From 6270f3a795fe3e888c7397439f4009beac4c876c Mon Sep 17 00:00:00 2001 From: ahamedvifaaq Date: Sun, 26 Oct 2025 03:51:06 +0530 Subject: [PATCH 1/5] study plan page ready --- app/page.tsx | 73 +++++++-- components/pages/ai-chat.tsx | 12 +- components/pages/auth.tsx | 107 +++++++++++++ components/pages/dashboard.tsx | 6 +- components/pages/goal-creation.tsx | 35 ++-- components/pages/learning-screen.tsx | 85 +++++++--- components/pages/study-plan.tsx | 149 +++++++++++++----- spring-backend/build.log | Bin 0 -> 11740 bytes spring-backend/pom.xml | 39 +++++ .../aichat/controller/AuthController.java | 86 ++++++++++ .../aichat/controller/ChatController.java | 2 +- .../aichat/controller/DbHealthController.java | 36 +++++ .../aichat/controller/GoalController.java | 101 ++++++++++++ .../controller/StudyPlanController.java | 141 +++++++++++++++++ .../com/example/aichat/dto/AuthRequest.java | 18 +++ .../com/example/aichat/dto/AuthResponse.java | 29 ++++ .../example/aichat/dto/CreateGoalRequest.java | 14 ++ .../java/com/example/aichat/dto/GoalDto.java | 26 +++ .../example/aichat/dto/RegisterRequest.java | 25 +++ .../example/aichat/dto/StudyPlanRequest.java | 16 ++ .../java/com/example/aichat/model/Goal.java | 55 +++++++ .../com/example/aichat/model/StudyPlan.java | 56 +++++++ .../java/com/example/aichat/model/User.java | 48 ++++++ .../example/aichat/repo/GoalRepository.java | 13 ++ .../aichat/repo/StudyPlanRepository.java | 13 ++ .../example/aichat/repo/UserRepository.java | 11 ++ .../aichat/security/JwtAuthFilter.java | 54 +++++++ .../example/aichat/security/JwtService.java | 67 ++++++++ .../aichat/security/SecurityConfig.java | 66 ++++++++ .../ApplicationUserDetailsService.java | 32 ++++ .../example/aichat/service/OpenAIService.java | 2 +- .../src/main/resources/application.properties | 20 +++ .../target/aichat-0.0.1-SNAPSHOT.jar | Bin 0 -> 26763 bytes .../target/classes/application.properties | 20 +++ .../example/aichat/AiChatApplication.class | Bin 713 -> 713 bytes .../example/aichat/config/CorsConfig.class | Bin 1660 -> 1660 bytes .../aichat/controller/AuthController.class | Bin 0 -> 5814 bytes .../aichat/controller/ChatController.class | Bin 3881 -> 4098 bytes .../controller/DbHealthController.class | Bin 0 -> 2171 bytes .../aichat/controller/GoalController.class | Bin 0 -> 8348 bytes .../controller/StudyPlanController.class | Bin 0 -> 8133 bytes .../com/example/aichat/dto/AuthRequest.class | Bin 0 -> 950 bytes .../com/example/aichat/dto/AuthResponse.class | Bin 0 -> 1313 bytes .../com/example/aichat/dto/ChatReplyDto.class | Bin 644 -> 644 bytes .../example/aichat/dto/ChatRequestDto.class | Bin 1095 -> 1095 bytes .../aichat/dto/CreateGoalRequest.class | Bin 0 -> 966 bytes .../com/example/aichat/dto/GoalDto.class | Bin 0 -> 1356 bytes .../com/example/aichat/dto/MessageDto.class | Bin 878 -> 878 bytes .../example/aichat/dto/RegisterRequest.class | Bin 0 -> 1237 bytes .../example/aichat/dto/StudyPlanRequest.class | Bin 0 -> 1010 bytes .../com/example/aichat/model/Goal.class | Bin 0 -> 2763 bytes .../com/example/aichat/model/StudyPlan.class | Bin 0 -> 2814 bytes .../com/example/aichat/model/User.class | Bin 0 -> 2192 bytes .../example/aichat/repo/GoalRepository.class | Bin 0 -> 743 bytes .../aichat/repo/StudyPlanRepository.class | Bin 0 -> 877 bytes .../example/aichat/repo/UserRepository.class | Bin 0 -> 536 bytes .../aichat/security/JwtAuthFilter.class | Bin 0 -> 3530 bytes .../example/aichat/security/JwtService.class | Bin 0 -> 3204 bytes .../aichat/security/SecurityConfig.class | Bin 0 -> 7181 bytes .../ApplicationUserDetailsService.class | Bin 0 -> 2876 bytes .../aichat/service/OpenAIService.class | Bin 7290 -> 7619 bytes .../target/maven-archiver/pom.properties | 3 + .../compile/default-compile/createdFiles.lst | 28 +++- .../compile/default-compile/inputFiles.lst | 26 ++- 64 files changed, 1417 insertions(+), 97 deletions(-) create mode 100644 components/pages/auth.tsx create mode 100644 spring-backend/build.log create mode 100644 spring-backend/src/main/java/com/example/aichat/controller/AuthController.java create mode 100644 spring-backend/src/main/java/com/example/aichat/controller/DbHealthController.java create mode 100644 spring-backend/src/main/java/com/example/aichat/controller/GoalController.java create mode 100644 spring-backend/src/main/java/com/example/aichat/controller/StudyPlanController.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/AuthRequest.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/AuthResponse.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/CreateGoalRequest.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/GoalDto.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/RegisterRequest.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/StudyPlanRequest.java create mode 100644 spring-backend/src/main/java/com/example/aichat/model/Goal.java create mode 100644 spring-backend/src/main/java/com/example/aichat/model/StudyPlan.java create mode 100644 spring-backend/src/main/java/com/example/aichat/model/User.java create mode 100644 spring-backend/src/main/java/com/example/aichat/repo/GoalRepository.java create mode 100644 spring-backend/src/main/java/com/example/aichat/repo/StudyPlanRepository.java create mode 100644 spring-backend/src/main/java/com/example/aichat/repo/UserRepository.java create mode 100644 spring-backend/src/main/java/com/example/aichat/security/JwtAuthFilter.java create mode 100644 spring-backend/src/main/java/com/example/aichat/security/JwtService.java create mode 100644 spring-backend/src/main/java/com/example/aichat/security/SecurityConfig.java create mode 100644 spring-backend/src/main/java/com/example/aichat/service/ApplicationUserDetailsService.java create mode 100644 spring-backend/target/aichat-0.0.1-SNAPSHOT.jar create mode 100644 spring-backend/target/classes/com/example/aichat/controller/AuthController.class create mode 100644 spring-backend/target/classes/com/example/aichat/controller/DbHealthController.class create mode 100644 spring-backend/target/classes/com/example/aichat/controller/GoalController.class create mode 100644 spring-backend/target/classes/com/example/aichat/controller/StudyPlanController.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/AuthRequest.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/AuthResponse.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/CreateGoalRequest.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/GoalDto.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/RegisterRequest.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/StudyPlanRequest.class create mode 100644 spring-backend/target/classes/com/example/aichat/model/Goal.class create mode 100644 spring-backend/target/classes/com/example/aichat/model/StudyPlan.class create mode 100644 spring-backend/target/classes/com/example/aichat/model/User.class create mode 100644 spring-backend/target/classes/com/example/aichat/repo/GoalRepository.class create mode 100644 spring-backend/target/classes/com/example/aichat/repo/StudyPlanRepository.class create mode 100644 spring-backend/target/classes/com/example/aichat/repo/UserRepository.class create mode 100644 spring-backend/target/classes/com/example/aichat/security/JwtAuthFilter.class create mode 100644 spring-backend/target/classes/com/example/aichat/security/JwtService.class create mode 100644 spring-backend/target/classes/com/example/aichat/security/SecurityConfig.class create mode 100644 spring-backend/target/classes/com/example/aichat/service/ApplicationUserDetailsService.class create mode 100644 spring-backend/target/maven-archiver/pom.properties diff --git a/app/page.tsx b/app/page.tsx index ed2f3fc..432e0f4 100644 --- a/app/page.tsx +++ b/app/page.tsx @@ -1,6 +1,6 @@ 'use client' -import { useState } from 'react' +import { useState, useEffect } from 'react' import Navigation from '@/components/navigation' import Dashboard from '@/components/pages/dashboard' import GoalCreation from '@/components/pages/goal-creation' @@ -10,14 +10,13 @@ import AIChat from '@/components/pages/ai-chat' import ResourceLibrary from '@/components/pages/resource-library' import Analytics from '@/components/pages/analytics' import Settings from '@/components/pages/settings' +import Auth from '@/components/pages/auth' + +type Goal = { id: number; title: string; progress: number; daysLeft: number } export default function Home() { const [currentPage, setCurrentPage] = useState('dashboard') - const [goals, setGoals] = useState([ - { id: 1, title: "Master Calculus", progress: 65, daysLeft: 12 }, - { id: 2, title: "Biology Fundamentals", progress: 42, daysLeft: 18 }, - { id: 3, title: "Physics Concepts", progress: 78, daysLeft: 8 }, - ]) + const [goals, setGoals] = useState([]) const [learningScreenState, setLearningScreenState] = useState({ isCompleted: false, @@ -25,21 +24,61 @@ export default function Home() { messages: [ { id: 1, role: "tutor", text: "Hi! I'm your AI tutor. What would you like to learn about derivatives?" }, ], - inputMessage: "" + inputMessage: "", + chatLoading: false, }); - const handleDeleteGoal = (id: number) => { - setGoals(goals.filter(goal => goal.id !== id)); + const [auth, setAuth] = useState<{ token: string | null; name?: string; email?: string; role?: string }>({ token: null }) + const [selectedGoal, setSelectedGoal] = useState(null) + + useEffect(() => { + const t = typeof window !== 'undefined' ? localStorage.getItem('token') : null + if (!t) return + const base = process.env.NEXT_PUBLIC_BACKEND_URL || 'http://localhost:8080' + fetch(`${base}/api/auth/me`, { headers: { Authorization: `Bearer ${t}` } }) + .then(res => res.ok ? res.json() : null) + .then(data => { + if (data) setAuth({ token: t, name: data.name, email: data.email, role: data.role }) + else setAuth({ token: null }) + }) + .catch(() => setAuth({ token: null })) + }, []) + + useEffect(() => { + const t = auth.token + if (!t) return + const base = process.env.NEXT_PUBLIC_BACKEND_URL || 'http://localhost:8080' + fetch(`${base}/api/goals`, { headers: { Authorization: `Bearer ${t}` } }) + .then(res => res.ok ? res.json() : []) + .then((list) => setGoals(Array.isArray(list) ? list : [])) + .catch(() => setGoals([])) + }, [auth.token]) + + const handleDeleteGoal = async (id: number) => { + const t = typeof window !== 'undefined' ? localStorage.getItem('token') : null + const base = process.env.NEXT_PUBLIC_BACKEND_URL || 'http://localhost:8080' + try { + await fetch(`${base}/api/goals/${id}`, { method: 'DELETE', headers: { Authorization: `Bearer ${t}` } }) + setGoals(goals.filter(goal => goal.id !== id)) + if (selectedGoal && selectedGoal.id === id) setSelectedGoal(null) + } catch {} }; const renderPage = () => { switch (currentPage) { case 'dashboard': - return + return ( + { setSelectedGoal(goal); setCurrentPage('study-plan'); }} + /> + ) case 'goals': return case 'study-plan': - return + return { setSelectedGoal(g); setCurrentPage('study-plan'); }} /> case 'learning': return - -
{renderPage()}
- + auth.token ? ( +
+ { if (page === 'study-plan') setSelectedGoal(null); setCurrentPage(page); }} /> +
{renderPage()}
+
+ ) : ( + setAuth(u)} /> + ) ) } diff --git a/components/pages/ai-chat.tsx b/components/pages/ai-chat.tsx index e098631..a3cb2ad 100644 --- a/components/pages/ai-chat.tsx +++ b/components/pages/ai-chat.tsx @@ -35,17 +35,23 @@ export default function AIChat() { const endpoint = process.env.NEXT_PUBLIC_BACKEND_URL ? `${process.env.NEXT_PUBLIC_BACKEND_URL}/api/ai-chat` : "http://localhost:8080/api/ai-chat"; + const payloadMessages = [...messages, userMsg].map((m: any) => ({ role: m.role, text: m.text })) + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null const res = await fetch(endpoint, { method: "POST", - headers: { "Content-Type": "application/json" }, - body: JSON.stringify({ messages: [...messages, userMsg] }), + headers: { + "Content-Type": "application/json", + ...(token ? { Authorization: `Bearer ${token}` } : {}), + }, + body: JSON.stringify({ messages: payloadMessages }), }) if (!res.ok) throw new Error("Failed to get AI response") const data = await res.json() const reply = (data?.reply ?? "I couldn't generate a response.").toString() + const clean = reply.replace(/\$/g, "").replace(/\\[()\\[\\]]/g, "") setMessages((prev) => [ ...prev, - { id: prev.length + 1, role: "tutor", text: reply }, + { id: prev.length + 1, role: "tutor", text: clean }, ]) } catch (err) { setMessages((prev) => [ diff --git a/components/pages/auth.tsx b/components/pages/auth.tsx new file mode 100644 index 0000000..7f0a791 --- /dev/null +++ b/components/pages/auth.tsx @@ -0,0 +1,107 @@ +"use client"; + +import { useEffect, useState } from "react"; +import { Card } from "@/components/ui/card"; +import { Button } from "@/components/ui/button"; + +interface AuthProps { + onAuthenticated: (auth: { token: string; name: string; email: string; role: string }) => void; +} + +export default function Auth({ onAuthenticated }: AuthProps) { + const [mode, setMode] = useState<"login" | "register">("login"); + const [name, setName] = useState(""); + const [email, setEmail] = useState(""); + const [password, setPassword] = useState(""); + const [loading, setLoading] = useState(false); + const [error, setError] = useState(null); + + useEffect(() => { + setError(null); + }, [mode]); + + const submit = async () => { + if (!email || !password || (mode === "register" && !name)) return; + setLoading(true); + setError(null); + try { + const endpointBase = process.env.NEXT_PUBLIC_BACKEND_URL || "http://localhost:8080"; + const url = mode === "login" ? `${endpointBase}/api/auth/login` : `${endpointBase}/api/auth/register`; + const res = await fetch(url, { + method: "POST", + headers: { "Content-Type": "application/json" }, + body: JSON.stringify( + mode === "login" ? { email, password } : { name, email, password } + ), + }); + const data = await res.json(); + if (!res.ok) { + setError(data?.error || "Authentication failed"); + return; + } + const token = data?.token as string; + if (token) { + localStorage.setItem("token", token); + onAuthenticated({ token, name: data?.name, email: data?.email, role: data?.role }); + } else { + setError("No token returned by server"); + } + } catch (e: any) { + setError(e?.message || "Request failed"); + } finally { + setLoading(false); + } + }; + + return ( +
+ +

+ {mode === "login" ? "Login" : "Create an account"} +

+ {mode === "register" && ( +
+ + setName(e.target.value)} + placeholder="Your name" + /> +
+ )} +
+ + setEmail(e.target.value)} + placeholder="you@example.com" + /> +
+
+ + setPassword(e.target.value)} + placeholder="••••••••" + /> +
+ {error ? ( +

{error}

+ ) : null} + + + +
+ ); +} diff --git a/components/pages/dashboard.tsx b/components/pages/dashboard.tsx index fb5a03a..259f28b 100644 --- a/components/pages/dashboard.tsx +++ b/components/pages/dashboard.tsx @@ -15,11 +15,13 @@ interface Goal { export default function Dashboard({ onNavigate, goals, - onDeleteGoal + onDeleteGoal, + onSelectGoal, }: { onNavigate: (page: string) => void; goals: Goal[]; onDeleteGoal: (id: number) => void; + onSelectGoal?: (goal: Goal) => void; }) { const [dailyTasks, setDailyTasks] = useState([ { id: 1, title: "Complete Calculus Chapter 3", duration: "45 min", completed: true }, @@ -148,7 +150,7 @@ export default function Dashboard({ {goals.map((goal) => (
-

onNavigate("learning")}> +

onSelectGoal ? onSelectGoal(goal) : onNavigate("study-plan")}> {goal.title}

diff --git a/components/pages/goal-creation.tsx b/components/pages/goal-creation.tsx index 44d04c9..642fec3 100644 --- a/components/pages/goal-creation.tsx +++ b/components/pages/goal-creation.tsx @@ -46,15 +46,32 @@ export default function GoalCreation({ setGoals, onNavigate }: GoalCreationProps } } - const handleCreateGoal = () => { - const newGoal: Goal = { - id: Date.now(), - title: goalTitle, - progress: 0, - daysLeft: deadline ? Math.ceil((new Date(deadline).getTime() - Date.now()) / (1000 * 60 * 60 * 24)) : 0, - }; - setGoals((prevGoals) => [...prevGoals, newGoal]); - onNavigate("dashboard"); + const handleCreateGoal = async () => { + const base = process.env.NEXT_PUBLIC_BACKEND_URL || "http://localhost:8080"; + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null; + try { + const res = await fetch(`${base}/api/goals`, { + method: 'POST', + headers: { + 'Content-Type': 'application/json', + ...(token ? { Authorization: `Bearer ${token}` } : {}), + }, + body: JSON.stringify({ + title: goalTitle, + description, + targetDate: deadline || null, + }) + }) + const data = await res.json(); + if (!res.ok) { + alert(data?.error || 'Failed to create goal'); + return; + } + setGoals((prev) => [...prev, data]); + onNavigate("dashboard"); + } catch (e) { + alert('Failed to create goal'); + } } return ( diff --git a/components/pages/learning-screen.tsx b/components/pages/learning-screen.tsx index 7c88cbf..ba3d686 100644 --- a/components/pages/learning-screen.tsx +++ b/components/pages/learning-screen.tsx @@ -4,7 +4,9 @@ import { useState, useEffect } from "react" import { Card } from "@/components/ui/card" import { Button } from "@/components/ui/button" import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs" -import { CheckCircle2, MessageSquare, FileText, BookMarked, Save } from "lucide-react" +import { CheckCircle2, MessageSquare, FileText, BookMarked, Save, Loader2 } from "lucide-react" +import ReactMarkdown from "react-markdown" +import remarkGfm from "remark-gfm" interface LearningScreenProps { onNavigate: (page: string) => void; @@ -13,28 +15,65 @@ interface LearningScreenProps { } export default function LearningScreen({ onNavigate, learningState, setLearningState }: LearningScreenProps) { - const { isCompleted, notes, messages, inputMessage } = learningState; + const { isCompleted, notes, messages, inputMessage, chatLoading } = learningState; const [saveStatus, setSaveStatus] = useState("idle"); // idle, saving, saved const setState = (newState: any) => { setLearningState({ ...learningState, ...newState }); }; - const sendMessage = () => { + const topic = "Power Rule & Chain Rule"; + + const sendMessage = async () => { if (inputMessage.trim()) { const newMessages = [...messages, { id: messages.length + 1, role: "user", text: inputMessage }]; - setState({ messages: newMessages, inputMessage: "" }); - - setTimeout(() => { - setState({ messages: [ - ...newMessages, - { - id: newMessages.length + 1, - role: "tutor", - text: "Great question! The derivative measures how a function changes at a specific point...", + setState({ messages: newMessages, inputMessage: "", chatLoading: true }); + + try { + const endpoint = process.env.NEXT_PUBLIC_BACKEND_URL + ? `${process.env.NEXT_PUBLIC_BACKEND_URL}/api/ai-chat` + : "http://localhost:8080/api/ai-chat"; + const payloadMessages = newMessages.map((m: any) => ({ role: m.role, text: m.text })); + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null; + const res = await fetch(endpoint, { + method: "POST", + headers: { + "Content-Type": "application/json", + ...(token ? { Authorization: `Bearer ${token}` } : {}), }, - ]}) - }, 500) + body: JSON.stringify({ + messages: payloadMessages, + systemPrompt: `You are a friendly, student-focused AI tutor. Write answers in clean Markdown (headings, lists, bold) with step-by-step clarity. Do NOT use LaTeX or $...$ or \\(...\\) or \\[...\\]. Use plain-text math: exponents with ^ (x^2), fractions as a/b, and inline code for short expressions (like x^2 + 1). Stay strictly on the topic: ${topic}.`, + }), + }); + if (!res.ok) throw new Error("Failed to get AI response"); + const data = await res.json(); + const reply = (data?.reply ?? "I couldn't generate a response.").toString(); + const clean = reply.replace(/\$/g, "").replace(/\\[()\\[\\]]/g, ""); + setState({ + messages: [ + ...newMessages, + { + id: newMessages.length + 1, + role: "tutor", + text: clean, + }, + ], + chatLoading: false, + }); + } catch (e) { + setState({ + messages: [ + ...newMessages, + { + id: newMessages.length + 1, + role: "tutor", + text: "Sorry, I had trouble answering that. Please try again.", + }, + ], + chatLoading: false, + }); + } } } @@ -59,7 +98,7 @@ export default function LearningScreen({ onNavigate, learningState, setLearningS
-

Power Rule & Chain Rule

+

{topic}

Calculus Fundamentals

))} @@ -161,11 +208,13 @@ export default function LearningScreen({ onNavigate, learningState, setLearningS type="text" value={inputMessage} onChange={(e) => setState({ inputMessage: e.target.value })} - onKeyPress={(e) => e.key === "Enter" && sendMessage()} + onKeyPress={(e) => e.key === "Enter" && !chatLoading && sendMessage()} placeholder="Ask your tutor..." className="flex-1 px-4 py-2 rounded-lg border border-input bg-background text-foreground placeholder-muted-foreground focus:outline-none focus:ring-2 focus:ring-primary" + disabled={!!chatLoading} /> -
diff --git a/components/pages/study-plan.tsx b/components/pages/study-plan.tsx index 13157a5..b555366 100644 --- a/components/pages/study-plan.tsx +++ b/components/pages/study-plan.tsx @@ -1,6 +1,6 @@ 'use client' -import { useState } from "react" +import { useEffect, useState } from "react" import { Card } from "@/components/ui/card" import { Button } from "@/components/ui/button" import { CheckCircle2, Circle, ChevronRight } from "lucide-react" @@ -15,44 +15,75 @@ interface Module { description: string; } -export default function StudyPlan({ onNavigate }: { onNavigate: (page: string) => void }) { +type Goal = { id: number; title: string; progress: number; daysLeft: number } + +export default function StudyPlan({ onNavigate, goal, onSelectGoal }: { onNavigate: (page: string) => void; goal?: Goal; onSelectGoal?: (goal: Goal) => void }) { const [selectedModule, setSelectedModule] = useState(null) const [isModalOpen, setIsModalOpen] = useState(false) + const [loading, setLoading] = useState(false) + const [error, setError] = useState(null) + + const [studyPlan, setStudyPlan] = useState([]) + const [goalsList, setGoalsList] = useState([]) + const [loadingGoals, setLoadingGoals] = useState(false) + + useEffect(() => { + if (!goal?.title) return + const fetchPlan = async () => { + setLoading(true) + setError(null) + try { + const base = process.env.NEXT_PUBLIC_BACKEND_URL || "http://localhost:8080" + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null + const res = await fetch(`${base}/api/study-plan/generate`, { + method: 'POST', + headers: { + 'Content-Type': 'application/json', + ...(token ? { Authorization: `Bearer ${token}` } : {}), + }, + body: JSON.stringify({ + goalTitle: goal?.title || 'General Study', + days: goal?.daysLeft ? Math.max(1, Math.min(7, goal.daysLeft)) : 4, + level: 'beginner', + }) + }) + const data = await res.json() + if (!res.ok) throw new Error(data?.error || 'Failed to generate plan') + const planNode = data?.plan + if (planNode?.days && Array.isArray(planNode.days)) { + setStudyPlan(planNode.days) + } else { + const parsed = typeof data?.planText === 'string' ? JSON.parse(data.planText) : null + if (parsed?.days && Array.isArray(parsed.days)) setStudyPlan(parsed.days) + } + } catch (e: any) { + setError(e?.message || 'Failed to load study plan') + } finally { + setLoading(false) + } + } + fetchPlan() + // eslint-disable-next-line react-hooks/exhaustive-deps + }, [goal?.title]) - const studyPlan = [ - { - day: "Monday", - date: "Jan 15", - modules: [ - { id: 1, title: "Limits & Continuity", duration: "45 min", completed: true, type: "video", description: "An introduction to the fundamental concepts of limits and continuity, including definitions and examples." }, - { id: 2, title: "Derivatives Basics", duration: "60 min", completed: true, type: "article", description: "Learn the basics of derivatives, including the power rule and how to find the derivative of simple functions." }, - ], - }, - { - day: "Tuesday", - date: "Jan 16", - modules: [ - { id: 3, title: "Power Rule & Chain Rule", duration: "50 min", completed: false, type: "video", description: "A deep dive into the power rule and chain rule, with examples of how to apply them to more complex functions." }, - { id: 4, title: "Practice Problems Set 1", duration: "40 min", completed: false, type: "quiz", description: "A set of practice problems to test your understanding of derivatives and the power and chain rules." }, - ], - }, - { - day: "Wednesday", - date: "Jan 17", - modules: [ - { id: 5, title: "Integration Fundamentals", duration: "55 min", completed: false, type: "video", description: "An introduction to integration, including the concept of the antiderivative and the basic rules of integration." }, - { id: 6, title: "Integration Techniques", duration: "45 min", completed: false, type: "article", description: "Learn various integration techniques, including substitution and integration by parts." }, - ], - }, - { - day: "Thursday", - date: "Jan 18", - modules: [ - { id: 7, title: "Applications of Calculus", duration: "60 min", completed: false, type: "video", description: "Explore the real-world applications of calculus, including optimization problems and related rates." }, - { id: 8, title: "Real-world Problems", duration: "50 min", completed: false, type: "quiz", description: "A set of real-world problems to test your ability to apply calculus concepts to practical scenarios." }, - ], - }, - ] + useEffect(() => { + if (goal?.title) return + const fetchGoals = async () => { + setLoadingGoals(true) + try { + const base = process.env.NEXT_PUBLIC_BACKEND_URL || "http://localhost:8080" + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null + const res = await fetch(`${base}/api/goals`, { headers: { ...(token ? { Authorization: `Bearer ${token}` } : {}) } }) + const list = await res.json() + setGoalsList(Array.isArray(list) ? list : []) + } catch { + setGoalsList([]) + } finally { + setLoadingGoals(false) + } + } + fetchGoals() + }, [goal?.title]) const handleModuleClick = (module: Module) => { setSelectedModule(module) @@ -83,28 +114,64 @@ export default function StudyPlan({ onNavigate }: { onNavigate: (page: string) = return type.charAt(0).toUpperCase() + type.slice(1) } + if (!goal?.title) { + return ( +
+
+

Select a Goal

+

Choose a goal to view its study plan

+
+ {loadingGoals ? ( +

Loading your goals...

+ ) : goalsList.length === 0 ? ( +

No goals yet. Create one from Goals page.

+ ) : ( +
+ {goalsList.map((g) => ( + onSelectGoal && onSelectGoal(g)}> +
+
+

{g.title}

+

{g.daysLeft} days

+
+ +
+ + ))} +
+ )} +
+ ) + } + return (

Your Study Plan

-

Master Calculus - 4 weeks program

+

{goal?.title || 'Custom Plan'} - {goal?.daysLeft ? `${goal.daysLeft} days` : 'Flexible'}

+ {loading ? ( +

Generating your study plan...

+ ) : error ? ( +

{error}

+ ) : null} +
{studyPlan.map((day, dayIndex) => (
-

{day.day}

-

{day.date}

+

{day.day || `Day ${dayIndex + 1}`}

+

{day.date || ''}

- {day.modules.filter((m) => m.completed).length}/{day.modules.length} completed + {day.modules.filter((m: any) => m.completed).length}/{day.modules.length} completed
- {day.modules.map((module) => ( + {day.modules.map((module: any) => ( !Gmd|{`u*&~ z!|ibw8?*wo%uOzLd%Mp*?=QRi=N|{*b?AjGH1+!_JPfO0IXue%Q!*CFG z)vq1)b)BenORWR7cSA?5^x0DDf&Rx~C-mbRBeL*e_#lkJp`Pmz%19&X;f3Bu8u>~i zGL2~KEeo4^>&8()WiH?X;i2GWdIx4#xXtOU6UPnX8+|@io6}PZj|Fj0{Rd%PBSsp} z44nwG9p@Nmj*j}Y!?t>4VLp5nK8}!o(;K6@p%$JCt6%lhi5M_XEi4HxxUFa`^n&?e zY}*oT`=Wn4Vhu*WzlDogv(pQh3vu4AX6Z`?Cz4oCoa~?V@xJ^c*=2njhc)p6I(F4} zS5I5<+e{*Nla`IH(t*0DtG_{7P0ceFR!C|)+|ukD;bpk3|5eR-5HVo}r>Pqj!?CbJ zpT-*1*Es)1Kj>W&cTMwt&=Z=G)3B(yh8i^#7tleY7rE?8x4Yt1U$Y))R8QaY-ZlsK zvflr_zBV-n`ebu-qBeAe(^hz-wvpzn(r9K%wHlqllB^vZ>rtNQ4!Tv39CXdIH?u{v z!@B0`i)Z!lL_N23VL1yL3l1ace>ch*dl_n;nK%=Y2YNF!)R+5$0}CFuoO`lx4FL@pnFVgd3g&4j7&Iq=8z8Q3KFHeAte9VE_2uaQTh4jVErYt+CiED{-FJJ6qr51D8`6h{ul z3;4txtud~H;YN%SOY)8{^?faBc2A>$0LSr0XdN-4f95}tE|)+!56HBXoR0P&p|XHl0kb;5i?+`U3smx zo(2(@X4D>wNMqTR>2Oo}jgDg#HF0TKaco8ZPsF$NiPU~lh$g^46i>ky{-y8rC^_`i z{N^VKp74KL{YOy-M(r!Lfpb@O&G$Wh-_#S)0iTAntS8oM?L{k3XGdSK6mkPRj*YCV zl&gpGOR?3`}6q~IA`>pZNz&TMG~I`kTWYeIi(Ov|hiU9HQ>J$@$n-8__(=Rh@>{x_-y?>& z7s#ft{*(h`J6I_G1zwt;Io8{L#oQOizc^w;bC{RPfXJJLMLGn`Yt7m^aMJ z56#L0rP=vRwBc9MGIGDMFwDP_RpMic+&1XtS;>U({`hs15}8jc$$VOc%%>G|C#na$ z$3Q*d(`)^T`rQiOp0@uYuf8YA;XOy{f8LW?ond~dC8*>#*xa~6u4Vk4Ygj&Zk5?g! z8i@+BE`D=*E`KNM!xN@lEcbddH_MTltkJniOu#d`FCdm$B+l((M%-Q(muunkC^w?4 zW%BrMFfdPz^$wyJwM;dQ<7Lc=D!ZbdY&rE-9wW+_!40Y)ixA`qA63X;;S>v}kZSY% z?5VAeqC{HJCo-m0>Ye7Ex%696r}NymEcZ=wM1E{FbVrYY}$O^eyEU2CGES<&qX_3|QE9|=~IZ(T$`faqAb#LjE<|;k& zl?0-jMKE7cAf}IF#3a5uCS?sN>u#>O|E0dUtQ@nsXelW_&^VJe94DWLkLJbkP8~gO zL`e|0$->cDc=Cv zfW`W1BGHA)jy%&Mjc2&51)Zp7HhY*k;}Eq^5x08yPA$Y6^n!egt2hsp6xdpZO?9~$ z?PX6-J$*6iSox#wg2p@x)vTq;a=W6i9?)@wiNHn z<$V>!E8-U#2WQ`H?oUgd`NZ5)5)s}{KXgx-(v2Uw@k5s#1E#gqcQXo1OP%?lw5phw zCnAR0ehyh~xzAN(ZZ_w2!ljxEWegvw?j}cmEM6`tQ|9@Fa^%Hp#o1}8Sy#S9hRAw6 zt2ty3?Dw&nd`Fqo16_CYHmabGs*(MPk+LAGP|1lHJ+CM*uhr<9ps*h`AMUB5n2l>H zbAm`^eP8>Kv+Be1Yz6dc3a+lzG@%&d+1<1HksR7GH*$N+k;&*XRgLWR!C&7$NO%0$ z!T0s$;!Xr>QTaF4>eAJRp}0!+>iZaPW37U9>+>tl#T7whyO7|4yltO^3c`3{J6sp* zS;gD;Gk>}sb=*c$^^?o`b-A_0bhXd45q%O(?^>NViH^&a&9oWG|3f;{QhVdad_C%V z)PdK-R&M;*`L(zzJGq(|Gp%Lc__3OH_}LA4qO5jbxhECE%hSBQm=#w^mpX$gg1sX$ zWji6nNeeqcWv4zkJIYti)UY4xXU4pLTFJ6=#0qascUG}8?Ou2$o$lrM*jj`)I^E@A z<<`%R6tQ2O2s7Q~%Ax+OnNz5F9l)tVUwO|dWna&Clk8lpokZefQ5EN^+LmH1!5RxS z1$?3s^WEY!D+dEs`B}MkoKr56-`frVrz7mlk>kvIJr#!M_@lVjN7a$;uKl8&KI)QFUIoIP*EyHBkSCu1nv30k+h2hXU~RjO nUA3}j&Ylf>>L+@CrmFo%Ww^`nnX`2Lcv^u<&Z?K{^Rs^e?1+rs literal 0 HcmV?d00001 diff --git a/spring-backend/pom.xml b/spring-backend/pom.xml index 1054223..178741b 100644 --- a/spring-backend/pom.xml +++ b/spring-backend/pom.xml @@ -36,6 +36,36 @@ com.fasterxml.jackson.core jackson-databind + + org.springframework.boot + spring-boot-starter-data-jpa + + + org.springframework.boot + spring-boot-starter-security + + + com.mysql + mysql-connector-j + runtime + + + io.jsonwebtoken + jjwt-api + 0.12.5 + + + io.jsonwebtoken + jjwt-impl + 0.12.5 + runtime + + + io.jsonwebtoken + jjwt-jackson + 0.12.5 + runtime + @@ -43,6 +73,15 @@ org.springframework.boot spring-boot-maven-plugin + ${spring-boot.version} + + + org.apache.maven.plugins + maven-compiler-plugin + 3.11.0 + + 17 + diff --git a/spring-backend/src/main/java/com/example/aichat/controller/AuthController.java b/spring-backend/src/main/java/com/example/aichat/controller/AuthController.java new file mode 100644 index 0000000..05b890c --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/controller/AuthController.java @@ -0,0 +1,86 @@ +package com.example.aichat.controller; + +import com.example.aichat.dto.AuthRequest; +import com.example.aichat.dto.AuthResponse; +import com.example.aichat.dto.RegisterRequest; +import com.example.aichat.model.User; +import com.example.aichat.repo.UserRepository; +import com.example.aichat.security.JwtService; +import jakarta.validation.Valid; +import org.springframework.http.HttpStatus; +import org.springframework.http.ResponseEntity; +import org.springframework.security.authentication.AuthenticationManager; +import org.springframework.security.authentication.UsernamePasswordAuthenticationToken; +import org.springframework.security.core.Authentication; +import org.springframework.security.core.annotation.AuthenticationPrincipal; +import org.springframework.security.core.userdetails.UserDetails; +import org.springframework.security.crypto.password.PasswordEncoder; +import org.springframework.web.bind.annotation.*; + +import java.util.Map; + +@RestController +@RequestMapping("/api/auth") +@CrossOrigin(origins = {"http://localhost:3000"}) +public class AuthController { + + private final UserRepository userRepository; + private final PasswordEncoder passwordEncoder; + private final JwtService jwtService; + private final AuthenticationManager authenticationManager; + + public AuthController(UserRepository userRepository, + PasswordEncoder passwordEncoder, + JwtService jwtService, + AuthenticationManager authenticationManager) { + this.userRepository = userRepository; + this.passwordEncoder = passwordEncoder; + this.jwtService = jwtService; + this.authenticationManager = authenticationManager; + } + + @PostMapping("/register") + public ResponseEntity register(@Valid @RequestBody RegisterRequest req) { + if (userRepository.existsByEmail(req.getEmail())) { + return ResponseEntity.status(HttpStatus.CONFLICT) + .body(Map.of("error", "Email already registered")); + } + User u = new User(); + u.setName(req.getName()); + u.setEmail(req.getEmail()); + u.setPassword(passwordEncoder.encode(req.getPassword())); + u = userRepository.save(u); + String token = jwtService.generateToken(u.getEmail()); + return ResponseEntity.ok(new AuthResponse(token, u.getName(), u.getEmail(), u.getRole())); + } + + @PostMapping("/login") + public ResponseEntity login(@Valid @RequestBody AuthRequest req) { + Authentication auth = authenticationManager.authenticate( + new UsernamePasswordAuthenticationToken(req.getEmail(), req.getPassword()) + ); + if (!auth.isAuthenticated()) { + return ResponseEntity.status(HttpStatus.UNAUTHORIZED) + .body(Map.of("error", "Invalid credentials")); + } + User user = userRepository.findByEmail(req.getEmail()).orElseThrow(); + String token = jwtService.generateToken(user.getEmail()); + return ResponseEntity.ok(new AuthResponse(token, user.getName(), user.getEmail(), user.getRole())); + } + + @GetMapping("/me") + public ResponseEntity me(@AuthenticationPrincipal UserDetails principal) { + if (principal == null) { + return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(Map.of("error", "Unauthorized")); + } + User user = userRepository.findByEmail(principal.getUsername()).orElse(null); + if (user == null) { + return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(Map.of("error", "Unauthorized")); + } + return ResponseEntity.ok(Map.of( + "name", user.getName(), + "email", user.getEmail(), + "role", user.getRole() + )); + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/controller/ChatController.java b/spring-backend/src/main/java/com/example/aichat/controller/ChatController.java index c530bf0..8ff61ad 100644 --- a/spring-backend/src/main/java/com/example/aichat/controller/ChatController.java +++ b/spring-backend/src/main/java/com/example/aichat/controller/ChatController.java @@ -26,7 +26,7 @@ public ResponseEntity chat(@RequestBody ChatRequestDto req) { try { List> msgs = new ArrayList<>(); String system = (req.getSystemPrompt() == null || req.getSystemPrompt().isBlank()) - ? "You are a friendly, student-focused AI tutor. Explain step-by-step, use simple language, add small examples, and keep responses concise unless asked for more detail." + ? "You are a friendly, student-focused AI tutor. Write answers in clean Markdown (headings, lists, bold) with step-by-step clarity. Do NOT use LaTeX or $...$ or \\(...\\) or \\[...\\]. Use plain-text math: exponents with ^ (x^2), fractions as a/b, inline code for short expressions (like `x^2 + 1`). Keep responses concise unless asked for more detail and include small, relevant examples." : req.getSystemPrompt(); msgs.add(Map.of("role", "system", "content", system)); diff --git a/spring-backend/src/main/java/com/example/aichat/controller/DbHealthController.java b/spring-backend/src/main/java/com/example/aichat/controller/DbHealthController.java new file mode 100644 index 0000000..54dc30c --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/controller/DbHealthController.java @@ -0,0 +1,36 @@ +package com.example.aichat.controller; + +import jakarta.persistence.EntityManager; +import jakarta.persistence.PersistenceContext; +import org.springframework.http.ResponseEntity; +import org.springframework.web.bind.annotation.CrossOrigin; +import org.springframework.web.bind.annotation.GetMapping; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RestController; + +import java.util.HashMap; +import java.util.Map; + +@RestController +@RequestMapping("/api/db") +public class DbHealthController { + + @PersistenceContext + private EntityManager entityManager; + + @GetMapping("/health") + @CrossOrigin(origins = {"http://localhost:3000"}) + public ResponseEntity health() { + Map result = new HashMap<>(); + try { + Object one = entityManager.createNativeQuery("SELECT 1").getSingleResult(); + result.put("status", "up"); + result.put("db", one); + return ResponseEntity.ok(result); + } catch (Exception ex) { + result.put("status", "down"); + result.put("error", ex.getMessage()); + return ResponseEntity.status(500).body(result); + } + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/controller/GoalController.java b/spring-backend/src/main/java/com/example/aichat/controller/GoalController.java new file mode 100644 index 0000000..5a539b1 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/controller/GoalController.java @@ -0,0 +1,101 @@ +package com.example.aichat.controller; + +import com.example.aichat.dto.CreateGoalRequest; +import com.example.aichat.dto.GoalDto; +import com.example.aichat.model.Goal; +import com.example.aichat.model.User; +import com.example.aichat.repo.GoalRepository; +import com.example.aichat.repo.StudyPlanRepository; +import com.example.aichat.repo.UserRepository; +import org.springframework.dao.DataIntegrityViolationException; +import org.springframework.http.ResponseEntity; +import org.springframework.security.core.annotation.AuthenticationPrincipal; +import org.springframework.security.core.userdetails.UserDetails; +import org.springframework.web.bind.annotation.*; + +import java.time.LocalDate; +import java.time.temporal.ChronoUnit; +import java.util.List; +import java.util.Map; +import java.util.Optional; +import java.util.stream.Collectors; + +@RestController +@RequestMapping("/api/goals") +@CrossOrigin(origins = {"http://localhost:3000"}) +public class GoalController { + + private final GoalRepository goalRepository; + private final UserRepository userRepository; + private final StudyPlanRepository studyPlanRepository; + + public GoalController(GoalRepository goalRepository, UserRepository userRepository, StudyPlanRepository studyPlanRepository) { + this.goalRepository = goalRepository; + this.userRepository = userRepository; + this.studyPlanRepository = studyPlanRepository; + } + + @GetMapping + public ResponseEntity list(@AuthenticationPrincipal UserDetails principal) { + if (principal == null) return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + User user = userRepository.findByEmail(principal.getUsername()).orElse(null); + if (user == null) return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + List goals = goalRepository.findByUserOrderByCreatedAtDesc(user); + LocalDate today = LocalDate.now(); + List dtos = goals.stream().map(g -> new GoalDto( + g.getId(), + g.getTitle(), + g.getProgress(), + g.getTargetDate() != null ? (int) Math.max(0, ChronoUnit.DAYS.between(today, g.getTargetDate())) : 0 + )).collect(Collectors.toList()); + return ResponseEntity.ok(dtos); + } + + @PostMapping + public ResponseEntity create(@AuthenticationPrincipal UserDetails principal, @RequestBody CreateGoalRequest req) { + try { + if (principal == null) return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + User user = userRepository.findByEmail(principal.getUsername()).orElse(null); + if (user == null) return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + String title = Optional.ofNullable(req.getTitle()).orElse("").trim(); + if (title.isEmpty()) return ResponseEntity.badRequest().body(Map.of("error", "Title is required")); + + Goal g = new Goal(); + g.setUser(user); + g.setTitle(title); + g.setDescription(req.getDescription()); + if (req.getTargetDate() != null && !req.getTargetDate().isBlank()) { + g.setTargetDate(LocalDate.parse(req.getTargetDate())); + } + g.setProgress(0); + Goal saved = goalRepository.save(g); + + LocalDate today = LocalDate.now(); + int daysLeft = saved.getTargetDate() != null ? (int) Math.max(0, ChronoUnit.DAYS.between(today, saved.getTargetDate())) : 0; + return ResponseEntity.ok(new GoalDto(saved.getId(), saved.getTitle(), saved.getProgress(), daysLeft)); + } catch (DataIntegrityViolationException dup) { + return ResponseEntity.status(409).body(Map.of("error", "Goal with this title already exists")); + } catch (Exception ex) { + return ResponseEntity.status(500).body(Map.of("error", "Failed to create goal", "details", ex.getMessage())); + } + } + + @DeleteMapping("/{id}") + public ResponseEntity delete(@AuthenticationPrincipal UserDetails principal, @PathVariable Long id) { + try { + if (principal == null) return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + User user = userRepository.findByEmail(principal.getUsername()).orElse(null); + if (user == null) return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + Goal g = goalRepository.findById(id).orElse(null); + if (g == null || !g.getUser().getId().equals(user.getId())) { + return ResponseEntity.status(404).body(Map.of("error", "Goal not found")); + } + // delete related study plan for this goal if any + studyPlanRepository.deleteByUserAndGoalTitle(user, g.getTitle()); + goalRepository.delete(g); + return ResponseEntity.ok(Map.of("ok", true)); + } catch (Exception ex) { + return ResponseEntity.status(500).body(Map.of("error", "Failed to delete goal", "details", ex.getMessage())); + } + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/controller/StudyPlanController.java b/spring-backend/src/main/java/com/example/aichat/controller/StudyPlanController.java new file mode 100644 index 0000000..297e21f --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/controller/StudyPlanController.java @@ -0,0 +1,141 @@ +package com.example.aichat.controller; + +import com.example.aichat.dto.StudyPlanRequest; +import com.example.aichat.service.OpenAIService; +import com.fasterxml.jackson.databind.JsonNode; +import com.fasterxml.jackson.databind.ObjectMapper; +import com.example.aichat.model.StudyPlan; +import com.example.aichat.model.User; +import com.example.aichat.repo.StudyPlanRepository; +import com.example.aichat.repo.UserRepository; +import org.springframework.http.MediaType; +import org.springframework.http.ResponseEntity; +import org.springframework.security.core.annotation.AuthenticationPrincipal; +import org.springframework.security.core.userdetails.UserDetails; +import org.springframework.web.bind.annotation.*; +import org.springframework.dao.DataIntegrityViolationException; + +import java.util.*; + +@RestController +@RequestMapping("/api/study-plan") +@CrossOrigin(origins = {"http://localhost:3000"}) +public class StudyPlanController { + + private final OpenAIService aiService; + private final ObjectMapper mapper = new ObjectMapper(); + private final StudyPlanRepository studyPlanRepository; + private final UserRepository userRepository; + + public StudyPlanController(OpenAIService aiService, StudyPlanRepository studyPlanRepository, UserRepository userRepository) { + this.aiService = aiService; + this.studyPlanRepository = studyPlanRepository; + this.userRepository = userRepository; + } + + @PostMapping(value = "/generate", consumes = MediaType.APPLICATION_JSON_VALUE, produces = MediaType.APPLICATION_JSON_VALUE) + public ResponseEntity generate(@AuthenticationPrincipal UserDetails principal, @RequestBody StudyPlanRequest req) { + try { + if (principal == null) { + return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + } + String email = principal.getUsername(); + User user = userRepository.findByEmail(email).orElse(null); + if (user == null) { + return ResponseEntity.status(401).body(Map.of("error", "Unauthorized")); + } + String goal = Optional.ofNullable(req.getGoalTitle()).orElse("General Study"); + int days = Optional.ofNullable(req.getDays()).orElse(4); + String level = Optional.ofNullable(req.getLevel()).orElse("beginner"); + String goalKey = goal.trim(); + + // 1) Return stored plan if exists + Optional existing = studyPlanRepository.findByUserAndGoalTitle(user, goalKey); + if (existing.isPresent()) { + String planJson = existing.get().getPlanJson(); + try { + JsonNode node = mapper.readTree(planJson); + return ResponseEntity.ok(Map.of("plan", node)); + } catch (Exception parseEx) { + return ResponseEntity.ok(Map.of("planText", planJson)); + } + } + + List> messages = new ArrayList<>(); + String system = "You are a study plan generator. Return STRICT JSON only (no markdown, no prose). Schema: {\n" + + " \"days\": [ {\n" + + " \"day\": string, \"date\": string,\n" + + " \"modules\": [ { \"id\": number, \"title\": string, \"duration\": string, \"completed\": boolean, \"type\": one of [\\\"video\\\",\\\"article\\\",\\\"quiz\\\"], \"description\": string } ]\n" + + " } ]\n" + + "}. Keep durations short like '45 min'. No extra text."; + messages.add(Map.of("role", "system", "content", system)); + + String prompt = String.format("Create a %d-day study plan for the goal: '%s'. Difficulty level: %s. Ensure a balanced mix of video, article, and quiz modules with concise descriptions.", days, goal, level); + messages.add(Map.of("role", "user", "content", prompt)); + + String content = aiService.getChatCompletion(messages); + // sanitize fenced code blocks if present + String cleaned = content.trim(); + if (cleaned.startsWith("```") ) { + cleaned = cleaned.replaceFirst("^```[a-zA-Z]*\\n", ""); + if (cleaned.endsWith("```")) cleaned = cleaned.substring(0, cleaned.length() - 3); + } + + Map body = new HashMap<>(); + try { + JsonNode node = mapper.readTree(cleaned); + body.put("plan", node); + // Save normalized JSON for consistency + try { + StudyPlan sp = new StudyPlan(); + sp.setUser(user); + sp.setGoalTitle(goalKey); + sp.setDays(days); + sp.setLevel(level); + sp.setPlanJson(mapper.writeValueAsString(node)); + studyPlanRepository.save(sp); + } catch (DataIntegrityViolationException dup) { + Optional exist2 = studyPlanRepository.findByUserAndGoalTitle(user, goalKey); + if (exist2.isPresent()) { + String pj = exist2.get().getPlanJson(); + try { + JsonNode n2 = mapper.readTree(pj); + return ResponseEntity.ok(Map.of("plan", n2)); + } catch (Exception ignore) { + return ResponseEntity.ok(Map.of("planText", pj)); + } + } + } + } catch (Exception parseEx) { + body.put("planText", content); + // store raw text as fallback + try { + StudyPlan sp = new StudyPlan(); + sp.setUser(user); + sp.setGoalTitle(goalKey); + sp.setDays(days); + sp.setLevel(level); + sp.setPlanJson(cleaned); + studyPlanRepository.save(sp); + } catch (DataIntegrityViolationException dup) { + Optional exist2 = studyPlanRepository.findByUserAndGoalTitle(user, goalKey); + if (exist2.isPresent()) { + String pj = exist2.get().getPlanJson(); + try { + JsonNode n2 = mapper.readTree(pj); + return ResponseEntity.ok(Map.of("plan", n2)); + } catch (Exception ignore) { + return ResponseEntity.ok(Map.of("planText", pj)); + } + } + } + } + return ResponseEntity.ok(body); + } catch (Exception ex) { + Map err = new HashMap<>(); + err.put("error", "Failed to generate study plan"); + err.put("details", ex.getMessage()); + return ResponseEntity.status(500).body(err); + } + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/dto/AuthRequest.java b/spring-backend/src/main/java/com/example/aichat/dto/AuthRequest.java new file mode 100644 index 0000000..53bb5a9 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/dto/AuthRequest.java @@ -0,0 +1,18 @@ +package com.example.aichat.dto; + +import jakarta.validation.constraints.Email; +import jakarta.validation.constraints.NotBlank; + +public class AuthRequest { + @Email + @NotBlank + private String email; + + @NotBlank + private String password; + + public String getEmail() { return email; } + public void setEmail(String email) { this.email = email; } + public String getPassword() { return password; } + public void setPassword(String password) { this.password = password; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/dto/AuthResponse.java b/spring-backend/src/main/java/com/example/aichat/dto/AuthResponse.java new file mode 100644 index 0000000..32c0151 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/dto/AuthResponse.java @@ -0,0 +1,29 @@ +package com.example.aichat.dto; + +public class AuthResponse { + private String token; + private String name; + private String email; + private String role; + + public AuthResponse() {} + + public AuthResponse(String token, String name, String email, String role) { + this.token = token; + this.name = name; + this.email = email; + this.role = role; + } + + public String getToken() { return token; } + public void setToken(String token) { this.token = token; } + + public String getName() { return name; } + public void setName(String name) { this.name = name; } + + public String getEmail() { return email; } + public void setEmail(String email) { this.email = email; } + + public String getRole() { return role; } + public void setRole(String role) { this.role = role; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/dto/CreateGoalRequest.java b/spring-backend/src/main/java/com/example/aichat/dto/CreateGoalRequest.java new file mode 100644 index 0000000..9cddd1b --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/dto/CreateGoalRequest.java @@ -0,0 +1,14 @@ +package com.example.aichat.dto; + +public class CreateGoalRequest { + private String title; + private String description; + private String targetDate; // ISO yyyy-MM-dd + + public String getTitle() { return title; } + public void setTitle(String title) { this.title = title; } + public String getDescription() { return description; } + public void setDescription(String description) { this.description = description; } + public String getTargetDate() { return targetDate; } + public void setTargetDate(String targetDate) { this.targetDate = targetDate; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/dto/GoalDto.java b/spring-backend/src/main/java/com/example/aichat/dto/GoalDto.java new file mode 100644 index 0000000..40f1f0f --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/dto/GoalDto.java @@ -0,0 +1,26 @@ +package com.example.aichat.dto; + +public class GoalDto { + private Long id; + private String title; + private int progress; + private int daysLeft; + + public GoalDto() {} + + public GoalDto(Long id, String title, int progress, int daysLeft) { + this.id = id; + this.title = title; + this.progress = progress; + this.daysLeft = daysLeft; + } + + public Long getId() { return id; } + public void setId(Long id) { this.id = id; } + public String getTitle() { return title; } + public void setTitle(String title) { this.title = title; } + public int getProgress() { return progress; } + public void setProgress(int progress) { this.progress = progress; } + public int getDaysLeft() { return daysLeft; } + public void setDaysLeft(int daysLeft) { this.daysLeft = daysLeft; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/dto/RegisterRequest.java b/spring-backend/src/main/java/com/example/aichat/dto/RegisterRequest.java new file mode 100644 index 0000000..220d95c --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/dto/RegisterRequest.java @@ -0,0 +1,25 @@ +package com.example.aichat.dto; + +import jakarta.validation.constraints.Email; +import jakarta.validation.constraints.NotBlank; +import jakarta.validation.constraints.Size; + +public class RegisterRequest { + @NotBlank + private String name; + + @Email + @NotBlank + private String email; + + @NotBlank + @Size(min = 6) + private String password; + + public String getName() { return name; } + public void setName(String name) { this.name = name; } + public String getEmail() { return email; } + public void setEmail(String email) { this.email = email; } + public String getPassword() { return password; } + public void setPassword(String password) { this.password = password; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/dto/StudyPlanRequest.java b/spring-backend/src/main/java/com/example/aichat/dto/StudyPlanRequest.java new file mode 100644 index 0000000..b11082d --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/dto/StudyPlanRequest.java @@ -0,0 +1,16 @@ +package com.example.aichat.dto; + +public class StudyPlanRequest { + private String goalTitle; + private Integer days; + private String level; // optional: beginner/intermediate/advanced + + public String getGoalTitle() { return goalTitle; } + public void setGoalTitle(String goalTitle) { this.goalTitle = goalTitle; } + + public Integer getDays() { return days; } + public void setDays(Integer days) { this.days = days; } + + public String getLevel() { return level; } + public void setLevel(String level) { this.level = level; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/model/Goal.java b/spring-backend/src/main/java/com/example/aichat/model/Goal.java new file mode 100644 index 0000000..5f13ff2 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/model/Goal.java @@ -0,0 +1,55 @@ +package com.example.aichat.model; + +import jakarta.persistence.*; +import java.time.Instant; +import java.time.LocalDate; + +@Entity +@Table(name = "goals", uniqueConstraints = { + @UniqueConstraint(columnNames = {"user_id", "title"}) +}) +public class Goal { + + @Id + @GeneratedValue(strategy = GenerationType.IDENTITY) + private Long id; + + @ManyToOne(fetch = FetchType.LAZY, optional = false) + @JoinColumn(name = "user_id") + private User user; + + @Column(nullable = false) + private String title; + + @Lob + private String description; + + private LocalDate targetDate; + + @Column(nullable = false) + private int progress = 0; + + @Column(nullable = false, updatable = false) + private Instant createdAt = Instant.now(); + + public Long getId() { return id; } + public void setId(Long id) { this.id = id; } + + public User getUser() { return user; } + public void setUser(User user) { this.user = user; } + + public String getTitle() { return title; } + public void setTitle(String title) { this.title = title; } + + public String getDescription() { return description; } + public void setDescription(String description) { this.description = description; } + + public LocalDate getTargetDate() { return targetDate; } + public void setTargetDate(LocalDate targetDate) { this.targetDate = targetDate; } + + public int getProgress() { return progress; } + public void setProgress(int progress) { this.progress = progress; } + + public Instant getCreatedAt() { return createdAt; } + public void setCreatedAt(Instant createdAt) { this.createdAt = createdAt; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/model/StudyPlan.java b/spring-backend/src/main/java/com/example/aichat/model/StudyPlan.java new file mode 100644 index 0000000..be188a2 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/model/StudyPlan.java @@ -0,0 +1,56 @@ +package com.example.aichat.model; + +import jakarta.persistence.*; +import java.time.Instant; + +@Entity +@Table(name = "study_plans", uniqueConstraints = { + @UniqueConstraint(columnNames = {"user_id", "goal_title"}) +}) +public class StudyPlan { + + @Id + @GeneratedValue(strategy = GenerationType.IDENTITY) + private Long id; + + @ManyToOne(fetch = FetchType.LAZY, optional = false) + @JoinColumn(name = "user_id") + private User user; + + @Column(name = "goal_title", nullable = false) + private String goalTitle; + + @Lob + @Column(name = "plan_json", nullable = false, columnDefinition = "LONGTEXT") + private String planJson; + + @Column + private Integer days; + + @Column + private String level; + + @Column(nullable = false, updatable = false) + private Instant createdAt = Instant.now(); + + public Long getId() { return id; } + public void setId(Long id) { this.id = id; } + + public User getUser() { return user; } + public void setUser(User user) { this.user = user; } + + public String getGoalTitle() { return goalTitle; } + public void setGoalTitle(String goalTitle) { this.goalTitle = goalTitle; } + + public String getPlanJson() { return planJson; } + public void setPlanJson(String planJson) { this.planJson = planJson; } + + public Integer getDays() { return days; } + public void setDays(Integer days) { this.days = days; } + + public String getLevel() { return level; } + public void setLevel(String level) { this.level = level; } + + public Instant getCreatedAt() { return createdAt; } + public void setCreatedAt(Instant createdAt) { this.createdAt = createdAt; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/model/User.java b/spring-backend/src/main/java/com/example/aichat/model/User.java new file mode 100644 index 0000000..9b191b2 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/model/User.java @@ -0,0 +1,48 @@ +package com.example.aichat.model; + +import jakarta.persistence.*; +import java.time.Instant; + +@Entity +@Table(name = "users", uniqueConstraints = { + @UniqueConstraint(columnNames = {"email"}) +}) +public class User { + + @Id + @GeneratedValue(strategy = GenerationType.IDENTITY) + private Long id; + + @Column(nullable = false) + private String name; + + @Column(nullable = false, unique = true) + private String email; + + @Column(nullable = false) + private String password; // BCrypt hashed + + @Column(nullable = false) + private String role = "ROLE_USER"; + + @Column(nullable = false, updatable = false) + private Instant createdAt = Instant.now(); + + public Long getId() { return id; } + public void setId(Long id) { this.id = id; } + + public String getName() { return name; } + public void setName(String name) { this.name = name; } + + public String getEmail() { return email; } + public void setEmail(String email) { this.email = email; } + + public String getPassword() { return password; } + public void setPassword(String password) { this.password = password; } + + public String getRole() { return role; } + public void setRole(String role) { this.role = role; } + + public Instant getCreatedAt() { return createdAt; } + public void setCreatedAt(Instant createdAt) { this.createdAt = createdAt; } +} diff --git a/spring-backend/src/main/java/com/example/aichat/repo/GoalRepository.java b/spring-backend/src/main/java/com/example/aichat/repo/GoalRepository.java new file mode 100644 index 0000000..4b613ee --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/repo/GoalRepository.java @@ -0,0 +1,13 @@ +package com.example.aichat.repo; + +import com.example.aichat.model.Goal; +import com.example.aichat.model.User; +import org.springframework.data.jpa.repository.JpaRepository; + +import java.util.List; +import java.util.Optional; + +public interface GoalRepository extends JpaRepository { + List findByUserOrderByCreatedAtDesc(User user); + Optional findByUserAndTitle(User user, String title); +} diff --git a/spring-backend/src/main/java/com/example/aichat/repo/StudyPlanRepository.java b/spring-backend/src/main/java/com/example/aichat/repo/StudyPlanRepository.java new file mode 100644 index 0000000..ebfbd27 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/repo/StudyPlanRepository.java @@ -0,0 +1,13 @@ +package com.example.aichat.repo; + +import com.example.aichat.model.StudyPlan; +import com.example.aichat.model.User; +import org.springframework.data.jpa.repository.JpaRepository; + +import java.util.Optional; + +public interface StudyPlanRepository extends JpaRepository { + Optional findByUserAndGoalTitle(User user, String goalTitle); + Optional findByUserEmailAndGoalTitle(String email, String goalTitle); + void deleteByUserAndGoalTitle(User user, String goalTitle); +} diff --git a/spring-backend/src/main/java/com/example/aichat/repo/UserRepository.java b/spring-backend/src/main/java/com/example/aichat/repo/UserRepository.java new file mode 100644 index 0000000..63bbbc9 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/repo/UserRepository.java @@ -0,0 +1,11 @@ +package com.example.aichat.repo; + +import com.example.aichat.model.User; +import org.springframework.data.jpa.repository.JpaRepository; + +import java.util.Optional; + +public interface UserRepository extends JpaRepository { + Optional findByEmail(String email); + boolean existsByEmail(String email); +} diff --git a/spring-backend/src/main/java/com/example/aichat/security/JwtAuthFilter.java b/spring-backend/src/main/java/com/example/aichat/security/JwtAuthFilter.java new file mode 100644 index 0000000..7924f76 --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/security/JwtAuthFilter.java @@ -0,0 +1,54 @@ +package com.example.aichat.security; + +import com.example.aichat.service.ApplicationUserDetailsService; +import jakarta.servlet.FilterChain; +import jakarta.servlet.ServletException; +import jakarta.servlet.http.HttpServletRequest; +import jakarta.servlet.http.HttpServletResponse; +import org.springframework.http.HttpHeaders; +import org.springframework.security.authentication.UsernamePasswordAuthenticationToken; +import org.springframework.security.core.context.SecurityContextHolder; +import org.springframework.security.core.userdetails.UserDetails; +import org.springframework.security.web.authentication.WebAuthenticationDetailsSource; +import org.springframework.stereotype.Component; +import org.springframework.web.filter.OncePerRequestFilter; + +import java.io.IOException; + +@Component +public class JwtAuthFilter extends OncePerRequestFilter { + + private final JwtService jwtService; + private final ApplicationUserDetailsService userDetailsService; + + public JwtAuthFilter(JwtService jwtService, ApplicationUserDetailsService userDetailsService) { + this.jwtService = jwtService; + this.userDetailsService = userDetailsService; + } + + @Override + protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) + throws ServletException, IOException { + final String authHeader = request.getHeader(HttpHeaders.AUTHORIZATION); + if (authHeader == null || !authHeader.startsWith("Bearer ")) { + filterChain.doFilter(request, response); + return; + } + String token = authHeader.substring(7); + try { + String username = jwtService.extractUsername(token); + if (username != null && SecurityContextHolder.getContext().getAuthentication() == null) { + UserDetails userDetails = userDetailsService.loadUserByUsername(username); + if (jwtService.isTokenValid(token, userDetails.getUsername())) { + UsernamePasswordAuthenticationToken authToken = new UsernamePasswordAuthenticationToken( + userDetails, null, userDetails.getAuthorities()); + authToken.setDetails(new WebAuthenticationDetailsSource().buildDetails(request)); + SecurityContextHolder.getContext().setAuthentication(authToken); + } + } + } catch (Exception ignored) { + // invalid token -> proceed without authentication + } + filterChain.doFilter(request, response); + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/security/JwtService.java b/spring-backend/src/main/java/com/example/aichat/security/JwtService.java new file mode 100644 index 0000000..86e835c --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/security/JwtService.java @@ -0,0 +1,67 @@ +package com.example.aichat.security; + +import io.jsonwebtoken.Jwts; +import io.jsonwebtoken.security.Keys; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Service; + +import java.nio.charset.StandardCharsets; +import java.util.Date; +import javax.crypto.SecretKey; + +@Service +public class JwtService { + + private final SecretKey key; + private final long expirationMs; + + public JwtService( + @Value("${jwt.secret:CHANGEME_SUPER_SECRET_KEY_32_BYTES_MIN_LENGTH_1234567890}") String secret, + @Value("${jwt.expiration:86400000}") long expirationMs + ) { + // ensure at least 32 bytes for HS256 + if (secret == null || secret.getBytes(StandardCharsets.UTF_8).length < 32) { + secret = "CHANGEME_SUPER_SECRET_KEY_32_BYTES_MIN_LENGTH_123456"; + } + this.key = Keys.hmacShaKeyFor(secret.getBytes(StandardCharsets.UTF_8)); + this.expirationMs = expirationMs; + } + + public String generateToken(String subject) { + long now = System.currentTimeMillis(); + return Jwts.builder() + .subject(subject) + .issuedAt(new Date(now)) + .expiration(new Date(now + expirationMs)) + .signWith(key) + .compact(); + } + + public String extractUsername(String token) { + return Jwts.parser() + .verifyWith(key) + .build() + .parseSignedClaims(token) + .getPayload() + .getSubject(); + } + + public boolean isTokenValid(String token, String username) { + try { + String sub = extractUsername(token); + return username.equals(sub) && !isExpired(token); + } catch (Exception ex) { + return false; + } + } + + public boolean isExpired(String token) { + Date exp = Jwts.parser() + .verifyWith(key) + .build() + .parseSignedClaims(token) + .getPayload() + .getExpiration(); + return exp.before(new Date()); + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/security/SecurityConfig.java b/spring-backend/src/main/java/com/example/aichat/security/SecurityConfig.java new file mode 100644 index 0000000..62ccded --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/security/SecurityConfig.java @@ -0,0 +1,66 @@ +package com.example.aichat.security; + +import com.example.aichat.repo.UserRepository; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +import org.springframework.http.HttpMethod; +import org.springframework.security.authentication.AuthenticationManager; +import org.springframework.security.authentication.AuthenticationProvider; +import org.springframework.security.authentication.dao.DaoAuthenticationProvider; +import org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration; +import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity; +import org.springframework.security.config.annotation.web.builders.HttpSecurity; +import org.springframework.security.config.http.SessionCreationPolicy; +import org.springframework.security.core.userdetails.UserDetailsService; +import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder; +import org.springframework.security.crypto.password.PasswordEncoder; +import org.springframework.security.web.SecurityFilterChain; +import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter; + +@Configuration +@EnableMethodSecurity +public class SecurityConfig { + + private final JwtAuthFilter jwtAuthFilter; + private final UserDetailsService userDetailsService; + + public SecurityConfig(JwtAuthFilter jwtAuthFilter, UserDetailsService userDetailsService) { + this.jwtAuthFilter = jwtAuthFilter; + this.userDetailsService = userDetailsService; + } + + @Bean + public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception { + http + .csrf(csrf -> csrf.disable()) + .cors(c -> {}) + .sessionManagement(sm -> sm.sessionCreationPolicy(SessionCreationPolicy.STATELESS)) + .authorizeHttpRequests(auth -> auth + .requestMatchers(HttpMethod.POST, "/api/auth/login", "/api/auth/register").permitAll() + .requestMatchers(HttpMethod.GET, "/api/db/health").permitAll() + .requestMatchers(HttpMethod.POST, "/api/ai-chat").permitAll() + .anyRequest().authenticated() + ) + .authenticationProvider(authenticationProvider()) + .addFilterBefore(jwtAuthFilter, UsernamePasswordAuthenticationFilter.class); + return http.build(); + } + + @Bean + public AuthenticationProvider authenticationProvider() { + DaoAuthenticationProvider provider = new DaoAuthenticationProvider(); + provider.setUserDetailsService(userDetailsService); + provider.setPasswordEncoder(passwordEncoder()); + return provider; + } + + @Bean + public PasswordEncoder passwordEncoder() { + return new BCryptPasswordEncoder(); + } + + @Bean + public AuthenticationManager authenticationManager(AuthenticationConfiguration configuration) throws Exception { + return configuration.getAuthenticationManager(); + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/service/ApplicationUserDetailsService.java b/spring-backend/src/main/java/com/example/aichat/service/ApplicationUserDetailsService.java new file mode 100644 index 0000000..0602a9f --- /dev/null +++ b/spring-backend/src/main/java/com/example/aichat/service/ApplicationUserDetailsService.java @@ -0,0 +1,32 @@ +package com.example.aichat.service; + +import com.example.aichat.model.User; +import com.example.aichat.repo.UserRepository; +import org.springframework.security.core.authority.SimpleGrantedAuthority; +import org.springframework.security.core.userdetails.UserDetails; +import org.springframework.security.core.userdetails.UserDetailsService; +import org.springframework.security.core.userdetails.UsernameNotFoundException; +import org.springframework.stereotype.Service; + +import java.util.List; + +@Service +public class ApplicationUserDetailsService implements UserDetailsService { + + private final UserRepository userRepository; + + public ApplicationUserDetailsService(UserRepository userRepository) { + this.userRepository = userRepository; + } + + @Override + public UserDetails loadUserByUsername(String email) throws UsernameNotFoundException { + User user = userRepository.findByEmail(email) + .orElseThrow(() -> new UsernameNotFoundException("User not found: " + email)); + return new org.springframework.security.core.userdetails.User( + user.getEmail(), + user.getPassword(), + List.of(new SimpleGrantedAuthority(user.getRole())) + ); + } +} diff --git a/spring-backend/src/main/java/com/example/aichat/service/OpenAIService.java b/spring-backend/src/main/java/com/example/aichat/service/OpenAIService.java index 2d66680..e6d5809 100644 --- a/spring-backend/src/main/java/com/example/aichat/service/OpenAIService.java +++ b/spring-backend/src/main/java/com/example/aichat/service/OpenAIService.java @@ -137,4 +137,4 @@ private String callGemini(List> messages, String geminiKey) } return contentText.trim(); } -} +} \ No newline at end of file diff --git a/spring-backend/src/main/resources/application.properties b/spring-backend/src/main/resources/application.properties index dfe828e..f8c611d 100644 --- a/spring-backend/src/main/resources/application.properties +++ b/spring-backend/src/main/resources/application.properties @@ -5,3 +5,23 @@ openai.model=gpt-4o-mini gemini.model=gemini-2.5-pro gemini.apiKey=AIzaSyAjZiHnVoah5ZNpGKk2n6rlFPN10rceboI gemini.baseUrl=https://generativelanguage.googleapis.com/v1 + +# ============================ +# MySQL datasource (local) +# ============================ +spring.datasource.url=jdbc:mysql://localhost:3306/studyhub?useSSL=false&allowPublicKeyRetrieval=true&characterEncoding=utf8&useUnicode=true&serverTimezone=Asia/Kolkata&createDatabaseIfNotExist=true +spring.datasource.username=root +spring.datasource.password=vifaaq8808 + +# JPA/Hibernate +spring.jpa.hibernate.ddl-auto=update +spring.jpa.open-in-view=false +spring.jpa.show-sql=false +spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL8Dialect + +# Connection pool +spring.datasource.hikari.maximum-pool-size=10 + +# JWT +jwt.secret=CHANGE_ME_SUPER_SECRET_32_BYTES_MIN +jwt.expiration=86400000 diff --git a/spring-backend/target/aichat-0.0.1-SNAPSHOT.jar b/spring-backend/target/aichat-0.0.1-SNAPSHOT.jar new file mode 100644 index 0000000000000000000000000000000000000000..9b5146e62268df437237c99c745c3d8844dd8260 GIT binary 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a/spring-backend/target/classes/application.properties +++ b/spring-backend/target/classes/application.properties @@ -5,3 +5,23 @@ openai.model=gpt-4o-mini gemini.model=gemini-2.5-pro gemini.apiKey=AIzaSyAjZiHnVoah5ZNpGKk2n6rlFPN10rceboI gemini.baseUrl=https://generativelanguage.googleapis.com/v1 + +# ============================ +# MySQL datasource (local) +# ============================ +spring.datasource.url=jdbc:mysql://localhost:3306/studyhub?useSSL=false&allowPublicKeyRetrieval=true&characterEncoding=utf8&useUnicode=true&serverTimezone=Asia/Kolkata&createDatabaseIfNotExist=true +spring.datasource.username=root +spring.datasource.password=vifaaq8808 + +# JPA/Hibernate +spring.jpa.hibernate.ddl-auto=update +spring.jpa.open-in-view=false +spring.jpa.show-sql=false +spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL8Dialect + +# Connection pool +spring.datasource.hikari.maximum-pool-size=10 + +# JWT +jwt.secret=CHANGE_ME_SUPER_SECRET_32_BYTES_MIN 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+com\example\aichat\dto\GoalDto.class +com\example\aichat\security\JwtAuthFilter.class +com\example\aichat\repo\StudyPlanRepository.class +com\example\aichat\security\JwtService.class +com\example\aichat\repo\UserRepository.class +com\example\aichat\controller\ChatController.class +com\example\aichat\controller\DbHealthController.class com\example\aichat\dto\ChatRequestDto.class +com\example\aichat\dto\CreateGoalRequest.class +com\example\aichat\dto\StudyPlanRequest.class +com\example\aichat\controller\AuthController.class +com\example\aichat\dto\RegisterRequest.class +com\example\aichat\AiChatApplication.class +com\example\aichat\controller\StudyPlanController.class +com\example\aichat\model\StudyPlan.class +com\example\aichat\dto\MessageDto.class +com\example\aichat\model\User.class +com\example\aichat\controller\GoalController.class com\example\aichat\dto\ChatReplyDto.class +com\example\aichat\dto\AuthResponse.class +com\example\aichat\model\Goal.class +com\example\aichat\dto\AuthRequest.class +com\example\aichat\service\ApplicationUserDetailsService.class +com\example\aichat\config\CorsConfig.class +com\example\aichat\repo\GoalRepository.class +com\example\aichat\security\SecurityConfig.class com\example\aichat\service\OpenAIService.class -com\example\aichat\controller\ChatController.class -com\example\aichat\AiChatApplication.class diff --git a/spring-backend/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst b/spring-backend/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst index a7f3748..4abe0b1 100644 --- a/spring-backend/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst +++ b/spring-backend/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst @@ -1,7 +1,27 @@ -C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\AiChatApplication.java -C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\config\CorsConfig.java C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\controller\ChatController.java -C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\ChatReplyDto.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\AuthResponse.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\repo\UserRepository.java C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\ChatRequestDto.java C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\MessageDto.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\security\SecurityConfig.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\GoalDto.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\controller\GoalController.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\controller\AuthController.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\AuthRequest.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\ChatReplyDto.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\RegisterRequest.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\security\JwtService.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\controller\StudyPlanController.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\StudyPlanRequest.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\model\Goal.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\repo\GoalRepository.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\controller\DbHealthController.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\dto\CreateGoalRequest.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\AiChatApplication.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\security\JwtAuthFilter.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\service\ApplicationUserDetailsService.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\model\User.java C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\service\OpenAIService.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\config\CorsConfig.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\repo\StudyPlanRepository.java +C:\Users\Faster\Desktop\javaproject\Java_Pkrris\spring-backend\src\main\java\com\example\aichat\model\StudyPlan.java From 0dc0617b005da97b1b89f4d19fe622dc75232907 Mon Sep 17 00:00:00 2001 From: dummytemp87-code Date: Sun, 26 Oct 2025 14:00:32 +0530 Subject: [PATCH 2/5] Update sample.txt --- sample.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sample.txt b/sample.txt index b6fc4c6..343b4af 100644 --- a/sample.txt +++ b/sample.txt @@ -1 +1 @@ -hello \ No newline at end of file +hello 80% From 0e4cf9c24801024c3609119bfb6535c1c8eb89b6 Mon Sep 17 00:00:00 2001 From: ahamedvifaaq Date: Fri, 31 Oct 2025 15:51:07 +0530 Subject: [PATCH 3/5] with youtube feature --- app/page.tsx | 4 +- components/pages/learning-screen.tsx | 135 +++++++++++++++--- components/pages/study-plan.tsx | 5 +- .../aichat/controller/ArticleController.java | 82 +++++++++++ .../aichat/controller/GoalController.java | 12 +- .../aichat/controller/VideoController.java | 97 +++++++++++++ .../example/aichat/dto/ArticleRequest.java | 17 +++ .../com/example/aichat/dto/VideoRequest.java | 14 ++ .../example/aichat/model/ArticleContent.java | 50 +++++++ .../example/aichat/model/VideoContent.java | 64 +++++++++ .../aichat/repo/ArticleContentRepository.java | 12 ++ .../aichat/repo/VideoContentRepository.java | 12 ++ .../aichat/service/YouTubeService.java | 42 ++++++ .../src/main/resources/application.properties | 2 + .../target/classes/application.properties | 2 + .../aichat/controller/ArticleController.class | Bin 0 -> 6324 bytes .../aichat/controller/GoalController.class | Bin 8348 -> 8834 bytes .../aichat/controller/VideoController.class | Bin 0 -> 6597 bytes .../example/aichat/dto/ArticleRequest.class | Bin 0 -> 1230 bytes .../com/example/aichat/dto/VideoRequest.class | Bin 0 -> 1028 bytes .../example/aichat/model/ArticleContent.class | Bin 0 -> 2930 bytes .../example/aichat/model/VideoContent.class | Bin 0 -> 3488 bytes .../repo/ArticleContentRepository.class | Bin 0 -> 741 bytes .../aichat/repo/VideoContentRepository.class | Bin 0 -> 733 bytes .../aichat/service/YouTubeService.class | Bin 0 -> 2728 bytes .../compile/default-compile/createdFiles.lst | 9 ++ .../compile/default-compile/inputFiles.lst | 9 ++ 27 files changed, 543 insertions(+), 25 deletions(-) create mode 100644 spring-backend/src/main/java/com/example/aichat/controller/ArticleController.java create mode 100644 spring-backend/src/main/java/com/example/aichat/controller/VideoController.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/ArticleRequest.java create mode 100644 spring-backend/src/main/java/com/example/aichat/dto/VideoRequest.java create mode 100644 spring-backend/src/main/java/com/example/aichat/model/ArticleContent.java create mode 100644 spring-backend/src/main/java/com/example/aichat/model/VideoContent.java create mode 100644 spring-backend/src/main/java/com/example/aichat/repo/ArticleContentRepository.java create mode 100644 spring-backend/src/main/java/com/example/aichat/repo/VideoContentRepository.java create mode 100644 spring-backend/src/main/java/com/example/aichat/service/YouTubeService.java create mode 100644 spring-backend/target/classes/com/example/aichat/controller/ArticleController.class create mode 100644 spring-backend/target/classes/com/example/aichat/controller/VideoController.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/ArticleRequest.class create mode 100644 spring-backend/target/classes/com/example/aichat/dto/VideoRequest.class create mode 100644 spring-backend/target/classes/com/example/aichat/model/ArticleContent.class create mode 100644 spring-backend/target/classes/com/example/aichat/model/VideoContent.class create mode 100644 spring-backend/target/classes/com/example/aichat/repo/ArticleContentRepository.class create mode 100644 spring-backend/target/classes/com/example/aichat/repo/VideoContentRepository.class create mode 100644 spring-backend/target/classes/com/example/aichat/service/YouTubeService.class diff --git a/app/page.tsx b/app/page.tsx index 432e0f4..7978512 100644 --- a/app/page.tsx +++ b/app/page.tsx @@ -26,6 +26,8 @@ export default function Home() { ], inputMessage: "", chatLoading: false, + selectedGoalTitle: null as string | null, + selectedModule: null as any, }); const [auth, setAuth] = useState<{ token: string | null; name?: string; email?: string; role?: string }>({ token: null }) @@ -78,7 +80,7 @@ export default function Home() { case 'goals': return case 'study-plan': - return { setSelectedGoal(g); setCurrentPage('study-plan'); }} /> + return { setSelectedGoal(g); setCurrentPage('study-plan'); }} onStartLearning={(goalTitle, module) => { setLearningScreenState({ ...learningScreenState, selectedGoalTitle: goalTitle, selectedModule: module }); setCurrentPage('learning'); }} /> case 'learning': return (null) + const [articleContent, setArticleContent] = useState("") + const [videoLoading, setVideoLoading] = useState(false) + const [videoError, setVideoError] = useState(null) + const [video, setVideo] = useState<{ videoId: string; url: string; videoTitle?: string; channelTitle?: string } | null>(null) const setState = (newState: any) => { setLearningState({ ...learningState, ...newState }); }; - const topic = "Power Rule & Chain Rule"; + const topic = selectedModule?.title || "Learning Module"; + + useEffect(() => { + if (!selectedGoalTitle || !selectedModule?.title) return; + let cancelled = false; + const run = async () => { + setArticleLoading(true); + setArticleError(null); + try { + const base = process.env.NEXT_PUBLIC_BACKEND_URL || "http://localhost:8080"; + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null; + const res = await fetch(`${base}/api/articles/content`, { + method: 'POST', + headers: { + 'Content-Type': 'application/json', + ...(token ? { Authorization: `Bearer ${token}` } : {}), + }, + body: JSON.stringify({ + goalTitle: selectedGoalTitle, + moduleTitle: selectedModule.title, + moduleType: selectedModule.type, + moduleId: selectedModule.id, + }) + }) + const data = await res.json(); + if (!res.ok) throw new Error(data?.error || 'Failed to load article'); + if (!cancelled) setArticleContent((data?.content ?? '').toString()); + } catch (e: any) { + if (!cancelled) setArticleError(e?.message || 'Failed to load article'); + } finally { + if (!cancelled) setArticleLoading(false); + } + }; + run(); + return () => { cancelled = true; }; + }, [selectedGoalTitle, selectedModule?.title]) + + useEffect(() => { + if (!selectedGoalTitle || !selectedModule?.title) return; + let cancelled = false; + const run = async () => { + setVideoLoading(true); + setVideoError(null); + try { + const base = process.env.NEXT_PUBLIC_BACKEND_URL || "http://localhost:8080"; + const token = typeof window !== 'undefined' ? localStorage.getItem('token') : null; + const res = await fetch(`${base}/api/videos/content`, { + method: 'POST', + headers: { + 'Content-Type': 'application/json', + ...(token ? { Authorization: `Bearer ${token}` } : {}), + }, + body: JSON.stringify({ + goalTitle: selectedGoalTitle, + moduleTitle: selectedModule.title, + moduleId: selectedModule.id, + }) + }) + const data = await res.json(); + if (!res.ok) throw new Error(data?.error || 'Failed to load video'); + if (!cancelled) setVideo({ videoId: data.videoId, url: data.url, videoTitle: data.videoTitle, channelTitle: data.channelTitle }); + } catch (e: any) { + if (!cancelled) setVideoError(e?.message || 'Failed to load video'); + } finally { + if (!cancelled) setVideoLoading(false); + } + }; + run(); + return () => { cancelled = true; }; + }, [selectedGoalTitle, selectedModule?.title]) const sendMessage = async () => { if (inputMessage.trim()) { @@ -99,7 +174,7 @@ export default function LearningScreen({ onNavigate, learningState, setLearningS

{topic}

-

Calculus Fundamentals

+

{selectedGoalTitle || 'Personalized Learning'}