@ai-stack/payloadcms/dist/providers/InstructionsProvider/useInstructions.js

<p align="center"> <img alt="Payload AI Plugin" src="assets/payload-ai-intro.gif" width="100%" /> </p>

import { useDocumentInfo } from '@payloadcms/ui';
import { useContext, useEffect, useMemo, useState } from 'react';
import { PLUGIN_INSTRUCTIONS_TABLE } from '../../defaults.js';
import { handlebarsHelpers, handlebarsHelpersMap } from '../../libraries/handlebars/helpersMap.js';
import { InstructionsContext } from './InstructionsProvider.js';
export const useInstructions = (update = {})=>{
    const context = useContext(InstructionsContext);
    const { collectionSlug } = useDocumentInfo();
    const { activeCollection, instructions, setActiveCollection } = context;
    const [schemaPath, setSchemaPath] = useState(update.schemaPath);
    useEffect(()=>{
        if (update.schemaPath !== schemaPath) {
            setSchemaPath(update.schemaPath);
        }
    }, [
        update.schemaPath
    ]);
    useEffect(()=>{
        if (activeCollection !== collectionSlug && collectionSlug !== PLUGIN_INSTRUCTIONS_TABLE) {
            setActiveCollection(collectionSlug);
        }
    }, [
        activeCollection,
        collectionSlug,
        setActiveCollection
    ]);
    const groupedFields = useMemo(()=>{
        const result = {};
        for (const fullKey of Object.keys(instructions)){
            const [collection, ...pathParts] = fullKey.split('.');
            const path = pathParts.join('.');
            if (!result[collection]) result[collection] = [];
            result[collection].push(path);
        }
        return result;
    }, [
        instructions
    ]);
    // Suggestions for prompt editor
    const promptEditorSuggestions = useMemo(()=>{
        const activeFields = groupedFields[activeCollection] || [];
        return activeFields.reduce((acc, f)=>{
            const fieldKey = Object.keys(instructions).find((k)=>k.endsWith(f));
            const fieldInfo = instructions[fieldKey];
            if (!fieldInfo) return acc;
            if (fieldInfo.fieldType === 'upload') {
                acc.push(`${f}.url`);
                return acc;
            }
            const helpers = handlebarsHelpers.filter((h)=>handlebarsHelpersMap[h]?.field === fieldInfo.fieldType);
            if (helpers.length) {
                for (const helper of helpers){
                    acc.push(`${helper} ${f}`);
                }
            } else {
                acc.push(f);
            }
            return acc;
        }, []);
    }, [
        groupedFields,
        activeCollection,
        instructions
    ]);
    return {
        ...context,
        ...instructions[schemaPath] || {},
        promptEditorSuggestions
    };
};

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