import { CONTEXT } from "./activity.js";
import { Actor } from "./activitypub_types.js";
import db from "./db.js";
import { z } from "zod";

export const zCollection = z.object({
    id: z.number().min(0),
    collection_types_id: z.number().min(0),
    articles_id: z.optional(z.number().min(0)),
    users_id: z.optional(z.number().min(0)),
    value: z.string().min(1)
});

export type CollectionEntry = z.infer<typeof zCollection>;

export const orderedCollection = (id: string, orderedItems: (string | Record<string, any>)[], paged = false) => {
    const collection: Record<string, any> = {
        type: "OrderedCollection",
        "@context": CONTEXT,
        id,
        totalItems: orderedItems.length
    };

    if (paged) {
        collection.first = {
            id: `${id}?page=1`,
            next: `${id}?page=2`,
            orderedItems,
            partOf: id,
            totalItems: orderedItems.length,
            type: "OrderedCollectionPage"
        };
    }
    else {
        collection.orderedItems = orderedItems;
    }

    return collection;
};

export const orderedCollectionPage = (collectionId: string, orderedItems: (string | Record<string, any>)[], page: number, pageLength: number, totalItems: number) => {
    const collection: Record<string, any> = {
        id: `${collectionId}?page=${page}`,
        type: "OrderedCollectionPage",
        "@context": CONTEXT,
        partOf: collectionId,
        totalItems,
        orderedItems
    };

    const hasNext = totalItems > (((page - 1) * pageLength) + orderedItems.length);

    if (hasNext) collection.next = `${collectionId}?page=${page + 1}`;

    return collection;
};

export const addLikeOrShare = async (articleId: number, person: Actor, likeOrShare: 1|2) => {
    await db("remote_users")
        .insert({
            actor: person.id,
            nickname: person.preferredUsername,
            name: person.name,
            inbox: person.inbox,
            shared_inbox: person.endpoints?.sharedInbox
        })
        .onConflict().ignore();
    ;

    await db("collections")
        .insert({
            collection_types_id: likeOrShare,
            articles_id: articleId,
            value: person.id,
            created_at: new Date()
        })
        .onConflict().ignore()
    ;

    console.log("Follower added");
};