Push Notifications Lodash

getFormatted.ts

// Import statement to use lodash
const _ = require('lodash')

/**
 * Converts the array to an array per userID
 * @param tasks Tasks to convert
 * @returns a dictionary of [userID: [Task]]
 */
function getFormatted(tasks: Task[]): { [userID: string]: Task[]; } {
    // Use lodash function groupBy.
    // Pass it the Array, and the key.
    return _.groupBy(tasks, 'userID')
}