# commentOnPost

This method allows you to leave a comment on a post.

```typescript
try {
  const workflow = await linkedapi.commentOnPost.execute({
    postUrl: "https://www.linkedin.com/posts/username_activity-id",
    text: "Great insights! I completely agree with your perspective on this topic.",
    companyUrl: "https://www.linkedin.com/company/company1"
  });

  const { data, errors } = await linkedapi.commentOnPost.result(workflow.workflowId);

  // The list of possible execution errors is below
  if (errors && errors.length > 0) {
    console.warn('Workflow completed with execution errors:');
    errors.forEach(error => {
      console.warn(` - Type: ${error.type}, Message: ${error.message}`);
    });
  }

  // The structure of the 'data' object is below
  if (data) {
    console.log('Workflow completed successfully. Data:', data);
  }
} catch (e) {
  // A list of all critical errors can be found here:
  // https://linkedapi.io/sdks/handling-results-and-errors/#handling-critical-errors
  if (e instanceof LinkedApiError) {
    console.error(`Critical Error - Type: ${e.type}, Message: ${e.message}`);
  } else {
    console.error('An unexpected, non-API error occurred:', e);
  }
}
```

```python
from linkedapi import CommentOnPostParams, LinkedApiError

try:
    workflow = linkedapi.comment_on_post.execute(
        CommentOnPostParams(
            post_url="https://www.linkedin.com/posts/username_activity-id",
            text="Great insights! I completely agree with your perspective on this topic.",
            company_url="https://www.linkedin.com/company/company1",
        )
    )

    result = linkedapi.comment_on_post.result(workflow.workflow_id)
    data = result.data
    errors = result.errors

    # The list of possible execution errors is below
    if errors:
        print("Workflow completed with execution errors:")
        for error in errors:
            print(f" - Type: {error.type}, Message: {error.message}")

    # The structure of the 'data' object is below
    if data:
        print("Workflow completed successfully. Data:", data)
except LinkedApiError as e:
    # A list of all critical errors can be found here:
    # https://linkedapi.io/sdks/handling-results-and-errors/#handling-critical-errors
    print(f"Critical Error - Type: {e.type}, Message: {e.message}")
except Exception as error:
    print("An unexpected, non-API error occurred:", error)
```

## Params

- `postUrl` – LinkedIn URL of the post to comment.
- `text` – comment text, must be up to **1000** characters.
- `companyUrl` (optional) – LinkedIn company page URL. When provided, the comment will be posted on behalf of the company. Requires content admin access to the company page.

## Data

- `commentUrn` – LinkedIn URN of the created comment, if available.
- `commentUrl` – canonical deep-link URL of the created comment, if available. It can be used as the `commentUrl` input for `reactToComment` or `replyToComment`.

## Errors

- `postNotFound` – provided URL is not an existing LinkedIn post.
- `commentingNotAllowed` – commenting is not allowed on this post. This could be due to the post author's privacy settings, LinkedIn restrictions on commenting, or because the post type does not support comments.
- `noPostingPermission` – no permission to comment on behalf of this company.