package dto

import (
	"time"

	entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
	userDTO "gitlab.com/mbugroup/lti-api.git/internal/modules/users/dto"
)

// === DTO Structs ===

type ClosingRelationDTO struct {
	Id   uint   `json:"id"`
	Name string `json:"name"`
}

type ClosingListDTO struct {
	Id          uint                     `json:"id"`
	Name        string                   `json:"name"`
	CreatedUser *userDTO.UserRelationDTO `json:"created_user"`
	CreatedAt   time.Time                `json:"created_at"`
	UpdatedAt   time.Time                `json:"updated_at"`
}

type ClosingDetailDTO struct {
	ClosingListDTO
}

// === Mapper Functions ===

func ToClosingRelationDTO(e entity.ProjectFlock) ClosingRelationDTO {
	return ClosingRelationDTO{
		Id: e.Id,
	}
}

func ToClosingListDTO(e entity.ProjectFlock) ClosingListDTO {
	var createdUser *userDTO.UserRelationDTO
	if e.CreatedUser.Id != 0 {
		mapped := userDTO.ToUserRelationDTO(e.CreatedUser)
		createdUser = &mapped
	}

	return ClosingListDTO{
		Id:          e.Id,
		CreatedAt:   e.CreatedAt,
		UpdatedAt:   e.UpdatedAt,
		CreatedUser: createdUser,
	}
}

func ToClosingListDTOs(e []entity.ProjectFlock) []ClosingListDTO {
	result := make([]ClosingListDTO, len(e))
	for i, r := range e {
		result[i] = ToClosingListDTO(r)
	}
	return result
}

func ToClosingDetailDTO(e entity.ProjectFlock) ClosingDetailDTO {
	return ClosingDetailDTO{
		ClosingListDTO: ToClosingListDTO(e),
	}
}