新增二板历史角度

internal/api/second_board_profit_handler.go

@@ -0,0 +1,67 @@
+package api
+
+import (
+	"errors"
+	"net/http"
+	"time"
+
+	"github.com/gin-gonic/gin"
+	"level_go/internal/model"
+)
+
+// GetSecondBoardProfitSummary 返回 2020 年至今二板早盘股票的 T+1 最大获利汇总。
+func (h *LimitBoardHandler) GetSecondBoardProfitSummary(c *gin.Context) {
+	req, err := parseSecondBoardProfitRequest(c, false)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	resp, err := h.Service.GetSecondBoardProfitSummary(req)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, resp)
+}
+
+// GetSecondBoardProfitDetail 返回单只股票二板早盘后的 T+1 最大获利详情。
+func (h *LimitBoardHandler) GetSecondBoardProfitDetail(c *gin.Context) {
+	req, err := parseSecondBoardProfitRequest(c, true)
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	resp, err := h.Service.GetSecondBoardProfitDetail(req)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
+		return
+	}
+
+	c.JSON(http.StatusOK, resp)
+}
+
+// parseSecondBoardProfitRequest 解析二板早盘获利综合和详情接口参数。
+func parseSecondBoardProfitRequest(c *gin.Context, requireCode bool) (model.SecondBoardProfitRequest, error) {
+	req := model.SecondBoardProfitRequest{
+		TradeStartDate: firstNonEmptyQuery(c, "tradeStartDate", "trade_start_date", "start_date"),
+		TradeEndDate:   firstNonEmptyQuery(c, "tradeEndDate", "trade_end_date", "end_date"),
+		TsCode:         firstNonEmptyQuery(c, "tsCode", "ts_code"),
+		Symbol:         firstNonEmptyQuery(c, "symbol", "code"),
+	}
+	if req.TradeStartDate == "" {
+		req.TradeStartDate = defaultSecondProfitStartDate
+	}
+	if req.TradeEndDate == "" {
+		req.TradeEndDate = time.Now().Format("2006-01-02")
+	}
+	if err := validateSecondProfitDateRange(req.TradeStartDate, req.TradeEndDate); err != nil {
+		return req, err
+	}
+	if requireCode && req.TsCode == "" && req.Symbol == "" {
+		return req, errors.New("tsCode 或 symbol 参数不能为空")
+	}
+	return req, nil
+}