Add activities page.

server/service/activity.go

@@ -0,0 +1,53 @@
+package service
+
+import (
+	"nysoure/server/dao"
+	"nysoure/server/model"
+)
+
+func GetActivityList(page int) ([]model.ActivityView, int, error) {
+	offset := (page - 1) * pageSize
+	limit := pageSize
+
+	activities, total, err := dao.GetActivityList(offset, limit)
+	if err != nil {
+		return nil, 0, err
+	}
+
+	var views []model.ActivityView
+	for _, activity := range activities {
+		user, err := dao.GetUserByID(activity.UserID)
+		if err != nil {
+			return nil, 0, err
+		}
+		var comment *model.CommentWithResourceView
+		var resource *model.ResourceView
+		if activity.Type == model.ActivityTypeNewComment {
+			c, err := dao.GetCommentByID(activity.RefID)
+			if err != nil {
+				return nil, 0, err
+			}
+			comment = c.ToViewWithResource()
+		} else if activity.Type == model.ActivityTypeNewResource || activity.Type == model.ActivityTypeUpdateResource {
+			r, err := dao.GetResourceByID(activity.RefID)
+			if err != nil {
+				return nil, 0, err
+			}
+			rv := r.ToView()
+			resource = &rv
+		}
+		view := model.ActivityView{
+			ID:       activity.ID,
+			User:     user.ToView(),
+			Type:     activity.Type,
+			Time:     activity.CreatedAt,
+			Comment:  comment,
+			Resource: resource,
+		}
+		views = append(views, view)
+	}
+
+	totalPages := (total + pageSize - 1) / pageSize
+
+	return views, totalPages, nil
+}