migrate from github

internal/repository/comment_repo/delete.go

@@ -0,0 +1,32 @@
+package comment_repo
+
+import (
+	"github.com/XingfenD/yoresee_doc/internal/model"
+	"gorm.io/gorm"
+)
+
+type CommentDeleteOperation struct {
+	repo *CommentRepository
+	id   int64
+	tx   *gorm.DB
+}
+
+func (r *CommentRepository) Delete(id int64) *CommentDeleteOperation {
+	return &CommentDeleteOperation{
+		repo: r,
+		id:   id,
+	}
+}
+
+func (op *CommentDeleteOperation) WithTx(tx *gorm.DB) *CommentDeleteOperation {
+	op.tx = tx
+	return op
+}
+
+func (op *CommentDeleteOperation) Exec() error {
+	db := op.repo.db
+	if op.tx != nil {
+		db = op.tx
+	}
+	return db.Delete(&model.DocumentComment{}, op.id).Error
+}