.gitignore

@@ -4,4 +4,3 @@ __pycache__/
 
 static/downloads/
 static/uploads/
-

controllers/block_controller.py

@@ -2,35 +2,27 @@ from flask import Blueprint, render_template, request, redirect, url_for, jsonif
 from flask_login import login_required
 
 import config
-
+from model.State import State
 from model.Block import Block
 from model.Utilities import HtmlHelper
 
 block_bp = Blueprint('block', __name__)
 
-# 
+# --- Add Block page -------
 @block_bp.route('/add_block', methods=['GET', 'POST'])
 @login_required
 def add_block():
-
     block = Block()
 
     if request.method == 'POST':
         block.AddBlock(request)
         return block.resultMessage
     
-    connection = config.get_db_connection()
+    state = State()
-    cursor = connection.cursor()
+    states = state.GetAllStates(request=request)
-
-    cursor.callproc("GetAllStates")
-    for rs in cursor.stored_results():
-        states = rs.fetchall()
 
     block_data = block.GetAllBlocks(request)
 
-    cursor.close()
-    connection.close()
-
     return render_template(
         'add_block.html',
         states=states,

controllers/excel_upload_controller.py

@@ -27,8 +27,6 @@ def upload():
                 f"User {current_user.id} Upload Excel File '{file.filename}'"
             )
             return redirect(url_for('excel.show_table', filename=file.filename))
-    else:
-        return redirect(url_for('upload_excel_file'))
     
     return render_template('uploadExcelFile.html')
 

controllers/gst_release_controller.py

@@ -1,70 +1,46 @@
-from flask import Blueprint, render_template, request, redirect, url_for, jsonify
+from flask import Blueprint, render_template, request, redirect, url_for
-from flask_login import login_required, current_user
+from flask_login import login_required
-from model.gst_release import GSTReleasemodel
+from model.gst_release import GSTRelease
 from model.Log import LogHelper
+from flask import flash, current_app
 
 gst_release_bp = Blueprint('gst_release_bp', __name__)
+gst_service = GSTRelease()
 
-# ------------------- Add GST Release -------------------
+# ---------------- ADD GST RELEASE ----------------
 @gst_release_bp.route('/add_gst_release', methods=['GET', 'POST'])
 @login_required
 def add_gst_release():
-    gst_releases_dict = GSTReleasemodel.fetch_all_gst_releases()
-    gst_releases = [
-        [
-            g['GST_Release_Id'], g['PMC_No'], g['invoice_no'],
-            g['Basic_Amount'], g['Final_Amount'], g['Total_Amount'], g['UTR']
-        ] for g in gst_releases_dict
-    ] if gst_releases_dict else []
-
     if request.method == 'POST':
-        pmc_no = request.form['PMC_No']
+        gst_service.AddGSTRelease(request)
-        invoice_no = request.form['invoice_No']
+        LogHelper.log_action("Add GST Release", f"User added GST release")
-        basic_amount = request.form['basic_amount']
+        flash(gst_service.resultMessage, 'success' if gst_service.isSuccess else 'error')
-        final_amount = request.form['final_amount']
-        total_amount = request.form['total_amount']
-        utr = request.form['utr']
-        contractor_id = request.form['subcontractor_id']
-
-        LogHelper.log_action("Add GST Release", f"User {current_user.id} added GST release '{pmc_no}'")
-        GSTReleasemodel.insert_gst_release(pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr, contractor_id)
-
         return redirect(url_for('gst_release_bp.add_gst_release'))
 
-    return render_template('add_gst_release.html', gst_releases=gst_releases, invoices=[])
+    gst_releases = gst_service.GetAllGSTReleases()
+    return render_template('add_gst_release.html', gst_releases=gst_releases)
 
-
+# ---------------- EDIT GST RELEASE ----------------
-# ------------------- Edit GST Release -------------------
 @gst_release_bp.route('/edit_gst_release/<int:gst_release_id>', methods=['GET', 'POST'])
 @login_required
 def edit_gst_release(gst_release_id):
-    gst_release_data = GSTReleasemodel.fetch_gst_release_by_id(gst_release_id)
+    gst_data = gst_service.GetGSTReleaseByID(gst_release_id)
-    if not gst_release_data:
+    if not gst_data:
         return "GST Release not found", 404
 
     if request.method == 'POST':
-        pmc_no = request.form['PMC_No']
+        gst_service.EditGSTRelease(request, gst_release_id)
-        invoice_no = request.form['invoice_No']
+        LogHelper.log_action("Edit GST Release", f"User edited GST release")
-        basic_amount = request.form['basic_amount']
+        flash(gst_service.resultMessage, 'success' if gst_service.isSuccess else 'error')
-        final_amount = request.form['final_amount']
-        total_amount = request.form['total_amount']
-        utr = request.form['utr']
-
-        LogHelper.log_action("Edit GST Release", f"User {current_user.id} edited GST release '{pmc_no}'")
-        GSTReleasemodel.update_gst_release(gst_release_id, pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr)
-
         return redirect(url_for('gst_release_bp.add_gst_release'))
 
-    return render_template('edit_gst_release.html', gst_release_data=gst_release_data, invoices=[])
+    return render_template('edit_gst_release.html', gst_release_data=gst_data)
 
-
+# ---------------- DELETE GST RELEASE ----------------
-# ------------------- Delete GST Release -------------------
 @gst_release_bp.route('/delete_gst_release/<int:gst_release_id>', methods=['GET', 'POST'])
 @login_required
 def delete_gst_release(gst_release_id):
-    success, utr = GSTReleasemodel.delete_gst_release(gst_release_id)
+    gst_service.DeleteGSTRelease(gst_release_id)  # remove request
-    if not success:
+    LogHelper.log_action("Delete GST Release", f"User deleted GST release")
-        return jsonify({"message": "GST Release not found or failed to delete", "status": "error"}), 404
+    flash(gst_service.resultMessage, 'success' if gst_service.isSuccess else 'error')
-
+    return redirect(url_for('gst_release_bp.add_gst_release'))
-    LogHelper.log_action("Delete GST Release", f"User {current_user.id} deleted GST release '{gst_release_id}'")
-    return jsonify({"message": f"GST Release {gst_release_id} deleted successfully.", "status": "success"}), 200

controllers/payment_controller.py

@@ -1,4 +1,4 @@
-from flask import Blueprint, render_template, request, redirect, url_for, jsonify
+from flask import Blueprint, render_template, request, redirect, url_for, jsonify, flash
 from flask_login import login_required, current_user
 from model.payment import Paymentmodel
 from model.Log import LogHelper
@@ -88,16 +88,14 @@ def edit_payment(payment_id):
 
 
 # ------------------- Delete Payment -------------------
-@payment_bp.route('/delete_payment/<int:payment_id>', methods=['GET', 'POST'])
+@payment_bp.route('/delete_payment/<int:payment_id>', methods=['POST'])
 @login_required
 def delete_payment(payment_id):
     success, pmc_no, invoice_no = Paymentmodel.delete_payment(payment_id)
     if not success:
-        return jsonify({"message": "Payment not found or failed to delete", "status": "error"}), 404
+        flash("Payment not found or failed to delete", "error")
-
+    else:
         LogHelper.log_action("Delete Payment", f"User {current_user.id} deleted Payment '{payment_id}'")
+        flash(f"Payment ID {payment_id} deleted successfully.", "success")
 
-    return jsonify({
+    return redirect(url_for('payment_bp.add_payment'))
-        "message": f"Payment ID {payment_id} deleted successfully.",
-        "status": "success"
-    }), 200

controllers/subcontractor_controller.py

@@ -1,34 +1,11 @@
 from flask import Blueprint, render_template, request, redirect, url_for, jsonify
 from flask_login import login_required
 from model.Subcontractor import Subcontractor
+from model.Utilities import HtmlHelper, ResponseHandler
+
 
 subcontractor_bp = Blueprint('subcontractor', __name__)
 
-# ----------------------------------------------------------
-# Helpers (unchanged)
-# ----------------------------------------------------------
-class HtmlHelper:
-    @staticmethod
-    def json_response(data, status=200):
-        return jsonify(data), status
-
-class ResponseHandler:
-    @staticmethod
-    def fetch_failure(entity):
-        return {"status": "error", "message": f"Failed to fetch {entity}"}
-
-    @staticmethod
-    def add_failure(entity):
-        return {"status": "error", "message": f"Failed to add {entity}"}
-
-    @staticmethod
-    def update_failure(entity):
-        return {"status": "error", "message": f"Failed to update {entity}"}
-
-    @staticmethod
-    def delete_failure(entity):
-        return {"status": "error", "message": f"Failed to delete {entity}"}
-
 
 # ----------------------------------------------------------
 # LIST + ADD

model/GST.py

@@ -1,55 +1,51 @@
-import config
+from model.ItemCRUD import ItemCRUD
+from model.Utilities import ItemCRUDType
 
 class GST:
 
     @staticmethod
     def get_unreleased_gst():
+        # Use ItemCRUD for Invoices
+        invoice_crud = ItemCRUD(itemType=ItemCRUDType.Invoice)
+        invoices_rows = invoice_crud.GetAllData(storedproc="GetAllInvoicesBasic")
 
-        connection = config.get_db_connection()
+        if not invoice_crud.isSuccess:
-        cursor = connection.cursor(dictionary=True)
+            return []  # Could also log invoice_crud.resultMessage
 
-        try:
+        invoices = [
-            # ----------- Invoices -----------
+            dict(
-            cursor.callproc('GetAllInvoicesBasic')
+                Invoice_No=row[1],
-            invoices = []
+                GST_SD_Amount=float(row[2]) if row[2] is not None else 0
-            for result in cursor.stored_results():
+            )
-                invoices = result.fetchall()
+            for row in invoices_rows
+        ]
 
+        # Use ItemCRUD for GST Releases
+        gst_crud = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+        gst_rows = gst_crud.GetAllData(storedproc="GetAllGSTReleasesBasic")
 
-            # ----------- GST Releases -----------
+        if not gst_crud.isSuccess:
-            cursor.callproc('GetAllGSTReleasesBasic')
+            return []  # Could also log gst_crud.resultMessage
-            gst_releases = []
-            for result in cursor.stored_results():
-                gst_releases = result.fetchall()
 
         gst_invoice_nos = {
-                g['Invoice_No']
+            g[2]  # Invoice_No is at index 2
-                for g in gst_releases
+            for g in gst_rows
-                if g['Invoice_No']
+            if g[2]
         }
 
         gst_basic_amounts = {
-                float(g['Basic_Amount'])
+            float(g[3])  # Basic_Amount at index 3
-                for g in gst_releases
+            for g in gst_rows
-                if g['Basic_Amount'] is not None
+            if g[3] is not None
         }
 
+        # Filter unreleased invoices
         unreleased = []
-
         for inv in invoices:
-
             match_by_invoice = inv['Invoice_No'] in gst_invoice_nos
-
+            match_by_gst_amount = inv['GST_SD_Amount'] in gst_basic_amounts
-                match_by_gst_amount = float(
-                    inv.get('GST_SD_Amount') or 0
-                ) in gst_basic_amounts
 
             if not (match_by_invoice or match_by_gst_amount):
                 unreleased.append(inv)
 
         return unreleased
-
-        finally:
-            cursor.close()
-            connection.close()
-            

model/Log.py

@@ -1,39 +1,29 @@
-from flask import Flask, render_template, request, redirect, url_for, send_from_directory, flash, jsonify, json
-from flask import current_app
-
-from datetime import datetime
-from flask_login import LoginManager, UserMixin, login_user, logout_user, login_required, current_user
-
 import os
+from datetime import datetime
+from flask import current_app
+from flask_login import current_user
+
 
 class LogHelper:
     @staticmethod
     def log_action(action, details=""):
-        """Log user actions with timestamp, user, action, and details."""
+        """Add a log entry."""
-        logData = LogData()
+        log_data = LogData()
-        logData.WriteLog(action, details="")
+        log_data.add_log(action, details)
+
 
 class LogData:
 
-    filepath = ""
-    timestamp = None
-
     def __init__(self):
         self.filepath = os.path.join(current_app.root_path, 'activity.log')
         self.timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+        self.user = getattr(current_user, "cn", None) \
+                    or getattr(current_user, "username", None) \
+                    or getattr(current_user, "sAMAccountName", "Unknown")
 
-        if hasattr(current_user, "cn") and current_user.cn:
-            self.user = current_user.cn
-        elif hasattr(current_user, "username") and current_user.username:
-            self.user = current_user.username
-        elif hasattr(current_user, "sAMAccountName") and current_user.sAMAccountName:
-            self.user = current_user.sAMAccountName
-        else:
-            self.user = "Unknown"
-
-    def WriteLog(self, action, details=""):
-        """Log user actions with timestamp, user, action, and details."""
 
+    def add_log(self, action, details=""):
+        """Create/Add a log entry."""
         with open(self.filepath, "a", encoding="utf-8") as f:
             f.write(
                 f"Timestamp: {self.timestamp} | "
@@ -42,46 +32,73 @@ class LogData:
                 f"Details: {details}\n"
             )
 
-
+    def get_all_logs(self):
-    def GetActivitiesLog(self):
+        """Read all logs."""
         logs = []
-
         if os.path.exists(self.filepath):
-            with open(self.filepath, 'r') as f:
+            with open(self.filepath, 'r', encoding="utf-8") as f:
                 for line in f:
                     parts = line.strip().split(" | ")
                     if len(parts) == 4:
                         logs.append({
-                            "timestamp": parts[0].replace("Timestamp:", "").strip(),
+                            "timestamp": parts[0].split(":", 1)[1].strip(),
-                            "user": parts[1].replace("User:", "").strip(),
+                            "user": parts[1].split(":", 1)[1].strip(),
-                            "action": parts[2].replace("Action:", "").strip(),
+                            "action": parts[2].split(":", 1)[1].strip(),
-                            "details": parts[3].replace("Details:", "").strip()
+                            "details": parts[3].split(":", 1)[1].strip()
                         })
         return logs
 
-    def GetFilteredActivitiesLog(self, startDate, endDate, userName):
+    def get_filtered_logs(self, start_date=None, end_date=None, user_name=None):
+        """Filter logs by date and/or user."""
+        logs = self.get_all_logs()
 
-        filtered_logs = self.GetActivitiesLog()
+        # Filter by date
-
+        if start_date or end_date:
-        # Date filter
+            start_dt = datetime.strptime(start_date, "%Y-%m-%d") if start_date else datetime.min
-        if startDate or endDate:
+            end_dt = datetime.strptime(end_date, "%Y-%m-%d") if end_date else datetime.max
-            try:
+            logs = [
-                start_dt = datetime.strptime(startDate, "%Y-%m-%d") if startDate else datetime.min
+                log for log in logs
-                end_dt = datetime.strptime(endDate, "%Y-%m-%d") if endDate else datetime.max
-
-
-                filtered_logs = [
-                    log for log in filtered_logs
                 if start_dt <= datetime.strptime(log["timestamp"], "%Y-%m-%d %H:%M:%S") <= end_dt
             ]
 
+        # Filter by username
+        if user_name:
+            logs = [log for log in logs if user_name.lower() in log.get("user", "").lower()]
 
-            except Exception as e:
+        return logs
-                print("Date filter error:", e)
+
-            #Why catching all exceptions? Need to handle specific exceptions
+    def update_log(self, index, action=None, details=None):
+        """Update a specific log entry by index (0-based)."""
+        logs = self.get_all_logs()
+        if 0 <= index < len(logs):
+            if action:
+                logs[index]["action"] = action
+            if details:
+                logs[index]["details"] = details
+            self._rewrite_logs_file(logs)
+            return True
+        return False
+
+    def delete_log(self, index):
+        """Delete a specific log entry by index (0-based)."""
+        logs = self.get_all_logs()
+        if 0 <= index < len(logs):
+            logs.pop(index)
+            self._rewrite_logs_file(logs)
+            return True
+        return False
+
+    # ------------------- INTERNAL HELPER -------------------
+
+    def _rewrite_logs_file(self, logs):
+        """Overwrite the log file with current logs."""
+        with open(self.filepath, "w", encoding="utf-8") as f:
+            for log in logs:
+                f.write(
+                    f"Timestamp: {log['timestamp']} | "
+                    f"User: {log['user']} | "
+                    f"Action: {log['action']} | "
+                    f"Details: {log['details']}\n"
+                )
 
-        # Username filter
-        if userName:
-            filtered_logs = [log for log in filtered_logs if userName.lower() in log["user"].lower()]
 
-        return filtered_logs

model/gst_release.py

@@ -1,150 +1,246 @@
-import config
+# from flask import request
-import mysql.connector
+# from model.ItemCRUD import ItemCRUD
+# from model.Utilities import ItemCRUDType
 
-class GSTReleasemodel:
+# class GSTRelease:
+#     """CRUD operations for GST Release using ItemCRUD"""
 
-    @staticmethod
+#     def __init__(self):
-    def get_connection():
+#         self.isSuccess = False
-        connection = config.get_db_connection()
+#         self.resultMessage = ""
-        if not connection:
-            return None
-        return connection
 
-    @staticmethod
+#     # ------------------- Add GST Release -------------------
-    def fetch_all_gst_releases():
+#     def AddGSTRelease(self, request):
-        connection = GSTReleasemodel.get_connection()
+#         pmc_no = request.form.get('PMC_No', '').strip()
-        gst_releases = []
+#         invoice_no = request.form.get('invoice_No', '').strip()
-        if connection:
-            cursor = connection.cursor(dictionary=True)
 
+#         gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+#         gst.AddItem(
+#             request=request,
+#             parentid=None,
+#             childname=f"{pmc_no}-{invoice_no}",
+#             storedprocfetch="CheckGSTReleaseExists",
+#             storedprocadd="AddGSTReleaseFromExcel"  # your stored procedure handles extra fields
+#         )
+
+#         self.isSuccess = gst.isSuccess
+#         self.resultMessage = str(gst.resultMessage)
+
+#     # ------------------- Get All GST Releases -------------------
+#     def GetAllGSTReleases(self):
+#         gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+#         # Pass request=None for fetch
+#         rows = gst.GetAllData(request=None, storedproc="GetAllGSTReleases")
+
+#         self.isSuccess = gst.isSuccess
+#         self.resultMessage = str(gst.resultMessage)
+
+#         data = []
+#         for row in rows:
+#             data.append({
+#                 "gst_release_id": row[0],
+#                 "pmc_no": row[1],
+#                 "invoice_no": row[2],
+#                 "basic_amount": row[3],
+#                 "final_amount": row[4],
+#                 "total_amount": row[5],
+#                 "utr": row[6],
+#                 "contractor_id": row[7]
+#             })
+#         return data
+
+#     # ------------------- Get GST Release By ID -------------------
+#     def GetGSTReleaseByID(self, gst_release_id):
+#         gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+#         row = gst.GetDataByID(gst_release_id, request=None, storedproc="GetGSTReleaseById")
+
+#         self.isSuccess = gst.isSuccess
+#         self.resultMessage = str(gst.resultMessage)
+
+#         if row:
+#             return {
+#                 "gst_release_id": row[0],
+#                 "pmc_no": row[1],
+#                 "invoice_no": row[2],
+#                 "basic_amount": row[3],
+#                 "final_amount": row[4],
+#                 "total_amount": row[5],
+#                 "utr": row[6],
+#                 "contractor_id": row[7]
+#             }
+#         return None
+
+#     # ------------------- Edit GST Release -------------------
+#     def EditGSTRelease(self, request, gst_release_id):
+#         pmc_no = request.form.get('PMC_No', '').strip()
+#         invoice_no = request.form.get('invoice_No', '').strip()
+
+#         gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+#         gst.EditItem(
+#             request=request,
+#             childid=gst_release_id,
+#             parentid=None,
+#             childname=f"{pmc_no}-{invoice_no}",
+#             storedprocupdate="UpdateGSTRelease"  # stored procedure handles extra fields
+#         )
+
+#         self.isSuccess = gst.isSuccess
+#         self.resultMessage = str(gst.resultMessage)
+
+#     # ------------------- Delete GST Release -------------------
+#     def DeleteGSTRelease(self, gst_release_id):
+#         gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+#         gst.DeleteItem(
+#             itemID=gst_release_id,
+#             request=None,
+#             storedprocDelete="DeleteGSTReleaseById"
+#         )
+
+#         self.isSuccess = gst.isSuccess
+#         self.resultMessage = str(gst.resultMessage)
+
+from flask import request, jsonify
+from model.ItemCRUD import ItemCRUD
+from model.Utilities import ItemCRUDType
+
+
+class GSTRelease:
+
+    def __init__(self):
+        self.isSuccess = False
+        self.resultMessage = ""
+
+    # ------------------- Add GST Release -------------------
+    def AddGSTRelease(self, request):
         try:
-                cursor.callproc('GetAllGSTReleases')
+            gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
 
-                gst_releases = []
+            data = {
-                for result in cursor.stored_results():                              # change to procedure
+                "PMC_No": request.form.get("PMC_No", "").strip(),
-                    gst_releases = result.fetchall()
+                "Invoice_No": request.form.get("Invoice_No", "").strip(),
+                "Basic_Amount": float(request.form.get("Basic_Amount", 0) or 0),
+                "Final_Amount": float(request.form.get("Final_Amount", 0) or 0),
+                "Total_Amount": float(request.form.get("Total_Amount", 0) or 0),
+                "UTR": request.form.get("UTR", "").strip(),
+                "Contractor_ID": int(request.form.get("Contractor_ID", 0) or 0)
+            }
 
-            except mysql.connector.Error as e:
+            gst.AddItem(
-                print(f"Error fetching GST releases: {e}")
+                request=request,
-            finally:
+                data=data,
-                cursor.close()
+                storedprocfetch="CheckGSTReleaseExists",
-                connection.close()
+                storedprocadd="AddGSTReleaseFromExcel"
-        return gst_releases
-
-    @staticmethod
-    def insert_gst_release(pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr, contractor_id):
-        connection = GSTReleasemodel.get_connection()
-        if not connection:
-            return False
-        try:
-            cursor = connection.cursor()
-
-            # Insert into gst_release
-            cursor.callproc(
-                'InsertGSTReleaseOnly',
-                [pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr, contractor_id]
             )
 
-            # Insert into inpayment
+            self.isSuccess = gst.isSuccess
-            cursor.callproc(
+            self.resultMessage = str(gst.resultMessage)
-                'InsertInpaymentOnly',
+
-                [pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr, contractor_id]
+        except Exception as e:
+            print("ERROR in AddGSTRelease:", e)
+            self.isSuccess = False
+            self.resultMessage = str(e)
+
+        return jsonify({"success": self.isSuccess, "message": self.resultMessage})
+
+    # ------------------- Edit GST Release -------------------
+    def EditGSTRelease(self, request, gst_release_id):
+        try:
+            gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+
+            data = {
+                "PMC_No": request.form.get("PMC_No", "").strip(),
+                "Invoice_No": request.form.get("Invoice_No", "").strip(),
+                "Basic_Amount": float(request.form.get("Basic_Amount", 0) or 0),
+                "Final_Amount": float(request.form.get("Final_Amount", 0) or 0),
+                "Total_Amount": float(request.form.get("Total_Amount", 0) or 0),
+                "UTR": request.form.get("UTR", "").strip()
+            }
+
+            gst.EditItem(
+                request=request,
+                childid=gst_release_id,
+                data=data,
+                storedprocupdate="UpdateGSTRelease"
             )
 
-            connection.commit()
+            self.isSuccess = gst.isSuccess
-            return True
+            self.resultMessage = str(gst.resultMessage)
-        except mysql.connector.Error as e:
-            print(f"Error inserting GST release: {e}")
-            return False
-        finally:
-            cursor.close()
-            connection.close()
 
-    @staticmethod
+        except Exception as e:
-    def fetch_gst_release_by_id(gst_release_id):
+            print("ERROR in EditGSTRelease:", e)
-        connection = GSTReleasemodel.get_connection()
+            self.isSuccess = False
-        if not connection:
+            self.resultMessage = str(e)
-            return None
+
-        data = {}
+        return jsonify({"success": self.isSuccess, "message": self.resultMessage})
+
+    # ------------------- Delete GST Release -------------------
+    def DeleteGSTRelease(self, gst_release_id):
         try:
-            cursor = connection.cursor(dictionary=True)
+            gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
 
-            cursor.callproc('GetGSTReleaseById', [gst_release_id])
+            gst.DeleteItem(
+                request=None,
+                itemID=gst_release_id,
+                storedprocDelete="DeleteGSTReleaseById"
+            )
+
+            self.isSuccess = gst.isSuccess
+            self.resultMessage = str(gst.resultMessage)
+
+        except Exception as e:
+            print("ERROR in DeleteGSTRelease:", e)
+            self.isSuccess = False
+            self.resultMessage = str(e)
+
+        return jsonify({"success": self.isSuccess, "message": self.resultMessage})
+
+    # ------------------- Get All GST Releases -------------------
+    def GetAllGSTReleases(self):
+        try:
+            gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
+
+            rows = gst.GetAllData(None, "GetAllGSTReleases")
+
+            data = []
+            for row in rows:
+                data.append({
+                    "gst_release_id": row[0],
+                    "pmc_no": row[1],
+                    "invoice_no": row[2],
+                    "basic_amount": row[3],
+                    "final_amount": row[4],
+                    "total_amount": row[5],
+                    "utr": row[6],
+                    "contractor_id": row[7]
+                })
 
-            for result in cursor.stored_results():
-                    data = result.fetchone()
-            if data:
-                # Convert to array for template
-                data = [
-                    data.get('GST_Release_Id'),
-                    data.get('PMC_No'),
-                    data.get('Invoice_No'),
-                    data.get('Basic_Amount'),
-                    data.get('Final_Amount'),
-                    data.get('Total_Amount'),
-                    data.get('UTR')
-                ]
-        except mysql.connector.Error as e:
-            print(f"Error fetching GST release by id: {e}")
-        finally:
-            cursor.close()
-            connection.close()
             return data
 
-    @staticmethod
+        except Exception as e:
-    def update_gst_release(gst_release_id, pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr):
+            print("ERROR in GetAllGSTReleases:", e)
-        connection = GSTReleasemodel.get_connection()
+            return []
-        if not connection:
+
-            return False
+    # ------------------- Get GST Release By ID -------------------
+    def GetGSTReleaseByID(self, gst_release_id):
         try:
-            cursor = connection.cursor()
+            gst = ItemCRUD(itemType=ItemCRUDType.GSTRelease)
-            # Update gst_release
-            cursor.callproc(
-                'UpdateGSTRelease',
-                [pmc_no, invoice_no, basic_amount, final_amount, total_amount, utr, gst_release_id]
-            )
-            # Update inpayment
-            cursor.callproc(
-                'UpdateInpaymentByUTR',
-                [basic_amount, final_amount, total_amount, utr]
-            )
-            connection.commit()
-            return True
-        except mysql.connector.Error as e:
-            print(f"Error updating GST release: {e}")
-            return False
-        finally:
-            cursor.close()
-            connection.close()
 
-    @staticmethod
+            row = gst.GetDataByID(gst_release_id, "GetGSTReleaseById")
-    def delete_gst_release(gst_release_id):
-        connection = GSTReleasemodel.get_connection()
-        if not connection:
-            return False, None
-        try:
-            cursor = connection.cursor(dictionary=True)
-            cursor.callproc('GetGSTReleaseUTRById', [gst_release_id])
-            record = None
-            for result in cursor.stored_results():
-                record = result.fetchone()
 
-            if not record:
+            if row:
-                return False, None
+                return {
+                    "gst_release_id": row[0],
+                    "pmc_no": row[1],
+                    "invoice_no": row[2],
+                    "basic_amount": row[3],
+                    "final_amount": row[4],
+                    "total_amount": row[5],
+                    "utr": row[6],
+                    "contractor_id": row[7]
+                }
 
-            utr = record['UTR']
+            return None
 
-            # Step 1: Delete gst_release
+        except Exception as e:
-            cursor.callproc('DeleteGSTReleaseById', [gst_release_id])
+            print("ERROR in GetGSTReleaseByID:", e)
-
+            return None
-            # Step 2: Reset inpayment using UTR
-            cursor.callproc('ResetInpaymentByUTR', [utr])
-            
-            connection.commit()
-            return True, utr
-        except mysql.connector.Error as e:
-            print(f"Error deleting GST release: {e}")
-            return False, None
-        finally:
-            cursor.close()
-            connection.close()

model/payment.py

@@ -1,8 +1,13 @@
 import config
 import mysql.connector
+import config
+import mysql.connector
+from enum import Enum
+from model.Utilities import  ItemCRUDType
 
 class Paymentmodel:
 
+    # ---------------- Database Connection ----------------
     @staticmethod
     def get_connection():
         connection = config.get_db_connection()
@@ -10,6 +15,7 @@ class Paymentmodel:
             return None
         return connection
 
+    # ---------------- Payment Methods ----------------
     @staticmethod
     def fetch_all_payments():
         connection = Paymentmodel.get_connection()
@@ -52,13 +58,7 @@ class Paymentmodel:
         try:
             cursor = connection.cursor()
             cursor.callproc('UpdateInpaymentRecord', [
-                    subcontractor_id,
+                subcontractor_id, pmc_no, invoice_no, amount, tds_amount, total_amount, utr
-                    pmc_no,
-                    invoice_no,
-                    amount,
-                    tds_amount,
-                    total_amount,
-                    utr
             ])
             connection.commit()
             return True
@@ -80,7 +80,6 @@ class Paymentmodel:
             cursor.callproc("GetPaymentById", (payment_id,))
             for result in cursor.stored_results():
                 payment_data = result.fetchone()
-            # Convert to array for template
             if payment_data:
                 payment_data = [
                     payment_data.get('Payment_Id'),
@@ -117,42 +116,99 @@ class Paymentmodel:
 
     @staticmethod
     def delete_payment(payment_id):
-        """
-        Deletes a payment and resets the related inpayment fields in one go.
-        Returns (success, pmc_no, invoice_no)
-        """
         connection = Paymentmodel.get_connection()
         if not connection:
             return False, None, None
-
         try:
             cursor = connection.cursor(dictionary=True)
-
+            # Fetch PMC & Invoice before deleting
             cursor.callproc('GetPaymentPMCInvoiceById', [payment_id])
-
             record = {}
             for result in cursor.stored_results():
                 record = result.fetchone() or {}
             if not record:
                 return False, None, None
-
             pmc_no = record['PMC_No']
             invoice_no = record['Invoice_No']
-
+            # Delete payment
-            # Step 2: Delete the payment using the stored procedure
             cursor.callproc("DeletePayment", (payment_id,))
             connection.commit()
-
+            # Reset inpayment fields
-            # Step 3: Reset inpayment fields using the stored procedure
             cursor.callproc("ResetInpayment", [pmc_no, invoice_no])
             connection.commit()
-
             return True, pmc_no, invoice_no
-
         except mysql.connector.Error as e:
             print(f"Error deleting payment: {e}")
             return False, None, None
-
+        finally:
+            cursor.close()
+            connection.close()
+
+    # ---------------- Item CRUD Methods ----------------
+    @staticmethod
+    def fetch_items(item_type: ItemCRUDType):
+        connection = Paymentmodel.get_connection()
+        items = []
+        if connection:
+            cursor = connection.cursor(dictionary=True)
+            try:
+                cursor.callproc('GetItemsByType', [item_type.value])
+                for result in cursor.stored_results():
+                    items = result.fetchall()
+            except mysql.connector.Error as e:
+                print(f"Error fetching {item_type.name}: {e}")
+            finally:
+                cursor.close()
+                connection.close()
+        return items
+
+    @staticmethod
+    def insert_item(item_type: ItemCRUDType, name: str):
+        connection = Paymentmodel.get_connection()
+        if not connection:
+            return False
+        try:
+            cursor = connection.cursor()
+            cursor.callproc('InsertItem', [item_type.value, name])
+            connection.commit()
+            return True
+        except mysql.connector.Error as e:
+            print(f"Error inserting {item_type.name}: {e}")
+            return False
+        finally:
+            cursor.close()
+            connection.close()
+
+    @staticmethod
+    def update_item(item_type: ItemCRUDType, item_id: int, new_name: str):
+        connection = Paymentmodel.get_connection()
+        if not connection:
+            return False
+        try:
+            cursor = connection.cursor()
+            cursor.callproc('UpdateItem', [item_type.value, item_id, new_name])
+            connection.commit()
+            return True
+        except mysql.connector.Error as e:
+            print(f"Error updating {item_type.name}: {e}")
+            return False
+        finally:
+            cursor.close()
+            connection.close()
+
+    @staticmethod
+    def delete_item(item_type: ItemCRUDType, item_id: int):
+        connection = Paymentmodel.get_connection()
+        if not connection:
+            return False
+        try:
+            cursor = connection.cursor()
+            cursor.callproc('DeleteItem', [item_type.value, item_id])
+            connection.commit()
+            return True
+        except mysql.connector.Error as e:
+            print(f"Error deleting {item_type.name}: {e}")
+            return False
         finally:
             cursor.close()
             connection.close()

templates/activity_log.html

@@ -1,5 +1,6 @@
 <!DOCTYPE html>
 <html lang="en">
+
 <head>
     <meta charset="UTF-8">
     <title>Activity Logs</title>
@@ -9,54 +10,67 @@
             background-color: #f8f9fa;
             margin: 20px;
         }
+
         h2 {
             text-align: center;
             margin-bottom: 20px;
         }
+
         form {
             display: flex;
             gap: 10px;
             justify-content: center;
             margin-bottom: 20px;
+            flex-wrap: wrap;
         }
-        input, button {
+
+        input,
+        button {
             padding: 8px;
             border-radius: 6px;
             border: 1px solid #ccc;
         }
+
         button {
             background-color: #007bff;
             color: white;
             cursor: pointer;
         }
+
         button:hover {
             background-color: #0056b3;
         }
+
         table {
             width: 90%;
             margin: auto;
             border-collapse: collapse;
             background: white;
-            box-shadow: 0 0 8px rgba(0,0,0,0.1);
+            box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
         }
-        th, td {
+
+        th,
+        td {
             padding: 12px;
             border: 1px solid #ddd;
             text-align: center;
         }
+
         th {
             background-color: #007bff;
             color: white;
         }
+
         tr:nth-child(even) {
             background-color: #f2f2f2;
         }
     </style>
 </head>
+
 <body>
     <h2>Activity Logs</h2>
-<form method="get" action="{{ url_for('activity_log') }}" class="filter-form">
 
+    <form method="get" action="{{ url_for('log.activity_log') }}" class="filter-form">
         <label for="username">Username:</label>
         <input type="text" id="username" name="username" placeholder="Enter username" value="{{ username or '' }}">
 
@@ -66,10 +80,9 @@
         <label for="end_date">End Date:</label>
         <input type="date" id="end_date" name="end_date" value="{{ end_date or '' }}">
 
-
         <button type="submit" class="btn btn-primary">Filter</button>
-    <!-- <button type="button" style="background-color: #6c757d;" onclick="resetFilter()">Reset</button> -->
+        <button type="button" style="background-color: #6c757d;" onclick="resetFilter()">Reset</button>
-</form>
+    </form>
 
     <table>
         <tr>
@@ -95,8 +108,9 @@
 
     <script>
         function resetFilter() {
-        window.location.href = "{{ url_for('activity_log') }}";
+            window.location.href = "{{ url_for('log.activity_log') }}";
         }
-</script>
+    </script>
 </body>
+
 </html>