feat: ✨ migrate to postgres (#112)

.github/workflows/deploy-prod.yml

@@ -24,7 +24,6 @@ env:
   AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
   CERTIFICATE_ARN: ${{ secrets.CERTIFICATE_ARN }}
   DATABASE_URL: ${{ secrets.DATABASE_URL_PRODUCTION }}
-  DATABASE_URL_REGISTRAR_SCRAPER: ${{ secrets.DATABASE_URL_REGISTRAR_SCRAPER }}
   DATABASE_URL_WEBSOC_SCRAPER: ${{ secrets.DATABASE_URL_WEBSOC_SCRAPER }}
   HOSTED_ZONE_ID: ${{ secrets.HOSTED_ZONE_ID }}
   NODE_ENV: production

apps/api/src/routes/v1/rest/week/+endpoint.ts

@@ -19,12 +19,12 @@ export const GET = createHandler(async (event, context, res) => {
 
   try {
     const parsedQuery = QuerySchema.parse(query);
-    if (!parsedQuery.year) {
+    if (!parsedQuery.hasParams) {
       const [month, day, year] = new Date()
         .toLocaleString("en-US", { timeZone: "America/Los_Angeles" })
         .split(",")[0]
         .split("/")
-        .map((x) => parseInt(x, 10));
+        .map((x) => Number.parseInt(x, 10));
 
       parsedQuery.year = year;
       parsedQuery.month = month;

apps/api/src/routes/v1/rest/week/schema.ts

@@ -20,19 +20,10 @@ export const QuerySchema = z
       message: "The day provided is not valid for the month provided",
     },
   )
-  .or(
-    z.object({
-      year: z.undefined(),
-      month: z.undefined(),
-      day: z.undefined(),
-    }),
-  );
-
-z.setErrorMap((issue, ctx) => ({
-  message:
-    issue.code === z.ZodIssueCode.invalid_union
-      ? "All fields must either be provided or left blank"
-      : ctx.defaultError,
-}));
+  .transform((params) => ({
+    hasParams: true,
+    ...params,
+  }))
+  .or(z.null().transform(() => ({ year: -1, month: -1, day: -1, hasParams: false })));
 
 export type Query = z.infer<typeof QuerySchema>;

libs/db/prisma/schema.prisma

@@ -4,12 +4,13 @@ generator client {
 }
 
 datasource db {
-  provider          = "mysql"
-  url               = env("DATABASE_URL")
-  shadowDatabaseUrl = env("SHADOW_DATABASE_URL")
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
 }
 
-// Do not modify anything above this line unless you know what you are doing.
+// The parts above this line are used to configure the Prisma Client directly
+// and has nothing to do with the database schema.
+// You probably do not need to modify it.
 
 // Enums
 
@@ -86,23 +87,6 @@ model Course {
   terms             Json
 }
 
-model CoursePrereq {
-  courseId    String
-  forCourseId String
-
-  @@id([courseId, forCourseId])
-  @@unique([courseId, forCourseId], name: "idx")
-}
-
-model CourseHistory {
-  ucinetid String
-  courseId String
-  term     String
-
-  @@id([ucinetid, courseId, term])
-  @@unique([ucinetid, courseId, term], name: "idx")
-}
-
 model Instructor {
   ucinetid           String @id
   name               String

libs/db/sql/access_control.sql

@@ -0,0 +1,82 @@
+-- This file is used to control access to the API database.
+-- You probably do not need to modify this.
+ALTER DEFAULT PRIVILEGES IN SCHEMA dev
+GRANT
+SELECT
+  ON TABLES TO public;
+
+ALTER DEFAULT PRIVILEGES IN SCHEMA public
+GRANT
+SELECT
+  ON TABLES TO public;
+
+CREATE ROLE api_staging_user LOGIN;
+
+GRANT USAGE ON SCHEMA dev TO api_staging_user;
+
+GRANT
+SELECT
+  ON ALL TABLES IN SCHEMA dev TO api_staging_user;
+
+GRANT USAGE,
+SELECT
+  ON ALL SEQUENCES IN SCHEMA dev TO api_staging_user;
+
+GRANT INSERT ON dev."CalendarTerm" TO api_staging_user;
+
+CREATE ROLE api_prod_user LOGIN;
+
+GRANT USAGE ON SCHEMA public TO api_prod_user;
+
+GRANT
+SELECT
+  ON ALL TABLES IN SCHEMA public TO api_prod_user;
+
+GRANT USAGE,
+SELECT
+  ON ALL SEQUENCES IN SCHEMA public TO api_prod_user;
+
+GRANT INSERT ON public."CalendarTerm" TO api_prod_user;
+
+CREATE ROLE api_websoc_scraper LOGIN;
+
+GRANT USAGE ON SCHEMA public TO api_websoc_scraper;
+
+GRANT USAGE,
+SELECT
+  ON ALL SEQUENCES IN SCHEMA public TO api_websoc_scraper;
+
+GRANT
+SELECT
+,
+  INSERT,
+UPDATE,
+DELETE ON public."WebsocEnrollmentHistory" TO api_websoc_scraper;
+
+GRANT
+SELECT
+,
+  INSERT,
+UPDATE,
+DELETE ON public."WebsocSection" TO api_websoc_scraper;
+
+GRANT
+SELECT
+,
+  INSERT,
+UPDATE,
+DELETE ON public."WebsocSectionInstructor" TO api_websoc_scraper;
+
+GRANT
+SELECT
+,
+  INSERT,
+UPDATE,
+DELETE ON public."WebsocSectionMeeting" TO api_websoc_scraper;
+
+GRANT
+SELECT
+,
+  INSERT,
+UPDATE,
+DELETE ON public."WebsocSectionMeetingBuilding" TO api_websoc_scraper;

package.json

@@ -41,6 +41,7 @@
     "prettier": "3.1.0",
     "prettier-plugin-packagejson": "2.4.6",
     "prettier-plugin-prisma": "5.0.0",
+    "prettier-plugin-sql": "0.16.0",
     "turbo": "1.10.16",
     "typescript": "5.2.2",
     "unconfig": "0.3.11"