
use Modules\EcommerceFinance\AccountBillColumns;
use Modules\EcommerceFinance\Services\AccountLedgerRemarkMap;
use Tests\TestCase;

class AccountLedgerRemarkMapTest extends TestCase
{
    protected function setUp(): void
    {
        parent::setUp();

        Cache::flush();
        Schema::dropIfExists('ec_account_ledger_remarks');
        Schema::create('ec_account_ledger_remarks', function (Blueprint $table): void {
            $table->id();
            $table->string('platform', 32);
            $table->string('bill_item', 191);
            $table->string('ledger_remark', 191);
            $table->timestamps();
        });
    }

    protected function tearDown(): void
    {
        Cache::flush();
        Schema::dropIfExists('ec_account_ledger_remarks');

        parent::tearDown();
    }

    public function test_every_account_tab_places_ledger_remark_right_after_the_store_column(): void
    {
        foreach (AccountBillColumns::map() as $tab => $definition) {
            $columns = $definition['columns'] ?? [];
            $labels = array_map(static fn (array $column): string => (string) $column[0], $columns);

            $storeIndex = null;
            foreach ($labels as $index => $label) {
                if (in_array($label, ['店铺', '店铺名称'], true)) {
                    $storeIndex = $index;
                    break;
                }
            }

            $this->assertNotNull($storeIndex, $tab . ' 缺少店铺列');
            $this->assertSame('总账备注', $labels[$storeIndex + 1] ?? null, $tab . ' 的总账备注没有紧跟店铺列');
            $this->assertSame('payload.ledger_remark', $columns[$storeIndex + 1][1] ?? null, $tab . ' 的总账备注字段不正确');
        }
    }

    public function test_ledger_remark_filter_options_and_bill_items_are_scoped_per_tab(): void
    {
        $now = now();
        DB::table('ec_account_ledger_remarks')->insert([
            ['platform' => '京东', 'bill_item' => '货款(收)', 'ledger_remark' => '订单收入', 'created_at' => $now, 'updated_at' => $now],
            ['platform' => '京东', 'bill_item' => '佣金', 'ledger_remark' => '佣金', 'created_at' => $now, 'updated_at' => $now],
            ['platform' => '京喜', 'bill_item' => '货款(收)', 'ledger_remark' => '订单收入', 'created_at' => $now, 'updated_at' => $now],
            ['platform' => '淘宝', 'bill_item' => '服务费', 'ledger_remark' => '违约赔付', 'created_at' => $now, 'updated_at' => $now],
            ['platform' => '天猫', 'bill_item' => '服务费', 'ledger_remark' => '服务费', 'created_at' => $now, 'updated_at' => $now],
        ]);

        $map = new AccountLedgerRemarkMap();

        $this->assertSame(['佣金', '订单收入'], $map->remarksForTab('jd-transactions'));
        $this->assertSame(['订单收入'], $map->remarksForTab('jingxi'));
        $this->assertSame(['货款(收)'], $map->billItemsForTab('jd-transactions', '订单收入'));
        $this->assertSame([], $map->billItemsForTab('jd-transactions', '不存在的备注'));

        // 单平台页签不做店铺名前缀限制，直接按账单项目集合过滤。
        $single = $map->billItemGroupsForTab('jd-transactions', '订单收入');
        $this->assertCount(1, $single);
        $this->assertFalse($single[0]['isDefault']);
        $this->assertSame([], $single[0]['prefixes']);
        $this->assertSame([], $single[0]['excludePrefixes']);
        $this->assertSame(['货款(收)'], $single[0]['items']);

        // 淘系支付宝同一页签混有淘宝/天猫店铺：同名账单项目在两边对应不同总账备注。
        $taobao = $map->billItemGroupsForTab('taobao-alipay', '违约赔付');
        $this->assertCount(1, $taobao);
        $this->assertSame('淘宝', $taobao[0]['platform']);
        $this->assertTrue($taobao[0]['isDefault']);
        $this->assertSame(['淘宝'], $taobao[0]['prefixes']);
        $this->assertContains('天猫', $taobao[0]['excludePrefixes']);
        $this->assertSame(['服务费'], $taobao[0]['items']);

        $tmall = $map->billItemGroupsForTab('taobao-alipay', '服务费');
        $this->assertCount(1, $tmall);
        $this->assertSame('天猫', $tmall[0]['platform']);
        $this->assertFalse($tmall[0]['isDefault']);
        $this->assertSame(['天猫'], $tmall[0]['prefixes']);
        $this->assertSame([], $tmall[0]['excludePrefixes']);
        $this->assertSame(['服务费'], $tmall[0]['items']);
    }

    public function test_it_matches_platform_and_bill_item_then_decorates_rows(): void
    {
        $now = now();
        DB::table('ec_account_ledger_remarks')->insert([
            ['platform' => '抖音', 'bill_item' => '保费扣除', 'ledger_remark' => '运费险', 'created_at' => $now, 'updated_at' => $now],
            ['platform' => '天猫', 'bill_item' => '天猫佣金', 'ledger_remark' => '平台佣金', 'created_at' => $now, 'updated_at' => $now],
            ['platform' => '阿里巴巴', 'bill_item' => '1688大分销业务平台抽佣', 'ledger_remark' => '1688佣金', 'created_at' => $now, 'updated_at' => $now],
        ]);

        $map = new AccountLedgerRemarkMap();

        $this->assertSame('运费险', $map->remark('抖音-乾廷润凯家具专卖店', '抖音', '保费扣除'));
        $this->assertSame('平台佣金', $map->remark('天猫-卓尔家具旗舰店', '淘宝', '天猫佣金'));
        $this->assertSame('平台佣金', $map->remark('没有平台前缀的店铺', '天猫', '天猫佣金'));
        // 1688 / 新佰广 前缀按阿里巴巴口径匹配（店铺名不带「阿里巴巴」前缀）
        $this->assertSame('阿里巴巴', $map->platform('新佰广1688', '淘宝'));
        $this->assertSame('阿里巴巴', $map->platform('1688某某旗舰店', '淘宝'));
        $this->assertSame('1688佣金', $map->remark('新佰广1688', '淘宝', '1688大分销业务平台抽佣'));
        $this->assertNull($map->remark('抖音-乾廷润凯家具专卖店', '抖音', '不存在的账单项目'));

        $row = $map->decorate([
            'store_name' => '抖音-乾廷润凯家具专卖店',
            'bill_item' => '保费扣除',
            'payload' => ['settle_account' => 'TouTiaoFXGZJ'],
        ], 'douyin');

        $this->assertSame('运费险', $row['payload']['ledger_remark']);
        $this->assertSame('运费险', $row['ledger_remark']);
        $this->assertSame('TouTiaoFXGZJ', $row['payload']['settle_account']);

        $untouched = $map->decorate(['store_name' => '抖音-xx', 'bill_item' => '未知项目', 'payload' => []], 'douyin');
        $this->assertSame([], $untouched['payload']);
    }
}