Files
planets-generation/javascript/planetFunctions.js
2024-12-19 13:41:21 +01:00

109 lines
3.9 KiB
JavaScript

// Imports
const stat = require("./plStat.js");
// Simple functions to get random values
const getRandomValue = (min, max) => {return Math.floor(Math.random() * (max - min + 1)) + min;}
const Random = (array) => {return array[Math.floor(Math.random() * array.length)];}
const RandomPlanet = (planet) => {
const keys = Object.keys(planet);
return keys[Math.floor(Math.random() * keys.length)];
}
// Main function generating planets
const GeneratePlanet = () => {
const planetTypeGeneration = RandomPlanet(stat.planetType);
const planetName = Random(stat.planetNamePrefix) + Random(stat.planetNameSuffix);
const planetPopulationPeople = Random(stat.planetType[planetTypeGeneration]["populationType"]);
const planetPopulationNumber = stat.planetType[planetTypeGeneration]["population"] * getRandomValue(5, 15) / 10;
// Elements and resources generation
// Elements
const planetElements = stat.planetType[planetTypeGeneration].distributedElements;
let elementsDescription = '';
for (let element in planetElements) {
elementsDescription += `
${element}: ${planetElements[element].toFixed(1)}%`;
}
// Resources
const planetResources = stat.planetType[planetTypeGeneration].distributedResources;
let resourcesDescription = '';
for (let resource in planetResources) {
resourcesDescription += `
${resource}: ${planetResources[resource].toFixed(3)}%`;
}
// Description = planet formatting
const planetDescription =
// Keep this formatting, or else play with the console.log of func PlanetLoop
(`
Planète : ${planetName}
Type : ${planetTypeGeneration}
Production :
${elementsDescription}
Ressources naturelles :
${resourcesDescription}
Population :
${planetPopulationNumber} milliards
Majoritairement ${planetPopulationPeople}`);
return planetDescription;
}
// Generating planets in loop
const PlanetLoop = (number) => {
let count = 1;
while (count <= number) {
const planet = GeneratePlanet();
console.log(planet + `\n\n------------------------------`);
count++;
}
}
// Apply distribution to the planet types
const distributeElementsRandomly = (elements) => {
if (elements.length === 0) return {};
if (elements.length === 1) return { [elements[0]]: 100 }
// Generate random percentages for each element except the last one
let percentages = Array.from({ length: elements.length - 1 }, () => Math.random());
// Sort the random numbers and use them to determine the boundaries of the segments
percentages.sort((a, b) => a - b);
// Convert these sorted random numbers into percentage segments
const distributedPercentages = percentages.map((p, i) => {
if (i === 0) return p * 100; // First segment from 0 to the first random number
else return (percentages[i] - percentages[i - 1]) * 100; // Segments between random numbers
});
// The last segment goes from the last random number to 1
distributedPercentages.push((1 - percentages[elements.length - 2]) * 100);
return Object.fromEntries(elements.map((element, index) => [element, distributedPercentages[index]]));
}
const distributePlanetTypesRandomly = (planetType) => {
for (const key in planetType) {
if (Array.isArray(planetType[key]["elements"])) {
const elements = planetType[key]["elements"];
const distributedElements = distributeElementsRandomly(elements);
planetType[key].distributedElements = distributedElements;
}
if (Array.isArray(planetType[key]["resources"])) {
const resources = planetType[key]["resources"];
const distributedResources = distributeElementsRandomly(resources);
planetType[key].distributedResources = distributedResources;
}
}
}
// Apply distribution to your planet types
distributePlanetTypesRandomly(stat.planetType);
// Modules exports
exports.PlanetLoop = PlanetLoop;