init: hgmj server initial commit

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

models/s/statusermod/list.go

@@ -0,0 +1,31 @@
+package statusermod
+
+import (
+	"91jd-server/common/pageopt"
+
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+type Matcher = pageopt.Matcher
+
+// ItemMatch
+type ItemMatch struct {
+	Item Itemtype
+}
+
+func (t *ItemMatch) New() Matcher {
+	return pageopt.NewAssignMatch("item", t.Item)
+}
+
+func List(sort bson.D, skip, limit int64, matchers ...Matcher) ([]UserStat, error) {
+	filter := pageopt.MergeM(matchers)
+	opt := &options.FindOptions{}
+	if len(sort) != 0 {
+		opt.SetSort(sort)
+	}
+	opt.SetSkip(skip)
+	opt.SetLimit(limit)
+	list := make([]UserStat, 0, limit)
+	return list, coll(nil).Find(&list, filter, opt)
+}