Add Activity log Service and model

app/__init__.py

@@ -37,6 +37,7 @@ def register_blueprints(app):
     from app.routes.file_format import file_format_bp 
 
     # new
+    from app.routes.activity_routes import activity_bp
     from app.routes.engineering import engi_bp
 
     app.register_blueprint(auth_bp) 
@@ -49,6 +50,7 @@ def register_blueprints(app):
     app.register_blueprint(file_format_bp)
 
     # new
+    app.register_blueprint(activity_bp)
     app.register_blueprint(engi_bp)
     
 

app/routes/activity_routes.py

@@ -0,0 +1,59 @@
+from flask import Blueprint, render_template, request, send_file, abort
+import os
+
+from app.utils.helpers import login_required
+from app.utils.file_utils import get_logs_folder , ALLOWED_LOG_FILE
+from app.services.activity_service import ActivityService
+
+activity_bp = Blueprint("activity", __name__, url_prefix="/activity")
+
+# call activity_log page
+@activity_bp.route("/")
+@login_required
+def activity():
+    file_name = request.args.get("file", "app.log")
+    search = request.args.get("search", "")
+    level = request.args.get("level", "").upper()
+    user = request.args.get("user", "")
+    from_date = request.args.get("from_date", "")
+    to_date = request.args.get("to_date", "")
+
+    logs = ActivityService.read_logs(
+        file_name=file_name,
+        search=search,
+        level=level,
+        user=user,
+        from_date=from_date,
+        to_date=to_date
+    )
+
+    return render_template(
+        "activity/activity_log.html",
+        logs=logs,
+        file_name=file_name,
+        search=search,
+        level=level,
+        user=user,
+        from_date=from_date,
+        to_date=to_date
+    )
+
+# Download  activity_log files
+@activity_bp.route("/logs")
+@login_required
+def download_log():
+
+    filename = request.args.get("file", "app.log")
+    if filename not in ALLOWED_LOG_FILE:
+        abort(400, "Invalid log file.")
+
+    file_path = os.path.join(get_logs_folder(), filename)
+    if not os.path.isfile(file_path):
+        abort(404, "Log file not found.")
+
+    return send_file(
+        file_path,
+        as_attachment=True,
+        download_name=filename,
+        mimetype="text/plain"
+    )

app/services/activity_service.py

@@ -0,0 +1,56 @@
+import re
+from pathlib import Path
+
+# Activity log Service
+class ActivityService:
+
+    @staticmethod
+    def read_logs(file_name="", search="", level="", user="", from_date="", to_date=""):
+
+        file = Path("logs") / file_name
+
+        if not file.exists():
+            return []
+
+        logs = []
+
+        with open(file, "r", encoding="utf-8") as f:
+
+            for line in reversed(f.readlines()):
+                # Example:
+                # 2026-08-01 10:15:55 | INFO | admin | Dashboard | Dashboard Opened
+                parts = [x.strip() for x in line.split("|")]
+
+                if len(parts) < 5:
+                    continue
+
+                record = {
+                    "date": parts[0],
+                    "level": parts[1],
+                    "user": parts[2],
+                    "module": parts[3],
+                    "message": "|".join(parts[4:])
+                }
+
+                # Search Filter
+                if search and search.lower() not in line.lower():
+                    continue
+
+                # Level Filter
+                if level and record["level"] != level:
+                    continue
+
+                # User Filter
+                if user and user.lower() not in record["user"].lower():
+                    continue
+
+                # Date Filter
+                if from_date and record["date"][:10] < from_date:
+                    continue
+
+                if to_date and record["date"][:10] > to_date:
+                    continue
+
+                logs.append(record)
+
+        return logs

app/templates/activity/activity_log.html

@@ -0,0 +1,208 @@
+{% extends "base.html" %}
+{% block content %}
+
+<div class="container-fluid py-4">
+
+    <!-- HEADER -->
+    <div class="card shadow-sm border-0 mb-4">
+        <div class="card-body">
+            <div class="d-flex flex-column flex-lg-row justify-content-between align-items-lg-center">
+                <div class="mb-3 mb-lg-0">
+                    <h3 class="fw-bold text-primary mb-1"> <i class="bi bi-clock-history me-2"></i> Activity Logs </h3>
+                    <small class="text-muted"> View application logs, search records and download log files. </small>
+                </div>
+
+                <div class="d-flex flex-wrap gap-2">
+                    <a id="downloadLogBtn" href="{{ url_for('activity.download_log') }}?file={{ file_name }}" class="btn btn-success">
+                        <i class="bi bi-download me-1"></i>
+                        Download Log
+                    </a>
+                    <a href="{{ url_for('activity.activity') }}" class="btn btn-outline-primary">
+                        <i class="bi bi-arrow-clockwise me-1"></i>
+                        Refresh
+                    </a>
+
+                </div>
+
+            </div>
+        </div>
+    </div>
+
+    <!-- FILTERS -->
+    <div class="card shadow-sm mb-4">
+
+        <div class="card-header bg-primary text-white">
+            <h5 class="mb-0">
+                <i class="bi bi-funnel-fill me-2"></i> Filters
+            </h5>
+        </div>
+
+        <div class="card-body">
+
+            <form method="GET">
+                <div class="row g-3">
+                        <!-- Log File select  -->
+                        <div class="col-xl-2 col-lg-4 col-md-6">
+                            <label class="form-label fw-bold">Log File</label>
+                            <select class="form-select" name="file">
+                                <option value="app.log" {% if file_name=="app.log" %}selected{% endif %}> Application </option>
+
+                                <option value="debug.log" {% if file_name=="debug.log" %}selected{% endif %}> Debug </option>
+
+                                <option value="error.log" {% if file_name=="error.log" %}selected{% endif %}> Error </option>
+                            </select>
+                        </div>
+                        <!-- User search  -->
+                        <div class="col-xl-2 col-lg-4 col-md-6">
+                            <label class="form-label fw-bold">User</label>
+                            <input type="text" class="form-control" name="user" value="{{ user }}" placeholder="Username">
+                        </div>
+                        
+                        <!-- Level  -->
+                        <div class="col-xl-2 col-lg-4 col-md-6">
+                            <label class="form-label fw-bold">Level</label>
+                            <select class="form-select" name="level">
+                                <option value="">All</option>
+
+                                <option value="INFO"
+                                {% if level=="INFO" %}selected{% endif %}>
+                                INFO
+                                </option>
+
+                                <option value="WARNING"
+                                {% if level=="WARNING" %}selected{% endif %}>
+                                WARNING
+                                </option>
+
+                                <option value="ERROR"
+                                {% if level=="ERROR" %}selected{% endif %}>
+                                ERROR
+                                </option>
+                            </select>
+                        </div>
+
+                        <!-- From Date  -->
+                        <div class="col-xl-2 col-lg-4 col-md-6">
+                            <label class="form-label fw-bold">From Date</label>
+                            <input type="date" class="form-control" name="from_date" value="{{ from_date }}">
+                        </div>
+
+                        <!-- To Date  -->
+                        <div class="col-xl-2 col-lg-4 col-md-6">
+                            <label class="form-label fw-bold">To Date</label>
+                            <input type="date" class="form-control" name="to_date" value="{{ to_date }}">
+                        </div>
+
+                        <!-- Search button  -->
+                        <div class="col-xl-2 col-lg-12">
+                            <label class="form-label fw-bold">Search</label>
+                            <input type="text" class="form-control" name="search" value="{{ search }}" placeholder="Search">
+                        </div>
+
+                    </div>
+
+                    <hr>
+
+                    <!-- Search and Reset button -->
+                    <div class="d-flex gap-2">
+
+                        <button class="btn btn-primary">
+                            <i class="bi bi-search"></i> Search
+                        </button>
+
+                        <button type="reset" class="btn btn-secondary">
+                            <i class="bi bi-arrow-clockwise"></i> Reset
+                        </button>
+
+                    </div>
+
+            </form>
+        </div>
+
+    </div>
+
+    <!-- LOG TABLE -->
+    <div class="card shadow-sm">
+        <!-- Log Entries -->
+        <div class="card-header bg-dark text-white">
+            <div class="d-flex justify-content-between align-items-center">
+                <h5 class="mb-0">
+                    <i class="bi bi-list-ul me-2"></i>
+                    Log Entries
+                </h5>
+
+                <span class="badge bg-light text-dark">
+                    {{ logs|length }} Records
+                </span>
+            </div>
+        </div>
+
+        <!-- Show table Entries -->
+        <div class="card-body p-0">
+            <div class="table-responsive" style="max-height:600px; overflow-y:auto; font-size:12px;">
+                <table class="table table-striped table-hover table-bordered align-middle mb-0 small">
+
+                    <thead class="table-dark sticky-top">
+                        <tr>
+                            <th>Sr No</th>
+                            <th>Date & Time</th>
+                            <th>User</th>
+                            <th>Level</th>
+                            <th>Module</th>
+                            <th>Activity</th>
+                        </tr>
+                    </thead>
+
+                    <tbody>
+
+                        {% for log in logs %}
+                        <tr>
+                            <td>{{ loop.index }}</td>
+                            <td>{{ log.date }}</td>
+                            <td>{{ log.user }}</td>
+                            <td>
+                                {% if log.level=="INFO" %}
+                                    <span class="badge bg-success">INFO</span>
+                                {% elif log.level=="WARNING" %}
+                                    <span class="badge bg-warning text-dark">WARNING</span>
+                                {% else %}
+                                    <span class="badge bg-danger">ERROR</span>
+                                {% endif %}
+                            </td>
+
+                            <td>{{ log.module }}</td>
+                            <td>{{ log.message }}</td>
+                        </tr>
+                        {% endfor %}
+
+                    </tbody>
+                </table>
+
+            </div>
+        </div>
+    </div>
+</div>
+
+
+<script>
+document.addEventListener("DOMContentLoaded", function () {
+
+    const fileSelect = document.querySelector('select[name="file"]');
+    const downloadBtn = document.getElementById("downloadLogBtn");
+
+    function updateDownloadLink() {
+
+        downloadBtn.href =
+            "{{ url_for('activity.download_log') }}?file=" +
+            encodeURIComponent(fileSelect.value);
+
+    }
+
+    updateDownloadLink();
+
+    fileSelect.addEventListener("change", updateDownloadLink);
+
+});
+</script>
+
+{% endblock %}

app/templates/base.html

@@ -168,6 +168,12 @@
                                     <i class="bi bi-speedometer2 me-2"></i> Dashboard
                                 </a>
                             </li>
+                            <li>
+                                <a class="dropdown-item" href="{{ url_for('activity.activity') }}">
+                                    <i class="bi bi-clock-history me-2"></i>
+                                    Activity Log
+                                </a>
+                            </li>
 
                             <li>
                                 <a class="dropdown-item text-warning" href="/logout">
@@ -188,8 +194,7 @@
     <!-- PAGE CONTENT -->
     <div class="container-fluid vh-100 pt-5 overflow-hidden">
         <!-- FLASH MESSAGES -->
-        <div class="position-fixed top-0 end-0 p-2 p-md-3 mt-5"
+        <div class="position-fixed top-0 end-0 p-2 p-md-3 mt-5" style="z-index:1080; width:min(95vw,500px);">
-        style="z-index:1080; width:min(95vw,500px);">
 
             {% with messages = get_flashed_messages(with_categories=true) %}
             {% if messages %}
@@ -230,17 +235,13 @@
 
                         <!-- Timeline -->
                         <div class="progress mt-2" style="height:5px;">
-                            <div class="progress-bar progress-bar-striped progress-bar-animated timer-bar"
+                            <div class="progress-bar progress-bar-striped progress-bar-animated timer-bar" role="progressbar" style="width:100%">
-                                role="progressbar"
-                                style="width:100%">
                             </div>
                         </div>
                     </div>
                 </div>
 
-                <button type="button"
+                <button type="button" class="btn-close" data-bs-dismiss="alert">
-                        class="btn-close"
-                        data-bs-dismiss="alert">
                 </button>
 
             </div>
@@ -298,80 +299,54 @@
     <script src="https://cdn.jsdelivr.net/npm/bootstrap-multiselect@1.1.2/dist/js/bootstrap-multiselect.min.js"></script>
 
     <script>
-
+        // show  alert msg
         document.addEventListener("DOMContentLoaded", function () {
-
             document.querySelectorAll(".notification-alert").forEach(function(alert){
-
                 const progressBar = alert.querySelector(".timer-bar");
-
                 let width = 100;
-
                 const interval = setInterval(function() {
-
                     width -= 2;
-
                     progressBar.style.width = width + "%";
-
                     if(width <= 0){
-
                         clearInterval(interval);
-
                         const bsAlert = bootstrap.Alert.getOrCreateInstance(alert);
-                        
                         bsAlert.close();
-
                     }
-
                 }, 100);
-
             });
-
         });
-        // New
+
+        // show  msg Processing your request
         function showLoader(message = "Processing your request...") {
-
             document.getElementById("loaderMessage").innerHTML = message;
-
             document.getElementById("globalLoader").classList.remove("d-none");
-
         }
 
+        // Automatically hide
         function hideLoader(){
-
             document.getElementById("globalLoader").classList.add("d-none");
-
         }
 
         // Automatically apply to all forms having class="loading-form"
         document.addEventListener("DOMContentLoaded", function () {
-
             document.querySelectorAll(".loading-form").forEach(function(form){
-
                 form.addEventListener("submit", function(){
-
                     if(!this.checkValidity())
                         return;
 
                     showLoader();
-
                     const btn = this.querySelector("button[type='submit']");
 
                     if(btn){
-
                         btn.disabled = true;
-
                         btn.innerHTML = `
                             <span class="spinner-border spinner-border-sm me-2"></span>
                             Processing...
                         `;
-
                     }
 
                 });
-
             });
-
         });
 
     </script>

app/utils/file_utils.py

@@ -5,7 +5,14 @@ from flask import current_app
 # file extension
 ALLOWED_EXTENSIONS = {"xlsx", "xls", "csv"}
 
+# .log file allowed
+ALLOWED_LOG_FILE = {
+        "app.log",
+        "debug.log",
+        "error.log"
+    }
 
+# Get path of format excel folder
 def get_download_format_folder():
     return os.path.join(
         current_app.root_path,
@@ -14,6 +21,7 @@ def get_download_format_folder():
         "format"
         )
 
+# Get path of uploads folder
 def get_uploads_folder():
     return os.path.join(
         current_app.root_path,
@@ -26,8 +34,7 @@ def ensure_upload_folder():
         os.makedirs(get_uploads_folder())
         
         
+# Get path of logs folder
 def get_logs_folder():
-    return os.path.join(
+    project_root = os.path.dirname(current_app.root_path)
-        current_app.root_path,
+    return os.path.join(project_root, "logs")
-        "logs"
-    )