package database import ( "fmt" "github.com/mainnika/mongox-go-driver/v2/mongox" "github.com/mainnika/mongox-go-driver/v2/mongox/query" ) // LoadStream function loads documents one by one into a target channel func (d *Database) LoadStream(target interface{}, filters ...interface{}) (loader mongox.StreamLoader, err error) { composed, err := query.Compose(filters...) if err != nil { return } _, hasPreloader := composed.Preloader() ctx := query.WithContext(d.Context(), composed) var cursor *mongox.Cursor if hasPreloader { cursor, err = d.createAggregateLoad(target, composed) } else { cursor, err = d.createSimpleLoad(target, composed) } if err != nil { err = fmt.Errorf("can't create find result: %w", err) return } loader = &StreamLoader{cur: cursor, ctx: ctx, query: composed} return }