package profile

import (
	"context"
	"errors"
	"time"

	"github.com/google/uuid"

	"github.com/yuxingu/digital-psychology/apps/api/internal/model"
	"github.com/yuxingu/digital-psychology/apps/api/internal/repository"
)

// Service manages personal archives.
type Service struct {
	Repo *repository.ProfileRepo
}

// CreateInput is validated create payload.
type CreateInput struct {
	Relation     string
	DisplayName  string
	BirthDate    time.Time
	RelationType *string
}

// Create stores a profile for the user.
func (s *Service) Create(ctx context.Context, userID uuid.UUID, in CreateInput) (*model.Profile, error) {
	if in.Relation != "self" && in.Relation != "other" {
		return nil, errors.New("relation must be self or other")
	}
	if in.BirthDate.IsZero() {
		return nil, errors.New("birth_date required")
	}
	name := in.DisplayName
	if name == "" {
		if in.Relation == "self" {
			name = "我"
		} else {
			name = "TA"
		}
	}
	return s.Repo.Create(ctx, userID, in.Relation, name, in.BirthDate, in.RelationType)
}

// List returns user's profiles.
func (s *Service) List(ctx context.Context, userID uuid.UUID) ([]model.Profile, error) {
	return s.Repo.ListByUser(ctx, userID)
}