import os
import json
import uuid
import time
import base64
import sys
import inspect
import secrets
import requests
from flask import Flask, request, Response, jsonify, stream_with_context, render_template, redirect, session
from curl_cffi import requests as curl_requests
from werkzeug.middleware.proxy_fix import ProxyFix

from src.config import CONFIG, DEFAULT_HEADERS # 导入配置项和默认请求头
from src.core.logger import logger # 从新的位置导入 logger


from src.core.auth_token_manager import AuthTokenManager # 从新的位置导入 AuthTokenManager


from src.core.utils import Utils # 从新的位置导入 Utils


from src.core.grok_api_client import GrokApiClient # 从新的位置导入 GrokApiClient


from src.core.message_processor import MessageProcessor # 从新的位置导入 MessageProcessor


def initialization():
    sso_array = os.getenv("SSO", "").split(',')
    logger.info("开始加载令牌", "Server")
    for sso in sso_array:
        if sso:
            token_manager.add_token(f"sso-rw={sso};sso={sso}")
    logger.info(f"成功加载令牌: {json.dumps(token_manager.get_all_tokens(), indent=2)}", "Server")
    logger.info(f"令牌加载完成，共加载: {len(token_manager.get_all_tokens())}个令牌", "Server")
    if CONFIG["API"]["PROXY"]:
        logger.info(f"代理已设置: {CONFIG['API']['PROXY']}", "Server")
    logger.info("初始化完成", "Server")


# 显式指定模板和静态文件目录，确保在生产环境中能找到
app = Flask(__name__, template_folder='./templates', static_folder='./static')
app.wsgi_app = ProxyFix(app.wsgi_app)
app.secret_key = os.getenv('FLASK_SECRET_KEY') or secrets.token_hex(16)
app.json.sort_keys = False

@app.route('/manager/login', methods=['GET', 'POST'])
def manager_login():
    if CONFIG["ADMIN"]["MANAGER_SWITCH"]:
        if request.method == 'POST':
            password = request.form.get('password')
            if password == CONFIG["ADMIN"]["PASSWORD"]:
                session['is_logged_in'] = True
                return redirect('/manager')
            return render_template('login.html', error=True)
        return render_template('login.html', error=False)
    else:
        return redirect('/')

def check_auth():
    return session.get('is_logged_in', False)

@app.route('/manager')
def manager():
    if not check_auth():
        return redirect('/manager/login')
    return render_template('manager.html')

@app.route('/manager/api/get')
def get_manager_tokens():
    if not check_auth():
        return jsonify({"error": "Unauthorized"}), 401
    return jsonify(token_manager.get_token_status_map())

@app.route('/manager/api/add', methods=['POST'])
def add_manager_token():
    if not check_auth():
        return jsonify({"error": "Unauthorized"}), 401
    try:
        sso = request.json.get('sso')
        if not sso:
            return jsonify({"error": "SSO token is required"}), 400
        token_manager.add_token(f"sso-rw={sso};sso={sso}")
        return jsonify({"success": True})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@app.route('/manager/api/delete', methods=['POST'])
def delete_manager_token():
    if not check_auth():
        return jsonify({"error": "Unauthorized"}), 401
    try:
        sso = request.json.get('sso')
        if not sso:
            return jsonify({"error": "SSO token is required"}), 400
        token_manager.delete_token(f"sso-rw={sso};sso={sso}")
        return jsonify({"success": True})
    except Exception as e:
        return jsonify({"error": str(e)}), 500

@app.route('/manager/api/cf_clearance', methods=['POST'])
def setCf_Manager_clearance():
    if not check_auth():
        return jsonify({"error": "Unauthorized"}), 401
    try:
        cf_clearance = request.json.get('cf_clearance')
        if not cf_clearance:
            return jsonify({"error": "cf_clearance is required"}), 400
        CONFIG["SERVER"]['CF_CLEARANCE'] = cf_clearance
        return jsonify({"success": True})
    except Exception as e:
        return jsonify({"error": str(e)}), 500


@app.route('/get/tokens', methods=['GET'])
def get_tokens():
    auth_token = request.headers.get('Authorization', '').replace('Bearer ', '')
    if CONFIG["API"]["IS_CUSTOM_SSO"]:
        return jsonify({"error": '自定义的SSO令牌模式无法获取轮询sso令牌状态'}), 403
    elif auth_token != CONFIG["API"]["API_KEY"]:
        return jsonify({"error": 'Unauthorized'}), 401
    return jsonify(token_manager.get_token_status_map())

@app.route('/add/token', methods=['POST'])
def add_token():
    auth_token = request.headers.get('Authorization', '').replace('Bearer ', '')
    if CONFIG["API"]["IS_CUSTOM_SSO"]:
        return jsonify({"error": '自定义的SSO令牌模式无法添加sso令牌'}), 403
    elif auth_token != CONFIG["API"]["API_KEY"]:
        return jsonify({"error": 'Unauthorized'}), 401
    try:
        sso = request.json.get('sso')
        token_manager.add_token(f"sso-rw={sso};sso={sso}")
        return jsonify(token_manager.get_token_status_map().get(sso, {})), 200
    except Exception as error:
        logger.error(str(error), "Server")
        return jsonify({"error": '添加sso令牌失败'}), 500

@app.route('/set/cf_clearance', methods=['POST'])
def setCf_clearance():
    auth_token = request.headers.get('Authorization', '').replace('Bearer ', '')
    if auth_token != CONFIG["API"]["API_KEY"]:
        return jsonify({"error": 'Unauthorized'}), 401
    try:
        cf_clearance = request.json.get('cf_clearance')
        CONFIG["SERVER"]['CF_CLEARANCE'] = cf_clearance
        return jsonify({"message": '设置cf_clearance成功'}), 200
    except Exception as error:
        logger.error(str(error), "Server")
        return jsonify({"error": '设置cf_clearance失败'}), 500

@app.route('/delete/token', methods=['POST'])
def delete_token():
    auth_token = request.headers.get('Authorization', '').replace('Bearer ', '')
    if CONFIG["API"]["IS_CUSTOM_SSO"]:
        return jsonify({"error": '自定义的SSO令牌模式无法删除sso令牌'}), 403
    elif auth_token != CONFIG["API"]["API_KEY"]:
        return jsonify({"error": 'Unauthorized'}), 401
    try:
        sso = request.json.get('sso')
        token_manager.delete_token(f"sso-rw={sso};sso={sso}")
        return jsonify({"message": '删除sso令牌成功'}), 200
    except Exception as error:
        logger.error(str(error), "Server")
        return jsonify({"error": '删除sso令牌失败'}), 500


@app.route('/v1/models', methods=['GET'])
def get_models():
    return jsonify({
        "object": "list",
        "data": [
            {
                "id": model,
                "object": "model",
                "created": int(time.time()),
                "owned_by": "grok"
            } for model in CONFIG["MODELS"].keys()
        ]
    })

@app.route('/v1/chat/completions', methods=['POST'])
def chat_completions():
    response_status_code = 500
    try:
        auth_token = request.headers.get('Authorization', '').replace('Bearer ', '')
        if auth_token:
            if CONFIG["API"]["IS_CUSTOM_SSO"]:
                result = f"sso={auth_token};sso-rw={auth_token}"
                token_manager.set_token(result)
            elif auth_token != CONFIG["API"]["API_KEY"]:
                return jsonify({"error": 'Unauthorized'}), 401
        else:
            return jsonify({"error": 'API_KEY缺失'}), 401

        data = request.json
        model = data.get("model")
        stream = data.get("stream", False)
        retry_count = 0
        grok_client = GrokApiClient(model)
        request_payload = grok_client.prepare_chat_request(data)

        while retry_count < CONFIG["RETRY"]["MAX_ATTEMPTS"]:
            retry_count += 1
            # 传递 token_manager 实例以解决循环导入
            CONFIG["API"]["SIGNATURE_COOKIE"] = Utils.create_auth_headers(token_manager, model)
            if not CONFIG["API"]["SIGNATURE_COOKIE"]:
                raise ValueError('该模型无可用令牌')

            logger.info(
                f"当前令牌: {json.dumps(CONFIG['API']['SIGNATURE_COOKIE'], indent=2)}","Server")
            logger.info(
                f"当前可用模型的全部可用数量: {json.dumps(token_manager.get_remaining_token_request_capacity(), indent=2)}","Server")

            if CONFIG['SERVER']['CF_CLEARANCE']:
                CONFIG["SERVER"]['COOKIE'] = f"{CONFIG['API']['SIGNATURE_COOKIE']};{CONFIG['SERVER']['CF_CLEARANCE']}"
            else:
                CONFIG["SERVER"]['COOKIE'] = CONFIG['API']['SIGNATURE_COOKIE']

            logger.info(json.dumps(request_payload,indent=2),"Server")

            try:
                proxy_options = Utils.get_proxy_options()
                response = curl_requests.post(
                    f"{CONFIG['API']['BASE_URL']}/rest/app-chat/conversations/new",
                    headers={
                        **DEFAULT_HEADERS,
                        "Cookie":CONFIG["SERVER"]['COOKIE']
                    },
                    json=request_payload,
                    impersonate="chrome133a",
                    verify=False,
                    stream=True,
                    **proxy_options)

                logger.info(CONFIG["SERVER"]['COOKIE'],"Server")

                if response.status_code == 200:
                    response_status_code = 200
                    logger.info("请求成功", "Server")
                    logger.info(
                        f"当前{model}剩余可用令牌数: {token_manager.get_token_count_for_model(model)}","Server")
                    try:
                        if stream:
                            return Response(stream_with_context(
                                MessageProcessor.handle_stream_response(response, model)),
                                content_type='text/event-stream')
                        else:
                            content = MessageProcessor.handle_non_stream_response(response, model)
                            return jsonify(
                                MessageProcessor.create_chat_response(content, model))
                    except Exception as error:
                        logger.error(str(error), "Server")
                        if CONFIG["API"]["IS_CUSTOM_SSO"]:
                            raise ValueError(f"自定义SSO令牌当前模型{model}的请求次数已失效")
                        token_manager.remove_token_from_model(model, CONFIG["API"]["SIGNATURE_COOKIE"])
                        if token_manager.get_token_count_for_model(model) == 0:
                            raise ValueError(f"{model} 次数已达上限，请切换其他模型或者重新对话")

                elif response.status_code == 403:
                    response_status_code = 403
                    token_manager.reduce_token_request_count(model,1)#重置去除当前因为错误未成功请求的次数，确保不会因为错误未成功请求的次数导致次数上限
                    if token_manager.get_token_count_for_model(model) == 0:
                        raise ValueError(f"{model} 次数已达上限，请切换其他模型或者重新对话")
                    raise ValueError(f"IP暂时被封无法破盾，请稍后重试或者更换ip")

                elif response.status_code == 429:
                    response_status_code = 429
                    token_manager.reduce_token_request_count(model,1)
                    if CONFIG["API"]["IS_CUSTOM_SSO"]:
                        raise ValueError(f"自定义SSO令牌当前模型{model}的请求次数已失效")
                    token_manager.remove_token_from_model(
                        model, CONFIG["API"]["SIGNATURE_COOKIE"])
                    if token_manager.get_token_count_for_model(model) == 0:
                        raise ValueError(f"{model} 次数已达上限，请切换其他模型或者重新对话")
                else:
                    if CONFIG["API"]["IS_CUSTOM_SSO"]:
                        raise ValueError(f"自定义SSO令牌当前模型{model}的请求次数已失效")
                    logger.error(f"令牌异常错误状态!status: {response.status_code}","Server")
                    token_manager.remove_token_from_model(model, CONFIG["API"]["SIGNATURE_COOKIE"])
                    logger.info(
                        f"当前{model}剩余可用令牌数: {token_manager.get_token_count_for_model(model)}", "Server")

            except Exception as e:
                logger.error(f"请求处理异常: {str(e)}", "Server")
                if CONFIG["API"]["IS_CUSTOM_SSO"]:
                    raise
                continue

        if response_status_code == 403:
            raise ValueError('IP暂时被封无法破盾，请稍后重试或者更换ip')
        elif response_status_code == 500:
            raise ValueError('当前模型所有令牌暂无可用，请稍后重试')

    except Exception as error:
        logger.error(str(error), "ChatAPI")
        return jsonify(
            {"error": {
                "message": str(error),
                "type": "server_error"
            }}), response_status_code


@app.route('/')
def index():
    """渲染系统状态展示页面"""
    return render_template('index.html')

@app.route('/status')
def get_system_status():
    """提供系统状态的 JSON 数据"""
    logger.info("访问 /status 路由", "StatusAPI") # 添加日志
    try:
        # 获取配置信息 (需要根据实际CONFIG结构调整)
        config_info = {
            "api_base_url": CONFIG["API"]["BASE_URL"],
            "log_level": logger.level, # 使用logger.level获取日志级别
            "is_temp_conversation": CONFIG["API"]["IS_TEMP_CONVERSATION"],
            "is_custom_sso": CONFIG["API"]["IS_CUSTOM_SSO"],
            "proxy": CONFIG["API"]["PROXY"],
            "manager_switch": CONFIG["ADMIN"]["MANAGER_SWITCH"],
            "show_thinking": CONFIG["SHOW_THINKING"],
            "isshow_search_results": CONFIG["ISSHOW_SEARCH_RESULTS"]
        }

        # 获取令牌状态
        token_status = {
            "total_tokens": token_manager.get_total_token_count(),
            "available_tokens": token_manager.get_remaining_token_request_capacity(),
            "total_request_count": token_manager.get_total_request_count(),
            "expired_tokens_count": len(token_manager.get_expired_tokens()),
            "token_details": token_manager.get_token_status_map() # 提供更详细的令牌状态
        }

        # 获取日志摘要
        log_summary = logger.get_recent_logs()

        response_data = {
            "config": config_info,
            "token_status": token_status,
            "log_summary": log_summary
        }
        logger.info(f"/status 路由返回数据: {json.dumps(response_data, indent=2)}", "StatusAPI") # 添加日志
        return jsonify(response_data)
    except Exception as e:
        logger.error(f"访问 /status 路由时发生错误: {str(e)}", "StatusAPI") # 添加错误日志
        return jsonify({"error": "无法获取系统状态"}), 500


token_manager = AuthTokenManager() # 创建 AuthTokenManager 实例
initialization()

if __name__ == '__main__':
    app.run(
        host='0.0.0.0',
        port=CONFIG["SERVER"]["PORT"],
        debug=False
    )