feat(lagon): write .lagon/config.json on build (#996)

nitrojs · Feb 28, 2023 · ddf151b · ddf151b
1 parent c63e504
commit ddf151b
Showing 1 changed file with 33 additions and 5 deletions.
diff --git a/src/presets/lagon.ts b/src/presets/lagon.ts
@@ -1,8 +1,20 @@
 import type { PackageJson } from "pkg-types";
-import { resolve } from "pathe";
+import { resolve, relative } from "pathe";
 import { defineNitroPreset } from "../preset";
 import { writeFile } from "../utils";
 
+/**
+ * Both function_id and organization_id fields are required but only used when deploying the function
+ * Ref: https://github.com/lagonapp/lagon/blob/06093d051898d7603f356b9cae5e3f14078d480a/crates/cli/src/utils/deployments.rs#L34
+ */
+export interface LagonFunctionConfig {
+  function_id: string;
+  organization_id: string;
+  index: string;
+  client?: string;
+  assets?: string;
+}
+
 export const lagon = defineNitroPreset({
   extends: "base-worker",
   entry: "#internal/nitro/entries/lagon",
@@ -19,7 +31,24 @@ export const lagon = defineNitroPreset({
 
   hooks: {
     async compiled(nitro) {
-      // TODO: write lagon config when it's supported
+      // Write Lagon config
+      const root = nitro.options.output.dir;
+      const indexPath = relative(
+        root,
+        resolve(nitro.options.output.serverDir, "index.mjs")
+      );
+      const assetsDir = relative(root, nitro.options.output.publicDir);
+
+      await writeFile(
+        resolve(root, ".lagon", "config.json"),
+        JSON.stringify(<LagonFunctionConfig>{
+          function_id: "",
+          organization_id: "",
+          index: indexPath,
+          client: null,
+          assets: assetsDir,
+        })
+      );
 
       // Write package.json for deployment
       await writeFile(
@@ -28,9 +57,8 @@ export const lagon = defineNitroPreset({
           <PackageJson>{
             private: true,
             scripts: {
-              dev: "npx -p esbuild -p @lagon/cli lagon dev ./server/index.mjs -p ./public",
-              deploy:
-                "npx -p esbuild -p @lagon/cli lagon deploy ./server/index.mjs -p ./public",
+              dev: "npx -p esbuild -p @lagon/cli lagon dev",
+              deploy: "npx -p esbuild -p @lagon/cli lagon deploy",
             },
           },
           null,