package models

import (
	"kontor-api-gin/internal/helpers"
	"time"
)

type Author struct {
	ID             string          `gorm:"type:string;primary_key;"  json:"id"`
	CreatedAt      time.Time       `gorm:"column:created_date"       json:"created_date"`
	UpdatedAt      time.Time       `gorm:"column:last_modified_date" json:"last_modified_date"`
	DeletedAt      *time.Time      `gorm:"column:deleted_date"       json:"deleted_date"`
	Version        int             `gorm:"default:0"                 json:"version"`
	FirstName      string          `gorm:"column:first_name"         json:"first_name"`
	LastName       string          `gorm:"column:last_name"          json:"last_name"`
	ArticleAuthors []ArticleAuthor `gorm:"foreignKey:AuthorID"       json:"article_authors"`
	BookAuthors    []BookAuthor    `gorm:"foreignKey:AuthorID"       json:"book_authors"`
}

func (author *Author) TableName() string {
	return "author"
}

type AuthorDTO struct {
	ID        string             `json:"id"                     binding:"required"`
	CreatedAt helpers.KontorTime `json:"created_date"`
	UpdatedAt helpers.KontorTime `json:"last_modified_date"`
	DeletedAt *time.Time         `json:"deleted_date,omitempty"`
	Version   int                `json:"version"`
	FirstName string             `json:"first_name"`
	LastName  string             `json:"last_name"`
}

func (dto AuthorDTO) ConvertDTOToModel() Author {
	model := Author{
		ID:        dto.ID,
		CreatedAt: dto.CreatedAt.Time,
		UpdatedAt: dto.UpdatedAt.Time,
		DeletedAt: dto.DeletedAt,
		Version:   dto.Version,
		FirstName: dto.FirstName,
		LastName:  dto.LastName,
	}
	return model
}

func ConvertAuthorsToDtos(authors []Author) []AuthorDTO {
	dtos := make([]AuthorDTO, len(authors))
	for i, author := range authors {
		dtos[i] = AuthorDTO{
			ID:        author.ID,
			CreatedAt: helpers.KontorTime{Time: author.CreatedAt},
			UpdatedAt: helpers.KontorTime{Time: author.UpdatedAt},
			DeletedAt: author.DeletedAt,
			Version:   author.Version,
			FirstName: author.FirstName,
			LastName:  author.LastName,
		}
	}
	return dtos
}

type AuthorDTOList []AuthorDTO