Adds EditSkills view bound to the monster view model's skills.

iOS/EditSkills.swift

@@ -0,0 +1,44 @@
+//
+//  EditSkills.swift
+//  MonsterCards
+//
+//  Created by Tom Hicks on 3/21/21.
+//
+
+import SwiftUI
+
+struct EditSkills: View {
+    @ObservedObject var monsterViewModel: MonsterViewModel
+    
+    var body: some View {
+        List {
+            ForEach(monsterViewModel.skills, id: \.self) { skill in
+                Text(skill.name)
+            }
+            .onDelete(perform: { indexSet in
+                for index in indexSet {
+                    monsterViewModel.skills.remove(at: index)
+                }
+            })
+        }
+        .toolbar(content: {
+            Button(
+                action: {
+                    let newSkill = SkillViewModel(nil)
+                    newSkill.name = "New Skill"
+                    monsterViewModel.skills.append(newSkill)
+                },
+                label: {
+                    Image(systemName: "plus")
+                }
+            )
+        })
+    }
+}
+
+struct EditSkills_Previews: PreviewProvider {
+    static var previews: some View {
+        let viewModel = MonsterViewModel(nil)
+        EditSkills(monsterViewModel: viewModel)
+    }
+}

iOS/MonsterCards.xcodeproj/project.pbxproj

@@ -21,6 +21,7 @@
 		E24ACE5B2607F0F2009BF703 /* EditSpeed.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24ACE5A2607F0F2009BF703 /* EditSpeed.swift */; };
 		E24ACE602607F45E009BF703 /* EditAbilityScores.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24ACE5F2607F45E009BF703 /* EditAbilityScores.swift */; };
 		E24ACE652607F55D009BF703 /* EditSavingThrows.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24ACE642607F55D009BF703 /* EditSavingThrows.swift */; };
+		E24ACE6A2607F715009BF703 /* EditSkills.swift in Sources */ = {isa = PBXBuildFile; fileRef = E24ACE692607F715009BF703 /* EditSkills.swift */; };
 		E2570FB925B1AC520055B23B /* MonsterCardsApp.swift in Sources */ = {isa = PBXBuildFile; fileRef = E2570FB825B1AC520055B23B /* MonsterCardsApp.swift */; };
 		E2570FBB25B1AC520055B23B /* ContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E2570FBA25B1AC520055B23B /* ContentView.swift */; };
 		E2570FBD25B1AC550055B23B /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = E2570FBC25B1AC550055B23B /* Assets.xcassets */; };
@@ -74,6 +75,7 @@
 		E24ACE5A2607F0F2009BF703 /* EditSpeed.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditSpeed.swift; sourceTree = "<group>"; };
 		E24ACE5F2607F45E009BF703 /* EditAbilityScores.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditAbilityScores.swift; sourceTree = "<group>"; };
 		E24ACE642607F55D009BF703 /* EditSavingThrows.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditSavingThrows.swift; sourceTree = "<group>"; };
+		E24ACE692607F715009BF703 /* EditSkills.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditSkills.swift; sourceTree = "<group>"; };
 		E2570FB525B1AC520055B23B /* MonsterCards.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = MonsterCards.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		E2570FB825B1AC520055B23B /* MonsterCardsApp.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MonsterCardsApp.swift; sourceTree = "<group>"; };
 		E2570FBA25B1AC520055B23B /* ContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ContentView.swift; sourceTree = "<group>"; };
@@ -139,6 +141,7 @@
 		E2570FAC25B1AC520055B23B = {
 			isa = PBXGroup;
 			children = (
+				E24ACE692607F715009BF703 /* EditSkills.swift */,
 				E24ACE642607F55D009BF703 /* EditSavingThrows.swift */,
 				E24ACE5F2607F45E009BF703 /* EditAbilityScores.swift */,
 				E24ACE552607EE94009BF703 /* EditArmor.swift */,
@@ -387,6 +390,7 @@
 				E2570FF525B1ADEB0055B23B /* Dashboard.swift in Sources */,
 				E257100425B1AF4A0055B23B /* SearchBar.swift in Sources */,
 				E20209F525D8E04300EFE733 /* AdvantageType.swift in Sources */,
+				E24ACE6A2607F715009BF703 /* EditSkills.swift in Sources */,
 				E20209FC25D8E19100EFE733 /* MonsterViewModel.swift in Sources */,
 				E2570FFF25B1AE180055B23B /* Library.swift in Sources */,
 				E2BD703125B3BBB90058ED69 /* MCStepperField.swift in Sources */,

iOS/MonsterCards/Models/MonsterViewModel.swift

@@ -181,16 +181,16 @@ class MonsterViewModel: ObservableObject {
         monster.charismaSavingThrowAdvantageEnum = charismaSavingThrowAdvantage
         monster.charismaSavingThrowProficiencyEnum = charismaSavingThrowProficiency
 
-//        // Remove missing skills from raw monster
+        // Remove missing skills from raw monster
-//        monster.skills?.forEach {s in
+        monster.skills?.forEach {s in
-//            let skill = s as! Skill
+            let skill = s as! Skill
-//            let skillVM = skills.first { $0.isEqualTo(rawSkill: skill) }
+            let skillVM = skills.first { $0.isEqualTo(rawSkill: skill) }
-//            if (skillVM != nil) {
+            if (skillVM != nil) {
-//                skillVM!.copyToSkill(skill: skill)
+                skillVM!.copyToSkill(skill: skill)
-//            } else {
+            } else {
-//                monster.removeFromSkills(skill)
+                monster.removeFromSkills(skill)
-//            }
+            }
-//        }
+        }
 //        // Add new skills to raw monster
 //        skills.forEach {skillVM in
 //            if (!(monster.skills?.contains(

iOS/MonsterCards/Models/Skill+CoreDataClass.swift

@@ -40,6 +40,15 @@ public class Skill: NSManagedObject {
         }
     }
     
+    var wrappedAdvantage: AdvantageType {
+        get {
+            return AdvantageType.init(rawValue: advantage ?? "") ?? .none
+        }
+        set {
+            advantage = newValue.rawValue
+        }
+    }
+    
     var modifier: Int64 {
         get {
             let proficiencyBonus = Double(monster?.proficiencyBonus ?? 0)

iOS/MonsterCards/Models/SkillViewModel.swift

@@ -6,15 +6,59 @@
 //
 
 import Foundation
+import CoreData
 
-class SkillViewModel: ObservableObject {
+class SkillViewModel: ObservableObject, Hashable, Identifiable {
+    static func == (lhs: SkillViewModel, rhs: SkillViewModel) -> Bool {
+        return lhs.abilityScore == rhs.abilityScore
+            && lhs.advantage == rhs.advantage
+            && lhs.name == rhs.name
+            && lhs.proficiency == rhs.proficiency
+    }
+    
+    func hash(into hasher: inout Hasher) {
+        hasher.combine(abilityScore)
+        hasher.combine(advantage)
+        hasher.combine(name)
+        hasher.combine(proficiency)
+    }
+    
+    func isEqualTo(rawSkill: Skill?) -> Bool {
+        if (rawSkill == nil) {
+            return false;
+        } else if (abilityScore != rawSkill!.wrappedAbilityScore) {
+            return false;
+        } else if (advantage != rawSkill!.wrappedAdvantage) {
+            return false;
+        } else if (name != rawSkill!.name) {
+            return false;
+        } else if (proficiency != rawSkill!.wrappedProficiency) {
+            return false;
+        } else {
+            return true
+        }
+    }
+    
+    func copyToSkill(skill: Skill) {
+        skill.wrappedAbilityScore = abilityScore
+        skill.wrappedAdvantage = advantage
+        skill.name = name
+        skill.wrappedProficiency = proficiency
+    }
 
     init(_ rawSkill: Skill?) {
         if (rawSkill != nil) {
             self.rawSkill = rawSkill
             _name = rawSkill!.name ?? ""
+            _abilityScore = AbilityScore(rawValue: rawSkill!.abilityScoreName ?? "") ?? .strength
+            _proficiency = ProficiencyType(rawValue: rawSkill!.proficiency ?? "") ?? .none
+            _advantage = AdvantageType(rawValue: rawSkill!.advantage ?? "") ?? .none
+            _advantage = .none
         } else {
             _name = ""
+            _abilityScore = .strength
+            _proficiency = .none
+            _advantage = .none
         }
     }
     
@@ -35,4 +79,61 @@ class SkillViewModel: ObservableObject {
             }
         }
     }
+    
+    private var _abilityScore: AbilityScore
+    var abilityScore: AbilityScore {
+        get {
+            return _abilityScore
+        }
+        set {
+            if (newValue != _abilityScore) {
+                _abilityScore = newValue
+                // Notify changed
+            }
+            if (rawSkill != nil) {
+                rawSkill!.wrappedAbilityScore = newValue
+            }
+        }
+    }
+    
+    private var _proficiency: ProficiencyType
+    var proficiency: ProficiencyType {
+        get {
+            return _proficiency
+        }
+        set {
+            if (newValue != _proficiency) {
+                _proficiency = newValue
+                // Notify changed
+            }
+            if (rawSkill != nil) {
+                rawSkill!.wrappedProficiency = newValue
+            }
+        }
+    }
+    
+    private var _advantage: AdvantageType
+    var advantage: AdvantageType {
+        get {
+            return _advantage
+        }
+        set {
+            if (newValue != _advantage) {
+                _advantage = newValue
+                // Notify changed
+            }
+            if (rawSkill != nil) {
+                rawSkill!.wrappedAdvantage = newValue
+            }
+        }
+    }
+    
+    func buildRawSkill(context: NSManagedObjectContext?) -> Skill {
+        let newSkill = context == nil ? Skill.init() : Skill.init(context: context!)
+        newSkill.name = name
+        newSkill.wrappedAbilityScore = abilityScore
+        newSkill.wrappedProficiency = proficiency
+        newSkill.wrappedAdvantage = advantage
+        return newSkill
+    }
 }

iOS/MonsterCards/MonsterCards.xcdatamodeld/MonsterCards.xcdatamodel/contents

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="17192" systemVersion="19H114" minimumToolsVersion="Automatic" sourceLanguage="Swift" usedWithCloudKit="YES" userDefinedModelVersionIdentifier="">
+<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="17709" systemVersion="20D74" minimumToolsVersion="Automatic" sourceLanguage="Swift" usedWithCloudKit="YES" userDefinedModelVersionIdentifier="">
     <entity name="Monster" representedClassName="Monster" syncable="YES" codeGenerationType="category">
         <attribute name="alignment" attributeType="String" defaultValueString=""/>
         <attribute name="armorType" attributeType="String" defaultValueString=""/>
@@ -52,13 +52,14 @@
         <relationship name="skills" optional="YES" toMany="YES" deletionRule="Cascade" destinationEntity="Skill" inverseName="monster" inverseEntity="Skill"/>
     </entity>
     <entity name="Skill" representedClassName="Skill" syncable="YES" codeGenerationType="category">
-        <attribute name="abilityScoreName" attributeType="String" defaultValueString=""/>
+        <attribute name="abilityScoreName" attributeType="String" defaultValueString="strength"/>
+        <attribute name="advantage" attributeType="String" defaultValueString="none"/>
         <attribute name="name" attributeType="String" defaultValueString=""/>
-        <attribute name="proficiency" attributeType="String" defaultValueString=""/>
+        <attribute name="proficiency" attributeType="String" defaultValueString="none"/>
         <relationship name="monster" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="Monster" inverseName="skills" inverseEntity="Monster"/>
     </entity>
     <elements>
         <element name="Monster" positionX="-63" positionY="-18" width="128" height="778"/>
-        <element name="Skill" positionX="-63" positionY="135" width="128" height="103"/>
+        <element name="Skill" positionX="-63" positionY="135" width="128" height="14"/>
     </elements>
 </model>

iOS/MonsterCards/Views/EditMonster.swift

@@ -39,6 +39,10 @@ struct EditMonster: View {
             NavigationLink(
                 "Saving Throws",
                 destination: EditSavingThrows(monsterViewModel: monsterViewModel))
+            
+            NavigationLink(
+                "Skills",
+                destination: EditSkills(monsterViewModel: monsterViewModel))
         }
         .onAppear(perform: copyMonsterToLocal)
         .toolbar(content: {