V2.2.1: Membership & Billing, USDT TRC20 payment, VIP free indicators, AI Trading Radar, simplified strategy creation, system settings simplification, bug fixes and UI improvements

backend_api_python/app/routes/billing.py

@@ -0,0 +1,105 @@
+"""
+Billing APIs - 会员购买/套餐配置（Mock支付）
+
+当前版本先实现“快速商业闭环”的最小可用：
+- 从系统设置(.env)读取 3 档会员（包月/包年/永久）金额与赠送积分配置
+- 用户在前端购买后立即开通/发放积分（后续可替换为真实支付网关）
+"""
+
+from flask import Blueprint, jsonify, request, g
+
+from app.utils.auth import login_required
+from app.utils.logger import get_logger
+from app.services.billing_service import get_billing_service
+from app.services.usdt_payment_service import get_usdt_payment_service
+
+logger = get_logger(__name__)
+
+billing_bp = Blueprint("billing", __name__)
+
+
+@billing_bp.route("/plans", methods=["GET"])
+@login_required
+def get_membership_plans():
+    """Get membership plan configuration + current user's billing snapshot."""
+    try:
+        user_id = getattr(g, "user_id", None)
+        svc = get_billing_service()
+        plans = svc.get_membership_plans()
+        billing_info = svc.get_user_billing_info(user_id) if user_id else {}
+        return jsonify({"code": 1, "msg": "success", "data": {"plans": plans, "billing": billing_info}})
+    except Exception as e:
+        logger.error(f"get_membership_plans failed: {e}", exc_info=True)
+        return jsonify({"code": 0, "msg": str(e), "data": None}), 500
+
+
+@billing_bp.route("/purchase", methods=["POST"])
+@login_required
+def purchase_membership():
+    """
+    Purchase membership (mock: immediate activation).
+
+    Body:
+      { plan: "monthly" | "yearly" | "lifetime" }
+    """
+    try:
+        user_id = getattr(g, "user_id", None)
+        data = request.get_json() or {}
+        plan = (data.get("plan") or "").strip().lower()
+        if not plan:
+            return jsonify({"code": 0, "msg": "missing_plan", "data": None}), 400
+
+        success, msg, out = get_billing_service().purchase_membership(user_id, plan)
+        if success:
+            return jsonify({"code": 1, "msg": msg, "data": out})
+        return jsonify({"code": 0, "msg": msg, "data": out}), 400
+    except Exception as e:
+        logger.error(f"purchase_membership failed: {e}", exc_info=True)
+        return jsonify({"code": 0, "msg": str(e), "data": None}), 500
+
+
+# =========================
+# USDT Pay (方案B)
+# =========================
+
+
+@billing_bp.route("/usdt/create", methods=["POST"])
+@login_required
+def usdt_create_order():
+    """
+    Create USDT order for membership plan (per-order address).
+
+    Body:
+      { plan: "monthly"|"yearly"|"lifetime" }
+    """
+    try:
+        user_id = getattr(g, "user_id", None)
+        data = request.get_json() or {}
+        plan = (data.get("plan") or "").strip().lower()
+        if not plan:
+            return jsonify({"code": 0, "msg": "missing_plan", "data": None}), 400
+
+        ok, msg, out = get_usdt_payment_service().create_order(user_id, plan)
+        if ok:
+            return jsonify({"code": 1, "msg": "success", "data": out})
+        return jsonify({"code": 0, "msg": msg, "data": out}), 400
+    except Exception as e:
+        logger.error(f"usdt_create_order failed: {e}", exc_info=True)
+        return jsonify({"code": 0, "msg": str(e), "data": None}), 500
+
+
+@billing_bp.route("/usdt/order/<int:order_id>", methods=["GET"])
+@login_required
+def usdt_get_order(order_id: int):
+    """Get my USDT order; refresh chain status by default."""
+    try:
+        user_id = getattr(g, "user_id", None)
+        refresh = str(request.args.get("refresh", "1")).lower() in ("1", "true", "yes")
+        ok, msg, out = get_usdt_payment_service().get_order(user_id, order_id, refresh=refresh)
+        if ok:
+            return jsonify({"code": 1, "msg": "success", "data": out})
+        return jsonify({"code": 0, "msg": msg, "data": out}), 404
+    except Exception as e:
+        logger.error(f"usdt_get_order failed: {e}", exc_info=True)
+        return jsonify({"code": 0, "msg": str(e), "data": None}), 500
+