lots of changes

.vscode/launch.json

@@ -0,0 +1,13 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "request":"attach",
+            "name":"Attach",
+            "type": "node"
+        }
+    ]
+}

deno.json

@@ -3,6 +3,7 @@
     "version": "0.1.0",
     "exports": "./mod.ts",
     "tasks": {
-        "serve": "deno run -A --no-lock serve.tsx --path=./test"
+        "serve": "deno run -A --no-lock serve.tsx --path=./test --html=index.html",
+        "jsapi": "deno run -A --no-lock jsapi.tsx"
     }
 }

deno.lock

@@ -1,32 +0,0 @@
-{
-  "version": "3",
-  "packages": {
-    "specifiers": {
-      "jsr:@std/cli": "jsr:@std/cli@0.224.6"
-    },
-    "jsr": {
-      "@std/cli@0.224.6": {
-        "integrity": "98d7e17a70c1c24980baa2b9a511b29e0a460e7a3b8e3d4e220979d77d5f348e"
-      }
-    }
-  },
-  "remote": {
-    "https://deno.land/x/esbuild@v0.19.2/wasm.js": "5ffeb3d973e57351eb4d2d03ffafc8ce5672e946d0f0a786c4aed2ca29cec004",
-    "https://deno.land/x/jsonct@v0.1.0/mod.ts": "dba7e7f3529be6369f5c718e3a18b69f15ffa176006d2a7565073ce6c5bd9f3f",
-    "https://deno.land/x/jsonct@v0.1.0/src/_util/asserts.ts": "178dfc49a464aee693a7e285567b3d0b555dc805ff490505a8aae34f9cfb1462",
-    "https://deno.land/x/jsonct@v0.1.0/src/parse.ts": "a3a016822446b0584b40bae9098df480db5590a9915c9e3c623ba2801cf1b8df",
-    "https://esm.sh/esbuild-plugin-importmaps@1.0.0": "ab9e79660ff4d57d2ed7ef5e8516fbe0e79305267f22e1e7270d0a17ae0c2029",
-    "https://esm.sh/mime@4.0.3": "9e2ae6a32fa99974824ef71da6e10a921702bc82dd321802ad14b84ae68b515d",
-    "https://esm.sh/preact@10.22.0/compat/jsx-runtime": "a2f6ddc2ce374813df1c13826a9ad010e90b5a70a989f1069a367ef60dd52eb0",
-    "https://esm.sh/stable/preact@10.22.0/denonext/compat.js": "7c0b206984707cfef58efae492ea8d5212b8f620dd8c83294a5c832fb422c766",
-    "https://esm.sh/stable/preact@10.22.0/denonext/compat/jsx-runtime.js": "fecfa3df69d580507801575175087de9a2a9fc23bb4900004a1f4cbd5b362634",
-    "https://esm.sh/stable/preact@10.22.0/denonext/hooks.js": "09230113132c216bbc3847aaad11289771e088be1b0eb9e49cbc724faaeac205",
-    "https://esm.sh/stable/preact@10.22.0/denonext/jsx-runtime.js": "de60943799b1cbe6066c4f83f4ca71ef37011d7f5be7bef58ed980e8ff3f996a",
-    "https://esm.sh/stable/preact@10.22.0/denonext/preact.mjs": "20c9563e051dd66e053d3afb450f61b48f2fa0d0ce4f69f8f0a2f23c1ef090da",
-    "https://esm.sh/v135/@jspm/import-map@1.0.8/denonext/import-map.mjs": "fc291e729df6bef849df47df8893b64749785ca65fd5fe1d0e7969db5d3b63ea",
-    "https://esm.sh/v135/esbuild-plugin-importmaps@1.0.0/denonext/esbuild-plugin-importmaps.mjs": "08b603d074dd2861345f7d224c255c46d7f7213a283026552c492f465fe595ce",
-    "https://esm.sh/v135/mime@4.0.3/denonext/mime.mjs": "b0fd9fc3e38041cc74ea371133ae2d30e1d610f6c89f038c609a63cce1160d05",
-    "https://esm.sh/v135/mime@4.0.3/denonext/types/other.js": "45cb4b3bf4f070e2d92a2c60e67570fb73b6aac6672a86da50448a85ee15be1d",
-    "https://esm.sh/v135/mime@4.0.3/denonext/types/standard.js": "46a2e7cf4eec9dfed5e9928d6597aa01898030654c18e8be71facd4d904e4d1c"
-  }
-}

introspect.ts

@@ -1,10 +1,4 @@
 import { parse as JSONC } from "https://deno.land/x/jsonct@v0.1.0/mod.ts";
-import { parseArgs } from "jsr:@std/cli/parse-args";
-
-if(Deno.mainModule == import.meta.url)
-{
-    serve(parseArgs(Deno.args) as ServeArgs);
-}
 
 type JsonLike = { [key: string]: string | string[] | JsonLike; };
 
@@ -13,11 +7,13 @@ export const Root = new URL(`file://${Deno.cwd().replaceAll("\\", "/")}`).toStri
 export default async function HuntConfig(directory=Root)
 {
     let path:string, json:JsonLike|undefined;
-
+    console.log("searchig in directory", directory)
     const loadJSON =async(inPath:string)=>{
         try{
-            const resp = await fetch(directory + inPath);
+            const path = new URL(inPath, directory);
-            if(inPath.endsWith(".jsonc"))
+            console.log("looking at", path.href);
+            const resp = await fetch(path);
+            if(inPath.endsWith("./.jsonc"))
             {
                 const text = await resp.text();
                 json = JSONC(text) as JsonLike;
@@ -36,20 +32,20 @@ export default async function HuntConfig(directory=Root)
 
     try// look for `deno.json`
     {
-        json = await loadJSON("deno.json");
+        json = await loadJSON("./deno.json");
     }
     catch(_e)
     {
         
         try // look for `deno.jsonc`
         {
-            json = await loadJSON("deno.jsonc");
+            json = await loadJSON("./deno.jsonc");
         }
         catch(_e)
         {
             try // look in the vscode plugin settings
             {
-                json = await loadJSON(".vscode/settings.json")
+                json = await loadJSON("./.vscode/settings.json")
                 path = json ? json["deno.config"] as string : "";
                 json = undefined;
                 if(path)

jsapi.tsx

@@ -1,3 +1,9 @@
-import Bundle from "./mod.ts";
+import Bundle, { type ImportMap} from "./mod.ts";
+import Config from "./test/deno.json" with {type:"json"};
 
-Bundle({entryPoints:["./test/app.tsx"]}, {})
+const path = import.meta.resolve("./test/");
+const {outputFiles} = await Bundle(path, {entryPoints:["./app.tsx"]}, Config);
+for(const item of outputFiles)
+{
+    console.log(item.text);
+}

mod.ts

@@ -1,14 +1,14 @@
 import * as ESBuild from "https://deno.land/x/esbuild@v0.19.2/wasm.js";
 import * as Mapper from "https://esm.sh/esbuild-plugin-importmaps@1.0.0"; // https://github.com/andstellar/esbuild-plugin-importmaps
-import Introspect, {Root} from "./introspect.ts";
+import Introspect from "./introspect.ts";
 
 const prefix = "/_dot_importer_/";
-const resolvePlugin:ESBuild.Plugin = {
+const resolvePlugin =(fullPathDir:string):ESBuild.Plugin=>({
   name: "resolve-plugin",
   setup(build) {
     build.onResolve({ filter: /^(\.\/|\.\.\/).*/ }, (args)=>
     {
-      let resolveRoot = args.importer||Root;
+      let resolveRoot = args.importer||fullPathDir;
       if(resolveRoot.startsWith(prefix))
       {
         resolveRoot = resolveRoot.substring(prefix.length);
@@ -21,33 +21,31 @@ const resolvePlugin:ESBuild.Plugin = {
     });
     build.onLoad({ filter: /.*/, namespace:"http" }, async(args)=> {
       const fetchPath = args.path.substring(prefix.length);
+      console.log("fetch path", fetchPath);
       const result = await fetch(fetchPath);
       const contents = await result.text();
       return { contents, loader: `tsx` };
     });
   },
-};
+});
 
 await ESBuild.initialize({ worker: false });
 export type ImportMap = Parameters<typeof Mapper.importmapPlugin>[0];
 export type BuildOptions = ESBuild.BuildOptions;
 /**
  * 
+ * @param directory Full file:// or http(s):// path to the directory containing assets you want to build (needed to resolve relative imports)
  * @param buildOptions ESBuild "build" options (will be merged with "reasonable defaults") for docs: https://esbuild.github.io/api/#general-options
- * @param importMap 
+ * @param importMap An object to act as the import map ({imports:Record<string, string>}). If this is left blank, a configuration will be scanned for in the "directory"
  * @returns build result
  */
-export default async function(buildOptions={} as BuildOptions, importMap:ImportMap|string|false = false):Promise<ESBuild.BuildResult<ESBuild.BuildOptions>>
+export default async function(directory:string, buildOptions={} as BuildOptions, importMap?:ImportMap):Promise<ESBuild.BuildResult<ESBuild.BuildOptions>>
 {
-  if(importMap === false)
+  if(!importMap)
   {
-    importMap = await Introspect() as ImportMap;
+    importMap = await Introspect(directory) as ImportMap
   }
-  else if(typeof importMap === "string")
+  console.log("using import map", importMap);
-  {
-    importMap = await Introspect(importMap) as ImportMap;
-  }
-
   const configuration:ESBuild.BuildOptions = {
     entryPoints: ["entry"],
     bundle: true,
@@ -57,7 +55,7 @@ export default async function(buildOptions={} as BuildOptions, importMap:ImportM
     jsxImportSource: "react",
     ...buildOptions,
     plugins: [
-      resolvePlugin,
+      resolvePlugin(directory),
       Mapper.importmapPlugin(importMap) as ESBuild.Plugin,
       ...buildOptions.plugins||[]
     ]

serve.tsx

@@ -1,6 +1,7 @@
-import bundler from "./mod.ts";
 import mime from "https://esm.sh/mime@4.0.3";
 import { parseArgs } from "jsr:@std/cli/parse-args";
+import bundler, {type ESBuild, type ImportMap} from "./mod.ts";
+import Introspect from "./introspect.ts";
 
 if(Deno.mainModule == import.meta.url)
 {
@@ -8,10 +9,31 @@ if(Deno.mainModule == import.meta.url)
 }
 
 type ServeArgs = {path?:string, html?:string, port?:string|number};
-function serve(settings:ServeArgs):void
+async function serve(settings:ServeArgs):Promise<void>
 {
+    // etag hash
+    const ETag = new Date().getTime().toString();
+
+    // extra parsing
+    const ExtensionsJS = ["tsx", "ts", "jsx", "js", "jsx", "mjs"];
+    const PathExtensionType=(inPath:string)=>
+    {
+        const path = inPath.endsWith("/") ? inPath.substring(0, inPath.length-1) : inPath;
+        const posDot = path.lastIndexOf(".");
+        const extension = (posDot > path.lastIndexOf("/")) ? path.substring(posDot+1) : null;
+        let type:string|null = null
+        if(extension)
+        {
+            type = (ExtensionsJS.includes(extension)) ? "application/javascript" : mime.getType(extension);
+        }
+
+        return {path, extension, type};
+    }
+
+    // base path
     let basePath = "";
-    const SetDirectory =(inPath:string)=>{
+    let DenoConfig:ImportMap
+    const SetDirectory =async(inPath:string)=>{
         if(inPath.startsWith("http://")||inPath.startsWith("https://")||inPath.startsWith("file://"))
         {
             basePath = inPath;
@@ -25,107 +47,103 @@ function serve(settings:ServeArgs):void
             basePath = basePath + "/";
         }
         console.log("Base Path:", basePath);
+
+        DenoConfig = await Introspect(basePath) as ImportMap;
+        console.log("found config", DenoConfig);
     }
+    await SetDirectory(settings.path||"./");
 
-    SetDirectory(settings.path||"./");
+    // bundler
-
     const transpiled:Map<string, string> = new Map();
-    const ServeJSCode =(inText:string)=> new Response(inText, {headers:{"content-type":"application/javascript"}});
+    const defaultConfig:ESBuild.BuildOptions = { entryPoints:[] as string[], outdir:"/", entryNames: `[dir][name]`, splitting: true };
-    const ServeStatic =async(inPath:string)=>
+    const bundle =async(pathName:string, pathBase:string, buildConfig:ESBuild.BuildOptions = {}):Promise<string|void>=>
     {
-        try
+        const lookupKey = pathName.substring(0, pathName.lastIndexOf("."))+".js";
-        {
+        const lookup = transpiled.get(lookupKey);
-            const handle = await fetch(basePath+inPath.substring(1));
-            return new Response(handle.body, {headers:{"content-type": mime.getType(inPath)??""}})        
-        }
-        catch(_e)
-        {
-            console.log("404", inPath);
-            return resp404;
-        }
-    };
-    
-    const resp404 = new Response("404", {status:404});
-    let respIndex:false|Response|Promise<Response> = false;
-    if(settings.html)
-    {
-        if(settings.html.indexOf("<") != -1)
-        {
-            respIndex= new Response(settings.html, {headers:{"content-type":"text-html"}});
-        }
-        else
-        {
-            respIndex = ServeStatic(settings.html);
-        }
-    }
-    
-
-    Deno.serve({port:parseInt(settings.port as string)||8000}, async(req)=>{
-        const url = new URL(req.url);
-        const index = url.pathname.lastIndexOf(".");
-        if(index > -1)
-        {
-            const ext = url.pathname.substring(index+1);
-            if(ext === "ts" || ext == "tsx" || ext == "js" || ext == "jsx")
-            {
-                if(ext == "js")
-                {
-                    const lookup = transpiled.get(url.pathname);
         if(lookup)
         {
-                        return ServeJSCode(lookup);
+            return lookup;
-                    }
-                }
-                else
-                {
-                    const lookup = transpiled.get(url.pathname.substring(0, index)+".js");
-                    if(lookup)
-                    {
-                        return ServeJSCode(lookup);
-                    }
         }
+        buildConfig = {...defaultConfig, ...buildConfig}
+        buildConfig.entryPoints = [pathBase+pathName];
         try
         {
-                    const results = await bundler({
+            const results = await bundler(basePath, buildConfig, DenoConfig);
-                        entryPoints:[basePath+url.pathname],
-                        outdir:"/",
-                        entryNames: `[dir][name]`,
-                        splitting: true
-                    }, basePath);
             if(results.outputFiles)
             {
-                        results.outputFiles.forEach(output=>transpiled.set(output.path, output.text))
+                results.outputFiles.forEach(output=>{transpiled.set(output.path, output.text); console.log("building", output.path);})
-                        return ServeJSCode(results.outputFiles[0].text);
+                return results.outputFiles[0].text;
+            }            
+        }
+        catch(_e){return;}
+    };
+
+    // index html serving
+    const resp404 = new Response("404", {status:404});
+    const resp304 = new Response(null, {status:304});
+    let respIndexBody:false|string = false;
+    if(settings.html)
+    {
+        if(settings.html.indexOf("<") != -1) // if html is actual markup instead of a url
+        {
+            respIndexBody = settings.html;
         }
         else
         {
-                        throw(new Error("no output"));
+            const load = await fetch(basePath+settings.html);
+            respIndexBody = await load.text();
         }
     }
-                catch(_e)
+
+    ///// go
+    Deno.serve({port:parseInt(settings.port as string)||8000}, async(req)=>
     {
+        const checkHash = req.headers.get("if-none-match")
+        if(checkHash === ETag){
+            return resp304;
+        }
+
+        const url = new URL(req.url);
+        const {path, type} = PathExtensionType(url.pathname);
+        const headers = {"content-type":type||"", ETag, "Cache-Control":"max-age=3600"}
+
+        // serve javascript
+        if(type === "application/javascript")
+        {
+            const checkBuild = await bundle(path, basePath);
+            if(checkBuild)
+            {
+                return new Response(checkBuild, {headers});
+            }            
+        }
+
+        // serve static
+        if(type)
+        {
+            try{
+                const handle = await fetch(basePath+path.substring(1));
+                return new Response(handle.body, {headers});
+            }
+            catch(_e){
                 return resp404;
             }     
         }
-            else
-            {
-                return ServeStatic(url.pathname);
-            }
 
-        }
+        // serve routes/implied index html files
-
+        if(respIndexBody)
-        if(respIndex)
         {
-            return respIndex;
+            return new Response(respIndexBody, {headers});
         }
         else
         {
-            let indexLookup = url.pathname;
+            try{
-            if(!indexLookup.endsWith("/"))
+                const handle = await fetch(basePath+path.substring(1));
-            {
+                headers["content-type"] = "text/html"
-                indexLookup = indexLookup+"/";
+                return new Response(handle.body, {headers});
+            }
+            catch(_e){
+                return resp404;
             }
-            return ServeStatic(indexLookup+"index.html");            
         }
 
     });