[GitHub] [incubator-druid] vogievetsky commented on a change in pull request #7703: Web console: add log tailing to task log view

2019-05-23 Thread GitBox
vogievetsky commented on a change in pull request #7703: Web console: add log 
tailing to task log view 
URL: https://github.com/apache/incubator-druid/pull/7703#discussion_r287138069
 
 

 ##
 File path: web-console/src/components/show-log/show-log.tsx
 ##
 @@ -71,12 +74,39 @@ export class ShowLog extends React.Component {
 }
   }
 
+  async tail() {
+  await this.getLogInfo();
+  if (this.state.tail) {
+  if (this.log.current) {
+this.log.current.scrollTo(0, this.log.current.scrollHeight);
+  }
+  setTimeout(() => {
+this.tail();
+  }, 2000);
+}
+}
+
+  private handleCheckboxChange = () => {
+this.setState({
+  tail: !this.state.tail
+});
+if (!this.state.tail) {
+  this.tail();
+}
+  }
+
+
   render() {
 const { endpoint, downloadFilename } = this.props;
 const { logValue } = this.state;
 
 return 
   
+

[GitHub] [incubator-druid] vogievetsky commented on a change in pull request #7703: Web console: add log tailing to task log view

2019-05-20 Thread GitBox
vogievetsky commented on a change in pull request #7703: Web console: add log 
tailing to task log view 
URL: https://github.com/apache/incubator-druid/pull/7703#discussion_r285784080
 
 

 ##
 File path: web-console/src/components/show-log.tsx
 ##
 @@ -43,15 +43,17 @@ export interface ShowLogProps extends React.Props {
 
 export interface ShowLogState {
   logValue: string;
+  tail: boolean;
 }
 
 export class ShowLog extends React.Component {
+  log = React.createRef();
 
 Review comment:
   could you denote with with a `public` prefix and also add a empty line after 
this one?


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[GitHub] [incubator-druid] vogievetsky commented on a change in pull request #7703: Web console: add log tailing to task log view

2019-05-20 Thread GitBox
vogievetsky commented on a change in pull request #7703: Web console: add log 
tailing to task log view 
URL: https://github.com/apache/incubator-druid/pull/7703#discussion_r285784062
 
 

 ##
 File path: web-console/src/components/show-log.tsx
 ##
 @@ -71,12 +73,39 @@ export class ShowLog extends React.Component {
 }
   }
 
+  private tail() {
+  this.getLogInfo().then(() => {
+if (this.state.tail) {
+  if (this.log.current) {
+this.log.current.scrollTo(0, this.log.current.scrollHeight); }
+  setTimeout(function() {
+this.tail();
+  }.bind(this), 2000);
+}
+  });
 
 Review comment:
   oh my the indentation in this function is all messed up also you do not need 
to do `.bind(this)` you can just use `() => {}` syntax


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[GitHub] [incubator-druid] vogievetsky commented on a change in pull request #7703: Web console: add log tailing to task log view

2019-05-20 Thread GitBox
vogievetsky commented on a change in pull request #7703: Web console: add log 
tailing to task log view 
URL: https://github.com/apache/incubator-druid/pull/7703#discussion_r285784284
 
 

 ##
 File path: web-console/src/components/show-log.tsx
 ##
 @@ -71,12 +73,39 @@ export class ShowLog extends React.Component {
 }
   }
 
+  private tail() {
+  this.getLogInfo().then(() => {
 
 Review comment:
   don't use `.then` use `async` / `await` instead


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