somtodaynt/background/js/index.js

console.log('SOMtodayn\'t background script loaded')

// Read array from local storage
function getSlogans() {
    var slogans;
    if (localStorage.getItem('SOMtodayntSlogans') != null) {
        slogans = JSON.parse(localStorage.getItem('SOMtodayntSlogans'));
        tonight = JSON.parse(localStorage.getItem('SOMtonight'));
    } else {
        var slogans = [ "Welkom bij SOMtodayn't" ];
        var tonight = true;
        localStorage.setItem('SOMtodayntSlogans', JSON.stringify(slogans));
        localStorage.setItem('SOMtonight', JSON.stringify(tonight));
    }
    return [
        tonight,
        slogans
    ];
}

// Update array in local storage
function setSlogans(array) {
    localStorage.setItem('SOMtodayntSlogans', JSON.stringify(array));
    return true;
}

function setTonight(value) {
    localStorage.setItem('SOMtonight', JSON.stringify(value));
    return;
}

// Handle requests
function handleMessage(request, sender, sendResponse) {
    var response;
    // DEBUG // console.log(sender);
    // DEBUG // console.log("Request: " + request.type)
    switch (request.type) {
        case 'get':
            response = getSlogans();
            break;

        case 'setSlogans':
            response = setSlogans(request.value);
            break;

        case 'setTonight': 
            response = setTonight(request.value);
            break;
    }
    // Send response to either the content script or popup
    if (sender.tab) {
        browser.tabs.sendMessage(sender.tab.id, response);
    } else {
        sendResponse({response: response});
    }
    // DEBUG //  console.log("Response: " + response)
}
  
browser.runtime.onMessage.addListener(handleMessage);