concatenate all returned chunks from the JSON response

SubTranslate.lua

@@ -53,15 +53,22 @@ local function translate_subtitle()
 
     -- Parse the JSON returned by Google Translate
     local data = utils.parse_json(res.stdout)
-    if not data or not data[1] or not data[1][1] or not data[1][1][1] then
+    if not data or not data[1] then
         mp.osd_message("Failed to parse translation.")
         return
     end
 
-    -- Extract the translated text
-    local translation = data[1][1][1]
+    -- Concatenate translation chunks
+    -- Google may split the translation into multiple segments for punctuation, etc.
+    local translation_parts = {}
+    for _, segment in ipairs(data[1]) do
+        if segment and segment[1] then
+            table.insert(translation_parts, segment[1])
+        end
+    end
+    local translation = table.concat(translation_parts, "")
 
-    mp.osd_message("Translation:\n" .. translation, o.duration)
+    mp.osd_message(translation, o.duration)
 end
 
 -- Bind the function to a hotkey, e.g. Ctrl+T