# plugins/concrete_plugin.py
import time
import random
from typing import Dict, List, Optional, Any
from vs_plg import IVSPlg, VSError
from vs_types import VSPlgConfig, VSQueryResult, VSBookResult, AvailabilityStatus, QueryWaitMode
from vs_log_macros import VSC_INFO, VSC_ERROR, VSC_DEBUG, VSC_WARN

class ConcretePlugin(IVSPlg):
    """
    @brief 具体的签证插件实现示例
    实现了 IVSPlg 接口，模拟签证查询和预订逻辑。
    """
    def __init__(self, group_id: str):
        self._group_id = group_id
        self._config: Optional[VSPlgConfig] = None
        self._is_healthy = True
        self._last_error: VSError = VSError(0, "No error")
        VSC_INFO("plugin", "[%s] ConcretePlugin initialized.", self._group_id)

    def set_config(self, config: VSPlgConfig):
        """
        @brief 设置 API 的配置信息
        @param config 签证 API 配置对象
        """
        self._config = config
        VSC_DEBUG("plugin", "[%s] Config set: Account ID=%d, Proxy IP=%s:%d",
                  self._group_id, config.account.id, config.proxy.ip, config.proxy.port)

    def create_session(self) -> bool:
        """
        @brief 创建一个新的会话
        模拟登录耗时，有概率失败。
        """
        VSC_INFO("plugin", "[%s] Creating session...", self._group_id)
        time.sleep(0.5) # 模拟耗时
        if random.random() < 0.1: # 10% 概率创建失败
            self._last_error = VSError(1001, "Session creation failed due to network error.")
            VSC_ERROR("plugin", "[%s] Session creation failed.", self._group_id)
            return False
        
        VSC_INFO("plugin", "[%s] Session created successfully.", self._group_id)
        return True

    def query(self) -> VSQueryResult:
        """
        @brief 查询可用的签证预约信息
        模拟查询，有10%概率找到可预约时段。
        """
        VSC_DEBUG("plugin", "[%s] Performing query...", self._group_id)
        # 模拟查询耗时
        time.sleep(random.uniform(0.1, 0.5)) 

        result = VSQueryResult()
        if random.random() < 0.1: # 10% 概率找到可预约
            result.success = True
            result.availability_status = AvailabilityStatus.Available
            result.earliest_date = "2025-10-01"
            result.visa_type = "Shengen"
            result.city = "Paris"
            result.country = "France"
            
            # 模拟可用时间
            slot1 = VSQueryResult.DateAvailability.TimeSlot(time="09:00", label="Standard")
            slot2 = VSQueryResult.DateAvailability.TimeSlot(time="10:30", label="Premium")
            date_avail = VSQueryResult.DateAvailability(date="2025-10-01", times=[slot1, slot2])
            result.availability.append(date_avail)
            
            VSC_INFO("plugin", "[%s] Query found availability for %s", self._group_id, result.earliest_date)
        else:
            result.success = False
            self._last_error = VSError(2001, "No availability found at this time.")
            VSC_DEBUG("plugin", "[%s] Query found no availability.", self._group_id)
        
        return result

    def book(self, slot_info: VSQueryResult) -> VSBookResult:
        """
        @brief 进行预约操作
        模拟预订，有90%概率成功。
        """
        VSC_INFO("plugin", "[%s] Attempting to book based on query result...", self._group_id)
        time.sleep(random.uniform(1.0, 2.0)) # 模拟预订耗时

        book_result = VSBookResult()
        if random.random() < 0.9: # 90% 概率预订成功
            book_result.success = True
            book_result.order_id = f"ORD-{self._group_id}-{random.randint(10000, 99999)}"
            book_result.session_id = "SESSION-XYZ"
            book_result.account = self._config.account.username if self._config else "N/A"
            book_result.visa_type = slot_info.visa_type
            book_result.city = slot_info.city
            book_result.country = slot_info.country
            book_result.book_date = slot_info.earliest_date
            book_result.book_time = slot_info.availability[0].times[0].time if slot_info.availability else "N/A"
            book_result.fee_amount = 10000 # 100 EUR
            book_result.fee_currency = "EUR"
            book_result.payment_link = "https://example.com/payment/xyz"
            VSC_INFO("plugin", "[%s] Booking successful! Order ID: %s", self._group_id, book_result.order_id)
        else:
            book_result.success = False
            self._last_error = VSError(3001, "Booking failed due to concurrent access or payment issue.")
            VSC_ERROR("plugin", "[%s] Booking failed.", self._group_id)
        
        return book_result

    def get_group_id(self) -> str:
        """
        @brief 获取当前 API 实例所属的分组 ID
        """
        return self._group_id

    def health_check(self) -> bool:
        """
        @brief 健康检查，模拟1%的概率变为不健康状态
        """
        if random.random() < 0.01: # 1% 概率实例变得不健康
            self._is_healthy = False
            self._last_error = VSError(4001, "Instance became unhealthy unexpectedly.")
            VSC_WARN("plugin", "[%s] Instance is now unhealthy.", self._group_id)
        return self._is_healthy

    def get_last_error(self) -> VSError:
        """
        @brief 获取最近一次操作的错误信息
        """
        return self._last_error