통계뷰에 CoreData 붙이기(진행중)

ThrowAway/ThrowAway.xcodeproj/project.pbxproj

@@ -144,9 +144,10 @@
 		3A34127829164FB000BDFB34 /* StaticsView */ = {
 			isa = PBXGroup;
 			children = (
+				3A34128429164FE900BDFB34 /* StatisticsView.swift */,
+				3A34127929164FC100BDFB34 /* CalendarManager.swift */,
 				3A34127B29164FC600BDFB34 /* Model */,
 				3A34127C29164FCB00BDFB34 /* View */,
-				3A34127929164FC100BDFB34 /* CalendarManager.swift */,
 			);
 			path = StaticsView;
 			sourceTree = "<group>";
@@ -166,7 +167,6 @@
 				3A34128129164FE900BDFB34 /* CalendarView.swift */,
 				3A34128329164FE900BDFB34 /* DateScrollView.swift */,
 				3A34128229164FE900BDFB34 /* DayOfWeekView.swift */,
-				3A34128429164FE900BDFB34 /* StatisticsView.swift */,
 			);
 			path = View;
 			sourceTree = "<group>";

ThrowAway/ThrowAway/Product+CoreDataProperties.swift

@@ -14,12 +14,13 @@ extension Product {
     @nonobjc public class func fetchRequest() -> NSFetchRequest<Product> {
         return NSFetchRequest<Product>(entityName: "Product")
     }
-
+    
     @NSManaged public var cleaningDay: Date?
     @NSManaged public var title: String?
     @NSManaged public var photo: Data?
     @NSManaged public var memo: String?
     @NSManaged public var isCleanedUp: Bool
+    @NSManaged public var cleanedUpDay: Date?
 }
 
 extension Product: Identifiable {

ThrowAway/ThrowAway/SwiftUI/StaticsView/StatisticsView.swift

@@ -0,0 +1,90 @@
+//
+//  StatisticsView.swift
+//  ThrowAway
+//
+//  Created by 지준용 on 2022/10/30.
+//
+
+import SwiftUI
+
+struct StatisticsView: View {
+
+    @EnvironmentObject var dateHolder: DateHolder
+    @Environment(\.managedObjectContext) private var viewContext
+
+    @FetchRequest(
+        sortDescriptors: [NSSortDescriptor(keyPath: \Product.cleaningDay, ascending: true)],
+        animation: .default
+    )
+    private var products: FetchedResults<Product>
+
+    private let setWidth = UIScreen.main.bounds.width
+    private let screenWidth = UIScreen.main.bounds.width
+
+    var body: some View {
+        VStack {
+            VStack {
+                DateScrollView()
+                    .environmentObject(dateHolder)
+
+                Text("이번 달의 달성도는 81%입니다.")
+                    .padding(.vertical, 20)
+                    .font(.system(size: 20))
+
+                DayOfWeekView()
+                CalendarView()
+            }
+            .padding(.horizontal, 16)
+
+            // TODO: 조건에 맞는 물건을 coredata에서 불러오기
+            let notYetCleaningProducts = products.filter{ $0.isCleanedUp == false }
+            let lateCleanedUpProducts = products.filter{ $0.isCleanedUp == false }
+
+            makeSectionView(label: "버리지 못한 물건", products: notYetCleaningProducts)
+            makeSectionView(label: "늦게 버린 물건", products: lateCleanedUpProducts)
+        }
+    }
+
+    private func makeSectionView(label: String, products: [Product]) -> some View {
+        VStack(alignment: .leading) {
+            HStack {
+                Text("\(label)(\(products.count))")
+                    .font(.system(size: 18))
+                    .fontWeight(.semibold)
+                    .padding(.top, 10)
+                Spacer()
+            }
+            makeHorizontalScrollView(from: products)
+        }
+        .padding(.leading, 16)
+    }
+
+    private func makeHorizontalScrollView(from products: [Product]) -> some View {
+        let items: [(id: ObjectIdentifier, image: Image)] = products.map { product in
+            var image = Image(systemName: "photo")
+            if (product.photo != nil), let photo = Image(data: product.photo!) {
+                image = photo
+            }
+            return (product.id, image: image)
+        }
+
+        return ScrollView(.horizontal) {
+            HStack {
+                ForEach(items, id: \.self.id) { item in
+                    item.image
+                        .resizable()
+                        .frame(width: screenWidth / 6, height: screenWidth / 6, alignment: .center)
+                        .aspectRatio(contentMode: .fit)
+                        .clipShape(Circle())
+                }
+            }
+        }
+    }
+}
+
+private extension Image {
+    init?(data: Data) {
+        guard let image = UIImage(data: data) else { return nil }
+        self = .init(uiImage: image)
+    }
+}

ThrowAway/ThrowAway/ThrowAway.xcdatamodeld/ThrowAway.xcdatamodel/contents

@@ -1,13 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="20086" systemVersion="21C52" minimumToolsVersion="Automatic" sourceLanguage="Swift" userDefinedModelVersionIdentifier="">
     <entity name="Product" representedClassName="Product" syncable="YES">
+        <attribute name="cleanedUpDay" optional="YES" attributeType="Date" usesScalarValueType="NO"/>
         <attribute name="cleaningDay" optional="YES" attributeType="Date" usesScalarValueType="NO"/>
         <attribute name="isCleanedUp" optional="YES" attributeType="Boolean" defaultValueString="NO" usesScalarValueType="YES"/>
         <attribute name="memo" optional="YES" attributeType="String"/>
         <attribute name="photo" optional="YES" attributeType="Binary"/>
         <attribute name="title" optional="YES" attributeType="String"/>
     </entity>
     <elements>
-        <element name="Product" positionX="-63" positionY="-18" width="128" height="104"/>
+        <element name="Product" positionX="-63" positionY="-18" width="128" height="119"/>
     </elements>
 </model>

ThrowAway/ThrowAway/View Controllers/ProductListViewController.swift

@@ -97,6 +97,7 @@ class ProductListViewController: UIViewController {
         }
         let updatedItem = productList[index]
         updatedItem.isCleanedUp = true
+        updatedItem.cleanedUpDay = Date()
         completion()
         do {
             try viewContext.save()

ThrowAway/ThrowAway/View Controllers/TabBarViewController.swift

@@ -21,13 +21,15 @@ class TabBarViewController: UITabBarController {
     }
 
     func setupVCs() {
+        let viewContext = persistence.container.viewContext
 
         let storyboard = UIStoryboard(name: "ProductList", bundle: nil)
         let productListVC = storyboard.instantiateViewController(withIdentifier: "ProductListViewController") as! ProductListViewController
-        productListVC.viewContext = persistence.container.viewContext
+        productListVC.viewContext = viewContext
 
-        // date holder
-        let staticsView = StatisticsView().environmentObject(DateHolder())
+        let staticsView = StatisticsView()
+            .environment(\.managedObjectContext, viewContext)
+            .environmentObject(DateHolder())
         let staticsVC = UIHostingController(rootView: staticsView)
         let settingVC = UIHostingController(rootView: SettingView())