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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@ const mockUser = createFakeUser({
_id: 'agent-1',
username: 'agent.one',
name: 'Agent One',
roles: ['livechat-agent'],
});

const mockAgentOne: Serialized<ILivechatAgent> = {
Expand Down Expand Up @@ -218,7 +219,7 @@ describe('RepliesForm', () => {
getDepartmentMock.mockResolvedValue({ department: mockDepartment, agents: [] });
const handleSubmit = jest.fn();
render(<RepliesForm defaultValues={{ departmentId: 'department-1', agentId: 'agent-1' }} onSubmit={handleSubmit} />, {
wrapper: appRoot().build(),
wrapper: appRoot([]).build(),
});

await userEvent.click(screen.getByRole('button', { name: 'Submit' }));
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ import type { Serialized, ILivechatDepartment, ILivechatDepartmentAgents } from
import { Box, Button, FieldGroup } from '@rocket.chat/fuselage';
import { useEffectEvent } from '@rocket.chat/fuselage-hooks';
import { useToastBarDispatch } from '@rocket.chat/fuselage-toastbar';
import { useEndpoint, usePermission } from '@rocket.chat/ui-contexts';
import { useEndpoint, usePermission, useUser } from '@rocket.chat/ui-contexts';
import { useQuery } from '@tanstack/react-query';
import type { ReactNode } from 'react';
import { useEffect, useId, useMemo } from 'react';
Expand All @@ -11,6 +11,7 @@ import { useTranslation } from 'react-i18next';

import AgentField from './components/AgentField';
import DepartmentField from './components/DepartmentField';
import { useAllowedAgents } from './hooks/useAllowedAgents';
import { omnichannelQueryKeys } from '../../../../../../../lib/queryKeys';
import { FormFetchError } from '../../utils/errors';

Expand Down Expand Up @@ -41,6 +42,7 @@ const RepliesForm = (props: RepliesFormProps) => {
const dispatchToastMessage = useToastBarDispatch();
const { t } = useTranslation();
const repliesFormId = useId();
const user = useUser();

const canAssignAllDepartments = usePermission('outbound.can-assign-queues');
const canAssignSelfOnlyAgent = usePermission('outbound.can-assign-self-only');
Expand All @@ -62,7 +64,7 @@ const RepliesForm = (props: RepliesFormProps) => {
const getDepartment = useEndpoint('GET', '/v1/livechat/department/:_id', { _id: departmentId ?? '' });

const {
data: { department, agents = [] } = {},
data: { department, agents: queryAgents = [] } = {},
isError: isErrorDepartment,
isFetching: isFetchingDepartment,
refetch: refetchDepartment,
Expand All @@ -72,6 +74,14 @@ const RepliesForm = (props: RepliesFormProps) => {
enabled: !!departmentId,
});

const agents = useAllowedAgents({
user,
queryAgents,
departmentId: department?._id,
canAssignSelfOnlyAgent,
canAssignAnyAgent,
});

useEffect(() => {
isErrorDepartment && trigger('departmentId');
return () => clearErrors('departmentId');
Expand Down Expand Up @@ -119,8 +129,7 @@ const RepliesForm = (props: RepliesFormProps) => {
<AgentField
control={control}
agents={agents}
canAssignAny={canAssignAnyAgent}
canAssignSelfOnly={canAssignSelfOnlyAgent}
canAssignAgent={canAssignAnyAgent || canAssignSelfOnlyAgent}
disabled={!departmentId}
isLoading={isFetchingDepartment}
/>
Expand Down
Original file line number Diff line number Diff line change
@@ -1,6 +1,5 @@
import type { ILivechatDepartmentAgents, Serialized } from '@rocket.chat/core-typings';
import { Field, FieldError, FieldHint, FieldLabel, FieldRow } from '@rocket.chat/fuselage';
import { useUserId } from '@rocket.chat/ui-contexts';
import { useId } from 'react';
import type { Control } from 'react-hook-form';
import { useController } from 'react-hook-form';
Expand All @@ -13,21 +12,15 @@ import type { RepliesFormData } from '../RepliesForm';
type AgentFieldProps = {
control: Control<RepliesFormData>;
agents: Serialized<ILivechatDepartmentAgents>[];
canAssignAny?: boolean;
canAssignSelfOnly?: boolean;
canAssignAgent?: boolean;
disabled?: boolean;
isLoading?: boolean;
};

const AgentField = ({ control, agents, canAssignAny, canAssignSelfOnly, disabled = false, isLoading = false }: AgentFieldProps) => {
const AgentField = ({ control, agents, canAssignAgent, disabled = false, isLoading = false }: AgentFieldProps) => {
const { t } = useTranslation();
const agentFieldId = useId();

const userId = useUserId();
const canAssignAgent = canAssignSelfOnly || canAssignAny;

const allowedAgents = canAssignAny ? agents : agents.filter((agent) => agent.agentId === userId);

const {
field: agentField,
fieldState: { error: agentFieldError },
Expand All @@ -50,7 +43,7 @@ const AgentField = ({ control, agents, canAssignAny, canAssignSelfOnly, disabled
})}
error={!!agentFieldError}
id={agentFieldId}
agents={allowedAgents}
agents={agents}
placeholder={isLoading ? t('Loading...') : t('Select_agent')}
disabled={disabled || isLoading || !canAssignAgent}
value={agentField.value}
Expand Down
Original file line number Diff line number Diff line change
@@ -0,0 +1,169 @@
import type { ILivechatDepartmentAgents, IUser, Serialized } from '@rocket.chat/core-typings';
import { renderHook } from '@testing-library/react';

import { useAllowedAgents } from './useAllowedAgents';
import { createFakeUser } from '../../../../../../../../../tests/mocks/data';
import { getAgentDerivedFromUser } from '../utils/getAgentDerivedFromUser';

jest.mock('../utils/getAgentDerivedFromUser', () => ({
getAgentDerivedFromUser: jest.fn(),
}));

const getAgentDerivedFromUserMocked = jest.mocked(getAgentDerivedFromUser);

const mockUser: IUser = createFakeUser({
_id: 'test-user-id',
username: 'testuser',
roles: ['livechat-agent'],
});

const mockQueryAgents: Serialized<ILivechatDepartmentAgents>[] = [
{
agentId: 'agent1',
username: 'agent.one',
count: 1,
order: 1,
_id: 'agent1',
_updatedAt: new Date().toISOString(),
departmentEnabled: true,
departmentId: 'dept1',
},
{
agentId: 'agent2',
username: 'agent.two',
count: 2,
order: 2,
_id: 'agent2',
_updatedAt: new Date().toISOString(),
departmentEnabled: true,
departmentId: 'dept1',
},
];

const mockDerivedAgent: Serialized<ILivechatDepartmentAgents> = {
agentId: 'test-user-id',
username: 'testuser',
_id: 'test-user-id',
_updatedAt: new Date().toISOString(),
departmentId: 'department-1',
departmentEnabled: true,
count: 0,
order: 0,
};

describe('useAllowedAgents', () => {
beforeEach(() => {
jest.clearAllMocks();
});

it('should return an empty array if no departmentId is provided', () => {
const { result } = renderHook(() =>
useAllowedAgents({
user: mockUser,
departmentId: undefined,
canAssignSelfOnlyAgent: true,
canAssignAnyAgent: true,
queryAgents: mockQueryAgents,
}),
);

expect(result.current).toEqual([]);
});

it('should return an empty array if user has no assignment permissions', () => {
const { result } = renderHook(() =>
useAllowedAgents({
user: mockUser,
departmentId: 'department-1',
canAssignSelfOnlyAgent: false,
canAssignAnyAgent: false,
queryAgents: mockQueryAgents,
}),
);

expect(result.current).toEqual([]);
});

it('should return queryAgents if canAssignAnyAgent is true and queryAgents has items', () => {
const { result } = renderHook(() =>
useAllowedAgents({
user: mockUser,
departmentId: 'department-1',
canAssignSelfOnlyAgent: false,
canAssignAnyAgent: true,
queryAgents: mockQueryAgents,
}),
);

expect(result.current).toEqual(mockQueryAgents);
});

it('should return derived agent if canAssignSelfOnlyAgent is true', () => {
getAgentDerivedFromUserMocked.mockReturnValue(mockDerivedAgent);

const { result } = renderHook(() =>
useAllowedAgents({
user: mockUser,
departmentId: 'department-1',
canAssignSelfOnlyAgent: true,
canAssignAnyAgent: false,
queryAgents: mockQueryAgents,
}),
);

expect(getAgentDerivedFromUserMocked).toHaveBeenCalledWith(mockUser, 'department-1');
expect(result.current).toEqual([mockDerivedAgent]);
});

it('should return derived agent if canAssignAnyAgent is true but queryAgents is empty', () => {
getAgentDerivedFromUserMocked.mockReturnValue(mockDerivedAgent);

const { result } = renderHook(() =>
useAllowedAgents({
user: mockUser,
departmentId: 'department-1',
canAssignSelfOnlyAgent: false,
canAssignAnyAgent: true,
queryAgents: [],
}),
);

expect(getAgentDerivedFromUserMocked).toHaveBeenCalledWith(mockUser, 'department-1');
expect(result.current).toEqual([mockDerivedAgent]);
});

it('should return derived agent if canAssignAnyAgent is true but queryAgents is undefined', () => {
getAgentDerivedFromUserMocked.mockReturnValue(mockDerivedAgent);

const { result } = renderHook(() =>
useAllowedAgents({
user: mockUser,
departmentId: 'department-1',
canAssignSelfOnlyAgent: false,
canAssignAnyAgent: true,
queryAgents: undefined,
}),
);

expect(getAgentDerivedFromUserMocked).toHaveBeenCalledWith(mockUser, 'department-1');
expect(result.current).toEqual([mockDerivedAgent]);
});

it('should return an empty array if getAgentDerivedFromUser throws an error', () => {
getAgentDerivedFromUserMocked.mockImplementation(() => {
throw new Error('User not found');
});

const { result } = renderHook(() =>
useAllowedAgents({
user: null,
departmentId: 'department-1',
canAssignSelfOnlyAgent: true,
canAssignAnyAgent: false,
queryAgents: [],
}),
);

expect(result.current).toEqual([]);
});
});
Original file line number Diff line number Diff line change
@@ -0,0 +1,37 @@
import type { Serialized, ILivechatDepartmentAgents, IUser } from '@rocket.chat/core-typings';
import { useMemo } from 'react';

import { getAgentDerivedFromUser } from '../utils/getAgentDerivedFromUser';

type UseAllowedAgentsProps = {
user: IUser | null;
departmentId: string | undefined;
canAssignSelfOnlyAgent: boolean;
canAssignAnyAgent: boolean;
queryAgents: Serialized<ILivechatDepartmentAgents>[] | undefined;
};

export const useAllowedAgents = ({ user, departmentId, queryAgents, canAssignSelfOnlyAgent, canAssignAnyAgent }: UseAllowedAgentsProps) =>
useMemo(() => {
// no department selected, no agents
if (!departmentId) {
return [];
}

// no permission to assign any agents, no agents
if (!canAssignSelfOnlyAgent && !canAssignAnyAgent) {
return [];
}

// can assign any agent, return all agents from query (if any)
if (canAssignAnyAgent && queryAgents?.length) {
return queryAgents;
}

try {
// all other cases, attempt to derive agent from user
return [getAgentDerivedFromUser(user, departmentId)];
} catch {
return [];
}
}, [canAssignAnyAgent, canAssignSelfOnlyAgent, user, departmentId, queryAgents]);
Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
import type { IUser } from '@rocket.chat/core-typings';

import { getAgentDerivedFromUser } from './getAgentDerivedFromUser';
import { createFakeUser } from '../../../../../../../../../tests/mocks/data';

describe('getAgentDerivedFromUser', () => {
it('should throw an error if the user is null', () => {
expect(() => getAgentDerivedFromUser(null, 'any-department-id')).toThrow('User is not a livechat agent');
});

it('should throw an error if the user is not a livechat agent', () => {
const user: IUser = createFakeUser({ roles: ['user'] });

expect(() => getAgentDerivedFromUser(user, 'any-department-id')).toThrow('User is not a livechat agent');
});

it('should return a valid agent object if the user is a livechat agent', () => {
const user: IUser = createFakeUser({
_id: 'agentId123',
username: 'agentusername',
roles: ['livechat-agent'],
});

const departmentId = 'department123';

const agent = getAgentDerivedFromUser(user, departmentId);

expect(agent).toEqual({
agentId: user._id,
username: user.username,
_id: user._id,
_updatedAt: expect.any(String),
departmentId,
departmentEnabled: true,
count: 0,
order: 0,
});
});
});
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
import type { ILivechatDepartmentAgents, Serialized, IUser } from '@rocket.chat/core-typings';

const isOmnichannelAgent = (user: IUser | null): user is IUser => (user ? user.roles.includes('livechat-agent') : false);

export const getAgentDerivedFromUser = (user: IUser | null, departmentId: string): Serialized<ILivechatDepartmentAgents> => {
if (!isOmnichannelAgent(user)) {
throw new Error('User is not a livechat agent');
}

return {
agentId: user._id,
username: user.username || '',
_id: user._id,
_updatedAt: new Date().toISOString(),
departmentId,
departmentEnabled: true,
count: 0,
order: 0,
};
};
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