dark-slack-theme/background.js at master · Bigsy/dark-slack-theme · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
var pbsId = {};

if (localStorage.activated == undefined) {
    setIcon(true);
}

chrome.runtime.onConnect.addListener(function (port) {
    pbsId[port.sender.id + port.name] = port;
});

function setIcon(dark) {
    if (!dark) {
        localStorage.activated = "false";
        chrome.browserAction.setIcon({
            path: "images/lslack24.ico"
        });
    } else {
        localStorage.activated = "true";
        chrome.browserAction.setIcon({
            path: "images/dslack24.ico"
        });
    }
    sendMessage(localStorage.activated);
}

function update() {
    if (localStorage.activated != "false") {
        localStorage.activated = "false";
        chrome.browserAction.setIcon({
            path: "images/lslack24.ico"
        });
    } else {
        localStorage.activated = "true";
        chrome.browserAction.setIcon({
            path: "images/dslack24.ico"
        });
    }
    sendMessage(localStorage.activated);
}

function sendMessage(message) {
    for (var contentScriptId in pbsId) {
        var port = pbsId[contentScriptId];
        try {
            port.postMessage(message);
        } catch (e) {
            delete pbsId[contentScriptId];
        }
    }
}

chrome.runtime.onMessage.addListener(function (request, sender, sendResponse) {
    if (request.method == "isActivated")
        sendResponse({
            status: localStorage.activated
        });
    else
        sendResponse({});
});

if (localStorage.activated != "false") {
    chrome.browserAction.setIcon({
        path: "images/dslack24.ico"
    });
} else {
    chrome.browserAction.setIcon({
        path: "images/lslack24.ico"
    });
}

chrome.browserAction.onClicked.addListener(update);