From c01004b4703330a7463710ec13308e92ae223ab1 Mon Sep 17 00:00:00 2001
From: Alex van Andel <me@alexvanandel.com>
Date: Fri, 15 Oct 2021 19:31:57 +0100
Subject: [PATCH] Chore: Remove whereAndSelect and fix typescript of main
 PrismaClient adapter (#966)

---
 lib/prisma.ts           | 47 +++++----------------
 test/lib/prisma.test.ts | 92 -----------------------------------------
 2 files changed, 10 insertions(+), 129 deletions(-)
 delete mode 100644 test/lib/prisma.test.ts

diff --git a/lib/prisma.ts b/lib/prisma.ts
index 0ae677b5a4..1cb7589397 100644
--- a/lib/prisma.ts
+++ b/lib/prisma.ts
@@ -1,45 +1,18 @@
 import { PrismaClient } from "@prisma/client";
 
-let prisma: PrismaClient;
-const globalAny: any = global;
-
-if (process.env.NODE_ENV === "production") {
-  prisma = new PrismaClient();
-} else {
-  if (!globalAny.prisma) {
-    globalAny.prisma = new PrismaClient({
-      log: ["query", "error", "warn"],
-    });
-  }
-  prisma = globalAny.prisma;
+declare global {
+  // eslint-disable-next-line no-var
+  var prisma: PrismaClient | undefined;
 }
 
-const pluck = (select: Record<string, boolean>, attr: string) => {
-  const parts = attr.split(".");
-  const alwaysAttr = parts[0];
-  const pluckedValue =
-    parts.length > 1
-      ? {
-          select: pluck(select[alwaysAttr] ? select[alwaysAttr].select : {}, parts.slice(1).join(".")),
-        }
-      : true;
-  return {
-    ...select,
-    [alwaysAttr]: pluckedValue,
-  };
-};
-
-/**
- * @deprecated
- * This function will always return `any` type,
- * See https://github.com/calendso/calendso/pull/460 for alternative approach
- */
-const whereAndSelect = (modelQuery, criteria: Record<string, unknown>, pluckedAttributes: string[]) =>
-  modelQuery({
-    where: criteria,
-    select: pluckedAttributes.reduce(pluck, {}),
+export const prisma =
+  globalThis.prisma ||
+  new PrismaClient({
+    log: ["query", "error", "warn"],
   });
 
-export { whereAndSelect };
+if (process.env.NODE_ENV !== "production") {
+  globalThis.prisma = prisma;
+}
 
 export default prisma;
diff --git a/test/lib/prisma.test.ts b/test/lib/prisma.test.ts
deleted file mode 100644
index e068be0f35..0000000000
--- a/test/lib/prisma.test.ts
+++ /dev/null
@@ -1,92 +0,0 @@
-import { expect, it } from "@jest/globals";
-
-import { whereAndSelect } from "@lib/prisma";
-
-it("can decorate using whereAndSelect", async () => {
-  whereAndSelect(
-    (queryObj) => {
-      expect(queryObj).toStrictEqual({ where: { id: 1 }, select: { example: true } });
-    },
-    { id: 1 },
-    ["example"]
-  );
-});
-
-it("can do nested selects using . seperator", async () => {
-  whereAndSelect(
-    (queryObj) => {
-      expect(queryObj).toStrictEqual({
-        where: {
-          uid: 1,
-        },
-        select: {
-          description: true,
-          attendees: {
-            select: {
-              email: true,
-              name: true,
-            },
-          },
-        },
-      });
-    },
-    { uid: 1 },
-    ["description", "attendees.email", "attendees.name"]
-  );
-});
-
-it("can handle nesting deeply", async () => {
-  whereAndSelect(
-    (queryObj) => {
-      expect(queryObj).toStrictEqual({
-        where: {
-          uid: 1,
-        },
-        select: {
-          description: true,
-          attendees: {
-            select: {
-              email: {
-                select: {
-                  nested: true,
-                },
-              },
-              name: true,
-            },
-          },
-        },
-      });
-    },
-    { uid: 1 },
-    ["description", "attendees.email.nested", "attendees.name"]
-  );
-});
-
-it("can handle nesting multiple", async () => {
-  whereAndSelect(
-    (queryObj) => {
-      expect(queryObj).toStrictEqual({
-        where: {
-          uid: 1,
-        },
-        select: {
-          description: true,
-          attendees: {
-            select: {
-              email: true,
-              name: true,
-            },
-          },
-          bookings: {
-            select: {
-              id: true,
-              name: true,
-            },
-          },
-        },
-      });
-    },
-    { uid: 1 },
-    ["description", "attendees.email", "attendees.name", "bookings.id", "bookings.name"]
-  );
-});