Setup for postgres database & schema for blogposts.

api/database/scripts/setupDatabase.js

@@ -0,0 +1,69 @@
+const path = require("path");
+const fs = require("fs");
+const fsPromises = require("fs/promises");
+
+if (global.__base == undefined)
+  global.__base = path.join(__dirname, "../..");
+
+const db = require("../index.js");
+
+const posts = `posts.sql`;
+const seed = `seed.sql`;
+
+// TODO this is not used
+const schemas = [
+  posts,
+  seed
+];
+
+
+const handleExit = (error=undefined) => {
+  if (error != undefined) {
+    console.log(`🚫 Exited with error: ${error}`);
+    process.exit(1);
+  }
+
+  console.log("✅ Exited setup successfully!");
+  process.exit(0);
+};
+
+
+const readSchemaFiles = () => {
+  const schemaFolder = path.join(__base, "database/schemas");
+  console.log("Reading schemas from folder:", schemaFolder);
+
+  return fsPromises.readdir(schemaFolder)
+    .then(files => files.map(filename => {
+      const filePath = path.join(schemaFolder, filename);
+      return fs.readFileSync(filePath, 'utf-8');
+    }))
+}
+
+const applyAll = schemas => {
+  schemas = schemas.reverse();
+
+  return schemas.reduce(async (prevPromise, schema) => {
+    const tableName = schema.split("CREATE TABLE IF NOT EXISTS ").pop().split(" (")[0];
+    console.log(`✏️  Applying schema: ${tableName}`);
+
+    await prevPromise;
+    return db.query(schema);
+  }, Promise.resolve());
+}
+
+
+
+/**
+ * Runner
+ */
+readSchemaFiles()
+  .then(schemas => applyAll(schemas))
+  .catch(err => handleExit(err))
+  .then(_ => process.exit(0))
+
+
+
+// db.connect()
+//   .then(client => setup(client, schemas))
+
+module.exports = db;