package translators

import (
	"context"
	"strings"

	"git.mstar.dev/mstar/linstrom/activitypub"
	"git.mstar.dev/mstar/linstrom/config"
	"git.mstar.dev/mstar/linstrom/storage-new/dbgen"
)

type ActivityLikeOut struct {
	Context    any     `json:"@context"`
	Type       string  `json:"type"`
	Id         string  `json:"id"`
	Actor      string  `json:"actor"`
	Object     string  `json:"object"`
	Content    *string `json:"content,omitempty"`
	MkReaction *string `json:"_misskey_reaction,omitempty"`
	Tags       []Tag   `json:"tag,omitempty"`
}

func LikeFromStorage(ctx context.Context, id string) (*ActivityLikeOut, error) {
	reaction, err := dbgen.Reaction.
		Where(dbgen.Reaction.ID.Eq(id)).
		Preload(dbgen.Reaction.Emote).
		First()
	if err != nil {
		return nil, err
	}
	like := &ActivityLikeOut{
		Type:  "Like",
		Id:    config.GlobalConfig.General.GetFullPublicUrl() + "/api/activitypub/activity/like/" + id,
		Actor: activitypub.UserIdToApUrl(reaction.ReactorId),
	}
	if strings.HasPrefix(reaction.NoteId, "http") {
		like.Object = reaction.NoteId
	} else {
		like.Object = config.GlobalConfig.General.GetFullPublicUrl() + "/api/activitypub/note/" + reaction.NoteId
	}
	if reaction.Content.Valid {
		like.Content = &reaction.Content.String
		like.MkReaction = &reaction.Content.String
	}
	if reaction.Emote != nil {
		like.Content = &reaction.Emote.Name
		like.MkReaction = &reaction.Emote.Name
		emote, err := EmoteTagFromStorage(ctx, reaction.Emote.ID)
		if err != nil {
			return nil, err
		}
		like.Tags = append(like.Tags, *emote)
	}
	return like, nil
}