feat: Update room cooling load to accept either total or sensible loads, instead of requiring a total load.

Sources/DatabaseClient/Internal/Rooms.swift

@@ -87,8 +87,7 @@ extension Room.Create {
     return .init(
       name: name,
       heatingLoad: heatingLoad,
-      coolingTotal: coolingTotal,
+      coolingLoad: coolingLoad,
-      coolingSensible: coolingSensible,
       registerCount: registerCount,
       projectID: projectID
     )
@@ -104,8 +103,7 @@ extension Room {
         .id()
         .field("name", .string, .required)
         .field("heatingLoad", .double, .required)
-        .field("coolingTotal", .double, .required)
+        .field("coolingLoad", .dictionary, .required)
-        .field("coolingSensible", .double)
         .field("registerCount", .int8, .required)
         .field("rectangularSizes", .array)
         .field("createdAt", .datetime)
@@ -136,11 +134,8 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
   @Field(key: "heatingLoad")
   var heatingLoad: Double
 
-  @Field(key: "coolingTotal")
+  @Field(key: "coolingLoad")
-  var coolingTotal: Double
+  var coolingLoad: Room.CoolingLoad
-
-  @Field(key: "coolingSensible")
-  var coolingSensible: Double?
 
   @Field(key: "registerCount")
   var registerCount: Int
@@ -163,8 +158,7 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
     id: UUID? = nil,
     name: String,
     heatingLoad: Double,
-    coolingTotal: Double,
+    coolingLoad: Room.CoolingLoad,
-    coolingSensible: Double? = nil,
     registerCount: Int,
     rectangularSizes: [Room.RectangularSize]? = nil,
     createdAt: Date? = nil,
@@ -174,8 +168,7 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
     self.id = id
     self.name = name
     self.heatingLoad = heatingLoad
-    self.coolingTotal = coolingTotal
+    self.coolingLoad = coolingLoad
-    self.coolingSensible = coolingSensible
     self.registerCount = registerCount
     self.rectangularSizes = rectangularSizes
     self.createdAt = createdAt
@@ -189,8 +182,7 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
       projectID: $project.id,
       name: name,
       heatingLoad: heatingLoad,
-      coolingTotal: coolingTotal,
+      coolingLoad: coolingLoad,
-      coolingSensible: coolingSensible,
       registerCount: registerCount,
       rectangularSizes: rectangularSizes,
       createdAt: createdAt!,
@@ -206,11 +198,8 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
     if let heatingLoad = updates.heatingLoad, heatingLoad != self.heatingLoad {
       self.heatingLoad = heatingLoad
     }
-    if let coolingTotal = updates.coolingTotal, coolingTotal != self.coolingTotal {
+    if let coolingLoad = updates.coolingLoad, coolingLoad != self.coolingLoad {
-      self.coolingTotal = coolingTotal
+      self.coolingLoad = coolingLoad
-    }
-    if let coolingSensible = updates.coolingSensible, coolingSensible != self.coolingSensible {
-      self.coolingSensible = coolingSensible
     }
     if let registerCount = updates.registerCount, registerCount != self.registerCount {
       self.registerCount = registerCount
@@ -229,11 +218,8 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
       Validator.validate(\.heatingLoad, with: .greaterThanOrEquals(0))
         .errorLabel("Heating Load", inline: true)
 
-      Validator.validate(\.coolingTotal, with: .greaterThanOrEquals(0))
+      Validator.validate(\.coolingLoad)
-        .errorLabel("Cooling Total", inline: true)
+        .errorLabel("Cooling Load", inline: true)
-
-      Validator.validate(\.coolingSensible, with: Double.greaterThanOrEquals(0).optional())
-        .errorLabel("Cooling Sensible", inline: true)
 
       Validator.validate(\.registerCount, with: .greaterThanOrEquals(1))
         .errorLabel("Register Count", inline: true)
@@ -244,6 +230,25 @@ final class RoomModel: Model, @unchecked Sendable, Validatable {
   }
 }
 
+extension Room.CoolingLoad: Validatable {
+
+  public var body: some Validation<Self> {
+    Validator.accumulating {
+      // Ensure that at least one of the values is not nil.
+      Validator.oneOf {
+        Validator.validate(\.total, with: .notNil())
+          .errorLabel("Total or Sensible", inline: true)
+        Validator.validate(\.sensible, with: .notNil())
+          .errorLabel("Total or Sensible", inline: true)
+      }
+
+      Validator.validate(\.total, with: Double.greaterThan(0).optional())
+      Validator.validate(\.sensible, with: Double.greaterThan(0).optional())
+    }
+  }
+
+}
+
 extension Room.RectangularSize: Validatable {
 
   public var body: some Validation<Self> {

Sources/ManualDClient/Helpers.swift

@@ -3,13 +3,12 @@ import ManualDCore
 
 extension Room {
 
-  var heatingLoadPerRegister: Double {
+  public var heatingLoadPerRegister: Double {
-
     heatingLoad / Double(registerCount)
   }
 
-  func coolingSensiblePerRegister(projectSHR: Double) -> Double {
+  public func coolingSensiblePerRegister(projectSHR: Double) throws -> Double {
-    let sensible = coolingSensible ?? (coolingTotal * projectSHR)
+    let sensible = try coolingLoad.ensured(shr: projectSHR).sensible
     return sensible / Double(registerCount)
   }
 }
@@ -30,8 +29,8 @@ extension TrunkSize.RoomProxy {
     room.heatingLoadPerRegister * Double(actualRegisterCount)
   }
 
-  func totalCoolingSensible(projectSHR: Double) -> Double {
+  func totalCoolingSensible(projectSHR: Double) throws -> Double {
-    room.coolingSensiblePerRegister(projectSHR: projectSHR) * Double(actualRegisterCount)
+    try room.coolingSensiblePerRegister(projectSHR: projectSHR) * Double(actualRegisterCount)
   }
 }
 
@@ -41,8 +40,8 @@ extension TrunkSize {
     rooms.reduce(into: 0) { $0 += $1.totalHeatingLoad }
   }
 
-  func totalCoolingSensible(projectSHR: Double) -> Double {
+  func totalCoolingSensible(projectSHR: Double) throws -> Double {
-    rooms.reduce(into: 0) { $0 += $1.totalCoolingSensible(projectSHR: projectSHR) }
+    try rooms.reduce(into: 0) { $0 += try $1.totalCoolingSensible(projectSHR: projectSHR) }
   }
 }
 

Sources/ManualDCore/CoolingLoad.swift

@@ -1,13 +1,14 @@
-import Foundation
+// import Foundation
 
-public struct CoolingLoad: Codable, Equatable, Sendable {
+//
-  public let total: Double
+// public struct CoolingLoad: Codable, Equatable, Sendable {
-  public let sensible: Double
+//   public let total: Double
-  public var latent: Double { total - sensible }
+//   public let sensible: Double
-  public var shr: Double { sensible / total }
+//   public var latent: Double { total - sensible }
-
+//   public var shr: Double { sensible / total }
-  public init(total: Double, sensible: Double) {
+//
-    self.total = total
+//   public init(total: Double, sensible: Double) {
-    self.sensible = sensible
+//     self.total = total
-  }
+//     self.sensible = sensible
-}
+//   }
+// }

Sources/ManualDCore/DuctSizes.swift

@@ -152,11 +152,12 @@ extension DuctSizes {
     public static func mock(
       equipmentInfo: EquipmentInfo,
       rooms: [Room],
-      trunks: [TrunkSize]
+      trunks: [TrunkSize],
+      shr: Double
     ) -> Self {
 
       let totalHeatingLoad = rooms.totalHeatingLoad
-      let totalCoolingLoad = rooms.totalCoolingLoad
+      let totalCoolingLoad = try! rooms.totalCoolingLoad(shr: shr)
 
       let roomContainers = rooms.reduce(into: [RoomContainer]()) { array, room in
         array += RoomContainer.mock(
@@ -164,7 +165,8 @@ extension DuctSizes {
           totalHeatingLoad: totalHeatingLoad,
           totalCoolingLoad: totalCoolingLoad,
           totalHeatingCFM: Double(equipmentInfo.heatingCFM),
-          totalCoolingCFM: Double(equipmentInfo.coolingCFM)
+          totalCoolingCFM: Double(equipmentInfo.coolingCFM),
+          shr: shr
         )
       }
 
@@ -187,14 +189,15 @@ extension DuctSizes {
       totalHeatingLoad: Double,
       totalCoolingLoad: Double,
       totalHeatingCFM: Double,
-      totalCoolingCFM: Double
+      totalCoolingCFM: Double,
+      shr: Double
     ) -> [Self] {
       var retval = [DuctSizes.RoomContainer]()
       let heatingLoad = room.heatingLoad / Double(room.registerCount)
       let heatingFraction = heatingLoad / totalHeatingLoad
       let heatingCFM = totalHeatingCFM * heatingFraction
       // Not really accurate, but works for mocks.
-      let coolingLoad = room.coolingTotal / Double(room.registerCount)
+      let coolingLoad = (try! room.coolingLoad.ensured(shr: shr).total) / Double(room.registerCount)
       let coolingFraction = coolingLoad / totalCoolingLoad
       let coolingCFM = totalCoolingCFM * coolingFraction
 

Sources/ManualDCore/Room.swift

@@ -9,19 +9,19 @@ import Foundation
 public struct Room: Codable, Equatable, Identifiable, Sendable {
   /// The unique id of the room.
   public let id: UUID
+
   /// The project this room is associated with.
   public let projectID: Project.ID
+
   /// A unique name for the room in the project.
   public let name: String
+
   /// The heating load required for the room (from Manual-J).
   public let heatingLoad: Double
-  /// The total cooling load required for the room (from Manual-J).
+
-  public let coolingTotal: Double
+  /// The cooling load required for the room (from Manual-J).
-  /// An optional sensible cooling load for the room.
+  public let coolingLoad: CoolingLoad
-  ///
+
-  /// **NOTE:** This is generally not set, but calculated from the project wide
-  ///           sensible heat ratio.
-  public let coolingSensible: Double?
   /// The number of registers for the room.
   public let registerCount: Int
   /// The rectangular duct size calculations for a room.
@@ -29,8 +29,10 @@ public struct Room: Codable, Equatable, Identifiable, Sendable {
   /// **NOTE:** These are optionally set after the round sizes have been calculate
   ///           for a room.
   public let rectangularSizes: [RectangularSize]?
+
   /// When the room was created in the database.
   public let createdAt: Date
+
   /// When the room was updated in the database.
   public let updatedAt: Date
 
@@ -39,8 +41,7 @@ public struct Room: Codable, Equatable, Identifiable, Sendable {
     projectID: Project.ID,
     name: String,
     heatingLoad: Double,
-    coolingTotal: Double,
+    coolingLoad: CoolingLoad,
-    coolingSensible: Double? = nil,
     registerCount: Int = 1,
     rectangularSizes: [RectangularSize]? = nil,
     createdAt: Date,
@@ -50,13 +51,46 @@ public struct Room: Codable, Equatable, Identifiable, Sendable {
     self.projectID = projectID
     self.name = name
     self.heatingLoad = heatingLoad
-    self.coolingTotal = coolingTotal
+    self.coolingLoad = coolingLoad
-    self.coolingSensible = coolingSensible
     self.registerCount = registerCount
     self.rectangularSizes = rectangularSizes
     self.createdAt = createdAt
     self.updatedAt = updatedAt
   }
+
+  /// Represents the cooling load of a room.
+  ///
+  /// Generally only one of the values is provided by a Manual-J room x room
+  /// calculation.
+  ///
+  public struct CoolingLoad: Codable, Equatable, Sendable {
+
+    public let total: Double?
+    public let sensible: Double?
+
+    public init(total: Double? = nil, sensible: Double? = nil) {
+      self.total = total
+      self.sensible = sensible
+    }
+
+    /// Calculates the cooling load based on the shr.
+    ///
+    /// Generally Manual-J room x room loads provide either the total load or the
+    /// sensible load, so this allows us to calculate whichever is not provided.
+    public func ensured(shr: Double) throws -> (total: Double, sensible: Double) {
+      switch (total, sensible) {
+      case (.none, .none):
+        throw CoolingLoadError("Both the total and sensible loads are nil.")
+      case (.some(let total), .some(let sensible)):
+        return (total, sensible)
+      case (.some(let total), .none):
+        return (total, total * shr)
+      case (.none, .some(let sensible)):
+        return (sensible / shr, sensible)
+      }
+
+    }
+  }
 }
 
 extension Room {
@@ -69,17 +103,21 @@ extension Room {
     /// The heating load required for the room (from Manual-J).
     public let heatingLoad: Double
     /// The total cooling load required for the room (from Manual-J).
-    public let coolingTotal: Double
+    public let coolingTotal: Double?
     /// An optional sensible cooling load for the room.
     public let coolingSensible: Double?
     /// The number of registers for the room.
     public let registerCount: Int
 
+    public var coolingLoad: Room.CoolingLoad {
+      .init(total: coolingTotal, sensible: coolingSensible)
+    }
+
     public init(
       projectID: Project.ID,
       name: String,
       heatingLoad: Double,
-      coolingTotal: Double,
+      coolingTotal: Double? = nil,
       coolingSensible: Double? = nil,
       registerCount: Int = 1
     ) {
@@ -118,7 +156,7 @@ extension Room {
 
   /// Represents field that can be updated on a room after it's been created in the database.
   ///
-  /// Only fields that are supplied get updated.
+  /// Onlly fields that are supplied get updated.
   public struct Update: Codable, Equatable, Sendable {
     /// A unique name for the room in the project.
     public let name: String?
@@ -133,6 +171,13 @@ extension Room {
     /// The rectangular duct size calculations for a room.
     public let rectangularSizes: [RectangularSize]?
 
+    public var coolingLoad: CoolingLoad? {
+      guard coolingTotal != nil || coolingSensible != nil else {
+        return nil
+      }
+      return .init(total: coolingTotal, sensible: coolingSensible)
+    }
+
     public init(
       name: String? = nil,
       heatingLoad: Double? = nil,
@@ -169,22 +214,30 @@ extension Array where Element == Room {
   }
 
   /// The sum of total cooling loads for an array of rooms.
-  public var totalCoolingLoad: Double {
+  public func totalCoolingLoad(shr: Double) throws -> Double {
-    reduce(into: 0) { $0 += $1.coolingTotal }
+    try reduce(into: 0) { $0 += try $1.coolingLoad.ensured(shr: shr).total }
   }
 
   /// The sum of sensible cooling loads for an array of rooms.
   ///
   /// - Parameters:
   ///   - shr: The project wide sensible heat ratio.
-  public func totalCoolingSensible(shr: Double) -> Double {
+  public func totalCoolingSensible(shr: Double) throws -> Double {
-    reduce(into: 0) {
+    try reduce(into: 0) {
-      let sensible = $1.coolingSensible ?? ($1.coolingTotal * shr)
+      // let sensible = $1.coolingSensible ?? ($1.coolingTotal * shr)
-      $0 += sensible
+      $0 += try $1.coolingLoad.ensured(shr: shr).sensible
     }
   }
 }
 
+public struct CoolingLoadError: Error, Equatable, Sendable {
+  public let reason: String
+
+  public init(_ reason: String) {
+    self.reason = reason
+  }
+}
+
 #if DEBUG
 
   extension Room {
@@ -199,8 +252,8 @@ extension Array where Element == Room {
           projectID: projectID,
           name: "Bed-1",
           heatingLoad: 3913,
-          coolingTotal: 2472,
+          coolingLoad: .init(total: 2472),
-          coolingSensible: nil,
+          // coolingSensible: nil,
           registerCount: 1,
           rectangularSizes: nil,
           createdAt: now,
@@ -211,8 +264,8 @@ extension Array where Element == Room {
           projectID: projectID,
           name: "Entry",
           heatingLoad: 8284,
-          coolingTotal: 2916,
+          coolingLoad: .init(total: 2916),
-          coolingSensible: nil,
+          // coolingSensible: nil,
           registerCount: 2,
           rectangularSizes: nil,
           createdAt: now,
@@ -223,8 +276,8 @@ extension Array where Element == Room {
           projectID: projectID,
           name: "Family Room",
           heatingLoad: 9785,
-          coolingTotal: 7446,
+          coolingLoad: .init(total: 7446),
-          coolingSensible: nil,
+          // coolingSensible: nil,
           registerCount: 3,
           rectangularSizes: nil,
           createdAt: now,
@@ -235,8 +288,8 @@ extension Array where Element == Room {
           projectID: projectID,
           name: "Kitchen",
           heatingLoad: 4518,
-          coolingTotal: 5096,
+          coolingLoad: .init(total: 5096),
-          coolingSensible: nil,
+          // coolingSensible: nil,
           registerCount: 2,
           rectangularSizes: nil,
           createdAt: now,
@@ -247,8 +300,8 @@ extension Array where Element == Room {
           projectID: projectID,
           name: "Living Room",
           heatingLoad: 7553,
-          coolingTotal: 6829,
+          coolingLoad: .init(total: 6829),
-          coolingSensible: nil,
+          // coolingSensible: nil,
           registerCount: 2,
           rectangularSizes: nil,
           createdAt: now,
@@ -259,8 +312,8 @@ extension Array where Element == Room {
           projectID: projectID,
           name: "Master",
           heatingLoad: 8202,
-          coolingTotal: 2076,
+          coolingLoad: .init(total: 2076),
-          coolingSensible: nil,
+          // coolingSensible: nil,
           registerCount: 2,
           rectangularSizes: nil,
           createdAt: now,

Sources/ManualDCore/Routes/ViewRoute.swift

@@ -218,9 +218,11 @@ extension SiteRoute.View.ProjectRoute {
             Field("projectID") { Project.ID.parser() }
             Field("name", .string)
             Field("heatingLoad") { Double.parser() }
-            Field("coolingTotal") { Double.parser() }
             Optionally {
-              Field("coolingSensible", default: nil) { Double.parser() }
+              Field("coolingTotal") { Double.parser() }
+            }
+            Optionally {
+              Field("coolingSensible") { Double.parser() }
             }
             Field("registerCount") { Digits() }
           }

Sources/PdfClient/Interface.swift

@@ -150,7 +150,12 @@ extension PdfClient {
         project: project,
         rooms: rooms,
         componentLosses: ComponentPressureLoss.mock(projectID: project.id),
-        ductSizes: .mock(equipmentInfo: equipmentInfo, rooms: rooms, trunks: trunks),
+        ductSizes: .mock(
+          equipmentInfo: equipmentInfo,
+          rooms: rooms,
+          trunks: trunks,
+          shr: project.sensibleHeatRatio ?? 0.83
+        ),
         equipmentInfo: equipmentInfo,
         maxSupplyTEL: equivalentLengths.first { $0.type == .supply }!,
         maxReturnTEL: equivalentLengths.first { $0.type == .return }!,

Sources/PdfClient/Views/RoomTable.swift

@@ -21,10 +21,9 @@ struct RoomsTable: HTML, Sendable {
           tr {
             td { room.name }
             td { room.heatingLoad.string(digits: 0) }
-            td { room.coolingTotal.string(digits: 0) }
+            td { try! room.coolingLoad.ensured(shr: projectSHR).total.string(digits: 0) }
             td {
-              (room.coolingSensible
+              try! room.coolingLoad.ensured(shr: projectSHR).sensible.string(digits: 0)
-                ?? (room.coolingTotal * projectSHR)).string(digits: 0)
             }
             td { room.registerCount.string() }
           }
@@ -37,10 +36,10 @@ struct RoomsTable: HTML, Sendable {
             rooms.totalHeatingLoad.string(digits: 0)
           }
           td(.class("coolingTotal label")) {
-            rooms.totalCoolingLoad.string(digits: 0)
+            try! rooms.totalCoolingLoad(shr: projectSHR).string(digits: 0)
           }
           td(.class("coolingSensible label")) {
-            rooms.totalCoolingSensible(shr: projectSHR).string(digits: 0)
+            try! rooms.totalCoolingSensible(shr: projectSHR).string(digits: 0)
           }
           td {}
         }

Sources/ProjectClient/Internal/ManualDClient+calculateDuctSizes.swift

@@ -41,11 +41,11 @@ extension ManualDClient {
 
     var retval: [DuctSizes.RoomContainer] = []
     let totalHeatingLoad = rooms.totalHeatingLoad
-    let totalCoolingSensible = rooms.totalCoolingSensible(shr: sharedRequest.projectSHR)
+    let totalCoolingSensible = try rooms.totalCoolingSensible(shr: sharedRequest.projectSHR)
 
     for room in rooms {
       let heatingLoad = room.heatingLoadPerRegister
-      let coolingLoad = room.coolingSensiblePerRegister(projectSHR: sharedRequest.projectSHR)
+      let coolingLoad = try room.coolingSensiblePerRegister(projectSHR: sharedRequest.projectSHR)
       let heatingPercent = heatingLoad / totalHeatingLoad
       let coolingPercent = coolingLoad / totalCoolingSensible
       let heatingCFM = heatingPercent * Double(sharedRequest.equipmentInfo.heatingCFM)
@@ -102,11 +102,11 @@ extension ManualDClient {
 
     var retval = [DuctSizes.TrunkContainer]()
     let totalHeatingLoad = rooms.totalHeatingLoad
-    let totalCoolingSensible = rooms.totalCoolingSensible(shr: sharedRequest.projectSHR)
+    let totalCoolingSensible = try rooms.totalCoolingSensible(shr: sharedRequest.projectSHR)
 
     for trunk in trunks {
       let heatingLoad = trunk.totalHeatingLoad
-      let coolingLoad = trunk.totalCoolingSensible(projectSHR: sharedRequest.projectSHR)
+      let coolingLoad = try trunk.totalCoolingSensible(projectSHR: sharedRequest.projectSHR)
       let heatingPercent = heatingLoad / totalHeatingLoad
       let coolingPercent = coolingLoad / totalCoolingSensible
       let heatingCFM = heatingPercent * Double(sharedRequest.equipmentInfo.heatingCFM)
@@ -181,18 +181,18 @@ extension DuctSizes.SizeContainer {
   }
 }
 
-extension Room {
+// extension Room {
-
+//
-  var heatingLoadPerRegister: Double {
+//   var heatingLoadPerRegister: Double {
-
+//
-    heatingLoad / Double(registerCount)
+//     heatingLoad / Double(registerCount)
-  }
+//   }
-
+//
-  func coolingSensiblePerRegister(projectSHR: Double) -> Double {
+//   func coolingSensiblePerRegister(projectSHR: Double) -> Double {
-    let sensible = coolingSensible ?? (coolingTotal * projectSHR)
+//     let sensible = coolingSensible ?? (coolingTotal * projectSHR)
-    return sensible / Double(registerCount)
+//     return sensible / Double(registerCount)
-  }
+//   }
-}
+// }
 
 extension TrunkSize.RoomProxy {
 
@@ -210,8 +210,8 @@ extension TrunkSize.RoomProxy {
     room.heatingLoadPerRegister * Double(actualRegisterCount)
   }
 
-  func totalCoolingSensible(projectSHR: Double) -> Double {
+  func totalCoolingSensible(projectSHR: Double) throws -> Double {
-    room.coolingSensiblePerRegister(projectSHR: projectSHR) * Double(actualRegisterCount)
+    try room.coolingSensiblePerRegister(projectSHR: projectSHR) * Double(actualRegisterCount)
   }
 }
 
@@ -221,7 +221,7 @@ extension TrunkSize {
     rooms.reduce(into: 0) { $0 += $1.totalHeatingLoad }
   }
 
-  func totalCoolingSensible(projectSHR: Double) -> Double {
+  func totalCoolingSensible(projectSHR: Double) throws -> Double {
-    rooms.reduce(into: 0) { $0 += $1.totalCoolingSensible(projectSHR: projectSHR) }
+    try rooms.reduce(into: 0) { $0 += try $1.totalCoolingSensible(projectSHR: projectSHR) }
   }
 }

Sources/ViewController/Views/Rooms/RoomForm.swift

@@ -73,14 +73,15 @@ struct RoomForm: HTML, Sendable {
           .value(room?.heatingLoad)
         )
 
+        // TODO: Add description that only one is required (cooling total or sensible)
+
         LabeledInput(
           "Cooling Total",
           .name("coolingTotal"),
           .type(.number),
-          .placeholder("1234"),
+          .placeholder("1234 (Optional)"),
-          .required,
           .min("0"),
-          .value(room?.coolingTotal)
+          .value(room?.coolingLoad.total)
         )
 
         LabeledInput(
@@ -89,7 +90,7 @@ struct RoomForm: HTML, Sendable {
           .type(.number),
           .placeholder("1234 (Optional)"),
           .min("0"),
-          .value(room?.coolingSensible)
+          .value(room?.coolingLoad.sensible)
         )
 
         LabeledInput(

Sources/ViewController/Views/Rooms/RoomsView.swift

@@ -54,13 +54,15 @@ struct RoomsView: HTML, Sendable {
 
           div(.class("flex justify-center items-end space-x-4 my-auto font-bold")) {
             span(.class("text-lg")) { "Cooling Total" }
-            Badge(number: rooms.totalCoolingLoad, digits: 0)
+            // TODO: ResultView ??
+            Badge(number: try! rooms.totalCoolingLoad(shr: sensibleHeatRatio ?? 1.0), digits: 0)
               .attributes(.class("badge-success"))
           }
 
           div(.class("flex grow justify-end items-end space-x-4 me-4 my-auto font-bold")) {
             span(.class("text-lg")) { "Cooling Sensible" }
-            Badge(number: rooms.totalCoolingSensible(shr: sensibleHeatRatio ?? 1.0), digits: 0)
+            // TODO: ResultView ??
+            Badge(number: try! rooms.totalCoolingSensible(shr: sensibleHeatRatio ?? 1.0), digits: 0)
               .attributes(.class("badge-info"))
           }
         }
@@ -125,10 +127,11 @@ struct RoomsView: HTML, Sendable {
     let shr: Double
 
     var coolingSensible: Double {
-      guard let value = room.coolingSensible else {
+      try! room.coolingLoad.ensured(shr: shr).sensible
-        return room.coolingTotal * shr
+      // guard let value = room.coolingSensible else {
-      }
+      //   return room.coolingTotal * shr
-      return value
+      // }
+      // return value
     }
 
     init(room: Room, shr: Double?) {
@@ -147,7 +150,7 @@ struct RoomsView: HTML, Sendable {
         }
         td {
           div(.class("flex justify-center")) {
-            Number(room.coolingTotal, digits: 0)
+            Number(try! room.coolingLoad.ensured(shr: shr).total, digits: 0)
             // .attributes(.class("text-success"))
           }
         }

Tests/DatabaseClientTests/RoomTests.swift

@@ -132,6 +132,14 @@ struct RoomTests {
         coolingSensible: -1,
         registerCount: -1
       ),
+      Room.Create(
+        projectID: UUID(0),
+        name: "Test",
+        heatingLoad: 12345,
+        coolingTotal: nil,
+        coolingSensible: nil,
+        registerCount: 1
+      ),
     ]
   )
   func validations(room: Room.Create) throws {

Tests/ViewControllerTests/ViewControllerTests.swift

@@ -103,7 +103,8 @@ struct ViewControllerTests {
     let mockDuctSizes = DuctSizes.mock(
       equipmentInfo: equipment,
       rooms: rooms,
-      trunks: trunks
+      trunks: trunks,
+      shr: project.sensibleHeatRatio ?? 0.83
     )
 
     try await withDefaultDependencies {

Tests/ViewControllerTests/__Snapshots__/ViewControllerTests/projectDetail.2.html

@@ -158,7 +158,7 @@ p-6 w-full">
                               Heating Load</label><label class="input w-full"><span class="label"></span>
                               <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="3913.0">
                               Cooling Total</label><label class="input w-full"><span class="label"></span>
-                              <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="2472.0">
+                              <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="2472.0">
                               Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                               <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                               Registers</label><label class="input w-full"><span class="label"></span>
@@ -211,7 +211,7 @@ p-6 w-full">
                               Heating Load</label><label class="input w-full"><span class="label"></span>
                               <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="8284.0">
                               Cooling Total</label><label class="input w-full"><span class="label"></span>
-                              <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="2916.0">
+                              <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="2916.0">
                               Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                               <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                               Registers</label><label class="input w-full"><span class="label"></span>
@@ -264,7 +264,7 @@ p-6 w-full">
                               Heating Load</label><label class="input w-full"><span class="label"></span>
                               <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="9785.0">
                               Cooling Total</label><label class="input w-full"><span class="label"></span>
-                              <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="7446.0">
+                              <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="7446.0">
                               Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                               <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                               Registers</label><label class="input w-full"><span class="label"></span>
@@ -317,7 +317,7 @@ p-6 w-full">
                               Heating Load</label><label class="input w-full"><span class="label"></span>
                               <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="4518.0">
                               Cooling Total</label><label class="input w-full"><span class="label"></span>
-                              <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="5096.0">
+                              <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="5096.0">
                               Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                               <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                               Registers</label><label class="input w-full"><span class="label"></span>
@@ -370,7 +370,7 @@ p-6 w-full">
                               Heating Load</label><label class="input w-full"><span class="label"></span>
                               <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="7553.0">
                               Cooling Total</label><label class="input w-full"><span class="label"></span>
-                              <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="6829.0">
+                              <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="6829.0">
                               Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                               <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                               Registers</label><label class="input w-full"><span class="label"></span>
@@ -423,7 +423,7 @@ p-6 w-full">
                               Heating Load</label><label class="input w-full"><span class="label"></span>
                               <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="8202.0">
                               Cooling Total</label><label class="input w-full"><span class="label"></span>
-                              <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="2076.0">
+                              <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="2076.0">
                               Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                               <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                               Registers</label><label class="input w-full"><span class="label"></span>
@@ -447,7 +447,7 @@ p-6 w-full">
                       Heating Load</label><label class="input w-full"><span class="label"></span>
                       <input name="heatingLoad" type="number" placeholder="1234" required min="0" value="">
                       Cooling Total</label><label class="input w-full"><span class="label"></span>
-                      <input name="coolingTotal" type="number" placeholder="1234" required min="0" value="">
+                      <input name="coolingTotal" type="number" placeholder="1234 (Optional)" min="0" value="">
                       Cooling Sensible</label><label class="input w-full"><span class="label"></span>
                       <input name="coolingSensible" type="number" placeholder="1234 (Optional)" min="0" value="">
                       Registers</label><label class="input w-full"><span class="label"></span>