504 lines
20 KiB
Python
504 lines
20 KiB
Python
from flask import Flask, render_template, jsonify, request
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import ccxt
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import pandas as pd
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from datetime import datetime, timedelta
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import sys
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import os
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import matplotlib
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matplotlib.use('Agg') # 设置使用非GUI后端,必须在导入pyplot之前设置
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import matplotlib.pyplot as plt
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import io
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import base64
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import time
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import traceback
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from pytz import timezone
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# 添加父目录到系统路径
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sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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from ChanLun import ChanLun
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from ChanEnum import Chan_BI_DIR, Chan_SEG_DIR
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# 添加买卖点枚举类型
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class TRADE_POINT_TYPE:
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BUY1 = 1 # 一类买点
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BUY2 = 2 # 二类买点
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BUY3 = 3 # 三类买点
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SELL1 = -1 # 一类卖点
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SELL2 = -2 # 二类卖点
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SELL3 = -3 # 三类卖点
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app = Flask(__name__)
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# 初始化交易所
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exchange = ccxt.binance({
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'enableRateLimit': True,
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})
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# 时间周期映射
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TIMEFRAMES = {
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'1m': '1分钟',
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'5m': '5分钟',
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'15m': '15分钟',
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'30m': '30分钟',
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'1h': '1小时',
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'4h': '4小时',
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'1d': '日线',
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'1w': '周线',
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'1M': '月线',
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}
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# 常见交易对
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SYMBOLS = [
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'SOL/USDT:USDT', 'BTC/USDT:USDT', 'ETH/USDT:USDT', 'BNB/USDT:USDT', 'XRP/USDT:USDT',
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'ADA/USDT:USDT', 'DOGE/USDT:USDT', 'AVAX/USDT:USDT', 'DOT/USDT:USDT', 'MATIC/USDT:USDT'
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]
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def get_kl_data(symbol, timeframe, limit=1000, start_time=None, end_time=None):
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"""获取K线数据,支持分页加载确保获取指定时间范围内的所有数据"""
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try:
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# 初始化参数
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since = None
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if start_time:
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try:
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since = int(start_time)
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except ValueError:
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print(f"无效的起始时间: {start_time}")
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# 结束时间处理
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until = None
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if end_time:
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try:
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until = int(end_time)
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except ValueError:
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print(f"无效的结束时间: {end_time}")
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# 初始化存储所有K线数据的列表
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all_ohlcv = []
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# 初始化当前查询的开始时间
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current_since = since
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# 分页加载数据
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while True:
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print(f"获取数据: {symbol}, {timeframe}, limit={limit}, since={current_since}")
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# 获取当前页的数据
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ohlcv = exchange.fetch_ohlcv(symbol, timeframe, since=current_since, limit=limit)
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# 如果没有获取到数据,结束循环
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if not ohlcv or len(ohlcv) == 0:
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break
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# 将获取到的数据添加到总列表中
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all_ohlcv.extend(ohlcv)
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# 获取最后一条数据的时间戳
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last_timestamp = ohlcv[-1][0]
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# 如果已达到结束时间,结束循环
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if until and last_timestamp >= until:
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break
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# 如果获取的数据条数小于限制数,说明已经获取完所有数据
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if len(ohlcv) < limit:
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break
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# 更新下一页的开始时间(加1毫秒避免重复)
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current_since = last_timestamp + 1
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# 防止API请求过于频繁
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time.sleep(0.5) # 等待0.5秒
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# 数据为空的情况
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if not all_ohlcv or len(all_ohlcv) == 0:
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print(f"未获取到数据: {symbol}, {timeframe}")
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return None
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# 转换为DataFrame
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df = pd.DataFrame(all_ohlcv, columns=['timestamp', 'open', 'high', 'low', 'close', 'volume'])
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df['date'] = pd.to_datetime(df['timestamp'], unit='ms').dt.tz_localize('UTC').dt.tz_convert('Asia/Shanghai')
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# 在客户端进行结束时间过滤
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if until:
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df = df[df['timestamp'] <= until]
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# 去除重复数据
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df = df.drop_duplicates(subset=['timestamp'])
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# 按时间排序
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df = df.sort_values('timestamp')
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chan = ChanLun()
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klc_list = chan.get_klc_list(df)
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klc_index = 0
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df_copy = df.copy()
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ret_df = pd.DataFrame(columns=['timestamp', 'open', 'high', 'low', 'close', 'volume', 'date'])
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for index in range(0, len(df)):
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if klc_index >= len(klc_list):
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klc_index = len(klc_list) - 1
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klc = klc_list[klc_index]
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if index == klc.start_klu.index:
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ret_df.loc[klc_index] = df_copy.loc[index]
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klc_index += 1
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# 如果过滤后没有数据,返回None
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if len(ret_df) == 0:
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print("过滤后无数据")
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return None
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print(f"获取到总共 {len(ret_df)} 条数据")
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return ret_df
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except Exception as e:
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print(f"获取数据错误: {e}")
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traceback.print_exc()
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return None
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def calculate_macd(df):
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"""计算MACD指标"""
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exp1 = df['close'].ewm(span=12, adjust=False).mean()
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exp2 = df['close'].ewm(span=26, adjust=False).mean()
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macd = exp1 - exp2
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signal = macd.ewm(span=9, adjust=False).mean()
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histogram = macd - signal
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return {
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'macd': macd.tolist(),
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'signal': signal.tolist(),
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'histogram': histogram.tolist()
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}
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def analyze_chan(df):
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"""进行缠论分析"""
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chan = ChanLun()
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# 获取分析结果
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klc_list = chan.get_klc_list(df)
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bi_list = chan.cal_bi_list(klc_list)
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seg_list = chan.get_seg_list(bi_list)
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zs_list = chan.calculate_zs(bi_list, seg_list)
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# 添加买卖点识别
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buy_sell_points = identify_trade_points(bi_list, seg_list, zs_list)
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return {
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'klc_list': klc_list,
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'bi_list': bi_list,
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'seg_list': seg_list,
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'zs_list': zs_list,
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'trade_points': buy_sell_points
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}
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def identify_trade_points(bi_list, seg_list, zs_list):
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"""识别缠论买卖点 - 只保留最重要的一类买卖点,减少标记干扰"""
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trade_points = []
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# 输出调试信息
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print(f"识别买卖点:总共 {len(bi_list)} 个笔, {len(seg_list)} 个线段, {len(zs_list)} 个中枢")
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# 只识别一类买卖点:线段向上或向下突破
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if len(seg_list) >= 3:
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for i in range(2, len(seg_list)):
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# 确保线段已完成
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if seg_list[i].end_bi and seg_list[i-1].end_bi and seg_list[i-2].end_bi:
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# 一类买点:向下-向上-向下的底分型,第三段结束点为买点
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if (convert_direction(seg_list[i-2].dir) == -1 and
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convert_direction(seg_list[i-1].dir) == 1 and
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convert_direction(seg_list[i].dir) == -1):
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print(f"发现一类买点:线段方向 {convert_direction(seg_list[i-2].dir)}-{convert_direction(seg_list[i-1].dir)}-{convert_direction(seg_list[i].dir)}")
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trade_points.append({
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'type': TRADE_POINT_TYPE.BUY1,
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'time': seg_list[i].end_bi.end_klc.end_time,
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'price': seg_list[i].end_bi.end_klc.low,
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'desc': '一类买点'
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})
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# 一类卖点:向上-向下-向上的顶分型,第三段结束点为卖点
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if (convert_direction(seg_list[i-2].dir) == 1 and
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convert_direction(seg_list[i-1].dir) == -1 and
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convert_direction(seg_list[i].dir) == 1):
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print(f"发现一类卖点:线段方向 {convert_direction(seg_list[i-2].dir)}-{convert_direction(seg_list[i-1].dir)}-{convert_direction(seg_list[i].dir)}")
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trade_points.append({
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'type': TRADE_POINT_TYPE.SELL1,
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'time': seg_list[i].end_bi.end_klc.end_time,
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'price': seg_list[i].end_bi.end_klc.high,
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'desc': '一类卖点'
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})
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print(f"总共识别出 {len(trade_points)} 个买卖点")
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return trade_points
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# 辅助函数,转换缠论方向枚举为整数
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def convert_direction(direction):
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"""将缠论方向枚举转换为整数"""
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if direction == Chan_BI_DIR.UP:
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return 1
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elif direction == Chan_BI_DIR.DOWN:
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return -1
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elif direction == Chan_SEG_DIR.UP:
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return 1
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elif direction == Chan_SEG_DIR.DOWN:
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return -1
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else:
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return 0
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def format_time_safely(time_obj, client_tz):
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"""安全地格式化时间对象,处理字符串和datetime两种情况"""
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if time_obj is None:
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return None
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if isinstance(time_obj, str):
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# 尝试将字符串解析为datetime
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try:
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from dateutil import parser
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time_obj = parser.parse(time_obj)
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return time_obj.astimezone(client_tz).isoformat()
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except:
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return time_obj
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else:
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# 已经是datetime对象
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return time_obj.astimezone(client_tz).isoformat()
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def is_smaller_timeframe(tf1, tf2):
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"""判断时间周期tf1是否小于tf2"""
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# 定义时间周期的分钟数映射
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tf_values = {
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'1m': 1,
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'3m': 3,
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'5m': 5,
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'15m': 15,
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'30m': 30,
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'1h': 60,
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'2h': 120,
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'4h': 240,
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'6h': 360,
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'8h': 480,
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'12h': 720,
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'1d': 1440,
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'3d': 4320,
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'1w': 10080,
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'1M': 43200
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}
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# 获取时间周期对应的分钟数
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tf1_value = tf_values.get(tf1)
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tf2_value = tf_values.get(tf2)
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# 如果某个时间周期不在映射中,返回False
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if tf1_value is None or tf2_value is None:
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return False
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# 返回tf1是否小于tf2
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return tf1_value < tf2_value
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def is_smaller_or_equal_timeframe(tf1, tf2):
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"""判断时间周期tf1是否小于等于tf2"""
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# 定义时间周期的分钟数映射
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tf_values = {
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'1m': 1,
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'3m': 3,
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'5m': 5,
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'15m': 15,
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'30m': 30,
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'1h': 60,
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'2h': 120,
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'4h': 240,
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'6h': 360,
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'8h': 480,
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'12h': 720,
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'1d': 1440,
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'3d': 4320,
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'1w': 10080,
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'1M': 43200
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}
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# 获取时间周期对应的分钟数
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tf1_value = tf_values.get(tf1)
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tf2_value = tf_values.get(tf2)
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# 如果某个时间周期不在映射中,返回False
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if tf1_value is None or tf2_value is None:
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return False
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# 返回tf1是否小于等于tf2
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return tf1_value <= tf2_value
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@app.route('/')
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def index():
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"""主页"""
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return render_template('index.html', timeframes=TIMEFRAMES, symbols=SYMBOLS)
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@app.route('/api/analyze')
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def analyze():
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"""分析接口"""
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symbol = request.args.get('symbol', 'SOL/USDT:USDT')
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timeframe = request.args.get('timeframe', '5m')
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# 验证交易对不为空
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if not symbol or symbol.strip() == '':
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print(f"错误: 空交易对")
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return jsonify({'error': '交易对不能为空'})
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# 获取时间范围参数
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start_time = request.args.get('start_time')
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end_time = request.args.get('end_time')
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# 获取客户端请求的时区
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client_timezone = request.args.get('timezone', 'Asia/Shanghai')
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# 获取分形元素时间周期
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element_timeframe = request.args.get('element_timeframe')
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# 获取是否只需要分形元素数据的参数
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elements_only_param = request.args.get('elements_only')
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elements_only = elements_only_param == 'true'
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print(f"API请求参数: symbol={symbol}, timeframe={timeframe}, element_timeframe={element_timeframe}")
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print(f"时间范围: start_time={start_time}, end_time={end_time}")
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print(f"elements_only参数: 原始值={elements_only_param}, 处理后={elements_only}")
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# 验证小周期是否小于主周期
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if element_timeframe and not is_smaller_or_equal_timeframe(element_timeframe, timeframe):
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print(f"错误: 元素周期 {element_timeframe} 大于主周期 {timeframe}")
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return jsonify({'error': '分形元素时间周期必须小于或等于主图表时间周期'})
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# 获取数据
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df = get_kl_data(symbol, timeframe, start_time=start_time, end_time=end_time)
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if df is None:
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print(f"错误: 获取数据失败 - symbol={symbol}, timeframe={timeframe}")
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return jsonify({'error': '获取数据失败'})
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if len(df) == 0:
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print(f"错误: 所选时间范围内没有数据 - symbol={symbol}, timeframe={timeframe}")
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return jsonify({'error': '所选时间范围内没有数据'})
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# 使用客户端指定的时区
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client_tz = timezone(client_timezone)
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# 如果只需要分形元素数据而不需要主周期数据,则初始化一个空结果
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result = {
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'timezone': client_timezone
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}
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# 如果不是只需要分形元素数据,则添加主周期数据
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if not elements_only:
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print(f"处理主周期数据 (elements_only={elements_only})")
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# 进行缠论分析
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analysis_result = analyze_chan(df)
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# 计算MACD
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macd_data = calculate_macd(df)
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# 添加主周期分析结果到返回数据
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result.update({
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'kline_data': df.to_dict('records'),
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'bi_list': [{
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'start_time': bi.start_klc.start_time if isinstance(bi.start_klc.start_time, str) else bi.start_klc.start_time.astimezone(client_tz).isoformat(),
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'end_time': (bi.end_klc.end_time if isinstance(bi.end_klc.end_time, str) else bi.end_klc.end_time.astimezone(client_tz).isoformat()) if bi.end_klc else None,
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'start_price': bi.start_klc.low if convert_direction(bi.dir) == 1 else bi.start_klc.high,
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'end_price': bi.end_klc.high if convert_direction(bi.dir) == 1 else bi.end_klc.low if bi.end_klc else None,
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'direction': convert_direction(bi.dir)
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} for bi in analysis_result['bi_list'] if bi.end_klc],
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'seg_list': [{
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'start_time': seg.start_bi.start_klc.start_time if isinstance(seg.start_bi.start_klc.start_time, str) else seg.start_bi.start_klc.start_time.astimezone(client_tz).isoformat(),
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'end_time': (seg.end_bi.end_klc.end_time if isinstance(seg.end_bi.end_klc.end_time, str) else seg.end_bi.end_klc.end_time.astimezone(client_tz).isoformat()) if seg.end_bi else None,
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'start_price': seg.start_bi.start_klc.low if convert_direction(seg.dir) == 1 else seg.start_bi.start_klc.high,
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'end_price': seg.end_bi.end_klc.high if convert_direction(seg.dir) == 1 else seg.end_bi.end_klc.low if seg.end_bi else None,
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'direction': convert_direction(seg.dir)
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} for seg in analysis_result['seg_list'] if seg.end_bi],
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'zs_list': [{
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'start_time': zs.start_klc.start_time if isinstance(zs.start_klc.start_time, str) else zs.start_klc.start_time.astimezone(client_tz).isoformat(),
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'end_time': (zs.end_klc.end_time if isinstance(zs.end_klc.end_time, str) else zs.end_klc.end_time.astimezone(client_tz).isoformat()) if zs.end_klc else None,
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'zg': zs.zg,
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'zd': zs.zd,
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'is_sure': zs.is_sure # 添加中枢是否完成的标志
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} for zs in analysis_result['zs_list'] if zs.end_klc],
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# 添加未完成中枢列表
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'uncompleted_zs_list': [{
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'start_time': zs.start_klc.start_time if isinstance(zs.start_klc.start_time, str) else zs.start_klc.start_time.astimezone(client_tz).isoformat(),
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'end_time': None, # 未完成中枢没有结束时间
|
|
'zg': zs.zg,
|
|
'zd': zs.zd,
|
|
'is_sure': zs.is_sure # 未完成中枢的is_sure为False
|
|
} for zs in analysis_result['zs_list'] if not zs.is_sure],
|
|
'trade_points': [{
|
|
'type': point['type'],
|
|
'time': format_time_safely(point['time'], client_tz),
|
|
'price': point['price'],
|
|
'desc': point['desc']
|
|
} for point in analysis_result['trade_points']],
|
|
'macd': macd_data
|
|
})
|
|
else:
|
|
print(f"只请求元素数据,跳过主周期数据处理 (elements_only={elements_only})")
|
|
|
|
# 如果有指定分形元素时间周期,获取小周期数据
|
|
if element_timeframe:
|
|
print(f"处理元素周期数据: {element_timeframe}")
|
|
# 获取小周期数据,使用与主周期相同的时间范围
|
|
element_df = get_kl_data(symbol, element_timeframe, start_time=start_time, end_time=end_time)
|
|
|
|
if element_df is not None and len(element_df) > 0:
|
|
# 对小周期数据进行缠论分析
|
|
element_analysis = analyze_chan(element_df)
|
|
|
|
# 添加小周期分析结果到返回数据
|
|
result['element_timeframe'] = element_timeframe
|
|
result['element_bi_list'] = [{
|
|
'start_time': bi.start_klc.start_time if isinstance(bi.start_klc.start_time, str) else bi.start_klc.start_time.astimezone(client_tz).isoformat(),
|
|
'end_time': (bi.end_klc.end_time if isinstance(bi.end_klc.end_time, str) else bi.end_klc.end_time.astimezone(client_tz).isoformat()) if bi.end_klc else None,
|
|
'start_price': bi.start_klc.low if convert_direction(bi.dir) == 1 else bi.start_klc.high,
|
|
'end_price': bi.end_klc.high if convert_direction(bi.dir) == 1 else bi.end_klc.low if bi.end_klc else None,
|
|
'direction': convert_direction(bi.dir)
|
|
} for bi in element_analysis['bi_list'] if bi.end_klc]
|
|
|
|
result['element_seg_list'] = [{
|
|
'start_time': seg.start_bi.start_klc.start_time if isinstance(seg.start_bi.start_klc.start_time, str) else seg.start_bi.start_klc.start_time.astimezone(client_tz).isoformat(),
|
|
'end_time': (seg.end_bi.end_klc.end_time if isinstance(seg.end_bi.end_klc.end_time, str) else seg.end_bi.end_klc.end_time.astimezone(client_tz).isoformat()) if seg.end_bi else None,
|
|
'start_price': seg.start_bi.start_klc.low if convert_direction(seg.dir) == 1 else seg.start_bi.start_klc.high,
|
|
'end_price': seg.end_bi.end_klc.high if convert_direction(seg.dir) == 1 else seg.end_bi.end_klc.low if seg.end_bi else None,
|
|
'direction': convert_direction(seg.dir)
|
|
} for seg in element_analysis['seg_list'] if seg.end_bi]
|
|
|
|
result['element_zs_list'] = [{
|
|
'start_time': zs.start_klc.start_time if isinstance(zs.start_klc.start_time, str) else zs.start_klc.start_time.astimezone(client_tz).isoformat(),
|
|
'end_time': (zs.end_klc.end_time if isinstance(zs.end_klc.end_time, str) else zs.end_klc.end_time.astimezone(client_tz).isoformat()) if zs.end_klc else None,
|
|
'zg': zs.zg,
|
|
'zd': zs.zd,
|
|
'is_sure': zs.is_sure # 添加中枢是否完成的标志
|
|
} for zs in element_analysis['zs_list'] if zs.end_klc]
|
|
|
|
# 添加小周期未完成中枢列表
|
|
result['element_uncompleted_zs_list'] = [{
|
|
'start_time': zs.start_klc.start_time if isinstance(zs.start_klc.start_time, str) else zs.start_klc.start_time.astimezone(client_tz).isoformat(),
|
|
'end_time': None, # 未完成中枢没有结束时间
|
|
'zg': zs.zg,
|
|
'zd': zs.zd,
|
|
'is_sure': zs.is_sure # 未完成中枢的is_sure为False
|
|
} for zs in element_analysis['zs_list'] if not zs.is_sure]
|
|
|
|
result['element_trade_points'] = [{
|
|
'type': point['type'],
|
|
'time': format_time_safely(point['time'], client_tz),
|
|
'price': point['price'],
|
|
'desc': point['desc']
|
|
} for point in element_analysis['trade_points']]
|
|
|
|
print(f"小周期分析完成: {element_timeframe}, 笔数量: {len(result['element_bi_list'])}, {'仅元素数据' if elements_only else '包含主周期数据'}")
|
|
else:
|
|
print(f"无法获取小周期数据: {element_timeframe}")
|
|
|
|
return jsonify(result)
|
|
|
|
@app.route('/api/symbols')
|
|
def get_symbols():
|
|
"""获取可用交易对"""
|
|
try:
|
|
markets = exchange.load_markets()
|
|
# 合约交易对通常是以USDT结尾的永续合约
|
|
symbols = [symbol for symbol in markets.keys() if '/USDT' in symbol and ':USDT' in symbol]
|
|
return jsonify(symbols)
|
|
except Exception as e:
|
|
return jsonify({'error': str(e)})
|
|
|
|
if __name__ == '__main__':
|
|
app.run(debug=True, host='0.0.0.0', port=8124) |