@iyio/convo-lang/esm/src/lib/convo-graph-lib.js

A conversational language.

import { Conversation } from "./Conversation";
import { convoTags } from "./convo-lib";
export const getConvoNodeMetadataAsync = async (convo) => {
    const outputTypes = [];
    const metadata = { outputTypes };
    const typeMap = {};
    if (!convo) {
        return { metadata, typeMap };
    }
    const flat = await convo.getLastAutoFlatAsync();
    if (!flat) {
        return { metadata, typeMap };
    }
    const inputVar = flat.exe.getVarAsType('Input');
    if (inputVar) {
        metadata.inputType = { name: 'Input' };
        typeMap['Input'] = inputVar;
    }
    for (const msg of flat.messages) {
        if (msg.tags &&
            (convoTags.output in msg.tags) &&
            msg.fn?.returnType) {
            const outputVar = flat.exe.getVarAsType(msg.fn.returnType);
            if (outputVar) {
                const output = {
                    name: msg.fn.returnType,
                    fnName: msg.fn.name,
                };
                outputTypes.push(output);
            }
        }
    }
    if (!outputTypes.length && inputVar) {
        outputTypes.push({
            name: 'Input'
        });
    }
    return { metadata, typeMap };
};
export const createConvoNodeExecCtxAsync = async (node, convoOptions) => {
    const defaultVars = {
        ...convoOptions?.defaultVars
    };
    const last = (node.sharedConvo || node.steps.length) ? new Conversation({
        ...convoOptions,
        defaultVars,
        initConvo: ((convoOptions?.initConvo ? convoOptions?.initConvo + '\n\n' : '') +
            (node.sharedConvo ? node.sharedConvo + '\n\n' : '') +
            (node.steps[node.steps.length - 1]?.convo ?? ''))
    }) : null;
    const metadataAndMap = await getConvoNodeMetadataAsync(last);
    return {
        ...metadataAndMap,
        defaultVars,
        steps: node.steps.map((step, i) => ({
            nodeStep: step,
            convo: (i === node.steps.length - 1 && last) ? last : new Conversation({
                ...convoOptions,
                defaultVars,
                initConvo: ((convoOptions?.initConvo ? convoOptions?.initConvo + '\n\n' : '') +
                    (node.sharedConvo ? node.sharedConvo + '\n\n' : '') +
                    step.convo)
            })
        }))
    };
};
export const hasConvoGraphDb = (obj) => {
    return (obj &&
        (typeof obj === 'object') &&
        (Array.isArray(obj.db?.nodes)) &&
        (Array.isArray(obj.db?.edges)) &&
        (Array.isArray(obj.db?.traversers))) ? true : false;
};
export const fixConvoGraphDb = (db) => {
    let changes = false;
    if (!db.edges) {
        db.edges = [];
        changes = true;
    }
    if (!db.nodes) {
        db.nodes = [];
        changes = true;
    }
    if (!db.traversers) {
        db.traversers = [];
        changes = true;
    }
    if (!db.inputs) {
        db.inputs = [];
        changes = true;
    }
    if (!db.sourceNodes) {
        db.sourceNodes = [];
        changes = true;
    }
    return changes;
};
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