package models

import (
	"bytes"
	"log/slog"
	"time"

	appbsky "github.com/bluesky-social/indigo/api/bsky"
	"github.com/bluesky-social/indigo/atproto/syntax"
)

type GraphList struct {
	ID string `gorm:"primaryKey"`

	// TODO: Avatar, DescriptionFacets

	CreatedAt   string
	Description *string
	Labels      []GraphList_Label
	Name        string
	Purpose     *string

	AutoCreatedAt time.Time `gorm:"autoCreateTime"`
	AutoUpdatedAt time.Time `gorm:"autoUpdateTime"`
}

type GraphList_Label struct {
	GraphListID string
	Value       string
}

func NewGraphList(uri syntax.ATURI, rec []byte) *GraphList {
	var out appbsky.GraphList
	if err := out.UnmarshalCBOR(bytes.NewReader(rec)); err != nil {
		slog.Error("could not unmarshal graph list CBOR", "err", err)
		return nil
	}

	list := GraphList{
		ID:          string(uri),
		CreatedAt:   out.CreatedAt,
		Description: out.Description,
		Name:        out.Name,
		Purpose:     out.Purpose,
	}

	if out.Labels != nil && out.Labels.LabelDefs_SelfLabels != nil && out.Labels.LabelDefs_SelfLabels.Values != nil {
		for _, label := range out.Labels.LabelDefs_SelfLabels.Values {
			list.Labels = append(list.Labels, GraphList_Label{
				Value: label.Val,
			})
		}
	}

	return &list
}