document

var (
	ID       = base.ID
	AuthorID = base.AuthorID
	Title    = base.Title
)

var Author = momo.Relation[models.Document, models.Author]{
	Name:       "Author",
	Kind:       momo.BelongsTo,
	Parent:     momo.TableRef{Name: "documents"},
	Child:      momo.TableRef{Name: "authors"},
	ParentMeta: (*models.Document)(nil).MomoMeta(),
	ChildMeta:  (*models.Author)(nil).MomoMeta(),
	ParentCols: []string{"author_id"},
	ChildCols:  []string{"id"},
	ChildPK:    []string{"id"},
	ParentKey: func(p *models.Document) ([]any, bool) {
		if p.AuthorID == nil {
			return nil, false
		}
		return []any{*p.AuthorID}, true
	},
	ChildKey: func(c *models.Author) ([]any, bool) { return []any{c.ID}, true },
	SetParentKey: func(p *models.Document, k []any) {
		v0 := k[0].(int64)
		p.AuthorID = &v0
	},
	GetOne: func(p *models.Document) *models.Author { return p.Author },
	SetOne: func(p *models.Document, c *models.Author) { p.Author = c },
}

var Comments = momo.Relation[models.Document, models.Comment]{
	Name:        "Comments",
	Kind:        momo.HasMany,
	Parent:      momo.TableRef{Name: "documents"},
	Child:       momo.TableRef{Name: "comments"},
	ParentMeta:  (*models.Document)(nil).MomoMeta(),
	ChildMeta:   (*models.Comment)(nil).MomoMeta(),
	ParentCols:  []string{"id"},
	ChildCols:   []string{"document_id"},
	ChildPK:     []string{"id"},
	ParentKey:   func(p *models.Document) ([]any, bool) { return []any{p.ID}, true },
	ChildKey:    func(c *models.Comment) ([]any, bool) { return []any{c.DocumentID}, true },
	SetChildKey: func(c *models.Comment, k []any) { c.DocumentID = k[0].(int64) },
	GetMany:     func(p *models.Document) []models.Comment { return p.Comments },
	SetMany:     func(p *models.Document, cs []models.Comment) { p.Comments = cs },
}

var Table = momo.TableRef{Name: "documents"}

var Tags = momo.Relation[models.Document, models.Tag]{
	Name:       "Tags",
	Kind:       momo.ManyToMany,
	Parent:     momo.TableRef{Name: "documents"},
	Child:      momo.TableRef{Name: "tags"},
	ParentMeta: (*models.Document)(nil).MomoMeta(),
	ChildMeta:  (*models.Tag)(nil).MomoMeta(),
	ParentCols: []string{"id"},
	ChildCols:  []string{"id"},
	ChildPK:    []string{"id"},
	Through:    &momo.Through{Table: momo.TableRef{Name: "taggings"}, ParentCols: []string{"document_id"}, ChildCols: []string{"tag_id"}},
	ParentKey:  func(p *models.Document) ([]any, bool) { return []any{p.ID}, true },
	ChildKey:   func(c *models.Tag) ([]any, bool) { return []any{c.ID}, true },
	GetMany:    func(p *models.Document) []models.Tag { return p.Tags },
	SetMany:    func(p *models.Document, cs []models.Tag) { p.Tags = cs },
}