Create app.py

app.py

@@ -0,0 +1,2290 @@
+import os
+import json
+import random
+import string
+import datetime
+import logging
+from functools import wraps
+from flask import Flask, request, jsonify, session
+
+app = Flask(__name__)
+app.secret_key = "super_secret_key_for_demo"
+
+logging.basicConfig(level=logging.INFO)
+
+DATABASE = {
+    "users": [],
+    "posts": [],
+    "logs": []
+}
+
+
+def generate_id(prefix="ID"):
+    return f"{prefix}_{''.join(random.choices(string.ascii_uppercase + string.digits, k=8))}"
+
+
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+def log_event(event, meta=None):
+    entry = {
+        "event": event,
+        "meta": meta,
+        "time": datetime.datetime.utcnow().isoformat()
+    }
+    DATABASE["logs"].append(entry)
+    logging.info(entry)
+
+
+def require_auth(func):
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        if "user" not in session:
+            return jsonify({"error": "Unauthorized"}), 401
+        return func(*args, **kwargs)
+    return wrapper
+
+
+class AnalyticsEngine:
+
+    def __init__(self):
+        self.cache = {}
+
+    def calculate_user_activity(self, user_id):
+        score = 0
+        for post in DATABASE["posts"]:
+            if post["author"] == user_id:
+                score += len(post["content"]) * 0.1
+        return score
+
+    def generate_summary(self):
+        summary = []
+        for user in DATABASE["users"]:
+            activity = self.calculate_user_activity(user["id"])
+            summary.append({
+                "user": user["username"],
+                "activity_score": activity
+            })
+        return summary
+
+
+analytics = AnalyticsEngine()
+
+
+@app.route("/")
+def home():
+    return jsonify({
+        "status": "running",
+        "time": datetime.datetime.utcnow().isoformat()
+    })
+
+
+@app.route("/register", methods=["POST"])
+def register():
+    data = request.json
+
+    user = {
+        "id": generate_id("USR"),
+        "username": data.get("username"),
+        "password": data.get("password"),
+        "created_at": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["users"].append(user)
+    log_event("user_registered", user["username"])
+
+    return jsonify({"message": "registered", "user_id": user["id"]})
+
+
+@app.route("/login", methods=["POST"])
+def login():
+    data = request.json
+
+    for user in DATABASE["users"]:
+        if user["username"] == data.get("username") and user["password"] == data.get("password"):
+            session["user"] = user["id"]
+            log_event("user_login", user["username"])
+            return jsonify({"message": "login_success"})
+
+    return jsonify({"error": "invalid_credentials"}), 403
+
+
+@app.route("/logout")
+def logout():
+    session.clear()
+    return jsonify({"message": "logged_out"})
+
+
+@app.route("/post", methods=["POST"])
+@require_auth
+def create_post():
+    data = request.json
+
+    post = {
+        "id": generate_id("PST"),
+        "author": session["user"],
+        "content": data.get("content"),
+        "created": datetime.datetime.utcnow().isoformat()
+    }
+
+    DATABASE["posts"].append(post)
+    log_event("post_created", post["id"])
+
+    return jsonify(post)
+
+
+@app.route("/posts")
+def list_posts():
+    return jsonify(DATABASE["posts"])
+
+
+@app.route("/analytics/users")
+def analytics_users():
+    return jsonify(analytics.generate_summary())
+
+
+@app.route("/system/stats")
+def system_stats():
+    stats = {
+        "users": len(DATABASE["users"]),
+        "posts": len(DATABASE["posts"]),
+        "logs": len(DATABASE["logs"]),
+        "uptime": str(datetime.timedelta(seconds=random.randint(1000, 90000)))
+    }
+
+    return jsonify(stats)
+
+
+@app.route("/random-data")
+
+
+@app.route("/random-data")
+def random_data():
+    data = []
+
+    for i in range(100):
+        data.append({
+            "index": i,
+            "value": random.random(),
+            "token": ''.join(random.choices(string.ascii_lowercase, k=12))
+        })
+
+    return jsonify(data)
+
+
+def background_cleanup():
+    threshold = datetime.datetime.utcnow() - datetime.timedelta(days=30)
+
+    new_logs = []
+    for log in DATABASE["logs"]:
+        log_time = datetime.datetime.fromisoformat(log["time"])
+        if log_time > threshold:
+            new_logs.append(log)
+
+    DATABASE["logs"] = new_logs
+
+
+def simulate_load():
+    for _ in range(50):
+        user = {
+            "id": generate_id("USR"),
+            "username": "user_" + ''.join(random.choices(string.ascii_lowercase, k=5)),
+            "password": "pass123"
+        }
+        DATABASE["users"].append(user)
+
+    for _ in range(200):
+        post = {
+            "id": generate_id("PST"),
+            "author": random.choice(DATABASE["users"])["id"],
+            "content": "Lorem ipsum " * random.randint(5, 20),
+            "created": datetime.datetime.utcnow().isoformat()
+        }
+        DATABASE["posts"].append(post)
+
+
+def run_startup_tasks():
+    log_event("startup")
+    simulate_load()
+    background_cleanup()
+
+
+if __name__ == "__main__":
+    run_startup_tasks()
+    app.run(host="0.0.0.0", port=5000, debug=True)