diff --git a/db/client.js b/db/client.js
new file mode 100644
index 0000000..2797c67
--- /dev/null
+++ b/db/client.js
@@ -0,0 +1,3 @@
+const { PrismaClient } = require("@prisma/client")
+const prisma = new PrismaClient()
+module.exports = prisma
diff --git a/db/comment.db.js b/db/comment.db.js
new file mode 100644
index 0000000..2da0569
--- /dev/null
+++ b/db/comment.db.js
@@ -0,0 +1,28 @@
+const prisma = require("./client")
+
+async function findComments(where, options = {}) {
+  return prisma.comment.findMany({
+    where,
+    include: options.include || undefined,
+    select: options.select || undefined,
+    orderBy: options.orderBy || { createdAt: "desc" },
+  })
+}
+
+async function createComment(data, options = {}) {
+  return prisma.comment.create({
+    data,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function deleteComment(where) {
+  return prisma.comment.delete({ where })
+}
+
+module.exports = {
+  findComments,
+  createComment,
+  deleteComment,
+}
diff --git a/db/deal.db.js b/db/deal.db.js
new file mode 100644
index 0000000..39acf29
--- /dev/null
+++ b/db/deal.db.js
@@ -0,0 +1,82 @@
+const prisma = require("./client")
+
+async function findDeals(where = {}, options = {}) {
+  return prisma.deal.findMany({
+    where,
+    include: options.include || undefined,
+    select: options.select || undefined,
+    orderBy: options.orderBy || { createdAt: "desc" },
+    skip: options.skip || 0,
+    take: options.take || undefined,
+  })
+}
+
+async function findDeal(where, options = {}) {
+  return prisma.deal.findUnique({
+    where,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function createDeal(data, options = {}) {
+  return prisma.deal.create({
+    data,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function updateDeal(where, data, options = {}) {
+  return prisma.deal.update({
+    where,
+    data,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function countDeals(where = {}) {
+  return prisma.deal.count({ where })
+}
+
+async function findVotes(where = {}, options = {}) {
+  return prisma.dealVote.findMany({
+    where,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function createVote(data, options = {}) {
+  return prisma.dealVote.create({
+    data,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function updateVote(where, data, options = {}) {
+  return prisma.dealVote.update({
+    where,
+    data,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function countVotes(where = {}) {
+  return prisma.dealVote.count({ where })
+}
+
+module.exports = {
+  findDeals,
+  findDeal,
+  createDeal,
+  updateDeal,
+  countDeals,
+  findVotes,
+  createVote,
+  updateVote,
+  countVotes,
+}
diff --git a/db/user.db.js b/db/user.db.js
new file mode 100644
index 0000000..51d1466
--- /dev/null
+++ b/db/user.db.js
@@ -0,0 +1,24 @@
+const { PrismaClient } = require("@prisma/client")
+const prisma = new PrismaClient()
+
+async function findUser(where, options = {}) {
+  return prisma.user.findUnique({
+    where,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+async function updateUser(where, data, options = {}) {
+  return prisma.user.update({
+    where,
+    data,
+    include: options.include || undefined,
+    select: options.select || undefined,
+  })
+}
+
+module.exports = {
+  findUser,
+  updateUser,
+}
diff --git a/routes/authRoutes.js b/routes/authRoutes.js
index 3e397b9..96672fe 100644
--- a/routes/authRoutes.js
+++ b/routes/authRoutes.js
@@ -65,7 +65,7 @@ router.get("/me", authMiddleware, async (req, res) => {
   try {
     const user = await prisma.user.findUnique({
       where: { id: req.user.userId },
-      select: { id: true, username: true, email: true },
+      select: { id: true, username: true, email: true,avatarUrl:true },
     })
 
     if (!user) return res.status(404).json({ error: "Kullanıcı bulunamadı" })
diff --git a/routes/deal/dealRoutes.js b/routes/deal/dealRoutes.js
index f08cf1b..f6556a8 100644
--- a/routes/deal/dealRoutes.js
+++ b/routes/deal/dealRoutes.js
@@ -1,6 +1,6 @@
 const express = require("express")
 const router = express.Router()
-const { getAllDeals, getDealById, createDeal } = require("../../services/deal/dealService")
+const { getAllDeals, getDealById, createDeal,searchDeals } = require("../../services/deal/dealService")
 const authMiddleware = require("../../middleware/authMiddleware")
 
 router.get("/", async (req, res) => {
@@ -15,6 +15,25 @@ router.get("/", async (req, res) => {
   }
 })
 
+
+router.get("/search", async (req, res) => {
+  try {
+    const query = req.query.q || ""
+    const page = Number(req.query.page) || 1
+    const limit = 10
+
+    if (!query.trim()) {
+      return res.json({ results: [], total: 0, totalPages: 0, page })
+    }
+
+    const data = await searchDeals(query, page, limit)
+    res.json(data)
+  } catch (e) {
+    console.error(e)
+    res.status(500).json({ error: "Sunucu hatası" })
+  }
+})
+
 router.get("/:id", async (req, res) => {
   try {
     const deal = await getDealById(req.params.id)
diff --git a/routes/user/userRoutes.js b/routes/user/userRoutes.js
new file mode 100644
index 0000000..fec874b
--- /dev/null
+++ b/routes/user/userRoutes.js
@@ -0,0 +1,63 @@
+// routes/profileRoutes.js
+const express = require("express")
+const { PrismaClient } = require("@prisma/client")
+const prisma = new PrismaClient()
+const router = express.Router()
+
+// Belirli bir kullanıcının profil detayları
+router.get("/:userName", async (req, res) => {
+  console.log("İstek geldi:", req.params.userName)
+  try {
+    const username = req.params.userName
+    const user = await prisma.user.findUnique({
+      where: { username: username },
+      select: {
+        id: true,
+        username: true,
+        avatarUrl: true,
+        createdAt: true,
+      },
+    })
+
+    if (!user) return res.status(404).json({ message: "Kullanıcı bulunamadı." })
+
+    // Kullanıcının paylaştığı fırsatlar
+    const deals = await prisma.deal.findMany({
+      where: { userId: user.id },
+      orderBy: { createdAt: "desc" },
+      select: {
+        id: true,
+        title: true,
+        price: true,
+        createdAt: true,
+        score: true,
+        images: {
+          orderBy: { order: "asc" }, // küçük order en önde
+          take: 1,                    // sadece ilk görsel
+          select: { imageUrl: true },
+        },
+      },
+    })
+
+
+    // Kullanıcının yaptığı yorumlar
+    const comments = await prisma.comment.findMany({
+      where: { userId:user.id },
+      orderBy: { createdAt: "desc" },
+      select: {
+        id: true,
+        text: true,
+        dealId: true,
+        createdAt: true,
+        deal: { select: { title: true } },
+      },
+    })
+
+    res.json({ user, deals, comments })
+  } catch (err) {
+    console.error(err)
+    res.status(500).json({ message: "Profil bilgileri alınamadı.", error: err.message })
+  }
+})
+
+module.exports = router
diff --git a/server.js b/server.js
index ecd0f06..87bba4a 100644
--- a/server.js
+++ b/server.js
@@ -2,23 +2,26 @@ const express = require("express")
 const cors = require("cors")
 require("dotenv").config()
 
-const userRoutes = require("./routes/userRoutes")
+const userRoutesneedRefactor = require("./routes/userRoutes")
 const dealRoutes = require("./routes/deal/dealRoutes")
 const authRoutes = require("./routes/authRoutes")
 const dealVoteRoutes = require("./routes/deal/voteRoutes")
 const commentRoutes = require("./routes/deal/commentRoutes")
 const accountSettingsRoutes = require("./routes/account/accountSettingsRoutes")
+const userRoutes = require("./routes/user/userRoutes")
+
 
 const app = express()
 app.use(cors())
 app.use(express.json())
 app.use(express.urlencoded({ extended: true }))
 
-app.use("/api/users", userRoutes)
+app.use("/api/users", userRoutesneedRefactor)
 app.use("/api/deals", dealRoutes)
 app.use("/api/auth", authRoutes)
 app.use("/api/deal-votes", dealVoteRoutes)
 app.use("/api/comments", commentRoutes)
 app.use("/api/account", accountSettingsRoutes)
+app.use("/api/user", userRoutes)
 
 app.listen(3000, () => console.log("Server running on http://localhost:3000"))
diff --git a/services/deal/commentService.js b/services/deal/commentService.js
index f59cd83..3b0f2b1 100644
--- a/services/deal/commentService.js
+++ b/services/deal/commentService.js
@@ -1,6 +1,5 @@
-// services/deal/commentService.js
-const { PrismaClient } = require("@prisma/client")
-const prisma = new PrismaClient()
+const dealDB = require("../../db/deal.db")
+const commentDB = require("../../db/comment.db")
 
 function assertPositiveInt(v, name = "id") {
   const n = Number(v)
@@ -11,56 +10,51 @@ function assertPositiveInt(v, name = "id") {
 async function getCommentsByDealId(dealId) {
   const id = assertPositiveInt(dealId, "dealId")
 
-  // Deal mevcut mu kontrol et
-  const deal = await prisma.deal.findUnique({ where: { id } })
+  const deal = await dealDB.findDeal({ id })
   if (!deal) throw new Error("Deal bulunamadı.")
 
-  return prisma.comment.findMany({
-    where: { dealId: id },
-    include: { user: { select: { username: true } } },
-    orderBy: { createdAt: "desc" },
-  })
+  const include = { user: { select: { username: true, avatarUrl: true } } }
+  return commentDB.findComments({ dealId: id }, { include })
 }
 
 async function createComment({ dealId, userId, text }) {
-  // Basit doğrulamalar
   const dId = assertPositiveInt(dealId, "dealId")
   const uId = assertPositiveInt(userId, "userId")
+
   if (!text || typeof text !== "string" || !text.trim())
     throw new Error("Yorum boş olamaz.")
 
-  // Deal var mı kontrol et
-  const deal = await prisma.deal.findUnique({ where: { id: dId } })
+  const deal = await dealDB.findDeal({ id: dId })
   if (!deal) throw new Error("Deal bulunamadı.")
 
-  // (Opsiyonel) Kullanıcı var mı kontrolü (ek güvenlik)
-  const user = await prisma.user.findUnique({ where: { id: uId } })
-  if (!user) throw new Error("Kullanıcı bulunamadı.")
+  const include = { user: { select: { username: true, avatarUrl: true } } }
+  const data = {
+    text: text.trim(),
+    userId: uId,
+    dealId: dId,
+  }
 
-  const comment = await prisma.comment.create({
-    data: {
-      text: text.trim(),
-      userId: uId,
-      dealId: dId,
-    },
-    include: {
-      user: { select: { username: true } },
-    },
-  })
-
-  return comment
+  return commentDB.createComment(data, { include })
 }
 
 async function deleteComment(commentId, userId) {
   const cId = assertPositiveInt(commentId, "commentId")
   const uId = assertPositiveInt(userId, "userId")
 
-  const comment = await prisma.comment.findUnique({ where: { id: cId } })
-  if (!comment) throw new Error("Yorum bulunamadı.")
-  if (comment.userId !== uId) throw new Error("Bu yorumu silme yetkin yok.")
+  const comments = await commentDB.findComments(
+    { id: cId },
+    { select: { userId: true } }
+  )
 
-  await prisma.comment.delete({ where: { id: cId } })
+  if (!comments || comments.length === 0) throw new Error("Yorum bulunamadı.")
+  if (comments[0].userId !== uId) throw new Error("Bu yorumu silme yetkin yok.")
+
+  await commentDB.deleteComment({ id: cId })
   return { message: "Yorum silindi." }
 }
 
-module.exports = { getCommentsByDealId, createComment, deleteComment }
+module.exports = {
+  getCommentsByDealId,
+  createComment,
+  deleteComment,
+}
diff --git a/services/deal/dealService.js b/services/deal/dealService.js
index 6aa2003..cc12c9d 100644
--- a/services/deal/dealService.js
+++ b/services/deal/dealService.js
@@ -1,12 +1,16 @@
-const { PrismaClient } = require("@prisma/client")
-const prisma = new PrismaClient()
+const dealDB = require("../../db/deal.db")
 
-
-async function getAllDeals(page = 1, limit = 10) {
+async function searchDeals(query, page = 1, limit = 10) {
   const skip = (page - 1) * limit
+  const where = {
+    OR: [
+      { title: { contains: query, mode: "insensitive" } },
+      { description: { contains: query, mode: "insensitive" } },
+    ],
+  }
 
   const [deals, total] = await Promise.all([
-    prisma.deal.findMany({
+    dealDB.findDeals(where, {
       skip,
       take: limit,
       orderBy: { createdAt: "desc" },
@@ -14,12 +18,40 @@ async function getAllDeals(page = 1, limit = 10) {
         user: { select: { username: true } },
         images: {
           orderBy: { order: "asc" },
-          take: 1, // sadece kapak fotoğrafı
+          take: 1,
           select: { imageUrl: true },
         },
       },
     }),
-    prisma.deal.count(),
+    dealDB.countDeals(where),
+  ])
+
+  return {
+    page,
+    total,
+    totalPages: Math.ceil(total / limit),
+    results: deals,
+  }
+}
+
+async function getAllDeals(page = 1, limit = 10) {
+  const skip = (page - 1) * limit
+
+  const [deals, total] = await Promise.all([
+    dealDB.findDeals({}, {
+      skip,
+      take: limit,
+      orderBy: { createdAt: "desc" },
+      include: {
+        user: { select: { username: true } },
+        images: {
+          orderBy: { order: "asc" },
+          take: 1,
+          select: { imageUrl: true },
+        },
+      },
+    }),
+    dealDB.countDeals(),
   ])
 
   return {
@@ -31,76 +63,71 @@ async function getAllDeals(page = 1, limit = 10) {
 }
 
 async function getDealById(id) {
-  return prisma.deal.findUnique({
-    where: { id: Number(id) },
-    include: {
-      user: { select: { username: true } },
-      images: {
-        orderBy: { order: "asc" }, // tüm fotoğrafları sırayla getir
-        select: { id: true, imageUrl: true, order: true },
+  return dealDB.findDeal(
+    { id: Number(id) },
+    {
+      include: {
+        user: { select: { username: true } },
+        images: {
+          orderBy: { order: "asc" },
+          select: { id: true, imageUrl: true, order: true },
+        },
       },
-    },
-  })
+    }
+  )
 }
 
-
-
 async function createDeal(data, userId) {
-  return prisma.deal.create({
-    data: {
-      title: data.title,
-      description: data.description,
-      url: data.url,
-      imageUrl: data.imageUrl,
-      price: data.price,
-      user: { connect: { id: userId } }, // JWT’den gelen userId burada bağlanır
-    },
-  })
+  const payload = {
+    title: data.title,
+    description: data.description,
+    url: data.url,
+    price: data.price,
+    user: { connect: { id: userId } },
+    images: data.images?.length
+      ? {
+          create: data.images.map((imgUrl, index) => ({
+            imageUrl: imgUrl,
+            order: index,
+          })),
+        }
+      : undefined,
+  }
+
+  return dealDB.createDeal(payload, { include: { images: true } })
 }
 
 async function voteDeal(dealId, userId, voteType) {
   if (!dealId || !userId || !voteType) throw new Error("Eksik veri")
 
-  const existingVote = await prisma.dealVote.findFirst({
-    where: { dealId, userId },
-  })
+  const existingVote = await dealDB.findVotes({ dealId, userId })
+  const vote = existingVote[0]
 
-  if (existingVote) {
-    await prisma.dealVote.update({
-      where: { id: existingVote.id },
-      data: { voteType },
-    })
+  if (vote) {
+    await dealDB.updateVote({ id: vote.id }, { voteType })
   } else {
-    await prisma.dealVote.create({
-      data: { dealId, userId, voteType },
-    })
+    await dealDB.createVote({ dealId, userId, voteType })
   }
 
-  const upvotes = await prisma.dealVote.count({
-    where: { dealId, voteType: "UP" },
-  })
-  const downvotes = await prisma.dealVote.count({
-    where: { dealId, voteType: "DOWN" },
-  })
-
+  const upvotes = await dealDB.countVotes({ dealId, voteType: "UP" })
+  const downvotes = await dealDB.countVotes({ dealId, voteType: "DOWN" })
   const score = upvotes - downvotes
 
-  await prisma.deal.update({
-    where: { id: dealId },
-    data: { score },
-  })
-
+  await dealDB.updateDeal({ id: dealId }, { score })
   return score
 }
 
 async function getVotes(dealId) {
-  const upvotes = await prisma.dealVote.count({
-    where: { dealId: Number(dealId), voteType: "UP" },
-  })
-  const downvotes = await prisma.dealVote.count({
-    where: { dealId: Number(dealId), voteType: "DOWN" },
-  })
+  const upvotes = await dealDB.countVotes({ dealId: Number(dealId), voteType: "UP" })
+  const downvotes = await dealDB.countVotes({ dealId: Number(dealId), voteType: "DOWN" })
   return { upvotes, downvotes, score: upvotes - downvotes }
 }
 
-module.exports = { getAllDeals, getDealById, createDeal, voteDeal, getVotes }
+module.exports = {
+  getAllDeals,
+  getDealById,
+  createDeal,
+  voteDeal,
+  getVotes,
+  searchDeals,
+}
diff --git a/services/profile/myProfileService.js b/services/profile/myProfileService.js
index 485858a..7768936 100644
--- a/services/profile/myProfileService.js
+++ b/services/profile/myProfileService.js
@@ -1,25 +1,30 @@
-const { PrismaClient } = require("@prisma/client")
-const prisma = new PrismaClient()
+const userDb = require("../../db/user.db")
+
+function assertPositiveInt(v, name = "id") {
+  const n = Number(v)
+  if (!Number.isInteger(n) || n <= 0) throw new Error(`Geçersiz ${name}.`)
+  return n
+}
 
 async function updateAvatarUrl(userId, url) {
-  return await prisma.user.update({
-    where: { id: userId },
-    data: { avatarUrl: url },
-    select: { id: true, username: true, avatarUrl: true },
-  })
+  const id = assertPositiveInt(userId, "userId")
+  if (!url || typeof url !== "string" || !url.trim())
+    throw new Error("Geçersiz URL.")
+
+  const select = { id: true, username: true, avatarUrl: true }
+  return userDb.updateUser({ id }, { avatarUrl: url.trim() }, { select })
 }
 
 async function getUserProfile(userId) {
-  return await prisma.user.findUnique({
-    where: { id: userId },
-    select: {
-      id: true,
-      username: true,
-      email: true,
-      avatarUrl: true,
-      createdAt: true,
-    },
-  })
+  const id = assertPositiveInt(userId, "userId")
+  const select = {
+    id: true,
+    username: true,
+    email: true,
+    avatarUrl: true,
+    createdAt: true,
+  }
+  return userDb.findUser({ id }, { select })
 }
 
 module.exports = {
diff --git a/services/supabase/supabaseUploadService.js b/services/supabase/supabaseUploadService.js
index 1f8c4eb..a383dfa 100644
--- a/services/supabase/supabaseUploadService.js
+++ b/services/supabase/supabaseUploadService.js
@@ -5,7 +5,7 @@ const supabase = createClient(process.env.SUPABASE_URL, process.env.SUPABASE_KEY
 async function uploadProfileImage(userId, file) {
   const path = `avatars/${userId}_${Date.now()}.jpg`
   const { data, error } = await supabase.storage
-    .from("avatars")
+    .from("deal")
     .upload(path, file.data, {
       contentType: "image/jpeg",
       upsert: true,