# Feature SSI-128 - [API] Write the API to support full CRUD operations of custom fields of type hierarchy

Project: Stream Storage Integrations
Status: in specification
URL: https://community.openproject.org/work_packages/SSI-128

## Planning

| Attribute | Value |
| --- | --- |
| Date |  |
| Priority | Medium |
| Target versions | Wish List |
| Votes |  |
| List |  |
| Roadmap |  |
| Relevance |  |

## OPEN POINTS / FEEDBACK

_No work packages_

## Features and Chunks

| ID | Subject | Type | Status | Assignee | Target versions | Spent time |
| --- | --- | --- | --- | --- | --- | --- |
| SSI-133 | Write a descriptive tag about custom fields | Implementation | new |  |  |  |
| SSI-134 | Add endpoint GET /custom_fields/:id | Implementation | new |  |  |  |
| SSI-135 | Add endpoint PUT /custom_fields/:id | Implementation | new |  |  |  |
| SSI-136 | Add endpoint PATCH /custom_fields/:id | Implementation | new |  |  |  |
| SSI-137 | Add endpoint POST /custom_fields/:id | Implementation | new |  |  |  |
| SSI-138 | Add endpoint DELETE /custom_fields/:id | Implementation | new |  |  |  |

## Bugs and other work packages

_No work packages_

## Technical Details

| Attribute | Value |
| --- | --- |
| Module |  |
| Feature Flag |  |
| Requires doc change | No |
| Enterprise plan |  |

## Details

| Attribute | Value |
| --- | --- |
| Pull preview |  |
| Mockups |  |
| Accessibility | No |

## People

| Attribute | Value |
| --- | --- |
| Assignee |  |
| Accountable |  |
| Product manager |  |
| Developers |  |
| Designer |  |
| Ordered by |  |
| Signed off by |  |
| Interest by |  |

## Estimates and progress

| Attribute | Value |
| --- | --- |
| PD (min) |  |
| PD (max) |  |
| Work |  |
| Labor costs |  |

## Description

**As** a programmer  
**I want to** access and edit custom fields of type hierarchy via the API  
**so that** can use that from any client software.

**Acceptance criteria**

*   The client must be able to retrieve a full tree representation of a custom field of type hierarchy.
    
*   TBD...