feat: added an option to create channel when no Channels are available in alert config (#5195)

* feat: added an option to create channel when no Channels are availabel in alert config

* feat: added tooltip for the case when nochannel

* feat: opened notification channel creation in new tab

* feat: added role permission on create-notification-btn and disabled on loading

* feat: added admin permission required message in tooltip

---------

Co-authored-by: Vishal Sharma <makeavish786@gmail.com>

frontend/src/container/AllAlertChannels/index.tsx

@@ -1,5 +1,5 @@
 import { PlusOutlined } from '@ant-design/icons';
-import { Typography } from 'antd';
+import { Tooltip, Typography } from 'antd';
 import getAll from 'api/channels/getAll';
 import Spinner from 'components/Spinner';
 import TextToolTip from 'components/TextToolTip';
@@ -52,11 +52,21 @@ function AlertChannels(): JSX.Element {
 						url="https://signoz.io/docs/userguide/alerts-management/#setting-notification-channel"
 					/>
 
-					{addNewChannelPermission && (
-						<Button onClick={onToggleHandler} icon={<PlusOutlined />}>
+					<Tooltip
+						title={
+							!addNewChannelPermission
+								? 'Ask an admin to create alert channel'
+								: undefined
+						}
+					>
+						<Button
+							onClick={onToggleHandler}
+							icon={<PlusOutlined />}
+							disabled={!addNewChannelPermission}
+						>
 							{t('button_new_channel')}
 						</Button>
-					)}
+					</Tooltip>
 				</RightActionContainer>
 			</ButtonContainer>
 

frontend/src/container/FormAlertRules/BasicInfo.tsx

@@ -1,7 +1,17 @@
-import { Form, Select, Switch } from 'antd';
-import { useEffect, useState } from 'react';
+import './FormAlertRules.styles.scss';
+
+import { PlusOutlined } from '@ant-design/icons';
+import { Button, Form, Select, Switch, Tooltip } from 'antd';
+import getChannels from 'api/channels/getAll';
+import ROUTES from 'constants/routes';
+import useComponentPermission from 'hooks/useComponentPermission';
+import useFetch from 'hooks/useFetch';
+import { useCallback, useEffect, useState } from 'react';
 import { useTranslation } from 'react-i18next';
+import { useSelector } from 'react-redux';
+import { AppState } from 'store/reducers';
 import { AlertDef, Labels } from 'types/api/alerts/def';
+import AppReducer from 'types/reducer/app';
 import { requireErrorMessage } from 'utils/form/requireErrorMessage';
 import { popupContainer } from 'utils/selectPopupContainer';
 
@@ -31,6 +41,13 @@ function BasicInfo({
 }: BasicInfoProps): JSX.Element {
 	const { t } = useTranslation('alerts');
 
+	const channels = useFetch(getChannels);
+	const { role } = useSelector<AppState, AppReducer>((state) => state.app);
+	const [addNewChannelPermission] = useComponentPermission(
+		['add_new_channel'],
+		role,
+	);
+
 	const [
 		shouldBroadCastToAllChannels,
 		setShouldBroadCastToAllChannels,
@@ -54,6 +71,11 @@ function BasicInfo({
 		});
 	};
 
+	const noChannels = channels.payload?.length === 0;
+	const handleCreateNewChannels = useCallback(() => {
+		window.open(ROUTES.CHANNELS_NEW, '_blank');
+	}, []);
+
 	return (
 		<>
 			<StepHeading> {t('alert_form_step3')} </StepHeading>
@@ -137,32 +159,74 @@ function BasicInfo({
 					name="alert_all_configured_channels"
 					label="Alert all the configured channels"
 				>
-					<Switch
-						checked={shouldBroadCastToAllChannels}
-						onChange={handleBroadcastToAllChannels}
-					/>
+					<Tooltip
+						title={
+							noChannels
+								? 'No channels. Ask an admin to create a notification channel'
+								: undefined
+						}
+						placement="right"
+					>
+						<Switch
+							checked={shouldBroadCastToAllChannels}
+							onChange={handleBroadcastToAllChannels}
+							disabled={noChannels || !!channels.loading}
+						/>
+					</Tooltip>
 				</FormItemMedium>
 
 				{!shouldBroadCastToAllChannels && (
-					<FormItemMedium
-						label="Notification Channels"
-						name="notification_channels"
-						required
-						rules={[
-							{ required: true, message: requireErrorMessage(t('field_alert_name')) },
-						]}
+					<Tooltip
+						title={
+							noChannels
+								? 'No channels. Ask an admin to create a notification channel'
+								: undefined
+						}
+						placement="right"
 					>
-						<ChannelSelect
-							disabled={shouldBroadCastToAllChannels}
-							currentValue={alertDef.preferredChannels}
-							onSelectChannels={(preferredChannels): void => {
-								setAlertDef({
-									...alertDef,
-									preferredChannels,
-								});
-							}}
-						/>
-					</FormItemMedium>
+						<FormItemMedium
+							label="Notification Channels"
+							name="notification_channels"
+							required
+							rules={[
+								{ required: true, message: requireErrorMessage(t('field_alert_name')) },
+							]}
+						>
+							<ChannelSelect
+								disabled={
+									shouldBroadCastToAllChannels || noChannels || !!channels.loading
+								}
+								currentValue={alertDef.preferredChannels}
+								channels={channels}
+								onSelectChannels={(preferredChannels): void => {
+									setAlertDef({
+										...alertDef,
+										preferredChannels,
+									});
+								}}
+							/>
+						</FormItemMedium>
+					</Tooltip>
+				)}
+
+				{noChannels && (
+					<Tooltip
+						title={
+							!addNewChannelPermission
+								? 'Ask an admin to create a notification channel'
+								: undefined
+						}
+						placement="right"
+					>
+						<Button
+							onClick={handleCreateNewChannels}
+							icon={<PlusOutlined />}
+							className="create-notification-btn"
+							disabled={!addNewChannelPermission}
+						>
+							Create a notification channel
+						</Button>
+					</Tooltip>
 				)}
 			</FormContainer>
 		</>

frontend/src/container/FormAlertRules/ChannelSelect/index.tsx

@@ -1,9 +1,9 @@
 import { Select } from 'antd';
-import getChannels from 'api/channels/getAll';
-import useFetch from 'hooks/useFetch';
+import { State } from 'hooks/useFetch';
 import { useNotifications } from 'hooks/useNotifications';
 import { ReactNode } from 'react';
 import { useTranslation } from 'react-i18next';
+import { PayloadProps } from 'types/api/channels/getAll';
 
 import { StyledSelect } from './styles';
 
@@ -11,38 +11,42 @@ export interface ChannelSelectProps {
 	disabled?: boolean;
 	currentValue?: string[];
 	onSelectChannels: (s: string[]) => void;
+	channels: State<PayloadProps | undefined>;
 }
 
 function ChannelSelect({
 	disabled,
 	currentValue,
 	onSelectChannels,
+	channels,
 }: ChannelSelectProps): JSX.Element | null {
 	// init namespace for translations
 	const { t } = useTranslation('alerts');
 
-	const { loading, payload, error, errorMessage } = useFetch(getChannels);
-
 	const { notifications } = useNotifications();
 
 	const handleChange = (value: string[]): void => {
 		onSelectChannels(value);
 	};
 
-	if (error && errorMessage !== '') {
+	if (channels.error && channels.errorMessage !== '') {
 		notifications.error({
 			message: 'Error',
-			description: errorMessage,
+			description: channels.errorMessage,
 		});
 	}
 	const renderOptions = (): ReactNode[] => {
 		const children: ReactNode[] = [];
 
-		if (loading || payload === undefined || payload.length === 0) {
+		if (
+			channels.loading ||
+			channels.payload === undefined ||
+			channels.payload.length === 0
+		) {
 			return children;
 		}
 
-		payload.forEach((o) => {
+		channels.payload.forEach((o) => {
 			children.push(
 				<Select.Option key={o.id} value={o.name}>
 					{o.name}
@@ -55,7 +59,7 @@ function ChannelSelect({
 	return (
 		<StyledSelect
 			disabled={disabled}
-			status={error ? 'error' : ''}
+			status={channels.error ? 'error' : ''}
 			mode="multiple"
 			style={{ width: '100%' }}
 			placeholder={t('placeholder_channel_select')}

frontend/src/container/FormAlertRules/FormAlertRules.styles.scss

@@ -71,3 +71,7 @@
 		}
 	}
 }
+
+.create-notification-btn {
+	box-shadow: none;
+}