Call apphosting local builds

Author: annajowang

npm-shrinkwrap.json

@@ -102,6 +102,8 @@
     ]
   },
   "dependencies": {
+    "@apphosting/build": "*",
+    "@apphosting/common": "^0.0.8",
     "@electric-sql/pglite": "^0.3.3",
     "@electric-sql/pglite-tools": "^0.2.8",
     "@google-cloud/cloud-sql-connector": "^1.3.3",

package.json

@@ -0,0 +1,38 @@
+import { localBuild as localApphostingBuild } from "@apphosting/build";
+import { OutputBundleConfig } from "@apphosting/common";
+import { BuildConfig, Env, Availability } from "../gcp/apphosting";
+import { readFileSync } from "fs";
+import { join } from "path";
+import { fileExistsSync } from "../fsutils";
+import { load } from "js-yaml";
+import { FirebaseError } from "../error";
+
+
+export async function localBuild(
+  projectRoot: string, framework: string): Promise<{annotations: Record<string, string>, buildConfig: BuildConfig}> {
+
+    const apphostingBuildOutput: OutputBundleConfig = await localApphostingBuild(projectRoot, framework);
+
+    const annotations: Record<string, string> = {};
+    Object.entries(apphostingBuildOutput.metadata).forEach(([key, value]) => {
+      annotations[key] = String(value);
+    });
+
+    const env: Env[] | undefined = apphostingBuildOutput.runConfig.environmentVariables?.map(
+      ( {variable, value, availability} : Env) => {
+	return {
+	  variable,
+	  value,
+	  availability,
+	};
+      });
+
+    return {
+      annotations,
+      buildConfig: {
+	runCommand: apphostingBuildOutput.runConfig.runCommand,
+	env,
+      },
+    }
+
+}