1 files changed, 58 insertions, 0 deletions
diff --git a/repository/node.go b/repository/node.go
new file mode 100644
index 0000000..d5794b6
--- /dev/null
+++ b/repository/node.go
@@ -0,0 +1,58 @@
+package repository
+
+import (
+	"context"
+
+	"github.com/uptrace/bun"
+	"gitrepo.ru/neonxp/gorum/models"
+)
+
+type Node struct {
+	db *bun.DB
+}
+
+func NewNode(db *bun.DB) *Node {
+	return &Node{
+		db: db,
+	}
+}
+
+func (t *Node) Create(
+	ctx context.Context,
+	ntype models.NodeType,
+	text string,
+	authorID int,
+	parentID int,
+) (int, error) {
+	post := &models.Node{
+		Type:     ntype,
+		Text:     text,
+		AuthorID: authorID,
+		ParentID: parentID,
+	}
+	_, err := t.db.NewInsert().Model(post).Returning("id").Exec(ctx)
+
+	return post.ID, err
+}
+
+func (t *Node) Get(ctx context.Context, topicID int) (*models.Node, error) {
+	node := new(models.Node)
+
+	return node, t.db.NewSelect().
+		Model(node).
+		Where(`n.id = ?`, topicID).
+		Relation("Author").
+		Scan(ctx)
+}
+
+func (t *Node) List(ctx context.Context, topicID int) ([]*models.Node, int, error) {
+	posts := make([]*models.Node, 0)
+
+	count, err := t.db.NewSelect().
+		Model(&posts).
+		Where(`parent_id = ?`, topicID).
+		Relation("Author").
+		ScanAndCount(ctx)
+
+	return posts, count, err
+}