payload-kanban-board/dist/hooks/generateOrderRank.js

A kanban board plugin for Payload CMS

import { LexoRank } from 'lexorank';
/**
 * Generates the initial 'Lexorank'/orderRank based on the last known document in the same status.
 */ const generateOrderRank = async ({ data, req })=>{
    const { payload, collection } = req// Type assertion
    ;
    // Skip if no collection, or if kanbanOrderRank already exists, or no kanbanStatus
    if (!collection || data.kanbanOrderRank || !data.kanbanStatus) {
        return data;
    }
    // Fetch the last document with the same kanbanStatus, sorted by kanbanOrderRank
    const collectionData = await payload.find({
        collection: collection.slug,
        where: {
            kanbanStatus: {
                equals: data.kanbanStatus
            }
        },
        sort: '-kanbanOrderRank',
        limit: 1
    });
    const lastOrderRank = collectionData.docs[0]?.kanbanOrderRank ?? null;
    const lastRank = lastOrderRank && typeof lastOrderRank === 'string' ? LexoRank.parse(lastOrderRank) : LexoRank.min();
    const nextRank = lastRank.genNext().genNext();
    data.kanbanOrderRank = nextRank.toString();
    return data;
};
export default generateOrderRank;

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