<?php

namespace Tests\Feature\Console;

use Illuminate\Support\Facades\DB;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
use Tests\Feature\FeatureTestCase;

class ImportWechatStatementTest extends FeatureTestCase
{
    public function test_imports_monthly_wechat_statement_and_replaces_the_same_month(): void
    {
        $connection = DB::connection('business_mirror');
        $connection->table('fin_accounts')->insert([
            'company_name' => '朱俊祥',
            'account_short' => '朱俊祥微信',
            'account_type' => '个人微信',
            'current_balance' => 0,
        ]);
        $connection->table('fin_transactions')->insert([
            'txn_date' => '2026-10-03',
            'account_short' => '朱俊祥微信',
            'detail' => '旧月份记录',
            'income' => 1,
            'expense' => 0,
            'balance' => 101,
            'source' => 'wechat-statement',
            'source_value' => '朱俊祥微信',
            'process_type' => '公司微信收支流水',
            'row_key' => 'old-wechat-statement',
        ]);
        $file = $this->workbook([
            ['日期', '简称', '收入', '支出', '余额'],
            [null, '朱俊祥微信', null, null, 100],
            ['10/4/2026', '朱俊祥微信', 20, null, 120],
            ['10/5/2026', '朱俊祥微信', null, 5, 115],
        ]);

        $this->artisan('finance-ledger:import-wechat-statement', [
            'path' => $file,
            '--dry-run' => true,
        ])->assertExitCode(0);
        $this->assertDatabaseHas('fin_transactions', [
            'row_key' => 'old-wechat-statement',
        ], 'business_mirror');

        $this->artisan('finance-ledger:import-wechat-statement', [
            'path' => $file,
        ])->assertExitCode(0);

        $this->assertDatabaseMissing('fin_transactions', [
            'row_key' => 'old-wechat-statement',
        ], 'business_mirror');
        $this->assertSame(2, $connection->table('fin_transactions')
            ->where('source', 'wechat-statement')
            ->where('account_short', '朱俊祥微信')
            ->count());
        $this->assertDatabaseHas('fin_transactions', [
            'txn_date' => '2026-10-04',
            'account_short' => '朱俊祥微信',
            'income' => 20,
            'balance' => 120,
            'source' => 'wechat-statement',
        ], 'business_mirror');
        $this->assertDatabaseHas('fin_transactions', [
            'txn_date' => '2026-10-05',
            'account_short' => '朱俊祥微信',
            'expense' => 5,
            'balance' => 115,
        ], 'business_mirror');
        $this->assertDatabaseHas('fin_account_opening', [
            'account_short' => '朱俊祥微信',
            'opening_date' => '2026-10-01',
            'opening_balance' => 100,
        ], 'business_mirror');
        $this->assertDatabaseMissing('fin_daily_flows', [
            'account_short' => '朱俊祥微信',
        ], 'business_mirror');
        $this->assertSame(0.0, (float) $connection->table('fin_accounts')
            ->where('account_short', '朱俊祥微信')
            ->value('current_balance'));
    }

    public function test_unbalanced_wechat_statement_keeps_existing_rows(): void
    {
        DB::connection('business_mirror')->table('fin_accounts')->insert([
            'company_name' => '朱俊祥',
            'account_short' => '朱俊祥微信',
        ]);
        DB::connection('business_mirror')->table('fin_transactions')->insert([
            'txn_date' => '2026-10-03',
            'account_short' => '朱俊祥微信',
            'detail' => '应保留记录',
            'income' => 1,
            'expense' => 0,
            'balance' => 101,
            'source' => 'wechat-statement',
            'source_value' => '朱俊祥微信',
            'row_key' => 'wechat-unbalanced-existing',
        ]);
        $file = $this->workbook([
            ['日期', '简称', '收入', '支出', '余额'],
            [null, '朱俊祥微信', null, null, 100],
            ['10/4/2026', '朱俊祥微信', 20, null, 125],
        ]);

        $this->withExceptionHandling()->artisan('finance-ledger:import-wechat-statement', [
            'path' => $file,
        ])->assertExitCode(1);

        $this->assertDatabaseHas('fin_transactions', [
            'row_key' => 'wechat-unbalanced-existing',
        ], 'business_mirror');
    }

    /** @param list<list<mixed>> $rows */
    private function workbook(array $rows): string
    {
        $spreadsheet = new Spreadsheet();
        $spreadsheet->getActiveSheet()->fromArray($rows, null, 'A1');
        $path = tempnam(sys_get_temp_dir(), 'wechat-statement-') . '.xlsx';
        (new Xlsx($spreadsheet))->save($path);
        $spreadsheet->disconnectWorksheets();

        return $path;
    }
}