"""
send_decision_to_callback 函数测试脚本

测试功能：
1. 测试正常的决策数据发送
2. 测试不同参数组合
3. 模拟实际使用场景
4. 测试PLC指令下发（当use_model_status=1时）
"""

import json
from datetime import datetime
from loop_main import send_decision_to_callback, send_plc_update, DATETIME_FORMAT, load_config, get_device_value

def test_basic_callback():
    """
    基础测试：发送一组标准的决策数据，如果use_model_status=1则测试PLC指令下发
    """
    print("=" * 60)
    print("测试1: 基础回调测试")
    print("=" * 60)
    
    # 模拟决策结果数据
    device_name = "UF1"  # 设备名称
    test_data = {
        "type_name": device_name,
        "water_production_time": 4201,  # 产水时间（秒）
        "physical_backwash": 120,  # 物理反洗时间（秒）
        "ceb_backwash_frequency": 35,  # CEB反洗频率
        "duration_system": 3800,  # 系统运行时间（秒）
        "tmp_action": 0.045,  # TMP动作值
        "recovery_rate": 0.95,  # 回收率
        "ton_water_energy_kWh": 0.28,  # 吨水电耗
        "max_permeability": 850.5,  # 最高渗透率
        "daily_prod_time_h": 22.5,  # 日均产水时间（小时）
        "ctime": datetime.now().strftime(DATETIME_FORMAT)  # 当前时间
    }
    
    print("发送数据:")
    print(json.dumps(test_data, indent=2, ensure_ascii=False))
    print()
    
    # 调用函数
    try:
        use_model_status = send_decision_to_callback(**test_data)
        print(f"返回的 use_model 状态: {use_model_status}")
        
        if use_model_status == 1:
            print("测试结果: 成功 - 模型开关已开启")
            print()
            print("-" * 60)
            print("开始测试PLC指令下发")
            print("-" * 60)
            
            # 加载配置获取设备信息
            config = load_config()
            device_config = None
            for dev in config['devices']:
                if dev['name'] == device_name:
                    device_config = dev
                    break
            
            if device_config:
                # 先读取当前PLC的产水时间值
                print("正在读取PLC当前产水时间...")
                current_prod_time = get_device_value(device_config["production_time_payload"], device_name)
                
                if current_prod_time is not None:
                    old_prod_time = str(int(current_prod_time))
                    new_prod_time = str(int(current_prod_time) + 1)  # 当前值+1
                    prod_time_item = device_config["production_time_payload"]["deviceItems"]
                    
                    print(f"✓ 读取成功: 当前产水时间 = {old_prod_time}")
                    print()
                    print(f"测试参数:")
                    print(f"  设备名称: {device_name}")
                    print(f"  参数项: {prod_time_item}")
                    print(f"  旧值: {old_prod_time} (从PLC读取)")
                    print(f"  新值: {new_prod_time} (旧值+1)")
                    print(f"  指令类型: 1 (产水时间)")
                    print()
                    
                    # 发送PLC指令
                    print("正在发送PLC指令...")
                    plc_result = send_plc_update(
                        device_name=device_name,
                        item=prod_time_item,
                        old_value=old_prod_time,
                        new_value=new_prod_time,
                        command_type=1  # 产水时间的指令类型
                    )
                    
                    if plc_result:
                        print("✓ PLC指令发送成功")
                    else:
                        print("✗ PLC指令发送失败")
                else:
                    print("✗ 错误：无法读取当前产水时间，跳过PLC指令测试")
            else:
                print(f"⚠ 警告: 未找到设备 {device_name} 的配置")
            
            print("-" * 60)
            
        elif use_model_status == 0:
            print("测试结果: 成功 - 模型开关已关闭")
            print("跳过PLC指令测试")
        else:
            print("测试结果: 失败 - 未能获取 use_model 状态")
    except Exception as e:
        print(f"测试异常: {e}")
        import traceback
        traceback.print_exc()
    
    print("=" * 60)
    print()


def test_minimal_callback():
    """
    最小参数测试：只传递必要的参数
    """
    print("=" * 60)
    print("测试2: 最小参数测试")
    print("=" * 60)
    
    # 最小数据集
    test_data = {
        "type_name": "UF2",
        "water_production_time": 3500,
        "physical_backwash": 100,
        "ctime": datetime.now().strftime(DATETIME_FORMAT)
    }
    
    print("发送数据:")
    print(json.dumps(test_data, indent=2, ensure_ascii=False))
    print()
    
    try:
        use_model_status = send_decision_to_callback(**test_data)
        print(f"返回的 use_model 状态: {use_model_status}")
        if use_model_status == 1:
            print("测试结果: 成功 - 模型开关已开启")
        elif use_model_status == 0:
            print("测试结果: 成功 - 模型开关已关闭")
        else:
            print("测试结果: 失败 - 未能获取 use_model 状态")
    except Exception as e:
        print(f"测试异常: {e}")
    
    print("=" * 60)
    print()


def test_multiple_devices():
    """
    多设备测试：模拟多个设备的决策数据发送
    """
    print("=" * 60)
    print("测试3: 多设备测试")
    print("=" * 60)
    
    devices = ["UF1", "UF2", "UF3"]
    
    for device_name in devices:
        print(f"\n发送设备 {device_name} 的决策数据...")
        
        test_data = {
            "type_name": device_name,
            "water_production_time": 3600 + (devices.index(device_name) * 100),
            "physical_backwash": 100 + (devices.index(device_name) * 10),
            "ceb_backwash_frequency": 40 - devices.index(device_name),
            "duration_system": 3800,
            "tmp_action": 0.040 + (devices.index(device_name) * 0.005),
            "recovery_rate": 0.95,
            "ton_water_energy_kWh": 0.25 + (devices.index(device_name) * 0.02),
            "max_permeability": 850.0,
            "daily_prod_time_h": 22.0,
            "ctime": datetime.now().strftime(DATETIME_FORMAT)
        }
        
        try:
            use_model_status = send_decision_to_callback(**test_data)
            print(f"{device_name} 返回的 use_model 状态: {use_model_status}")
            if use_model_status == 1:
                print(f"{device_name} 测试结果: 成功 - 模型开关已开启")
            elif use_model_status == 0:
                print(f"{device_name} 测试结果: 成功 - 模型开关已关闭")
            else:
                print(f"{device_name} 测试结果: 失败 - 未能获取 use_model 状态")
        except Exception as e:
            print(f"{device_name} 测试异常: {e}")
    
    print("\n" + "=" * 60)
    print()


def test_custom_scenario():
    """
    自定义场景测试：可以根据需要修改参数
    """
    print("=" * 60)
    print("测试4: 自定义场景测试")
    print("=" * 60)
    
    # 这里可以自定义测试参数
    test_data = {
        "type_name": "UF1",  # 修改设备名称
        "water_production_time": 4000,  # 修改产水时间
        "physical_backwash": 150,  # 修改反洗时间
        "ceb_backwash_frequency": 30,  # 修改CEB频率
        "duration_system": 4200,
        "tmp_action": 0.055,
        "recovery_rate": 0.92,
        "ton_water_energy_kWh": 0.30,
        "max_permeability": 800.0,
        "daily_prod_time_h": 21.5,
        "ctime": datetime.now().strftime(DATETIME_FORMAT)
    }
    
    print("自定义测试数据:")
    print(json.dumps(test_data, indent=2, ensure_ascii=False))
    print()
    
    try:
        use_model_status = send_decision_to_callback(**test_data)
        print(f"返回的 use_model 状态: {use_model_status}")
        if use_model_status == 1:
            print("测试结果: 成功 - 模型开关已开启")
        elif use_model_status == 0:
            print("测试结果: 成功 - 模型开关已关闭")
        else:
            print("测试结果: 失败 - 未能获取 use_model 状态")
    except Exception as e:
        print(f"测试异常: {e}")
    
    print("=" * 60)
    print()


def test_plc_update_with_callback():
    """
    测试5: 回调+PLC指令测试（完整流程）
    """
    print("=" * 60)
    print("测试5: 回调+PLC指令完整流程测试")
    print("=" * 60)
    
    device_name = "UF1"
    
    # 第一步：发送回调数据
    test_data = {
        "type_name": device_name,
        "water_production_time": 4201,  # 决策建议的产水时间
        "physical_backwash": 120,
        "ceb_backwash_frequency": 35,
        "duration_system": 3800,
        "tmp_action": 0.045,
        "recovery_rate": 0.95,
        "ton_water_energy_kWh": 0.28,
        "max_permeability": 850.5,
        "daily_prod_time_h": 22.5,
        "ctime": datetime.now().strftime(DATETIME_FORMAT)
    }
    
    print("步骤1: 发送决策数据到回调接口")
    print("=" * 60)
    print(json.dumps(test_data, indent=2, ensure_ascii=False))
    print()
    
    try:
        # use_model_status = 1
        use_model_status = send_decision_to_callback(**test_data)
        print(f"✓ 回调响应: use_model_status = {use_model_status}")
        print()
        
        # 第二步：根据返回状态决定是否发送PLC指令
        print("步骤2: 根据use_model_status决定是否下发PLC指令")
        print("=" * 60)
        
        if use_model_status == 1:
            print("✓ 模型开关已开启，准备下发PLC指令")
            print()
            
            # 加载配置
            config = load_config()
            device_config = None
            for dev in config['devices']:
                if dev['name'] == device_name:
                    device_config = dev
                    break
            
            if device_config:
                print("步骤3: 读取PLC当前产水时间")
                print("=" * 60)
                
                # 先读取当前PLC的产水时间值
                current_prod_time = get_device_value(device_config["production_time_payload"], device_name)
                
                if current_prod_time is not None:
                    old_prod_time = str(int(current_prod_time))
                    new_prod_time = str(int(current_prod_time) - 1)  # 当前值+1
                    prod_time_item = device_config["production_time_payload"]["deviceItems"]
                    
                    print(f"✓ 读取成功: 当前产水时间 = {old_prod_time} 秒")
                    print()
                    
                    print("步骤4: 下发PLC指令（修改产水时间）")
                    print("=" * 60)
                    print(f"设备: {device_name}")
                    print(f"参数: {prod_time_item}")
                    print(f"变更: {old_prod_time} -> {new_prod_time} (当前值+1)")
                    print(f"类型: command_type=1 (产水时间)")
                    print()
                    
                    # 发送PLC指令
                    plc_result = send_plc_update(
                        device_name=device_name,
                        item=prod_time_item,
                        old_value=old_prod_time,
                        new_value=new_prod_time,
                        command_type=1
                    )
                    
                    print()
                    if plc_result:
                        print("✓✓✓ 测试成功：完整流程执行完毕")
                        print("  1. 回调接口调用成功")
                        print("  2. use_model_status=1")
                        print("  3. 从PLC读取当前值成功")
                        print("  4. PLC指令发送成功")
                    else:
                        print("✗ 测试失败：PLC指令发送失败")
                else:
                    print("✗ 错误：无法读取当前产水时间")
                    print("测试失败：无法获取PLC当前值")
            else:
                print(f"✗ 错误：未找到设备 {device_name} 的配置")
        
        elif use_model_status == 0:
            print("⚠ 模型开关已关闭，跳过PLC指令下发")
            print("  这是正常行为（use_model_status=0）")
        
        else:
            print("✗ 测试失败：未能获取有效的 use_model_status")
            
    except Exception as e:
        print(f"✗ 测试异常: {e}")
        import traceback
        traceback.print_exc()
    
    print()
    print("=" * 60)
    print()


def main():
    """
    主测试函数
    """
    print("\n")
    print("*" * 60)
    print("send_decision_to_callback + PLC指令 测试")
    print("*" * 60)
    print()
    
    # 运行各个测试
    # 默认运行基础回调测试（包含PLC指令测试）
    # test_basic_callback()
    
    # 取消注释下面的行来运行其他测试
    # test_minimal_callback()
    # test_multiple_devices()
    # test_custom_scenario()
    
    # 完整流程测试（推荐使用）
    test_plc_update_with_callback()
    
    print("\n")
    print("*" * 60)
    print("测试完成")
    print("*" * 60)
    print()
    print("提示:")
    print("  - 如果 use_model_status=1，会自动发送PLC指令")
    print("  - 测试会先从PLC读取当前产水时间，然后修改为当前值+1")
    print("  - 这样确保old_value与PLC实际值匹配，避免'设置scada变量失败'错误")
    print("  - 可以运行 test_plc_update_with_callback() 查看完整流程")
    print()


if __name__ == "__main__":
    main()