extrapolate into plugin

src/commands/build.ts

@@ -46,7 +46,35 @@ type BuildOptions = {
      */
     env?: string;
 };
+const CommandHandlerPlugin = (commandPaths: Array<{name: string}>, eventsPaths: Array<{name: string}>) => {
+    return {
+        name: "commandhandler",
+        setup(build) {
+            build.onEnd(async result => {
+               if(result.errors.length) return;
+               const commandsImports = commandPaths.map((fname, i) => 
+                   `import m${i} from "./commands/${fname.name}"`);
+               const eventImports = eventsPaths.map((fname, i) => 
+                   `import m${i} from "./events/${fname.name}"`);
+               const commandMapTemplate = 
+                   'export const __commands = new Map();\n ' +
+                   commandPaths.map((_, i) => `__commands.set(m${i}.meta.id, m${i});`).join("\n");
+               const eventsMapTemplate =
+                   'export const __events = new Map();\n ' +
+                   eventsPaths.map((_, i) => `__events.set(m${i}.meta.id, m${i});`).join("\n");
 
+               const presence = await glob("./src/presence.{ts,js}")
+               const startFile = 
+                    commandsImports.join('\n') + '\n' +
+                    eventImports.join('\n') + '\n' +
+                    (presence.length && `import p0 from './presence.js'`) + "\n"
+                    commandMapTemplate + "\n" +
+                    eventsMapTemplate + "\n"; 
+                await writeFile("./dist/handler.js", startFile);
+            })
+        }
+    } as esbuild.Plugin
+}
 const resolveBuildConfig = (path: string|undefined, language: string) => {
     if(language === 'javascript') {
         return path ?? p.resolve('jsconfig.json')
@@ -121,41 +149,20 @@ export async function build(options: Record<string, any>) {
         await mkdir(genDir, { recursive: true });
     }
     
-    const entryPoints = await glob(`./src/**/*{${validExtensions.join(',')}}`, { 
-        ignore: { childrenIgnored: p => p.isNamed('commands') },
-    });
-    const commandsPaths = await glob(`**/*`, { 
-        ignore: { ignored: p => p.isDirectory() },
-        cwd: "./src/commands/"
-    });
-    const eventsPaths = await glob(`**/*`, { 
-        ignore: { ignored: p => p.isDirectory() },
-        cwd: "./src/events/"
-    });
-    const eventNames = eventsPaths.map(p.parse);
-    const commandNames = commandsPaths.map(p.parse);
-    const commandsImports = commandNames.map((fname, i) => 
-        `import m${i} from "./${p.join(`./commands/${fname.name}.js`).split(p.sep).join(p.posix.sep)}"`);
-    const eventImports = eventNames.map((fname, i) => 
-        `import m${i} from "./${p.join(`./events/${fname.name}.js`).split(p.sep).join(p.posix.sep)}"`);
-    const commandMapTemplate = 
-        'export const __commands = new Map();\n ' +
-        commandNames.map((_, i) => `__commands.set(m${i}.meta.id, m${i});`).join("\n");
-    const eventsMapTemplate =
-        'export const __events = new Map();\n ' +
-        eventNames.map((_, i) => `__events.set(m${i}.meta.id, m${i});`).join("\n");
-
-    const presence = await glob("./src/presence.{ts,js}")
-    const startFile = 
-        commandsImports.join('\n') + '\n' +
-        eventImports.join('\n') + '\n' +
-        (presence.length ? `import p0 from './presence.js'\n` : `\n`) +
-        commandMapTemplate + "\n" +
-        eventsMapTemplate + "\n"; 
-
-    console.log(entryPoints)
-    console.log(commandsImports)
-    console.log(commandMapTemplate)
+    const entryPoints = await glob(`./src/**/*{${validExtensions.join(',')}}`);
+    const [commandsPaths, eventsPaths] = await Promise.all([
+        glob(`**/*`, { 
+            withFileTypes: true,
+            ignore: { ignored: p => p.isDirectory() },
+            cwd: "./src/commands/"
+        }),
+        glob(`**/*`, { 
+            withFileTypes: true,
+            ignore: { ignored: p => p.isDirectory() },
+            cwd: "./src/events/"
+        })
+    ])
+    
     const defVersion = () => JSON.stringify(packageJson().version);
     const define = {
         ...(buildConfig.define ?? {}),
@@ -169,17 +176,11 @@ export async function build(options: Record<string, any>) {
 
     //https://esbuild.github.io/content-types/#tsconfig-json
     await esbuild.build({
-        entryPoints: [
-            ...entryPoints,
-            ...commandsPaths.map(path => p.join("./src/commands", path)),
-            ...eventsPaths.map(path => p.join("./src/events", path))
-        ],
-        plugins: buildConfig.esbuildPlugins ?? [],
+        entryPoints,
+        plugins: [CommandHandlerPlugin(commandsPaths, eventsPaths)],
         ...defaultEsbuild(buildConfig.format!, buildConfig.tsconfig),
         define,
         dropLabels: [buildConfig.mode === 'production' ? '__DEV__' : '__PROD__', ...buildConfig.dropLabels!],
     });
 
-    console.log(startFile)
-    await writeFile("./dist/handler.js", startFile );
 }