3 files changed, 35 insertions, 1 deletions

diff --git a/addon/background.js b/addon/background.js
new file mode 100644
index 0000000..24771aa
--- /dev/null
+++ b/addon/background.js
@@ -0,0 +1,16 @@
+console.log('background')
+
+browser.contextMenus.create(
+  {
+    id: 'map-inline',
+    title: 'MapInline',
+    contexts: ['page', 'selection'],
+  },
+  () => void browser.runtime.lastError,
+)
+
+browser.contextMenus.onClicked.addListener((info, tab) => {
+  if (info.menuItemId !== 'map-inline') return
+
+  browser.tabs.sendMessage(tab.id, 'map-inline')
+})
diff --git a/addon/index.mjs b/addon/index.mjs
index 5776a18..b9fc349 100644
--- a/addon/index.mjs
+++ b/addon/index.mjs
@@ -1,3 +1,13 @@
+browser.runtime.onMessage.addListener((message, sender, sendResponse) => {
+  console.log('receive message', message)
+  sendResponse('received')
+  if (message === 'map-inline') {
+    alert('map')
+    return Promise.resolve('done')
+  }
+  return false
+})
+
 const url = new URL(window.location)
 const use = url.searchParams.get('use')
 if (url.host === 'www.ptt.cc') {
@@ -41,6 +51,6 @@ if (!document.querySelector('.Dumby')) {
     addBlocks,
     initialLayout: 'sticky',
     render: simpleRender,
-    autoMap: true,
+    autoMap: false,
   })
 }
diff --git a/addon/manifest.json b/addon/manifest.json
index b95fd4b..c354f65 100644
--- a/addon/manifest.json
+++ b/addon/manifest.json
@@ -27,10 +27,18 @@
     }
   ],
 
+  "background": {
+    "scripts": [
+      "background.js"
+    ],
+    "persistent": false
+  },
+
   "permissions": [
     "activeTab",
     "tabs",
     "scripting",
+    "contextMenus",
     "https://epsg.io/*",
     "https://cdn.jsdelivr.net/*"
   ]