From 81dc55baafbbcf281a1caa224faa4cb15faa2b1d Mon Sep 17 00:00:00 2001
From: yangfan <784310601@qq.com>
Date: Tue, 12 May 2026 17:23:53 +0800
Subject: [PATCH] =?UTF-8?q?11=E7=82=B9=E6=B6=A8=E5=81=9C=E9=80=BB=E8=BE=91?=
 =?UTF-8?q?=E5=8F=98=E6=9B=B4=E4=B8=BA10=E7=82=B9?=
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---
 ...it_board_break_next_performance_service.go | 35 ++++++++--
 ...ard_break_next_performance_service_test.go | 66 -------------------
 internal/service/second_cal_service.go        |  4 +-
 3 files changed, 33 insertions(+), 72 deletions(-)
 delete mode 100644 internal/service/limit_board_break_next_performance_service_test.go

diff --git a/internal/service/limit_board_break_next_performance_service.go b/internal/service/limit_board_break_next_performance_service.go
index d803f07..e3cb27a 100644
--- a/internal/service/limit_board_break_next_performance_service.go
+++ b/internal/service/limit_board_break_next_performance_service.go
@@ -2,6 +2,7 @@ package service
 
 import (
 	"math"
+	"strconv"
 	"strings"
 
 	"level_go/internal/model"
@@ -193,7 +194,7 @@ func buildLimitBreakNextPerformanceStock(row limitBreakNextPerformanceRow) model
 	if row.FirstTime != nil {
 		item.FirstTime = formatLimitTime(*row.FirstTime)
 	}
-	item.BreakTimeBefore1100 = isLimitBreakTimeBeforeEleven(item.FirstTime)
+	item.BreakTimeBefore1100 = isLimitBreakTimeBeforeTen(item.FirstTime)
 	if row.TPreClose != nil && *row.TPreClose > 0 {
 		// T 日开盘涨幅以 T 日前收为基准，低于 101% 用于筛选低开/小幅高开炸板。
 		item.TOpenPctChg = pctChangePtr(row.TOpen, *row.TPreClose)
@@ -251,12 +252,38 @@ func formatLimitTime(value string) string {
 	return timeText[0:2] + ":" + timeText[2:4] + ":" + timeText[4:6]
 }
 
-// isLimitBreakTimeBeforeEleven 判断炸板时间是否早于 11:00。
+// isLimitBreakTimeBeforeTen 判断炸板时间是否早于 10:00。
 //
 // 空时间在当前业务中视为满足条件，保持历史接口行为。
-func isLimitBreakTimeBeforeEleven(limitTime string) bool {
+func isLimitBreakTimeBeforeTen(limitTime string) bool {
 	if strings.TrimSpace(limitTime) == "" {
 		return true
 	}
-	return isBeforeEleven(&limitTime)
+
+	timeText := formatLimitTime(limitTime)
+	parts := strings.Split(timeText, ":")
+	if len(parts) < 2 || len(parts) > 3 {
+		return false
+	}
+
+	hour, err := strconv.Atoi(parts[0])
+	if err != nil {
+		return false
+	}
+	minute, err := strconv.Atoi(parts[1])
+	if err != nil {
+		return false
+	}
+	second := 0
+	if len(parts) == 3 {
+		second, err = strconv.Atoi(parts[2])
+		if err != nil {
+			return false
+		}
+	}
+	if hour < 0 || hour > 23 || minute < 0 || minute > 59 || second < 0 || second > 59 {
+		return false
+	}
+
+	return hour < 10
 }
diff --git a/internal/service/limit_board_break_next_performance_service_test.go b/internal/service/limit_board_break_next_performance_service_test.go
deleted file mode 100644
index fc7df0a..0000000
--- a/internal/service/limit_board_break_next_performance_service_test.go
+++ /dev/null
@@ -1,66 +0,0 @@
-package service
-
-import "testing"
-
-// TestBuildLimitBreakNextPerformanceStockIntradayProfitableUsesTHigh 验证 T+1 盘中可盈利口径。
-//
-// 业务要求用 T+1 最高价覆盖 T 日最高价来判断是否可解套，而不是只和 T 日收盘价比较。
-func TestBuildLimitBreakNextPerformanceStockIntradayProfitableUsesTHigh(t *testing.T) {
-	tClose := 9.50
-	tHigh := 10.00
-
-	tests := []struct {
-		name     string
-		nextHigh *float64
-		want     *bool
-	}{
-		{
-			name:     "next high below T high cannot cover T high buy loss",
-			nextHigh: float64Ptr(9.99),
-			want:     boolPtr(false),
-		},
-		{
-			name:     "next high equal T high covers T high buy loss",
-			nextHigh: float64Ptr(10.00),
-			want:     boolPtr(true),
-		},
-		{
-			name:     "missing next high returns nil",
-			nextHigh: nil,
-			want:     nil,
-		},
-	}
-
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			item := buildLimitBreakNextPerformanceStock(limitBreakNextPerformanceRow{
-				TClose:   &tClose,
-				THigh:    &tHigh,
-				NextHigh: tt.nextHigh,
-			})
-
-			if tt.want == nil {
-				if item.NextIntradayProfitable != nil {
-					t.Fatalf("NextIntradayProfitable = %v, want nil", *item.NextIntradayProfitable)
-				}
-				return
-			}
-			if item.NextIntradayProfitable == nil {
-				t.Fatalf("NextIntradayProfitable = nil, want %v", *tt.want)
-			}
-			if *item.NextIntradayProfitable != *tt.want {
-				t.Fatalf("NextIntradayProfitable = %v, want %v", *item.NextIntradayProfitable, *tt.want)
-			}
-		})
-	}
-}
-
-// float64Ptr 是测试用指针辅助函数。
-func float64Ptr(value float64) *float64 {
-	return &value
-}
-
-// boolPtr 是测试用指针辅助函数。
-func boolPtr(value bool) *bool {
-	return &value
-}
diff --git a/internal/service/second_cal_service.go b/internal/service/second_cal_service.go
index 70e818a..25acbd1 100644
--- a/internal/service/second_cal_service.go
+++ b/internal/service/second_cal_service.go
@@ -167,9 +167,9 @@ candidate AS (
 	LEFT JOIN limit_list_d ppl
 		ON ppl.ts_code = pl.ts_code AND ppl.trade_date = c.previous_two_trade_date AND ppl.` + "`limit`" + ` = 'U'
 	INNER JOIN stock_daily d
-		ON d.ts_code = pl.ts_code AND d.trade_date = c.trade_date
+		ON d.ts_code = pl.ts_code COLLATE utf8mb4_0900_ai_ci AND d.trade_date = c.trade_date
 	LEFT JOIN stock_daily nd
-		ON nd.ts_code = pl.ts_code AND nd.trade_date = c.next_trade_date
+		ON nd.ts_code = pl.ts_code COLLATE utf8mb4_0900_ai_ci AND nd.trade_date = c.next_trade_date
 	LEFT JOIN stock_basic sb
 		ON sb.ts_code = pl.ts_code COLLATE utf8mb4_unicode_ci
 	WHERE c.trade_date BETWEEN ? AND ?