basic application state; basic subscriber and dispatcher

src/applicationLogic.nim

@@ -2,7 +2,7 @@ import NimQml
 import status
 import libstatus
 import json
-
+import state
 
 var signalHandler: SignalCallback = proc(p0: cstring): void =
   setupForeignThreadGc()
@@ -37,7 +37,21 @@ QtObject:
     result.accountResult = status.queryAccounts()
     status.subscribeToTest()    
 
+    var appState = state.newAppState()
+    echo appState.title
+    appState.subscribe(proc () =
+      echo "1nd subscriber got a new update!"
+    )
 
+    appState.addChannel("test")
+
+    appState.subscribe(proc () =
+      echo "2nd subscriber got a new update!"
+    )
+
+    appState.addChannel("test2")
+    for channel in appState.channels:
+      echo channel.name
 
   # ¯\_(ツ)_/¯ dunno what is this
   proc setup(self: ApplicationLogic) =

src/state.nim

@@ -0,0 +1,25 @@
+
+
+type Channel = object
+    name*: string
+type
+    Subscriber* = proc ()
+
+type AppState* = ref object
+    title*: string
+    channels*: seq[Channel]
+    subscribers*: seq[Subscriber]
+
+proc newAppState*(): AppState =
+    result = AppState(title: "hello")
+
+proc subscribe*(self: AppState, subscriber: Subscriber) =
+  self.subscribers.add(subscriber)
+
+proc dispatch*(self: AppState) =
+  for subscriber in self.subscribers:
+    subscriber()
+
+proc addChannel*(self: AppState, name: string) =
+    self.channels.add(Channel(name: name))
+    self.dispatch()