user_create.go

// Copyright 2019-present Facebook
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Code generated by entc, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"

	"github.com/dmalykh/entcontrib/entgql/internal/todopulid/ent/friendship"
	"github.com/dmalykh/entcontrib/entgql/internal/todopulid/ent/group"
	"github.com/dmalykh/entcontrib/entgql/internal/todopulid/ent/schema/pulid"
	"github.com/dmalykh/entcontrib/entgql/internal/todopulid/ent/user"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
	"github.com/google/uuid"
)

// UserCreate is the builder for creating a User entity.
type UserCreate struct {
	config
	mutation *UserMutation
	hooks    []Hook
}

// SetName sets the "name" field.
func (uc *UserCreate) SetName(s string) *UserCreate {
	uc.mutation.SetName(s)
	return uc
}

// SetNillableName sets the "name" field if the given value is not nil.
func (uc *UserCreate) SetNillableName(s *string) *UserCreate {
	if s != nil {
		uc.SetName(*s)
	}
	return uc
}

// SetUsername sets the "username" field.
func (uc *UserCreate) SetUsername(u uuid.UUID) *UserCreate {
	uc.mutation.SetUsername(u)
	return uc
}

// SetNillableUsername sets the "username" field if the given value is not nil.
func (uc *UserCreate) SetNillableUsername(u *uuid.UUID) *UserCreate {
	if u != nil {
		uc.SetUsername(*u)
	}
	return uc
}

// SetPassword sets the "password" field.
func (uc *UserCreate) SetPassword(s string) *UserCreate {
	uc.mutation.SetPassword(s)
	return uc
}

// SetNillablePassword sets the "password" field if the given value is not nil.
func (uc *UserCreate) SetNillablePassword(s *string) *UserCreate {
	if s != nil {
		uc.SetPassword(*s)
	}
	return uc
}

// SetRequiredMetadata sets the "required_metadata" field.
func (uc *UserCreate) SetRequiredMetadata(m map[string]interface{}) *UserCreate {
	uc.mutation.SetRequiredMetadata(m)
	return uc
}

// SetMetadata sets the "metadata" field.
func (uc *UserCreate) SetMetadata(m map[string]interface{}) *UserCreate {
	uc.mutation.SetMetadata(m)
	return uc
}

// SetID sets the "id" field.
func (uc *UserCreate) SetID(pu pulid.ID) *UserCreate {
	uc.mutation.SetID(pu)
	return uc
}

// SetNillableID sets the "id" field if the given value is not nil.
func (uc *UserCreate) SetNillableID(pu *pulid.ID) *UserCreate {
	if pu != nil {
		uc.SetID(*pu)
	}
	return uc
}

// AddGroupIDs adds the "groups" edge to the Group entity by IDs.
func (uc *UserCreate) AddGroupIDs(ids ...pulid.ID) *UserCreate {
	uc.mutation.AddGroupIDs(ids...)
	return uc
}

// AddGroups adds the "groups" edges to the Group entity.
func (uc *UserCreate) AddGroups(g ...*Group) *UserCreate {
	ids := make([]pulid.ID, len(g))
	for i := range g {
		ids[i] = g[i].ID
	}
	return uc.AddGroupIDs(ids...)
}

// AddFriendIDs adds the "friends" edge to the User entity by IDs.
func (uc *UserCreate) AddFriendIDs(ids ...pulid.ID) *UserCreate {
	uc.mutation.AddFriendIDs(ids...)
	return uc
}

// AddFriends adds the "friends" edges to the User entity.
func (uc *UserCreate) AddFriends(u ...*User) *UserCreate {
	ids := make([]pulid.ID, len(u))
	for i := range u {
		ids[i] = u[i].ID
	}
	return uc.AddFriendIDs(ids...)
}

// AddFriendshipIDs adds the "friendships" edge to the Friendship entity by IDs.
func (uc *UserCreate) AddFriendshipIDs(ids ...pulid.ID) *UserCreate {
	uc.mutation.AddFriendshipIDs(ids...)
	return uc
}

// AddFriendships adds the "friendships" edges to the Friendship entity.
func (uc *UserCreate) AddFriendships(f ...*Friendship) *UserCreate {
	ids := make([]pulid.ID, len(f))
	for i := range f {
		ids[i] = f[i].ID
	}
	return uc.AddFriendshipIDs(ids...)
}

// Mutation returns the UserMutation object of the builder.
func (uc *UserCreate) Mutation() *UserMutation {
	return uc.mutation
}

// Save creates the User in the database.
func (uc *UserCreate) Save(ctx context.Context) (*User, error) {
	uc.defaults()
	return withHooks(ctx, uc.sqlSave, uc.mutation, uc.hooks)
}

// SaveX calls Save and panics if Save returns an error.
func (uc *UserCreate) SaveX(ctx context.Context) *User {
	v, err := uc.Save(ctx)
	if err != nil {
		panic(err)
	}
	return v
}

// Exec executes the query.
func (uc *UserCreate) Exec(ctx context.Context) error {
	_, err := uc.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (uc *UserCreate) ExecX(ctx context.Context) {
	if err := uc.Exec(ctx); err != nil {
		panic(err)
	}
}

// defaults sets the default values of the builder before save.
func (uc *UserCreate) defaults() {
	if _, ok := uc.mutation.Name(); !ok {
		v := user.DefaultName
		uc.mutation.SetName(v)
	}
	if _, ok := uc.mutation.Username(); !ok {
		v := user.DefaultUsername()
		uc.mutation.SetUsername(v)
	}
	if _, ok := uc.mutation.ID(); !ok {
		v := user.DefaultID()
		uc.mutation.SetID(v)
	}
}

// check runs all checks and user-defined validators on the builder.
func (uc *UserCreate) check() error {
	if _, ok := uc.mutation.Name(); !ok {
		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "User.name"`)}
	}
	if _, ok := uc.mutation.Username(); !ok {
		return &ValidationError{Name: "username", err: errors.New(`ent: missing required field "User.username"`)}
	}
	if _, ok := uc.mutation.RequiredMetadata(); !ok {
		return &ValidationError{Name: "required_metadata", err: errors.New(`ent: missing required field "User.required_metadata"`)}
	}
	return nil
}

func (uc *UserCreate) sqlSave(ctx context.Context) (*User, error) {
	if err := uc.check(); err != nil {
		return nil, err
	}
	_node, _spec := uc.createSpec()
	if err := sqlgraph.CreateNode(ctx, uc.driver, _spec); err != nil {
		if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	if _spec.ID.Value != nil {
		if id, ok := _spec.ID.Value.(*pulid.ID); ok {
			_node.ID = *id
		} else if err := _node.ID.Scan(_spec.ID.Value); err != nil {
			return nil, err
		}
	}
	uc.mutation.id = &_node.ID
	uc.mutation.done = true
	return _node, nil
}

func (uc *UserCreate) createSpec() (*User, *sqlgraph.CreateSpec) {
	var (
		_node = &User{config: uc.config}
		_spec = sqlgraph.NewCreateSpec(user.Table, sqlgraph.NewFieldSpec(user.FieldID, field.TypeString))
	)
	if id, ok := uc.mutation.ID(); ok {
		_node.ID = id
		_spec.ID.Value = &id
	}
	if value, ok := uc.mutation.Name(); ok {
		_spec.SetField(user.FieldName, field.TypeString, value)
		_node.Name = value
	}
	if value, ok := uc.mutation.Username(); ok {
		_spec.SetField(user.FieldUsername, field.TypeUUID, value)
		_node.Username = value
	}
	if value, ok := uc.mutation.Password(); ok {
		_spec.SetField(user.FieldPassword, field.TypeString, value)
		_node.Password = value
	}
	if value, ok := uc.mutation.RequiredMetadata(); ok {
		_spec.SetField(user.FieldRequiredMetadata, field.TypeJSON, value)
		_node.RequiredMetadata = value
	}
	if value, ok := uc.mutation.Metadata(); ok {
		_spec.SetField(user.FieldMetadata, field.TypeJSON, value)
		_node.Metadata = value
	}
	if nodes := uc.mutation.GroupsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: false,
			Table:   user.GroupsTable,
			Columns: user.GroupsPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(group.FieldID, field.TypeString),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges = append(_spec.Edges, edge)
	}
	if nodes := uc.mutation.FriendsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: false,
			Table:   user.FriendsTable,
			Columns: user.FriendsPrimaryKey,
			Bidi:    true,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeString),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		createE := &FriendshipCreate{config: uc.config, mutation: newFriendshipMutation(uc.config, OpCreate)}
		createE.defaults()
		_, specE := createE.createSpec()
		edge.Target.Fields = specE.Fields
		if specE.ID.Value != nil {
			edge.Target.Fields = append(edge.Target.Fields, specE.ID)
		}
		_spec.Edges = append(_spec.Edges, edge)
	}
	if nodes := uc.mutation.FriendshipsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: true,
			Table:   user.FriendshipsTable,
			Columns: []string{user.FriendshipsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(friendship.FieldID, field.TypeString),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges = append(_spec.Edges, edge)
	}
	return _node, _spec
}

// UserCreateBulk is the builder for creating many User entities in bulk.
type UserCreateBulk struct {
	config
	err      error
	builders []*UserCreate
}

// Save creates the User entities in the database.
func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
	if ucb.err != nil {
		return nil, ucb.err
	}
	specs := make([]*sqlgraph.CreateSpec, len(ucb.builders))
	nodes := make([]*User, len(ucb.builders))
	mutators := make([]Mutator, len(ucb.builders))
	for i := range ucb.builders {
		func(i int, root context.Context) {
			builder := ucb.builders[i]
			builder.defaults()
			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
				mutation, ok := m.(*UserMutation)
				if !ok {
					return nil, fmt.Errorf("unexpected mutation type %T", m)
				}
				if err := builder.check(); err != nil {
					return nil, err
				}
				builder.mutation = mutation
				var err error
				nodes[i], specs[i] = builder.createSpec()
				if i < len(mutators)-1 {
					_, err = mutators[i+1].Mutate(root, ucb.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, ucb.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
				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, ucb.builders[0].mutation); err != nil {
			return nil, err
		}
	}
	return nodes, nil
}

// SaveX is like Save, but panics if an error occurs.
func (ucb *UserCreateBulk) SaveX(ctx context.Context) []*User {
	v, err := ucb.Save(ctx)
	if err != nil {
		panic(err)
	}
	return v
}

// Exec executes the query.
func (ucb *UserCreateBulk) Exec(ctx context.Context) error {
	_, err := ucb.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (ucb *UserCreateBulk) ExecX(ctx context.Context) {
	if err := ucb.Exec(ctx); err != nil {
		panic(err)
	}
}