Add getWatchHistory endpoint

src/controllers/user.controller.js

@@ -4,6 +4,7 @@ import { User} from "../models/user.model.js"
 import {uploadOnCloudinary} from "../utils/cloudinary.js"
 import { ApiResponse } from "../utils/ApiResponse.js";
 import jwt from "jsonwebtoken"
+import mongoose from "mongoose";
 
 
 const generateAccessAndRefereshTokens = async(userId) =>{
@@ -425,6 +426,60 @@ const getUserChannelProfile = asyncHandler(async(req, res) => {
     )
 })
 
+const getWatchHistory = asyncHandler(async(req, res) => {
+    const user = await User.aggregate([
+        {
+            $match: {
+                _id: new mongoose.Types.ObjectId(req.user._id)
+            }
+        },
+        {
+            $lookup: {
+                from: "videos",
+                localField: "watchHistory",
+                foreignField: "_id",
+                as: "watchHistory",
+                pipeline: [
+                    {
+                        $lookup: {
+                            from: "users",
+                            localField: "owner",
+                            foreignField: "_id",
+                            as: "owner",
+                            pipeline: [
+                                {
+                                    $project: {
+                                        fullName: 1,
+                                        username: 1,
+                                        avatar: 1
+                                    }
+                                }
+                            ]
+                        }
+                    },
+                    {
+                        $addFields:{
+                            owner:{
+                                $first: "$owner"
+                            }
+                        }
+                    }
+                ]
+            }
+        }
+    ])
+
+    return res
+    .status(200)
+    .json(
+        new ApiResponse(
+            200,
+            user[0].watchHistory,
+            "Watch history fetched successfully"
+        )
+    )
+})
+
 
 export {
     registerUser,
@@ -436,6 +491,6 @@ export {
     updateAccountDetails,
     updateUserAvatar,
     updateUserCoverImage,
-    getUserChannelProfile
-
+    getUserChannelProfile,
+    getWatchHistory
 }