From 46411667d604f9428cd8f98d3e1cb0bf19e73d07 Mon Sep 17 00:00:00 2001
From: IZZY <izzy.patterson@dyson.com>
Date: Mon, 19 May 2025 12:42:13 +0100
Subject: [PATCH] imports

---
 prisma/schema.prisma                 | 26 +++++++++++
 src/app/api/import-requests/route.ts | 67 ++++++++++++++++++++++++++++
 2 files changed, 93 insertions(+)
 create mode 100644 src/app/api/import-requests/route.ts

diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 3e0e8c6..c7a2f1f 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -4,6 +4,21 @@ datasource db {
     url      = env("DATABASE_URL")
 }
 
+// Enums for Request
+enum RequestType {
+    NEW_USER
+    CHANGE_LEVEL
+    DELETE
+}
+
+enum RequestOutcome {
+    FULFILLED
+    REJECTED
+    IN_PROGRESS
+    CANCELLED
+    OTHER
+}
+
 // User model
 model User {
     id                 Int        @id @default(autoincrement())
@@ -14,6 +29,17 @@ model User {
     role               String     @default("GUEST") @db.VarChar(10) // ADMIN, SCIENTIST, GUEST
     scientist          Scientist? @relation
     purchasedArtefacts Artefact[] @relation("UserPurchasedArtefacts")
+    requests           Request[]  @relation("UserRequests")
+}
+
+// Request model
+model Request {
+    id               Int            @id @default(autoincrement())
+    createdAt        DateTime       @default(now())
+    requestType      RequestType
+    requestingUser   User           @relation("UserRequests", fields: [requestingUserId], references: [id])
+    requestingUserId Int
+    outcome          RequestOutcome @default(IN_PROGRESS)
 }
 
 // Scientist model
diff --git a/src/app/api/import-requests/route.ts b/src/app/api/import-requests/route.ts
new file mode 100644
index 0000000..e792b66
--- /dev/null
+++ b/src/app/api/import-requests/route.ts
@@ -0,0 +1,67 @@
+import { NextResponse } from "next/server";
+import { PrismaClient, RequestType, RequestOutcome } from "@prisma/client";
+import fs from "fs/promises";
+import path from "path";
+import { parse } from "csv-parse/sync";
+
+// Path to CSV file
+const csvFilePath = path.resolve(process.cwd(), "public/requests.csv");
+const prisma = new PrismaClient();
+
+type CsvRow = {
+  RequestType: string;
+  RequestingUserId: string; // User id as string in CSV
+  Outcome?: string;         // optional; default is IN_PROGRESS if not supplied
+};
+
+// Valid enums for checking
+const validRequestTypes = Object.values(RequestType);
+const validOutcomes = Object.values(RequestOutcome);
+
+function normalizeRequestType(type: string | undefined): RequestType {
+  if (!type) return RequestType.NEW_USER;
+  const norm = type.trim().toUpperCase().replace(" ", "_");
+  return (validRequestTypes.includes(norm as any) ? norm : RequestType.NEW_USER) as RequestType;
+}
+
+function normalizeOutcome(outcome: string | undefined): RequestOutcome {
+  if (!outcome) return RequestOutcome.IN_PROGRESS;
+  const norm = outcome.trim().toUpperCase().replace(" ", "_");
+  return (validOutcomes.includes(norm as any) ? norm : RequestOutcome.IN_PROGRESS) as RequestOutcome;
+}
+
+export async function POST() {
+  try {
+    // 1. Read the CSV file
+    const fileContent = await fs.readFile(csvFilePath, "utf8");
+
+    // 2. Parse the CSV
+    const records: CsvRow[] = parse(fileContent, {
+      columns: true,
+      skip_empty_lines: true,
+    });
+
+    // 3. Transform each record for Prisma
+    const requests = records.map(row => ({
+      requestType: normalizeRequestType(row.RequestType),
+      requestingUserId: parseInt(row.RequestingUserId, 10),
+      outcome: normalizeOutcome(row.Outcome),
+    }));
+
+    // (optional) Filter out rows missing requestingUserId
+    const filteredRequests = requests.filter(r => !isNaN(r.requestingUserId));
+
+    // 4. Bulk create requests in database
+    await prisma.request.createMany({
+      data: filteredRequests,
+      skipDuplicates: true, // in case request id/user-id already exists
+    });
+
+    return NextResponse.json({ success: true, count: filteredRequests.length });
+  } catch (error: any) {
+    console.error(error);
+    return NextResponse.json({ success: false, error: error.message }, { status: 500 });
+  } finally {
+    await prisma.$disconnect();
+  }
+}
\ No newline at end of file