// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"
	"time"
	"tss-rocks-be/ent/category"
	"tss-rocks-be/ent/post"
	"tss-rocks-be/ent/postcontent"
	"tss-rocks-be/ent/postcontributor"

	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
)

// PostCreate is the builder for creating a Post entity.
type PostCreate struct {
	config
	mutation *PostMutation
	hooks    []Hook
}

// SetStatus sets the "status" field.
func (pc *PostCreate) SetStatus(po post.Status) *PostCreate {
	pc.mutation.SetStatus(po)
	return pc
}

// SetNillableStatus sets the "status" field if the given value is not nil.
func (pc *PostCreate) SetNillableStatus(po *post.Status) *PostCreate {
	if po != nil {
		pc.SetStatus(*po)
	}
	return pc
}

// SetSlug sets the "slug" field.
func (pc *PostCreate) SetSlug(s string) *PostCreate {
	pc.mutation.SetSlug(s)
	return pc
}

// SetCreatedAt sets the "created_at" field.
func (pc *PostCreate) SetCreatedAt(t time.Time) *PostCreate {
	pc.mutation.SetCreatedAt(t)
	return pc
}

// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
func (pc *PostCreate) SetNillableCreatedAt(t *time.Time) *PostCreate {
	if t != nil {
		pc.SetCreatedAt(*t)
	}
	return pc
}

// SetUpdatedAt sets the "updated_at" field.
func (pc *PostCreate) SetUpdatedAt(t time.Time) *PostCreate {
	pc.mutation.SetUpdatedAt(t)
	return pc
}

// SetNillableUpdatedAt sets the "updated_at" field if the given value is not nil.
func (pc *PostCreate) SetNillableUpdatedAt(t *time.Time) *PostCreate {
	if t != nil {
		pc.SetUpdatedAt(*t)
	}
	return pc
}

// AddContentIDs adds the "contents" edge to the PostContent entity by IDs.
func (pc *PostCreate) AddContentIDs(ids ...int) *PostCreate {
	pc.mutation.AddContentIDs(ids...)
	return pc
}

// AddContents adds the "contents" edges to the PostContent entity.
func (pc *PostCreate) AddContents(p ...*PostContent) *PostCreate {
	ids := make([]int, len(p))
	for i := range p {
		ids[i] = p[i].ID
	}
	return pc.AddContentIDs(ids...)
}

// AddContributorIDs adds the "contributors" edge to the PostContributor entity by IDs.
func (pc *PostCreate) AddContributorIDs(ids ...int) *PostCreate {
	pc.mutation.AddContributorIDs(ids...)
	return pc
}

// AddContributors adds the "contributors" edges to the PostContributor entity.
func (pc *PostCreate) AddContributors(p ...*PostContributor) *PostCreate {
	ids := make([]int, len(p))
	for i := range p {
		ids[i] = p[i].ID
	}
	return pc.AddContributorIDs(ids...)
}

// AddCategoryIDs adds the "categories" edge to the Category entity by IDs.
func (pc *PostCreate) AddCategoryIDs(ids ...int) *PostCreate {
	pc.mutation.AddCategoryIDs(ids...)
	return pc
}

// AddCategories adds the "categories" edges to the Category entity.
func (pc *PostCreate) AddCategories(c ...*Category) *PostCreate {
	ids := make([]int, len(c))
	for i := range c {
		ids[i] = c[i].ID
	}
	return pc.AddCategoryIDs(ids...)
}

// Mutation returns the PostMutation object of the builder.
func (pc *PostCreate) Mutation() *PostMutation {
	return pc.mutation
}

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

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

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

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

// defaults sets the default values of the builder before save.
func (pc *PostCreate) defaults() {
	if _, ok := pc.mutation.Status(); !ok {
		v := post.DefaultStatus
		pc.mutation.SetStatus(v)
	}
	if _, ok := pc.mutation.CreatedAt(); !ok {
		v := post.DefaultCreatedAt()
		pc.mutation.SetCreatedAt(v)
	}
	if _, ok := pc.mutation.UpdatedAt(); !ok {
		v := post.DefaultUpdatedAt()
		pc.mutation.SetUpdatedAt(v)
	}
}

// check runs all checks and user-defined validators on the builder.
func (pc *PostCreate) check() error {
	if _, ok := pc.mutation.Status(); !ok {
		return &ValidationError{Name: "status", err: errors.New(`ent: missing required field "Post.status"`)}
	}
	if v, ok := pc.mutation.Status(); ok {
		if err := post.StatusValidator(v); err != nil {
			return &ValidationError{Name: "status", err: fmt.Errorf(`ent: validator failed for field "Post.status": %w`, err)}
		}
	}
	if _, ok := pc.mutation.Slug(); !ok {
		return &ValidationError{Name: "slug", err: errors.New(`ent: missing required field "Post.slug"`)}
	}
	if v, ok := pc.mutation.Slug(); ok {
		if err := post.SlugValidator(v); err != nil {
			return &ValidationError{Name: "slug", err: fmt.Errorf(`ent: validator failed for field "Post.slug": %w`, err)}
		}
	}
	if _, ok := pc.mutation.CreatedAt(); !ok {
		return &ValidationError{Name: "created_at", err: errors.New(`ent: missing required field "Post.created_at"`)}
	}
	if _, ok := pc.mutation.UpdatedAt(); !ok {
		return &ValidationError{Name: "updated_at", err: errors.New(`ent: missing required field "Post.updated_at"`)}
	}
	return nil
}

func (pc *PostCreate) sqlSave(ctx context.Context) (*Post, error) {
	if err := pc.check(); err != nil {
		return nil, err
	}
	_node, _spec := pc.createSpec()
	if err := sqlgraph.CreateNode(ctx, pc.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)
	pc.mutation.id = &_node.ID
	pc.mutation.done = true
	return _node, nil
}

func (pc *PostCreate) createSpec() (*Post, *sqlgraph.CreateSpec) {
	var (
		_node = &Post{config: pc.config}
		_spec = sqlgraph.NewCreateSpec(post.Table, sqlgraph.NewFieldSpec(post.FieldID, field.TypeInt))
	)
	if value, ok := pc.mutation.Status(); ok {
		_spec.SetField(post.FieldStatus, field.TypeEnum, value)
		_node.Status = value
	}
	if value, ok := pc.mutation.Slug(); ok {
		_spec.SetField(post.FieldSlug, field.TypeString, value)
		_node.Slug = value
	}
	if value, ok := pc.mutation.CreatedAt(); ok {
		_spec.SetField(post.FieldCreatedAt, field.TypeTime, value)
		_node.CreatedAt = value
	}
	if value, ok := pc.mutation.UpdatedAt(); ok {
		_spec.SetField(post.FieldUpdatedAt, field.TypeTime, value)
		_node.UpdatedAt = value
	}
	if nodes := pc.mutation.ContentsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   post.ContentsTable,
			Columns: []string{post.ContentsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(postcontent.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges = append(_spec.Edges, edge)
	}
	if nodes := pc.mutation.ContributorsIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   post.ContributorsTable,
			Columns: []string{post.ContributorsColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(postcontributor.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges = append(_spec.Edges, edge)
	}
	if nodes := pc.mutation.CategoriesIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2M,
			Inverse: true,
			Table:   post.CategoriesTable,
			Columns: post.CategoriesPrimaryKey,
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(category.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges = append(_spec.Edges, edge)
	}
	return _node, _spec
}

// PostCreateBulk is the builder for creating many Post entities in bulk.
type PostCreateBulk struct {
	config
	err      error
	builders []*PostCreate
}

// Save creates the Post entities in the database.
func (pcb *PostCreateBulk) Save(ctx context.Context) ([]*Post, error) {
	if pcb.err != nil {
		return nil, pcb.err
	}
	specs := make([]*sqlgraph.CreateSpec, len(pcb.builders))
	nodes := make([]*Post, len(pcb.builders))
	mutators := make([]Mutator, len(pcb.builders))
	for i := range pcb.builders {
		func(i int, root context.Context) {
			builder := pcb.builders[i]
			builder.defaults()
			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
				mutation, ok := m.(*PostMutation)
				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, pcb.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, pcb.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, pcb.builders[0].mutation); err != nil {
			return nil, err
		}
	}
	return nodes, nil
}

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

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

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