fix(nc-gui): plugin test type and plugin input

packages/nc-gui/components/dashboard/settings/app-store/AppInstall.vue

@@ -1,6 +1,7 @@
 <script setup lang="ts">
 import type { PluginType } from 'nocodb-sdk'
 import { extractSdkResponseErrorMsg, message, onMounted, ref, useI18n, useNuxtApp } from '#imports'
+import { PluginTestReqType } from 'nocodb-sdk'
 
 const { id } = defineProps<{
   id: string
@@ -64,12 +65,12 @@ const testSettings = async () => {
   loadingAction = Action.Test
 
   try {
+    if (plugin) {
       const res = await $api.plugin.test({
-      input: pluginFormData,
-      id: plugin?.id,
-      category: plugin?.category,
-      title: plugin?.title,
-    })
+        input: JSON.stringify(pluginFormData),
+        title: plugin.title,
+        category: plugin.category,
+      } as PluginTestReqType)
 
       if (res) {
         // Successfully tested plugin settings
@@ -78,6 +79,7 @@ const testSettings = async () => {
         // Invalid credentials
         message.info(t('msg.info.invalidCredentials'))
       }
+    }
   } catch (e: any) {
     message.error(await extractSdkResponseErrorMsg(e))
   } finally {
@@ -106,7 +108,7 @@ const readPluginDetails = async () => {
     const res = await $api.plugin.read(id)
     const formDetails = JSON.parse(res.input_schema ?? '{}')
     const emptyParsedInput = formDetails.array ? [{}] : {}
-    const parsedInput = res.input ? JSON.parse(res.input) : emptyParsedInput
+    const parsedInput = typeof res.input === 'string' ? JSON.parse(res.input) : emptyParsedInput
 
     // the type of 'secure' was XcType.SingleLineText in 0.0.1
     // and it has been changed to XcType.Checkbox, since 0.0.2