package mapper

import (
	"wm-backend/internal/models"
	db "wm-backend/sqlc_gen"

	"encoding/json"

	"github.com/jackc/pgx/v5/pgtype"
)

func ToDomainComponent(r db.Component) *models.Component {
	return &models.Component{
		ID:              r.ID,
		ComponentTypeID: r.ComponentTypeID,
		Name:            r.Name,
		Description:     r.Description.String,
		Unit:            r.Unit,
		TotalQuantity:   r.TotalQuantity,
		MinQuantity:     r.MinQuantity,
		Metadata:        json.RawMessage(r.Metadata),
		CreatedAt:       r.CreatedAt,
		UpdatedAt:       r.UpdatedAt,
	}
}

func ToModelComponent(r *models.Component) *db.CreateComponentParams {
	return &db.CreateComponentParams{
		ComponentTypeID: r.ComponentTypeID,
		Name:            r.Name,
		Description: pgtype.Text{
			String: r.Description,
			Valid:  r.Description != "",
		},
		Unit:        r.Unit,
		MinQuantity: r.MinQuantity,
		Metadata:    []byte(r.Metadata),
		CreatedAt:   r.CreatedAt,
	}
}

func ToUpdateModelComponent(r *models.Component) *db.UpdateComponentParams {
	var metadata []byte
	if len(r.Metadata) > 0 {
		metadata = []byte(r.Metadata)
	}
	return &db.UpdateComponentParams{
		ComponentTypeID: r.ComponentTypeID,
		Name:            r.Name,
		Description: pgtype.Text{
			String: r.Description,
			Valid:  r.Description != "",
		},
		Unit:        r.Unit,
		MinQuantity: r.MinQuantity,
		Metadata:    metadata,
		UpdatedAt:   r.UpdatedAt,
		ID:          r.ID,
	}
}