const express = require('express');
const path = require('path');
const axios = require('axios');

const app = express();
const PORT = process.env.PORT || 3000;
const API_URL = process.env.API_URL || 'http://localhost:5001';

// Serve static files
app.use(express.static('public'));
app.use(express.json());

// API proxy
app.get('/api/news', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/news`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to fetch news' });
  }
});

app.get('/api/stats', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/stats`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to fetch stats' });
  }
});

app.post('/api/subscribe', async (req, res) => {
  try {
    const response = await axios.post(`${API_URL}/api/subscribe`, req.body);
    res.json(response.data);
  } catch (error) {
    res.status(error.response?.status || 500).json(
      error.response?.data || { error: 'Failed to subscribe' }
    );
  }
});

app.post('/api/unsubscribe', async (req, res) => {
  try {
    const response = await axios.post(`${API_URL}/api/unsubscribe`, req.body);
    res.json(response.data);
  } catch (error) {
    res.status(error.response?.status || 500).json(
      error.response?.data || { error: 'Failed to unsubscribe' }
    );
  }
});

// Ollama API proxy endpoints for admin dashboard
app.get('/api/ollama/ping', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/ollama/ping`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to ping Ollama' });
  }
});

app.get('/api/ollama/gpu-status', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/ollama/gpu-status`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to get GPU status' });
  }
});

app.get('/api/ollama/test', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/ollama/test`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to test Ollama' });
  }
});

app.get('/api/ollama/models', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/ollama/models`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to get models' });
  }
});

app.get('/api/ollama/config', async (req, res) => {
  try {
    const response = await axios.get(`${API_URL}/api/ollama/config`);
    res.json(response.data);
  } catch (error) {
    res.status(500).json({ error: 'Failed to get config' });
  }
});

app.listen(PORT, () => {
  console.log(`Frontend server running on http://localhost:${PORT}`);
  console.log(`Admin dashboard: http://localhost:${PORT}/admin.html`);
});