Adjust to new prisma migration methodology

(Needs DB schema support to reach parity with old.)

.github/workflows/bank.yml

@@ -72,4 +72,5 @@ jobs:
           # The default PostgreSQL port
           POSTGRES_PORT: 5432
           BANK_PORT: 8081
-          BANK_SCHEMA: banktest
+          # CB 6/6/2024 - temporary limitation
+          BANK_SCHEMA: public

bank/bank-backend/dbos-config.yaml

@@ -6,6 +6,8 @@ database:
   app_db_name: 'bank'
   password: ${PGPASSWORD}
   app_db_client: "prisma"
+  migrate:
+    - npx prisma migrate deploy
 runtimeConfig:
   port: 8081
 application:

bank/bank-backend/generate_env.js

@@ -0,0 +1,16 @@
+const { parseConfigFile } = require('@dbos-inc/dbos-sdk/dist/src/dbos-runtime/config');
+const fs = require('node:fs');
+const path = require('node:path');
+
+// Load the configuration file
+const [dbosConfig, ] = parseConfigFile();
+
+// Write out the .env file
+const databaseURL = `postgresql://${dbosConfig.poolConfig.user}:${dbosConfig.poolConfig.password}@${dbosConfig.poolConfig.host}:${dbosConfig.poolConfig.port}/${dbosConfig.poolConfig.database}?schema=${process.env['BANK_SCHEMA']}`;
+
+try {
+  fs.writeFileSync(path.join(process.cwd(), 'prisma', '.env'), `DATABASE_URL="${databaseURL}"`);
+  console.log("Wrote database URL to the prisma/.env file.");
+} catch (error) {
+  console.error("Error writing prisma/.env file:", error.message);
+}

bank/bank-backend/package.json

@@ -5,9 +5,9 @@
   "main": "dist/main.js",
   "types": "dist/main.d.js",
   "scripts": {
-    "build": "npx prisma generate && tsc",
+    "build": "node generate_env.js && npx prisma generate && tsc",
     "start": "node .",
-    "test": "jest --detectOpenHandles",
+    "test": "npm run build && npx dbos migrate && jest --detectOpenHandles",
     "lint-fix": "eslint --ext .ts --fix .",
     "lint": "eslint --ext .ts ."
   },

bank/bank-backend/prisma/.env

@@ -1,7 +1 @@
-# Environment variables declared in this file are automatically made available to Prisma.
-# See the documentation for more detail: https://pris.ly/d/prisma-schema#accessing-environment-variables-from-the-schema
-
-# Prisma supports the native connection string format for PostgreSQL, MySQL, SQLite, SQL Server, MongoDB and CockroachDB.
-# See the documentation for all the connection string options: https://pris.ly/d/connection-strings
-
-DATABASE_URL=postgresql://bank:${PGPASSWORD}@localhost:5432/bank?schema=${BANK_SCHEMA}
+DATABASE_URL="postgresql://bank:postgres@localhost:5432/bank?schema=testbank"