---
title: IOnlineMessagesApiService
summary: API reference for IOnlineMessagesApiService.
status: draft
owner: SAIF Doc Gen
last_reviewed: 2026-09-24
library: SAIF.SAIFCode.Core
reference_type: package
---

# IOnlineMessagesApiService

`IOnlineMessagesApiService` declares a service contract in the OnlineMessages area, implemented outside this library (most likely in SAIF.Services, per the declare-here, enforce-elsewhere pattern documented for this library)*.

## Purpose
- Declares the operations that a SAIF.Services implementation must provide for the OnlineMessages area*.

## Context
- Namespace: `SAIF.Core.Contracts.OnlineMessages`
- Kind: Interface
- Assembly/package: `SAIF.Core` (NuGet package `SAIF.SAIFCode.Core`)

## Public members
| Member | Signature | Purpose |
| --- | --- | --- |
| `GetTutorialList` | `OnlineMessageList GetTutorialList(string userType,  string language, string application)` | Returns tutorial list, given `userType`, `language`, `application`*. |
| `ValidateUserType` | `bool ValidateUserType(string userType)` | Validates user type, given `userType`*. |
| `GetMessagePriorities` | `string[] GetMessagePriorities(string priority)` | Returns message priorities, given `priority`*. |
| `UserIsInActiveDirectory` | `bool UserIsInActiveDirectory()` | Handles user is in active directory*. |
| `UserHasAccessToMessage` | `bool UserHasAccessToMessage(string userType, string priority)` | Handles user has access to message, given `userType`, `priority`*. |

> **Note:** Statements marked with `*` were inferred from code structure, naming
> conventions, or contextual evidence where direct confirmation was not available
> in source artifacts. Statements marked with `**` could not be confirmed; treat
> as unknown until verified.

## Sources
- Core/SAIF.Core/Contracts/OnlineMessages/IOnlineMessagesApiService.cs