Co-Occurrence on domain level

main/Requests/Analysis/VCAnalysisBar.swift

@@ -0,0 +1,60 @@
+import UIKit
+
+protocol AnalysisBarDelegate {
+	func analysisBarWillOpenCoOccurrence() -> (domain: String, isFQDN: Bool)
+}
+
+class VCAnalysisBar: UIViewController, UITabBarDelegate {
+	
+	@IBOutlet private var tabBar: UITabBar!
+	
+	override func viewDidLoad() {
+		if #available(iOS 10.0, *) {
+			tabBar.unselectedItemTintColor = .sysLink
+		}
+		super.viewDidLoad()
+	}
+	
+	override func willMove(toParent parent: UIViewController?) {
+		super.willMove(toParent: parent)
+		let enabled = (parent as? AnalysisBarDelegate) != nil
+		for item in tabBar.items! { item.isEnabled = enabled }
+	}
+	
+	// MARK: - Tab Bar Appearance
+	
+	override func viewWillAppear(_: Bool) {
+		resizeTableViewHeader()
+	}
+	
+	override func traitCollectionDidChange(_: UITraitCollection?) {
+		resizeTableViewHeader()
+	}
+	
+	func resizeTableViewHeader() {
+		guard let tableView = (parent as? UITableViewController)?.tableView,
+			let head = tableView.tableHeaderView else { return }
+		// Recalculate and apply new height. Otherwise tabBar won't compress
+		tabBar.sizeToFit()
+		head.frame.size.height = tabBar.frame.height
+		tableView.tableHeaderView = head
+	}
+	
+	// MARK: - Tab Bar Delegate
+	
+	func tabBar(_ tabBar: UITabBar, didSelect item: UITabBarItem) {
+		tabBar.selectedItem = nil
+		openCoOccurrence()
+	}
+	
+	private func openCoOccurrence() {
+		guard let delegate = parent as? AnalysisBarDelegate,
+			let vc = storyboard?.instantiateViewController(withIdentifier: "IBCoOccurrence") as? VCCoOccurrence else {
+			return
+		}
+		let info = delegate.analysisBarWillOpenCoOccurrence()
+		vc.domainName = info.domain
+		vc.isFQDN = info.isFQDN
+		present(vc, animated: true)
+	}
+}

main/Requests/Analysis/VCCoOccurrence.swift

@@ -1,7 +1,8 @@
 import UIKit
 
 class VCCoOccurrence: UIViewController, UITableViewDataSource {
-	var fqdn: String!
+	var domainName: String!
+	var isFQDN: Bool!
 	private var dataSource: [ContextAnalysisResult] = []
 	
 	@IBOutlet private var tableView: UITableView!
@@ -30,14 +31,15 @@ class VCCoOccurrence: UIViewController, UITableViewDataSource {
 		dataSource = [("Loading …", 0, 0, 0)]
 		logMaxCount = 1
 		tableView.reloadData()
-		let domain = fqdn!
+		let domain = domainName!
+		let flag = isFQDN!
 		let time = Timestamp(selectedTime)
 		DispatchQueue.global().async { [weak self] in
 			let temp: [ContextAnalysisResult]
 			let total: Int32
 			if let db = AppDB,
-				let times = db.dnsLogsUniqTs(domain), times.count > 0,
-				let result = db.contextAnalysis(coOccurrence: times, plusMinus: time, exclude: domain),
+				let times = db.dnsLogsUniqTs(domain, isFQDN: flag), times.count > 0,
+				let result = db.contextAnalysis(coOccurrence: times, plusMinus: time, exclude: domain, isFQDN: flag),
 				result.count > 0
 			{
 				temp = result

main/Requests/TVCHostDetails.swift

@@ -1,9 +1,7 @@
 import UIKit
 
-class TVCHostDetails: UITableViewController, SyncUpdateDelegate, UITabBarDelegate {
+class TVCHostDetails: UITableViewController, SyncUpdateDelegate, AnalysisBarDelegate {
 
-	@IBOutlet private var actionsBar: UITabBar!
-	
 	public var fullDomain: String!
 	private var dataSource: [GroupedTsOccurrence] = []
 	// TODO: respect date reverse sort order
@@ -14,9 +12,19 @@ class TVCHostDetails: UITableViewController, SyncUpdateDelegate, UITabBarDelegat
 		sync.addObserver(self) // calls `syncUpdate(reset:)`
 		if #available(iOS 10.0, *) {
 			sync.allowPullToRefresh(onTVC: self, forObserver: self)
-			actionsBar.unselectedItemTintColor = .sysLink
 		}
-		UIDevice.orientationDidChangeNotification.observe(call: #selector(didChangeOrientation), on: self)
+	}
+	
+	override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
+		if let index = tableView.indexPathForSelectedRow?.row {
+			let tvc = segue.destination as? TVCOccurrenceContext
+			tvc?.domain = fullDomain
+			tvc?.ts = dataSource[index].ts
+		}
+	}
+	
+	func analysisBarWillOpenCoOccurrence() -> (domain: String, isFQDN: Bool) {
+		(fullDomain, true)
 	}
 	
 	// MARK: - Table View Data Source
@@ -33,34 +41,6 @@ class TVCHostDetails: UITableViewController, SyncUpdateDelegate, UITabBarDelegat
 	}
 }
 
-// #########################
-// #
-// #    MARK: - Tab Bar
-// #
-// #########################
-
-extension TVCHostDetails {
-	
-	@objc private func didChangeOrientation(_ sender: Notification) {
-		tableView.sizeHeaderToFit() // otherwise TabBar won't compress
-	}
-	
-	func tabBar(_ tabBar: UITabBar, didSelect item: UITabBarItem) {
-		tabBar.selectedItem = nil
-		performSegue(withIdentifier: "segueAnalysisCoOccurrence", sender: nil)
-	}
-	
-	override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
-		if segue.identifier == "segueAnalysisCoOccurrence" {
-			(segue.destination as? VCCoOccurrence)?.fqdn = fullDomain
-		} else if let index = tableView.indexPathForSelectedRow?.row {
-			let tvc = segue.destination as? TVCOccurrenceContext
-			tvc?.domain = fullDomain
-			tvc?.ts = dataSource[index].ts
-		}
-	}
-}
-
 // ################################
 // #
 // #    MARK: - Partial Update

main/Requests/TVCHosts.swift

@@ -1,6 +1,6 @@
 import UIKit
 
-class TVCHosts: UITableViewController, GroupedDomainDataSourceDelegate {
+class TVCHosts: UITableViewController, GroupedDomainDataSourceDelegate, AnalysisBarDelegate {
 	
 	lazy var source = GroupedDomainDataSource(withParent: parentDomain)
 	
@@ -21,6 +21,10 @@ class TVCHosts: UITableViewController, GroupedDomainDataSourceDelegate {
 		}
 	}
 	
+	func analysisBarWillOpenCoOccurrence() -> (domain: String, isFQDN: Bool) {
+		(parentDomain, false)
+	}
+	
 	
 	// MARK: - Table View Data Source