use banner and footer

2 files changed, 22 insertions, 28 deletions

diff --git a/src/build.gleam b/src/build.gleam
index f0da63d..9f5a02b 100644
--- a/src/build.gleam
+++ b/src/build.gleam
@@ -1,31 +1,36 @@
-import gleam/io
+// import gleam/io
+// import gleam/result
 import gleam/javascript/promise.{type Promise}
-import gleam/result
 
 pub const prefix = "glv8"
 
 @external(javascript, "./build_ffi.mjs", "bundle_build")
 pub fn bundle_build(
-  entry f: String,
+  entry e: String,
   global g: String,
+  banner b: String,
+  footer f: String,
   outfile o: String,
-) -> Promise(Result(Nil, String))
-
-@external(javascript, "./build_ffi.mjs", "copy_build")
-pub fn copy_build(
-  json f: String,
-  outfile o: String,
-) -> Promise(Result(Nil, String))
+) -> Promise(Result(String, String))
 
 const entry = "./build/dev/javascript/glv8/bundle.mjs"
 
 const dist = "./dist/"
 
+const banner = "CREATE OR REPLACE FUNCTION glv8_init() RETURNS void LANGUAGE plv8 AS $function$"
+
+const footer = " = app.exports(); $function$"
+
 pub fn main() {
-  use r <- promise.await(bundle_build(entry, "app", dist <> "app.js"))
-  use _ <- promise.await(copy_build(dist <> "app.js", dist <> "glv8_init.sql"))
+  use r <- promise.await(bundle_build(
+    entry,
+    "app",
+    banner,
+    prefix <> footer,
+    dist <> "glv8_init.sql",
+  ))
 
   r
-  |> result.map_error(fn(e) { io.println_error(e) })
+  // |> result.map_error(fn(e) { io.println_error(e) })
   |> promise.resolve
 }
diff --git a/src/build_ffi.mjs b/src/build_ffi.mjs
index 7a4c045..962562c 100644
--- a/src/build_ffi.mjs
+++ b/src/build_ffi.mjs
@@ -1,10 +1,12 @@
 import { build, context } from 'esbuild'
 import { Ok, Error } from "./gleam.mjs"
 
-export function bundle_build(entry, global, out) {
+export function bundle_build(entry, global, ba, fo, out) {
   return new Promise(resolve => {
       build({
         entryPoints: [entry],
+        banner: {js: ba},
+        footer: {js: fo},
         bundle: true,
         minify: true,
         keepNames: true,
@@ -12,23 +14,10 @@ export function bundle_build(entry, global, out) {
         globalName: global,
         outfile: out,
       }).then(function(r){
-        resolve(new Ok(undefined))
+        resolve(new Ok(Nil))
       }).catch(function(e){
         resolve(new Error(JSON.stringify(e)))
       })
   })
 }
 
-export function copy_build(src, out) {
-  return new Promise(resolve => {
-      build({
-        entryPoints: [src],
-        loader: {'.js': 'copy'},
-        outfile: out,
-      }).then(function(r){
-        resolve(new Ok(undefined))
-      }).catch(function(e){
-        resolve(new Error(JSON.stringify(e)))
-      })
-  })
-}