simplify Exercise to only hold on to the unit of the metric, remove ValueKeyboard as input

WorkoutsPlus/Models/Exercise.swift

@@ -5,6 +5,14 @@
 //  Created by Felix Förtsch on 25.08.24.
 //
 
+// TODO: The model currently has an issue. I think An exercise always (!) has reps 1x 30s or 8x 1 0 kg Push-up. I stumbled upon the issue through the fact that bodyweight exercises can be loaded and for the user it makes sense that a Push-up is the same a Push-up with 10 kg load.
+//  var equipment: [Equipment]
+//		var isPartOfProgression: Bool = false
+//		var type: ExerciseType = [.cardio, .flexibility, .strength, .balance]
+//		var focus: ExerciseFocus? // Strength, Flexibility, Speed, etc
+// TODO: add a way to save suggested metrics (distance, reps, etc)
+
+
 import Foundation
 import SwiftData
 
@@ -15,74 +23,53 @@ final class Exercise: Nameable {
 		var id = UUID()
 		var creationDate: Date = Date.now
 		
-		//		The example for a exercise is the Push-up (but could also be: a sprint interval, a jump, a marathon, etc).
 		@Attribute(.unique) var name: String
-		//		Performing a push-up correctly has the following form cues
 		var exerciseDescription: String = ""
-
-		//		A push-up is measured in reps.
-		var metric: ExerciseMetric
-		// In a typical push-up exercise you perform 8 reps.
-		var suggestedReps = "8" // TODO: Make a Rep
-		var suggestedDuration = "" // TODO: Make a Duration
-		var suggestedDistance = "" // TODO: Make a Distance
-		
-		//		A push-up is part of the Push-up Progression.
 		var isPartOfProgression: Bool = false
-		//		The focus of the push-up is strength
-		//		var focus: ExerciseFocus? // Strength, Flexibility, Speed, etc
+		var metric: ExerciseMetric
 		
-		init(_ name: String, _ metric: ExerciseMetric) {
+		var equipment: [Equipment] = []
+		
+		init(_ name: String, _ metric: ExerciseMetric = .none) {
 				self.name = name
 				self.metric = metric
 		}
 }
 
-enum ExerciseMetric: String, Codable {
-		case reps = "Reps" // Repeat the exrcise for a given amount of repetitions
-		case duration = "Duration" // Do the exercise for given amount of time
-		case distance = "Distance" // Do the exercise for a given amount of distance
-		// Other possible metrics:
-		//		- Open exercise: this exercise does not bring a metric (eg running)
-}
-
-extension Exercise {
-		static func getAdvice(for name: String, with metric: ExerciseMetric) -> String {
-				switch metric {
-				case .reps:
-						return "Repeat \(name == "" ? "New Exercise" : name) 8 times."
-				case .duration:
-						return "Do \(name == "" ? "New Exercise" : name) for 30 seconds."
-				case .distance:
-						return "Do \(name == "" ? "New Exercise" : name) for 500 meters."
-				}
-		}
+enum ExerciseMetric: String, Codable, CaseIterable, Identifiable {
+		case none = ""
+		case distance = "Distance"
+		case time = "Time"
+		case weight = "Weight"
+		
+		var id: Self { self }
 }
 
 extension Exercise {
 		static let sampleDataRecommendedRoutine: [Exercise] = [
-				Exercise("Shoulder Band Warm-up", .duration),
-				Exercise("Squat Sky Reaches", .reps),
-				Exercise("GMB Wrist Prep", .duration),
-				Exercise("Dead Bugs", .reps),
-				Exercise("Pull-up Progression", .reps),
-				Exercise("Dip Progression", .reps),
-				Exercise("Squat Progression", .reps),
-				Exercise("Hinge Progression", .reps),
-				Exercise("Row Progression", .reps),
-				Exercise("Push-up Progression", .reps),
-				Exercise("Handstand Practice", .duration),
-				Exercise("Support Practice", .duration)
+				Exercise("Shoulder Band Warm-up"),
+				Exercise("Squat Sky Reaches"),
+				Exercise("GMB Wrist Prep", .time),
+				Exercise("Dead Bugs"),
+				Exercise("Pull-up Progression", .weight),
+				Exercise("Dip Progression", .weight),
+				Exercise("Squat Progression", .weight),
+				Exercise("Hinge Progression", .weight),
+				Exercise("Row Progression", .weight),
+				Exercise("Push-up Progression", .weight),
+				Exercise("Handstand Practice", .time),
+				Exercise("Support Practice", .time)
 		]
 		
 		static let sampleDataRings: [Exercise] = [
-				Exercise("Dips", .reps),
-				Exercise("Chin-ups", .reps),
-				Exercise("Push-ups", .reps),
-				Exercise("Inverted Rows", .reps),
-				Exercise("Hanging Knee Raises", .reps),
-				Exercise("Pistol Squats", .reps),
-				Exercise("Hanging Leg Curls", .reps),
-				Exercise("Sissy Squats", .reps),
+				Exercise("Dips", .weight),
+				Exercise("Chin-ups", .weight),
+				Exercise("Push-ups", .weight),
+				Exercise("Inverted Rows", .weight),
+				Exercise("Hanging Knee Raises", .weight),
+				Exercise("Pistol Squats", .weight),
+				Exercise("Hanging Leg Curls", .weight),
+				Exercise("Sissy Squats")
 		]
+		
 }