feat: Begins room-pressure calculator

2025-02-28 16:27:39 -05:00
parent d08e4b0839
commit 49af734a97
15 changed files with 548 additions and 50 deletions
--- a/Sources/Routes/Models/RoomPressure.swift
+++ b/Sources/Routes/Models/RoomPressure.swift
@@ -0,0 +1,126 @@
+public enum RoomPressure {
+
+  public enum Mode: String, CaseIterable, Codable, Equatable, Sendable {
+    case knownAirflow
+    case measuredPressure
+
+    public var label: String {
+      switch self {
+      case .knownAirflow: return "Known Airflow"
+      case .measuredPressure: return "Measured Pressure"
+      }
+    }
+  }
+
+  public enum Request: Codable, Equatable, Sendable {
+    case knownAirflow(KnownAirflow)
+    case measuredPressure(MeasuredPressure)
+
+    public struct KnownAirflow: Codable, Equatable, Sendable {
+
+      public let targetRoomPressure: Double
+      public let doorWidth: Double
+      public let doorHeight: Double
+      public let doorUndercut: Double
+      public let supplyAirflow: Double
+      public let preferredGrilleHeight: CommonReturnGrilleHeight
+
+      public init(
+        targetRoomPressure: Double,
+        doorWidth: Double,
+        doorHeight: Double,
+        doorUndercut: Double,
+        supplyAirflow: Double,
+        preferredGrilleHeight: RoomPressure.CommonReturnGrilleHeight
+      ) {
+        self.targetRoomPressure = targetRoomPressure
+        self.doorWidth = doorWidth
+        self.doorHeight = doorHeight
+        self.doorUndercut = doorUndercut
+        self.supplyAirflow = supplyAirflow
+        self.preferredGrilleHeight = preferredGrilleHeight
+      }
+    }
+
+    public struct MeasuredPressure: Codable, Equatable, Sendable {
+
+      public let measuredRoomPressure: Double // pascals.
+      public let doorWidth: Double
+      public let doorHeight: Double
+      public let doorUndercut: Double
+      public let preferredGrilleHeight: CommonReturnGrilleHeight
+
+      public init(
+        measuredRoomPressure: Double,
+        doorWidth: Double,
+        doorHeight: Double,
+        doorUndercut: Double,
+        preferredGrilleHeight: RoomPressure.CommonReturnGrilleHeight
+      ) {
+        self.measuredRoomPressure = measuredRoomPressure
+        self.doorWidth = doorWidth
+        self.doorHeight = doorHeight
+        self.doorUndercut = doorUndercut
+        self.preferredGrilleHeight = preferredGrilleHeight
+      }
+    }
+  }
+
+  public struct Response: Codable, Equatable, Sendable {
+
+    public let grilleSize: GrilleSize
+    public let ductSize: DuctSize
+    public let calculatedAirflow: Double?
+    public let warnings: [String]
+
+    public init(
+      grilleSize: RoomPressure.Response.GrilleSize,
+      ductSize: RoomPressure.Response.DuctSize,
+      calculatedAirflow: Double? = nil,
+      warnings: [String]
+    ) {
+      self.grilleSize = grilleSize
+      self.ductSize = ductSize
+      self.calculatedAirflow = calculatedAirflow
+      self.warnings = warnings
+    }
+
+    public struct DuctSize: Codable, Equatable, Sendable {
+
+      public let diameter: Double
+      public let velocity: Double
+
+      public init(diameter: Double, velocity: Double) {
+        self.diameter = diameter
+        self.velocity = velocity
+      }
+
+    }
+
+    public struct GrilleSize: Codable, Equatable, Sendable {
+
+      public let width: Double
+      public let height: Double
+      public let area: Double
+
+      public init(width: Double, height: Double, area: Double) {
+        self.width = width
+        self.height = height
+        self.area = area
+      }
+    }
+
+  }
+
+  public enum CommonReturnGrilleHeight: Int, CaseIterable, Codable, Equatable, Sendable {
+    case four = 4
+    case six = 6
+    case eight = 8
+    case ten = 10
+    case twelve = 12
+    case fourteen = 14
+    case twenty = 20
+
+    public var label: String { "\(rawValue)\"" }
+  }
+}