random_statement_looper.js

random_statement_looper.js

var every = 1000 * 3
var statements = [
    "hi",
    "cool"
]

var used = {}
var element

document.addEventListener("DOMContentLoaded", function () {
    element = document.getElementById("info")

    for (var statement of statements) {
        used[statement] = false
    }

    randomInfo()
    setInterval(randomInfo, every)
})

function resetUsed() {
    for (var statement in used) {
        used[statement] = false
    }
}

function randomInfo() {
    var usedAmount = 0
    for (var statement in used) {
        if (used[statement]) {
            usedAmount++
        }
    }
    if (usedAmount == statements.length) {
        resetUsed()
    }

    var replace = random()
    while (used[replace]) {
        replace = random()
    }

    element.innerHTML = replace
    used[replace] = true
}

function random() {
    return statements[Math.floor(Math.random() * statements.length)]
}