first gen

ent/group_create.go

@@ -0,0 +1,214 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"t/ent/group"
+	"t/ent/user"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+)
+
+// GroupCreate is the builder for creating a Group entity.
+type GroupCreate struct {
+	config
+	mutation *GroupMutation
+	hooks    []Hook
+}
+
+// SetName sets the "name" field.
+func (gc *GroupCreate) SetName(s string) *GroupCreate {
+	gc.mutation.SetName(s)
+	return gc
+}
+
+// AddUserIDs adds the "users" edge to the User entity by IDs.
+func (gc *GroupCreate) AddUserIDs(ids ...int) *GroupCreate {
+	gc.mutation.AddUserIDs(ids...)
+	return gc
+}
+
+// AddUsers adds the "users" edges to the User entity.
+func (gc *GroupCreate) AddUsers(u ...*User) *GroupCreate {
+	ids := make([]int, len(u))
+	for i := range u {
+		ids[i] = u[i].ID
+	}
+	return gc.AddUserIDs(ids...)
+}
+
+// Mutation returns the GroupMutation object of the builder.
+func (gc *GroupCreate) Mutation() *GroupMutation {
+	return gc.mutation
+}
+
+// Save creates the Group in the database.
+func (gc *GroupCreate) Save(ctx context.Context) (*Group, error) {
+	return withHooks[*Group, GroupMutation](ctx, gc.sqlSave, gc.mutation, gc.hooks)
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (gc *GroupCreate) SaveX(ctx context.Context) *Group {
+	v, err := gc.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (gc *GroupCreate) Exec(ctx context.Context) error {
+	_, err := gc.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (gc *GroupCreate) ExecX(ctx context.Context) {
+	if err := gc.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (gc *GroupCreate) check() error {
+	if _, ok := gc.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "Group.name"`)}
+	}
+	return nil
+}
+
+func (gc *GroupCreate) sqlSave(ctx context.Context) (*Group, error) {
+	if err := gc.check(); err != nil {
+		return nil, err
+	}
+	_node, _spec := gc.createSpec()
+	if err := sqlgraph.CreateNode(ctx, gc.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	id := _spec.ID.Value.(int64)
+	_node.ID = int(id)
+	gc.mutation.id = &_node.ID
+	gc.mutation.done = true
+	return _node, nil
+}
+
+func (gc *GroupCreate) createSpec() (*Group, *sqlgraph.CreateSpec) {
+	var (
+		_node = &Group{config: gc.config}
+		_spec = sqlgraph.NewCreateSpec(group.Table, sqlgraph.NewFieldSpec(group.FieldID, field.TypeInt))
+	)
+	if value, ok := gc.mutation.Name(); ok {
+		_spec.SetField(group.FieldName, field.TypeString, value)
+		_node.Name = value
+	}
+	if nodes := gc.mutation.UsersIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   group.UsersTable,
+			Columns: []string{group.UsersColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: &sqlgraph.FieldSpec{
+					Type:   field.TypeInt,
+					Column: user.FieldID,
+				},
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// GroupCreateBulk is the builder for creating many Group entities in bulk.
+type GroupCreateBulk struct {
+	config
+	builders []*GroupCreate
+}
+
+// Save creates the Group entities in the database.
+func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error) {
+	specs := make([]*sqlgraph.CreateSpec, len(gcb.builders))
+	nodes := make([]*Group, len(gcb.builders))
+	mutators := make([]Mutator, len(gcb.builders))
+	for i := range gcb.builders {
+		func(i int, root context.Context) {
+			builder := gcb.builders[i]
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*GroupMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				nodes[i], specs[i] = builder.createSpec()
+				var err error
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, gcb.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, gcb.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				if specs[i].ID.Value != nil {
+					id := specs[i].ID.Value.(int64)
+					nodes[i].ID = int(id)
+				}
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (gcb *GroupCreateBulk) SaveX(ctx context.Context) []*Group {
+	v, err := gcb.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (gcb *GroupCreateBulk) Exec(ctx context.Context) error {
+	_, err := gcb.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (gcb *GroupCreateBulk) ExecX(ctx context.Context) {
+	if err := gcb.Exec(ctx); err != nil {
+		panic(err)
+	}
+}