add DTO object generator

README.md

@@ -1,4 +1,5 @@
 
 https://www.asyncapi.com/docs/tools/generator/generator-template#overview-of-steps
 
-asyncapi generate fromTemplate openapi_templete/test/fixtures/asyncapi_test.yaml ./openapi_templete -o ./generated-code --force-write
+asyncapi generate fromTemplate openapi_templete/test/fixtures/asyncapi_test.yaml ./openapi_templete -o ./generated-code --force-write
+asyncapi generate fromTemplate openapi_templete/test/fixtures/asyncapi_1.yaml ./openapi_templete -o ./generated-code --force-write

asyncapi.yaml

@@ -62,8 +62,8 @@ components:
       name: mtr_request
       payload:
         type: object
-#        required:
+        required:
-#          - to_server
+          - to_server
         $ref: '#/components/schemas/mtr_request_schema'
     mtr_uuid:
       payload:

my_template/package.json

@@ -1,24 +0,0 @@
-{
-  "name": "@your-org/asyncapi-python-template",
-  "version": "1.0.0",
-  "description": "Custom Python async client generator for AsyncAPI",
-  "generator": {
-    "supportedProtocols": ["mqtt", "kafka", "nats"],
-    "parameters": {
-      "client_name": {
-        "description": "Name of the generated client class",
-        "default": "AsyncClient",
-        "required": false
-      },
-      "async_mode": {
-        "description": "Enable async/await support",
-        "default": true,
-        "required": false
-      }
-    }
-  },
-  "dependencies": {
-    "@asyncapi/generator-react-sdk": "^1.1.0",
-    "@asyncapi/modelina": "^4.0.0"
-  }
-}

my_template/template/hooks/befoje.js

@@ -1,8 +0,0 @@
-module.exports = {
-  'generate:before': ({ asyncapi, templateParams = {} }) => {
-    // Modify the AsyncAPI document before generation
-    if (templateParams.version) {
-      asyncapi._json.info.version = templateParams.version;
-    }
-  }
-};

my_template/template/index.js

@@ -1,56 +0,0 @@
-import { File, Text } from "@asyncapi/generator-react-sdk";
-import { PythonGenerator, FormatHelpers } from "@asyncapi/modelina";
-
-export default async function({ asyncapi, params, originalAsyncAPI }) {
-  const files = [];
-
-  // Generate Python data models using Modelina
-  const pythonGenerator = new PythonGenerator();
-  const models = await pythonGenerator.generate(asyncapi);
-
-  // Create models.py file
-  const modelsContent = models.map(model =>
-    `# ${model.modelName}\n${model.result}\n`
-  ).join('\n');
-
-  files.push(
-    <File name="models.py">
-      <Text>"""Auto-generated Python models from AsyncAPI spec."""</Text>
-      <Text>{modelsContent}</Text>
-    </File>
-  );
-
-  // Generate async client
-  files.push(
-    <File name="client.py">
-      <Text>{generateClientCode(asyncapi, params)}</Text>
-    </File>
-  );
-
-  return files;
-}
-
-function generateClientCode(asyncapi, params) {
-  const clientName = params.client_name || "AsyncClient";
-  const servers = asyncapi.servers().all();
-
-  let code = `"""Auto-generated async client for ${asyncapi.info().title()}"""\n\n`;
-  code += `import asyncio\nimport aiohttp\n\n`;
-  code += `class ${clientName}:\n`;
-  code += `    """Async client for ${asyncapi.info().title()}"""\n\n`;
-  code += `    def __init__(self, host: str):\n`;
-  code += `        self.host = host\n`;
-  code += `        self.session = None\n\n`;
-
-  // Add methods for each channel/operation
-  asyncapi.channels().all().forEach(channel => {
-    const channelName = FormatHelpers.toCamelCase(channel.address() || channel.name());
-    code += `    async def ${channelName}_publish(self, payload):\n`;
-    code += `        """Publish to ${channel.name()}"""\n`;
-    code += `        if not self.session:\n`;
-    code += `            self.session = aiohttp.ClientSession()\n`;
-    code += `        # Implementation for ${channel.name()}\n\n`;
-  });
-
-  return code;
-}

my_template/template/package.json

@@ -1,8 +0,0 @@
-{
-  "name": "python-async-template",
-  "generator": {},
-  "dependencies": {
-    "@asyncapi/generator-react-sdk": "^1.1.0",
-    "@asyncapi/modelina": "^4.0.0"
-  }
-}

openapi_templete/package.json

@@ -8,9 +8,10 @@
     "supportedProtocols": ["mqtt"]
   },
   "dependencies": {
-    "@asyncapi/generator-react-sdk": "^0.2.25"
+    "@asyncapi/generator-react-sdk": "^1.1.2",
+    "@asyncapi/modelina": "^5.10.1"
   },
   "devDependencies": {
     "rimraf": "^5.0.0"
   }
-}
+}

openapi_templete/template/index.js

@@ -6,8 +6,6 @@
 //   return <File name="client.py">{asyncapi.info().title()}</File>
 // }
 
-
-
 import { File } from '@asyncapi/generator-react-sdk';
 
 export default function ({ asyncapi }) {

openapi_templete/template/index2.js

@@ -9,21 +9,33 @@
 
 
 import { File } from '@asyncapi/generator-react-sdk';
+import { PythonGenerator, FormatHelpers } from '@asyncapi/modelina';
 
-export default function ({ asyncapi, params }) {
+export default async function ({ asyncapi, params }) {
     const channels = Object.keys(asyncapi.components());
 
     let content = ''
     for (const channel of channels) {
         content += `# channel: ${channel}\n`
     }
+    const pythonGenerator = new PythonGenerator();
+    const models = await pythonGenerator.generate(asyncapi);
+    const files = [];
+    for (const model of models) {
+        const modelFileName = `${FormatHelpers.toPascalCase(model.modelName)}.py`;
+        files.push(modelFileName);
+  }
+
     return (
         <File name="client2.py"># {asyncapi.info().title()}
             {`\n`}
             # {asyncapi.info().description()}
             {`\n`}
-            {channels.map((ch) => `# channel: ${ch}\n`)}
+            # {channels.map((ch) => `# channel: ${ch}\n`)}
-            {content}
+            # {content}
+            # {'=========='}
+            # {files}
+            # {'=========='}
     </File>
   )
 }

openapi_templete/template/src/models/debug.js

@@ -0,0 +1,13 @@
+import { File } from '@asyncapi/generator-react-sdk';
+import { PythonGenerator, FormatHelpers } from '@asyncapi/modelina';
+
+export default async function schemaRender({ asyncapi }) {
+    const pythonGenerator = new PythonGenerator();
+    const models = await pythonGenerator.generate(asyncapi);
+    const files = [];
+    for (const model of models) {
+        files.push(model.model)
+    }
+
+    return <File name="debug.py">{JSON.stringify(models, null, 2)}</File>
+  }

openapi_templete/template/src/models/models.js

@@ -0,0 +1,33 @@
+// 1
+import { File } from '@asyncapi/generator-react-sdk';
+// 2
+import { PythonGenerator, FormatHelpers } from '@asyncapi/modelina';
+
+/**
+ * @typedef RenderArgument
+ * @type {object}
+ * @property {AsyncAPIDocument} asyncapi document object received from the generator.
+ */
+
+/**
+ * Render all schema models
+ * @param {RenderArgument} param0 
+ * @returns 
+ */
+// 3
+export default async function schemaRender({ asyncapi }) {
+  // 4 
+  const pythonGenerator = new PythonGenerator();
+  // 5
+  const models = await pythonGenerator.generate(asyncapi);
+  // 6
+  const files = [];
+  // 7
+  for (const model of models) {
+    // 8
+    const modelFileName = `${FormatHelpers.toPascalCase(model.modelName)}.py`;
+    // 9
+    files.push(<File name={modelFileName}>{model.result}</File>);
+  }
+  return files;
+}

openapi_templete/test/fixtures/asyncapi_1.yaml

@@ -0,0 +1,122 @@
+asyncapi: 3.0.0
+info:
+  title: Order Service (NATS)
+  version: 1.0.0
+  description: Event-driven order service using NATS
+
+servers:
+  nats:
+    host: nats://localhost:4222
+    protocol: nats
+    description: Local NATS server
+
+channels:
+  order.created:
+    address: order.created
+    messages:
+      OrderCreated:
+        $ref: '#/components/messages/OrderCreated'
+
+  order.placed:
+    address: order.placed
+    messages:
+      OrderPlaced:
+        $ref: '#/components/messages/OrderPlaced'
+
+operations:
+  onOrderCreated:
+    action: receive
+    channel:
+      $ref: '#/channels/order.created'
+    messages:
+      - $ref: '#/channels/order.created/messages/OrderCreated'
+
+  onOrderPlaced:
+    action: send
+    channel:
+      $ref: '#/channels/order.placed'
+    messages:
+      - $ref: '#/channels/order.placed/messages/OrderPlaced'
+
+components:
+  messages:
+    OrderCreated:
+      name: OrderCreated
+      title: Order Created
+      summary: Event emitted when an order is created.
+      payload:
+        $ref: '#/components/schemas/OrderCreated'
+
+    OrderPlaced:
+      name: OrderPlaced
+      title: Order Placed
+      summary: Event emitted when an order is placed.
+      payload:
+        $ref: '#/components/schemas/OrderPlaced'
+
+  schemas:
+    OrderCreated:
+      $id: OrderCreated
+      title: OrderCreated
+      type: object
+      required:
+        - orderId
+        - customerId
+        - createdAt
+      properties:
+        orderId:
+          type: string
+          format: uuid
+          example: "550e8400-e29b-41d4-a716-446655440000"
+        customerId:
+          type: string
+          example: "cust-123"
+        createdAt:
+          type: string
+          format: date-time
+          example: "2025-06-03T12:00:00Z"
+        status:
+          type: string
+          enum:
+            - created
+            - pending
+            - confirmed
+          default: created
+
+    OrderPlaced:
+      $id: OrderPlaced
+      title: OrderPlaced
+      type: object
+      required:
+        - orderId
+        - customerId
+        - items
+        - placedAt
+      properties:
+        orderId:
+          type: string
+          format: uuid
+          example: "550e8400-e29b-41d4-a716-446655440001"
+        customerId:
+          type: string
+          example: "cust-123"
+        items:
+          type: array
+          items:
+            type: object
+            required:
+              - productId
+              - quantity
+            properties:
+              productId:
+                type: string
+              quantity:
+                type: integer
+                minimum: 1
+        placedAt:
+          type: string
+          format: date-time
+          example: "2025-06-03T12:05:00Z"
+        totalAmount:
+          type: number
+          format: double

openapi_templete/test/fixtures/asyncapi_test.yaml

@@ -1,70 +0,0 @@
-# .venv/bin/asyncapi-python-codegen asyncapi.yaml out --force-write
-# kouknout na FastStream
-# https://nats.io/blog/nats-supported-by-faststream/#writing-app-code
-# https://github.com/asyncapi/python-paho-template
-# https://www.asyncapi.com/docs/tools/generator/generator-template
-# https://www.asyncapi.com/docs/tools/generator/generator-template --force-write
-# https://pypi.org/project/asyncapi-python/
-# https://github.com/G-USI/asyncapi-python
-
-
-asyncapi: 3.0.0
-info:
-  title: Job Events
-  version: 1.0.0
-
-servers:
-  nats_localhost:
-    host: localhost:4222
-    protocol: nats
-
-channels:
-  run_test:
-    address: mtr_test.run_test
-    messages:
-      run_test:
-        $ref: '#/components/messages/mtr_request'
-  return_uuid:
-    address: null
-    messages:
-      run_test:
-        $ref: '#/components/messages/mtr_uuid'
-
-operations:
-  get_mtr_test:
-    action: send
-    channel:
-      $ref: '#/channels/run_test'
-    reply:
-      address:
-        location: "$message.header#/replayTo"
-      channel:
-        $ref: '#/channels/return_uuid'
-
-components:
-  schemas:
-    mtr_request_schema:
-      payload:
-        type: object
-        properties:
-          to_server:
-            type: string
-          mtr_sleep:
-            type: integer
-    mtr_uuid_schema:
-      payload:
-        type: object
-        properties:
-          uuid:
-            type: string
-  messages:
-    mtr_request:
-      name: mtr_request
-      payload:
-        type: object
-#        required:
-#          - to_server
-        $ref: '#/components/schemas/mtr_request_schema'
-    mtr_uuid:
-      payload:
-        $ref: '#/components/schemas/mtr_uuid_schema'