Thread Data Manager example

threadDataManager.js

import Kefir from 'kefir';

class ThreadDataManager {
  constructor(){
    Kefir.stream(emitter => {this._emitter = emitter; return () => null});
    this._threadData = {}; //map from threadID to thread data
  }
  
  setThreadData(threadID, data){
    this._threadData[threadID] = data;
    this._emitter.emit({threadID, data});
  }
  
  getThreadData(threadID){
    return this._threadData[threadID];
  }
  
  getThreadStream(threadID){
    return this._emitter.filter(event => event.threadID === threadID);
  }
}

var threadDataManager = new ThreadDataManager();
export default threadDataManager;

threadRowLabelAdder.js

import ThreadDataManager from './threadDataManager';

InboxSDK.load(...).then(sdk => {
  
  sdk.registerThreadRowViewHandler(threadRowView => {
    var threadID = threadRowView.getThreadID();
    threadRowView.addButton(
      ThreadDataManager.getThreadStream(threadID)
                        .toProperty(() => ThreadDataManager.getThreadData(threadID)) /* start the stream off with data */
                        .map(threadData => {
                          if(!threadData){
                            return null; /* clears out the button from the threadRowView */
                          }
                          else{
                            return {
                              iconUrl: '',
                              iconClass: '',
                              onClick: () => console.log('hi'),
                              hasDropdown: false
                            }; 
                          }
                        })
    );
    
  });
  
});

toolbarButton.js

import ThreadDataManager from './threadDataManager';

InboxSDK.load(...).then(sdk => {
  
  sdk.registerToolbarButtonForList({
    title: 'foo',
    ...
    onClick: (event) => {
      event.selectedThreadRowViews.forEach(threadRowView => {
        threadDataManager.setThreadData(threadRowView.getThreadID(), /* whatever data you want */);
      });
    }
  })
  
});