From f243847216279cbd43879de8b5ef6dcceb3a2f1d Mon Sep 17 00:00:00 2001
From: polwex <polwex@sortug.com>
Date: Thu, 29 May 2025 14:08:02 +0700
Subject: lets see

---
 src/pages/lessons.tsx | 126 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/pages/study.tsx   | 128 ++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 254 insertions(+)
 create mode 100644 src/pages/lessons.tsx
 create mode 100644 src/pages/study.tsx

(limited to 'src/pages')

diff --git a/src/pages/lessons.tsx b/src/pages/lessons.tsx
new file mode 100644
index 0000000..ef8aa49
--- /dev/null
+++ b/src/pages/lessons.tsx
@@ -0,0 +1,126 @@
+import { useState } from "react";
+import { getState } from "@/lib/db";
+import { getUserLessons, getLessonProgress } from "@/actions/srs";
+import { Button } from "@/components/ui/button";
+import { Card } from "@/components/ui/card";
+import { Progress } from "@/components/ui/progress";
+
+// This is a server component that gets the initial data
+export default async function LessonsPage() {
+  const state = getState(null);
+  const userId = state.user?.id;
+  
+  // If not logged in, show login required message
+  if (!userId) {
+    return (
+      <div className="container mx-auto py-8">
+        <Card className="p-6 text-center">
+          <h1 className="text-2xl font-bold mb-4">Login Required</h1>
+          <p className="mb-4">You need to be logged in to view your lessons.</p>
+          <Button asChild>
+            <a href="/login">Login</a>
+          </Button>
+        </Card>
+      </div>
+    );
+  }
+  
+  // Get user lessons data
+  let lessons;
+  try {
+    lessons = await getUserLessons(userId);
+  } catch (error) {
+    console.error("Error fetching lessons:", error);
+  }
+  
+  return (
+    <div className="container mx-auto py-8">
+      <div className="flex justify-between items-center mb-6">
+        <h1 className="text-3xl font-bold">Your Lessons</h1>
+        <Button asChild>
+          <a href="/">Back to Home</a>
+        </Button>
+      </div>
+      
+      {!lessons || lessons.length === 0 ? (
+        <NoLessonsFound />
+      ) : (
+        <div className="grid gap-6 md:grid-cols-2 lg:grid-cols-3">
+          {lessons.map((lesson) => (
+            <LessonCard key={lesson.id} lesson={lesson} userId={userId} />
+          ))}
+        </div>
+      )}
+    </div>
+  );
+}
+
+// Component to display when no lessons are found
+function NoLessonsFound() {
+  return (
+    <Card className="p-6 text-center">
+      <h2 className="text-xl font-semibold mb-3">No Lessons Found</h2>
+      <p className="text-gray-500 mb-4">
+        You don't have any lessons available yet.
+      </p>
+    </Card>
+  );
+}
+
+// Component to display a lesson card
+function LessonCard({ lesson, userId }: { lesson: any; userId: number }) {
+  const [isHovered, setIsHovered] = useState(false);
+  
+  // Calculate progress percentage
+  const progressPercentage = lesson.progress || 0;
+  
+  // Determine progress color
+  const getProgressColor = (percentage: number) => {
+    if (percentage >= 80) return "bg-green-500";
+    if (percentage >= 50) return "bg-yellow-500";
+    return "bg-blue-500";
+  };
+  
+  return (
+    <Card
+      className="overflow-hidden transition-shadow duration-300 hover:shadow-lg"
+      onMouseEnter={() => setIsHovered(true)}
+      onMouseLeave={() => setIsHovered(false)}
+    >
+      <div className="p-6">
+        <h3 className="text-xl font-bold mb-2">{lesson.name}</h3>
+        <p className="text-gray-500 text-sm mb-4 line-clamp-2">
+          {lesson.description || "No description available."}
+        </p>
+        
+        <div className="flex items-center justify-between mb-4">
+          <div className="text-sm">
+            <span className="font-medium">{lesson.masteredCards}</span>
+            <span className="text-gray-500"> / {lesson.totalCards} cards</span>
+          </div>
+          <div className="text-sm">
+            <span className="font-medium text-amber-600">
+              {lesson.dueCards} due
+            </span>
+          </div>
+        </div>
+        
+        <div className="mb-6">
+          <Progress
+            value={progressPercentage}
+            className={`h-2 ${getProgressColor(progressPercentage)}`}
+          />
+        </div>
+        
+        <div className="flex gap-3">
+          <Button asChild className="flex-1">
+            <a href={`/study?lessonId=${lesson.id}`}>Study Now</a>
+          </Button>
+          <Button variant="outline" asChild className="flex-1">
+            <a href={`/lesson/${lesson.id}`}>View Details</a>
+          </Button>
+        </div>
+      </div>
+    </Card>
+  );
+}
\ No newline at end of file
diff --git a/src/pages/study.tsx b/src/pages/study.tsx
new file mode 100644
index 0000000..db7dde7
--- /dev/null
+++ b/src/pages/study.tsx
@@ -0,0 +1,128 @@
+import { useState } from "react";
+import { getState } from "@/lib/db";
+import { startStudySession } from "@/actions/srs";
+import StudySession from "@/components/Flashcard/StudySession";
+import { Button } from "@/components/ui/button";
+import { Card } from "@/components/ui/card";
+import { Input } from "@/components/ui/input";
+import { Label } from "@/components/ui/label";
+
+// This is a server component that gets the initial data
+export default async function StudyPage({ searchParams }: { searchParams: { lessonId?: string } }) {
+  const state = getState(null);
+  const userId = state.user?.id;
+  
+  // If not logged in, show login required message
+  if (!userId) {
+    return (
+      <div className="container mx-auto py-8">
+        <Card className="p-6 text-center">
+          <h1 className="text-2xl font-bold mb-4">Login Required</h1>
+          <p className="mb-4">You need to be logged in to use the study session feature.</p>
+          <Button asChild>
+            <a href="/login">Login</a>
+          </Button>
+        </Card>
+      </div>
+    );
+  }
+  
+  const lessonId = searchParams.lessonId ? parseInt(searchParams.lessonId, 10) : null;
+  
+  // If no lesson ID provided, show lesson selector
+  if (!lessonId) {
+    return <LessonSelector userId={userId} />;
+  }
+  
+  // Get initial data for the study session
+  let initialData;
+  try {
+    initialData = await startStudySession(userId, lessonId, true);
+  } catch (error) {
+    console.error("Error starting study session:", error);
+  }
+  
+  return (
+    <div className="container mx-auto py-8">
+      <StudySession
+        userId={userId}
+        lessonId={lessonId}
+        initialData={initialData && !('error' in initialData) ? initialData : undefined}
+      />
+    </div>
+  );
+}
+
+// Client component for selecting a lesson
+function LessonSelector({ userId }: { userId: number }) {
+  const [lessonId, setLessonId] = useState<string>("");
+  
+  return (
+    <div className="container mx-auto py-8">
+      <Card className="p-6 max-w-md mx-auto">
+        <h1 className="text-2xl font-bold mb-6">Start Study Session</h1>
+        
+        <form action={`/study?lessonId=${lessonId}`}>
+          <div className="space-y-4">
+            <div>
+              <Label htmlFor="lessonId">Lesson ID</Label>
+              <Input
+                id="lessonId"
+                value={lessonId}
+                onChange={(e) => setLessonId(e.target.value)}
+                placeholder="Enter lesson ID"
+                type="number"
+                required
+              />
+            </div>
+            
+            <Button type="submit" className="w-full">
+              Start Study Session
+            </Button>
+          </div>
+        </form>
+        
+        <div className="mt-6 pt-6 border-t border-gray-200">
+          <h2 className="text-lg font-medium mb-3">Available Lessons</h2>
+          <p className="text-sm text-gray-500 mb-4">
+            Here are some example lesson IDs you can use:
+          </p>
+          <div className="flex flex-wrap gap-2">
+            <Button
+              variant="outline"
+              size="sm"
+              onClick={() => setLessonId("1")}
+            >
+              Lesson 1
+            </Button>
+            <Button
+              variant="outline"
+              size="sm"
+              onClick={() => setLessonId("2")}
+            >
+              Lesson 2
+            </Button>
+            <Button
+              variant="outline"
+              size="sm"
+              onClick={() => setLessonId("5")}
+            >
+              Lesson 5
+            </Button>
+          </div>
+          
+          <div className="mt-4">
+            <Button
+              variant="ghost"
+              size="sm"
+              asChild
+              className="text-blue-500"
+            >
+              <a href="/">Back to Home</a>
+            </Button>
+          </div>
+        </div>
+      </Card>
+    </div>
+  );
+}
\ No newline at end of file
-- 
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