package mappers

import (
	"time"

	"RenewCMS/internal/domain/role"
	"RenewCMS/internal/infrastructure/persistence/models"
)

func RoleToDomain(m models.Role, grants []models.RolePermission) role.Role {
	var editedAt time.Time
	if m.EditedAt != nil {
		editedAt = m.EditedAt.UTC()
	}
	return role.Role{
		UpdatedAt:   editedAt,
		UpdatedBy:   m.EditedBy,
		ID:          m.ID,
		Name:        m.Name,
		Description: m.Description,
		BuiltIn:     m.BuiltIn,
		Locked:      m.Locked,
		Version:     m.Version,
		Grants:      GrantsToDomain(grants),
	}
}

func RoleToModel(r role.Role) models.Role {
	var editedAt *time.Time
	if !r.UpdatedAt.IsZero() {
		stamp := r.UpdatedAt
		editedAt = &stamp
	}
	return models.Role{
		EditedAt:    editedAt,
		EditedBy:    r.UpdatedBy,
		ID:          r.ID,
		Name:        r.Name,
		Description: r.Description,
		BuiltIn:     r.BuiltIn,
		Locked:      r.Locked,
		Version:     r.Version,
	}
}

func GrantsToDomain(rows []models.RolePermission) []role.Grant {
	grants := make([]role.Grant, 0, len(rows))
	for _, row := range rows {
		grants = append(grants, role.Grant{Key: row.Key, Scope: role.Scope(row.Scope)})
	}
	return grants
}

func GrantsToModel(roleID uint32, grants []role.Grant) []models.RolePermission {
	rows := make([]models.RolePermission, 0, len(grants))
	for _, grant := range grants {
		rows = append(rows, models.RolePermission{RoleID: roleID, Key: grant.Key, Scope: string(grant.Scope)})
	}
	return rows
}