Actually call template functions

src-tauri/src/template_callback.rs

@@ -0,0 +1,25 @@
+use std::collections::HashMap;
+use tauri::{AppHandle, Manager};
+use yaak_plugin_runtime::manager::PluginManager;
+use yaak_templates::TemplateCallback;
+
+pub struct PluginTemplateCallback {
+    app_handle: AppHandle,
+}
+
+impl PluginTemplateCallback {
+    pub fn new(app_handle: AppHandle) -> PluginTemplateCallback {
+        PluginTemplateCallback { app_handle }
+    }
+}
+
+impl TemplateCallback for PluginTemplateCallback {
+    async fn run(&self, fn_name: &str, args: HashMap<String, String>) -> Result<String, String> {
+        let plugin_manager = self.app_handle.state::<PluginManager>();
+        let resp = plugin_manager
+            .call_template_function(fn_name, args)
+            .await
+            .map_err(|e| e.to_string())?;
+        Ok(resp.unwrap_or_default())
+    }
+}