Feat: Fixing equipment settings form

Sources/PressureEstimationsFeature/EquipmentMeasurementForm.swift

@@ -16,35 +16,38 @@ public struct EquipmentMeasurementForm {
   @ObservableState
   public struct State: Equatable {
     @Presents public var destination: Destination.State?
+    public var allowEquipmentTypeSelection: Bool
     public var equipmentType: EquipmentType
     public var focusedField: Field?
-    public var fields: FormFields
+    public var measurements: Measurements
     
     public init(
+      allowEquipmentTypeSelection: Bool = true,
       destination: Destination.State? = nil,
       equipmentType: EquipmentType = .airHandler,
       focusedField: Field? = nil,
-      fields: FormFields = .init()
+      measurements: Measurements = .init()
     ) {
+      self.allowEquipmentTypeSelection = allowEquipmentTypeSelection
       self.destination = destination
       self.equipmentType = equipmentType
       self.focusedField = focusedField
-      self.fields = fields
+      self.measurements = measurements
     }
     
     public var equipmentMeasurement: EquipmentMeasurement {
-      fields.equipmentMeasurement(type: equipmentType)
+      measurements.equipmentMeasurement(type: equipmentType)
     }
     
     public var isValid: Bool {
-      fields.airflow != nil
-      && fields.returnPlenumPressure != nil
-      && fields.postFilterPressure != nil
-      && fields.coilPressure != nil
-      && fields.supplyPlenumPressure != nil
+      measurements.airflow != nil
+      && measurements.returnPlenumPressure != nil
+      && measurements.postFilterPressure != nil
+      && measurements.coilPressure != nil
+      && measurements.supplyPlenumPressure != nil
     }
     
-    public struct FormFields: Equatable {
+    public struct Measurements: Equatable {
       public var airflow: Double?
       public var returnPlenumPressure: Double?
       public var postFilterPressure: Double?
@@ -112,7 +115,7 @@ public struct EquipmentMeasurementForm {
       }
     }
     
-    public enum Field: Hashable, CaseIterable, FocusableField, Identifiable {
+    public enum Field: CaseIterable, FocusableField, Hashable, Identifiable {
       case returnPlenumPressure
       case postFilterPressure
       case coilPressure
@@ -147,16 +150,16 @@ public struct EquipmentMeasurementForm {
         
       case .destination:
         return .none
-        
        
       case let .view(action):
         switch action {
           
         case .infoButtonTapped:
+          state.destination = .infoView(.init())
           return .none
           
         case .resetButtonTapped:
-          state.fields = .init()
+          state.measurements = .init()
           return .none
           
         case .submitField:
@@ -220,21 +223,21 @@ public struct EquipmentMeasurementFormView: View {
   
   public var body: some View {
     Form {
-      Section {
-        
-      } header: {
-        Text("Equipment Type")
-      } footer: {
-        Picker("Equipment Type", selection: $store.equipmentType) {
-          ForEach(EquipmentType.allCases) {
-            Text($0.description)
-              .tag($0)
+      if store.allowEquipmentTypeSelection {
+        Section {
+        } header: {
+          Text("Equipment Type")
+        } footer: {
+          Picker("Equipment Type", selection: $store.equipmentType) {
+            ForEach(EquipmentType.allCases) {
+              Text($0.description)
+                .tag($0)
+            }
           }
+          .pickerStyle(.segmented)
+          .labelsHidden()
         }
-        .pickerStyle(.segmented)
-        .labelsHidden()
       }
-      
       Section {
         Grid(alignment: .leading, horizontalSpacing: 40) {
           ForEach(store.pressureFields) { field in
@@ -268,8 +271,16 @@ public struct EquipmentMeasurementFormView: View {
         }
       }
     }
+    .navigationTitle("Existing Measurements")
     .textLabelStyle(.boldSecondary)
     .textFieldStyle(.roundedBorder)
+    .sheet(
+      item: $store.scope(state: \.destination?.infoView, action: \.destination.infoView)
+    ){ store in
+      NavigationStack {
+        InfoView(store: store)
+      }
+    }
   }
   
   private func textField(
@@ -280,15 +291,15 @@ public struct EquipmentMeasurementFormView: View {
     
     switch field {
     case .returnPlenumPressure:
-      value = $store.fields.returnPlenumPressure
+      value = $store.measurements.returnPlenumPressure
     case .postFilterPressure:
-      value = $store.fields.postFilterPressure
+      value = $store.measurements.postFilterPressure
     case .coilPressure:
-      value = $store.fields.coilPressure
+      value = $store.measurements.coilPressure
     case .supplyPlenumPressure:
-      value = $store.fields.supplyPlenumPressure
+      value = $store.measurements.supplyPlenumPressure
     case .airflow:
-      value = $store.fields.airflow
+      value = $store.measurements.airflow
       fractionLength = 0
     }
     
@@ -325,13 +336,26 @@ public struct EquipmentMeasurementFormView: View {
       .decimalPad()
     }
   }
-  
+}
+
+fileprivate extension InfoViewFeature.State {
+
+  init() {
+    self.init(
+      title: "Existing Measurements",
+      body: """
+      Record the current static pressure and airflow measurements of the existing system.
+      """
+    )
+  }
 }
 
 #Preview {
-  EquipmentMeasurementFormView(
-    store: Store(initialState: EquipmentMeasurementForm.State()) {
-      EquipmentMeasurementForm()
-    }
-  )
+  NavigationStack {
+    EquipmentMeasurementFormView(
+      store: Store(initialState: EquipmentMeasurementForm.State()) {
+        EquipmentMeasurementForm()
+      }
+    )
+  }
 }