switch db from fauna to prisma & planetscale (#971)

lib/helpers/prisma.ts

@@ -0,0 +1,21 @@
+import { PrismaClient } from "@prisma/client";
+
+// PrismaClient is attached to the `global` object in development to prevent
+// exhausting your database connection limit.
+//
+// Learn more:
+// https://pris.ly/d/help/next-js-best-practices
+
+declare global {
+  // allow global `var` declarations
+  // eslint-disable-next-line no-var
+  var prisma: PrismaClient | undefined;
+}
+
+export const prisma =
+  global.prisma ||
+  new PrismaClient({
+    log: ["query"],
+  });
+
+if (process.env.NODE_ENV !== "production") global.prisma = prisma;

lib/migrations/hits-db.js

@@ -1,66 +0,0 @@
-// Initialize a new pageview database. For use with Fauna Schema Migrate:
-// https://github.com/fauna-labs/fauna-schema-migrate#readme
-
-import faunadb from "faunadb";
-const {
-  CreateCollection,
-  CreateIndex,
-  CreateFunction,
-  Query,
-  Collection,
-  Role,
-  Var,
-  Index,
-  Let,
-  Match,
-  Lambda,
-  Get,
-  Create,
-  Update,
-  Add,
-  Select,
-  If,
-  Exists,
-  ToInteger,
-} = faunadb.query;
-
-// initializes the empty database
-CreateCollection({ name: "hits" });
-
-// this allows us to quickly pull a post's corresponding row
-CreateIndex({
-  name: "hits_by_slug",
-  source: Collection("hits"),
-  terms: [
-    {
-      field: ["data", "slug"],
-    },
-  ],
-  unique: false,
-  serialized: true,
-});
-
-// a wrapper to get a post's row, add one to it, and return the new tally
-CreateFunction({
-  name: "increment_hit",
-  body: Query(
-    Lambda(
-      "slug",
-      Let(
-        { match: Match(Index("hits_by_slug"), Var("slug")) },
-        If(
-          Exists(Var("match")),
-          Let(
-            {
-              ref: Select("ref", Get(Var("match"))),
-              hits: ToInteger(Select("hits", Select("data", Get(Var("match"))))),
-            },
-            Update(Var("ref"), { data: { hits: Add(Var("hits"), 1) } })
-          ),
-          Create(Collection("hits"), { data: { slug: Var("slug"), hits: 1 } })
-        )
-      )
-    )
-  ),
-  role: Role("server"),
-});