feat: Rename items in database client for consistency.

Sources/DatabaseClient/Internal/ComponentPressureLoss.swift

@@ -0,0 +1,172 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient.ComponentLosses: TestDependencyKey {
+  public static let testValue = Self()
+}
+
+extension DatabaseClient.ComponentLosses {
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        let model = try request.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await ComponentLossModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      fetch: { projectID in
+        try await ComponentLossModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id, .equal, projectID)
+          .all()
+          .map { try $0.toDTO() }
+
+      },
+      get: { id in
+        try await ComponentLossModel.find(id, on: database).map { try $0.toDTO() }
+      },
+      update: { id, updates in
+        try updates.validate()
+        guard let model = try await ComponentLossModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        model.applyUpdates(updates)
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension ComponentPressureLoss.Create {
+
+  func toModel() throws(ValidationError) -> ComponentLossModel {
+    try validate()
+    return .init(name: name, value: value, projectID: projectID)
+  }
+
+  func validate() throws(ValidationError) {
+    guard !name.isEmpty else {
+      throw ValidationError("Component loss name should not be empty.")
+    }
+    guard value > 0 else {
+      throw ValidationError("Component loss value should be greater than 0.")
+    }
+    guard value < 1.0 else {
+      throw ValidationError("Component loss value should be less than 1.0.")
+    }
+  }
+}
+
+extension ComponentPressureLoss.Update {
+  func validate() throws(ValidationError) {
+    if let name {
+      guard !name.isEmpty else {
+        throw ValidationError("Component loss name should not be empty.")
+      }
+    }
+    if let value {
+      guard value > 0 else {
+        throw ValidationError("Component loss value should be greater than 0.")
+      }
+      guard value < 1.0 else {
+        throw ValidationError("Component loss value should be less than 1.0.")
+      }
+    }
+  }
+}
+
+extension ComponentPressureLoss {
+  struct Migrate: AsyncMigration {
+    let name = "CreateComponentLoss"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(ComponentLossModel.schema)
+        .id()
+        .field("name", .string, .required)
+        .field("value", .double, .required)
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .field(
+          "projectID", .uuid, .required, .references(ProjectModel.schema, "id", onDelete: .cascade)
+        )
+        // .unique(on: "projectID", "name")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(ComponentLossModel.schema).delete()
+    }
+  }
+}
+
+final class ComponentLossModel: Model, @unchecked Sendable {
+
+  static let schema = "component_loss"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "name")
+  var name: String
+
+  @Field(key: "value")
+  var value: Double
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @Parent(key: "projectID")
+  var project: ProjectModel
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    name: String,
+    value: Double,
+    createdAt: Date? = nil,
+    updatedAt: Date? = nil,
+    projectID: Project.ID
+  ) {
+    self.id = id
+    self.name = name
+    self.value = value
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+    $project.id = projectID
+  }
+
+  func toDTO() throws -> ComponentPressureLoss {
+    try .init(
+      id: requireID(),
+      projectID: $project.id,
+      name: name,
+      value: value,
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func applyUpdates(_ updates: ComponentPressureLoss.Update) {
+    if let name = updates.name, name != self.name {
+      self.name = name
+    }
+    if let value = updates.value, value != self.value {
+      self.value = value
+    }
+  }
+}

Sources/DatabaseClient/Internal/EffectiveLength.swift

@@ -0,0 +1,190 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient.EquivalentLengths: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        let model = try request.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await EffectiveLengthModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      fetch: { projectID in
+        try await EffectiveLengthModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id, .equal, projectID)
+          .all()
+          .map { try $0.toDTO() }
+      },
+      fetchMax: { projectID in
+        let effectiveLengths = try await EffectiveLengthModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id, .equal, projectID)
+          .all()
+          .map { try $0.toDTO() }
+
+        return .init(
+          supply: effectiveLengths.filter({ $0.type == .supply })
+            .sorted(by: { $0.totalEquivalentLength > $1.totalEquivalentLength })
+            .first,
+          return: effectiveLengths.filter({ $0.type == .return })
+            .sorted(by: { $0.totalEquivalentLength > $1.totalEquivalentLength })
+            .first
+        )
+
+      },
+      get: { id in
+        try await EffectiveLengthModel.find(id, on: database).map { try $0.toDTO() }
+      },
+      update: { id, updates in
+        guard let model = try await EffectiveLengthModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try model.applyUpdates(updates)
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension EquivalentLength.Create {
+
+  func toModel() throws -> EffectiveLengthModel {
+    try validate()
+    return try .init(
+      name: name,
+      type: type.rawValue,
+      straightLengths: straightLengths,
+      groups: JSONEncoder().encode(groups),
+      projectID: projectID
+    )
+  }
+
+  func validate() throws(ValidationError) {
+    guard !name.isEmpty else {
+      throw ValidationError("Effective length name can not be empty.")
+    }
+  }
+}
+
+extension EquivalentLength {
+
+  struct Migrate: AsyncMigration {
+    let name = "CreateEffectiveLength"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(EffectiveLengthModel.schema)
+        .id()
+        .field("name", .string, .required)
+        .field("type", .string, .required)
+        .field("straightLengths", .array(of: .int))
+        .field("groups", .data)
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .field(
+          "projectID", .uuid, .required, .references(ProjectModel.schema, "id", onDelete: .cascade)
+        )
+        .unique(on: "projectID", "name", "type")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(EffectiveLengthModel.schema).delete()
+    }
+  }
+}
+
+// TODO: Add total effective length field so that we can lookup / compare which one is
+//       the longest for a given project.
+final class EffectiveLengthModel: Model, @unchecked Sendable {
+
+  static let schema = "effective_length"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "name")
+  var name: String
+
+  @Field(key: "type")
+  var type: String
+
+  @Field(key: "straightLengths")
+  var straightLengths: [Int]
+
+  @Field(key: "groups")
+  var groups: Data
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @Parent(key: "projectID")
+  var project: ProjectModel
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    name: String,
+    type: String,
+    straightLengths: [Int],
+    groups: Data,
+    createdAt: Date? = nil,
+    updatedAt: Date? = nil,
+    projectID: Project.ID
+  ) {
+    self.id = id
+    self.name = name
+    self.type = type
+    self.straightLengths = straightLengths
+    self.groups = groups
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+    $project.id = projectID
+  }
+
+  func toDTO() throws -> EquivalentLength {
+    try .init(
+      id: requireID(),
+      projectID: $project.id,
+      name: name,
+      type: .init(rawValue: type)!,
+      straightLengths: straightLengths,
+      groups: JSONDecoder().decode([EquivalentLength.FittingGroup].self, from: groups),
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func applyUpdates(_ updates: EquivalentLength.Update) throws {
+    if let name = updates.name, name != self.name {
+      self.name = name
+    }
+    if let type = updates.type, type.rawValue != self.type {
+      self.type = type.rawValue
+    }
+    if let straightLengths = updates.straightLengths, straightLengths != self.straightLengths {
+      self.straightLengths = straightLengths
+    }
+    if let groups = updates.groups {
+      self.groups = try JSONEncoder().encode(groups)
+    }
+  }
+}

Sources/DatabaseClient/Internal/Equipment.swift

@@ -0,0 +1,199 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient.Equipment: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        let model = try request.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await EquipmentModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      fetch: { projectId in
+        guard
+          let model = try await EquipmentModel.query(on: database)
+            .filter("projectID", .equal, projectId)
+            .first()
+        else {
+          return nil
+        }
+        return try model.toDTO()
+      },
+      get: { id in
+        try await EquipmentModel.find(id, on: database).map { try $0.toDTO() }
+      },
+      update: { id, updates in
+        guard let model = try await EquipmentModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try updates.validate()
+        model.applyUpdates(updates)
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension EquipmentInfo.Create {
+
+  func toModel() throws(ValidationError) -> EquipmentModel {
+    try validate()
+    return .init(
+      staticPressure: staticPressure,
+      heatingCFM: heatingCFM,
+      coolingCFM: coolingCFM,
+      projectID: projectID
+    )
+  }
+
+  func validate() throws(ValidationError) {
+    guard staticPressure >= 0 else {
+      throw ValidationError("Equipment info static pressure should be greater than 0.")
+    }
+    guard staticPressure <= 1.0 else {
+      throw ValidationError("Equipment info static pressure should be less than 1.0.")
+    }
+    guard heatingCFM >= 0 else {
+      throw ValidationError("Equipment info heating CFM should be greater than 0.")
+    }
+    guard coolingCFM >= 0 else {
+      throw ValidationError("Equipment info heating CFM should be greater than 0.")
+    }
+  }
+}
+
+extension EquipmentInfo.Update {
+  var hasUpdates: Bool {
+    staticPressure != nil || heatingCFM != nil || coolingCFM != nil
+  }
+
+  func validate() throws(ValidationError) {
+    if let staticPressure {
+      guard staticPressure >= 0 else {
+        throw ValidationError("Equipment info static pressure should be greater than 0.")
+      }
+    }
+    if let heatingCFM {
+      guard heatingCFM >= 0 else {
+        throw ValidationError("Equipment info heating CFM should be greater than 0.")
+      }
+    }
+    if let coolingCFM {
+      guard coolingCFM >= 0 else {
+        throw ValidationError("Equipment info heating CFM should be greater than 0.")
+      }
+    }
+  }
+}
+
+extension EquipmentInfo {
+
+  struct Migrate: AsyncMigration {
+
+    let name = "CreateEquipment"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(EquipmentModel.schema)
+        .id()
+        .field("staticPressure", .double, .required)
+        .field("heatingCFM", .int16, .required)
+        .field("coolingCFM", .int16, .required)
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .field(
+          "projectID", .uuid, .required, .references(ProjectModel.schema, "id", onDelete: .cascade)
+        )
+        .unique(on: "projectID")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(EquipmentModel.schema).delete()
+    }
+
+  }
+}
+
+final class EquipmentModel: Model, @unchecked Sendable {
+
+  static let schema = "equipment"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "staticPressure")
+  var staticPressure: Double
+
+  @Field(key: "heatingCFM")
+  var heatingCFM: Int
+
+  @Field(key: "coolingCFM")
+  var coolingCFM: Int
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @Parent(key: "projectID")
+  var project: ProjectModel
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    staticPressure: Double,
+    heatingCFM: Int,
+    coolingCFM: Int,
+    createdAt: Date? = nil,
+    updatedAt: Date? = nil,
+    projectID: Project.ID
+  ) {
+    self.id = id
+    self.staticPressure = staticPressure
+    self.heatingCFM = heatingCFM
+    self.coolingCFM = coolingCFM
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+    $project.id = projectID
+  }
+
+  func toDTO() throws -> EquipmentInfo {
+    try .init(
+      id: requireID(),
+      projectID: $project.id,
+      staticPressure: staticPressure,
+      heatingCFM: heatingCFM,
+      coolingCFM: coolingCFM,
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func applyUpdates(_ updates: EquipmentInfo.Update) {
+    if let staticPressure = updates.staticPressure {
+      self.staticPressure = staticPressure
+    }
+    if let heatingCFM = updates.heatingCFM {
+      self.heatingCFM = heatingCFM
+    }
+    if let coolingCFM = updates.coolingCFM {
+      self.coolingCFM = coolingCFM
+    }
+  }
+}

Sources/DatabaseClient/Internal/Projects.swift

@@ -0,0 +1,353 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient.Projects: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { userID, request in
+        let model = try request.toModel(userID: userID)
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await ProjectModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      detail: { id in
+        guard
+          let model = try await ProjectModel.query(on: database)
+            .with(\.$componentLosses)
+            .with(\.$equipment)
+            .with(\.$equivalentLengths)
+            .with(\.$rooms)
+            .with(
+              \.$trunks,
+              { trunk in
+                trunk.with(
+                  \.$rooms,
+                  {
+                    $0.with(\.$room)
+                  }
+                )
+              }
+            )
+            .filter(\.$id == id)
+            .first()
+        else {
+          throw NotFoundError()
+        }
+
+        // TODO: Different error ??
+        guard let equipmentInfo = model.equipment else { return nil }
+
+        let trunks = try model.trunks.toDTO()
+
+        return try .init(
+          project: model.toDTO(),
+          componentLosses: model.componentLosses.map { try $0.toDTO() },
+          equipmentInfo: equipmentInfo.toDTO(),
+          equivalentLengths: model.equivalentLengths.map { try $0.toDTO() },
+          rooms: model.rooms.map { try $0.toDTO() },
+          trunks: trunks
+        )
+      },
+      get: { id in
+        try await ProjectModel.find(id, on: database).map { try $0.toDTO() }
+      },
+      getCompletedSteps: { id in
+        let roomsCount = try await RoomModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id == id)
+          .count()
+
+        let equivalentLengths = try await EffectiveLengthModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id == id)
+          .all()
+
+        var equivalentLengthsCompleted = false
+
+        if equivalentLengths.filter({ $0.type == "supply" }).first != nil,
+          equivalentLengths.filter({ $0.type == "return" }).first != nil
+        {
+          equivalentLengthsCompleted = true
+        }
+
+        let componentLosses = try await ComponentLossModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id == id)
+          .count()
+
+        let equipmentInfo = try await EquipmentModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id == id)
+          .first()
+
+        return .init(
+          equipmentInfo: equipmentInfo != nil,
+          rooms: roomsCount > 0,
+          equivalentLength: equivalentLengthsCompleted,
+          frictionRate: componentLosses > 0
+        )
+      },
+      getSensibleHeatRatio: { id in
+        guard
+          let shr = try await ProjectModel.query(on: database)
+            .field(\.$id)
+            .field(\.$sensibleHeatRatio)
+            .filter(\.$id == id)
+            .first()
+        else {
+          throw NotFoundError()
+        }
+        return shr.sensibleHeatRatio
+      },
+      fetch: { userID, request in
+        try await ProjectModel.query(on: database)
+          .sort(\.$createdAt, .descending)
+          .with(\.$user)
+          .filter(\.$user.$id == userID)
+          .paginate(request)
+          .map { try $0.toDTO() }
+      },
+      update: { id, updates in
+        guard let model = try await ProjectModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try updates.validate()
+        model.applyUpdates(updates)
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension Project.Create {
+
+  func toModel(userID: User.ID) throws -> ProjectModel {
+    try validate()
+    return .init(
+      name: name,
+      streetAddress: streetAddress,
+      city: city,
+      state: state,
+      zipCode: zipCode,
+      userID: userID
+    )
+  }
+
+  func validate() throws(ValidationError) {
+    guard !name.isEmpty else {
+      throw ValidationError("Project name should not be empty.")
+    }
+    guard !streetAddress.isEmpty else {
+      throw ValidationError("Project street address should not be empty.")
+    }
+    guard !city.isEmpty else {
+      throw ValidationError("Project city should not be empty.")
+    }
+    guard !state.isEmpty else {
+      throw ValidationError("Project state should not be empty.")
+    }
+    guard !zipCode.isEmpty else {
+      throw ValidationError("Project zipCode should not be empty.")
+    }
+    if let sensibleHeatRatio {
+      guard sensibleHeatRatio >= 0 else {
+        throw ValidationError("Project sensible heat ratio should be greater than 0.")
+      }
+      guard sensibleHeatRatio <= 1 else {
+        throw ValidationError("Project sensible heat ratio should be less than 1.")
+      }
+    }
+  }
+}
+
+extension Project.Update {
+
+  func validate() throws(ValidationError) {
+    if let name {
+      guard !name.isEmpty else {
+        throw ValidationError("Project name should not be empty.")
+      }
+    }
+    if let streetAddress {
+      guard !streetAddress.isEmpty else {
+        throw ValidationError("Project street address should not be empty.")
+      }
+    }
+    if let city {
+      guard !city.isEmpty else {
+        throw ValidationError("Project city should not be empty.")
+      }
+    }
+    if let state {
+      guard !state.isEmpty else {
+        throw ValidationError("Project state should not be empty.")
+      }
+    }
+    if let zipCode {
+      guard !zipCode.isEmpty else {
+        throw ValidationError("Project zipCode should not be empty.")
+      }
+    }
+    if let sensibleHeatRatio {
+      guard sensibleHeatRatio >= 0 else {
+        throw ValidationError("Project sensible heat ratio should be greater than 0.")
+      }
+      guard sensibleHeatRatio <= 1 else {
+        throw ValidationError("Project sensible heat ratio should be less than 1.")
+      }
+    }
+  }
+}
+
+extension Project {
+  struct Migrate: AsyncMigration {
+    let name = "CreateProject"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(ProjectModel.schema)
+        .id()
+        .field("name", .string, .required)
+        .field("streetAddress", .string, .required)
+        .field("city", .string, .required)
+        .field("state", .string, .required)
+        .field("zipCode", .string, .required)
+        .field("sensibleHeatRatio", .double)
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .field("userID", .uuid, .required, .references(UserModel.schema, "id"))
+        .unique(on: "userID", "name")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(ProjectModel.schema).delete()
+    }
+  }
+}
+
+// The Database model.
+final class ProjectModel: Model, @unchecked Sendable {
+
+  static let schema = "project"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "name")
+  var name: String
+
+  @Field(key: "streetAddress")
+  var streetAddress: String
+
+  @Field(key: "city")
+  var city: String
+
+  @Field(key: "state")
+  var state: String
+
+  @Field(key: "zipCode")
+  var zipCode: String
+
+  @Field(key: "sensibleHeatRatio")
+  var sensibleHeatRatio: Double?
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @Children(for: \.$project)
+  var componentLosses: [ComponentLossModel]
+
+  @OptionalChild(for: \.$project)
+  var equipment: EquipmentModel?
+
+  @Children(for: \.$project)
+  var equivalentLengths: [EffectiveLengthModel]
+
+  @Children(for: \.$project)
+  var rooms: [RoomModel]
+
+  @Children(for: \.$project)
+  var trunks: [TrunkModel]
+
+  @Parent(key: "userID")
+  var user: UserModel
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    name: String,
+    streetAddress: String,
+    city: String,
+    state: String,
+    zipCode: String,
+    sensibleHeatRatio: Double? = nil,
+    userID: User.ID,
+    createdAt: Date? = nil,
+    updatedAt: Date? = nil
+  ) {
+    self.id = id
+    self.name = name
+    self.streetAddress = streetAddress
+    self.city = city
+    self.state = state
+    self.zipCode = zipCode
+    self.sensibleHeatRatio = sensibleHeatRatio
+    $user.id = userID
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+  }
+
+  func toDTO() throws -> Project {
+    try .init(
+      id: requireID(),
+      name: name,
+      streetAddress: streetAddress,
+      city: city,
+      state: state,
+      zipCode: zipCode,
+      sensibleHeatRatio: sensibleHeatRatio,
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func applyUpdates(_ updates: Project.Update) {
+    if let name = updates.name, name != self.name {
+      self.name = name
+    }
+    if let streetAddress = updates.streetAddress, streetAddress != self.streetAddress {
+      self.streetAddress = streetAddress
+    }
+    if let city = updates.city, city != self.city {
+      self.city = city
+    }
+    if let state = updates.state, state != self.state {
+      self.state = state
+    }
+    if let zipCode = updates.zipCode, zipCode != self.zipCode {
+      self.zipCode = zipCode
+    }
+    if let sensibleHeatRatio = updates.sensibleHeatRatio,
+      sensibleHeatRatio != self.sensibleHeatRatio
+    {
+      self.sensibleHeatRatio = sensibleHeatRatio
+    }
+  }
+}

Sources/DatabaseClient/Internal/Rooms.swift

@@ -0,0 +1,267 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient.Rooms: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        let model = try request.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await RoomModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      deleteRectangularSize: { roomID, rectangularDuctID in
+        guard let model = try await RoomModel.find(roomID, on: database) else {
+          throw NotFoundError()
+        }
+        model.rectangularSizes?.removeAll {
+          $0.id == rectangularDuctID
+        }
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      },
+      get: { id in
+        try await RoomModel.find(id, on: database).map { try $0.toDTO() }
+      },
+      fetch: { projectID in
+        try await RoomModel.query(on: database)
+          .with(\.$project)
+          .filter(\.$project.$id, .equal, projectID)
+          .sort(\.$name, .ascending)
+          .all()
+          .map { try $0.toDTO() }
+      },
+      update: { id, updates in
+        guard let model = try await RoomModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+
+        try updates.validate()
+        model.applyUpdates(updates)
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      },
+      updateRectangularSize: { id, size in
+        guard let model = try await RoomModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        var rectangularSizes = model.rectangularSizes ?? []
+        rectangularSizes.removeAll {
+          $0.id == size.id
+        }
+        rectangularSizes.append(size)
+        model.rectangularSizes = rectangularSizes
+        try await model.save(on: database)
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension Room.Create {
+
+  func toModel() throws(ValidationError) -> RoomModel {
+    try validate()
+    return .init(
+      name: name,
+      heatingLoad: heatingLoad,
+      coolingTotal: coolingTotal,
+      coolingSensible: coolingSensible,
+      registerCount: registerCount,
+      projectID: projectID
+    )
+  }
+
+  func validate() throws(ValidationError) {
+    guard !name.isEmpty else {
+      throw ValidationError("Room name should not be empty.")
+    }
+    guard heatingLoad >= 0 else {
+      throw ValidationError("Room heating load should not be less than 0.")
+    }
+    guard coolingTotal >= 0 else {
+      throw ValidationError("Room cooling total should not be less than 0.")
+    }
+    if let coolingSensible {
+      guard coolingSensible >= 0 else {
+        throw ValidationError("Room cooling sensible should not be less than 0.")
+      }
+    }
+    guard registerCount >= 1 else {
+      throw ValidationError("Room cooling sensible should not be less than 1.")
+    }
+  }
+}
+
+extension Room.Update {
+
+  func validate() throws(ValidationError) {
+    if let name {
+      guard !name.isEmpty else {
+        throw ValidationError("Room name should not be empty.")
+      }
+    }
+    if let heatingLoad {
+      guard heatingLoad >= 0 else {
+        throw ValidationError("Room heating load should not be less than 0.")
+      }
+    }
+    if let coolingTotal {
+      guard coolingTotal >= 0 else {
+        throw ValidationError("Room cooling total should not be less than 0.")
+      }
+    }
+    if let coolingSensible {
+      guard coolingSensible >= 0 else {
+        throw ValidationError("Room cooling sensible should not be less than 0.")
+      }
+    }
+    if let registerCount {
+      guard registerCount >= 1 else {
+        throw ValidationError("Room cooling sensible should not be less than 1.")
+      }
+    }
+  }
+}
+
+extension Room {
+  struct Migrate: AsyncMigration {
+    let name = "CreateRoom"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(RoomModel.schema)
+        .id()
+        .field("name", .string, .required)
+        .field("heatingLoad", .double, .required)
+        .field("coolingTotal", .double, .required)
+        .field("coolingSensible", .double)
+        .field("registerCount", .int8, .required)
+        .field("rectangularSizes", .array)
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .field(
+          "projectID", .uuid, .required, .references(ProjectModel.schema, "id", onDelete: .cascade)
+        )
+        .unique(on: "projectID", "name")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(RoomModel.schema).delete()
+    }
+  }
+}
+
+final class RoomModel: Model, @unchecked Sendable {
+
+  static let schema = "room"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "name")
+  var name: String
+
+  @Field(key: "heatingLoad")
+  var heatingLoad: Double
+
+  @Field(key: "coolingTotal")
+  var coolingTotal: Double
+
+  @Field(key: "coolingSensible")
+  var coolingSensible: Double?
+
+  @Field(key: "registerCount")
+  var registerCount: Int
+
+  @Field(key: "rectangularSizes")
+  var rectangularSizes: [Room.RectangularSize]?
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @Parent(key: "projectID")
+  var project: ProjectModel
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    name: String,
+    heatingLoad: Double,
+    coolingTotal: Double,
+    coolingSensible: Double? = nil,
+    registerCount: Int,
+    rectangularSizes: [Room.RectangularSize]? = nil,
+    createdAt: Date? = nil,
+    updatedAt: Date? = nil,
+    projectID: Project.ID
+  ) {
+    self.id = id
+    self.name = name
+    self.heatingLoad = heatingLoad
+    self.coolingTotal = coolingTotal
+    self.coolingSensible = coolingSensible
+    self.registerCount = registerCount
+    self.rectangularSizes = rectangularSizes
+    self.createdAt = createdAt
+    self.updatedAt = updatedAt
+    $project.id = projectID
+  }
+
+  func toDTO() throws -> Room {
+    try .init(
+      id: requireID(),
+      projectID: $project.id,
+      name: name,
+      heatingLoad: heatingLoad,
+      coolingTotal: coolingTotal,
+      coolingSensible: coolingSensible,
+      registerCount: registerCount,
+      rectangularSizes: rectangularSizes,
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func applyUpdates(_ updates: Room.Update) {
+
+    if let name = updates.name, name != self.name {
+      self.name = name
+    }
+    if let heatingLoad = updates.heatingLoad, heatingLoad != self.heatingLoad {
+      self.heatingLoad = heatingLoad
+    }
+    if let coolingTotal = updates.coolingTotal, coolingTotal != self.coolingTotal {
+      self.coolingTotal = coolingTotal
+    }
+    if let coolingSensible = updates.coolingSensible, coolingSensible != self.coolingSensible {
+      self.coolingSensible = coolingSensible
+    }
+    if let registerCount = updates.registerCount, registerCount != self.registerCount {
+      self.registerCount = registerCount
+    }
+    if let rectangularSizes = updates.rectangularSizes, rectangularSizes != self.rectangularSizes {
+      self.rectangularSizes = rectangularSizes
+    }
+
+  }
+
+}

Sources/DatabaseClient/Internal/TrunkSizes.swift

@@ -0,0 +1,356 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import Foundation
+import ManualDCore
+
+extension DatabaseClient.TrunkSizes: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        try request.validate()
+
+        let trunk = request.toModel()
+        var roomProxies = [TrunkSize.RoomProxy]()
+
+        try await trunk.save(on: database)
+
+        for (roomID, registers) in request.rooms {
+          guard let room = try await RoomModel.find(roomID, on: database) else {
+            throw NotFoundError()
+          }
+          let model = try TrunkRoomModel(
+            trunkID: trunk.requireID(),
+            roomID: room.requireID(),
+            registers: registers,
+            type: request.type
+          )
+          try await model.save(on: database)
+          roomProxies.append(
+            .init(room: try room.toDTO(), registers: registers)
+          )
+        }
+
+        return try .init(
+          id: trunk.requireID(),
+          projectID: trunk.$project.id,
+          type: .init(rawValue: trunk.type)!,
+          rooms: roomProxies
+        )
+      },
+      delete: { id in
+        guard let model = try await TrunkModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      fetch: { projectID in
+        try await TrunkModel.query(on: database)
+          .with(\.$project)
+          .with(\.$rooms, { $0.with(\.$room) })
+          .filter(\.$project.$id == projectID)
+          .all()
+          .toDTO()
+      },
+      get: { id in
+        guard
+          let model =
+            try await TrunkModel
+            .query(on: database)
+            .with(\.$rooms, { $0.with(\.$room) })
+            .filter(\.$id == id)
+            .first()
+        else {
+          return nil
+        }
+        return try model.toDTO()
+      },
+      update: { id, updates in
+        guard
+          let model =
+            try await TrunkModel
+            .query(on: database)
+            .with(\.$rooms, { $0.with(\.$room) })
+            .filter(\.$id == id)
+            .first()
+        else {
+          throw NotFoundError()
+        }
+        try updates.validate()
+        try await model.applyUpdates(updates, on: database)
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension TrunkSize.Create {
+
+  func validate() throws(ValidationError) {
+    guard rooms.count > 0 else {
+      throw ValidationError("Trunk size should have associated rooms / registers.")
+    }
+    if let height {
+      guard height > 0 else {
+        throw ValidationError("Trunk size height should be greater than 0.")
+      }
+    }
+  }
+
+  func toModel() -> TrunkModel {
+    .init(
+      projectID: projectID,
+      type: type,
+      height: height,
+      name: name
+    )
+  }
+}
+
+extension TrunkSize.Update {
+  func validate() throws(ValidationError) {
+    if let rooms {
+      guard rooms.count > 0 else {
+        throw ValidationError("Trunk size should have associated rooms / registers.")
+      }
+    }
+    if let height {
+      guard height > 0 else {
+        throw ValidationError("Trunk size height should be greater than 0.")
+      }
+    }
+  }
+}
+
+extension TrunkSize {
+
+  struct Migrate: AsyncMigration {
+    let name = "CreateTrunkSize"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(TrunkModel.schema)
+        .id()
+        .field("height", .int8)
+        .field("name", .string)
+        .field("type", .string, .required)
+        .field(
+          "projectID", .uuid, .required, .references(ProjectModel.schema, "id", onDelete: .cascade)
+        )
+        .create()
+
+      try await database.schema(TrunkRoomModel.schema)
+        .id()
+        .field("registers", .array(of: .int), .required)
+        .field("type", .string, .required)
+        .field(
+          "trunkID", .uuid, .required, .references(TrunkModel.schema, "id", onDelete: .cascade)
+        )
+        .field(
+          "roomID", .uuid, .required, .references(RoomModel.schema, "id", onDelete: .cascade)
+        )
+        .unique(on: "trunkID", "roomID", "type")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(TrunkRoomModel.schema).delete()
+      try await database.schema(TrunkModel.schema).delete()
+    }
+  }
+}
+
+// Pivot table for associating rooms and trunks.
+final class TrunkRoomModel: Model, @unchecked Sendable {
+
+  static let schema = "room+trunk"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Parent(key: "trunkID")
+  var trunk: TrunkModel
+
+  @Parent(key: "roomID")
+  var room: RoomModel
+
+  @Field(key: "registers")
+  var registers: [Int]
+
+  @Field(key: "type")
+  var type: String
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    trunkID: TrunkModel.IDValue,
+    roomID: RoomModel.IDValue,
+    registers: [Int],
+    type: TrunkSize.TrunkType
+  ) {
+    self.id = id
+    $trunk.id = trunkID
+    $room.id = roomID
+    self.registers = registers
+    self.type = type.rawValue
+  }
+
+  func toDTO() throws -> TrunkSize.RoomProxy {
+    // guard let room = try await RoomModel.find($room.id, on: database) else {
+    //   throw NotFoundError()
+    // }
+    return .init(
+      room: try room.toDTO(),
+      registers: registers
+    )
+  }
+
+}
+
+final class TrunkModel: Model, @unchecked Sendable {
+
+  static let schema = "trunk"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Parent(key: "projectID")
+  var project: ProjectModel
+
+  @OptionalField(key: "height")
+  var height: Int?
+
+  @Field(key: "type")
+  var type: String
+
+  @OptionalField(key: "name")
+  var name: String?
+
+  @Children(for: \.$trunk)
+  var rooms: [TrunkRoomModel]
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    projectID: Project.ID,
+    type: TrunkSize.TrunkType,
+    height: Int? = nil,
+    name: String? = nil
+  ) {
+    self.id = id
+    $project.id = projectID
+    self.height = height
+    self.type = type.rawValue
+    self.name = name
+  }
+
+  func toDTO() throws -> TrunkSize {
+    // let rooms = try await withThrowingTaskGroup(of: TrunkSize.RoomProxy.self) { group in
+    //   for room in self.rooms {
+    //     group.addTask {
+    //       try await room.toDTO(on: database)
+    //     }
+    //   }
+    //
+    //   return try await group.reduce(into: [TrunkSize.RoomProxy]()) {
+    //     $0.append($1)
+    //   }
+    //
+    // }
+
+    let rooms = try rooms.reduce(into: [TrunkSize.RoomProxy]()) {
+      $0.append(try $1.toDTO())
+    }
+
+    return try .init(
+      id: requireID(),
+      projectID: $project.id,
+      type: .init(rawValue: type)!,
+      rooms: rooms,
+      height: height,
+      name: name
+    )
+
+  }
+
+  func applyUpdates(
+    _ updates: TrunkSize.Update,
+    on database: any Database
+  ) async throws {
+    if let type = updates.type, type.rawValue != self.type {
+      self.type = type.rawValue
+    }
+    if let height = updates.height, height != self.height {
+      self.height = height
+    }
+    if let name = updates.name, name != self.name {
+      self.name = name
+    }
+    if hasChanges {
+      try await self.save(on: database)
+    }
+
+    guard let updateRooms = updates.rooms else {
+      return
+    }
+
+    // Update rooms.
+    let rooms = try await TrunkRoomModel.query(on: database)
+      .with(\.$room)
+      .filter(\.$trunk.$id == requireID())
+      .all()
+
+    for (roomID, registers) in updateRooms {
+      if let currRoom = rooms.first(where: { $0.$room.id == roomID }) {
+        database.logger.debug("CURRENT ROOM: \(currRoom.room.name)")
+        if registers != currRoom.registers {
+          database.logger.debug("Updating registers for: \(currRoom.room.name)")
+          currRoom.registers = registers
+        }
+        if currRoom.hasChanges {
+          try await currRoom.save(on: database)
+        }
+      } else {
+        database.logger.debug("CREATING NEW TrunkRoomModel")
+        let newModel = try TrunkRoomModel(
+          trunkID: requireID(),
+          roomID: roomID,
+          registers: registers,
+          type: .init(rawValue: type)!
+        )
+        try await newModel.save(on: database)
+      }
+    }
+
+    let roomsToDelete = rooms.filter {
+      !updateRooms.keys.contains($0.$room.id)
+    }
+
+    for room in roomsToDelete {
+      try await room.delete(on: database)
+    }
+
+    database.logger.debug("DONE WITH UPDATES")
+
+  }
+}
+
+extension Array where Element == TrunkModel {
+
+  func toDTO() throws -> [TrunkSize] {
+    // try await withThrowingTaskGroup(of: TrunkSize.self) { group in
+    //   for model in self {
+    //     group.addTask {
+    //       try await model.toDTO(on: database)
+    //     }
+    //   }
+
+    return try reduce(into: [TrunkSize]()) {
+      $0.append(try $1.toDTO())
+    }
+  }
+  // }
+}

Sources/DatabaseClient/Internal/UserProfile.swift

@@ -0,0 +1,272 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import ManualDCore
+import Vapor
+
+extension DatabaseClient.UserProfiles: TestDependencyKey {
+
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { profile in
+        try profile.validate()
+        let model = profile.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await UserProfileModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      fetch: { userID in
+        try await UserProfileModel.query(on: database)
+          .with(\.$user)
+          .filter(\.$user.$id == userID)
+          .first()
+          .map { try $0.toDTO() }
+      },
+      get: { id in
+        try await UserProfileModel.find(id, on: database)
+          .map { try $0.toDTO() }
+      },
+      update: { id, updates in
+        guard let model = try await UserProfileModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try updates.validate()
+        model.applyUpdates(updates)
+        if model.hasChanges {
+          try await model.save(on: database)
+        }
+        return try model.toDTO()
+      }
+    )
+  }
+}
+
+extension User.Profile.Create {
+
+  func validate() throws(ValidationError) {
+    guard !firstName.isEmpty else {
+      throw ValidationError("User first name should not be empty.")
+    }
+    guard !lastName.isEmpty else {
+      throw ValidationError("User last name should not be empty.")
+    }
+    guard !companyName.isEmpty else {
+      throw ValidationError("User company name should not be empty.")
+    }
+    guard !streetAddress.isEmpty else {
+      throw ValidationError("User street address should not be empty.")
+    }
+    guard !city.isEmpty else {
+      throw ValidationError("User city should not be empty.")
+    }
+    guard !state.isEmpty else {
+      throw ValidationError("User state should not be empty.")
+    }
+    guard !zipCode.isEmpty else {
+      throw ValidationError("User zip code should not be empty.")
+    }
+  }
+
+  func toModel() -> UserProfileModel {
+    .init(
+      userID: userID,
+      firstName: firstName,
+      lastName: lastName,
+      companyName: companyName,
+      streetAddress: streetAddress,
+      city: city,
+      state: state,
+      zipCode: zipCode,
+      theme: theme
+    )
+  }
+}
+
+extension User.Profile.Update {
+
+  func validate() throws(ValidationError) {
+    if let firstName {
+      guard !firstName.isEmpty else {
+        throw ValidationError("User first name should not be empty.")
+      }
+    }
+    if let lastName {
+      guard !lastName.isEmpty else {
+        throw ValidationError("User last name should not be empty.")
+      }
+    }
+    if let companyName {
+      guard !companyName.isEmpty else {
+        throw ValidationError("User company name should not be empty.")
+      }
+    }
+    if let streetAddress {
+      guard !streetAddress.isEmpty else {
+        throw ValidationError("User street address should not be empty.")
+      }
+    }
+    if let city {
+      guard !city.isEmpty else {
+        throw ValidationError("User city should not be empty.")
+      }
+    }
+    if let state {
+      guard !state.isEmpty else {
+        throw ValidationError("User state should not be empty.")
+      }
+    }
+    if let zipCode {
+      guard !zipCode.isEmpty else {
+        throw ValidationError("User zip code should not be empty.")
+      }
+    }
+  }
+}
+
+extension User.Profile {
+
+  struct Migrate: AsyncMigration {
+    let name = "Create UserProfile"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(UserProfileModel.schema)
+        .id()
+        .field("firstName", .string, .required)
+        .field("lastName", .string, .required)
+        .field("companyName", .string, .required)
+        .field("streetAddress", .string, .required)
+        .field("city", .string, .required)
+        .field("state", .string, .required)
+        .field("zipCode", .string, .required)
+        .field("theme", .string)
+        .field("userID", .uuid, .references(UserModel.schema, "id", onDelete: .cascade))
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .unique(on: "userID")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(UserProfileModel.schema).delete()
+    }
+  }
+}
+
+final class UserProfileModel: Model, @unchecked Sendable {
+
+  static let schema = "user_profile"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Parent(key: "userID")
+  var user: UserModel
+
+  @Field(key: "firstName")
+  var firstName: String
+
+  @Field(key: "lastName")
+  var lastName: String
+
+  @Field(key: "companyName")
+  var companyName: String
+
+  @Field(key: "streetAddress")
+  var streetAddress: String
+
+  @Field(key: "city")
+  var city: String
+
+  @Field(key: "state")
+  var state: String
+
+  @Field(key: "zipCode")
+  var zipCode: String
+
+  @Field(key: "theme")
+  var theme: String?
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    userID: User.ID,
+    firstName: String,
+    lastName: String,
+    companyName: String,
+    streetAddress: String,
+    city: String,
+    state: String,
+    zipCode: String,
+    theme: Theme? = nil
+  ) {
+    self.id = id
+    $user.id = userID
+    self.firstName = firstName
+    self.lastName = lastName
+    self.companyName = companyName
+    self.streetAddress = streetAddress
+    self.city = city
+    self.state = state
+    self.zipCode = zipCode
+    self.theme = theme?.rawValue
+  }
+
+  func toDTO() throws -> User.Profile {
+    try .init(
+      id: requireID(),
+      userID: $user.id,
+      firstName: firstName,
+      lastName: lastName,
+      companyName: companyName,
+      streetAddress: streetAddress,
+      city: city,
+      state: state,
+      zipCode: zipCode,
+      theme: self.theme.flatMap(Theme.init),
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func applyUpdates(_ updates: User.Profile.Update) {
+    if let firstName = updates.firstName, firstName != self.firstName {
+      self.firstName = firstName
+    }
+    if let lastName = updates.lastName, lastName != self.lastName {
+      self.lastName = lastName
+    }
+    if let companyName = updates.companyName, companyName != self.companyName {
+      self.companyName = companyName
+    }
+    if let streetAddress = updates.streetAddress, streetAddress != self.streetAddress {
+      self.streetAddress = streetAddress
+    }
+    if let city = updates.city, city != self.city {
+      self.city = city
+    }
+    if let state = updates.state, state != self.state {
+      self.state = state
+    }
+    if let zipCode = updates.zipCode, zipCode != self.zipCode {
+      self.zipCode = zipCode
+    }
+    if let theme = updates.theme, theme.rawValue != self.theme {
+      self.theme = theme.rawValue
+    }
+  }
+
+}

Sources/DatabaseClient/Internal/Users.swift

@@ -0,0 +1,273 @@
+import Dependencies
+import DependenciesMacros
+import Fluent
+import ManualDCore
+import Vapor
+
+extension DatabaseClient.Users: TestDependencyKey {
+  public static let testValue = Self()
+
+  public static func live(database: any Database) -> Self {
+    .init(
+      create: { request in
+        let model = try request.toModel()
+        try await model.save(on: database)
+        return try model.toDTO()
+      },
+      delete: { id in
+        guard let model = try await UserModel.find(id, on: database) else {
+          throw NotFoundError()
+        }
+        try await model.delete(on: database)
+      },
+      get: { id in
+        try await UserModel.find(id, on: database).map { try $0.toDTO() }
+      },
+      login: { request in
+        guard
+          let user = try await UserModel.query(on: database)
+            .with(\.$token)
+            .filter(\UserModel.$email == request.email)
+            .first()
+        else {
+          throw NotFoundError()
+        }
+
+        let token: User.Token
+
+        // Check if there's a user token
+        if let userToken = user.token {
+          token = try userToken.toDTO()
+        } else {
+          // generate a new token
+          let tokenModel = try user.generateToken()
+          try await tokenModel.save(on: database)
+          token = try tokenModel.toDTO()
+        }
+
+        return token
+
+      },
+      logout: { tokenID in
+        guard let token = try await UserTokenModel.find(tokenID, on: database) else { return }
+        try await token.delete(on: database)
+      }
+      // ,
+      // token: { id in
+      // }
+
+    )
+  }
+}
+
+extension User {
+  struct Migrate: AsyncMigration {
+    let name = "CreateUser"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(UserModel.schema)
+        .id()
+        .field("email", .string, .required)
+        .field("password_hash", .string, .required)
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .unique(on: "email")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(UserModel.schema).delete()
+    }
+  }
+}
+
+extension User.Token {
+  struct Migrate: AsyncMigration {
+    let name = "CreateUserToken"
+
+    func prepare(on database: any Database) async throws {
+      try await database.schema(UserTokenModel.schema)
+        .id()
+        .field("value", .string, .required)
+        .field("user_id", .uuid, .required, .references(UserModel.schema, "id"))
+        .field("createdAt", .datetime)
+        .field("updatedAt", .datetime)
+        .unique(on: "value")
+        .create()
+    }
+
+    func revert(on database: any Database) async throws {
+      try await database.schema(UserTokenModel.schema).delete()
+    }
+  }
+}
+
+extension User {
+
+  static func hashPassword(_ password: String) throws -> String {
+    try Bcrypt.hash(password, cost: 12)
+  }
+
+}
+
+extension User.Create {
+
+  func toModel() throws -> UserModel {
+    try validate()
+    return try .init(email: email, passwordHash: User.hashPassword(password))
+  }
+
+  func validate() throws {
+    guard !email.isEmpty else {
+      throw ValidationError("Email should not be empty")
+    }
+    guard password.count > 8 else {
+      throw ValidationError("Password should be more than 8 characters long.")
+    }
+    guard password == confirmPassword else {
+      throw ValidationError("Passwords do not match.")
+    }
+  }
+}
+
+final class UserModel: Model, @unchecked Sendable {
+
+  static let schema = "user"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "email")
+  var email: String
+
+  @Field(key: "password_hash")
+  var passwordHash: String
+
+  @Timestamp(key: "createdAt", on: .create, format: .iso8601)
+  var createdAt: Date?
+
+  @Timestamp(key: "updatedAt", on: .update, format: .iso8601)
+  var updatedAt: Date?
+
+  @OptionalChild(for: \.$user)
+  var token: UserTokenModel?
+
+  init() {}
+
+  init(
+    id: UUID? = nil,
+    email: String,
+    passwordHash: String
+  ) {
+    self.id = id
+    self.email = email
+    self.passwordHash = passwordHash
+  }
+
+  func toDTO() throws -> User {
+    try .init(
+      id: requireID(),
+      email: email,
+      createdAt: createdAt!,
+      updatedAt: updatedAt!
+    )
+  }
+
+  func generateToken() throws -> UserTokenModel {
+    try .init(
+      value: [UInt8].random(count: 16).base64,
+      userID: requireID()
+    )
+  }
+
+  func verifyPassword(_ password: String) throws -> Bool {
+    try Bcrypt.verify(password, created: passwordHash)
+  }
+}
+
+final class UserTokenModel: Model, Codable, @unchecked Sendable {
+
+  static let schema = "user_token"
+
+  @ID(key: .id)
+  var id: UUID?
+
+  @Field(key: "value")
+  var value: String
+
+  @Parent(key: "user_id")
+  var user: UserModel
+
+  init() {}
+
+  init(id: UUID? = nil, value: String, userID: UserModel.IDValue) {
+    self.id = id
+    self.value = value
+    $user.id = userID
+  }
+
+  func toDTO() throws -> User.Token {
+    try .init(id: requireID(), userID: $user.id, value: value)
+  }
+
+}
+
+// MARK: - Authentication
+
+extension User: Authenticatable {}
+extension User: SessionAuthenticatable {
+  public var sessionID: String { email }
+}
+
+public struct UserPasswordAuthenticator: AsyncBasicAuthenticator {
+  public typealias User = ManualDCore.User
+
+  public init() {}
+
+  public func authenticate(basic: BasicAuthorization, for request: Request) async throws {
+    guard
+      let user = try await UserModel.query(on: request.db)
+        .filter(\UserModel.$email == basic.username)
+        .first(),
+      try user.verifyPassword(basic.password)
+    else {
+      throw Abort(.unauthorized)
+    }
+    try request.auth.login(user.toDTO())
+  }
+}
+
+public struct UserTokenAuthenticator: AsyncBearerAuthenticator {
+  public typealias User = ManualDCore.User
+
+  public init() {}
+
+  public func authenticate(bearer: BearerAuthorization, for request: Request) async throws {
+    guard
+      let token = try await UserTokenModel.query(on: request.db)
+        .filter(\UserTokenModel.$value == bearer.token)
+        .with(\UserTokenModel.$user)
+        .first()
+    else {
+      throw Abort(.unauthorized)
+    }
+    try request.auth.login(token.user.toDTO())
+  }
+}
+
+public struct UserSessionAuthenticator: AsyncSessionAuthenticator {
+  public typealias User = ManualDCore.User
+
+  public init() {}
+
+  public func authenticate(sessionID: User.SessionID, for request: Request) async throws {
+    guard
+      let user = try await UserModel.query(on: request.db)
+        .filter(\UserModel.$email == sessionID)
+        .first()
+    else {
+      throw Abort(.unauthorized)
+    }
+    try request.auth.login(user.toDTO())
+  }
+}