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/* eslint-env mozilla/frame-script */
(function () {
const TART_PREFIX = "tart@mozilla.org:";
addEventListener(
TART_PREFIX + "chrome-exec-event",
function (e) {
if (!content.location.pathname.endsWith("tart.html")) {
console.error(
`Ignore chrome-exec-event on non-tart page ${content.location.href}`
);
return;
}
function dispatchReply(result) {
let contentEvent = Cu.cloneInto(
{
bubbles: true,
detail: result,
},
content
);
content.dispatchEvent(
new content.CustomEvent(e.detail.replyEvent, contentEvent)
);
}
if (e.detail.command.name == "ping") {
dispatchReply();
return;
}
var uniqueMessageId =
TART_PREFIX +
content.document.documentURI +
content.window.performance.now() +
Math.random();
addMessageListener(
TART_PREFIX + "chrome-exec-reply",
function done(reply) {
if (reply.data.id == uniqueMessageId) {
removeMessageListener(TART_PREFIX + "chrome-exec-reply", done);
dispatchReply(reply.data.result);
}
}
);
sendAsyncMessage(TART_PREFIX + "chrome-exec-message", {
command: e.detail.command,
id: uniqueMessageId,
});
},
false,
true
);
})();