mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
280 lines
7.8 KiB
CoffeeScript
280 lines
7.8 KiB
CoffeeScript
define [
|
|
"moment"
|
|
"ide/colors/ColorManager"
|
|
"ide/history/controllers/HistoryListController"
|
|
"ide/history/controllers/HistoryDiffController"
|
|
"ide/history/directives/infiniteScroll"
|
|
], (moment, ColorManager) ->
|
|
class HistoryManager
|
|
constructor: (@ide, @$scope) ->
|
|
@reset()
|
|
|
|
@$scope.toggleHistory = () =>
|
|
if @$scope.ui.view == "history"
|
|
@hide()
|
|
else
|
|
@show()
|
|
|
|
@$scope.$watch "history.selection.updates", (updates) =>
|
|
if updates? and updates.length > 0
|
|
@_selectDocFromUpdates()
|
|
@reloadDiff()
|
|
|
|
@$scope.$on "entity:selected", (event, entity) =>
|
|
if (@$scope.ui.view == "history") and (entity.type == "doc")
|
|
@$scope.history.selection.pathname = _ide.fileTreeManager.getEntityPath(entity)
|
|
@reloadDiff()
|
|
|
|
show: () ->
|
|
@$scope.ui.view = "history"
|
|
@reset()
|
|
|
|
hide: () ->
|
|
@$scope.ui.view = "editor"
|
|
# Make sure we run the 'open' logic for whatever is currently selected
|
|
@$scope.$emit "entity:selected", @ide.fileTreeManager.findSelectedEntity()
|
|
|
|
reset: () ->
|
|
@$scope.history = {
|
|
isV2: true
|
|
updates: []
|
|
nextBeforeTimestamp: null
|
|
atEnd: false
|
|
selection: {
|
|
updates: []
|
|
pathname: null
|
|
range: {
|
|
fromV: null
|
|
toV: null
|
|
}
|
|
}
|
|
diff: null
|
|
}
|
|
|
|
MAX_RECENT_UPDATES_TO_SELECT: 2
|
|
autoSelectRecentUpdates: () ->
|
|
return if @$scope.history.updates.length == 0
|
|
|
|
@$scope.history.updates[0].selectedTo = true
|
|
|
|
indexOfLastUpdateNotByMe = 0
|
|
for update, i in @$scope.history.updates
|
|
if @_updateContainsUserId(update, @$scope.user.id) or i > @MAX_RECENT_UPDATES_TO_SELECT
|
|
break
|
|
indexOfLastUpdateNotByMe = i
|
|
|
|
@$scope.history.updates[indexOfLastUpdateNotByMe].selectedFrom = true
|
|
|
|
BATCH_SIZE: 10
|
|
fetchNextBatchOfUpdates: () ->
|
|
url = "/project/#{@ide.project_id}/updates?min_count=#{@BATCH_SIZE}"
|
|
if @$scope.history.nextBeforeTimestamp?
|
|
url += "&before=#{@$scope.history.nextBeforeTimestamp}"
|
|
@$scope.history.loading = true
|
|
@ide.$http
|
|
.get(url)
|
|
.then (response) =>
|
|
{ data } = response
|
|
@_loadUpdates(data.updates)
|
|
@$scope.history.nextBeforeTimestamp = data.nextBeforeTimestamp
|
|
if !data.nextBeforeTimestamp?
|
|
@$scope.history.atEnd = true
|
|
@$scope.history.loading = false
|
|
|
|
reloadDiff: () ->
|
|
diff = @$scope.history.diff
|
|
{updates} = @$scope.history.selection
|
|
{fromV, toV, pathname} = @_calculateDiffDataFromSelection()
|
|
|
|
if !pathname?
|
|
@$scope.history.diff = null
|
|
return
|
|
|
|
return if diff? and
|
|
diff.pathname == pathname and
|
|
diff.fromV == fromV and
|
|
diff.toV == toV
|
|
|
|
@$scope.history.diff = diff = {
|
|
fromV: fromV
|
|
toV: toV
|
|
pathname: pathname
|
|
error: false
|
|
}
|
|
|
|
diff.loading = true
|
|
url = "/project/#{@$scope.project_id}/diff"
|
|
query = ["pathname=#{encodeURIComponent(pathname)}"]
|
|
if diff.fromV? and diff.toV?
|
|
query.push "from=#{diff.fromV}", "to=#{diff.toV}"
|
|
url += "?" + query.join("&")
|
|
|
|
@ide.$http
|
|
.get(url)
|
|
.then (response) =>
|
|
{ data } = response
|
|
diff.loading = false
|
|
{text, highlights} = @_parseDiff(data)
|
|
diff.text = text
|
|
diff.highlights = highlights
|
|
.catch () ->
|
|
diff.loading = false
|
|
diff.error = true
|
|
|
|
_parseDiff: (diff) ->
|
|
row = 0
|
|
column = 0
|
|
highlights = []
|
|
text = ""
|
|
for entry, i in diff.diff or []
|
|
content = entry.u or entry.i or entry.d
|
|
content ||= ""
|
|
text += content
|
|
lines = content.split("\n")
|
|
startRow = row
|
|
startColumn = column
|
|
if lines.length > 1
|
|
endRow = startRow + lines.length - 1
|
|
endColumn = lines[lines.length - 1].length
|
|
else
|
|
endRow = startRow
|
|
endColumn = startColumn + lines[0].length
|
|
row = endRow
|
|
column = endColumn
|
|
|
|
range = {
|
|
start:
|
|
row: startRow
|
|
column: startColumn
|
|
end:
|
|
row: endRow
|
|
column: endColumn
|
|
}
|
|
|
|
if entry.i? or entry.d?
|
|
if entry.meta.user?
|
|
name = "#{entry.meta.user.first_name} #{entry.meta.user.last_name}"
|
|
else
|
|
name = "Anonymous"
|
|
if entry.meta.user?.id == @$scope.user.id
|
|
name = "you"
|
|
date = moment(entry.meta.end_ts).format("Do MMM YYYY, h:mm a")
|
|
if entry.i?
|
|
highlights.push {
|
|
label: "Added by #{name} on #{date}"
|
|
highlight: range
|
|
hue: ColorManager.getHueForUserId(entry.meta.user?.id)
|
|
}
|
|
else if entry.d?
|
|
highlights.push {
|
|
label: "Deleted by #{name} on #{date}"
|
|
strikeThrough: range
|
|
hue: ColorManager.getHueForUserId(entry.meta.user?.id)
|
|
}
|
|
|
|
return {text, highlights}
|
|
|
|
_loadUpdates: (updates = []) ->
|
|
previousUpdate = @$scope.history.updates[@$scope.history.updates.length - 1]
|
|
|
|
for update in updates or []
|
|
for user in update.meta.users or []
|
|
if user?
|
|
user.hue = ColorManager.getHueForUserId(user.id)
|
|
|
|
if !previousUpdate? or !moment(previousUpdate.meta.end_ts).isSame(update.meta.end_ts, "day")
|
|
update.meta.first_in_day = true
|
|
|
|
update.selectedFrom = false
|
|
update.selectedTo = false
|
|
update.inSelection = false
|
|
|
|
previousUpdate = update
|
|
|
|
firstLoad = @$scope.history.updates.length == 0
|
|
|
|
@$scope.history.updates =
|
|
@$scope.history.updates.concat(updates)
|
|
|
|
@autoSelectRecentUpdates() if firstLoad
|
|
|
|
_perDocSummaryOfUpdates: (updates) ->
|
|
# Track current_pathname -> original_pathname
|
|
original_pathnames = {}
|
|
|
|
# Map of original pathname -> doc summary
|
|
docs_summary = {}
|
|
|
|
updatePathnameWithUpdateVersions = (pathname, update) ->
|
|
# docs_summary is indexed by the original pathname the doc
|
|
# had at the start, so we have to look this up from the current
|
|
# pathname via original_pathname first
|
|
if !original_pathnames[pathname]?
|
|
original_pathnames[pathname] = pathname
|
|
original_pathname = original_pathnames[pathname]
|
|
doc_summary = docs_summary[original_pathname] ?= {
|
|
fromV: update.fromV, toV: update.toV,
|
|
}
|
|
doc_summary.fromV = Math.min(
|
|
doc_summary.fromV,
|
|
update.fromV
|
|
)
|
|
doc_summary.toV = Math.max(
|
|
doc_summary.toV,
|
|
update.toV
|
|
)
|
|
|
|
# Put updates in ascending chronological order
|
|
updates = updates.slice().reverse()
|
|
for update in updates
|
|
for pathname in update.pathnames or []
|
|
updatePathnameWithUpdateVersions(pathname, update)
|
|
for project_op in update.project_ops or []
|
|
if project_op.rename?
|
|
rename = project_op.rename
|
|
updatePathnameWithUpdateVersions(rename.pathname, update)
|
|
original_pathnames[rename.newPathname] = original_pathnames[rename.pathname]
|
|
delete original_pathnames[rename.pathname]
|
|
if project_op.add?
|
|
add = project_op.add
|
|
updatePathnameWithUpdateVersions(add.pathname, update)
|
|
|
|
return docs_summary
|
|
|
|
_calculateDiffDataFromSelection: () ->
|
|
fromV = toV = pathname = null
|
|
|
|
selected_pathname = @$scope.history.selection.pathname
|
|
|
|
for pathname, doc of @_perDocSummaryOfUpdates(@$scope.history.selection.updates)
|
|
if pathname == selected_pathname
|
|
{fromV, toV} = doc
|
|
return {fromV, toV, pathname}
|
|
|
|
return {}
|
|
|
|
# Set the track changes selected doc to one of the docs in the range
|
|
# of currently selected updates. If we already have a selected doc
|
|
# then prefer this one if present.
|
|
_selectDocFromUpdates: () ->
|
|
affected_docs = @_perDocSummaryOfUpdates(@$scope.history.selection.updates)
|
|
|
|
selected_pathname = @$scope.history.selection.pathname
|
|
if selected_pathname? and affected_docs[selected_pathname]
|
|
# Selected doc is already open
|
|
else
|
|
# Set to first possible candidate
|
|
for pathname, doc of affected_docs
|
|
selected_pathname = pathname
|
|
break
|
|
|
|
@$scope.history.selection.pathname = selected_pathname
|
|
if selected_pathname?
|
|
entity = @ide.fileTreeManager.findEntityByPath(selected_pathname)
|
|
if entity?
|
|
@ide.fileTreeManager.selectEntity(entity)
|
|
|
|
_updateContainsUserId: (update, user_id) ->
|
|
for user in update.meta.users
|
|
return true if user?.id == user_id
|
|
return false
|