Mailspring/internal_packages/message-list/lib/message-list.cjsx
Evan Morikawa 10e0fcc965 feat(find-in-thread): add the ability to find in a thread
Summary: Find in thread

Test Plan: todo

Reviewers: bengotow, juan

Reviewed By: bengotow

Differential Revision: https://phab.nylas.com/D2660
2016-03-02 14:46:27 -08:00

410 lines
14 KiB
CoffeeScript
Executable file

_ = require 'underscore'
React = require 'react'
classNames = require 'classnames'
FindInThread = require './find-in-thread'
MessageItemContainer = require './message-item-container'
{Utils,
Actions,
Message,
DraftStore,
MessageStore,
AccountStore,
DatabaseStore,
WorkspaceStore,
ChangeLabelsTask,
ComponentRegistry,
ChangeStarredTask,
SearchableComponentStore
SearchableComponentMaker} = require("nylas-exports")
{Spinner,
RetinaImg,
MailLabelSet,
ScrollRegion,
MailImportantIcon,
InjectedComponent,
KeyCommandsRegion,
InjectedComponentSet} = require('nylas-component-kit')
class MessageListScrollTooltip extends React.Component
@displayName: 'MessageListScrollTooltip'
@propTypes:
viewportCenter: React.PropTypes.number.isRequired
totalHeight: React.PropTypes.number.isRequired
componentWillMount: =>
@setupForProps(@props)
componentWillReceiveProps: (newProps) =>
@setupForProps(newProps)
shouldComponentUpdate: (newProps, newState) =>
not _.isEqual(@state,newState)
setupForProps: (props) ->
# Technically, we could have MessageList provide the currently visible
# item index, but the DOM approach is simple and self-contained.
#
els = document.querySelectorAll('.message-item-wrap')
idx = _.findIndex els, (el) -> el.offsetTop > props.viewportCenter
if idx is -1
idx = els.length
@setState
idx: idx
count: els.length
render: ->
<div className="scroll-tooltip">
{@state.idx} of {@state.count}
</div>
class MessageList extends React.Component
@displayName: 'MessageList'
@containerRequired: false
@containerStyles:
minWidth: 500
maxWidth: 999999
constructor: (@props) ->
@state = @_getStateFromStores()
@state.minified = true
@_draftScrollInProgress = false
@MINIFY_THRESHOLD = 3
componentDidMount: =>
@_unsubscribers = []
@_unsubscribers.push MessageStore.listen @_onChange
componentWillUnmount: =>
unsubscribe() for unsubscribe in @_unsubscribers
shouldComponentUpdate: (nextProps, nextState) =>
not Utils.isEqualReact(nextProps, @props) or
not Utils.isEqualReact(nextState, @state)
componentDidUpdate: (prevProps, prevState) =>
return if @state.loading
newDraftClientIds = @_newDraftClientIds(prevState)
if newDraftClientIds.length > 0
@_focusDraft(@_getMessageContainer(newDraftClientIds[0]))
_globalKeymapHandlers: ->
'application:reply': => @_createReplyOrUpdateExistingDraft('reply')
'application:reply-all': => @_createReplyOrUpdateExistingDraft('reply-all')
'application:forward': => @_onForward()
'application:print-thread': => @_onPrintThread()
'core:messages-page-up': => @_onScrollByPage(-1)
'core:messages-page-down': => @_onScrollByPage(1)
_newDraftClientIds: (prevState) =>
oldDraftIds = _.map(_.filter((prevState.messages ? []), (m) -> m.draft), (m) -> m.clientId)
newDraftIds = _.map(_.filter((@state.messages ? []), (m) -> m.draft), (m) -> m.clientId)
return _.difference(newDraftIds, oldDraftIds) ? []
_getMessageContainer: (clientId) =>
@refs["message-container-#{clientId}"]
_focusDraft: (draftElement) =>
# Note: We don't want the contenteditable view competing for scroll offset,
# so we block incoming childScrollRequests while we scroll to the new draft.
@_draftScrollInProgress = true
draftElement.focus()
@refs.messageWrap.scrollTo(draftElement, {
position: ScrollRegion.ScrollPosition.Top,
settle: true,
done: =>
@_draftScrollInProgress = false
})
_createReplyOrUpdateExistingDraft: (type) =>
unless type in ['reply', 'reply-all']
throw new Error("_createReplyOrUpdateExistingDraft called with #{type}, not reply or reply-all")
last = _.last(@state.messages ? [])
return unless @state.currentThread and last
# If the last message on the thread is already a draft, fetch the message it's
# in reply to and the draft session and change the participants.
if last.draft is true
data =
session: DraftStore.sessionForClientId(last.clientId)
replyToMessage: Promise.resolve(@state.messages[@state.messages.length - 2])
type: type
if last.replyToMessageId
msg = _.findWhere(@state.messages, {id: last.replyToMessageId})
if msg
data.replyToMessage = Promise.resolve(msg)
else
data.replyToMessage = DatabaseStore.find(Message, last.replyToMessageId)
Promise.props(data).then @_updateExistingDraft, (err) =>
# This can happen if the draft was deleted and the update hadn't reached
# our component yet, but it's very rare. This is here to silence the error.
Promise.resolve()
else
if type is 'reply'
Actions.composeReply(thread: @state.currentThread, message: last)
else
Actions.composeReplyAll(thread: @state.currentThread, message: last)
_updateExistingDraft: ({type, session, replyToMessage}) =>
return unless replyToMessage and session
draft = session.draft()
updated = {to: [].concat(draft.to), cc: [].concat(draft.cc)}
replySet = replyToMessage.participantsForReply()
replyAllSet = replyToMessage.participantsForReplyAll()
if type is 'reply'
targetSet = replySet
# Remove participants present in the reply-all set and not the reply set
for key in ['to', 'cc']
updated[key] = _.reject updated[key], (contact) ->
inReplySet = _.findWhere(replySet[key], {email: contact.email})
inReplyAllSet = _.findWhere(replyAllSet[key], {email: contact.email})
return inReplyAllSet and not inReplySet
else
# Add participants present in the reply-all set and not on the draft
# Switching to reply-all shouldn't really ever remove anyone.
targetSet = replyAllSet
for key in ['to', 'cc']
for contact in targetSet[key]
updated[key].push(contact) unless _.findWhere(updated[key], {email: contact.email})
session.changes.add(updated)
@_focusDraft(@_getMessageContainer(draft.clientId))
_onForward: =>
return unless @state.currentThread
Actions.composeForward(thread: @state.currentThread)
render: =>
if not @state.currentThread
return <div className="message-list" id="message-list"></div>
wrapClass = classNames
"messages-wrap": true
"ready": not @state.loading
<KeyCommandsRegion globalHandlers={@_globalKeymapHandlers()}>
<FindInThread ref="findInThread" />
<div className="message-list" id="message-list">
<ScrollRegion tabIndex="-1"
className={wrapClass}
scrollbarTickProvider={SearchableComponentStore}
scrollTooltipComponent={MessageListScrollTooltip}
ref="messageWrap">
{@_renderSubject()}
<div className="headers" style={position:'relative'}>
<InjectedComponentSet
className="message-list-headers"
matching={role:"MessageListHeaders"}
exposedProps={thread: @state.currentThread}
direction="column"/>
</div>
{@_messageElements()}
</ScrollRegion>
<Spinner visible={@state.loading} />
</div>
</KeyCommandsRegion>
_renderSubject: ->
subject = @state.currentThread.subject
subject = "(No Subject)" if not subject or subject.length is 0
<div className="message-subject-wrap">
<MailImportantIcon thread={@state.currentThread}/>
<div style={flex: 1}>
<span className="message-subject">{subject}</span>
<MailLabelSet thread={@state.currentThread} includeCurrentCategories={true} />
</div>
{@_renderIcons()}
</div>
_renderIcons: =>
<div className="message-icons-wrap">
{@_renderExpandToggle()}
<div onClick={@_onPrintThread}>
<RetinaImg name="print.png" title="Print Thread" mode={RetinaImg.Mode.ContentIsMask}/>
</div>
</div>
_renderExpandToggle: =>
if MessageStore.items().length < 2
<span></span>
else if MessageStore.hasCollapsedItems()
<div onClick={@_onToggleAllMessagesExpanded}>
<RetinaImg name={"expand.png"} title={"Expand All"} mode={RetinaImg.Mode.ContentIsMask}/>
</div>
else
<div onClick={@_onToggleAllMessagesExpanded}>
<RetinaImg name={"collapse.png"} title={"Collapse All"} mode={RetinaImg.Mode.ContentIsMask}/>
</div>
_renderReplyArea: =>
<div className="footer-reply-area-wrap" onClick={@_onClickReplyArea} key='reply-area'>
<div className="footer-reply-area">
<RetinaImg name="#{@_replyType()}-footer.png" mode={RetinaImg.Mode.ContentIsMask}/>
<span className="reply-text">Write a reply</span>
</div>
</div>
# Returns either "reply" or "reply-all"
_replyType: =>
defaultReplyType = NylasEnv.config.get('core.sending.defaultReplyType')
lastMsg = _.last(_.filter((@state.messages ? []), (m) -> not m.draft))
return 'reply' unless lastMsg
if lastMsg.canReplyAll()
if defaultReplyType is 'reply-all'
return 'reply-all'
else
return 'reply'
else
return 'reply'
_onToggleAllMessagesExpanded: ->
Actions.toggleAllMessagesExpanded()
_onPrintThread: =>
node = React.findDOMNode(@)
Actions.printThread(@state.currentThread, node.innerHTML)
_onClickReplyArea: =>
return unless @state.currentThread
@_createReplyOrUpdateExistingDraft(@_replyType())
_messageElements: =>
elements = []
hasReplyArea = not _.last(@state.messages)?.draft
messages = @_messagesWithMinification(@state.messages)
messages.forEach (message, idx) =>
if message.type is "minifiedBundle"
elements.push(@_renderMinifiedBundle(message))
return
collapsed = !@state.messagesExpandedState[message.id]
isLastMsg = (messages.length - 1 is idx)
isBeforeReplyArea = isLastMsg and hasReplyArea
elements.push(
<MessageItemContainer key={idx}
ref={"message-container-#{message.clientId}"}
thread={@state.currentThread}
message={message}
collapsed={collapsed}
isLastMsg={isLastMsg}
isBeforeReplyArea={isBeforeReplyArea}
scrollTo={@_scrollTo} />
)
if hasReplyArea
elements.push(@_renderReplyArea())
return elements
_renderMinifiedBundle: (bundle) ->
BUNDLE_HEIGHT = 36
lines = bundle.messages[0...10]
h = Math.round(BUNDLE_HEIGHT / lines.length)
<div className="minified-bundle"
onClick={ => @setState minified: false }
key={Utils.generateTempId()}>
<div className="num-messages">{bundle.messages.length} older messages</div>
<div className="msg-lines" style={height: h*lines.length}>
{lines.map (msg, i) ->
<div key={msg.id} style={height: h*2, top: -h*i} className="msg-line"></div>}
</div>
</div>
_messagesWithMinification: (messages=[]) =>
return messages unless @state.minified
messages = _.clone(messages)
minifyRanges = []
consecutiveCollapsed = 0
messages.forEach (message, idx) =>
return if idx is 0 # Never minify the 1st message
expandState = @state.messagesExpandedState[message.id]
if not expandState
consecutiveCollapsed += 1
else
# We add a +1 because we don't minify the last collapsed message,
# but the MINIFY_THRESHOLD refers to the smallest N that can be in
# the "N older messages" minified block.
if expandState is "default"
minifyOffset = 1
else # if expandState is "explicit"
minifyOffset = 0
if consecutiveCollapsed >= @MINIFY_THRESHOLD + minifyOffset
minifyRanges.push
start: idx - consecutiveCollapsed
length: (consecutiveCollapsed - minifyOffset)
consecutiveCollapsed = 0
indexOffset = 0
for range in minifyRanges
start = range.start - indexOffset
minified =
type: "minifiedBundle"
messages: messages[start...(start+range.length)]
messages.splice(start, range.length, minified)
# While we removed `range.length` items, we also added 1 back in.
indexOffset += (range.length - 1)
return messages
# Some child components (like the composer) might request that we scroll
# to a given location. If `selectionTop` is defined that means we should
# scroll to that absolute position.
#
# If messageId and location are defined, that means we want to scroll
# smoothly to the top of a particular message.
_scrollTo: ({clientId, rect, position}={}) =>
return if @_draftScrollInProgress
if clientId
messageElement = @_getMessageContainer(clientId)
return unless messageElement
pos = position ? ScrollRegion.ScrollPosition.Visible
@refs.messageWrap.scrollTo(messageElement, {
position: pos
})
else if rect
@refs.messageWrap.scrollToRect(rect, {
position: ScrollRegion.ScrollPosition.CenterIfInvisible
})
else
throw new Error("onChildScrollRequest: expected clientId or rect")
_onScrollByPage: (direction) =>
height = React.findDOMNode(@refs.messageWrap).clientHeight
@refs.messageWrap.scrollTop += height * direction
_onChange: =>
newState = @_getStateFromStores()
if @state.currentThread?.id isnt newState.currentThread?.id
newState.minified = true
@setState(newState)
_getStateFromStores: =>
messages: (MessageStore.items() ? [])
messagesExpandedState: MessageStore.itemsExpandedState()
currentThread: MessageStore.thread()
loading: MessageStore.itemsLoading()
module.exports = SearchableComponentMaker.extend(MessageList)