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Update app.py
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app.py
CHANGED
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@@ -4,15 +4,16 @@ from fastapi.middleware.cors import CORSMiddleware
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import os
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import google.generativeai as genai
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from typing import List, Optional
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# Konfigurasi
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genai.configure(api_key=os.environ["GEMINI_API_KEY"])
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model = genai.GenerativeModel("gemini-1.5-flash")
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#
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app = FastAPI()
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#
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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@@ -21,21 +22,54 @@ app.add_middleware(
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allow_headers=["*"],
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)
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#
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class PromptRequest(BaseModel):
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prompt: str
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max_new_tokens: int = 300
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temperature: float = 0.7
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history: Optional[List[str]] = []
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@app.post("/generate")
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async def generate_text(req: PromptRequest):
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try:
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# Bentuk ulang system prompt terstruktur
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system_prompt = f"""
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Berikut ini adalah hasil dari model LLaMA:
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--- MULAI ---
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{req.prompt}
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--- SELESAI ---
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@@ -43,33 +77,16 @@ Berikut ini adalah hasil dari model LLaMA:
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Tugas kamu adalah:
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1. Perbaiki tata bahasa dan struktur kalimat jika perlu.
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2. Ubah seluruh jawaban ke dalam Bahasa Indonesia dengan gaya bahasa edukatif dan mudah dipahami.
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3.
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4.
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6. Jika jawaban tidak relevan atau terlalu pendek, lengkapi agar lebih informatif dan sesuai konteks grammar bahasa Inggris.
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Jangan ubah maksud dari jawaban, hanya sempurnakan dan terjemahkan.
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Jawab langsung tanpa menjelaskan prosesnya.
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"""
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# Buat format pesan
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messages = [
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{
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"role": "user",
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"parts": [{"text": system_prompt.strip()}],
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}
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]
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# Tambahkan history jika ada
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for msg in req.history or []:
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role = "user" if msg.startswith("User:") else "model"
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text = msg.replace("User: ", "").replace("Bot: ", "")
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messages.append({
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"role": role,
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"parts": [{"text": text}]
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})
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# Kirim ke Gemini
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result = model.generate_content(
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messages,
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generation_config={
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@@ -77,13 +94,39 @@ Jawab langsung tanpa menjelaskan prosesnya.
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"max_output_tokens": req.max_new_tokens,
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}
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)
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return {"generated_text": result.text}
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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@app.get("/")
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async def root():
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return {"message": "Gemini endpoint aktif bro! 🚀"}
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import os
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import google.generativeai as genai
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from typing import List, Optional
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from uuid import uuid4
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# Konfigurasi Gemini API
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genai.configure(api_key=os.environ["GEMINI_API_KEY"])
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model = genai.GenerativeModel("gemini-1.5-flash")
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# Init FastAPI
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app = FastAPI()
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# CORS biar frontend bebas akses
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_headers=["*"],
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)
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# === MODEL UNTUK REQUEST ===
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class PromptRequest(BaseModel):
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prompt: str
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max_new_tokens: int = 300
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temperature: float = 0.7
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history: Optional[List[str]] = []
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class GenerateSoalRequest(BaseModel):
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topic: str
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level: Optional[int] = 1
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tipe_pertanyaan: Optional[str] = None # "pilihan_ganda", "isian_kosong", "benar_salah"
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# === HELPER FUNCTION ===
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def format_prompt_soal(topic, tipe=None, level=1):
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tipe_instruksi = f"Tipe soal yang diminta adalah '{tipe}'." if tipe else "Tipe soal boleh bebas."
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return f"""
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Buatkan satu soal latihan grammar Bahasa Inggris untuk topik: "{topic}".
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{tipe_instruksi}
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Level kesulitan: {level}/5.
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Format keluaran harus dalam JSON seperti berikut:
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{{
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"text_pertanyaan": "Tulis pertanyaan di sini...",
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"tipe_pertanyaan": "pilihan_ganda | isian_kosong | benar_salah",
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"opsi": {{
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"a": "Pilihan A",
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"b": "Pilihan B",
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"c": "Pilihan C",
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"d": "Pilihan D"
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}},
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"jawaban_benar": "b",
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"penjelasan": "Berikan penjelasan edukatif tentang jawaban yang benar."
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}}
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Catatan:
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- Jika tipe soal bukan "pilihan_ganda", sesuaikan struktur 'opsi' (bisa null atau objek true/false).
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- Jangan tambahkan teks selain JSON.
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- Jangan tambahkan penjelasan tambahan di luar JSON.
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Mulai sekarang, buat 1 soal untuk topik di atas dan jawab dalam format JSON!
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"""
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# === ENDPOINT UNTUK PERBAIKAN KELUARAN MODEL (EXISTING) ===
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@app.post("/generate")
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async def generate_text(req: PromptRequest):
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try:
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system_prompt = f"""
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Berikut ini adalah hasil dari model LLaMA:
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--- MULAI ---
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{req.prompt}
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--- SELESAI ---
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Tugas kamu adalah:
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1. Perbaiki tata bahasa dan struktur kalimat jika perlu.
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2. Ubah seluruh jawaban ke dalam Bahasa Indonesia dengan gaya bahasa edukatif dan mudah dipahami.
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3. Jangan terjemahkan contoh kalimat, kata yang diapit tanda petik, atau istilah grammar.
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4. Jika jawaban tidak relevan, lengkapi sesuai konteks grammar.
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Langsung berikan hasil perbaikan. Jangan jelaskan prosesnya.
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"""
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messages = [{"role": "user", "parts": [{"text": system_prompt.strip()}]}]
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for msg in req.history or []:
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role = "user" if msg.startswith("User:") else "model"
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text = msg.replace("User: ", "").replace("Bot: ", "")
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messages.append({"role": role, "parts": [{"text": text}]})
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result = model.generate_content(
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messages,
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generation_config={
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"max_output_tokens": req.max_new_tokens,
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}
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)
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return {"generated_text": result.text}
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except Exception as e:
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raise HTTPException(status_code=500, detail=str(e))
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# === ENDPOINT BARU UNTUK GENERATE SOAL DARI AI ===
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@app.post("/generate-soal")
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async def generate_soal(req: GenerateSoalRequest):
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try:
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prompt = format_prompt_soal(req.topic, req.tipe_pertanyaan, req.level)
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result = model.generate_content(
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prompt,
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generation_config={"temperature": 0.8, "max_output_tokens": 512}
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)
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# Bersihkan & parsing response (anggap Gemini kasih string JSON langsung)
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import json
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json_text = result.text.strip().split("```")[-1].strip() # Bersihin kalau ada blok kode
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soal_data = json.loads(json_text)
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soal_data["id"] = str(uuid4())
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soal_data["topic_id"] = req.topic
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soal_data["level"] = req.level or 1
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soal_data["is_ai_generated"] = True
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soal_data["created_at"] = str(os.getenv("TZ") or "2025-07-12T00:00:00Z")
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return {"soal": soal_data}
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except Exception as e:
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raise HTTPException(status_code=500, detail=f"Gagal generate soal: {e}")
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# === ROOT TEST ===
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@app.get("/")
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async def root():
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return {"message": "Gemini endpoint aktif bro! 🚀"}
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