js version of https://github.com/ycremar/ArkPlanner/blob/master/MaterialPlanning.py

ArkPlanner-demo.js

// npm i axios lodash javascript-lp-solver
const _ = require('lodash');
const linprog = require('javascript-lp-solver/src/solver');
const { get } = require('axios');

const url_stats = 'https://penguin-stats.io/PenguinStats/api/result/matrix?show_stage_details=true&show_item_details=true';
const url_rules = 'https://ak.graueneko.xyz/akmaterial.json';

const slove = async need => {
	let data_stats = await get(url_stats).then(r => r.data);
	let data_rules = await get(url_rules).then(r => r.data);

	// 处理合成列表
	let synthesisTable = {};
	let materialConstraints = {};
	for (let { name, madeof } of data_rules) {
		materialConstraints[name] = { min: 0 };
		if (_.size(madeof) == 0) continue;
		let product = {};
		product[name] = 1;
		synthesisTable[`合成-${name}`] = {
			...product,
			..._.mapValues(madeof, v => -v),
			cost: 0
		};
	}

	// 处理掉落信息
	let dropTable = {};
	for (let m of data_stats.matrix) {
		if (!(m.item.name in materialConstraints)) continue;
		let {
			item: { name },
			stage: { apCost, code },
			quantity,
			times
		} = m;
		if (!dropTable[code]) dropTable[code] = { cost: apCost };
		dropTable[code][name] = quantity / times;
	}

	// 线性规划
	let variables = Object.assign({}, synthesisTable, dropTable);
	let model = {
		optimize: 'cost',
		opType: 'min',
		constraints: {
			...materialConstraints,
			..._.mapValues(need, v => ({ min: v }))
		},
		variables
		//限定合成次数为整数
		//ints: _.transform(synthesisTable, (r, v, k) => (r[k] = 1), {})
	};

	return linprog.Solve(model);
};

slove({ 聚合剂: 300, 双极纳米片: 300, D32钢: 300 }).then(console.log);