UUID, json/x path

plugins/template-function-json/package.json

@@ -0,0 +1,15 @@
+{
+  "name": "@yaakapp/template-function-json",
+  "private": true,
+  "version": "0.0.1",
+  "scripts": {
+    "build": "yaakcli build ./src/index.ts",
+    "dev": "yaakcli dev ./src/index.js"
+  },
+  "dependencies": {
+    "jsonpath-plus": "^10.3.0"
+  },
+  "devDependencies": {
+    "@types/jsonpath": "^0.2.4"
+  }
+}

plugins/template-function-json/src/index.ts

@@ -0,0 +1,45 @@
+import { CallTemplateFunctionArgs, Context, PluginDefinition } from '@yaakapp/api';
+import { JSONPath } from 'jsonpath-plus';
+
+export const plugin: PluginDefinition = {
+  templateFunctions: [
+    {
+      name: 'json.jsonpath',
+      description: 'Filter JSON-formatted text using JSONPath syntax',
+      args: [
+        { type: 'text', name: 'input', label: 'Input', multiLine: true, placeholder: '{ "foo": "bar" }' },
+        { type: 'text', name: 'query', label: 'Query', placeholder: '$..foo' },
+        { type: 'checkbox', name: 'formatted', label: 'Format Output' },
+      ],
+      async onRender(_ctx: Context, args: CallTemplateFunctionArgs): Promise<string | null> {
+        try {
+          const parsed = JSON.parse(String(args.values.input));
+          const query = String(args.values.query ?? '$').trim();
+          let filtered = JSONPath({ path: query, json: parsed });
+          if (Array.isArray(filtered)) {
+            filtered = filtered[0];
+          }
+
+          if (args.values.formatted) {
+            return JSON.stringify(filtered, null, 2);
+          } else {
+            return JSON.stringify(filtered);
+          }
+        } catch (e) {
+          return null;
+        }
+      },
+    },
+    {
+      name: 'json.escape',
+      description: 'Escape a JSON string, useful when using the output in JSON values',
+      args: [
+        { type: 'text', name: 'input', label: 'Input', multiLine: true, placeholder: 'Hello "World"' },
+      ],
+      async onRender(_ctx: Context, args: CallTemplateFunctionArgs): Promise<string | null> {
+        const input = String(args.values.input ?? '');
+        return input.replace(/\\/g, '\\\\').replace(/"/g, '\\"');
+      },
+    },
+  ],
+};