chore(init): 初始化解忧商行项目并完成 Phase 0 基座

backend/internal/modules/order/handler_parse.go

@@ -0,0 +1,69 @@
+package order
+
+import (
+	"strconv"
+	"strings"
+
+	"hfb_sys/backend/internal/middleware"
+	"hfb_sys/backend/pkg/response"
+
+	"github.com/gin-gonic/gin"
+)
+
+func currentUserID(c *gin.Context) (uint64, bool) {
+	value, ok := c.Get(middleware.ContextUserID)
+	if !ok {
+		return 0, false
+	}
+	userID, ok := value.(uint64)
+	return userID, ok
+}
+
+func currentAdminID(c *gin.Context) (uint64, bool) {
+	value, ok := c.Get(middleware.ContextAdminID)
+	if !ok {
+		return 0, false
+	}
+	adminID, ok := value.(uint64)
+	return adminID, ok
+}
+
+func parseID(c *gin.Context) (uint64, bool) {
+	id, err := strconv.ParseUint(c.Param("id"), 10, 64)
+	if err != nil || id == 0 {
+		response.BadRequest(c, "ID 不正确")
+		return 0, false
+	}
+	return id, true
+}
+
+func parsePagination(c *gin.Context) (int, int) {
+	page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
+	pageSize, _ := strconv.Atoi(c.DefaultQuery("page_size", "20"))
+	if page < 1 {
+		page = 1
+	}
+	if pageSize < 1 {
+		pageSize = 20
+	}
+	if pageSize > 100 {
+		pageSize = 100
+	}
+	return page, pageSize
+}
+
+func parseAdminOrderQuery(c *gin.Context) AdminOrderQuery {
+	page, pageSize := parsePagination(c)
+	userID, _ := strconv.ParseUint(strings.TrimSpace(c.Query("user_id")), 10, 64)
+	return AdminOrderQuery{
+		Page:                    page,
+		PageSize:                pageSize,
+		Keyword:                 strings.TrimSpace(c.Query("keyword")),
+		Status:                  strings.TrimSpace(c.Query("status")),
+		HandoffStatus:           strings.TrimSpace(c.Query("handoff_status")),
+		HandoffMode:             strings.TrimSpace(c.Query("handoff_mode")),
+		SettlementStatus:        strings.TrimSpace(c.Query("settlement_status")),
+		OfflineSettlementStatus: strings.TrimSpace(c.Query("offline_settlement_status")),
+		UserID:                  userID,
+	}
+}