Merge pull request 'issue/fetch' (#21) from issue/fetch into master
Reviewed-on: #21
This commit is contained in:
commit
8ab67be4d8
24
.vscode/launch.json
vendored
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24
.vscode/launch.json
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@ -0,0 +1,24 @@
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{
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// Use IntelliSense to learn about possible attributes.
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// Hover to view descriptions of existing attributes.
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// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
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"version": "0.2.0",
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"configurations": [
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{
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"request": "launch",
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"name": "Launch Program",
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"type": "node",
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"program": "${workspaceFolder}/server.tsx",
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"cwd": "${workspaceFolder}",
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"runtimeExecutable": "C:\\Users\\Seth\\.deno\\bin\\deno.EXE",
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"runtimeArgs": [
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"run",
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"--no-lock",
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"--unstable",
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"--inspect-wait",
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"--allow-all"
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],
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"attachSimplePort": 9229
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}
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]
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}
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16
deno.lock
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16
deno.lock
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{
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"version": "2",
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"remote": {
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"http://localhost:4507/lib/iso.tsx": "edf1cf4c539900040c75824eac8472e0ec43098b13af4049bd79ddbd76a5346d",
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"https://esm.sh/preact@10.13.2/compat": "1cf68e0c8c6c84b60d42f30665403b67229c16ff5206824709b19df60ba9cdc3",
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"https://esm.sh/stable/preact@10.13.2/deno/compat.js": "3151a948abd84aa75dfc9e57733da7e1a45fff7a25de58c7b6025b923874b508",
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"https://esm.sh/stable/preact@10.13.2/deno/hooks.js": "c7a8e703bcbc6a05949f329b618c33d5d1ea5fee113ddcea44ff0f527af8556f",
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"https://esm.sh/stable/preact@10.13.2/deno/preact.mjs": "365fab897381f4f403f859c5d12939084560545567108cc90dae901bbe892578",
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"https://esm.sh/v116/preact@10.13.2/compat/src/index.d.ts": "d02f015638a40e32649151e011cfda7b520d66f7fbd3c12a28fa03de2a5e1421",
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"https://esm.sh/v116/preact@10.13.2/compat/src/suspense-list.d.ts": "b8e274324392157ce476ef3a48ae215c9f7003b08525d140645f19eab20d1948",
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"https://esm.sh/v116/preact@10.13.2/compat/src/suspense.d.ts": "81f5266e0977a94347505d11b8103024211f2b4f3b2eb2aa276a10d8fd169e65",
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"https://esm.sh/v116/preact@10.13.2/hooks/src/index.d.ts": "5c29febb624fc25d71cb0e125848c9b711e233337a08f7eacfade38fd4c14cc3",
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"https://esm.sh/v116/preact@10.13.2/src/index.d.ts": "65398710de6aa0a07412da79784e05e6e96763f51c7c91b77344d2d0af06385c",
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"https://esm.sh/v116/preact@10.13.2/src/jsx.d.ts": "9ac9b82c199fa7b04748807d750eba1a106c0be52041b8617416f88d6fc0a257"
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}
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}
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@ -1,16 +1,24 @@
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import TWPreTail from "https://esm.sh/v115/@twind/preset-tailwind@1.1.4/es2022/preset-tailwind.mjs";
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import TWPreAuto from "https://esm.sh/v115/@twind/preset-autoprefix@1.0.7/es2022/preset-autoprefix.mjs";
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import React from "react";
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import Component from "./deep/component.tsx";
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import * as Iso from "@eno/iso";
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const Comp = React.lazy(()=>import("./deep/component.tsx"));
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export default ()=>
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{
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return <div class="p-4 font-sans">
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<Iso.Metas title="Main Page!"/>
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<h1 class="my-2 font(bold serif) text(2xl)">Title!!</h1>
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<h2>subtitle</h2>
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<Component/>
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<nav class="p-4">
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<a class="text-red-500" href="/">Home</a>
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<a href="/about">About</a>
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</nav>
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<h1 class="my-2 font(bold serif) text(3xl)">Title!!</h1>
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<h2>suspended:</h2>
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<React.Suspense fallback={<div>Loading!</div>}>
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<Comp/>
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</React.Suspense>
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<Iso.Switch>
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<Iso.Case value="page">
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<Iso.Switch>
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@ -4,14 +4,20 @@ import * as Iso from "@eno/iso";
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export default ()=>
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{
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const [countGet, countSet] = React.useState(1);
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const [routeGet, routeSet] = Iso.Router.Consumer();
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type CatFact = {fact:string, length:number}|undefined;
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const [Data, Updating] = Iso.Fetch.Use(`https://catfact.ninja/fact`);
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console.log("render!!")
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return <div class="p-4 text-red-500">
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<Iso.Metas title="Component!"/>
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Route is: {routeGet.Path.toString()}
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<button className="p-4 bg-red-500 text-white" onClick={e=>{countSet(countGet+1); routeSet(["lol", "idk"], {count:countGet+1});}}>{countGet}</button>
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Component!!!
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Component Route is: {routeGet.Path.toString()}
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<button className="p-4 bg-green-500 text-white" onClick={e=>{countSet(countGet+1); routeSet(["lol", "idk"], {count:countGet+1});}}>{countGet}</button>
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<a href="/page/about-us" className="p-2 text(lg blue-500) font-bold">a link</a>
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<p>Data:{Data && (Data as CatFact)?.fact}</p>
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<p>Status:{Updating?'loading':'done'}</p>
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</div>;
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};
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35
fetch.test.tsx
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35
fetch.test.tsx
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@ -0,0 +1,35 @@
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import {Fetch} from "./lib/iso.tsx";
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const delay =async(inHandler:()=>void, inDelay:number):Promise<void>=>
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{
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return new Promise((accept)=>{
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setTimeout(()=>{
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accept(inHandler());
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}, inDelay);
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});
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};
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const queue = [1, 2, 3];
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while(queue.length)
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{
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await(delay(()=>{console.log(queue.pop())}, 1000))
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}
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console.log("all done!");
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/*
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let r1, r2, r3;
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delay(()=>{r1 = Fetch.Request(`https://catfact.ninja/fact`, undefined, 0.2); console.log(r1); }, 10);
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delay(()=>{r2 = Fetch.Request(`https://catfact.ninja/fact`, undefined, 0.2); console.log(r2); }, 20);
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delay(()=>{r3 = Fetch.Request(`https://catfact.ninja/fact`, undefined, 0.2); console.log(r3); }, 2000);
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await delay(()=>{}, 3000);
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console.log(r1);
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console.log(r2);
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console.log(r3);
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*/
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109
lib/iso.tsx
109
lib/iso.tsx
@ -159,3 +159,112 @@ export const Switch =({children}:{children:Children})=>
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};
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export const Case =({children, value}:{children:Children, value?:string, default?:true})=>null;
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export const useRouteVars =()=> React.useContext(SwitchContext).keys;
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export type FetchCachOptions = {CacheFor:number, CacheOnServer:boolean, DelaySSR:boolean, Seed:boolean};
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export type FetchRecord = {URL:string, Promise?:Promise<FetchRecord>, CachedAt:number, Error?:string, JSON?:object} & FetchCachOptions;
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type FetchGuide = [Record:FetchRecord, Init:boolean, Listen:boolean];
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export type FetchHookState = [Data:undefined|object, Updating:boolean];
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export const Fetch = {
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Cache:new Map() as Map<string, FetchRecord>,
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ServerBlocking:false as false|Promise<FetchRecord>[],
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ServerTouched:false as false|Set<FetchRecord>,
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ServerRemove:false as false|Set<FetchRecord>,
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Seed(seed:FetchRecord[])
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{
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seed.forEach(r=>{
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//r.Promise = Promise.resolve(r);
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Fetch.Cache.set(r.URL, r)
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});
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},
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DefaultOptions:{CacheFor:60, CacheOnServer:true, DelaySSR:true, Seed:true} as FetchCachOptions,
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Request(URL:string, Init?:RequestInit|null, CacheFor:number = 60, CacheOnServer:boolean = true, DelaySSR:boolean = true, Seed:boolean = true):FetchGuide
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{
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let check = Fetch.Cache.get(URL);
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const load =(inCheck:FetchRecord)=>
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{
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Fetch.Cache.set(URL, inCheck);
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inCheck.CachedAt = 0;
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inCheck.Promise = fetch(URL, Init?Init:undefined).then(resp=>resp.json()).then((json)=>{
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inCheck.JSON = json;
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inCheck.CachedAt = new Date().getTime();
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console.log(`...cached!`);
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return inCheck;
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});
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return inCheck;
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};
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if(!check)
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{
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// not in the cache
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// - listen
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console.log(`making new cache record...`);
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return [load({URL, CacheFor, CachedAt:0, CacheOnServer, DelaySSR, Seed}), false, true];
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}
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else if(check.CachedAt == 0)
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{
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// loading started but not finished
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// - listen
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// - possibly init if there is something in JSON
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console.log(`currently being cached...`);
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return [check, check.JSON ? true : false, true];
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}
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else
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{
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console.log(`found in cache...`);
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let secondsAge = (new Date().getTime() - check.CachedAt)/1000;
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if(secondsAge > check.CacheFor)
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{
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// cached but expired
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// - listen
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// - init
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console.log(`...outdated...`);
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return [load(check), true, true];
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}
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else
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{
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// cached and ready
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// - init
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console.log(`...retrieved!`);
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return [check, true, false];
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}
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}
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},
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Use(URL:string, Init?:RequestInit|null, Options?:FetchCachOptions)
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{
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const config = {...Fetch.DefaultOptions, ...Options};
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const [receipt, init, listen] = Fetch.Request(URL, Init, config.CacheFor, config.CacheOnServer, config.DelaySSR, config.Seed);
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const initialState:FetchHookState = init ? [receipt.JSON, listen] : [undefined, true];
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const [cacheGet, cacheSet] = React.useState(initialState);
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if(Fetch.ServerBlocking && Fetch.ServerTouched && config.DelaySSR) // if server-side rendering
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{
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if(listen) // if the request is pending
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{
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receipt.Promise && Fetch.ServerBlocking.push(receipt.Promise); // add promise to blocking list
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return [undefined, listen] as FetchHookState; // no need to return any actual data while waiting server-side
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}
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else // if request is ready
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{
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receipt.Seed && Fetch.ServerTouched.add(receipt); // add record to client seed list (if specified in receipt.seed)
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return [receipt.JSON, false] as FetchHookState;
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}
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}
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React.useEffect(()=>
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{
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if(listen)
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{
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//const receipt = Fetch.Request(URL, Init, CacheFor, CacheOnServer, DelaySSR);
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receipt.Promise?.then(()=>cacheSet([receipt.JSON, receipt.CachedAt === 0]));
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}
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}
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, []);
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return cacheGet;
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}
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};
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42
server.tsx
42
server.tsx
@ -2,6 +2,7 @@ import * as ESBuild from 'https://deno.land/x/esbuild@v0.14.45/mod.js';
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import * as MIME from "https://deno.land/std@0.180.0/media_types/mod.ts";
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import { debounce } from "https://deno.land/std@0.151.0/async/debounce.ts";
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import SSR from "https://esm.sh/v113/preact-render-to-string@6.0.2";
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import Prepass from "https://esm.sh/preact-ssr-prepass@1.2.0";
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import * as Twind from "https://esm.sh/@twind/core@1.1.3";
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import React from "react";
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import * as Iso from "@eno/iso";
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@ -35,7 +36,8 @@ const Transpileable =(inFilePath:string):boolean=>
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};
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const Transpile =async(inCode:string, inKey:string):Promise<string>=>
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{
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const transpile = await ESBuild.transform(inCode, { loader: "tsx", minify:true});
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const transpile = await ESBuild.transform(inCode, { loader: "tsx", sourcemap:"inline", minify:true, sourcefile:inKey});
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Transpiled.set(inKey, transpile.code);
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return transpile.code;
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};
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@ -221,10 +223,36 @@ FileListen("${url.pathname}", reloadHandler);`;
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}
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else
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{
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const results = Twind.extract(SSR(<Iso.Router.Provider url={url}><App/></Iso.Router.Provider>), TwindInst);
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Iso.Fetch.ServerBlocking = [];
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Iso.Fetch.ServerTouched = new Set();
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Iso.Fetch.ServerRemove = new Set();
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let app = <Iso.Router.Provider url={url}><App/></Iso.Router.Provider>;
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await Prepass(app)
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let bake = SSR(app);
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while(Iso.Fetch.ServerBlocking.length)
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{
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await Promise.all(Iso.Fetch.ServerBlocking);
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Iso.Fetch.ServerBlocking = [];
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// at this point, anything that was requested that was not cached, has now been loaded and cached
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// this next render will use cached resources. using a cached resource (if its "Seed" is true) adds it to the "touched" set.
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app = <Iso.Router.Provider url={url}><App/></Iso.Router.Provider>;
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await Prepass(app)
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bake = SSR(app);
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}
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const seed:Iso.FetchRecord[] = [];
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Iso.Fetch.ServerTouched.forEach((record)=>{
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const r:Iso.FetchRecord = {...record};
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delete r.Promise;
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seed.push(r);
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});
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Iso.Fetch.ServerTouched = false;
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const results = Twind.extract(bake, TwindInst);
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type = `text/html`;
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body = `<!doctype html>
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body =
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`<!doctype html>
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<html lang="en">
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<head>
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<title>${Iso.Meta.title}</title>
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@ -236,12 +264,14 @@ FileListen("${url.pathname}", reloadHandler);`;
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<body>
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<div id="app">${results.html}</div>
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<script type="module">
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import {render, createElement as H} from "react";
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import {hydrate, createElement as H} from "react";
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import * as Twind from "https://esm.sh/v115/@twind/core@1.1.3/es2022/core.mjs";
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import {default as App, CSS} from "@eno/app";
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import {Router} from "@eno/iso";
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import {Router, Fetch} from "@eno/iso";
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Twind.install(CSS);
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render( H(Router.Provider, null, H(App)), document.querySelector("#app"));
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Fetch.Seed(${JSON.stringify(seed)});
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const hmrWrap = H( ()=>H(App) );
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hydrate( H(Router.Provider, null, hmrWrap), document.querySelector("#app"));
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</script>
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</body>
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</html>`;
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|
Loading…
Reference in New Issue
Block a user