Help Center/ CodeArts Repo/ API Reference/ APIs/ V4/ MergeRequest/ Obtaining Selectable MR Reviewers
Updated on 2026-01-27 GMT+08:00

Obtaining Selectable MR Reviewers

Function

This API is used to obtain MR reviewers.

Debugging

You can debug this API through automatic authentication in API Explorer or use the SDK sample code generated by API Explorer.

Authorization Information

Each account root user has all the permissions required to call all APIs, but IAM users must be assigned the following required identity policy-based permissions. For details about the required permissions, see Permissions Policies and Supported Actions.

Action

Access Level

Resource Type (*: required)

Condition Key

Alias

Dependencies

codeartsrepo:repository:getMergeRequest

Read

-

-

-

-

URI

GET https://{hostURL}/v4/repositories/{repository_id}/merge-requests/assignee-candidates

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

repository_id

Yes

Integer

Definition

You can query the project list to obtain the repository ID by calling the API used to query user's all repositories.

Constraints

N/A

Default Value

N/A

Value range:

1~2147483647

Table 2 Query Parameters

Parameter

Mandatory

Type

Description

target_branch

No

String

Definition

Target branch. Branch to which the code is to be merged when an MR is created.

merge_request_iid

No

Integer

Definition

MR IID.

Value range:

1~2147483647

offset

No

Integer

Definition

Offset, which starts from 0.

Value range:

0~2147483647

Default value:

0

limit

No

Integer

Definition

Number of returned records.

Value range:

1~100

Default value:

20

search

No

String

Definition

Query keyword for fuzzy match, such as username, user alias, and tenant name.

search_by_name_list

No

String

Definition

Search user list by name list.

target_project_id

No

String

Definition

You can obtain the unique project identifier, 32-character project UUID, by calling the API used to query the project list.

Range

String length: 32 characters.

view

No

String

Definition

The type of assignee, merger, or approver.

Enumeration values:

  • approver

  • assignee

mode

No

String

Definition

The type of assignee, merger, or approver.

Enumeration values:

  • approver

  • assignee

only_developers

No

Boolean

Definition

Member type and developer type.

Default value:

false

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

Definition

User token. Obtain one by calling the IAM API Obtaining a User Token. The value of X-Subject-Token in the response header is a token.

Constraints

N/A

Range

1–100,000 characters.

Default Value

N/A

Response Parameters

Status code: 200

Table 4 Response header parameters

Parameter

Type

Description

X-Total

String

Definition

Total number of available MR reviewers.

Table 5 Response body parameters

Parameter

Type

Description

[items]

Array of MRVoteReviewerDto objects

Definition

MR review user details.

Table 6 MRVoteReviewerDto

Parameter

Type

Description

id

Integer

Definition

User ID.

Value range:

1~2147483647

name

String

Definition

Username.

username

String

Definition

Username.

state

String

Definition:

User status

Value range:

  • active: available account

  • blocked: locked user

  • error: The user is not found

Enumeration values:

  • active

  • blocked

  • error

service_license_status

Integer

Service-level permission status. 0: disabled; 1: enabled

avatar_url

String

User profile picture URL

avatar_path

String

User profile picture path

email

String

User email

name_cn

String

Username (CN)

web_url

String

User homepage

nick_name

String

User alias

tenant_name

String

Tenant name

error_message

String

Definition

When some query APIs detect that the user permission in the transfer parameter is insufficient or the user does not exist, the user is returned but the field is not empty for information.

is_committer

Boolean

Definition

Committer or not.

is_verified

Boolean

Definition

Authenticated committer or not.

has_permission

Boolean

Definition

Whether you have the related permissions.

Status code: 401

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Definition

Error code.

error_msg

String

Definition

Error message.

Example Requests

GET https://{endpoint}/v4/repositories/2112015538/merge-requests/assignee-candidates

Example Responses

Status code: 200

Response body for obtaining the selectable merge request reviewers

{
  "id" : 23559,
  "name" : "example_name/deploy_admin_trust",
  "username" : "0e87c9d84a7f49e786f9ee4bfaaf1b0f",
  "state" : "active",
  "service_license_status" : 1,
  "avatar_path" : null,
  "email" : "0e87c9d84a7f49e786f9ee4bfaaf1b0f@example.com",
  "name_cn" : "example_name/deploy_admin_trust",
  "web_url" : "https://example.com/0e87c9d84a7f49e786f9ee4bfaaf1b0f",
  "nick_name" : null,
  "tenant_name" : "example_name",
  "error_message" : null,
  "is_committer" : false,
  "is_verified" : false,
  "has_permission" : true
}

Status code: 401

Unauthorized

{
  "error_code" : "DEV.00000003",
  "error_msg" : "Authentication information expired."
}

Status Codes

Status Code

Description

200

Response body for obtaining the selectable merge request reviewers

401

Unauthorized

Error Codes

See Error Codes.