examples: regenerate assets

Closes #261

examples/start/ent/group_query.go

@@ -17,6 +17,7 @@ import (
 	"github.com/facebookincubator/ent/examples/start/ent/group"
 	"github.com/facebookincubator/ent/examples/start/ent/predicate"
 	"github.com/facebookincubator/ent/examples/start/ent/user"
+	"github.com/facebookincubator/ent/schema/field"
 )
 
 // GroupQuery is the builder for querying Group entities.
@@ -278,45 +279,31 @@ func (gq *GroupQuery) Select(field string, fields ...string) *GroupSelect {
 }
 
 func (gq *GroupQuery) sqlAll(ctx context.Context) ([]*Group, error) {
-	rows := &sql.Rows{}
-	selector := gq.sqlQuery()
-	if unique := gq.unique; len(unique) == 0 {
-		selector.Distinct()
+	var (
+		nodes []*Group
+		spec  = gq.querySpec()
+	)
+	spec.ScanValues = func() []interface{} {
+		node := &Group{config: gq.config}
+		nodes = append(nodes, node)
+		return node.scanValues()
 	}
-	query, args := selector.Query()
-	if err := gq.driver.Query(ctx, query, args, rows); err != nil {
+	spec.Assign = func(values ...interface{}) error {
+		if len(nodes) == 0 {
+			return fmt.Errorf("ent: Assign called without calling ScanValues")
+		}
+		node := nodes[len(nodes)-1]
+		return node.assignValues(values...)
+	}
+	if err := sqlgraph.QueryNodes(ctx, gq.driver, spec); err != nil {
 		return nil, err
 	}
-	defer rows.Close()
-	var grs Groups
-	if err := grs.FromRows(rows); err != nil {
-		return nil, err
-	}
-	grs.config(gq.config)
-	return grs, nil
+	return nodes, nil
 }
 
 func (gq *GroupQuery) sqlCount(ctx context.Context) (int, error) {
-	rows := &sql.Rows{}
-	selector := gq.sqlQuery()
-	unique := []string{group.FieldID}
-	if len(gq.unique) > 0 {
-		unique = gq.unique
-	}
-	selector.Count(sql.Distinct(selector.Columns(unique...)...))
-	query, args := selector.Query()
-	if err := gq.driver.Query(ctx, query, args, rows); err != nil {
-		return 0, err
-	}
-	defer rows.Close()
-	if !rows.Next() {
-		return 0, errors.New("ent: no rows found")
-	}
-	var n int
-	if err := rows.Scan(&n); err != nil {
-		return 0, fmt.Errorf("ent: failed reading count: %v", err)
-	}
-	return n, nil
+	spec := gq.querySpec()
+	return sqlgraph.CountNodes(ctx, gq.driver, spec)
 }
 
 func (gq *GroupQuery) sqlExist(ctx context.Context) (bool, error) {
@@ -327,6 +314,42 @@ func (gq *GroupQuery) sqlExist(ctx context.Context) (bool, error) {
 	return n > 0, nil
 }
 
+func (gq *GroupQuery) querySpec() *sqlgraph.QuerySpec {
+	spec := &sqlgraph.QuerySpec{
+		Node: &sqlgraph.NodeSpec{
+			Table:   group.Table,
+			Columns: group.Columns,
+			ID: &sqlgraph.FieldSpec{
+				Type:   field.TypeInt,
+				Column: group.FieldID,
+			},
+		},
+		From:   gq.sql,
+		Unique: true,
+	}
+	if ps := gq.predicates; len(ps) > 0 {
+		spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	if limit := gq.limit; limit != nil {
+		spec.Limit = *limit
+	}
+	if offset := gq.offset; offset != nil {
+		spec.Offset = *offset
+	}
+	if ps := gq.order; len(ps) > 0 {
+		spec.Order = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	return spec
+}
+
 func (gq *GroupQuery) sqlQuery() *sql.Selector {
 	builder := sql.Dialect(gq.driver.Dialect())
 	t1 := builder.Table(group.Table)
@@ -598,7 +621,7 @@ func (gs *GroupSelect) sqlScan(ctx context.Context, v interface{}) error {
 }
 
 func (gs *GroupSelect) sqlQuery() sql.Querier {
-	view := "group_view"
-	return sql.Dialect(gs.driver.Dialect()).
-		Select(gs.fields...).From(gs.sql.As(view))
+	selector := gs.sql
+	selector.Select(selector.Columns(gs.fields...)...)
+	return selector
 }