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/*
* Copyright (c) 2020 Jose Pereira <onaips@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import Foundation
import FileWatcher
import Fuse
/**
* Provide a list of launcheable apps for the OS
*/
class AppListProvider: ListProvider {
var appDirDict = [String: Bool]()
var appList = [URL]()
init() {
let applicationDir = NSSearchPathForDirectoriesInDomains(
.applicationDirectory, .localDomainMask, true)[0]
// Catalina moved default applications under a different mask.
let systemApplicationDir = NSSearchPathForDirectoriesInDomains(
.applicationDirectory, .systemDomainMask, true)[0]
// appName to dir recursivity key/valye dict
appDirDict[applicationDir] = true
appDirDict[systemApplicationDir] = true
appDirDict["/System/Library/CoreServices/"] = false
initFileWatch(Array(appDirDict.keys))
updateAppList()
}
func initFileWatch(_ dirs: [String]) {
let filewatcher = FileWatcher(dirs)
filewatcher.callback = {_ in
self.updateAppList()
}
filewatcher.start()
}
func updateAppList() {
var newAppList = [URL]()
appDirDict.keys.forEach { path in
let urlPath = URL(fileURLWithPath: path, isDirectory: true)
let list = getAppList(urlPath, recursive: appDirDict[path]!)
newAppList.append(contentsOf: list)
}
appList = newAppList
}
func getAppList(_ appDir: URL, recursive: Bool = true) -> [URL] {
var list = [URL]()
let fileManager = FileManager.default
do {
let subs = try fileManager.contentsOfDirectory(atPath: appDir.path)
for sub in subs {
let dir = appDir.appendingPathComponent(sub)
if dir.pathExtension == "app" {
list.append(dir)
} else if dir.hasDirectoryPath && recursive {
list.append(contentsOf: self.getAppList(dir))
}
}
} catch {
NSLog("Error on getAppList: %@", error.localizedDescription)
}
return list
}
func get() -> [ListItem] {
return appList.map({ListItem(name: $0.deletingPathExtension().lastPathComponent, data: $0)})
}
func doAction(item: ListItem) {
guard let app: URL = item.data as? URL else {
NSLog("Cannot do action on item \(item.name)")
return
}
DispatchQueue.main.async {
NSWorkspace.shared.open(app)
}
}
}
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