feat: upgrade to TypeORM 0.3

backend/src/data/dataSource.ts

@@ -0,0 +1,45 @@
+import moment from "moment-timezone";
+import path from "path";
+import { DataSource } from "typeorm";
+import { env } from "../env";
+import { backendDir } from "../paths";
+
+moment.tz.setDefault("UTC");
+
+const entities = path.relative(process.cwd(), path.resolve(backendDir, "dist/backend/src/data/entities/*.js"));
+const migrations = path.relative(process.cwd(), path.resolve(backendDir, "dist/backend/src/migrations/*.js"));
+
+export const dataSource = new DataSource({
+  type: "mysql",
+  host: env.DB_HOST,
+  port: env.DB_PORT,
+  username: env.DB_USER,
+  password: env.DB_PASSWORD,
+  database: env.DB_DATABASE,
+  charset: "utf8mb4",
+  supportBigNumbers: true,
+  bigNumberStrings: true,
+  dateStrings: true,
+  synchronize: false,
+  connectTimeout: 2000,
+
+  logging: ["error", "warn"],
+
+  // Entities
+  entities: [entities],
+
+  // Pool options
+  extra: {
+    typeCast(field, next) {
+      if (field.type === "DATETIME") {
+        const val = field.string();
+        return val != null ? moment.utc(val).format("YYYY-MM-DD HH:mm:ss") : null;
+      }
+
+      return next();
+    },
+  },
+
+  // Migrations
+  migrations: [migrations],
+});