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github/lib/github-package.js at master · atom/github · GitHub
This repository was archived by the owner on Dec 15, 2022. It is now read-only.
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import
{
CompositeDisposable
,
Disposable
}
from
'event-kit'
;
import
path
from
'path'
;
import
fs
from
'fs-extra'
;
import
React
from
'react'
;
import
ReactDom
from
'react-dom'
;
import
{
fileExists
,
autobind
}
from
'./helpers'
;
import
WorkdirCache
from
'./models/workdir-cache'
;
import
WorkdirContext
from
'./models/workdir-context'
;
import
WorkdirContextPool
from
'./models/workdir-context-pool'
;
import
Repository
from
'./models/repository'
;
import
StyleCalculator
from
'./models/style-calculator'
;
import
GithubLoginModel
from
'./models/github-login-model'
;
import
RootController
from
'./controllers/root-controller'
;
import
StubItem
from
'./items/stub-item'
;
import
Switchboard
from
'./switchboard'
;
import
yardstick
from
'./yardstick'
;
import
GitTimingsView
from
'./views/git-timings-view'
;
import
ContextMenuInterceptor
from
'./context-menu-interceptor'
;
import
AsyncQueue
from
'./async-queue'
;
import
WorkerManager
from
'./worker-manager'
;
import
getRepoPipelineManager
from
'./get-repo-pipeline-manager'
;
import
{
reporterProxy
}
from
'./reporter-proxy'
;
const
defaultState
=
{
newProject
:
true
,
activeRepositoryPath
:
null
,
contextLocked
:
false
,
}
;
export
default
class
GithubPackage
{
constructor
(
{
workspace
,
project
,
commands
,
notificationManager
,
tooltips
,
styles
,
grammars
,
keymaps
,
config
,
deserializers
,
confirm
,
getLoadSettings
,
currentWindow
,
configDirPath
,
renderFn
,
loginModel
,
}
)
{
autobind
(
this
,
'consumeStatusBar'
,
'createGitTimingsView'
,
'createIssueishPaneItemStub'
,
'createDockItemStub'
,
'createFilePatchControllerStub'
,
'destroyGitTabItem'
,
'destroyGithubTabItem'
,
'getRepositoryForWorkdir'
,
'scheduleActiveContextUpdate'
,
)
;
this
.
workspace
=
workspace
;
this
.
project
=
project
;
this
.
commands
=
commands
;
this
.
deserializers
=
deserializers
;
this
.
notificationManager
=
notificationManager
;
this
.
tooltips
=
tooltips
;
this
.
config
=
config
;
this
.
styles
=
styles
;
this
.
grammars
=
grammars
;
this
.
keymaps
=
keymaps
;
this
.
configPath
=
path
.
join
(
configDirPath
,
'github.cson'
)
;
this
.
currentWindow
=
currentWindow
;
this
.
styleCalculator
=
new
StyleCalculator
(
this
.
styles
,
this
.
config
)
;
this
.
confirm
=
confirm
;
this
.
startOpen
=
false
;
this
.
activated
=
false
;
const
criteria
=
{
projectPathCount
:
this
.
project
.
getPaths
(
)
.
length
,
initPathCount
:
(
getLoadSettings
(
)
.
initialPaths
||
[
]
)
.
length
,
}
;
this
.
pipelineManager
=
getRepoPipelineManager
(
{
confirm
,
notificationManager
,
workspace
}
)
;
this
.
activeContextQueue
=
new
AsyncQueue
(
)
;
this
.
guessedContext
=
WorkdirContext
.
guess
(
criteria
,
this
.
pipelineManager
)
;
this
.
activeContext
=
this
.
guessedContext
;
this
.
lockedContext
=
null
;
this
.
workdirCache
=
new
WorkdirCache
(
)
;
this
.
contextPool
=
new
WorkdirContextPool
(
{
window
,
workspace
,
promptCallback
:
query
=>
this
.
controller
.
openCredentialsDialog
(
query
)
,
pipelineManager
:
this
.
pipelineManager
,
}
)
;
this
.
switchboard
=
new
Switchboard
(
)
;
this
.
loginModel
=
loginModel
||
new
GithubLoginModel
(
)
;
this
.
renderFn
=
renderFn
||
(
(
component
,
node
,
callback
)
=>
{
return
ReactDom
.
render
(
component
,
node
,
callback
)
;
}
)
;
// Handle events from all resident contexts.
this
.
subscriptions
=
new
CompositeDisposable
(
this
.
contextPool
.
onDidChangeWorkdirOrHead
(
context
=>
{
this
.
refreshAtomGitRepository
(
context
.
getWorkingDirectory
(
)
)
;
}
)
,
this
.
contextPool
.
onDidUpdateRepository
(
context
=>
{
this
.
switchboard
.
didUpdateRepository
(
context
.
getRepository
(
)
)
;
}
)
,
this
.
contextPool
.
onDidDestroyRepository
(
context
=>
{
if
(
context
===
this
.
activeContext
)
{
this
.
setActiveContext
(
WorkdirContext
.
absent
(
{
pipelineManager
:
this
.
pipelineManager
}
)
)
;
}
}
)
,
ContextMenuInterceptor
,
)
;
this
.
setupYardstick
(
)
;
}
setupYardstick
(
)
{
const
stagingSeries
=
[
'stageLine'
,
'stageHunk'
,
'unstageLine'
,
'unstageHunk'
]
;
this
.
subscriptions
.
add
(
// Staging and unstaging operations
this
.
switchboard
.
onDidBeginStageOperation
(
payload
=>
{
if
(
payload
.
stage
&&
payload
.
line
)
{
yardstick
.
begin
(
'stageLine'
)
;
}
else
if
(
payload
.
stage
&&
payload
.
hunk
)
{
yardstick
.
begin
(
'stageHunk'
)
;
}
else
if
(
payload
.
stage
&&
payload
.
file
)
{
yardstick
.
begin
(
'stageFile'
)
;
}
else
if
(
payload
.
stage
&&
payload
.
mode
)
{
yardstick
.
begin
(
'stageMode'
)
;
}
else
if
(
payload
.
stage
&&
payload
.
symlink
)
{
yardstick
.
begin
(
'stageSymlink'
)
;
}
else
if
(
payload
.
unstage
&&
payload
.
line
)
{
yardstick
.
begin
(
'unstageLine'
)
;
}
else
if
(
payload
.
unstage
&&
payload
.
hunk
)
{
yardstick
.
begin
(
'unstageHunk'
)
;
}
else
if
(
payload
.
unstage
&&
payload
.
file
)
{
yardstick
.
begin
(
'unstageFile'
)
;
}
else
if
(
payload
.
unstage
&&
payload
.
mode
)
{
yardstick
.
begin
(
'unstageMode'
)
;
}
else
if
(
payload
.
unstage
&&
payload
.
symlink
)
{
yardstick
.
begin
(
'unstageSymlink'
)
;
}
}
)
,
this
.
switchboard
.
onDidUpdateRepository
(
(
)
=>
{
yardstick
.
mark
(
stagingSeries
,
'update-repository'
)
;
}
)
,
this
.
switchboard
.
onDidFinishRender
(
context
=>
{
if
(
context
===
'RootController.showFilePatchForPath'
)
{
yardstick
.
finish
(
stagingSeries
)
;
}
}
)
,
// Active context changes
this
.
switchboard
.
onDidScheduleActiveContextUpdate
(
(
)
=>
{
yardstick
.
begin
(
'activeContextChange'
)
;
}
)
,
this
.
switchboard
.
onDidBeginActiveContextUpdate
(
(
)
=>
{
yardstick
.
mark
(
'activeContextChange'
,
'queue-wait'
)
;
}
)
,
this
.
switchboard
.
onDidFinishContextChangeRender
(
(
)
=>
{
yardstick
.
mark
(
'activeContextChange'
,
'render'
)
;
}
)
,
this
.
switchboard
.
onDidFinishActiveContextUpdate
(
(
)
=>
{
yardstick
.
finish
(
'activeContextChange'
)
;
}
)
,
)
;
}
async
activate
(
state
=
{
}
)
{
const
savedState
=
{
...
defaultState
,
...
state
}
;
const
firstRun
=
!
await
fileExists
(
this
.
configPath
)
;
const
newProject
=
savedState
.
firstRun
!==
undefined
?
savedState
.
firstRun
:
savedState
.
newProject
;
this
.
startOpen
=
firstRun
||
newProject
;
this
.
startRevealed
=
firstRun
&&
!
this
.
config
.
get
(
'welcome.showOnStartup'
)
;
if
(
firstRun
)
{
await
fs
.
writeFile
(
this
.
configPath
,
'# Store non-visible GitHub package state.\n'
,
{
encoding
:
'utf8'
}
)
;
}
const
hasSelectedFiles
=
event
=>
{
return
!
!
event
.
target
.
closest
(
'.github-FilePatchListView'
)
.
querySelector
(
'.is-selected'
)
;
}
;
this
.
subscriptions
.
add
(
this
.
workspace
.
getCenter
(
)
.
onDidChangeActivePaneItem
(
this
.
handleActivePaneItemChange
)
,
this
.
project
.
onDidChangePaths
(
this
.
handleProjectPathsChange
)
,
this
.
styleCalculator
.
startWatching
(
'github-package-styles'
,
[
'editor.fontSize'
,
'editor.fontFamily'
,
'editor.lineHeight'
,
'editor.tabLength'
]
,
config
=>
`
.github-HunkView-line {
font-family:
${
config
.
get
(
'editor.fontFamily'
)
}
;
line-height:
${
config
.
get
(
'editor.lineHeight'
)
}
;
tab-size:
${
config
.
get
(
'editor.tabLength'
)
}
}
`
,
)
,
atom
.
contextMenu
.
add
(
{
'.github-UnstagedChanges .github-FilePatchListView'
:
[
{
label
:
'Stage'
,
command
:
'core:confirm'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
{
type
:
'separator'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
{
label
:
'Discard Changes'
,
command
:
'github:discard-changes-in-selected-files'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
]
,
'.github-StagedChanges .github-FilePatchListView'
:
[
{
label
:
'Unstage'
,
command
:
'core:confirm'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
]
,
'.github-MergeConflictPaths .github-FilePatchListView'
:
[
{
label
:
'Stage'
,
command
:
'core:confirm'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
{
type
:
'separator'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
{
label
:
'Resolve File As Ours'
,
command
:
'github:resolve-file-as-ours'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
{
label
:
'Resolve File As Theirs'
,
command
:
'github:resolve-file-as-theirs'
,
shouldDisplay
:
hasSelectedFiles
,
}
,
]
,
}
)
,
)
;
this
.
activated
=
true
;
this
.
scheduleActiveContextUpdate
(
{
usePath
:
savedState
.
activeRepositoryPath
,
lock
:
savedState
.
contextLocked
,
}
)
;
this
.
rerender
(
)
;
}
handleActivePaneItemChange
=
(
)
=>
{
if
(
this
.
lockedContext
)
{
return
;
}
const
itemPath
=
pathForPaneItem
(
this
.
workspace
.
getCenter
(
)
.
getActivePaneItem
(
)
)
;
this
.
scheduleActiveContextUpdate
(
{
usePath
:
itemPath
,
lock
:
false
,
}
)
;
}
handleProjectPathsChange
=
(
)
=>
{
this
.
scheduleActiveContextUpdate
(
)
;
}
serialize
(
)
{
return
{
activeRepositoryPath
:
this
.
getActiveWorkdir
(
)
,
contextLocked
:
Boolean
(
this
.
lockedContext
)
,
newProject
:
false
,
}
;
}
rerender
(
callback
)
{
if
(
this
.
workspace
.
isDestroyed
(
)
)
{
return
;
}
if
(
!
this
.
activated
)
{
return
;
}
if
(
!
this
.
element
)
{
this
.
element
=
document
.
createElement
(
'div'
)
;
this
.
subscriptions
.
add
(
new
Disposable
(
(
)
=>
{
ReactDom
.
unmountComponentAtNode
(
this
.
element
)
;
delete
this
.
element
;
}
)
)
;
}
const
changeWorkingDirectory
=
workingDirectory
=>
{
return
this
.
scheduleActiveContextUpdate
(
{
usePath
:
workingDirectory
}
)
;
}
;
const
setContextLock
=
(
workingDirectory
,
lock
)
=>
{
return
this
.
scheduleActiveContextUpdate
(
{
usePath
:
workingDirectory
,
lock
}
)
;
}
;
this
.
renderFn
(
<
RootController
ref
=
{
c
=>
{
this
.
controller
=
c
;
}
}
workspace
=
{
this
.
workspace
}
deserializers
=
{
this
.
deserializers
}
commands
=
{
this
.
commands
}
notificationManager
=
{
this
.
notificationManager
}
tooltips
=
{
this
.
tooltips
}
grammars
=
{
this
.
grammars
}
keymaps
=
{
this
.
keymaps
}
config
=
{
this
.
config
}
project
=
{
this
.
project
}
confirm
=
{
this
.
confirm
}
currentWindow
=
{
this
.
currentWindow
}
workdirContextPool
=
{
this
.
contextPool
}
loginModel
=
{
this
.
loginModel
}
repository
=
{
this
.
getActiveRepository
(
)
}
resolutionProgress
=
{
this
.
getActiveResolutionProgress
(
)
}
statusBar
=
{
this
.
statusBar
}
initialize
=
{
this
.
initialize
}
clone
=
{
this
.
clone
}
switchboard
=
{
this
.
switchboard
}
startOpen
=
{
this
.
startOpen
}
startRevealed
=
{
this
.
startRevealed
}
removeFilePatchItem
=
{
this
.
removeFilePatchItem
}
currentWorkDir
=
{
this
.
getActiveWorkdir
(
)
}
contextLocked
=
{
this
.
lockedContext
!==
null
}
changeWorkingDirectory
=
{
changeWorkingDirectory
}
setContextLock
=
{
setContextLock
}
/>
,
this
.
element
,
callback
,
)
;
}
async
deactivate
(
)
{
this
.
subscriptions
.
dispose
(
)
;
this
.
contextPool
.
clear
(
)
;
WorkerManager
.
reset
(
false
)
;
if
(
this
.
guessedContext
)
{
this
.
guessedContext
.
destroy
(
)
;
this
.
guessedContext
=
null
;
}
await
yardstick
.
flush
(
)
;
}
consumeStatusBar
(
statusBar
)
{
this
.
statusBar
=
statusBar
;
this
.
rerender
(
)
;
}
consumeReporter
(
reporter
)
{
reporterProxy
.
setReporter
(
reporter
)
;
}
createGitTimingsView
(
)
{
return
StubItem
.
create
(
'git-timings-view'
,
{
title
:
'GitHub Package Timings View'
,
}
,
GitTimingsView
.
buildURI
(
)
)
;
}
createIssueishPaneItemStub
(
{
uri
,
selectedTab
}
)
{
return
StubItem
.
create
(
'issueish-detail-item'
,
{
title
:
'Issueish'
,
initSelectedTab
:
selectedTab
,
}
,
uri
)
;
}
createDockItemStub
(
{
uri
}
)
{
let
item
;
switch
(
uri
)
{
// always return an empty stub
// but only set it as the active item for a tab type
// if it doesn't already exist
case
'atom-github://dock-item/git'
:
item
=
this
.
createGitStub
(
uri
)
;
this
.
gitTabStubItem
=
this
.
gitTabStubItem
||
item
;
break
;
case
'atom-github://dock-item/github'
:
item
=
this
.
createGitHubStub
(
uri
)
;
this
.
githubTabStubItem
=
this
.
githubTabStubItem
||
item
;
break
;
default
:
throw
new
Error
(
`Invalid DockItem stub URI:
${
uri
}
`
)
;
}
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
return
item
;
}
createGitStub
(
uri
)
{
return
StubItem
.
create
(
'git'
,
{
title
:
'Git'
,
}
,
uri
)
;
}
createGitHubStub
(
uri
)
{
return
StubItem
.
create
(
'github'
,
{
title
:
'GitHub'
,
}
,
uri
)
;
}
createFilePatchControllerStub
(
{
uri
}
=
{
}
)
{
const
item
=
StubItem
.
create
(
'git-file-patch-controller'
,
{
title
:
'Diff'
,
}
,
uri
)
;
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
return
item
;
}
createCommitPreviewStub
(
{
uri
}
)
{
const
item
=
StubItem
.
create
(
'git-commit-preview'
,
{
title
:
'Commit preview'
,
}
,
uri
)
;
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
return
item
;
}
createCommitDetailStub
(
{
uri
}
)
{
const
item
=
StubItem
.
create
(
'git-commit-detail'
,
{
title
:
'Commit'
,
}
,
uri
)
;
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
return
item
;
}
createReviewsStub
(
{
uri
}
)
{
const
item
=
StubItem
.
create
(
'github-reviews'
,
{
title
:
'Reviews'
,
}
,
uri
)
;
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
return
item
;
}
destroyGitTabItem
(
)
{
if
(
this
.
gitTabStubItem
)
{
this
.
gitTabStubItem
.
destroy
(
)
;
this
.
gitTabStubItem
=
null
;
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
}
}
destroyGithubTabItem
(
)
{
if
(
this
.
githubTabStubItem
)
{
this
.
githubTabStubItem
.
destroy
(
)
;
this
.
githubTabStubItem
=
null
;
if
(
this
.
controller
)
{
this
.
rerender
(
)
;
}
}
}
initialize
=
async
projectPath
=>
{
await
fs
.
mkdirs
(
projectPath
)
;
const
repository
=
this
.
contextPool
.
add
(
projectPath
)
.
getRepository
(
)
;
await
repository
.
init
(
)
;
this
.
workdirCache
.
invalidate
(
)
;
if
(
!
this
.
project
.
contains
(
projectPath
)
)
{
this
.
project
.
addPath
(
projectPath
)
;
}
await
this
.
refreshAtomGitRepository
(
projectPath
)
;
await
this
.
scheduleActiveContextUpdate
(
)
;
}
clone
=
async
(
remoteUrl
,
projectPath
,
sourceRemoteName
=
'origin'
)
=>
{
const
context
=
this
.
contextPool
.
getContext
(
projectPath
)
;
let
repository
;
if
(
context
.
isPresent
(
)
)
{
repository
=
context
.
getRepository
(
)
;
await
repository
.
clone
(
remoteUrl
,
sourceRemoteName
)
;
repository
.
destroy
(
)
;
}
else
{
repository
=
new
Repository
(
projectPath
,
null
,
{
pipelineManager
:
this
.
pipelineManager
}
)
;
await
repository
.
clone
(
remoteUrl
,
sourceRemoteName
)
;
}
this
.
workdirCache
.
invalidate
(
)
;
this
.
project
.
addPath
(
projectPath
)
;
await
this
.
scheduleActiveContextUpdate
(
)
;
reporterProxy
.
addEvent
(
'clone-repository'
,
{
project
:
'github'
}
)
;
}
getRepositoryForWorkdir
(
projectPath
)
{
const
loadingGuessRepo
=
Repository
.
loadingGuess
(
{
pipelineManager
:
this
.
pipelineManager
}
)
;
return
this
.
guessedContext
?
loadingGuessRepo
:
this
.
contextPool
.
getContext
(
projectPath
)
.
getRepository
(
)
;
}
getActiveWorkdir
(
)
{
return
this
.
activeContext
.
getWorkingDirectory
(
)
;
}
getActiveRepository
(
)
{
return
this
.
activeContext
.
getRepository
(
)
;
}
getActiveResolutionProgress
(
)
{
return
this
.
activeContext
.
getResolutionProgress
(
)
;
}
getContextPool
(
)
{
return
this
.
contextPool
;
}
getSwitchboard
(
)
{
return
this
.
switchboard
;
}
/**
* Enqueue a request to modify the active context.
*
* options:
* usePath - Path of the context to use as the next context, if it is present in the pool.
* lock - True or false to lock the ultimately chosen context. Omit to preserve the current lock state.
*
* This method returns a Promise that resolves when the requested context update has completed. Note that it's
* *possible* for the active context after resolution to differ from a requested `usePath`, if the workdir
* containing `usePath` is no longer a viable option, such as if it belongs to a project that is no longer present.
*/
async
scheduleActiveContextUpdate
(
options
=
{
}
)
{
this
.
switchboard
.
didScheduleActiveContextUpdate
(
)
;
await
this
.
activeContextQueue
.
push
(
this
.
updateActiveContext
.
bind
(
this
,
options
)
,
{
parallel
:
false
}
)
;
}
/**
* Derive the git working directory context that should be used for the package's git operations based on the current
* state of the Atom workspace. In priority, this prefers:
*
* - When activating: the working directory that was active when the package was last serialized, if it still a viable
* option. (usePath)
* - The working directory chosen by the user from the context tile on the git or GitHub tabs. (usePath)
* - The working directory containing the path of the active pane item.
* - A git working directory corresponding to "first" project, if any projects are open.
* - The current context, unchanged, which may be a `NullWorkdirContext`.
*
* First updates the pool of resident contexts to match all git working directories that correspond to open
* projects and pane items.
*/
async
getNextContext
(
usePath
=
null
)
{
// Internal utility function to normalize paths not contained within a git
// working tree.
const
workdirForNonGitPath
=
async
sourcePath
=>
{
const
containingRoot
=
this
.
project
.
getDirectories
(
)
.
find
(
root
=>
root
.
contains
(
sourcePath
)
)
;
if
(
containingRoot
)
{
return
containingRoot
.
getPath
(
)
;
/* istanbul ignore else */
}
else
if
(
!
(
await
fs
.
stat
(
sourcePath
)
)
.
isDirectory
(
)
)
{
return
path
.
dirname
(
sourcePath
)
;
}
else
{
return
sourcePath
;
}
}
;
// Internal utility function to identify the working directory to use for
// an arbitrary (file or directory) path.
const
workdirForPath
=
async
sourcePath
=>
{
return
(
await
Promise
.
all
(
[
this
.
workdirCache
.
find
(
sourcePath
)
,
workdirForNonGitPath
(
sourcePath
)
,
]
)
)
.
find
(
Boolean
)
;
}
;
// Identify paths that *could* contribute a git working directory to the pool. This is drawn from
// the roots of open projects, the currently locked context if one is present, and the path of the
// open workspace item.
const
candidatePaths
=
new
Set
(
this
.
project
.
getPaths
(
)
)
;
if
(
this
.
lockedContext
)
{
const
lockedRepo
=
this
.
lockedContext
.
getRepository
(
)
;
/* istanbul ignore else */
if
(
lockedRepo
)
{
candidatePaths
.
add
(
lockedRepo
.
getWorkingDirectoryPath
(
)
)
;
}
}
const
activeItemPath
=
pathForPaneItem
(
this
.
workspace
.
getCenter
(
)
.
getActivePaneItem
(
)
)
;
if
(
activeItemPath
)
{
candidatePaths
.
add
(
activeItemPath
)
;
}
let
activeItemWorkdir
=
null
;
let
firstProjectWorkdir
=
null
;
// Convert the candidate paths into the set of viable git working directories, by means of a cached
// `git rev-parse` call. Candidate paths that are not contained within a git working directory will
// be preserved as-is within the pool, to allow users to initialize them.
const
workdirs
=
new
Set
(
await
Promise
.
all
(
Array
.
from
(
candidatePaths
,
async
candidatePath
=>
{
const
workdir
=
await
workdirForPath
(
candidatePath
)
;
// Note the workdirs associated with the active pane item and the first open project so we can
// prefer them later.
if
(
candidatePath
===
activeItemPath
)
{
activeItemWorkdir
=
workdir
;
}
else
if
(
candidatePath
===
this
.
project
.
getPaths
(
)
[
0
]
)
{
firstProjectWorkdir
=
workdir
;
}
return
workdir
;
}
)
,
)
,
)
;
// Update pool with the identified projects.
this
.
contextPool
.
set
(
workdirs
)
;
// 1 - Explicitly requested workdir. This is either selected by the user from a context tile or
// deserialized from package state. Choose this context only if it still exists in the pool.
if
(
usePath
)
{
// Normalize usePath in a similar fashion to the way we do activeItemPath.
let
useWorkdir
=
usePath
;
if
(
usePath
===
activeItemPath
)
{
useWorkdir
=
activeItemWorkdir
;
}
else
if
(
usePath
===
this
.
project
.
getPaths
(
)
[
0
]
)
{
useWorkdir
=
firstProjectWorkdir
;
}
else
{
useWorkdir
=
await
workdirForPath
(
usePath
)
;
}
const
stateContext
=
this
.
contextPool
.
getContext
(
useWorkdir
)
;
if
(
stateContext
.
isPresent
(
)
)
{
return
stateContext
;
}
}
// 2 - Use the currently locked context, if one is present.
if
(
this
.
lockedContext
)
{
return
this
.
lockedContext
;
}
// 3 - Follow the active workspace pane item.
if
(
activeItemWorkdir
)
{
return
this
.
contextPool
.
getContext
(
activeItemWorkdir
)
;
}
// 4 - The first open project.
if
(
firstProjectWorkdir
)
{
return
this
.
contextPool
.
getContext
(
firstProjectWorkdir
)
;
}
// No projects. Revert to the absent context unless we've guessed that more projects are on the way.
if
(
this
.
project
.
getPaths
(
)
.
length
===
0
&&
!
this
.
activeContext
.
getRepository
(
)
.
isUndetermined
(
)
)
{
return
WorkdirContext
.
absent
(
{
pipelineManager
:
this
.
pipelineManager
}
)
;
}
// It is only possible to reach here if there there was no preferred directory, there are no project paths, and the
// the active context's repository is not undetermined. Preserve the existing active context.
return
this
.
activeContext
;
}
/**
* Modify the active context and re-render the React tree. This should only be done as part of the
* context update queue; use scheduleActiveContextUpdate() to do this.
*
* nextActiveContext - The WorkdirContext to make active next, as derived from the current workspace
* state by getNextContext(). This may be absent or undetermined.
* lock - If true, also set this context as the "locked" one and engage the context lock if it isn't
* already. If false, clear any existing context lock. If null or undefined, leave the lock in its
* existing state.
*/
setActiveContext
(
nextActiveContext
,
lock
)
{
if
(
nextActiveContext
!==
this
.
activeContext
)
{
if
(
this
.
activeContext
===
this
.
guessedContext
)
{
this
.
guessedContext
.
destroy
(
)
;
this
.
guessedContext
=
null
;
}
this
.
activeContext
=
nextActiveContext
;
if
(
lock
===
true
)
{
this
.
lockedContext
=
this
.
activeContext
;
}
else
if
(
lock
===
false
)
{
this
.
lockedContext
=
null
;
}
this
.
rerender
(
(
)
=>
{
this
.
switchboard
.
didFinishContextChangeRender
(
)
;
this
.
switchboard
.
didFinishActiveContextUpdate
(
)
;
}
)
;
}
else
if
(
(
lock
===
true
||
lock
===
false
)
&&
lock
!==
(
this
.
lockedContext
!==
null
)
)
{
if
(
lock
)
{
this
.
lockedContext
=
this
.
activeContext
;
}
else
{
this
.
lockedContext
=
null
;
}
this
.
rerender
(
(
)
=>
{
this
.
switchboard
.
didFinishContextChangeRender
(
)
;
this
.
switchboard
.
didFinishActiveContextUpdate
(
)
;
}
)
;
}
else
{
this
.
switchboard
.
didFinishActiveContextUpdate
(
)
;
}
}
/**
* Derive the next active context with getNextContext(), then enact the context change with setActiveContext().
*
* options:
* usePath - Path of the context to use as the next context, if it is present in the pool.
* lock - True or false to lock the ultimately chosen context. Omit to preserve the current lock state.
*/
async
updateActiveContext
(
options
)
{
if
(
this
.
workspace
.
isDestroyed
(
)
)
{
return
;
}
this
.
switchboard
.
didBeginActiveContextUpdate
(
)
;
const
nextActiveContext
=
await
this
.
getNextContext
(
options
.
usePath
)
;
this
.
setActiveContext
(
nextActiveContext
,
options
.
lock
)
;
}
async
refreshAtomGitRepository
(
workdir
)
{
const
directory
=
this
.
project
.
getDirectoryForProjectPath
(
workdir
)
;
if
(
!
directory
)
{
return
;
}
const
atomGitRepo
=
await
this
.
project
.
repositoryForDirectory
(
directory
)
;
if
(
atomGitRepo
)
{
await
atomGitRepo
.
refreshStatus
(
)
;
}
}
}
function
pathForPaneItem
(
paneItem
)
{
if
(
!
paneItem
)
{
return
null
;
}
// Likely GitHub package provided pane item
if
(
typeof
paneItem
.
getWorkingDirectory
===
'function'
)
{
return
paneItem
.
getWorkingDirectory
(
)
;
}
// TextEditor-like
if
(
typeof
paneItem
.
getPath
===
'function'
)
{
return
paneItem
.
getPath
(
)
;
}
// Oh well
return
null
;
}
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