feat: add keep_on_close option

qrcode/panel.luau

@@ -7,8 +7,23 @@ local status = "idle"
 local imageSize = 400
 
 local generateButton = noctalia.getConfig("generate_button")
+local keepOnClose = noctalia.getConfig("keep_on_close")
 local notifyConf = noctalia.getConfig("notify")
 
+-- when toggling off keep_on_close, the image will not be deleted, so this runs every config change
+if not keepOnClose then
+    local dir = noctalia.pluginDir()
+    local files = noctalia.listDir(dir)
+
+    if files then
+        for _, name in ipairs(files) do
+            if name:match("^qr-") then
+                noctalia.removeFile(dir .. "/" .. name)
+            end
+        end
+    end
+end
+
 local function notify(text, error)
     local cmd = error and noctalia.notifyError or noctalia.notify
     cmd("QR Code encoder", text)
@@ -36,6 +51,7 @@ local function render()
             placeholder = noctalia.tr("panel.placeholder"),
             onChange = "onTextChange",
             onSubmit = "onTextSubmit",
+            value = keepOnClose and currentText or ""
         })
     }
 
@@ -171,7 +187,9 @@ local function generate(text)
 end
 
 function onOpen(_context)
-    status = "idle"
+    if not keepOnClose then
+        status = "idle"
+    end
     render()
 end
 
@@ -221,7 +239,10 @@ function onCloseClicked()
 end
 
 function onClose()
-    if imagePath ~= nil then
+    if not keepOnClose and imagePath ~= nil then
         noctalia.removeFile(imagePath)
+        imagePath = nil
+        render()
+        -- calling render() here so it doesn't try to render the image when opening the panel
     end
 end