From 36558dfb85cf54c38651683cd6a0a19f5370e7f6 Mon Sep 17 00:00:00 2001
From: "xingzhe.ru" <xingzhe.ru@noreply.gitverse.ru>
Date: Mon, 30 Jun 2025 16:23:34 +0000
Subject: [PATCH] upload files

---
 .../back-new/features/auth/auth.controller.js | 95 +++++++++++++++++++
 .../back-new/features/auth/auth.routes.js     | 10 ++
 .../features/image/image.controller.js        | 81 ++++++++++++++++
 .../back-new/features/image/image.routes.js   |  7 ++
 .../back-new/features/user/user.controller.js | 12 +++
 .../back-new/features/user/user.routes.js     |  7 ++
 .../kfu-m-24-1/back-new/shared/hateoas.js     |  8 ++
 .../kfu-m-24-1/back-new/shared/usersDb.js     | 20 ++++
 8 files changed, 240 insertions(+)
 create mode 100644 server/routers/kfu-m-24-1/back-new/features/auth/auth.controller.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/features/auth/auth.routes.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/features/image/image.controller.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/features/image/image.routes.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/features/user/user.controller.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/features/user/user.routes.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/shared/hateoas.js
 create mode 100644 server/routers/kfu-m-24-1/back-new/shared/usersDb.js

diff --git a/server/routers/kfu-m-24-1/back-new/features/auth/auth.controller.js b/server/routers/kfu-m-24-1/back-new/features/auth/auth.controller.js
new file mode 100644
index 0000000..21c400f
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/features/auth/auth.controller.js
@@ -0,0 +1,95 @@
+const usersDb = require('../../shared/usersDb');
+const makeLinks = require('../../shared/hateoas');
+
+exports.login = (req, res) => {
+  const { username, password, email } = req.body;
+  const user = usersDb.findUser(username, email, password);
+  if (user) {
+    res.json({
+      data: {
+        user: {
+          id: user.id,
+          username: user.username,
+          email: user.email,
+          firstName: user.firstName,
+          lastName: user.lastName
+        },
+        token: 'token-' + user.id,
+        message: 'Login successful'
+      },
+      _links: makeLinks('/api/auth', {
+        self: '/login',
+        profile: '/profile/',
+        logout: '/logout'
+      }),
+      _meta: {}
+    });
+  } else {
+    res.status(401).json({ error: 'Invalid credentials' });
+  }
+};
+
+exports.register = (req, res) => {
+  const { username, password, email, firstName, lastName } = req.body;
+  if (usersDb.exists(username, email)) {
+    return res.status(409).json({ error: 'User already exists' });
+  }
+  const newUser = usersDb.addUser({ username, password, email, firstName, lastName });
+  res.json({
+    data: {
+      user: {
+        id: newUser.id,
+        username,
+        email,
+        firstName,
+        lastName
+      },
+      token: 'token-' + newUser.id,
+      message: 'Register successful'
+    },
+    _links: makeLinks('/api/auth', {
+      self: '/register',
+      login: '/login',
+      profile: '/profile/'
+    }),
+    _meta: {}
+  });
+};
+
+exports.profile = (req, res) => {
+  const auth = req.headers.authorization;
+  if (!auth || !auth.startsWith('Bearer ')) {
+    return res.status(401).json({ error: 'No token provided' });
+  }
+  const token = auth.replace('Bearer ', '');
+  const id = parseInt(token.replace('token-', ''));
+  const user = usersDb.findById(id);
+  if (!user) {
+    return res.status(401).json({ error: 'Invalid token' });
+  }
+  res.json({
+    data: {
+      id: user.id,
+      username: user.username,
+      email: user.email,
+      firstName: user.firstName,
+      lastName: user.lastName
+    },
+    _links: makeLinks('/api/auth', {
+      self: '/profile/',
+      logout: '/logout'
+    }),
+    _meta: {}
+  });
+};
+
+exports.logout = (req, res) => {
+  res.json({
+    message: 'Logout successful',
+    _links: makeLinks('/api/auth', {
+      self: '/logout',
+      login: '/login'
+    }),
+    _meta: {}
+  });
+}; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/features/auth/auth.routes.js b/server/routers/kfu-m-24-1/back-new/features/auth/auth.routes.js
new file mode 100644
index 0000000..d983771
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/features/auth/auth.routes.js
@@ -0,0 +1,10 @@
+const express = require('express');
+const router = express.Router();
+const ctrl = require('./auth.controller');
+
+router.post('/login', ctrl.login);
+router.post('/register', ctrl.register);
+router.get('/profile/', ctrl.profile);
+router.post('/logout', ctrl.logout);
+
+module.exports = router; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/features/image/image.controller.js b/server/routers/kfu-m-24-1/back-new/features/image/image.controller.js
new file mode 100644
index 0000000..49b4489
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/features/image/image.controller.js
@@ -0,0 +1,81 @@
+const axios = require('axios');
+const makeLinks = require('../../shared/hateoas');
+const path = require('path');
+const qs = require('qs');
+const { v4: uuidv4 } = require('uuid');
+require('dotenv').config({ path: path.resolve(__dirname, '../../.env') });
+process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
+
+exports.generate = async (req, res) => {
+  const { prompt } = req.query;
+  if (!prompt) {
+    return res.status(400).json({ error: 'Prompt parameter is required' });
+  }
+  try {
+    const apiKey = process.env.GIGACHAT_API_KEY;
+    const tokenResp = await axios.post(
+      'https://ngw.devices.sberbank.ru:9443/api/v2/oauth',
+      {
+        'scope':' GIGACHAT_API_PERS',
+      },
+      {
+        headers: {
+          'Content-Type': 'application/x-www-form-urlencoded',
+          'Accept': 'application/json',
+          'Authorization': `Basic ${apiKey}`,
+          'RqUID':'6f0b1291-c7f3-43c6-bb2e-9f3efb2dc98e'
+        },
+      }
+    );
+    const accessToken = tokenResp.data.access_token;
+    const chatResp = await axios.post(
+      'https://gigachat.devices.sberbank.ru/api/v1/chat/completions',
+      {
+        model: "GigaChat",
+        messages: [
+          { role: "system", content: "Ты — Василий Кандинский" },
+          { role: "user", content: prompt }
+        ],
+        stream: false,
+        function_call: 'auto'
+      },
+      {
+        headers: {
+          'Authorization': `Bearer ${accessToken}`,
+          'Content-Type': 'application/json',
+          'RqUID': uuidv4(),
+        }
+      }
+    );
+    const content = chatResp.data.choices[0].message.content;
+    const match = content.match(/<img src=\"(.*?)\"/);
+    if (!match) {
+      return res.status(500).json({ error: 'No image generated' });
+    }
+    const imageId = match[1];
+    const imageResp = await axios.get(
+      `https://gigachat.devices.sberbank.ru/api/v1/files/${imageId}/content`,
+      {
+        headers: {
+          'Authorization': `Bearer ${accessToken}`,
+          'RqUID': uuidv4(),
+        },
+        responseType: 'arraybuffer'
+      }
+    );
+    res.set('Content-Type', 'image/jpeg');
+    res.set('X-HATEOAS', JSON.stringify(makeLinks('/gigachat', { self: '/prompt' })));
+    res.send(imageResp.data);
+  } catch (err) {
+    if (err.response) {
+      console.error('AI生成图片出错:');
+      console.error('status:', err.response.status);
+      console.error('headers:', err.response.headers);
+      console.error('data:', err.response.data);
+      console.error('config:', err.config);
+    } else {
+      console.error('AI生成图片出错:', err.message);
+    }
+    res.status(500).json({ error: err.message });
+  }
+}; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/features/image/image.routes.js b/server/routers/kfu-m-24-1/back-new/features/image/image.routes.js
new file mode 100644
index 0000000..7dbebf8
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/features/image/image.routes.js
@@ -0,0 +1,7 @@
+const express = require('express');
+const router = express.Router();
+const ctrl = require('./image.controller');
+
+router.get('/prompt', ctrl.generate);
+
+module.exports = router; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/features/user/user.controller.js b/server/routers/kfu-m-24-1/back-new/features/user/user.controller.js
new file mode 100644
index 0000000..313ff47
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/features/user/user.controller.js
@@ -0,0 +1,12 @@
+const usersDb = require('../../shared/usersDb');
+const makeLinks = require('../../shared/hateoas');
+
+exports.list = (req, res) => {
+  res.json({
+    data: usersDb.getAll(),
+    _links: makeLinks('/api/user', {
+      self: '/list',
+    }),
+    _meta: {}
+  });
+}; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/features/user/user.routes.js b/server/routers/kfu-m-24-1/back-new/features/user/user.routes.js
new file mode 100644
index 0000000..f444cad
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/features/user/user.routes.js
@@ -0,0 +1,7 @@
+const express = require('express');
+const router = express.Router();
+const ctrl = require('./user.controller');
+
+router.get('/list', ctrl.list);
+
+module.exports = router; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/shared/hateoas.js b/server/routers/kfu-m-24-1/back-new/shared/hateoas.js
new file mode 100644
index 0000000..b12ec23
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/shared/hateoas.js
@@ -0,0 +1,8 @@
+function makeLinks(base, links) {
+  const result = {};
+  for (const [rel, path] of Object.entries(links)) {
+    result[rel] = { href: base + path };
+  }
+  return result;
+}
+module.exports = makeLinks; 
\ No newline at end of file
diff --git a/server/routers/kfu-m-24-1/back-new/shared/usersDb.js b/server/routers/kfu-m-24-1/back-new/shared/usersDb.js
new file mode 100644
index 0000000..0b888ef
--- /dev/null
+++ b/server/routers/kfu-m-24-1/back-new/shared/usersDb.js
@@ -0,0 +1,20 @@
+let users = [
+  { id: 1, username: 'test', password: '123456', email: 'test@example.com', firstName: 'Test', lastName: 'User' }
+];
+let nextId = 2;
+
+exports.findUser = (username, email, password) =>
+  users.find(u => (u.username === username || u.email === email) && u.password === password);
+
+exports.findById = (id) => users.find(u => u.id === id);
+
+exports.addUser = ({ username, password, email, firstName, lastName }) => {
+  const newUser = { id: nextId++, username, password, email, firstName, lastName };
+  users.push(newUser);
+  return newUser;
+};
+
+exports.exists = (username, email) =>
+  users.some(u => u.username === username || u.email === email);
+
+exports.getAll = () => users; 
\ No newline at end of file