Generate labels from workout

CHDataManagement/Model/FileResource.swift

@@ -298,6 +298,18 @@ final class FileResource: Item, LocalizedItem {
         return content.settings.general.url + version.outputPath
     }
 
+    // MARK: Workout
+
+    var routeOverview: RouteOverview? {
+        guard type == .route else {
+            return nil
+        }
+        guard let data = dataContent() else {
+            return nil
+        }
+        return try? WorkoutData(data: data).overview
+    }
+
     // MARK: Video thumbnail
 
     func createVideoThumbnail() {

CHDataManagement/Model/LocalizedPost.swift

@@ -77,6 +77,45 @@ final class LocalizedPost: ChangeObservingItem {
     var hasVideos: Bool {
         images.contains { $0.type.isVideo }
     }
+
+    func updateLabels(from workout: RouteOverview, locale: Locale) {
+        insertOrReplace(label: .init(icon: .statisticsDistance, value: String(format: "%.1f km", locale: locale, workout.distance / 1000)))
+        insertOrReplace(label: .init(icon: .statisticsTime, value: workout.duration.duration(locale: locale)))
+        insertOrReplace(label: .init(icon: .statisticsElevationUp, value: workout.ascendedElevation.length(roundingToNearest: 50)))
+        insertOrReplace(label: .init(icon: .statisticsEnergy, value: workout.energy.energy(roundingToNearest: 50)))
+    }
+
+    func insertOrReplace(label: ContentLabel) {
+        if let index = labels.firstIndex(where: { $0.icon == label.icon }) {
+            labels[index] = label
+        } else {
+            labels.append(label)
+        }
+    }
+}
+
+private extension TimeInterval {
+
+    func duration(locale: Locale) -> String {
+        let totalMinutes = Int((self / 60).rounded(to: 5))
+        let hours = totalMinutes / 60
+        let minutes = totalMinutes % 60
+
+        let suffix = locale.identifier.hasPrefix("de") ? "Std" : "h"
+
+        return String(format: "%d:%02d ", hours, minutes) + suffix
+    }
+
+    func length(roundingToNearest interval: Double) -> String {
+        let rounded = Int(self.rounded(to: interval))
+        return "\(rounded) m"
+    }
+
+    func energy(roundingToNearest interval: Double) -> String {
+        let rounded = Int(self.rounded(to: interval))
+        return "\(rounded) kcal"
+    }
+
 }
 
 // MARK: Storage

CHDataManagement/Model/Post.swift

@@ -38,6 +38,10 @@ final class Post: Item, DateItem, LocalizedItem {
     @Published
     var linkedPage: Page?
 
+    /// The workout associated with the post
+    @Published
+    var associatedWorkout: FileResource?
+
     init(content: Content,
          id: String,
          isDraft: Bool,
@@ -47,7 +51,8 @@ final class Post: Item, DateItem, LocalizedItem {
          tags: [Tag],
          german: LocalizedPost,
          english: LocalizedPost,
-         linkedPage: Page? = nil) {
+         linkedPage: Page? = nil,
+         associatedWorkout: FileResource? = nil) {
         self.isDraft = isDraft
         self.createdDate = createdDate
         self.startDate = startDate
@@ -57,6 +62,7 @@ final class Post: Item, DateItem, LocalizedItem {
         self.german = german
         self.english = english
         self.linkedPage = linkedPage
+        self.associatedWorkout = associatedWorkout
         super.init(content: content, id: id)
     }
 
@@ -174,6 +180,14 @@ final class Post: Item, DateItem, LocalizedItem {
             english: english,
             tags: tags)
     }
+
+    func updateLabelsFromWorkout() {
+        guard let overview = associatedWorkout?.routeOverview else {
+            return
+        }
+        german.updateLabels(from: overview, locale: Locale(identifier: "de_DE"))
+        english.updateLabels(from: overview, locale: Locale(identifier: "en_US"))
+    }
 }
 
 extension Post: StorageItem {
@@ -189,7 +203,8 @@ extension Post: StorageItem {
             tags: data.tags.compactMap(context.tag),
             german: .init(context: context, data: data.german),
             english: .init(context: context, data: data.english),
-            linkedPage: data.linkedPageId.map(context.page))
+            linkedPage: data.linkedPageId.map(context.page),
+            associatedWorkout: data.associatedWorkoutId.map(context.file))
         savedData = data
     }
 
@@ -202,6 +217,7 @@ extension Post: StorageItem {
         let german: LocalizedPost.Data
         let english: LocalizedPost.Data
         let linkedPageId: String?
+        let associatedWorkoutId: String?
     }
 
     var data: Data {
@@ -213,7 +229,8 @@ extension Post: StorageItem {
             tags: tags.map { $0.identifier },
             german: german.data,
             english: english.data,
-            linkedPageId: linkedPage?.identifier)
+            linkedPageId: linkedPage?.identifier,
+            associatedWorkoutId: associatedWorkout?.identifier)
     }
 
     func saveToDisk(_ data: Data) -> Bool {