refactor platform logic modules

backend/api/internal/logic/platform/ec/ec.go

@@ -0,0 +1,81 @@
+package ec
+
+import (
+	"git.apinb.com/bsm-sdk/core/infra"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/impl"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/logic/common"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
+	"github.com/gin-gonic/gin"
+)
+
+type ecCategoryView struct {
+	Identity       string `json:"identity"`
+	ParentIdentity string `json:"parent_identity,omitempty"`
+	Name           string `json:"name"`
+	SortNo         int    `json:"sort_no"`
+	Status         string `json:"status"`
+}
+
+func ecCategoryViews(list []models.EcCategory) ([]ecCategoryView, error) {
+	parents := make(map[uint64]string)
+	for _, item := range list {
+		if item.ParentID != 0 {
+			parents[item.ParentID] = ""
+		}
+	}
+	if len(parents) > 0 {
+		var rows []struct {
+			ID       uint64
+			Identity string
+		}
+		ids := make([]uint64, 0, len(parents))
+		for id := range parents {
+			ids = append(ids, id)
+		}
+		if err := impl.DBService.Model(&models.EcCategory{}).Select("id", "identity").Where("id IN ?", ids).Find(&rows).Error; err != nil {
+			return nil, err
+		}
+		for _, row := range rows {
+			parents[row.ID] = row.Identity
+		}
+	}
+	views := make([]ecCategoryView, 0, len(list))
+	for _, item := range list {
+		views = append(views, ecCategoryView{Identity: item.Identity, ParentIdentity: parents[item.ParentID], Name: item.Name, SortNo: item.SortNo, Status: item.Status})
+	}
+	return views, nil
+}
+
+func ListEcCategory(ctx *gin.Context) {
+	page, size := common.PageSize(ctx)
+	var list []models.EcCategory
+	var total int64
+	if err := impl.DBService.Model(&models.EcCategory{}).Count(&total).Error; err != nil {
+		infra.Response.Error(ctx, err)
+		return
+	}
+	if err := impl.DBService.Order("sort_no asc, id asc").Offset((page - 1) * size).Limit(size).Find(&list).Error; err != nil {
+		infra.Response.Error(ctx, err)
+		return
+	}
+	views, err := ecCategoryViews(list)
+	if err != nil {
+		infra.Response.Error(ctx, err)
+		return
+	}
+	infra.Response.Success(ctx, gin.H{"total": total, "list": views})
+}
+
+func GetEcCategory(ctx *gin.Context) {
+	var category models.EcCategory
+	if err := impl.DBService.Where("identity = ?", ctx.Param("identity")).First(&category).Error; err != nil {
+		common.RespondRecordError(ctx, err)
+		return
+	}
+	views, err := ecCategoryViews([]models.EcCategory{category})
+	if err != nil {
+		infra.Response.Error(ctx, err)
+		return
+	}
+	infra.Response.Success(ctx, views[0])
+}

backend/api/internal/logic/platform/ec/order.go

@@ -0,0 +1,29 @@
+package ec
+
+import (
+	"git.apinb.com/bsm-sdk/core/infra"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/impl"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/logic/common"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
+	"github.com/gin-gonic/gin"
+)
+
+// GetEcOrder returns the order together with its immutable item snapshots.
+func GetEcOrder(ctx *gin.Context) {
+	var order models.EcOrder
+	if err := impl.DBService.Where("identity = ?", ctx.Param("identity")).First(&order).Error; err != nil {
+		common.RespondRecordError(ctx, err)
+		return
+	}
+	var items []models.EcOrderItem
+	if err := impl.DBService.Where("ec_order_id = ?", order.ID).Order("id asc").Find(&items).Error; err != nil {
+		infra.Response.Error(ctx, err)
+		return
+	}
+	response, err := common.PublicResourceResponse(gin.H{"order": order, "items": items})
+	if err != nil {
+		infra.Response.Error(ctx, err)
+		return
+	}
+	infra.Response.Success(ctx, response)
+}