ht80/houduan/api02/views.py

from django.shortcuts import render

# Create your views here.

# views.py
from rest_framework import generics
from rest_framework.authentication import TokenAuthentication

from .models import RedTourismSpot
from .serializers import RedTourismSpotSerializer
from django.db.models import Q

from rest_framework import generics, mixins


class RedSpotSearchAPIView(mixins.ListModelMixin, generics.GenericAPIView):
    serializer_class = RedTourismSpotSerializer
    queryset = RedTourismSpot.objects.all()

    def get_queryset(self):
        queryset = super().get_queryset()

        search_term = self.request.query_params.get('q', None)
        if search_term=='undefined':
            search_term = None
        category = self.request.query_params.get('category', '').strip()

        print(f"接收参数 - 搜索词: {search_term} (类型: {type(search_term)}), 分类: '{category}'")
        print(f"初始查询集数量: {queryset.count()}")

        # 搜索逻辑
        if search_term != None:
            print("检测到q参数存在")
            search_term = search_term.strip()
            if search_term:
                print(f"应用搜索筛选，关键词: '{search_term}'")
                queryset = queryset.filter(
                    Q(name__icontains=search_term) |
                    Q(location__icontains=search_term) |
                    Q(description__icontains=search_term)
                ).distinct()
            else:
                print("q参数为空字符串，不应用搜索筛选")
        else:
            print("未接收到q参数，不应用搜索筛选")

        # 分类逻辑
        if category:
            print(f"应用分类筛选: '{category}'")
            queryset = queryset.filter(category__iexact=category)

        print(f"最终查询集数量: {queryset.count()}")
        return queryset
    def get(self, request, *args, **kwargs):
        return self.list(request, *args, **kwargs)


from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from api.models import UserPlan, UserInfo
from .serializers import UserPlanSerializer
import logging

logger = logging.getLogger(__name__)


class AddToPlanView(APIView):
    # 移除了Token认证
    authentication_classes = []
    permission_classes = []

    def post(self, request, *args, **kwargs):
        logger.info(f"收到添加行程请求，数据: {request.data}")

        try:
            # 从请求数据中获取用户ID
            user_id = request.data.get('user_id')
            if not user_id:
                return Response(
                    {'success': False, 'message': '缺少用户ID'},
                    status=status.HTTP_400_BAD_REQUEST
                )

            # 验证用户是否存在
            try:
                user = UserInfo.objects.get(id=user_id)
            except UserInfo.DoesNotExist:
                return Response(
                    {'success': False, 'message': '用户不存在'},
                    status=status.HTTP_404_NOT_FOUND
                )

            # 处理请求数据
            serializer = UserPlanSerializer(data=request.data)
            if not serializer.is_valid():
                return Response(
                    {'success': False, 'message': '数据验证失败', 'errors': serializer.errors},
                    status=status.HTTP_400_BAD_REQUEST
                )

            spot_id = serializer.validated_data['spot_id']

            # 检查是否已存在
            if UserPlan.objects.filter(user=user, spot_id=spot_id).exists():
                return Response(
                    {'success': False, 'message': '该景点已在您的行程中'},
                    status=status.HTTP_400_BAD_REQUEST
                )

            # 保存时关联用户
            instance = serializer.save(user=user)
            return Response(
                {'success': True, 'data': UserPlanSerializer(instance).data},
                status=status.HTTP_201_CREATED
            )

        except Exception as e:
            logger.exception("添加行程时发生异常:")
            return Response(
                {'success': False, 'message': '服务器内部错误'},
                status=status.HTTP_500_INTERNAL_SERVER_ERROR
            )








from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from api.models import UserPlan
from .serializers import UserPlanSerializer

from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from .serializers import UserPlanSerializer


class UserPlansView(APIView):
    def get(self, request, user_id, format=None):  # 添加 format 参数
        try:
            # 检查用户是否存在（如果需要）
            # if not User.objects.filter(id=user_id).exists():
            #     return Response(
            #         {'success': False, 'message': '用户不存在'},
            #         status=status.HTTP_404_NOT_FOUND
            #     )

            plans = UserPlan.objects.filter(user_id=user_id).order_by('-created_at')

            if not plans.exists():
                return Response(
                    {'success': True, 'data': [], 'message': '该用户暂无行程'},
                    status=status.HTTP_200_OK
                )

            serializer = UserPlanSerializer(plans, many=True)
            return Response({
                'success': True,
                'data': serializer.data
            })

        except Exception as e:
            return Response({
                'success': False,
                'message': str(e)
            }, status=status.HTTP_500_INTERNAL_SERVER_ERROR)


from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status


from rest_framework.views import APIView
from rest_framework.response import Response
from rest_framework import status
from api.models import UserPlan

class DeletePlanView(APIView):
    # 移除认证类（不需要 Token）
    authentication_classes = []  # 禁用所有认证
    permission_classes = []     # 禁用所有权限检查

    def post(self, request, plan_id, *args, **kwargs):
        try:
            plan = UserPlan.objects.get(id=plan_id)
            plan.delete()
            return Response(
                {'success': True, 'message': '删除成功'},
                status=status.HTTP_200_OK
            )
        except UserPlan.DoesNotExist:
            return Response(
                {'success': False, 'message': '计划不存在'},
                status=status.HTTP_404_NOT_FOUND
            )
        except Exception as e:
            return Response(
                {'success': False, 'message': '服务器错误: ' + str(e)},
                status=status.HTTP_500_INTERNAL_SERVER_ERROR
            )































from django.shortcuts import render
from rest_framework.views import APIView
from rest_framework.response import Response
from django.http import JsonResponse
from rest_framework import status
# coding: utf-8
import _thread as thread
import os
import time
import base64
import datetime
import hashlib
import hmac
import json
from urllib.parse import urlparse
import ssl
from datetime import datetime
from time import mktime
from urllib.parse import urlencode
from wsgiref.handlers import format_date_time

import websocket
import openpyxl
from concurrent.futures import ThreadPoolExecutor, as_completed
import os


class Ws_Param(object):
    # 初始化
    def __init__(self, APPID, APIKey, APISecret, gpt_url):
        self.APPID = APPID
        self.APIKey = APIKey
        self.APISecret = APISecret
        self.host = urlparse(gpt_url).netloc
        self.path = urlparse(gpt_url).path
        self.gpt_url = gpt_url

    # 生成url
    def create_url(self):
        # 生成RFC1123格式的时间戳
        now = datetime.now()
        date = format_date_time(mktime(now.timetuple()))

        # 拼接字符串
        signature_origin = "host: " + self.host + "\n"
        signature_origin += "date: " + date + "\n"
        signature_origin += "GET " + self.path + " HTTP/1.1"

        # 进行hmac-sha256进行加密
        signature_sha = hmac.new(self.APISecret.encode('utf-8'), signature_origin.encode('utf-8'),
                                 digestmod=hashlib.sha256).digest()

        signature_sha_base64 = base64.b64encode(signature_sha).decode(encoding='utf-8')

        authorization_origin = f'api_key="{self.APIKey}", algorithm="hmac-sha256", headers="host date request-line", signature="{signature_sha_base64}"'

        authorization = base64.b64encode(authorization_origin.encode('utf-8')).decode(encoding='utf-8')

        # 将请求的鉴权参数组合为字典
        v = {
            "authorization": authorization,
            "date": date,
            "host": self.host
        }
        # 拼接鉴权参数，生成url
        url = self.gpt_url + '?' + urlencode(v)
        # 此处打印出建立连接时候的url,参考本demo的时候可取消上方打印的注释，比对相同参数时生成的url与自己代码生成的url是否一致
        return url


# 收到websocket错误的处理
def on_error(ws, error):
    print("### error:", error)


# 收到websocket关闭的处理
def on_close(ws):
    print("### closed ###")


# 收到websocket连接建立的处理
def on_open(ws):
    thread.start_new_thread(run, (ws,))


def run(ws, *args):
    data = json.dumps(gen_params(appid=ws.appid, query=ws.query, domain=ws.domain))
    ws.send(data)


# 定义一个全局变量来存储content
content_all = ""


# 收到websocket消息的处理
def on_message(ws, message):
    global content_all
    data = json.loads(message)
    code = data['header']['code']
    if code != 0:
        print(f'请求错误: {code}, {data}')
        ws.close()
    else:
        choices = data["payload"]["choices"]
        status = choices["status"]
        content = choices["text"][0]["content"]
        content_all += content
        print(content, end='')
        if status == 2:
            ws.close()


def gen_params(appid, query, domain):
    """
    通过appid和用户的提问来生成请参数
    """

    data = {
        "header": {
            "app_id": "6d30de8d",
            "uid": "1234",
            # "patch_id": []    #接入微调模型，对应服务发布后的resourceid
        },
        "parameter": {
            "chat": {
                "domain": domain,
                "temperature": 0.5,
                "max_tokens": 4096,
                "auditing": "default",
            }
        },
        "payload": {
            "message": {
                "text": [{"role": "user", "content": query}]
            }
        }
    }
    return data


def main(appid, api_secret, api_key, Spark_url, domain, query):
    wsParam = Ws_Param(appid, api_key, api_secret, Spark_url)
    websocket.enableTrace(False)
    wsUrl = wsParam.create_url()

    ws = websocket.WebSocketApp(wsUrl, on_message=on_message, on_error=on_error, on_close=on_close, on_open=on_open)
    ws.appid = appid
    ws.query = query
    ws.domain = domain
    ws.run_forever(sslopt={"cert_reqs": ssl.CERT_NONE})

from django.utils import timezone
class AITravelPlanView(APIView):
    def post(self, request):
        try:
            data = request.data

            # 参数验证
            locations = data.get('locations', [])
            days = data.get('days', 3)
            budget = data.get('budget', 5000)
            preferences = data.get('preferences', [])

            if not locations:
                return Response(
                    {'status': 'error', 'error': '至少需要选择一个地点'},
                    status=status.HTTP_400_BAD_REQUEST
                )

            # 构建AI提示词
            prompt = f"""你是一位资深旅游规划师，请为以下需求生成专业旅行计划：

            **基本需求**
            地点：{", ".join(locations)}
            天数：{days}天
            预算：{budget}元
            偏好：{", ".join(preferences) if preferences else "标准"}

            **输出要求**
            1. 每日详细行程（时间+地点+活动）
            2. 交通建议（含费用估算）
            3. 餐饮推荐（人均消费）
            4. 住宿建议（符合预算）
            5. 舒适旅行贴士
            6. 注意事项

            格式要求：使用Markdown语法，清晰分段"""

            # 调用AI接口
            try:
                # 重置全局变量
                global content_all
                content_all = ""

                main(
                    appid="6d30de8d",
                    api_secret="YjMwN2E2YWE3MzU2NGE2YjI5ZDM5ZTMz",
                    api_key="a88b5e5be130e0b91fdada536c36ac24",
                    Spark_url="wss://spark-api.xf-yun.com/v4.0/chat",
                    domain="4.0Ultra",
                    query=prompt  # 传入构建好的提示词
                )

                # 使用全局变量获取AI响应
                ai_response = content_all

                if not ai_response:
                    raise ValueError("AI未返回有效内容")

                return Response({
                    'status': 'success',
                    'data': {
                        'recommendation': ai_response,
                    }
                })

            except Exception as ai_error:
                return Response(
                    {'status': 'error', 'error': f'AI服务异常: {str(ai_error)}'},
                    status=status.HTTP_503_SERVICE_UNAVAILABLE
                )

        except Exception as e:
            return Response(
                {'status': 'error', 'error': f'服务器错误: {str(e)}'},
                status=status.HTTP_500_INTERNAL_SERVER_ERROR
            )