<?php

namespace Tests\Feature;

use Tests\TestCase;
use Illuminate\Support\Facades\Http;
use App\Models\OCRRecord;
use App\Models\OCRQuestionResult;

class OcrQuestionAnalysisTest extends TestCase
{
    /**
     * 不使用数据库事务，使用真实数据库
     */
    protected $connectionsToTransact = [];

    /**
     * 测试OCR题目分析API
     *
     * 从数据库获取已OCR识别的题目，发送到题库API进行分析
     */
    public function test_ocr_question_analysis()
    {
        // 强制使用MySQL连接
        config(['database.default' => 'mysql']);

        echo "\n" . str_repeat("=", 80) . "\n";
        echo "🧪 OCR题目分析测试\n";
        echo str_repeat("=", 80) . "\n\n";

        // 1. 从数据库获取OCR题目
        $recordId = 12;
        echo "📚 从数据库读取OCR记录 #{$recordId} 的题目...\n";

        $ocrQuestions = OCRQuestionResult::where('ocr_record_id', $recordId)
            ->orderBy('question_number')
            ->get();

        if ($ocrQuestions->isEmpty()) {
            echo "❌ 未找到OCR记录 {$recordId} 的题目数据\n";
            $this->fail("No OCR questions found for record {$recordId}");
            return;
        }

        echo "✅ 获取到 {$ocrQuestions->count()} 道题目\n\n";

        // 2. 构建请求数据
        $questions = [];
        foreach ($ocrQuestions as $oq) {
            // 使用校准后的答案，如果没有则使用OCR识别的答案
            $studentAnswer = !empty($oq->manual_answer) ? $oq->manual_answer : $oq->student_answer;

            $questions[] = [
                'question_number' => $oq->question_number,
                'question_text' => $oq->question_text ?? '',
                'student_answer' => $studentAnswer ?? ''
            ];
        }

        // 3. 调用题库API
        echo "📤 发送请求到题库API: http://localhost:5015/api/questions/analyze-ocr\n";
        echo "题目数量: " . count($questions) . "\n\n";

        echo "题目列表:\n";
        foreach ($questions as $i => $q) {
            $preview = mb_substr($q['question_text'], 0, 50);
            echo "  " . ($i + 1) . ". {$preview}...\n";
            echo "     学生答案: {$q['student_answer']}\n";
        }
        echo "\n";

        echo "🤖 调用AI分析中，请稍候...\n\n";

        $response = Http::timeout(120)->post('http://localhost:5015/api/questions/analyze-ocr', [
            'questions' => $questions,
            'grade_level' => '高一',
            'subject' => '数学'
        ]);

        // 4. 检查响应
        if (!$response->successful()) {
            echo "❌ API调用失败\n";
            echo "状态码: {$response->status()}\n";
            echo "响应: " . $response->body() . "\n";
            $this->fail("API call failed with status " . $response->status());
            return;
        }

        $result = $response->json();

        if ($result['status'] !== 'success') {
            echo "❌ 分析失败: " . ($result['message'] ?? 'Unknown error') . "\n";
            $this->fail("Analysis failed: " . ($result['message'] ?? 'Unknown error'));
            return;
        }

        // 5. 显示分析结果
        echo str_repeat("=", 80) . "\n";
        echo "📊 分析结果\n";
        echo str_repeat("=", 80) . "\n\n";

        echo "✅ 分析成功，使用模型: " . ($result['model_used'] ?? 'unknown') . "\n\n";

        $analyzedQuestions = $result['questions'] ?? [];

        foreach ($ocrQuestions as $index => $original) {
            if (!isset($analyzedQuestions[$index])) {
                continue;
            }

            $analyzed = $analyzedQuestions[$index];

            echo str_repeat("=", 60) . "\n";
            echo "题目 " . ($index + 1) . "\n";
            echo str_repeat("=", 60) . "\n\n";

            // 原始题目
            echo "📝 原始题目:\n";
            $questionText = $original->question_text ?? '';
            $preview = mb_substr($questionText, 0, 100);
            echo "   {$preview}...\n\n";

            // 学生答案vs标准答案
            $studentAnswer = !empty($original->manual_answer) ? $original->manual_answer : $original->student_answer;
            echo "👤 学生答案: {$studentAnswer}\n";
            echo "✓  标准答案: " . ($analyzed['answer'] ?? 'N/A') . "\n";

            $isCorrect = $analyzed['is_correct'] ?? false;
            echo "   判断结果: " . ($isCorrect ? '✓ 正确' : '✗ 错误') . "\n\n";

            // 知识点匹配
            echo "🎯 知识点匹配:\n";
            echo "   主知识点: " . ($analyzed['kp_code'] ?? 'N/A') . "\n";
            echo "   全部知识点: " . implode(', ', $analyzed['kp_codes'] ?? []) . "\n";
            echo "   匹配度: " . ($analyzed['kp_similarity'] ?? 'N/A') . "\n\n";

            // 题目属性
            echo "📊 题目属性:\n";
            echo "   题型: " . ($analyzed['question_type'] ?? 'N/A') . "\n";
            echo "   难度: " . ($analyzed['difficulty'] ?? 'N/A') . "\n\n";

            // 解析
            echo "💡 解析:\n";
            $solution = $analyzed['solution'] ?? 'N/A';
            $solutionPreview = mb_substr($solution, 0, 150);
            echo "   {$solutionPreview}" . (mb_strlen($solution) > 150 ? '...' : '') . "\n\n";

            // 错误说明
            if (!$isCorrect && !empty($analyzed['explanation'])) {
                echo "⚠️  错误说明:\n";
                $explanation = $analyzed['explanation'];
                $explanationPreview = mb_substr($explanation, 0, 150);
                echo "   {$explanationPreview}" . (mb_strlen($explanation) > 150 ? '...' : '') . "\n\n";
            }

            // 题库状态
            echo "💾 题库状态:\n";
            echo "   题目ID: " . ($analyzed['question_bank_id'] ?? 'N/A') . "\n";
            echo "   已保存: " . ($analyzed['saved_to_db'] ? '是' : '否（已存在）') . "\n\n";
        }

        echo str_repeat("=", 80) . "\n";
        echo "✅ 测试完成\n";
        echo str_repeat("=", 80) . "\n\n";

        // 断言：确保所有题目都得到了分析
        $this->assertEquals(count($questions), count($analyzedQuestions), "分析的题目数量应该与输入相同");

        // 断言：每道题都有标准答案
        foreach ($analyzedQuestions as $q) {
            $this->assertNotEmpty($q['answer'], "题目 {$q['question_number']} 应该有标准答案");
            $this->assertNotEmpty($q['kp_code'], "题目 {$q['question_number']} 应该有知识点");
        }
    }
}