.dockerignore

@@ -0,0 +1,19 @@
+.git
+.gitignore
+__pycache__
+*.pyc
+*.pyo
+*.pyd
+.Python
+env/
+venv/
+*.egg-info/
+dist/
+build/
+.vscode/
+.idea/
+*.log
+.env
+instance/
+.pytest_cache/
+.coverage

.env

@@ -3,8 +3,8 @@
 # -----------------------------
 FLASK_ENV=development
 FLASK_DEBUG=True
-FLASK_HOST='0.0.0.0'
+FLASK_HOST=0.0.0.0
-FLASK_PORT=5001
+FLASK_PORT=5011
 
 # -----------------------------
 # Security

Dockerfile

@@ -0,0 +1,24 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    gcc \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements and install Python dependencies
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy application code
+COPY . .
+
+# Create necessary directories
+RUN mkdir -p app/logs app/static/uploads app/static/downloads
+
+# Expose port
+EXPOSE 5001
+
+# Run the application
+CMD ["python", "run.py"]

app/__init__.py

@@ -1,6 +1,7 @@
 from flask import Flask, redirect, url_for
 from app.config import Config
 from app.services.db_service import db
+from app.services.logger_service import LoggerService
 
 def create_app():
     app = Flask(__name__)
@@ -9,6 +10,9 @@ def create_app():
     # Initialize extensions
     db.init_app(app)
 
+    # Initialize Logger
+    LoggerService.init_app(app)
+
     # Register blueprints
     register_blueprints(app)
     # Register error handlers
@@ -43,10 +47,15 @@ def register_blueprints(app):
 
 
 def register_error_handlers(app):
+
+    from flask import current_app
+
     @app.errorhandler(404)
     def page_not_found(e):
+        current_app.logger.warning("404 Page Not Found")
         return "Page Not Found", 404
 
     @app.errorhandler(500)
     def internal_error(e):
+        current_app.logger.exception("500 Internal Server Error")
         return "Internal Server Error", 500

app/config.py

@@ -6,7 +6,7 @@ class Config:
     # secret key
     SECRET_KEY = os.getenv("SECRET_KEY", "dev-secret-key")
  
-    # Database varibles 
+    # Database variables 
     DB_DIALECT = os.getenv("DB_DIALECT")
     DB_DRIVER = os.getenv("DB_DRIVER")
     DB_USER = os.getenv("DB_USER")

app/constants/http_status.py

@@ -0,0 +1,11 @@
+class HTTPStatus:
+    OK = 200
+    CREATED = 201
+    BAD_REQUEST = 400
+    UNAUTHORIZED = 401
+    FORBIDDEN = 403
+    NOT_FOUND = 404
+    METHOD_NOT_ALLOWED = 405
+    CONFLICT = 409
+    UNPROCESSABLE_ENTITY = 422
+    INTERNAL_SERVER_ERROR = 500

app/constants/messages.py

@@ -0,0 +1,17 @@
+class SuccessMessage:
+    FETCHED = "Data fetched successfully"
+    CREATED = "Resource created successfully"
+    UPDATED = "Resource updated successfully"
+    DELETED = "Resource deleted successfully"
+    LOGIN = "Login successful"
+    LOGOUT = "Logout successful"
+
+
+class ErrorMessage:
+    INVALID_REQUEST = "Invalid request data"
+    UNAUTHORIZED = "Unauthorized access"
+    FORBIDDEN = "Access forbidden"
+    NOT_FOUND = "Resource not found"
+    VALIDATION_FAILED = "Validation failed"
+    INTERNAL_ERROR = "Internal server error"
+    DUPLICATE_ENTRY = "Duplicate record found"

app/errors/error_handlers.py

@@ -0,0 +1,66 @@
+from flask import request, render_template
+from app.utils.response_handler import ResponseHandler
+from app.utils.exceptions import APIException
+from app.constants.http_status import HTTPStatus
+from app.constants.messages import ErrorMessage
+from app.services.db_service import db
+import traceback
+
+
+def register_error_handlers(app):
+
+    # Custom API Exception
+    @app.errorhandler(APIException)
+    def handle_api_exception(e):
+        db.session.rollback()
+
+        if request.path.startswith("/api"):
+            return ResponseHandler.error(
+                message=e.message,
+                errors=e.errors,
+                status_code=e.status_code
+            )
+
+        return render_template("errors/500.html"), e.status_code
+
+
+    # 404
+    @app.errorhandler(404)
+    def handle_404(e):
+        if request.path.startswith("/api"):
+            return ResponseHandler.error(
+                message=ErrorMessage.NOT_FOUND,
+                status_code=HTTPStatus.NOT_FOUND
+            )
+
+        return render_template("errors/404.html"), 404
+
+
+    # 500
+    @app.errorhandler(500)
+    def handle_500(e):
+        db.session.rollback()
+        traceback.print_exc()
+
+        if request.path.startswith("/api"):
+            return ResponseHandler.error(
+                message=ErrorMessage.INTERNAL_ERROR,
+                status_code=HTTPStatus.INTERNAL_SERVER_ERROR
+            )
+
+        return render_template("errors/500.html"), 500
+
+
+    # Catch All
+    @app.errorhandler(Exception)
+    def handle_general_exception(e):
+        db.session.rollback()
+        traceback.print_exc()
+
+        if request.path.startswith("/api"):
+            return ResponseHandler.error(
+                message=ErrorMessage.INTERNAL_ERROR,
+                status_code=HTTPStatus.INTERNAL_SERVER_ERROR
+            )
+
+        return render_template("errors/500.html"), 500

app/models/laying_client_model.py

@@ -1,20 +1,27 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
+import re
+# REGEX PATTERN
+PIPE_MM_PATTERN = re.compile(r"^pipe_\d+_mm$")
 
 class LayingClient(db.Model):
     __tablename__ = "laying_client"
 
     id = db.Column(db.Integer, primary_key=True)
-    #  Foreign Key to Subcontractor tables
-    # subcontractor_id = db.Column(db.Integer, db.ForeignKey("subcontractors.id"), nullable=False)
-    # Relationship for easy access (subcontractor.subcontractor_name)
-    # subcontractor = db.relationship("Subcontractor", backref="laying_records")
 
     # Basic Fields
     Location = db.Column(db.String(500))
     MH_NO = db.Column(db.String(100))
     CC_length = db.Column(db.Float)
+    # Bedding Qty.
+    Outer_dia_of_MH_m = db.Column(db.Float)
+    Bedding_Length = db.Column(db.Float)
+    Width = db.Column(db.Float)
+    Depth = db.Column(db.Float)
+    Qty = db.Column(db.Float)
  
+    #  PIPE LAYING Qty. 
     Pipe_Dia_mm = db.Column(db.Float)
     ID_of_MH_m = db.Column(db.Float)
     Laying_Length = db.Column(db.Float)
@@ -32,7 +39,6 @@ class LayingClient(db.Model):
     pipe_900_mm = db.Column(db.Float)
     pipe_1200_mm = db.Column(db.Float)
     
-    
     Total = db.Column(db.Float)
     Remarks = db.Column(db.String(500))
     RA_Bill_No=db.Column(db.String(500))
@@ -45,3 +51,27 @@ class LayingClient(db.Model):
 
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+
+    
+    def sum_laying_fields():
+        return [
+            "pipe_150_mm", "pipe_200_mm", "pipe_250_mm",
+            "pipe_300_mm", "pipe_350_mm", "pipe_400_mm",
+            "pipe_450_mm", "pipe_500_mm", "pipe_600_mm",
+            "pipe_700_mm", "pipe_900_mm", "pipe_1200_mm"
+        ]
+    
+# ===============================
+# AUTO TOTAL USING REGEX
+# ===============================
+def calculate_laying_total(mapper, connection, target):
+    total = 0
+
+    for column in target.__table__.columns:
+        if PIPE_MM_PATTERN.match(column.name):
+            total += getattr(target, column.name) or 0
+
+    target.Total = total
+
+event.listen(LayingClient, "before_insert", calculate_laying_total)
+event.listen(LayingClient, "before_update", calculate_laying_total)

app/models/laying_model.py

@@ -1,5 +1,9 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
+import re
+# REGEX PATTERN
+PIPE_MM_PATTERN = re.compile(r"^pipe_\d+_mm$")
 
 class Laying(db.Model):
     __tablename__ = "laying"
@@ -10,11 +14,10 @@ class Laying(db.Model):
     # Relationship for easy access (subcontractor.subcontractor_name)
     subcontractor = db.relationship("Subcontractor", backref="laying_records")
 
-    # Basic Fields
+    # Pipe Laying Fields
     Location = db.Column(db.String(500))
     MH_NO = db.Column(db.String(100))
     CC_length = db.Column(db.Float)
- 
     Pipe_Dia_mm = db.Column(db.Float)
     ID_of_MH_m = db.Column(db.Float)
     Laying_Length = db.Column(db.Float)
@@ -32,7 +35,6 @@ class Laying(db.Model):
     pipe_900_mm = db.Column(db.Float)
     pipe_1200_mm = db.Column(db.Float)
     
-    
     Total = db.Column(db.Float)
     Remarks = db.Column(db.String(500))
     RA_Bill_No=db.Column(db.String(500))
@@ -45,3 +47,27 @@ class Laying(db.Model):
 
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+    
+
+    def sum_laying_fields():
+        return [
+            "pipe_150_mm", "pipe_200_mm", "pipe_250_mm",
+            "pipe_300_mm", "pipe_350_mm", "pipe_400_mm",
+            "pipe_450_mm", "pipe_500_mm", "pipe_600_mm",
+            "pipe_700_mm", "pipe_900_mm", "pipe_1200_mm"
+        ]
+
+# ===============================
+# AUTO TOTAL USING REGEX
+# ===============================
+def calculate_laying_total(mapper, connection, target):
+    total = 0
+
+    for column in target.__table__.columns:
+        if PIPE_MM_PATTERN.match(column.name):
+            total += getattr(target, column.name) or 0
+
+    target.Total = total
+
+event.listen(Laying, "before_insert", calculate_laying_total)
+event.listen(Laying, "before_update", calculate_laying_total)

app/models/manhole_domestic_chamber_model.py

@@ -1,5 +1,10 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
+import re
+
+# REGEX PATTERN
+D_RANGE_PATTERN = re.compile(r"^d_\d+(?:_\d+)?_to_\d+(?:_\d+)?$")
 
 class ManholeDomesticChamber(db.Model):
     __tablename__ = "manhole_domestic_chamber"
@@ -27,7 +32,6 @@ class ManholeDomesticChamber(db.Model):
     d_4_16_to_4_65 = db.Column(db.Float)
     d_4_66_to_5_15 = db.Column(db.Float)
     d_5_16_to_5_65 = db.Column(db.Float)
-
     d_5_66_to_6_15 = db.Column(db.Float)
     d_6_16_to_6_65 = db.Column(db.Float)
     d_6_66_to_7_15 = db.Column(db.Float)
@@ -42,6 +46,7 @@ class ManholeDomesticChamber(db.Model):
     UPVC_Pipe_Length = db.Column(db.Float)
     RA_Bill_No=db.Column(db.String(500))
 
+    Total = db.Column(db.Float)
     created_at = db.Column(db.DateTime, default=datetime.today)
 
     def __repr__(self):
@@ -50,3 +55,29 @@ class ManholeDomesticChamber(db.Model):
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
     
+    
+    def sum_mh_dc_fields():
+        return [
+            "d_0_to_0_75", "d_0_76_to_1_05", "d_1_06_to_1_65",
+            "d_1_66_to_2_15", "d_2_16_to_2_65", "d_2_66_to_3_15",
+            "d_3_16_to_3_65", "d_3_66_to_4_15", "d_4_16_to_4_65",
+            "d_4_66_to_5_15", "d_5_16_to_5_65", "d_5_66_to_6_15",
+            "d_6_16_to_6_65", "d_6_66_to_7_15", "d_7_16_to_7_65",
+            "d_7_66_to_8_15", "d_8_16_to_8_65", "d_8_66_to_9_15",
+            "d_9_16_to_9_65"]
+
+# ===============================
+# AUTO TOTAL USING REGEX
+# ===============================
+def calculate_mh_dc_total(mapper, connection, target):
+    total = 0
+
+    for column in target.__table__.columns:
+        if D_RANGE_PATTERN.match(column.name):
+            total += getattr(target, column.name) or 0
+
+    target.Total = total
+
+
+event.listen(ManholeDomesticChamber, "before_insert", calculate_mh_dc_total)
+event.listen(ManholeDomesticChamber, "before_update", calculate_mh_dc_total)

app/models/manhole_excavation_model.py

@@ -1,5 +1,6 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
 
 class ManholeExcavation(db.Model):
     __tablename__ = "manhole_excavation"
@@ -65,3 +66,17 @@ class ManholeExcavation(db.Model):
 
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+
+# ==========================================
+# AUTO CALCULATE GRAND TOTAL
+# ==========================================
+def calculate_Manhole_total(mapper, connection, target):
+    total = 0
+    for column in target.__table__.columns:
+        if column.name.endswith("_total"):
+            total += getattr(target, column.name) or 0
+    target.Total = total
+
+
+event.listen(ManholeExcavation, "before_insert", calculate_Manhole_total)
+event.listen(ManholeExcavation, "before_update", calculate_Manhole_total)

app/models/mh_dc_client_model.py

@@ -1,5 +1,10 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
+import re
+
+# REGEX PATTERN
+D_RANGE_PATTERN = re.compile(r"^d_\d+(?:_\d+)?_to_\d+(?:_\d+)?$")
 
 class ManholeDomesticChamberClient(db.Model):
     __tablename__ = "mh_dc_client"
@@ -24,18 +29,17 @@ class ManholeDomesticChamberClient(db.Model):
     d_1_5_to_2_0 = db.Column(db.Float)
     d_2_0_to_2_5 = db.Column(db.Float)
     d_2_5_to_3_0 = db.Column(db.Float)
-
     d_3_0_to_3_5 = db.Column(db.Float)
     d_3_5_to_4_0 = db.Column(db.Float)
     d_4_0_to_4_5= db.Column(db.Float)
     d_4_5_to_5_0 = db.Column(db.Float)
-
     d_5_0_to_5_5 = db.Column(db.Float)
     d_5_5_to_6_0 = db.Column(db.Float)
     d_6_0_to_6_5 = db.Column(db.Float)
 
     Domestic_Chambers = db.Column(db.Float)
 
+    Total = db.Column(db.Float)
     created_at = db.Column(db.DateTime, default=datetime.today)
 
     def __repr__(self):
@@ -44,3 +48,30 @@ class ManholeDomesticChamberClient(db.Model):
 
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+
+    
+    def sum_mh_dc_fields():
+        return [
+            "d_0_to_0_75", "d_0_76_to_1_05", "d_1_06_to_1_65",
+            "d_1_66_to_2_15", "d_2_16_to_2_65", "d_2_66_to_3_15",
+            "d_3_16_to_3_65", "d_3_66_to_4_15", "d_4_16_to_4_65",
+            "d_4_66_to_5_15", "d_5_16_to_5_65", "d_5_66_to_6_15",
+            "d_6_16_to_6_65", "d_6_66_to_7_15", "d_7_16_to_7_65",
+            "d_7_66_to_8_15", "d_8_16_to_8_65", "d_8_66_to_9_15",
+            "d_9_16_to_9_65" ]
+    
+# ===============================
+# AUTO TOTAL USING REGEX
+# ===============================
+def calculate_mh_dc_total(mapper, connection, target):
+    total = 0
+
+    for column in target.__table__.columns:
+        if D_RANGE_PATTERN.match(column.name):
+            total += getattr(target, column.name) or 0
+
+    target.Total = total
+
+
+event.listen(ManholeDomesticChamberClient, "before_insert", calculate_mh_dc_total)
+event.listen(ManholeDomesticChamberClient, "before_update", calculate_mh_dc_total)

app/models/mh_ex_client_model.py

@@ -1,5 +1,6 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
 
 class ManholeExcavationClient(db.Model):
     __tablename__ = "mh_ex_client"
@@ -81,3 +82,18 @@ class ManholeExcavationClient(db.Model):
 
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+
+
+# ==========================================
+# AUTO CALCULATE GRAND TOTAL
+# ==========================================
+def calculate_Manhole_total(mapper, connection, target):
+    total = 0
+    for column in target.__table__.columns:
+        if column.name.endswith("_total"):
+            total += getattr(target, column.name) or 0
+    target.Total = total
+
+
+event.listen(ManholeExcavationClient, "before_insert", calculate_Manhole_total)
+event.listen(ManholeExcavationClient, "before_update", calculate_Manhole_total)

app/models/tr_ex_client_model.py

@@ -1,14 +1,11 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
 
 class TrenchExcavationClient(db.Model):
     __tablename__ = "tr_ex_client"
 
     id = db.Column(db.Integer, primary_key=True)
-    #  Foreign Key to Subcontractor table
-    # subcontractor_id = db.Column(db.Integer, db.ForeignKey("subcontractors.id"), nullable=False)
-    # Relationship for easy access (subcontractor.subcontractor_name)
-    # subcontractor = db.relationship("Subcontractor", backref="tr_ex_records")
 
     # Basic Fields
     RA_Bill_No=db.Column(db.String(500))
@@ -86,3 +83,19 @@ class TrenchExcavationClient(db.Model):
     
     def serialize(self):
             return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+
+
+# ==========================================
+# AUTO CALCULATE GRAND TOTAL
+# ==========================================
+
+def calculate_trench_client_total(mapper, connection, target):
+    total = 0
+    for column in target.__table__.columns:
+        if column.name.endswith("_total"):
+            total += getattr(target, column.name) or 0
+    target.Total = total
+
+
+event.listen(TrenchExcavationClient, "before_insert", calculate_trench_client_total)
+event.listen(TrenchExcavationClient, "before_update", calculate_trench_client_total)

app/models/trench_excavation_model.py

@@ -1,5 +1,6 @@
 from app import db
 from datetime import datetime
+from sqlalchemy import event
 
 class TrenchExcavation(db.Model):
     __tablename__ = "trench_excavation"
@@ -77,3 +78,48 @@ class TrenchExcavation(db.Model):
 
     def serialize(self):
         return {c.name: getattr(self, c.name) for c in self.__table__.columns}
+    
+    def excavation_category_sums(self):
+
+        def safe(val):
+            return val or 0
+
+        return {
+            "Soft_Murum_Total": (
+                safe(self.Soft_Murum_0_to_1_5)
+                + safe(self.Soft_Murum_1_5_to_3_0)
+                + safe(self.Soft_Murum_3_0_to_4_5)
+            ),
+
+            "Hard_Murum_Total": (
+                safe(self.Hard_Murum_0_to_1_5)
+                + safe(self.Hard_Murum_1_5_to_3_0)
+            ),
+
+            "Soft_Rock_Total": (
+                safe(self.Soft_Rock_0_to_1_5)
+                + safe(self.Soft_Rock_1_5_to_3_0)
+            ),
+
+            "Hard_Rock_Total": (
+                safe(self.Hard_Rock_0_to_1_5)
+                + safe(self.Hard_Rock_1_5_to_3_0)
+                + safe(self.Hard_Rock_3_0_to_4_5)
+                + safe(self.Hard_Rock_4_5_to_6_0)
+                + safe(self.Hard_Rock_6_0_to_7_5)
+            ),
+        }
+
+# ==========================================
+# AUTO CALCULATE GRAND TOTAL
+# ==========================================
+def calculate_trench_total(mapper, connection, target):
+    total = 0
+    for column in target.__table__.columns:
+        if column.name.endswith("_total"):
+            total += getattr(target, column.name) or 0
+    target.Total = total
+
+
+event.listen(TrenchExcavation, "before_insert", calculate_trench_total)
+event.listen(TrenchExcavation, "before_update", calculate_trench_total)

app/routes/dashboard.py

@@ -1,82 +1,167 @@
 import matplotlib
 matplotlib.use("Agg")
 
-from flask import Blueprint, render_template, session, redirect, url_for
+from flask import Blueprint, render_template, session, redirect, url_for, jsonify
 import matplotlib.pyplot as plt
 import io
 import base64
+from app.utils.plot_utils import plot_to_base64
+from app.services.dashboard_service import DashboardService
+from sqlalchemy import func
+from app import db
+from app.models.trench_excavation_model import TrenchExcavation
+from app.models.manhole_excavation_model import ManholeExcavation
+from app.models.laying_model import Laying
 
 dashboard_bp = Blueprint("dashboard", __name__, url_prefix="/dashboard")
 
-# charts 
-def plot_to_base64():
-    img = io.BytesIO()
-    plt.savefig(img, format="png", bbox_inches="tight")
-    plt.close()
-    img.seek(0)
-    return base64.b64encode(img.getvalue()).decode()
 
-# bar chart
-def bar_chart():
-    categories = ["Trench", "Manhole", "Pipe Laying", "Restoration"]
-    values = [120, 80, 150, 60]
-
-    plt.figure()
-    plt.bar(categories, values)
-    plt.title("Work Category Report")
-    plt.xlabel("Category")
-    plt.ylabel("Count")
-
-
-    return plot_to_base64()
-
-# Pie chart
-def pie_chart():
-    labels = ["Completed", "In Progress", "Pending"]
-    sizes = [55, 20, 25]
-
-    plt.figure()
-    plt.pie(sizes, labels=labels, autopct="%1.1f%%", startangle=140)
-    plt.title("Project Status")
-
-    return plot_to_base64()
-
-# Histogram chart
-def histogram_chart():
-    daily_work = [5, 10, 15, 20, 20, 25, 30, 35, 40, 45, 50]
-
-    plt.figure()
-    plt.hist(daily_work, bins=5)
-    plt.title("Daily Work Distribution")
-    plt.xlabel("Work Units")
-    plt.ylabel("Frequency")
-
-    return plot_to_base64()
-
-# Dashboaed page
 @dashboard_bp.route("/")
 def dashboard():
     if not session.get("user_id"):
         return redirect(url_for("auth.login"))
+    return render_template("dashboard.html", title="Business Intelligence Dashboard")
+
+
+
+
+# import matplotlib
+# matplotlib.use("Agg")
+
+# from flask import Blueprint, render_template, session, redirect, url_for
+# import matplotlib.pyplot as plt
+# import io
+# import base64
+# from app.utils.plot_utils import plot_to_base64
+# from app.services.dashboard_service import DashboardService
+
+# dashboard_bp = Blueprint("dashboard", __name__, url_prefix="/dashboard")
+
+# # dashboard_bp = Blueprint("dashboard", __name__)
+
+# # charts 
+# # def plot_to_base64():
+# #     img = io.BytesIO()
+# #     plt.savefig(img, format="png", bbox_inches="tight")
+# #     plt.close()
+# #     img.seek(0)
+# #     return base64.b64encode(img.getvalue()).decode()
+
+# # bar chart
+# def bar_chart():
+#     categories = ["Trench", "Manhole", "Pipe Laying", "Restoration"]
+#     values = [120, 80, 150, 60]
+
+#     plt.figure()
+#     plt.bar(categories, values)
+#     plt.title("Work Category Report")
+#     plt.xlabel("test Category")
+#     plt.ylabel("test Quantity")
+
+
+#     return plot_to_base64(plt)
+
+# # Pie chart
+# def pie_chart():
+#     labels = ["Completed", "In Progress", "Pending"]
+#     sizes = [55, 20, 25]
+
+#     plt.figure()
+#     plt.pie(sizes, labels=labels, autopct="%1.1f%%", startangle=140)
+#     plt.title("Project Status")
+
+#     return plot_to_base64(plt)
+
+# # Histogram chart
+# def histogram_chart():
+#     daily_work = [5, 10, 15, 20, 20, 25, 30, 35, 40, 45, 50]
+
+#     plt.figure()
+#     plt.hist(daily_work, bins=5)
+#     plt.title("Daily Work Distribution")
+#     plt.xlabel("Work Units")
+#     plt.ylabel("Frequency")
+
+#     return plot_to_base64(plt)
+
+# # Dashboaed page
+# @dashboard_bp.route("/")
+# def dashboard():
+#     if not session.get("user_id"):
+#         return redirect(url_for("auth.login"))
+
+#     return render_template(
+#         "dashboard.html",
+#         title="Dashboard",
+#         bar_chart=bar_chart(),
+#         pie_chart=pie_chart(),
+#         histogram=histogram_chart()
+#     )
+
+# # subcontractor dashboard
+# @dashboard_bp.route("/subcontractor_dashboard", methods=["GET", "POST"])
+# def subcontractor_dashboard():
+#     if not session.get("user_id"):
+#         return redirect(url_for("auth.login"))
+
+#     tr_dash = DashboardService().bar_chart_of_tr_ex
+    
+    
+#     return render_template(
+#         "subcontractor_dashboard.html",
+#         title="Dashboard",
+#         bar_chart=tr_dash
+#     )
+
+
+@dashboard_bp.route("/api/live-stats")
+def live_stats():
+    try:
+        # 1. Overall Volume
+        t_count = TrenchExcavation.query.count()
+        m_count = ManholeExcavation.query.count()
+        l_count = Laying.query.count()
+
+        # 2. Location Distribution (Business reach)
+        loc_results = db.session.query(
+            TrenchExcavation.Location, 
+            func.count(TrenchExcavation.id)
+        ).group_by(TrenchExcavation.Location).all()
+
+        # 3. Work Timeline (Business productivity trend)
+        # Assuming your models have a 'created_at' field
+        timeline_results = db.session.query(
+            func.date(TrenchExcavation.created_at), 
+            func.count(TrenchExcavation.id)
+        ).group_by(func.date(TrenchExcavation.created_at)).order_by(func.date(TrenchExcavation.created_at)).all()
+
+        return jsonify({
+            "summary": {
+                "trench": t_count,
+                "manhole": m_count,
+                "laying": l_count,
+                "total": t_count + m_count + l_count
+            },
+            "locations": {row[0]: row[1] for row in loc_results if row[0]},
+            "timeline": {str(row[0]): row[1] for row in timeline_results}
+        })
+    except Exception as e:
+        return jsonify({"error": str(e)}), 500
+
+
 
-    return render_template(
-        "dashboard.html",
-        title="Dashboard",
-        bar_chart=bar_chart(),
-        pie_chart=pie_chart(),
-        histogram=histogram_chart()
-    )
 
 # subcontractor dashboard
-@dashboard_bp.route("/subcontractor_dashboard")
+@dashboard_bp.route("/subcontractor_dashboard", methods=["GET", "POST"])
 def subcontractor_dashboard():
     if not session.get("user_id"):
         return redirect(url_for("auth.login"))
 
+    tr_dash = DashboardService().bar_chart_of_tr_ex
+    
+    
     return render_template(
         "subcontractor_dashboard.html",
         title="Dashboard",
-        bar_chart=bar_chart(),
+        bar_chart=tr_dash
-        pie_chart=pie_chart(),
-        histogram=histogram_chart()
     )

app/routes/file_report.py

@@ -73,6 +73,7 @@ class SubcontractorBill:
             if not df.empty:
                 df.drop(columns=drop_cols, errors="ignore", inplace=True)
 
+
 # --- subcontractor report only  ---
 @file_report_bp.route("/Subcontractor_report", methods=["GET", "POST"])
 @login_required
@@ -91,7 +92,7 @@ def report_file():
  
         if not subcontractor_id:
             flash("Please select a subcontractor.", "danger")
-            return render_template("report.html", subcontractors=subcontractors)
+            return render_template("subcontractor_report.html", subcontractors=subcontractors)
  
         subcontractor = Subcontractor.query.get(subcontractor_id)
         bill_gen = SubcontractorBill()
@@ -102,13 +103,13 @@ def report_file():
         else:
             if not ra_bill_no:
                 flash("Please enter an RA Bill Number.", "danger")
-                return render_template("report.html", subcontractors=subcontractors)
+                return render_template("subcontractor_report.html", subcontractors=subcontractors)
             bill_gen.Fetch(RA_Bill_No=ra_bill_no, subcontractor_id=subcontractor_id)
             file_name = f"{subcontractor.subcontractor_name}_RA_{ra_bill_no}_Report.xlsx"
  
         if bill_gen.df_tr.empty and bill_gen.df_mh.empty and bill_gen.df_dc.empty:
             flash("No data found for this selection.", "warning")
-            return render_template("report.html", subcontractors=subcontractors)
+            return render_template("subcontractor_report.html", subcontractors=subcontractors)
  
         # If download is clicked, return file immediately
         if action == "download":
@@ -140,74 +141,65 @@ def report_file():
         download_all=download_all
     )
  
-# --- client report only --- 
+
+# --- CLIENT REPORT (PREVIEW + DOWNLOAD) ---
 @file_report_bp.route("/client_report", methods=["GET", "POST"])
 @login_required
-def client_vs_all_subcontractor():
+def client_report():
-    tables = {"tr": None, "mh": None, "dc": None}
+
+    tables = {"tr": None, "mh": None, "dc": None, "laying": None}
     ra_val = ""
 
     if request.method == "POST":
+
+        # ⚠ MUST match HTML name
         RA_Bill_No = request.form.get("RA_Bill_No")
+        action = request.form.get("action")
         ra_val = RA_Bill_No
 
         if not RA_Bill_No:
             flash("Please enter RA Bill No.", "danger")
-            return render_template("generate_comparison_client_vs_subcont.html", tables=tables, ra_val=ra_val)
+            return render_template("client_report.html", tables=tables, ra_val=ra_val)
 
-        clientBill = ClientBill()
+        # -------- FETCH CLIENT DATA --------
-        clientBill.Fetch(RA_Bill_No=RA_Bill_No)
+        bill_gen = ClientBill()
-        contractorBill = SubcontractorBill()
+        bill_gen.Fetch(RA_Bill_No)
-        contractorBill.Fetch(RA_Bill_No=RA_Bill_No)
 
-        # --- SAFETY CHECK: Verify data exists before merging ---
+        # If no data
-        if clientBill.df_tr.empty and clientBill.df_mh.empty:
+        if (
+            bill_gen.df_tr.empty and
+            bill_gen.df_mh.empty and
+            bill_gen.df_dc.empty and
+            bill_gen.df_laying.empty
+        ):
             flash(f"No Client records found for RA Bill {RA_Bill_No}", "warning")
-            return render_template("generate_comparison_client_vs_subcont.html", tables=tables, ra_val=ra_val)
- 
-        qty_cols = [...] # (Keep your existing list)
-        mh_dc_qty_cols = [...] # (Keep your existing list)
-        mh_lay_qty_cols =[...]
-
-        def aggregate_df(df, group_cols, sum_cols):
-            if df.empty:
-                # Create an empty DF with the correct columns to avoid Merge/Key Errors
-                return pd.DataFrame(columns=group_cols + sum_cols)
-            existing_cols = [c for c in sum_cols if c in df.columns]
-            # Ensure group_cols exist in the DF
-            for col in group_cols:
-                if col not in df.columns:
-                    df[col] = "N/A" # Fill missing join keys
-            return df.groupby(group_cols, as_index=False)[existing_cols].sum()
- 
-        # Aggregate data
-        df_sub_tr_grp = aggregate_df(contractorBill.df_tr, ["Location", "MH_NO"], qty_cols)
-        df_sub_mh_grp = aggregate_df(contractorBill.df_mh, ["Location", "MH_NO"], qty_cols)
-        df_sub_dc_grp = aggregate_df(contractorBill.df_dc, ["Location", "MH_NO"], mh_dc_qty_cols)
-        df_sub_lay_grp = aggregate_df(contractorBill.df_dc, ["Location", "MH_NO"], mh_lay_qty_cols)
- 
-        # --- FINAL MERGE LOGIC ---
-        # We check if "Location" exists in the client data. If not, we add it to prevent the KeyError.
-        for df_client in [clientBill.df_tr, clientBill.df_mh, clientBill.df_dc, clientBill.df_laying ]:
-            if not df_client.empty and "Location" not in df_client.columns:
-                df_client["Location"] = "Unknown"
- 
-        try:
-            df_tr_cmp = clientBill.df_tr.merge(df_sub_tr_grp, on=["Location", "MH_NO"], how="left", suffixes=("_Client", "_Sub"))
-            df_mh_cmp = clientBill.df_mh.merge(df_sub_mh_grp, on=["Location", "MH_NO"], how="left", suffixes=("_Client", "_Sub"))
-            df_dc_cmp = clientBill.df_dc.merge(df_sub_dc_grp, on=["Location", "MH_NO"], how="left", suffixes=("_Client", "_Sub"))
-            df_lay_cmp = clientBill.df_laying.merge(df_sub_lay_grp, on=["Location", "MH_NO"], how="left", suffixes=("_Client", "_Sub"))
-        except KeyError as e:
-            flash(f"Merge Error: Missing column {str(e)}. Check if 'Location' is defined in your database models.", "danger")
             return render_template("client_report.html", tables=tables, ra_val=ra_val)
 
+        # -------- DOWNLOAD --------
+        if action == "download":
 
-        # Convert to HTML for preview
+            output = io.BytesIO()
-        tables["tr"] = df_tr_cmp.to_html(classes='table table-striped table-hover table-sm', index=False)
-        tables["mh"] = df_mh_cmp.to_html(classes='table table-striped table-hover table-sm', index=False)
-        tables["dc"] = df_dc_cmp.to_html(classes='table table-striped table-hover table-sm', index=False)
-        tables["laying"] = df_lay_cmp.to_html(classes='table table-striped table-hover table-sm', index=False)
 
+            with pd.ExcelWriter(output, engine="xlsxwriter") as writer:
+                bill_gen.df_tr.to_excel(writer, index=False, sheet_name="Trench")
+                bill_gen.df_mh.to_excel(writer, index=False, sheet_name="MH")
+                bill_gen.df_dc.to_excel(writer, index=False, sheet_name="MH & DC")
+                bill_gen.df_laying.to_excel(writer, index=False, sheet_name="Laying")
+
+            output.seek(0)
+
+            return send_file(
+                output,
+                download_name=f"Client_RA_{RA_Bill_No}_Report.xlsx",
+                as_attachment=True
+            )
+
+        # -------- PREVIEW --------
+        table_class = "table table-bordered table-striped table-hover table-sm"
+
+        tables["tr"] = bill_gen.df_tr.to_html(classes=table_class, index=False)
+        tables["mh"] = bill_gen.df_mh.to_html(classes=table_class, index=False)
+        tables["dc"] = bill_gen.df_dc.to_html(classes=table_class, index=False)
+        tables["laying"] = bill_gen.df_laying.to_html(classes=table_class, index=False)
 
     return render_template("client_report.html", tables=tables, ra_val=ra_val)
- 

app/routes/generate_comparison_report.py

@@ -1,4 +1,5 @@
 from flask import Blueprint, render_template, request, send_file, flash
+from collections import defaultdict
 import pandas as pd
 import io
  
@@ -14,10 +15,18 @@ from app.models.mh_dc_client_model import ManholeDomesticChamberClient
 from app.models.laying_client_model import LayingClient
  
 from app.utils.helpers import login_required
+import re
+ 
  
 generate_report_bp = Blueprint("generate_report", __name__, url_prefix="/report")
  
  
+# sum field  of pipe laying (pipe_150_mm)
+PIPE_MM_PATTERN = re.compile(r"^pipe_\d+_mm$")
+# sum fields of MH dc (d_0_to_0_75)
+D_RANGE_PATTERN = re.compile( r"^d_\d+(?:_\d+)?_to_\d+(?:_\d+)?$")
+ 
+ 
 # NORMALIZER
 def normalize_key(value):
     if value is None:
@@ -57,16 +66,19 @@ def make_lookup(rows, key_field):
         key_val = normalize_key(r.get(key_field))
  
         if location and key_val:
-            lookup[(location, key_val)] = r
+            lookup.setdefault((location, key_val), []).append(r)
  
     return lookup
  
  
+ 
 # COMPARISON BUILDER
 def build_comparison(client_rows, contractor_rows, key_field):
     contractor_lookup = make_lookup(contractor_rows, key_field)
     output = []
  
+    used_index = defaultdict(int)  # 🔥 THIS FIXES YOUR ISSUE
+ 
     for c in client_rows:
         client_location = normalize_key(c.get("Location"))
         client_key = normalize_key(c.get(key_field))
@@ -74,46 +86,54 @@ def build_comparison(client_rows, contractor_rows, key_field):
         if not client_location or not client_key:
             continue
  
-        s = contractor_lookup.get((client_location, client_key))
+        subs = contractor_lookup.get((client_location, client_key))
-        if not s:
+        if not subs:
             continue
  
+        idx = used_index[(client_location, client_key)]
+ 
+        # ❗ If subcontractor rows are exhausted, skip
+        if idx >= len(subs):
+            continue
+ 
+        s = subs[idx]                     # ✅ take NEXT subcontractor row
+        used_index[(client_location, client_key)] += 1
+ 
+        # ---- totals ----
         client_total = sum(
             float(v or 0)
             for k, v in c.items()
             if k.endswith("_total")
+            or D_RANGE_PATTERN.match(k)
+            or PIPE_MM_PATTERN.match(k)
         )
  
         sub_total = sum(
             float(v or 0)
             for k, v in s.items()
             if k.endswith("_total")
+            or D_RANGE_PATTERN.match(k)
+            or PIPE_MM_PATTERN.match(k)
         )
  
-        diff = client_total - sub_total
-
         row = {
             "Location": client_location,
             key_field.replace("_", " "): client_key
         }
  
-        # CLIENT DATA
         for k, v in c.items():
-            if k in ["id", "created_at"]:
+            if k not in ["id", "created_at"]:
-                continue
                 row[f"Client-{k}"] = v
  
         row["Client-Total"] = round(client_total, 2)
         row[" "] = ""
  
-        # SUBCONTRACTOR DATA
         for k, v in s.items():
-            if k in ["id", "created_at", "subcontractor_id"]:
+            if k not in ["id", "created_at", "subcontractor_id"]:
-                continue
                 row[f"Subcontractor-{k}"] = v
  
         row["Subcontractor-Total"] = round(sub_total, 2)
-        row["Diff"] = round(diff, 2)
+        row["Diff"] = round(client_total - sub_total, 2)
  
         output.append(row)
  
@@ -122,20 +142,30 @@ def build_comparison(client_rows, contractor_rows, key_field):
     return df
  
  
+ 
 # EXCEL SHEET WRITER
 def write_sheet(writer, df, sheet_name, subcontractor_name):
     workbook = writer.book
+
+    # write dataframe (data already correct)
     df.to_excel(writer, sheet_name=sheet_name, index=False, startrow=3)
     ws = writer.sheets[sheet_name]
 
+    # formats
     title_fmt = workbook.add_format({"bold": True, "font_size": 14})
     client_fmt = workbook.add_format({"bold": True, "border": 1, "bg_color": "#D9EDF7"})
     sub_fmt = workbook.add_format({"bold": True, "border": 1, "bg_color": "#F7E1D9"})
     total_fmt = workbook.add_format({"bold": True, "border": 1, "bg_color": "#FFF2CC"})
     diff_fmt = workbook.add_format({"bold": True, "border": 1, "bg_color": "#E2EFDA"})
-    default_header_fmt = workbook.add_format({"bold": True,"border": 1,"bg_color": "#E7E6E6","align": "center","valign": "vcenter"})
+    default_header_fmt = workbook.add_format({
-
+        "bold": True,
+        "border": 1,
+        "bg_color": "#E7E6E6",
+        "align": "center",
+        "valign": "vcenter"
+    })
 
+    # titles
     ws.merge_range(
         0, 0, 0, len(df.columns) - 1,
         "CLIENT vs SUBCONTRACTOR",
@@ -147,6 +177,7 @@ def write_sheet(writer, df, sheet_name, subcontractor_name):
         title_fmt
     )
 
+    # header formatting
     for col_num, col_name in enumerate(df.columns):
         if col_name.startswith("Client-"):
             ws.write(3, col_num, col_name, client_fmt)
@@ -194,12 +225,14 @@ def comparison_report():
             subcontractor_id=subcontractor_id
         ).all()]
         df_dc = build_comparison(dc_client, dc_sub, "MH_NO")
+        # df_dc = build_comparison_mh_dc(dc_client, dc_sub, "MH_NO")
  
         lay_client = [r.serialize() for r in LayingClient.query.all()]
         lay_sub = [r.serialize() for r in Laying.query.filter_by(
             subcontractor_id=subcontractor_id
         ).all()]
         df_lay = build_comparison(lay_client, lay_sub, "MH_NO")
+        # df_lay = build_comparison_laying(lay_client, lay_sub, "MH_NO")
  
  
         # -------- EXCEL --------
@@ -223,3 +256,104 @@ def comparison_report():
     return render_template("generate_comparison_report.html",subcontractors=subcontractors)
  
  
+# def build_comparison_mh_dc(client_rows, contractor_rows, key_field):
+#     contractor_lookup = make_lookup(contractor_rows, key_field)
+#     mh_dc_fields = ManholeDomesticChamberClient.sum_mh_dc_fields()
+ 
+#     output = []
+ 
+#     for c in client_rows:
+#         loc = normalize_key(c.get("Location"))
+#         key = normalize_key(c.get(key_field))
+#         if not loc or not key:
+#             continue
+ 
+#         s = contractor_lookup.get((loc, key))
+#         if not s:
+#             continue
+ 
+#         client_total = sum(float(c.get(f, 0) or 0) for f in mh_dc_fields)
+#         sub_total = sum(float(s.get(f, 0) or 0) for f in mh_dc_fields)
+ 
+#         row = {
+#             "Location": loc,
+#             key_field.replace("_", " "): key
+#         }
+ 
+#         # CLIENT – ALL FIELDS
+#         for k, v in c.items():
+#             if k in ["id", "created_at"]:
+#                 continue
+#             row[f"Client-{k}"] = v
+ 
+#         row["Client-Total"] = round(client_total, 2)
+#         row[" "] = ""
+ 
+#         # SUBCONTRACTOR – ALL FIELDS
+#         for k, v in s.items():
+#             if k in ["id", "created_at", "subcontractor_id"]:
+#                 continue
+#             row[f"Subcontractor-{k}"] = v
+ 
+#         row["Subcontractor-Total"] = round(sub_total, 2)
+#         row["Diff"] = round(client_total - sub_total, 2)
+ 
+#         output.append(row)
+ 
+#     df = pd.DataFrame(output)
+#     df.columns = [format_header(col) for col in df.columns]
+#     return df
+ 
+ 
+# def build_comparison_laying(client_rows, contractor_rows, key_field):
+#     contractor_lookup = make_lookup(contractor_rows, key_field)
+#     laying_fields = Laying.sum_laying_fields()
+ 
+#     output = []
+ 
+#     for c in client_rows:
+#         loc = normalize_key(c.get("Location"))
+#         key = normalize_key(c.get(key_field))
+#         if not loc or not key:
+#             continue
+ 
+#         s = contractor_lookup.get((loc, key))
+#         if not s:
+#             continue
+ 
+#         client_total = sum(float(c.get(f, 0) or 0) for f in laying_fields)
+#         sub_total = sum(float(s.get(f, 0) or 0) for f in laying_fields)
+ 
+#         print("--------------",key,"----------")
+#         print("sum -client_total ",client_total)
+#         print("sum -sub_total ",sub_total)
+#         print("Diff ---- ",client_total - sub_total)
+#         print("------------------------")
+#         row = {
+#             "Location": loc,
+#             key_field.replace("_", " "): key
+#         }
+ 
+#         # CLIENT – ALL FIELDS
+#         for k, v in c.items():
+#             if k in ["id", "created_at"]:
+#                 continue
+#             row[f"Client-{k}"] = v
+ 
+#         row["Client-Total"] = round(client_total, 2)
+#         row[" "] = ""
+ 
+#         # SUBCONTRACTOR – ALL FIELDS
+#         for k, v in s.items():
+#             if k in ["id", "created_at", "subcontractor_id"]:
+#                 continue
+#             row[f"Subcontractor-{k}"] = v
+ 
+#         row["Subcontractor-Total"] = round(sub_total, 2)
+#         row["Diff"] = round(client_total - sub_total, 2)
+ 
+#         output.append(row)
+ 
+#     df = pd.DataFrame(output)
+#     df.columns = [format_header(col) for col in df.columns]
+#     return df

app/routes/subcontractor_routes.py

@@ -1,38 +1,43 @@
-from flask import Blueprint, render_template, request, redirect, flash
+from flask import Blueprint, render_template, request, redirect, flash, current_app, url_for
-from app import db
+from app.services.db_service import db
 from app.models.subcontractor_model import Subcontractor
 from app.utils.helpers import login_required
 
 subcontractor_bp = Blueprint("subcontractor", __name__, url_prefix="/subcontractor")
 
+
 # ---------------- ADD -----------------
 @subcontractor_bp.route("/add")
 @login_required
 def add_subcontractor():
+    current_app.logger.info("Opened Add Subcontractor Page")
     return render_template("subcontractor/add.html")
+
+
+# ---------------- SAVE -----------------
 @subcontractor_bp.route("/save", methods=["POST"])
 @login_required
 def save_subcontractor():
-    # 1. Get and clean the name from the form
+
     name = request.form.get("subcontractor_name", "").strip()
 
-    # 2. Basic validation: Ensure the name isn't empty
     if not name:
+        current_app.logger.warning("Empty subcontractor name submitted")
         flash("Subcontractor name cannot be empty.", "danger")
-        return redirect("/subcontractor/add")
+        return redirect(url_for("subcontractor.add_subcontractor"))
 
-    # 3. Check if a subcontractor with this name already exists
     existing_sub = Subcontractor.query.filter_by(subcontractor_name=name).first()
 
     if existing_sub:
+        current_app.logger.warning(f"Duplicate subcontractor attempt: {name}")
         flash(f"Subcontractor with name '{name}' already exists!", "danger")
-        return redirect("/subcontractor/add")
+        return redirect(url_for("subcontractor.add_subcontractor"))
 
-    # 4. If no duplicate is found, proceed to save
     try:
         subcontractor = Subcontractor(
             subcontractor_name=name,
             contact_person=request.form.get("contact_person"),
+            address=request.form.get("address"),
             mobile_no=request.form.get("mobile_no"),
             email_id=request.form.get("email_id"),
             gst_no=request.form.get("gst_no")
@@ -40,143 +45,94 @@ def save_subcontractor():
 
         db.session.add(subcontractor)
         db.session.commit()
+
+        current_app.logger.info(f"Subcontractor Created Successfully: {name}")
         flash("Subcontractor added successfully!", "success")
 
-    except Exception as e:
+    except Exception:
         db.session.rollback()
-        flash("An error occurred while saving. Please try again.", "danger")
+        current_app.logger.exception("Error while saving subcontractor")
+        flash("An error occurred while saving.", "danger")
 
-    return redirect("/subcontractor/list")
+    return redirect(url_for("subcontractor.subcontractor_list"))
 
-# ---------------- LIST -----------------
+
+# ---------------- LIST (UPDATED WITH PAGINATION) -----------------
 @subcontractor_bp.route("/list")
 @login_required
 def subcontractor_list():
-    subcontractors = Subcontractor.query.all()
-    return render_template("subcontractor/list.html", subcontractors=subcontractors)
 
-# ---------------- EDIT -----------------
+    page = request.args.get("page", 1, type=int)
-@subcontractor_bp.route("/edit/<int:id>")
+    per_page = 10  # Change how many records per page
-@login_required
-def edit_subcontractor(id):
-    subcontractor = Subcontractor.query.get_or_404(id)
-    return render_template("subcontractor/edit.html", subcontractor=subcontractor)
 
-# ---------------- UPDATE -----------------
+    pagination = Subcontractor.query.order_by(
-@subcontractor_bp.route("/update/<int:id>", methods=["POST"])
+        Subcontractor.created_at
-@login_required
+    ).paginate(
-def update_subcontractor(id):
+        page=page,
-    subcontractor = Subcontractor.query.get_or_404(id)
+        per_page=per_page,
-    new_name = request.form.get("subcontractor_name")
+        error_out=False
- 
-    # Check if the new name is taken by someone ELSE (not this current ID)
-    duplicate = Subcontractor.query.filter(
-        Subcontractor.subcontractor_name == new_name,
-        Subcontractor.id != id
-    ).first()
- 
-    if duplicate:
-        flash("Another subcontractor already uses this name.", "danger")
-        return redirect(f"/subcontractor/edit/{id}")
- 
-    subcontractor.subcontractor_name = new_name
-   
-    db.session.commit()
-   
-    flash("Subcontractor updated successfully!", "success")
-    return redirect("/subcontractor/list")
- 
-# ---------------- DELETE -----------------
-@subcontractor_bp.route("/delete/<int:id>")
-@login_required
-def delete_subcontractor(id):
-    subcontractor = Subcontractor.query.get_or_404(id)
- 
-    db.session.delete(subcontractor)
-    db.session.commit()
- 
-    flash("Subcontractor deleted successfully!", "success")
-    return redirect("/subcontractor/list")
-from flask import Blueprint, render_template, request, redirect, flash
-from app import db
-from app.models.subcontractor_model import Subcontractor
-from app.utils.helpers import login_required
- 
-subcontractor_bp = Blueprint("subcontractor", __name__, url_prefix="/subcontractor")
- 
-# ---------------- ADD -----------------
-@subcontractor_bp.route("/add")
-@login_required
-def add_subcontractor():
-    return render_template("subcontractor/add.html")
-
-@subcontractor_bp.route("/save", methods=["POST"])
-@login_required
-def save_subcontractor():
-    name = request.form.get("subcontractor_name", "").strip()
-    if not name:
-        flash("Subcontractor name cannot be empty.", "danger")
-        return redirect("/subcontractor/add")
-    existing_sub = Subcontractor.query.filter_by(subcontractor_name=name).first()
- 
-    if existing_sub:
-        flash(f"Subcontractor with name '{name}' already exists!", "danger")
-        return redirect("/subcontractor/add")
-    try:
-        subcontractor = Subcontractor(
-            subcontractor_name=name,
-            contact_person=request.form.get("contact_person"),
-            mobile_no=request.form.get("mobile_no"),
-            email_id=request.form.get("email_id"),
-            gst_no=request.form.get("gst_no")
     )
 
-        db.session.add(subcontractor)
+    subcontractors = pagination.items
-        db.session.commit()
-        flash("Subcontractor added successfully!", "success")
 
-    except Exception as e:
+    current_app.logger.info(f"Viewed Subcontractor List - Page {page}")
-        db.session.rollback()
-        flash("An error occurred while saving. Please try again.", "danger")
 
-    return redirect("/subcontractor/list")
+    return render_template(
+        "subcontractor/list.html",
+        subcontractors=subcontractors,
+        pagination=pagination
+    )
 
-# ---------------- LIST -----------------
-@subcontractor_bp.route("/list")
-@login_required
-def subcontractor_list():
-    subcontractors = Subcontractor.query.all()
-    return render_template("subcontractor/list.html", subcontractors=subcontractors)
 
 # ---------------- EDIT -----------------
 @subcontractor_bp.route("/edit/<int:id>")
 @login_required
 def edit_subcontractor(id):
     subcontractor = Subcontractor.query.get_or_404(id)
+    current_app.logger.info(f"Editing Subcontractor ID: {id}")
     return render_template("subcontractor/edit.html", subcontractor=subcontractor)
 
+
 # ---------------- UPDATE -----------------
 @subcontractor_bp.route("/update/<int:id>", methods=["POST"])
 @login_required
 def update_subcontractor(id):
-    subcontractor = Subcontractor.query.get_or_404(id)
-    new_name = request.form.get("subcontractor_name")
 
-    # Check if the new name is taken by someone ELSE (not this current ID)
+    subcontractor = Subcontractor.query.get_or_404(id)
+    new_name = request.form.get("subcontractor_name", "").strip()
+
     duplicate = Subcontractor.query.filter(
         Subcontractor.subcontractor_name == new_name,
         Subcontractor.id != id
     ).first()
 
     if duplicate:
+        current_app.logger.warning(f"Duplicate update attempt: {new_name}")
         flash("Another subcontractor already uses this name.", "danger")
-        return redirect(f"/subcontractor/edit/{id}")
+        return redirect(url_for("subcontractor.edit_subcontractor", id=id))
+
+    try:
+        old_name = subcontractor.subcontractor_name
 
         subcontractor.subcontractor_name = new_name
+        subcontractor.contact_person = request.form.get("contact_person")
+        subcontractor.address = request.form.get("address")
+        subcontractor.mobile_no = request.form.get("mobile_no")
+        subcontractor.email_id = request.form.get("email_id")
+        subcontractor.gst_no = request.form.get("gst_no")
+
         db.session.commit()
 
+        current_app.logger.info(f"Subcontractor Updated: {old_name} → {new_name}")
         flash("Subcontractor updated successfully!", "success")
-    return redirect("/subcontractor/list")
+
+    except Exception:
+        db.session.rollback()
+        current_app.logger.exception("Error updating subcontractor")
+        flash("Update failed!", "danger")
+
+    return redirect(url_for("subcontractor.subcontractor_list"))
+
 
 # ---------------- DELETE -----------------
 @subcontractor_bp.route("/delete/<int:id>")
@@ -184,8 +140,17 @@ def update_subcontractor(id):
 def delete_subcontractor(id):
     subcontractor = Subcontractor.query.get_or_404(id)
 
+    try:
+        name = subcontractor.subcontractor_name
         db.session.delete(subcontractor)
         db.session.commit()
 
+        current_app.logger.info(f"Subcontractor Deleted: {name}")
         flash("Subcontractor deleted successfully!", "success")
-    return redirect("/subcontractor/list")
+
+    except Exception:
+        db.session.rollback()
+        current_app.logger.exception("Error deleting subcontractor")
+        flash("Delete failed!", "danger")
+
+    return redirect(url_for("subcontractor.subcontractor_list"))

app/routes/user.py

@@ -1,11 +1,13 @@
 from flask import Blueprint, render_template
 from app.services.user_service import UserService
 from app.utils.helpers import login_required
+from flask import current_app
 
 user_bp = Blueprint("user", __name__, url_prefix="/user")
 
 @user_bp.route("/list")
 @login_required
 def list_users():
+    current_app.logger.info("User list viewed")
     users = UserService.get_all_users()
     return render_template("users.html", users=users, title="Users")

app/services/dashboard_service.py

@@ -0,0 +1,49 @@
+from app.config import Config
+from app import db
+import matplotlib
+matplotlib.use("Agg")
+from app.routes.dashboard import plot_to_base64
+import matplotlib.pyplot as plt
+import io
+import base64
+
+from app.utils.plot_utils import plot_to_base64
+
+# Subcontractor models import
+from app.models.trench_excavation_model import TrenchExcavation
+
+# Client models import
+# from app.models.tr_ex_client_model import TrenchExcavationClient
+
+
+class DashboardService:
+
+
+    # bar chart
+    def bar_chart_of_tr_ex():
+        categories = ["Soft Murum", "Hard Murum", "Soft Rock", "Hard Rock"]
+        values = [120, 80, 150, 60]
+
+        tr = TrenchExcavation()
+
+        record = TrenchExcavation.query.first()
+        print(" RA_Bill_No::",record["RA_Bill_No"])
+
+        totals = tr.excavation_category_sums()
+
+        # print(totals["Soft_Murum_Total"])
+        # print(totals["Hard_Rock_Total"])
+
+
+        plt.figure()
+        plt.bar(categories, values)
+        plt.title("Trench Excavation Work Category Report")
+        plt.xlabel("Excavation category")
+        plt.ylabel("Quantity")
+
+        return plot_to_base64(plt)
+
+
+    def subcontractor_dash():
+            return True
+        

app/services/logger_service.py

@@ -0,0 +1,82 @@
+import os
+import logging
+from logging.handlers import RotatingFileHandler
+from flask import request, session
+
+
+class RequestFormatter(logging.Formatter):
+    """
+    Custom formatter to safely inject request data
+    """
+
+    def format(self, record):
+        record.user = getattr(record, "user", "Anonymous")
+        record.ip = getattr(record, "ip", "N/A")
+        record.method = getattr(record, "method", "N/A")
+        record.url = getattr(record, "url", "N/A")
+        return super().format(record)
+
+
+class LoggerService:
+
+    @staticmethod
+    def init_app(app):
+
+        # Create logs folder if not exists
+        if not os.path.exists("logs"):
+            os.makedirs("logs")
+
+        formatter = RequestFormatter(
+            "%(asctime)s | %(levelname)s | "
+            "User:%(user)s | IP:%(ip)s | "
+            "Method:%(method)s | URL:%(url)s | "
+            "%(message)s"
+        )
+
+        # 🔹 INFO LOG
+        info_handler = RotatingFileHandler(
+            "logs/app.log",
+            maxBytes=5 * 1024 * 1024,
+            backupCount=5
+        )
+        info_handler.setLevel(logging.INFO)
+        info_handler.setFormatter(formatter)
+
+        # 🔹 ERROR LOG
+        error_handler = RotatingFileHandler(
+            "logs/error.log",
+            maxBytes=5 * 1024 * 1024,
+            backupCount=5
+        )
+        error_handler.setLevel(logging.ERROR)
+        error_handler.setFormatter(formatter)
+
+        # 🔹 CONSOLE LOG
+        console_handler = logging.StreamHandler()
+        console_handler.setLevel(logging.DEBUG)
+        console_handler.setFormatter(formatter)
+
+        app.logger.setLevel(logging.DEBUG)
+        app.logger.addHandler(info_handler)
+        app.logger.addHandler(error_handler)
+        app.logger.addHandler(console_handler)
+
+        # Auto request logging
+        @app.before_request
+        def log_request():
+            app.logger.info(
+                "Request Started",
+                extra=LoggerService.get_request_data()
+            )
+
+    @staticmethod
+    def get_request_data():
+        try:
+            return {
+                "user": session.get("user_email", "Anonymous"),
+                "ip": request.remote_addr,
+                "method": request.method,
+                "url": request.url
+            }
+        except:
+            return {}

app/templates/client_report.html

@@ -4,17 +4,6 @@
 <div class="container-fluid mt-4">
     <h2 class="mb-4">Client File Reports</h2>
 
-    {% with messages = get_flashed_messages(with_categories=true) %}
-    {% if messages %}
-    {% for category, message in messages %}
-    <div class="alert alert-{{ category }} alert-dismissible fade show" role="alert">
-        {{ message }}
-        <button type="button" class="btn-close" data-bs-dismiss="alert"></button>
-    </div>
-    {% endfor %}
-    {% endif %}
-    {% endwith %}
-
     <div class="card p-4 shadow-sm mb-5">
         <form method="POST">
             <label class="form-label fw-bold">RA Bill No</label>
@@ -51,7 +40,8 @@
                     Comparison</button>
             </li>
             <li class="nav-item">
-                <button class="nav-link" id="laying-tab" data-bs-toggle="tab" data-bs-target="#laying" type="button">Laying
+                <button class="nav-link" id="laying-tab" data-bs-toggle="tab" data-bs-target="#laying"
+                    type="button">Laying
                     & Bedding Comparison</button>
         </ul>
 
@@ -81,4 +71,5 @@
         {% endif %}
 
     </div>
+</div>
 {% endblock %}

app/templates/dashboard.html

@@ -1,87 +1,118 @@
 {% extends "base.html" %}
 
 {% block content %}
-
 <div class="container-fluid px-2 px-md-4">
+    <h4 class="mb-3 text-center text-md-start">Comparison Software Solapur (UGD) - Live Dashboard</h4>
 
-    <h4 class="mb-3 text-center text-md-start">Comparison Software Solapur(UGD) </h4>
-
-    <!-- Summary Cards -->
     <div class="row g-3 mb-4">
-
-        <!-- Total Work -->
         <div class="col-12 col-md-4">
             <div class="card text-white bg-primary shadow h-100">
                 <div class="card-body text-center text-md-start">
-                    <h6>Test Total Work</h6>
+                    <h6>Trenching Units</h6>
-                    <h3 class="fw-bold">30%</h3>
+                    <h3 class="fw-bold" id="card-trench">0</h3>
                 </div>
             </div>
         </div>
-
-        <!-- Completed -->
         <div class="col-12 col-md-4">
             <div class="card text-white bg-success shadow h-100">
                 <div class="card-body text-center text-md-start">
-                    <h6>test Completed</h6>
+                    <h6>Manhole Units</h6>
-                    <h3 class="fw-bold">35%</h3>
+                    <h3 class="fw-bold" id="card-manhole">0</h3>
                 </div>
             </div>
         </div>
-
-        <!-- Pending -->
         <div class="col-12 col-md-4">
             <div class="card text-dark bg-warning shadow h-100">
                 <div class="card-body text-center text-md-start">
-                    <h6>Pending</h6>
+                    <h6>Laying Units</h6>
-                    <h3 class="fw-bold">35%</h3>
+                    <h3 class="fw-bold" id="card-laying">0</h3>
+                </div>
             </div>
         </div>
     </div>
 
-    </div>
-
-    <!-- Charts -->
     <div class="row g-3">
-
-        <!-- Bar Chart -->
         <div class="col-12 col-md-6">
             <div class="card shadow-sm h-100">
-                <div class="card-header bg-dark text-white text-center text-md-start">
+                <div class="card-header bg-dark text-white">Live Category Bar Chart</div>
-                    Work Category Bar Chart
+                <div class="card-body">
-                </div>
+                    <canvas id="liveBarChart" style="max-height:300px;"></canvas>
-                <div class="card-body text-center">
-                    <img src="data:image/png;base64,{{ bar_chart }}" class="img-fluid" style="max-height:300px;">
                 </div>
             </div>
         </div>
 
-        <!-- Pie Chart -->
         <div class="col-12 col-md-6">
             <div class="card shadow-sm h-100">
-                <div class="card-header bg-dark text-white text-center text-md-start">
+                <div class="card-header bg-dark text-white">Location Distribution Pie Chart</div>
-                    Project Status Pie Chart
+                <div class="card-body">
+                    <canvas id="livePieChart" style="max-height:300px;"></canvas>
+                </div>
             </div>
-                <div class="card-body text-center">
-                    <img src="data:image/png;base64,{{ pie_chart }}" class="img-fluid" style="max-height:300px;">
         </div>
     </div>
 </div>
 
-        <!-- Histogram -->
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
-        <div class="col-12">
-            <div class="card shadow-sm">
-                <div class="card-header bg-dark text-white text-center text-md-start">
-                    Daily Work Histogram
-                </div>
-                <div class="card-body text-center">
-                    <img src="data:image/png;base64,{{ histogram }}" class="img-fluid" style="max-height:350px;">
-                </div>
-            </div>
-        </div>
 
-    </div>
+<script>
+    // 2. Initialize the Bar Chart
+    const barCtx = document.getElementById('liveBarChart').getContext('2d');
+    let liveBarChart = new Chart(barCtx, {
+        type: 'bar',
+        data: {
+            labels: ['Trenching', 'Manholes', 'Laying'],
+            datasets: [{
+                label: 'Units Completed',
+                data: [0, 0, 0],
+                backgroundColor: ['#0d6efd', '#198754', '#ffc107']
+            }]
+        },
+        options: { responsive: true, maintainAspectRatio: false }
+    });
 
-</div>
+    // 3. Initialize the Pie Chart
+    const pieCtx = document.getElementById('livePieChart').getContext('2d');
+    let livePieChart = new Chart(pieCtx, {
+        type: 'pie',
+        data: {
+            labels: [], // Will be filled from SQL
+            datasets: [{
+                data: [],
+                backgroundColor: ['#0d6efd', '#198754', '#ffc107', '#6f42c1', '#fd7e14']
+            }]
+        },
+        options: { responsive: true, maintainAspectRatio: false }
+    });
+
+    // 4. Function to Fetch Live Data from your Python API
+    function fetchLiveData() {
+        fetch('/dashboard/api/live-stats') // This matches the route we created in the "Kitchen"
+            .then(response => response.json())
+            .then(data => {
+                // Update the Summary Cards
+                document.getElementById('card-trench').innerText = data.summary.trench;
+                document.getElementById('card-manhole').innerText = data.summary.manhole;
+                document.getElementById('card-laying').innerText = data.summary.laying;
+
+                // Update Bar Chart
+                liveBarChart.data.datasets[0].data = [
+                    data.summary.trench,
+                    data.summary.manhole,
+                    data.summary.laying
+                ];
+                liveBarChart.update();
+
+                // Update Pie Chart (Location stats)
+                livePieChart.data.labels = Object.keys(data.locations);
+                livePieChart.data.datasets[0].data = Object.values(data.locations);
+                livePieChart.update();
+            })
+            .catch(err => console.error("Error fetching live data:", err));
+    }
+
+    // 5. Check for updates every 10 seconds (Real-time effect)
+    setInterval(fetchLiveData, 10000);
+    fetchLiveData(); // Load immediately on page open
+</script>
 
 {% endblock %}

app/templates/subcontractor/add.html

@@ -2,39 +2,44 @@
 {% block content %}
 
 <div class="card shadow-sm p-4">
-
     <h4 class="mb-3">Add New Subcontractor</h4>
 
-    <form action="/subcontractor/save" method="POST">
+    <form action="{{ url_for('subcontractor.save_subcontractor') }}" method="POST">
 
         <div class="mb-3">
-            <label class="form-label">Subcontractor Name</label>
+            <label class="form-label">Subcontractor Name:</label>
             <input type="text" class="form-control" name="subcontractor_name" required>
         </div>
 
         <div class="mb-3">
-            <label class="form-label">Contact Person</label>
+            <label class="form-label">Contact Person Name:</label>
             <input type="text" class="form-control" name="contact_person">
         </div>
 
         <div class="mb-3">
-            <label class="form-label">Mobile</label>
+            <label class="form-label">Address:</label>
+            <textarea type="text" class="form-control" name="address"></textarea>
+        </div>
+
+        <div class="mb-3">
+            <label class="form-label">Mobile No:</label>
             <input type="text" class="form-control" name="mobile_no">
         </div>
 
         <div class="mb-3">
-            <label class="form-label">Email</label>
+            <label class="form-label">Email:</label>
             <input type="email" class="form-control" name="email_id">
         </div>
 
         <div class="mb-3">
-            <label class="form-label">GST No</label>
+            <label class="form-label">GST No:</label>
             <input type="text" class="form-control" name="gst_no">
         </div>
 
         <button class="btn btn-success">Save</button>
-    </form>
+        <a href="{{ url_for('subcontractor.subcontractor_list') }}" class="btn btn-secondary">Back</a>
 
+    </form>
 </div>
 
 {% endblock %}

app/templates/subcontractor/edit.html

@@ -4,36 +4,41 @@
 <div class="card shadow-sm p-4">
     <h4 class="mb-3">Edit Subcontractor</h4>
 
-    <form action="/subcontractor/update/{{ subcontractor.id }}" method="POST">
+    <form action="{{ url_for('subcontractor.update_subcontractor', id=subcontractor.id) }}" method="POST">
 
         <div class="mb-3">
-            <label class="form-label">Subcontractor Name</label>
+            <label class="form-label">Subcontractor Name:</label>
             <input type="text" class="form-control" name="subcontractor_name"
                 value="{{ subcontractor.subcontractor_name }}" required>
         </div>
 
         <div class="mb-3">
-            <label class="form-label">Contact Person</label>
+            <label class="form-label">Contact Person Name:</label>
             <input type="text" class="form-control" name="contact_person" value="{{ subcontractor.contact_person }}">
         </div>
 
         <div class="mb-3">
-            <label class="form-label">Mobile</label>
+            <label class="form-label">Address:</label>
+            <input type="text" class="form-control" name="address" value="{{ subcontractor.address }}">
+        </div>
+
+        <div class="mb-3">
+            <label class="form-label">Mobile No:</label>
             <input type="text" class="form-control" name="mobile_no" value="{{ subcontractor.mobile_no }}">
         </div>
 
         <div class="mb-3">
-            <label class="form-label">Email</label>
+            <label class="form-label">Email:</label>
             <input type="email" class="form-control" name="email_id" value="{{ subcontractor.email_id }}">
         </div>
 
         <div class="mb-3">
-            <label class="form-label">GST No</label>
+            <label class="form-label">GST No:</label>
             <input type="text" class="form-control" name="gst_no" value="{{ subcontractor.gst_no }}">
         </div>
 
         <button class="btn btn-success">Update</button>
-        <a href="/subcontractor/list" class="btn btn-secondary">Back</a>
+        <a href="{{ url_for('subcontractor.subcontractor_list') }}" class="btn btn-secondary">Back</a>
 
     </form>
 </div>

app/templates/subcontractor/list.html

@@ -1,91 +1,162 @@
 {% extends "base.html" %}
 {% block content %}
 
-<div class="card shadow-sm p-3 p-md-4">
+<div class="container mt-4">
 
-    <!-- Header -->
+    <div class="d-flex flex-column flex-md-row justify-content-between align-items-md-center mb-3">
-    <div class="row mb-3 align-items-center">
+        <h4 class="mb-3 mb-md-0">Subcontractor List</h4>
-        <div class="col-12 col-md-6 ">
-            <h4 class="mb-2 mb-md-0 text-center text-md-start">
-                Subcontractor List
-            </h4>
-        </div>
 
-        <div class="col-12 col-md-3 text-center text-md-end">
+        <a href="{{ url_for('subcontractor.add_subcontractor') }}" class="btn btn-primary btn-sm">
-            <a href="/subcontractor/add" class="btn btn-success w-100 w-md-auto">
+            + Add Subcontractor
-                ➕ Add Subcontractor
         </a>
     </div>
-    </div>
 
+    <div class="card shadow-sm">
+        <div class="card-body p-2 p-md-3">
 
-    <div class="table-responsive">
+            <!-- Desktop Table View -->
-        <table class="table table-bordered table-striped align-middle text-nowrap">
+            <div class="table-responsive d-none d-md-block">
+                <table class="table table-bordered table-hover align-middle">
                     <thead class="table-dark">
                         <tr>
                             <th>ID</th>
                             <th>Name</th>
-                    <th class="d-none d-md-table-cell">Mobile</th>
+                            <th>Contact</th>
-                    <th class="d-none d-lg-table-cell">Email</th>
+                            <th>Mobile</th>
-                    <th class="d-none d-lg-table-cell">GST No</th>
+                            <th>Email</th>
-                    <th class="text-center">Action</th>
+                            <th>Status</th>
+                            <th width="150">Action</th>
                         </tr>
                     </thead>
-
                     <tbody>
                         {% for s in subcontractors %}
                         <tr>
                             <td>{{ s.id }}</td>
-
+                            <td>{{ s.subcontractor_name }}</td>
-                    <td class="fw-semibold text-wrap">
+                            <td>{{ s.contact_person }}</td>
-                        {{ s.subcontractor_name }}
+                            <td>{{ s.mobile_no }}</td>
+                            <td>{{ s.email_id }}</td>
+                            <td>
+                                {% if s.status == "Active" %}
+                                <span class="badge bg-success">Active</span>
+                                {% else %}
+                                <span class="badge bg-danger">Inactive</span>
+                                {% endif %}
                             </td>
-
+                            <td>
-                    <td class="d-none d-md-table-cell">
+                                <a href="{{ url_for('subcontractor.edit_subcontractor', id=s.id) }}"
-                        {{ s.mobile_no }}
+                                    class="btn btn-sm btn-warning mb-1">
-                    </td>
-
-                    <td class="d-none d-lg-table-cell">
-                        {{ s.email_id }}
-                    </td>
-
-                    <td class="d-none d-lg-table-cell">
-                        {{ s.gst_no }}
-                    </td>
-
-                    <!-- Action Buttons -->
-                    <td class="text-center">
-                        <div class="d-flex flex-column gap-1">
-                            <a href="/subcontractor/edit/{{ s.id }}" class="btn btn-sm btn-warning">
                                     Edit
                                 </a>
-                            <a href="/subcontractor/delete/{{ s.id }}" class="btn btn-sm btn-danger"
+
-                                onclick="return confirm('Are you sure?')">
+                                <a href="{{ url_for('subcontractor.delete_subcontractor', id=s.id) }}"
+                                    class="btn btn-sm btn-danger" onclick="return confirm('Are you sure to delete?')">
                                     Delete
                                 </a>
-                        </div>
                             </td>
                         </tr>
                         {% endfor %}
                     </tbody>
-
-            <!-- TOTAL ROW -->
-            <tfoot>
-                <tr class="table-secondary fw-bold">
-                    <td colspan="2" class="text-end"> Total Subcontractors</td>
-
-                    <td class="d-none d-lg-table-cell">-</td>
-                    <td class="d-none d-lg-table-cell">-</td>
-                    <td class="d-none d-lg-table-cell">-</td>
-
-                    <td class="text-center">{{ subcontractors|length }}</td>
-
-                </tr>
-            </tfoot>
-
                 </table>
             </div>
 
+            <!-- Mobile Card View -->
+            <div class="d-md-none">
+                {% for s in subcontractors %}
+                <div class="card mb-3 shadow-sm">
+                    <div class="card-body p-3">
+                        <h6 class="fw-bold mb-2">{{ s.subcontractor_name }}</h6>
+
+                        <p class="mb-1"><strong>Contact Person Name:</strong> {{ s.contact_person }}</p>
+                        <p class="mb-1"><strong>Mobile:</strong> {{ s.mobile_no }}</p>
+                        <p class="mb-1"><strong>Email:</strong> {{ s.email_id }}</p>
+
+                        <p class="mb-2">
+                            <strong>Status:</strong>
+                            {% if s.status == "Active" %}
+                            <span class="badge bg-success">Active</span>
+                            {% else %}
+                            <span class="badge bg-danger">Inactive</span>
+                            {% endif %}
+                        </p>
+
+                        <div class="d-flex gap-2">
+                            <a href="{{ url_for('subcontractor.edit_subcontractor', id=s.id) }}"
+                                class="btn btn-sm btn-warning w-50">
+                                Edit
+                            </a>
+
+                            <a href="{{ url_for('subcontractor.delete_subcontractor', id=s.id) }}"
+                                class="btn btn-sm btn-danger w-50" onclick="return confirm('Are you sure to delete?')">
+                                Delete
+                            </a>
+                        </div>
+                    </div>
+                </div>
+                {% endfor %}
+            </div>
+
+            <!-- Pagination -->
+            <nav>
+                <ul class="pagination justify-content-center flex-wrap mt-4">
+
+                    {% if pagination.has_prev %}
+                    <li class="page-item">
+                        <a class="page-link" href="{{ url_for('subcontractor.subcontractor_list', page=1) }}">
+                            First
+                        </a>
+                    </li>
+
+                    <li class="page-item">
+                        <a class="page-link"
+                            href="{{ url_for('subcontractor.subcontractor_list', page=pagination.prev_num) }}">
+                            Prev
+                        </a>
+                    </li>
+                    {% endif %}
+
+                    {% for page_num in pagination.iter_pages() %}
+                    {% if page_num %}
+                    {% if page_num != pagination.page %}
+                    <li class="page-item">
+                        <a class="page-link" href="{{ url_for('subcontractor.subcontractor_list', page=page_num) }}">
+                            {{ page_num }}
+                        </a>
+                    </li>
+                    {% else %}
+                    <li class="page-item active">
+                        <span class="page-link">{{ page_num }}</span>
+                    </li>
+                    {% endif %}
+                    {% else %}
+                    <li class="page-item disabled">
+                        <span class="page-link">...</span>
+                    </li>
+                    {% endif %}
+                    {% endfor %}
+
+                    {% if pagination.has_next %}
+                    <li class="page-item">
+                        <a class="page-link"
+                            href="{{ url_for('subcontractor.subcontractor_list', page=pagination.next_num) }}">
+                            Next
+                        </a>
+                    </li>
+
+                    <li class="page-item">
+                        <a class="page-link"
+                            href="{{ url_for('subcontractor.subcontractor_list', page=pagination.pages) }}">
+                            Last
+                        </a>
+                    </li>
+                    {% endif %}
+
+                </ul>
+            </nav>
+
+        </div>
+    </div>
+
 </div>
 
 {% endblock %}

app/templates/subcontractor_dashboard.html

@@ -6,24 +6,117 @@
 
     <h4 class="mb-3 text-center text-md-start">Subcontractor Dashboard </h4>
 
-    <!-- Charts -->
+    <div class="row g-3 mb-4">
-    <div class="row g-3">
+        <div class="col-12 col-md-4">
+            <div class="card text-white bg-primary shadow h-100">
+                <div class="card-body text-center text-md-start">
+                    <h6>Trenching Units</h6>
+                    <h3 class="fw-bold" id="card-trench">0</h3>
+                </div>
+            </div>
+        </div>
+        <div class="col-12 col-md-4">
+            <div class="card text-white bg-success shadow h-100">
+                <div class="card-body text-center text-md-start">
+                    <h6>Manhole Units</h6>
+                    <h3 class="fw-bold" id="card-manhole">0</h3>
+                </div>
+            </div>
+        </div>
+        <div class="col-12 col-md-4">
+            <div class="card text-dark bg-warning shadow h-100">
+                <div class="card-body text-center text-md-start">
+                    <h6>Laying Units</h6>
+                    <h3 class="fw-bold" id="card-laying">0</h3>
+                </div>
+            </div>
+        </div>
+    </div>
 
-        <!-- Bar Chart -->
+    <div class="row g-3">
         <div class="col-12 col-md-6">
             <div class="card shadow-sm h-100">
-                <div class="card-header bg-dark text-white text-center text-md-start">
+                <div class="card-header bg-dark text-white">Live Category Bar Chart</div>
-                    Work Category Bar Chart
+                <div class="card-body">
-                </div>
+                    <canvas id="liveBarChart" style="max-height:300px;"></canvas>
-                <div class="card-body text-center">
-                    <img src="data:image/png;base64,{{ bar_chart }}" class="img-fluid" style="max-height:300px;">
                 </div>
             </div>
         </div>
 
-
+        <div class="col-12 col-md-6">
+            <div class="card shadow-sm h-100">
+                <div class="card-header bg-dark text-white">Location Distribution Pie Chart</div>
+                <div class="card-body">
+                    <canvas id="livePieChart" style="max-height:300px;"></canvas>
+                </div>
+            </div>
+        </div>
     </div>
 
 </div>
 
+
+<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+
+<script>
+    // 2. Initialize the Bar Chart
+    const barCtx = document.getElementById('liveBarChart').getContext('2d');
+    let liveBarChart = new Chart(barCtx, {
+        type: 'bar',
+        data: {
+            labels: ['Trenching', 'Manholes', 'Laying'],
+            datasets: [{
+                label: 'Units Completed',
+                data: [0, 0, 0],
+                backgroundColor: ['#0d6efd', '#198754', '#ffc107']
+            }]
+        },
+        options: { responsive: true, maintainAspectRatio: false }
+    });
+
+    // 3. Initialize the Pie Chart
+    const pieCtx = document.getElementById('livePieChart').getContext('2d');
+    let livePieChart = new Chart(pieCtx, {
+        type: 'pie',
+        data: {
+            labels: [], // Will be filled from SQL
+            datasets: [{
+                data: [],
+                backgroundColor: ['#0d6efd', '#198754', '#ffc107', '#6f42c1', '#fd7e14']
+            }]
+        },
+        options: { responsive: true, maintainAspectRatio: false }
+    });
+
+    // 4. Function to Fetch Live Data from your Python API
+    function fetchLiveData() {
+        fetch('/dashboard/api/live-stats') // This matches the route we created in the "Kitchen"
+            .then(response => response.json())
+            .then(data => {
+                // Update the Summary Cards
+                document.getElementById('card-trench').innerText = data.summary.trench;
+                document.getElementById('card-manhole').innerText = data.summary.manhole;
+                document.getElementById('card-laying').innerText = data.summary.laying;
+
+                // Update Bar Chart
+                liveBarChart.data.datasets[0].data = [
+                    data.summary.trench,
+                    data.summary.manhole,
+                    data.summary.laying
+                ];
+                liveBarChart.update();
+
+                // Update Pie Chart (Location stats)
+                livePieChart.data.labels = Object.keys(data.locations);
+                livePieChart.data.datasets[0].data = Object.values(data.locations);
+                livePieChart.update();
+            })
+            .catch(err => console.error("Error fetching live data:", err));
+    }
+
+    // 5. Check for updates every 10 seconds (Real-time effect)
+    setInterval(fetchLiveData, 10000);
+    fetchLiveData(); // Load immediately on page open
+</script>
+
 {% endblock %}

app/utils/exceptions.py

@@ -0,0 +1,8 @@
+from app.constants.http_status import HTTPStatus
+
+class APIException(Exception):
+    def __init__(self, message, status_code=HTTPStatus.BAD_REQUEST, errors=None):
+        self.message = message
+        self.status_code = status_code
+        self.errors = errors
+        super().__init__(self.message)

app/utils/plot_utils.py

@@ -0,0 +1,10 @@
+import base64
+from io import BytesIO
+import matplotlib
+matplotlib.use("Agg")
+
+def plot_to_base64(plt):
+    img = BytesIO()
+    plt.savefig(img, format="png", bbox_inches="tight")
+    img.seek(0)
+    return base64.b64encode(img.read()).decode("utf-8")

app/utils/response_handler.py

@@ -0,0 +1,23 @@
+from flask import jsonify
+from app.constants.http_status import HTTPStatus
+
+
+class ResponseHandler:
+
+    @staticmethod
+    def success(message, data=None, status_code=HTTPStatus.OK):
+        return jsonify({
+            "status": "success",
+            "message": message,
+            "data": data if data else {},
+            "errors": []
+        }), status_code
+
+    @staticmethod
+    def error(message, errors=None, status_code=HTTPStatus.BAD_REQUEST):
+        return jsonify({
+            "status": "error",
+            "message": message,
+            "data": {},
+            "errors": errors if errors else []
+        }), status_code

docker-compose.yml

@@ -0,0 +1,46 @@
+version: '3.8'
+
+services:
+  db:
+    image: mysql:8.0
+    container_name: comparison_db
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: root
+      MYSQL_DATABASE: comparisondb
+    ports:
+      - "3307:3306"
+    volumes:
+      - mysql_data:/var/lib/mysql
+
+  app:
+    build: .
+    container_name: comparison_app
+    restart: always
+    environment:
+      FLASK_ENV: development
+      FLASK_DEBUG: "True"
+      FLASK_HOST: "0.0.0.0"
+      FLASK_PORT: "5001"
+
+      DB_DIALECT: mysql
+      DB_DRIVER: pymysql
+      DB_HOST: db
+      DB_PORT: 3306
+      DB_NAME: comparisondb
+      DB_USER: root
+      DB_PASSWORD: root
+
+    ports:
+      - "5001:5001"
+
+    depends_on:
+      - db
+
+    volumes:
+      - ./app/logs:/app/app/logs
+      - ./app/static/uploads:/app/app/static/uploads
+      - ./app/static/downloads:/app/app/static/downloads
+
+volumes:
+  mysql_data:

logs/app.log

@@ -1,200 +0,0 @@
-2025-12-09 13:11:05,606 | INFO | WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
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requirements.txt

@@ -7,3 +7,5 @@ python-dotenv
 cryptography
 xlsxwriter
 matplotlib 
+flask_sqlalchemy
+flask_migrate