React = require 'react' _ = require 'underscore' {NamespaceStore} = require 'nylas-exports' class ThreadListParticipants extends React.Component @displayName: 'ThreadListParticipants' @propTypes: thread: React.PropTypes.object.isRequired render: => items = @getParticipants() spans = [] accumulated = null accumulatedUnread = false flush = -> if accumulated spans.push {accumulated} accumulated = null accumulatedUnread = false accumulate = (text, unread) -> if accumulated and unread and accumulatedUnread isnt unread flush() if accumulated accumulated += text else accumulated = text accumulatedUnread = unread for {spacer, contact, unread}, idx in items if spacer accumulate('...') else if contact.name.length > 0 if items.length > 1 short = contact.displayFirstName() else short = contact.displayName() else short = contact.email if idx < items.length-1 and not items[idx+1].spacer short += ", " accumulate(short, unread) if @props.thread.metadata and @props.thread.metadata.length > 1 accumulate(" (#{@props.thread.metadata.length})") flush()
{spans}
getParticipants: => if @props.thread.metadata list = [] last = null for msg in @props.thread.metadata continue if msg.draft from = msg.from[0] if from and from.email isnt last list.push({ contact: msg.from[0] unread: msg.unread }) last = from.email else list = @props.thread.participants return [] unless list and list instanceof Array me = NamespaceStore.current().emailAddress list = _.reject list, (p) -> p.email is me # Removing "Me" may remove "Me" several times due to the way # participants is created. If we're left with an empty array, # put one a "Me" back in. if list.length is 0 and @props.thread.participants.length > 0 list.push(@props.thread.participants[0]) # Change the list to have the appropriate output format list = list.map (contact) -> contact: contact unread: false # We don't have the data. # We only ever want to show three. Ben...Kevin... Marty # But we want the *right* three. if list.length > 3 listTrimmed = [] # Always include the first item listTrimmed.push(list[0]) listTrimmed.push({spacer: true}) # Always include the last two item listTrimmed.push(list[list.length - 2]) listTrimmed.push(list[list.length - 1]) list = listTrimmed list module.exports = ThreadListParticipants