diff --git a/src/routers/paintings.ts b/src/routers/paintings.ts
index dae6090..e188116 100644
--- a/src/routers/paintings.ts
+++ b/src/routers/paintings.ts
@@ -1,14 +1,53 @@
-import { PrismaClient } from "@prisma/client"
+import { PrismaClient, PaintingAuthor, Painting, Author } from "@prisma/client"
 import express, { RequestHandler } from "express"
 import { z } from "zod"
 import { getPaintingQuery } from "../utils/queries.js"
 
 import fs from "fs"
 
-const paintingsRouter = express.Router()
-// const prisma = new PrismaClient()
+interface GraphQlPainting {
+	data: {
+		nodeQuery: {
+			entities: {
+				entityUuid: string
+				title: string
+				absolutePath: string
+				fieldOeuvreAuteurs: {
+					entity: {
+						fieldAuteurAuteur: {
+							entity: {
+								name: string
+							}
+						}
+					}
+				}[]
+				fieldVisuels: {
+					entity: {
+						publicUrl: string
+					}
+				}[]
+				fieldMusee: {
+					entity: {
+						name: string
+					}
+				}
+			}[]
+		}
+	}
+}
 
-const paintingParser = z
+interface ParsedPainting {
+	image_url: string
+	name: string
+	link: string
+	musuem: string
+	author: string
+}
+
+const paintingsRouter = express.Router()
+const prisma = new PrismaClient()
+
+const paintingParamsParser = z
 	.object({
 		uuid: z.string(),
 	})
@@ -20,7 +59,18 @@ const randomParser = z
 	})
 	.required()
 
-async function fetchPainting(uuid: string): Promise<unknown> {
+function parseGraphQlPainting(painting: GraphQlPainting): ParsedPainting {
+	const graphQlPainting = painting.data.nodeQuery.entities[0]
+	return {
+		image_url: graphQlPainting.fieldVisuels[0].entity.publicUrl,
+		name: graphQlPainting.title,
+		link: graphQlPainting.absolutePath,
+		musuem: graphQlPainting.fieldMusee.entity.name,
+		author: graphQlPainting.fieldOeuvreAuteurs[0].entity.fieldAuteurAuteur.entity.name,
+	}
+}
+
+function fetchPainting(uuid: string): Promise<GraphQlPainting> {
 	return new Promise((resolve, reject) => {
 		fetch("https://apicollections.parismusees.paris.fr/graphql", {
 			method: "POST",
@@ -35,32 +85,165 @@ async function fetchPainting(uuid: string): Promise<unknown> {
 	})
 }
 
-async function getRandomPaintings(limit: number): Promise<unknown[]> {
-	const paintingsUUIDs = JSON.parse(
-		fs.readFileSync("src/assets/paintingsUUID.json", "utf8")
-	)
-	const randomUUIDs = paintingsUUIDs.paintings
-		.sort(() => Math.random() - 0.5)
-		.slice(0, limit)
+async function getRandomPaintings(limit: number): Promise<(Painting | null)[]> {
+	const paintingsUUIDs = JSON.parse(fs.readFileSync("src/assets/paintingsUUID.json", "utf8"))
+	const randomUUIDs = paintingsUUIDs.paintings.sort(() => Math.random() - 0.5).slice(0, limit)
 
 	const paintings = []
 	for (const uuid of randomUUIDs) {
-		const painting = await fetchPainting(uuid)
-		paintings.push(painting)
+		const fetchedPainting = await fetchPainting(uuid)
+		const parsedPainting = parseGraphQlPainting(fetchedPainting)
+
+		const painting = await getPainting(undefined, parsedPainting.name)
+		if (!painting) {
+			const createdPaintingAuthor = await createPainting(parsedPainting)
+			paintings.push(await getPainting(createdPaintingAuthor.painting_id, undefined))
+			continue
+		}
+
+		await updatePaintingIfNeeded(painting, parsedPainting)
+		paintings.push(await getPainting(undefined, parsedPainting.name))
 	}
 
 	return paintings
 }
 
+async function createPainting(painting: ParsedPainting): Promise<PaintingAuthor> {
+	return await prisma.paintingAuthor.create({
+		data: {
+			painting: {
+				create: {
+					image_url: painting.image_url,
+					name: painting.name,
+					link: painting.link,
+					Musuem: {
+						connectOrCreate: {
+							where: {
+								name: painting.musuem,
+							},
+							create: {
+								name: painting.musuem,
+							},
+						},
+					},
+				},
+			},
+			author: {
+				connectOrCreate: {
+					where: {
+						fullname: painting.author,
+					},
+					create: {
+						fullname: painting.author,
+					},
+				},
+			},
+		},
+	})
+}
+
+async function getPainting(id?: number, name?: string): Promise<Painting | null> {
+	if (!id && !name) return null
+
+	return await prisma.painting.findUnique({
+		where: id ? { id } : { name },
+		include: { PaintingAuthor: { select: { author: true } } },
+	})
+}
+
+async function getPaintingAuthors(paintingId: number): Promise<(Author | null)[]> {
+	const paintingAuthors = (
+		await prisma.painting.findUnique({
+			where: { id: paintingId },
+			include: { PaintingAuthor: true },
+		})
+	)?.PaintingAuthor
+
+	if (!paintingAuthors) return []
+
+	const authors = []
+
+	for (const paintingAuthor of paintingAuthors) {
+		const author = await prisma.author.findUnique({
+			where: { id: paintingAuthor.author_id },
+		})
+		authors.push(author)
+	}
+
+	return authors
+}
+
+async function updatePainting(id: number, painting: ParsedPainting): Promise<Painting> {
+	return await prisma.painting.update({
+		where: {
+			id: id,
+		},
+		data: {
+			image_url: painting.image_url,
+			name: painting.name,
+			link: painting.link,
+			Musuem: {
+				connectOrCreate: {
+					where: {
+						name: painting.musuem,
+					},
+					create: {
+						name: painting.musuem,
+					},
+				},
+			},
+		},
+	})
+}
+
+async function updatePaintingIfNeeded(
+	painting: Painting,
+	parsedPainting: ParsedPainting
+): Promise<void> {
+	const paintingMusuem = (
+		await prisma.painting.findUnique({
+			where: {
+				id: painting.id,
+			},
+			select: {
+				Musuem: true,
+			},
+		})
+	)?.Musuem
+	const paintingAuthors = await getPaintingAuthors(painting.id)
+
+	if (
+		painting.image_url !== parsedPainting.image_url ||
+		painting.name !== parsedPainting.name ||
+		painting.link !== parsedPainting.link ||
+		paintingMusuem?.name !== parsedPainting.musuem ||
+		paintingAuthors?.[0]?.fullname !== parsedPainting.author
+	) {
+		updatePainting(painting.id, parsedPainting)
+	}
+}
+
 const paintingRouterGet: RequestHandler = async (req, res) => {
-	const parsedPainting = paintingParser.safeParse(req.params)
-	if (!parsedPainting.success) {
+	const parsedPaintingParams = paintingParamsParser.safeParse(req.params)
+	if (!parsedPaintingParams.success) {
 		res.status(400).send({ message: "Please provide valid painting UUID." })
 		return
 	}
 
-	const painting = await fetchPainting(parsedPainting.data.uuid)
-	res.send({ painting })
+	const fetchedPainting = await fetchPainting(parsedPaintingParams.data.uuid)
+	const parsedPainting = parseGraphQlPainting(fetchedPainting)
+
+	const painting = await getPainting(undefined, parsedPainting.name)
+	if (!painting) {
+		const createdPaintingAuthor = await createPainting(parsedPainting)
+		res.send({ painting: await getPainting(createdPaintingAuthor.painting_id, undefined) })
+		return
+	}
+
+	await updatePaintingIfNeeded(painting, parsedPainting)
+
+	res.send({ painting: await getPainting(undefined, parsedPainting.name) })
+	return
 }
 
 const paintingRouterGetRandoms: RequestHandler = async (req, res) => {
diff --git a/src/utils/queries.ts b/src/utils/queries.ts
index 7b828d0..6b94119 100644
--- a/src/utils/queries.ts
+++ b/src/utils/queries.ts
@@ -9,7 +9,6 @@ export function getPaintingQuery(uuid: string) {
       ... on NodeOeuvre {
         title
         absolutePath
-        fieldUrlAlias
         fieldOeuvreAuteurs {
           entity {
             fieldAuteurAuteur {
@@ -22,7 +21,6 @@ export function getPaintingQuery(uuid: string) {
         fieldVisuels {
           entity {
             name
-            vignette
             publicUrl
           }
         }