lab 6 update

2024-06-06 18:47:14 +03:00
parent 59f249f4ea
commit 1110eee18e
12 changed files with 238 additions and 23 deletions
--- a/docs/software/README.md
+++ b/docs/software/README.md
@@ -110,4 +110,147 @@ ENGINE = InnoDB;
 SET SQL_MODE=@OLD_SQL_MODE;
 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;
-```
+```
+
+## Програмний код RESTful-сервісу
+
+```python
+from flask import Flask, request, jsonify
+import mysql.connector
+from mysql.connector import Error
+from db_config import db_config
+
+app = Flask(name)
+
+
+def get_db_connection():
+    try:
+        conn = mysql.connector.connect(**db_config)
+        return conn
+    except Error as e:
+        return jsonify({"error": f"Error in connection to database: {str(e)}"}), 500
+
+
+@app.route('/links', methods=['GET'])
+def get_links():
+    try:
+        conn = get_db_connection()
+        if isinstance(conn, tuple):
+            return conn
+        cursor = conn.cursor(dictionary=True)
+        cursor.execute('SELECT * FROM link')
+        links = cursor.fetchall()
+        cursor.close()
+        conn.close()
+        return jsonify(links)
+    except Error as e:
+        return jsonify({"error": f"Error getting data: {str(e)}"}), 500
+
+
+@app.route('/link/<int:id>', methods=['GET'])
+def get_link():
+    try:
+        conn = get_db_connection()
+        if isinstance(conn, tuple):
+            return conn
+        cursor = conn.cursor(dictionary=True)
+        cursor.execute('SELECT * FROM link WHERE id = %s', [1])
+        link = cursor.fetchone()
+        cursor.close()
+        conn.close()
+        if link is None:
+            return jsonify({"error": "Link is not found"}), 404
+        return jsonify(link)
+    except Error as e:
+        return jsonify({"error": f"Error getting data: {str(e)}"}), 500
+
+
+@app.route('/link', methods=['POST'])
+def create_link():
+    try:
+        new_link = request.json
+        conn = get_db_connection()
+        if isinstance(conn, tuple):
+            return conn
+        cursor = conn.cursor()
+
+        cursor.execute('''
+            INSERT INTO link (uses, responses, usageLimit, responseLimit, path, Survey_id) 
+            VALUES (%s, %s, %s, %s, %s, %s)
+        ''', (
+            new_link.get('uses'),
+            new_link.get('responses'),
+            new_link.get('usageLimit'),
+            new_link.get('responseLimit'),
+            new_link.get('path'),
+            new_link.get('Survey_id')
+        ))
+
+        conn.commit()
+        cursor.close()
+        conn.close()
+        return jsonify({"success": "Link created successfully", "data": new_link}), 201
+    except Error as e:
+        return jsonify({"error": f"Error creating link: {str(e)}"}), 500
+
+
+@app.route('/link/<int:id>', methods=['PUT'])
+def update_link():
+    try:
+        update_link = request.json
+        conn = get_db_connection()
+        if isinstance(conn, tuple):
+            return conn
+        cursor = conn.cursor()
+
+        cursor.execute('''
+            UPDATE link SET 
+                uses = %s, 
+                responses = %s, 
+                usageLimit = %s, 
+                responseLimit = %s, 
+                path = %s, 
+                Survey_id = %s 
+            WHERE id = %s
+        ''', (
+            update_link.get('uses'),
+            update_link.get('responses'),
+            update_link.get('usageLimit'),
+            update_link.get('responseLimit'),
+            update_link.get('path'),
+            update_link.get('Survey_id'),
+            id
+        ))
+
+        conn.commit()
+        cursor.close()
+        conn.close()
+        if cursor.rowcount == 0:
+            return jsonify({"error": f"Update error: link is not found"}), 404
+        else:
+            return jsonify({"success": f"Link from ID {id} updated successfully", "data": update_link}), 202
+    except Error as e:
+        return jsonify({"error": f"Error updating link: {str(e)}"}), 500
+
+@app.route('/link/<int:id>', methods=['DELETE'])
+def delete_link():
+    try:
+        conn = get_db_connection()
+        if isinstance(conn, tuple):
+            return conn
+        cursor = conn.cursor()
+        cursor.execute('DELETE FROM Link WHERE id = %s', [1])
+        conn.commit()
+        cursor.close()
+        conn.close()
+        if cursor.rowcount == 0:
+            return jsonify({"error": f"Delete error: link is not found"}), 404
+        else:
+            return jsonify({"success": f"Link from ID {id} deleted successfully"}), 200
+    except Error as e:
+        return jsonify({"error": f"Error deleting link: {str(e)}"}), 500
+
+
+if name == 'main':
+    app.run(debug=False)
+```