create contentview view model

add background to content view
make contentview list split by year / month
test data will add 120 days instead of 25

closed #35
closed #36

Shared/views/BGView.swift

@@ -0,0 +1,77 @@
+//
+//  IconView.swift
+//  Feels (iOS)
+//
+//  Created by Trey Tartt on 1/20/22.
+//
+
+import SwiftUI
+
+struct BGViewItem: View {
+    let mood: Mood
+    let size: CGSize
+    var color: Color
+    let animate: Bool
+    let yRowPosition: Float
+    
+    init(mood: Mood, size: CGSize, animate: Bool, yRowPosition: Float) {
+        color = mood.color
+        self.mood = mood
+        self.size = size
+        self.yRowPosition = yRowPosition
+        self.animate = animate
+    }
+    
+    var body: some View {
+        Mood.allValues.randomElement()?.icon
+            .resizable()
+            .frame(width: size.width, height: size.height)
+            .foregroundColor(color)
+//            .blur(radius: 3)
+            .opacity(0.1)
+    }
+}
+
+struct BGView: View {
+    var numAcross: Int
+    var numDown: Int
+    let iconSize = 35
+    
+    init() {
+        let screenWidth = UIScreen.main.bounds.width
+        numAcross = Int(screenWidth)/iconSize
+        
+        let screenHeight = UIScreen.main.bounds.height
+        numDown = Int(screenHeight)/iconSize
+    }
+    
+    var body: some View {
+        VStack {
+            ForEach(0...numDown, id: \.self) { row in
+                HStack {
+                    ForEach(0...numAcross, id: \.self) { _ in
+                        BGViewItem(mood: Mood.allValues.randomElement()!,
+                                   size: .init(width: iconSize,height: iconSize),
+                                   animate: false,
+                                   yRowPosition: Float(row)/Float(numDown))
+                    }.frame(minWidth: 0, maxWidth: .infinity)
+                }
+                .padding(.top, -8)
+            }
+        }
+        .padding(.top, -50)
+    }
+}
+
+struct BGView_Previews: PreviewProvider {
+    static var previews: some View {
+        BGView().environment(\.managedObjectContext, PersistenceController.shared.container.viewContext)
+            .onAppear(perform: {
+                PersistenceController.shared.populateMemory()
+            })
+        
+        BGView()
+            .preferredColorScheme(.dark)
+            .environment(\.managedObjectContext, PersistenceController.shared.container.viewContext)
+    }
+}