#!/usr/bin/env python3
"""
测试 Kafka 解耦模式：parse-service → Kafka → schedule-embedding-api
"""
import requests
import json
import time
import os
import sys

# 配置
PARSE_SERVICE_URL = "http://localhost:8000"
EMBEDDING_API_URL = "http://localhost:8084"

# 测试文件
TEST_FILE = "/Users/chaizi/Work/Projects/yusys/ai-study/code/four-level-schedule/duomotai/examples/5.docx"


def check_services():
    """检查服务状态"""
    print("=" * 60)
    print("检查服务状态...")
    print("=" * 60)

    # 检查 parse-service
    try:
        response = requests.get(f"{PARSE_SERVICE_URL}/health", timeout=5)
        if response.status_code == 200:
            data = response.json()
            kafka_enabled = data.get("kafka_enabled", False)
            print(f"✅ parse-service 正常 (Kafka: {kafka_enabled})")
            if not kafka_enabled:
                print("   ⚠️  Kafka 未启用，请用 KAFKA_ENABLED=true 重启 parse-service")
        else:
            print(f"❌ parse-service 异常: {response.status_code}")
            return False
    except Exception as e:
        print(f"❌ parse-service 不可达: {e}")
        return False

    # 检查 schedule-embedding-api
    try:
        response = requests.get(f"{EMBEDDING_API_URL}/actuator/health", timeout=5)
        if response.status_code == 200:
            data = response.json()
            if data.get("status") == "UP":
                print("✅ schedule-embedding-api 正常")
            else:
                print(f"❌ schedule-embedding-api 状态异常: {data}")
                return False
        else:
            print(f"❌ schedule-embedding-api 异常: {response.status_code}")
            return False
    except Exception as e:
        print(f"❌ schedule-embedding-api 不可达: {e}")
        return False

    print()
    return True


def parse_and_send_to_kafka(file_path, task_id):
    """调用 parse-service 解析并发送到 Kafka"""
    print(f"  步骤 1/2: 调用 parse-service 解析并发送到 Kafka...")
    print(f"    文件: {file_path}")
    print(f"    任务ID: {task_id}")

    url = f"{PARSE_SERVICE_URL}/api/v1/parse/path?file_path={file_path}&send_to_kafka_flag=true"

    try:
        response = requests.post(url, json={}, timeout=300)
        if response.status_code != 200:
            print(f"    ❌ HTTP错误: {response.status_code}")
            print(f"       {response.text}")
            return None

        data = response.json()
        if data.get("code") != 200:
            print(f"    ❌ 解析失败: {data.get('message')}")
            return None

        result = data.get("data")
        sent_to_kafka = result.get("sent_to_kafka", False)
        print(f"    ✅ 解析成功!")
        print(f"       - 文件类型: {result.get('file_type')}")
        print(f"       - 内容长度: {len(result.get('content', ''))} 字符")
        print(f"       - 解析耗时: {result.get('parse_time_ms')} ms")
        print(f"       - 已发送到 Kafka: {sent_to_kafka}")

        if not sent_to_kafka:
            print("    ❌ 消息未发送到 Kafka!")
            return None

        return result

    except Exception as e:
        print(f"    ❌ 调用异常: {e}")
        return None


def main():
    print("\n")
    print("╔" + "=" * 58 + "╗")
    print("║" + " " * 15 + "Kafka 解耦模式测试" + " " * 21 + "║")
    print("╚" + "=" * 58 + "╝")
    print()
    print("流程: parse-service → Kafka → schedule-embedding-api → Elasticsearch")
    print()

    # 检查服务
    if not check_services():
        return 1

    # 检查文件是否存在
    if not os.path.exists(TEST_FILE):
        print(f"❌ 文件不存在: {TEST_FILE}")
        return 1

    # 生成任务ID
    task_id = f"test-kafka-{int(time.time())}"

    print("=" * 60)
    print(f"开始处理文件...")
    print("=" * 60)
    print()
    print("-" * 60)
    print(f"文件: {os.path.basename(TEST_FILE)}")
    print("-" * 60)

    # 1. 解析文件并发送到 Kafka
    parse_result = parse_and_send_to_kafka(TEST_FILE, task_id)
    if not parse_result:
        return 1

    # 2. 等待 schedule-embedding-api 消费
    print()
    print(f"  步骤 2/2: 等待 schedule-embedding-api 消费 Kafka 消息...")
    print("    (请查看 schedule-embedding-api 日志确认消费情况)")
    print()
    print("    💡 提示:")
    print("       - 消息已发送到 Kafka topic: embedding-topic")
    print("       - schedule-embedding-api 应该会自动消费并处理")
    print("       - 可以查看 MySQL kafka_processing_log 表确认处理状态")
    print()

    # 稍等片刻
    print("    等待 5 秒让消费者处理...")
    time.sleep(5)
    print()

    print("=" * 60)
    print("测试完成!")
    print("=" * 60)
    print()
    print("✅ parse-service 已成功解析文件并发送到 Kafka")
    print()
    print("接下来请检查:")
    print("  1. schedule-embedding-api 日志 - 查看消费情况")
    print("  2. MySQL kafka_processing_log 表 - 查看处理记录")
    print("  3. Elasticsearch - 验证文档是否已索引")
    print()

    return 0


if __name__ == "__main__":
    sys.exit(main())