From b085329bca3e1eb1300045bf2cd2df52039e99d9 Mon Sep 17 00:00:00 2001
From: Grant Limberg <glimberg@gmail.com>
Date: Mon, 13 Jun 2016 19:46:54 -0700
Subject: Base functionality complete.  Can join/leave/list networks.  Can
 disconnect from networks without removing them from the network list.

---
 ZeroTier One/ShowNetworksViewController.swift | 89 +++++++++++++++++++++++++--
 1 file changed, 84 insertions(+), 5 deletions(-)

(limited to 'ZeroTier One/ShowNetworksViewController.swift')

diff --git a/ZeroTier One/ShowNetworksViewController.swift b/ZeroTier One/ShowNetworksViewController.swift
index 33148f83..ed2479d1 100644
--- a/ZeroTier One/ShowNetworksViewController.swift	
+++ b/ZeroTier One/ShowNetworksViewController.swift	
@@ -23,19 +23,92 @@ class ShowNetworksViewController: NSViewController, NSTableViewDelegate, NSTable
         tableView.backgroundColor = NSColor.clearColor()
     }
 
+    private func  dataFile() -> String {
+        var appSupport = NSFileManager.defaultManager().URLsForDirectory(.ApplicationSupportDirectory, inDomains: .UserDomainMask)[0]
+        appSupport = appSupport.URLByAppendingPathComponent("ZeroTier").URLByAppendingPathComponent("One").URLByAppendingPathComponent("networks.dat")
+        return appSupport.path!
+    }
+
+
+    private func findNetworkWithID(id: UInt64) -> Int {
+
+        for (index, element) in networkList.enumerate() {
+
+            if element.nwid == id {
+                return index
+            }
+        }
+
+        return NSNotFound
+    }
+
     override func viewWillAppear() {
         super.viewWillAppear()
 
-        ServiceCom.getNetworkList() { (networkList) -> Void in
-            NSOperationQueue.mainQueue().addOperationWithBlock() { () -> Void in
-                self.networkList = networkList
-                self.tableView.reloadData()
+        let filePath = dataFile()
+
+        if NSFileManager.defaultManager().fileExistsAtPath(filePath) {
+            networkList = NSKeyedUnarchiver.unarchiveObjectWithFile(filePath) as! [Network]
+
+            ServiceCom.getNetworkList() { (networkList) -> Void in
+
+                for nw in networkList {
+                    let index = self.findNetworkWithID(nw.nwid)
+
+                    if index != NSNotFound {
+                        self.networkList[index] = nw
+                    }
+                    else {
+                        self.networkList.append(nw)
+                    }
+                }
+
+                NSOperationQueue.mainQueue().addOperationWithBlock() { () -> Void in
+                    self.networkList.sortInPlace({ (left, right) -> Bool in
+                        if left.nwid < right.nwid {
+                            return true
+                        }
+
+                        return false
+                    })
+                    self.tableView.reloadData()
+                }
+            }
+        }
+        else {
+            ServiceCom.getNetworkList() { (networkList) -> Void in
+                NSOperationQueue.mainQueue().addOperationWithBlock() { () -> Void in
+                    self.networkList.sortInPlace({ (left, right) -> Bool in
+                        if left.nwid < right.nwid {
+                            return true
+                        }
+
+                        return false
+                    })
+                    
+                    self.networkList = networkList
+                    self.tableView.reloadData()
+                }
             }
         }
     }
 
+    override func viewWillDisappear() {
+        super.viewWillDisappear()
+
+        let filePath = dataFile()
+        NSKeyedArchiver.archiveRootObject(self.networkList, toFile: filePath)
+    }
+
     func deleteNetworkFromList(nwid: String) {
-        
+        if let nwid = UInt64(nwid, radix: 16) {
+            let index = findNetworkWithID(nwid)
+
+            if index != NSNotFound {
+                networkList.removeAtIndex(index)
+                tableView.reloadData()
+            }
+        }
     }
 
     // NSTableViewDataSource
@@ -71,6 +144,12 @@ class ShowNetworksViewController: NSViewController, NSTableViewDelegate, NSTable
                 cell.addressesField.stringValue += "\n"
             }
 
+            if network.connected {
+                cell.connectedCheckbox.state = NSOnState
+            }
+            else {
+                cell.connectedCheckbox.state = NSOffState
+            }
 
             return cell
         }
-- 
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