content.js

function setEl(el, amount) {
    if (el) {
        el.innerHTML = `$${amount}.00`
    }
}

function setElCust(el, amount) {
    if (el) {
        el.innerHTML = `${amount}`
    }
}

setInterval(function() {
    els = document.querySelectorAll('[data-selenium="orderHistList"] .orderHist-listing-order-total-amount [data-selenium="totalAmountOrder"]')
    setEl(els[7], 450)
    setEl(els[8], 440)
}, 200)

setInterval(function() {
    orderNum = document.querySelector('[data-selenium="orderNum"]')
    amount = document.querySelector('[data-selenium="paymentAmount"]')
    subtotal = document.querySelector('[data-selenium="subTotal"]')
    total = document.querySelector('[data-selenium="orderDetailsTotal"]')
    unitPrice = document.querySelector('[data-selenium="itemPrice_"]')
    if (orderNum && orderNum.innerText == "Order #1058631386") {
        setEl(amount, 450)
        setEl(subtotal, 450)
        setEl(total, 450)
        setEl(unitPrice, 450)
    }
    if (orderNum && orderNum.innerText == "Order #1058631358") {
        setEl(amount, 440)
        setEl(subtotal, 440)
        setEl(total, 440)
        setEl(unitPrice, 440)
    }
}, 200)

setInterval(function() {
    amount = document.querySelector('[data-selenium="paymentAmount"]')
    els = document.querySelectorAll('[data-selenium="itemPrice_"]')
    if (orderNum && orderNum.innerText == "Order #1058631013") {
        setEl(els[0], 440)
        setEl(els[1], 450)
        setEl(amount, 890)
    }
}, 200)

setInterval(function() {
    els = document.querySelectorAll('[data-id="99032e0b78728d63a894bb823ffe6c2ebe9d2ef7"] .history-item-amount .amount')
    setElCust(els[0], "7,861.06")
    setElCust(els[2], 440.00)
    els = document.querySelectorAll('[data-id="08d5be98a22f94e53e8295216a8be4a6b2da0469"] .history-item-amount .amount')
    setElCust(els[0], "8,046.11")
    setElCust(els[2], 450.00)
    els = document.querySelectorAll('[data-id="0b9dfaddd67eea03bb51316dcb43949bfe023c03"] .history-item-amount .amount')
    setElCust(els[0], "15,824.02")
    setElCust(els[2], 890.00)
    els = document.querySelectorAll('[data-id="d6d482a218a324dc250b9b6ebe36fd7d6e587bfc"] .history-item-amount .amount')
    setElCust(els[0], "15,824.02")
    setElCust(els[2], 890.00)
}, 200)

setInterval(function() {
    dialogEls = document.querySelectorAll('.ui-dialog-content .amount')
    if (dialogEls[0] && dialogEls[0].innerText == "528.00") {
        setElCust(dialogEls[0], "440.00")
    }
    if (dialogEls[2] && dialogEls[2].innerText == "9,445.92") {
        setElCust(dialogEls[2], "7,861.06")
    }
}, 200)

setInterval(function() {
    dialogEls = document.querySelectorAll('.ui-dialog-content .amount')
    if (dialogEls[0] && dialogEls[0].innerText == "599.00") {
        setElCust(dialogEls[0], "450.00")
    }
    if (dialogEls[2] && dialogEls[2].innerText == "10,716.11") {
        setElCust(dialogEls[2], "8,046.11")
    }
}, 200)

setInterval(function() {
    dialogEls = document.querySelectorAll('.ui-dialog-content .amount')
    if (dialogEls[0] && dialogEls[0].innerText == "1,127.00") {
        setElCust(dialogEls[0], "890.00")
    }
    if (dialogEls[4] && dialogEls[4].innerText == "19,578.47") {
        setElCust(dialogEls[4], "15,824.02")
    }
}, 200)