init

app/strength/import/actions.ts

@@ -0,0 +1,37 @@
+"use server";
+
+import { redirect } from "next/navigation";
+import { revalidatePath } from "next/cache";
+import { parseStrongShareText } from "@/lib/strong/parser";
+import { upsertStrengthWorkout } from "@/lib/models/strength";
+
+export type ImportStrongWorkoutState = { error: string } | null;
+
+export async function importStrongWorkout(
+  _prevState: ImportStrongWorkoutState,
+  formData: FormData
+): Promise<ImportStrongWorkoutState> {
+  const text = formData.get("text");
+  if (typeof text !== "string" || text.trim().length === 0) {
+    return { error: "Wklej tekst wygenerowany przez funkcję 'Share workout' w Strong." };
+  }
+
+  let workouts;
+  try {
+    workouts = parseStrongShareText(text);
+  } catch (error) {
+    return { error: error instanceof Error ? error.message : "Nie udało się przetworzyć tekstu." };
+  }
+
+  if (workouts.length === 0) {
+    return { error: "Nie znaleziono żadnego treningu w podanym tekście." };
+  }
+
+  for (const workout of workouts) {
+    await upsertStrengthWorkout(workout);
+  }
+
+  revalidatePath("/strength");
+  revalidatePath("/");
+  redirect("/strength");
+}

app/strength/import/import-form.tsx

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+"use client";
+
+import { useActionState } from "react";
+import { importStrongWorkout } from "./actions";
+
+export function ImportForm() {
+  const [state, formAction, pending] = useActionState(importStrongWorkout, null);
+
+  return (
+    <form action={formAction} className="flex flex-col gap-4">
+      {state?.error ? (
+        <div className="rounded-md border border-accent/40 bg-accent/10 px-4 py-3 text-sm text-fg">
+          {state.error}
+        </div>
+      ) : null}
+      <textarea
+        name="text"
+        rows={16}
+        required
+        placeholder={"Trening A\nWednesday, 10 June 2026 at 06:40\n\nDeadlift (Barbell)\nSet 1: 80 kg × 8\n..."}
+        className="w-full rounded-md border border-muted/40 bg-surface p-3 font-mono text-sm text-fg placeholder:text-fg/30 focus:border-accent focus:outline-none"
+      />
+      <button
+        type="submit"
+        disabled={pending}
+        className="self-start rounded-md bg-accent px-4 py-2 text-sm font-semibold text-fg transition-opacity hover:opacity-90 disabled:opacity-50"
+      >
+        {pending ? "Importowanie..." : "Importuj"}
+      </button>
+    </form>
+  );
+}

app/strength/import/page.tsx

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+import { ImportForm } from "./import-form";
+
+export default function StrengthImportPage() {
+  return (
+    <div className="flex flex-col gap-6">
+      <div>
+        <h1 className="text-2xl font-bold text-fg">Importuj trening</h1>
+        <p className="mt-1 text-sm text-fg/60">
+          W aplikacji Strong otwórz zakończony trening, wybierz „Share workout”
+          i wklej poniżej skopiowany tekst. Można wkleić kilka treningów na raz.
+        </p>
+      </div>
+
+      <ImportForm />
+    </div>
+  );
+}