Add a SwiftUI iOS app that plays the same maturita content.

Co-authored-by: Cursor <cursoragent@cursor.com>

ios/Maturita/Data/ProgressStore.swift

@@ -0,0 +1,81 @@
+import Foundation
+
+final class ProgressStore {
+    private let defaults = UserDefaults.standard
+
+    var themeId: ThemeId {
+        get { ThemeId(rawValue: defaults.integer(forKey: "theme")) ?? .catppuccin }
+        set { defaults.set(newValue.rawValue, forKey: "theme") }
+    }
+
+    var mode: ColorMode {
+        get { defaults.string(forKey: "mode") == "dark" ? .dark : .light }
+        set { defaults.set(newValue == .light ? "light" : "dark", forKey: "mode") }
+    }
+
+    var lang: UiLang {
+        get { defaults.string(forKey: "lang") == "en" ? .en : .cs }
+        set { defaults.set(newValue == .en ? "en" : "cs", forKey: "lang") }
+    }
+
+    func germanDone(_ unit: Int, _ ex: Int) -> Bool { defaults.bool(forKey: "g.\(unit).\(ex)") }
+    func markGerman(_ unit: Int, _ ex: Int) { defaults.set(true, forKey: "g.\(unit).\(ex)") }
+    func vocabDone(_ unit: Int) -> Bool { defaults.bool(forKey: "g.\(unit).vocab") }
+    func markVocab(_ unit: Int) { defaults.set(true, forKey: "g.\(unit).vocab") }
+
+    func netDone(_ id: Int) -> Bool { defaults.bool(forKey: "net.\(id)") }
+    func markNet(_ id: Int) { defaults.set(true, forKey: "net.\(id)") }
+
+    func hwDone(_ id: Int) -> Bool { defaults.bool(forKey: "hw.\(id)") }
+    func markHw(_ id: Int) { defaults.set(true, forKey: "hw.\(id)") }
+
+    func mluvDone(_ n: Int) -> Bool { defaults.bool(forKey: "mluv.\(n)") }
+    func markMluv(_ n: Int) { defaults.set(true, forKey: "mluv.\(n)") }
+
+    func bookQuiz(_ id: String) -> Bool { defaults.bool(forKey: "book.\(id).quiz") }
+    func markBookQuiz(_ id: String) { defaults.set(true, forKey: "book.\(id).quiz") }
+    func bookPlot(_ id: String) -> Bool { defaults.bool(forKey: "book.\(id).plot") }
+    func markBookPlot(_ id: String) { defaults.set(true, forKey: "book.\(id).plot") }
+}
+
+struct ProgressSum {
+    var doneEx = 0
+    var totalEx = 0
+    var doneUnits = 0
+    var openUnits = 0
+}
+
+func summarize(_ content: Content, _ p: ProgressStore) -> ProgressSum {
+    var sum = ProgressSum()
+    for u in content.german where u.bool("unlocked") {
+        let id = u.int("id")
+        let names = u.strs("names")
+        sum.totalEx += names.count
+        sum.openUnits += 1
+        let done = names.indices.filter { p.germanDone(id, $0 + 1) }.count
+        sum.doneEx += done
+        if !names.isEmpty && done == names.count { sum.doneUnits += 1 }
+    }
+    for l in content.netLessons {
+        sum.totalEx += 1
+        sum.openUnits += 1
+        if p.netDone(l.int("id")) {
+            sum.doneEx += 1
+            sum.doneUnits += 1
+        }
+    }
+    for l in content.hw {
+        sum.totalEx += 1
+        sum.openUnits += 1
+        if p.hwDone(l.int("id")) {
+            sum.doneEx += 1
+            sum.doneUnits += 1
+        }
+    }
+    sum.totalEx += content.mluvnice.count
+    sum.openUnits += 1
+    let md = content.mluvnice.filter { p.mluvDone($0.int("id")) }.count
+    sum.doneEx += md
+    if md == content.mluvnice.count && !content.mluvnice.isEmpty { sum.doneUnits += 1 }
+    return sum
+}