[MM-36998] Ensure server key must be at least 0 (#1660)
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@ -103,7 +103,7 @@ export default class MainPage extends React.PureComponent<Props, State> {
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this.threeDotMenu = React.createRef();
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this.threeDotMenu = React.createRef();
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this.state = {
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this.state = {
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key: this.props.teams.findIndex((team) => team.order === 0),
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key: this.props.teams.length ? this.props.teams.findIndex((team) => team.order === 0) : 0,
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sessionsExpired: {},
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sessionsExpired: {},
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unreadCounts: {},
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unreadCounts: {},
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mentionCounts: {},
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mentionCounts: {},
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@ -259,7 +259,7 @@ export default class MainPage extends React.PureComponent<Props, State> {
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}
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}
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handleSetServerKey = (key: number) => {
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handleSetServerKey = (key: number) => {
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const newKey = (this.props.teams.length + key) % this.props.teams.length;
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const newKey = ((this.props.teams.length + key) % this.props.teams.length) || 0;
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this.setState({key: newKey});
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this.setState({key: newKey});
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}
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}
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@ -322,6 +322,10 @@ export default class MainPage extends React.PureComponent<Props, State> {
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}
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}
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render() {
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render() {
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if (!this.props.teams.length) {
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return null;
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}
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const tabsRow = (
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const tabsRow = (
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<TabBar
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<TabBar
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id='tabBar'
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id='tabBar'
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