Refactor and translate comments and docstrings in utility modules to English for better clarity and maintainability. Update Gunicorn and application startup messages for consistency in language. Enhance documentation with English translations for better accessibility.
This commit is contained in:
dienakdz
@@ -1,7 +1,7 @@
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"""
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Community Service - 指标社区服务
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Community Service - indicator community service
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处理指标市场、购买、评论等功能。
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Handles functions such as indicator markets, purchases, and comments.
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"""
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import json
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import time
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@@ -16,7 +16,7 @@ logger = get_logger(__name__)
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class CommunityService:
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"""指标社区服务类"""
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"""Indicator Community Service Category"""
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def __init__(self):
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self.billing = get_billing_service()
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@@ -31,7 +31,7 @@ class CommunityService:
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pass
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# ==========================================
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# 指标市场
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# indicator market
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# ==========================================
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def get_market_indicators(
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@@ -41,16 +41,16 @@ class CommunityService:
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keyword: str = None,
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pricing_type: str = None, # 'free' / 'paid' / None(all)
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sort_by: str = 'newest', # 'newest' / 'hot' / 'price_asc' / 'price_desc' / 'rating'
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user_id: int = None # 当前用户ID，用于判断是否已购买
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user_id: int = None # Current user ID, used to determine whether purchase has been made
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) -> Dict[str, Any]:
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"""获取市场上已发布的指标列表"""
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"""Get a list of published indicators on the market"""
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offset = (page - 1) * page_size
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try:
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with get_db_connection() as db:
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cur = db.cursor()
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# 构建查询条件 - 只显示已发布且审核通过的指标
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# Build query conditions - only display published and approved indicators
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where_clauses = ["i.publish_to_community = 1", "(i.review_status = 'approved' OR i.review_status IS NULL)"]
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params = []
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@@ -66,7 +66,7 @@ class CommunityService:
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where_sql = " AND ".join(where_clauses)
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# 排序
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# sort
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order_map = {
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'newest': 'i.created_at DESC',
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'hot': 'i.purchase_count DESC, i.view_count DESC',
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@@ -76,7 +76,7 @@ class CommunityService:
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}
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order_sql = order_map.get(sort_by, 'i.created_at DESC')
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# 获取总数
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# Get total
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count_sql = f"""
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SELECT COUNT(*) as count
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FROM qd_indicator_codes i
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@@ -85,7 +85,7 @@ class CommunityService:
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cur.execute(count_sql, tuple(params))
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total = cur.fetchone()['count']
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# 获取列表（联表查询作者信息）
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# Get the list (join the table to query author information)
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query_sql = f"""
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SELECT
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i.id, i.name, i.description, i.pricing_type, i.price, COALESCE(i.vip_free, FALSE) as vip_free,
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@@ -102,7 +102,7 @@ class CommunityService:
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cur.execute(query_sql, tuple(params + [page_size, offset]))
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rows = cur.fetchall() or []
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# 如果有当前用户，查询已购买的指标
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# If there is a current user, query the purchased indicators
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purchased_ids = set()
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if user_id:
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indicator_ids = [r['id'] for r in rows]
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@@ -116,7 +116,7 @@ class CommunityService:
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cur.close()
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# 格式化返回数据
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#Format return data
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items = []
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for row in rows:
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items.append({
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@@ -160,7 +160,7 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 获取指标信息
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# Get indicator information
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cur.execute("""
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SELECT
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i.id, i.name, i.description, i.pricing_type, i.price, COALESCE(i.vip_free, FALSE) as vip_free,
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@@ -179,12 +179,12 @@ class CommunityService:
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cur.close()
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return None
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# 检查是否已发布到社区（或者是自己的指标）
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# Check if it has been published to the community (or its own indicator)
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if not row['publish_to_community'] and row['user_id'] != user_id:
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cur.close()
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return None
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# 检查是否已购买
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# Check if purchased
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is_purchased = False
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if user_id:
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cur.execute(
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@@ -193,7 +193,7 @@ class CommunityService:
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)
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is_purchased = cur.fetchone() is not None
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# 增加浏览次数
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# Increase the number of views
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cur.execute(
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"UPDATE qd_indicator_codes SET view_count = COALESCE(view_count, 0) + 1 WHERE id = ?",
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(indicator_id,)
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@@ -230,7 +230,7 @@ class CommunityService:
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return None
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# ==========================================
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# 购买功能
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# Purchase function
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# ==========================================
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def purchase_indicator(self, buyer_id: int, indicator_id: int) -> Tuple[bool, str, Dict[str, Any]]:
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@@ -244,7 +244,7 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 1. 获取指标信息
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# 1. Get indicator information
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cur.execute("""
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SELECT id, user_id, name, code, description, pricing_type, price, COALESCE(vip_free, FALSE) as vip_free,
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preview_image, is_encrypted
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@@ -266,12 +266,12 @@ class CommunityService:
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# VIP-free indicator: VIP users can get it without credits charge
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effective_price = 0.0 if (vip_free and is_vip) else price
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# 2. 检查是否购买自己的指标
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# 2. Check whether to buy your own indicator
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if seller_id == buyer_id:
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cur.close()
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return False, 'cannot_buy_own', {}
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# 3. 检查是否已购买
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# 3. Check if purchased
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cur.execute(
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"SELECT id FROM qd_indicator_purchases WHERE indicator_id = ? AND buyer_id = ?",
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(indicator_id, buyer_id)
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@@ -280,7 +280,7 @@ class CommunityService:
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cur.close()
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return False, 'already_purchased', {}
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# 4. 如果是付费指标，检查并扣除积分
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# 4. If it is a paid indicator, check and deduct points
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if pricing_type != 'free' and effective_price > 0:
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buyer_credits = self.billing.get_user_credits(buyer_id)
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if buyer_credits < effective_price:
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@@ -290,22 +290,22 @@ class CommunityService:
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'current': float(buyer_credits)
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}
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# 扣除买家积分
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# Deduct buyer points
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new_buyer_balance = buyer_credits - Decimal(str(effective_price))
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cur.execute(
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"UPDATE qd_users SET credits = ?, updated_at = NOW() WHERE id = ?",
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(float(new_buyer_balance), buyer_id)
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)
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# 记录买家积分日志
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# Record buyer points log
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cur.execute("""
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INSERT INTO qd_credits_log
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(user_id, action, amount, balance_after, feature, reference_id, remark, created_at)
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VALUES (?, 'indicator_purchase', ?, ?, 'indicator_purchase', ?, ?, NOW())
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""", (buyer_id, -effective_price, float(new_buyer_balance), str(indicator_id),
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f"购买指标: {indicator['name']}"))
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f"Buy indicator: {indicator['name']}"))
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# 给卖家增加积分（可配置抽成比例，这里先100%给卖家）
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# Increase points for sellers (the commission ratio can be configured, here 100% is given to sellers first)
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seller_credits = self.billing.get_user_credits(seller_id)
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new_seller_balance = seller_credits + Decimal(str(effective_price))
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cur.execute(
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@@ -313,22 +313,22 @@ class CommunityService:
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(float(new_seller_balance), seller_id)
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)
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# 记录卖家积分日志
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# Record seller points log
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cur.execute("""
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INSERT INTO qd_credits_log
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(user_id, action, amount, balance_after, feature, reference_id, remark, created_at)
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VALUES (?, 'indicator_sale', ?, ?, 'indicator_sale', ?, ?, NOW())
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""", (seller_id, effective_price, float(new_seller_balance), str(indicator_id),
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f"出售指标: {indicator['name']}"))
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f"Sell indicator: {indicator['name']}"))
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# 5. 创建购买记录
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# 5. Create purchase record
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cur.execute("""
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INSERT INTO qd_indicator_purchases
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(indicator_id, buyer_id, seller_id, price, created_at)
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VALUES (?, ?, ?, ?, NOW())
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""", (indicator_id, buyer_id, seller_id, effective_price))
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# 6. 复制指标到买家账户
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# 6. Copy the indicator to the buyer’s account
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now_ts = int(time.time())
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# Get vip_free as boolean from indicator
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vip_free_value = bool(indicator.get('vip_free') or False)
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@@ -349,7 +349,7 @@ class CommunityService:
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now_ts, now_ts
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))
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# 7. 更新指标购买次数
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# 7. Update indicator purchase times
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cur.execute("""
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UPDATE qd_indicator_codes
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SET purchase_count = COALESCE(purchase_count, 0) + 1
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@@ -374,14 +374,14 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 获取总数
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# Get total
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cur.execute(
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"SELECT COUNT(*) as count FROM qd_indicator_purchases WHERE buyer_id = ?",
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(user_id,)
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)
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total = cur.fetchone()['count']
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# 获取列表
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# Get list
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cur.execute("""
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SELECT
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p.id as purchase_id, p.price as purchase_price, p.created_at as purchase_time,
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@@ -429,7 +429,7 @@ class CommunityService:
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return {'items': [], 'total': 0, 'page': 1, 'page_size': page_size, 'total_pages': 0}
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# ==========================================
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# 评论功能
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# Comment function
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# ==========================================
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def get_comments(self, indicator_id: int, page: int = 1, page_size: int = 20) -> Dict[str, Any]:
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@@ -440,14 +440,14 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 获取总数（只统计一级评论）
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# Get the total number (only first-level comments are counted)
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cur.execute("""
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SELECT COUNT(*) as count FROM qd_indicator_comments
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WHERE indicator_id = ? AND parent_id IS NULL AND is_deleted = 0
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""", (indicator_id,))
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total = cur.fetchone()['count']
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# 获取评论列表
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# Get the list of comments
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cur.execute("""
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SELECT
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c.id, c.rating, c.content, c.created_at,
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@@ -498,14 +498,14 @@ class CommunityService:
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添加评论（只有购买过的用户可以评论，且只能评论一次）
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"""
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try:
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# 验证评分范围
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# Verify score range
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rating = max(1, min(5, int(rating)))
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content = (content or '').strip()[:500] # 限制500字
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content = (content or '').strip()[:500] # Limit 500 words
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with get_db_connection() as db:
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cur = db.cursor()
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# 检查指标是否存在
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# Check if the indicator exists
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cur.execute(
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"SELECT id, user_id FROM qd_indicator_codes WHERE id = ? AND publish_to_community = 1",
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(indicator_id,)
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@@ -515,12 +515,12 @@ class CommunityService:
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cur.close()
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return False, 'indicator_not_found', {}
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# 不能评论自己的指标
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# Cannot comment on own indicators
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if indicator['user_id'] == user_id:
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cur.close()
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return False, 'cannot_comment_own', {}
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# 检查是否已购买（免费指标也需要"获取"才能评论）
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# Check if it has been purchased (free indicators also need to be "acquired" to comment)
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cur.execute(
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"SELECT id FROM qd_indicator_purchases WHERE indicator_id = ? AND buyer_id = ?",
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(indicator_id, user_id)
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@@ -529,7 +529,7 @@ class CommunityService:
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cur.close()
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return False, 'not_purchased', {}
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# 检查是否已评论
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# Check if comments have been made
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cur.execute(
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"SELECT id FROM qd_indicator_comments WHERE indicator_id = ? AND user_id = ? AND parent_id IS NULL",
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(indicator_id, user_id)
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@@ -538,7 +538,7 @@ class CommunityService:
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cur.close()
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return False, 'already_commented', {}
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# 添加评论
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#Add comment
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cur.execute("""
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INSERT INTO qd_indicator_comments
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(indicator_id, user_id, rating, content, created_at, updated_at)
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@@ -546,7 +546,7 @@ class CommunityService:
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""", (indicator_id, user_id, rating, content))
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comment_id = cur.lastrowid
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# 更新指标的评分统计
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# Update the scoring statistics of the indicator
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cur.execute("""
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UPDATE qd_indicator_codes
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SET
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@@ -586,7 +586,7 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 检查评论是否存在且属于当前用户
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# Check if the comment exists and belongs to the current user
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cur.execute("""
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SELECT id, rating as old_rating FROM qd_indicator_comments
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WHERE id = ? AND user_id = ? AND indicator_id = ? AND is_deleted = 0
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@@ -599,14 +599,14 @@ class CommunityService:
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old_rating = comment['old_rating']
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# 更新评论
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# Update comment
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cur.execute("""
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UPDATE qd_indicator_comments
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SET rating = ?, content = ?, updated_at = NOW()
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WHERE id = ?
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""", (rating, content, comment_id))
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# 如果评分变了，更新指标的平均评分
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# If the rating changes, update the average rating of the metric
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if old_rating != rating:
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cur.execute("""
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UPDATE qd_indicator_codes
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@@ -656,7 +656,7 @@ class CommunityService:
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return None
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# ==========================================
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# 管理员审核功能
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# Administrator review function
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# ==========================================
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def get_pending_indicators(
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@@ -672,7 +672,7 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 构建查询条件
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# Build query conditions
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where_clauses = ["i.publish_to_community = 1"]
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params = []
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@@ -682,7 +682,7 @@ class CommunityService:
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where_sql = " AND ".join(where_clauses)
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# 获取总数
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# Get total
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count_sql = f"""
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SELECT COUNT(*) as count
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FROM qd_indicator_codes i
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@@ -691,7 +691,7 @@ class CommunityService:
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cur.execute(count_sql, tuple(params))
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total = cur.fetchone()['count']
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# 获取列表
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# Get the list
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query_sql = f"""
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SELECT
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i.id, i.name, i.description, i.pricing_type, i.price,
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@@ -720,7 +720,7 @@ class CommunityService:
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'pricing_type': row['pricing_type'] or 'free',
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'price': float(row['price'] or 0),
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'preview_image': row['preview_image'] or '',
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'code': row['code'] or '', # 管理员可以看代码
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'code': row['code'] or '', # Administrators can view the code
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'review_status': row['review_status'] or 'pending',
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'review_note': row['review_note'] or '',
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'reviewed_at': row['reviewed_at'].isoformat() if row['reviewed_at'] else None,
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@@ -761,7 +761,7 @@ class CommunityService:
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with get_db_connection() as db:
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cur = db.cursor()
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# 检查指标是否存在且已发布到社区
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# Check if the indicator exists and has been published to the community
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cur.execute("""
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SELECT id, name, user_id FROM qd_indicator_codes
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WHERE id = ? AND publish_to_community = 1
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@@ -772,7 +772,7 @@ class CommunityService:
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cur.close()
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return False, 'indicator_not_found'
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||||
# 更新审核状态
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# Update review status
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cur.execute("""
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UPDATE qd_indicator_codes
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SET review_status = ?, review_note = ?, reviewed_at = NOW(), reviewed_by = ?
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||||
@@ -797,7 +797,7 @@ class CommunityService:
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||||
with get_db_connection() as db:
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cur = db.cursor()
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||||
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||||
# 检查指标是否存在
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||||
# Check if the indicator exists
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||||
cur.execute("""
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||||
SELECT id, name FROM qd_indicator_codes WHERE id = ?
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||||
""", (indicator_id,))
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||||
@@ -807,13 +807,13 @@ class CommunityService:
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||||
cur.close()
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||||
return False, 'indicator_not_found'
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||||
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||||
# 下架（取消发布）
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||||
# Remove from shelves (cancel publication)
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||||
cur.execute("""
|
||||
UPDATE qd_indicator_codes
|
||||
SET publish_to_community = 0, review_status = 'rejected',
|
||||
review_note = ?, reviewed_at = NOW(), reviewed_by = ?
|
||||
WHERE id = ?
|
||||
""", (f"下架: {note}" if note else "管理员下架", admin_id, indicator_id))
|
||||
""", (f"Removal: {note}" if note else "Removal by administrator", admin_id, indicator_id))
|
||||
|
||||
db.commit()
|
||||
cur.close()
|
||||
@@ -831,7 +831,7 @@ class CommunityService:
|
||||
with get_db_connection() as db:
|
||||
cur = db.cursor()
|
||||
|
||||
# 检查指标是否存在
|
||||
# Check if the indicator exists
|
||||
cur.execute("SELECT id, name FROM qd_indicator_codes WHERE id = ?", (indicator_id,))
|
||||
indicator = cur.fetchone()
|
||||
|
||||
@@ -839,13 +839,13 @@ class CommunityService:
|
||||
cur.close()
|
||||
return False, 'indicator_not_found'
|
||||
|
||||
# 删除关联的评论
|
||||
# Delete associated comments
|
||||
cur.execute("DELETE FROM qd_indicator_comments WHERE indicator_id = ?", (indicator_id,))
|
||||
|
||||
# 删除关联的购买记录
|
||||
# Delete associated purchase history
|
||||
cur.execute("DELETE FROM qd_indicator_purchases WHERE indicator_id = ?", (indicator_id,))
|
||||
|
||||
# 删除指标
|
||||
# Delete indicator
|
||||
cur.execute("DELETE FROM qd_indicator_codes WHERE id = ?", (indicator_id,))
|
||||
|
||||
db.commit()
|
||||
@@ -859,7 +859,7 @@ class CommunityService:
|
||||
return False, f'error: {str(e)}'
|
||||
|
||||
def get_review_stats(self) -> Dict[str, int]:
|
||||
"""获取审核统计"""
|
||||
"""Get audit statistics"""
|
||||
try:
|
||||
with get_db_connection() as db:
|
||||
cur = db.cursor()
|
||||
@@ -884,7 +884,7 @@ class CommunityService:
|
||||
return {'pending': 0, 'approved': 0, 'rejected': 0}
|
||||
|
||||
# ==========================================
|
||||
# 实盘表现（聚合回测 + 实盘交易数据）
|
||||
# Real performance (aggregated backtest + real transaction data)
|
||||
# ==========================================
|
||||
|
||||
def get_indicator_performance(self, indicator_id: int) -> Dict[str, Any]:
|
||||
@@ -908,7 +908,7 @@ class CommunityService:
|
||||
with get_db_connection() as db:
|
||||
cur = db.cursor()
|
||||
|
||||
# ---------- Part 1: 回测数据（从 result_json 解析） ----------
|
||||
# ---------- Part 1: Backtest data (parsed from result_json) ----------
|
||||
bt_returns = []
|
||||
bt_win_rates = []
|
||||
bt_drawdowns = []
|
||||
@@ -941,21 +941,21 @@ class CommunityService:
|
||||
|
||||
bt_run_count = len(bt_returns)
|
||||
|
||||
# ---------- Part 2: 实盘交易数据 ----------
|
||||
# ---------- Part 2: Real transaction data ----------
|
||||
live_strategy_count = 0
|
||||
live_trade_count = 0
|
||||
live_win_rate = 0.0
|
||||
live_total_profit = 0.0
|
||||
|
||||
try:
|
||||
# 找出使用该指标的策略（indicator_config JSON 中 indicator_id 匹配）
|
||||
# Find the strategy that uses this indicator (matches indicator_id in indicator_config JSON)
|
||||
cur.execute("""
|
||||
SELECT id FROM qd_strategies_trading
|
||||
WHERE indicator_config::text LIKE %s
|
||||
""", (f'%"indicator_id": {indicator_id}%',))
|
||||
strategy_rows = cur.fetchall()
|
||||
|
||||
# 也尝试匹配无空格的格式
|
||||
# Also try to match formats without spaces
|
||||
if not strategy_rows:
|
||||
cur.execute("""
|
||||
SELECT id FROM qd_strategies_trading
|
||||
@@ -993,7 +993,7 @@ class CommunityService:
|
||||
total_strategy_count = bt_run_count + live_strategy_count
|
||||
total_trade_count = sum(bt_trade_counts) + live_trade_count
|
||||
|
||||
# 综合胜率：优先实盘 > 回测平均
|
||||
# Comprehensive winning rate: Prioritize real offer > Backtest average
|
||||
if live_trade_count > 0:
|
||||
combined_win_rate = live_win_rate
|
||||
elif bt_win_rates:
|
||||
@@ -1001,13 +1001,13 @@ class CommunityService:
|
||||
else:
|
||||
combined_win_rate = 0.0
|
||||
|
||||
# 平均收益率（回测 totalReturn %）
|
||||
# Average return (backtest totalReturn %)
|
||||
avg_return = round(sum(bt_returns) / len(bt_returns), 2) if bt_returns else 0.0
|
||||
|
||||
# 总利润：优先用实盘绝对利润，无实盘则显示回测平均收益率
|
||||
#Total profit: priority is given to the absolute profit of the real offer. If there is no real offer, the average return rate of the backtest will be displayed.
|
||||
combined_profit = live_total_profit if live_trade_count > 0 else avg_return
|
||||
|
||||
# 最大回撤取回测中最差的（maxDrawdown 是负数，取最小即最差）
|
||||
# The maximum drawdown is the worst in the backtest (maxDrawdown is a negative number, the smallest is the worst)
|
||||
avg_drawdown = round(min(bt_drawdowns), 2) if bt_drawdowns else 0.0
|
||||
|
||||
if total_strategy_count == 0 and total_trade_count == 0:
|
||||
@@ -1027,7 +1027,7 @@ class CommunityService:
|
||||
return default_result
|
||||
|
||||
|
||||
# 全局单例
|
||||
# Global singleton
|
||||
_community_service = None
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user