linear-feet/dist/src/calculate.js

A simple package for calculating linear feet

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const options_1 = require("./options");
const calculate = (skids, options) => {
    const concreteOptions = getConcreteOptions(options);
    if (!Array.isArray(skids)) {
        skids = [skids];
    }
    const linearFeet = skids
        .map(skid => getLinearFeet(skid, concreteOptions))
        .reduce((acc, curr) => acc + curr);
    return linearFeet;
};
const getLinearFeet = (skid, options) => {
    let numberAccross = Math.floor(options.truckWidth / skid.width);
    if (options.maxSkidsAcross) {
        numberAccross = Math.min(numberAccross, options.maxSkidsAcross);
    }
    let linearFeet = skid.length / 12 / numberAccross; //12 inches to a foot
    if (isStackable(skid, options)) {
        const maxStacked = Math.floor(Math.min(options.truckHeight / skid.height, options.maxSkidsStackable));
        linearFeet /= maxStacked;
    }
    linearFeet *= skid.quantity;
    return linearFeet;
};
const isStackable = (skid, options) => {
    const isStackable = skid.stackable &&
        (skid.height <= options.maxStackableHeight) &&
        (skid.length <= options.maxStackableLength) &&
        (!options.maxStackableWidth || skid.width <= options.maxStackableWidth);
    return isStackable;
};
const getConcreteOptions = (options) => {
    if (!options) {
        return options_1.DefaultOptions;
    }
    return {
        truckWidth: options.truckWidth || options_1.DefaultOptions.truckWidth,
        maxStackableHeight: options.maxStackableHeight || options_1.DefaultOptions.maxStackableHeight,
        maxStackableLength: options.maxStackableLength || options_1.DefaultOptions.maxStackableLength,
        maxStackableWidth: options.maxStackableWidth || options_1.DefaultOptions.maxStackableWidth,
        maxSkidsAcross: options.maxSkidsAcross || options_1.DefaultOptions.maxSkidsAcross,
        maxSkidsStackable: options.maxSkidsStackable || options_1.DefaultOptions.maxSkidsStackable,
        truckHeight: options.truckHeight || options_1.DefaultOptions.truckHeight
    };
};
exports.default = calculate;