areas will be added in zones

src/controllers/departmentController.js

@@ -194,6 +194,7 @@ const generateDepartmentId = async (city, departmentName) => {
         location,
         city,
         zone,
+        area,
         createdBy,
         updatedBy,
       } = request.body;
@@ -215,6 +216,7 @@ const generateDepartmentId = async (city, departmentName) => {
         location,
         city,
         zone,
+        area,
         createdBy,
         updatedBy,
       });
@@ -994,9 +996,129 @@ exports.getZonebasedLocations = async (req, reply) => {
     }
   };
   
+  const getAreasByCitys = async (city) => {
+    try {
+      const result = await Zone.aggregate([
+        {
+          $project: {
+            city: { $trim: { input: "$city" } }, // Trim city field in DB
+            area: 1 // Keep zone field
+          }
+        },
+        {
+          $match: {
+            city: { $regex: `^${city.trim()}$`, $options: "i" }, // Trim & case-insensitive
+          }
+        },
+        {
+          $group: {
+            _id: { $toUpper: "$city" }, // Normalize city name
+            areas: { $addToSet: "$area" } // Collect unique zones
+          }
+        },
+        {
+          $project: {
+            _id: 0, // Exclude _id
+            city: "$_id", // Return city name
+            areas: 1 // Return collected zones
+          }
+        }
+      ]);
+  
+      // Add "ALL" to the zones array and sort it
+      result.forEach(item => {
+        item.areas = ["ALL", ...new Set(item.areas)].sort((a, b) => (a === "ALL" ? -1 : a - b));
+      });
   
+      return result;
+    } catch (err) {
+      console.error("Error fetching areas:", err);
+      throw new Error("Error fetching areas.");
+    }
+  };
+  exports.getAreasByCity = async (req, reply) => {
+    try {
+      const { city } = req.params;
+  
+      if (!city || city.trim() === "") {
+        return reply.status(400).send({ message: "City is required." });
+      }
+  
+      const zones = await getAreasByCitys(city.trim()); // Trim input
+  
+      if (zones.length === 0) {
+        return reply.status(404).send({ message: "No zones found for the specified city." });
+      }
+  
+      reply.send({ status_code: 200, data: zones });
+    } catch (err) {
+      reply.status(500).send({ message: err.message });
+    }
+  };
+  
+  const getZonesByArea = async (area) => {
+    try {
+      const result = await Zone.aggregate([
+        {
+          $project: {
+            area: { $trim: { input: "$area" } }, // Trim area field in DB
+            zone: 1 // Keep zone field
+          }
+        },
+        {
+          $match: {
+            area: { $regex: `^${area.trim()}$`, $options: "i" } // Case-insensitive match on area
+          }
+        },
+        {
+          $group: {
+            _id: { $toUpper: "$area" }, // Normalize area name
+            zones: { $addToSet: "$zone" } // Collect unique zones
+          }
+        },
+        {
+          $project: {
+            _id: 0, // Exclude _id
+            area: "$_id",
+            zones: 1 // Return collected zones
+          }
+        }
+      ]);
+  
+      // ✅ Correct sorting: "ALL" first, then other zones in ascending order
+      result.forEach(item => {
+        item.zones = ["ALL", ...item.zones.filter(z => z !== "ALL").sort((a, b) => a.localeCompare(b))];
+      });
+  
+      return result;
+    } catch (err) {
+      console.error("Error fetching zones:", err);
+      throw new Error("Error fetching zones.");
+    }
+  };
+  
+  
+  // Fastify route handler to get zones based on area only
+  exports.getZonesByArea = async (req, reply) => {
+    try {
+      const { area } = req.params;
+  
+      if (!area || area.trim() === "") {
+        return reply.status(400).send({ message: "Area is required." });
+      }
+  
+      const zones = await getZonesByArea(area.trim());
+  
+      if (zones.length === 0) {
+        return reply.status(404).send({ message: "No zones found for the specified area." });
+      }
+  
+      reply.send({ status_code: 200, data: zones });
+    } catch (err) {
+      reply.status(500).send({ message: err.message });
+    }
+  };
   
-
   // const getDepartmentsByName = async (departmentName, city) => {
   //   try {
   //     const result = await Deparments.find({

src/models/Department.js

@@ -80,6 +80,7 @@ const citySchema = new mongoose.Schema(
       officeName: { type: String },
       zone: { type: String , default: "ALL"},
       city: { type: String },
+      area: { type: String },
       location: [{ type : String}],
       createdAt: {
         type: Date,

src/routes/departmentRoute.js

@@ -445,6 +445,40 @@ module.exports = function (fastify, opts, next) {
             handler:departmentController.getZonesByCity
           });
 
+          fastify.route({
+            method: "GET",
+            url: "/api/areabasedcity/:city",
+            schema: {
+              tags: ["Department"],
+              description: "Get the Areas by city",
+              summary: "Get the Areas by city",
+              params: {
+                type: "object",
+                properties: {
+                  city: { type: "string" },  
+                },
+              },
+            },
+            handler:departmentController.getAreasByCity
+          });
+
+          fastify.route({
+            method: "GET",
+            url: "/api/areabasedzones/:area",
+            schema: {
+              tags: ["Department"],
+              description: "Get the Areas based zones",
+              summary: "Get the Areas based zones",
+              params: {
+                type: "object",
+                properties: {
+                  area: { type: "string" },  
+                },
+              },
+            },
+            handler:departmentController.getZonesByArea
+          });
+
           fastify.route({
             method: "GET",
             url: "/api/departmentNamebaselist/:officeName/:city/:departmentName",
@@ -537,6 +571,7 @@ module.exports = function (fastify, opts, next) {
                       items: { type: "string" },
                     },
                     zone: { type: "string" },
+                    area : {type: "string"}
                   },
                 },
                 security: [