location update with separate data structure for geofence events

controllers/assignment.controller.js

@@ -98,3 +98,51 @@ export const getAssignmentByVenueHandler = async (req, res) => {
     res.status(500).json({ message: "Error getting assignment", error });
   }
 };
+
+export const getAssignmentByIdHandler = async (req, res) => {
+  try {
+    const { id } = req.params;
+
+    const pipeline = [
+      {
+        $match: {
+          _id: ObjectId.createFromHexString(id),
+        },
+      },
+      {
+        $lookup: {
+          from: "venues",
+          localField: "venue",
+          foreignField: "_id",
+          as: "venue",
+        },
+      },
+      {
+        $unwind: {
+          path: "$venue",
+          preserveNullAndEmptyArrays: true,
+        },
+      },
+      {
+        $lookup: {
+          from: "partners",
+          localField: "venue.entity",
+          foreignField: "_id",
+          as: "partner",
+        },
+      },
+      {
+        $unwind: {
+          path: "$partner",
+          preserveNullAndEmptyArrays: true,
+        },
+      },
+    ];
+
+    const assignment = await aggregateAssignment(pipeline)[0];
+
+    res.status(200).json({ result: assignment });
+  } catch (error) {
+    res.status(500).json({ message: "Error getting assignment", error });
+  }
+};