feat: add filter options

Memola/Features/Memos/Filter.swift

@@ -0,0 +1,26 @@
+//
+//  Filter.swift
+//  Memola
+//
+//  Created by Dscyre Scotti on 6/27/24.
+//
+
+import Foundation
+
+enum Filter: String, Identifiable, Hashable, Equatable {
+    var id: String {
+        rawValue
+    }
+
+    case none
+    case favorites
+
+    var name: String {
+        switch self {
+        case .none: return "All"
+        case .favorites: return "Favorites"
+        }
+    }
+
+    static let all: [Filter] = [.none, .favorites]
+}

Memola/Features/Memos/MemosView.swift

@@ -16,6 +16,7 @@ struct MemosView: View {
     @State var query: String = ""
 
     @AppStorage("memola.memo-objects.sort") var sort: Sort = .recent
+    @AppStorage("memola.memo-objects.filter") var filter: Filter = .none
 
     let cellWidth: CGFloat = 250
     let cellHeight: CGFloat = 150
@@ -23,9 +24,14 @@ struct MemosView: View {
     init() {
         let standard = UserDefaults.standard
         var descriptors: [SortDescriptor<MemoObject>] = []
+        var predicate: NSPredicate?
         let sort = Sort(rawValue: standard.value(forKey: "memola.memo-objects.sort") as? String ?? "") ?? .recent
+        let filter = Filter(rawValue: standard.value(forKey: "memola.memo-objects.filter") as? String ?? "") ?? .none
+        if filter == .favorites {
+            predicate = NSPredicate(format: "isFavorite = YES")
+        }
         descriptors = sort.memoSortDescriptors
-        _memoObjects = FetchRequest(sortDescriptors: descriptors)
+        _memoObjects = FetchRequest(sortDescriptors: descriptors, predicate: predicate)
     }
 
     var body: some View {
@@ -53,6 +59,17 @@ struct MemosView: View {
                                 Image(systemName: "arrow.up.arrow.down.circle")
                             }
                             .hoverEffect(.lift)
+                            Menu {
+                                Picker("", selection: $filter) {
+                                    ForEach(Filter.all) { filter in
+                                        Text(filter.name)
+                                            .tag(filter)
+                                    }
+                                }
+                                .pickerStyle(.automatic)
+                            } label: {
+                                Image(systemName: "line.3.horizontal.decrease.circle")
+                            }
                         }
                     }
                 }
@@ -72,6 +89,13 @@ struct MemosView: View {
         .onChange(of: query) { oldValue, newValue in
             updatePredicate()
         }
+        .onChange(of: filter) { oldValue, newValue in
+            updatePredicate()
+        }
+        .onAppear {
+            memoObjects.sortDescriptors = sort.memoSortDescriptors
+            updatePredicate()
+        }
     }
 
     var memoGrid: some View {
@@ -162,9 +186,9 @@ struct MemosView: View {
         if !query.isEmpty {
             predicates.append(NSPredicate(format: "title contains[c] %@", query))
         }
-//        if filter == .favorites {
-//            predicates.append(NSPredicate(format: "isFavorite = YES"))
-//        }
+        if filter == .favorites {
+            predicates.append(NSPredicate(format: "isFavorite = YES"))
+        }
         memoObjects.nsPredicate = NSCompoundPredicate(type: .and, subpredicates: predicates)
     }
 }

Memola/Persistence/Objects/MemoObject.swift

@@ -14,6 +14,7 @@ final class MemoObject: NSManagedObject, Identifiable {
     @NSManaged var title: String
     @NSManaged var createdAt: Date
     @NSManaged var updatedAt: Date
+    @NSManaged var isFavorite: Bool
     @NSManaged var tool: ToolObject
     @NSManaged var canvas: CanvasObject
 }

Memola/Resources/Models/MemolaModel.xcdatamodeld/MemolaModel.xcdatamodel/contents

@@ -29,6 +29,7 @@
     </entity>
     <entity name="MemoObject" representedClassName="MemoObject" syncable="YES">
         <attribute name="createdAt" attributeType="Date" usesScalarValueType="NO"/>
+        <attribute name="isFavorite" attributeType="Boolean" defaultValueString="NO" usesScalarValueType="YES"/>
         <attribute name="title" attributeType="String"/>
         <attribute name="updatedAt" attributeType="Date" usesScalarValueType="NO"/>
         <relationship name="canvas" maxCount="1" deletionRule="Cascade" destinationEntity="CanvasObject" inverseName="memo" inverseEntity="CanvasObject"/>