fix meta ordering and rendering
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@ -22,7 +22,12 @@ export default ()=>
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<Iso.Switch>
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<Iso.Case value="page">
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<Iso.Switch>
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<Iso.Case value="about-us">About us!</Iso.Case>
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<Iso.Case value="about-us">
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<>
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<Iso.Meta.Metas title="About US"/>
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About us!
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</>
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</Iso.Case>
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<Iso.Case default>sorry no page</Iso.Case>
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</Iso.Switch>
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</Iso.Case>
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@ -10,7 +10,7 @@ export default ()=>
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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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console.log("component.tsx render!!")
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return <div class="p-4 text-red-500">
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<Iso.Meta.Metas title="Component!"/>
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120
lib/iso.tsx
120
lib/iso.tsx
@ -1,11 +1,14 @@
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import React from "react";
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type MetasInputs = { [Property in MetaKeys]?: string };
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type MetasModeArgs = {concatListed?:boolean; dropUnlisted?:boolean};
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type MetasStackItem = MetasModeArgs&MetasInputs&{id:string, depth:number}
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type Meta = {title:string, description:string, keywords:string, image:string, canonical:string }
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type MetaKeys = keyof Meta;
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export const Meta =
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{
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Stack:[] as Array<MetasStackItem>,
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Meta: {
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title:"",
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description:"",
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@ -13,27 +16,98 @@ export const Meta =
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image:"",
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canonical:""
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} as Meta,
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Context: React.createContext([{} as Meta, ()=>{}] as [Get:Meta, Set:React.StateUpdater<Meta>]),
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Context: React.createContext([[], ()=>{}] as [Get:MetasStackItem[], Set:React.StateUpdater<MetasStackItem[]>]),
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Provider({children}:{children:Children})
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{
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const binding = React.useState(Meta.Meta);
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const binding = React.useState([] as MetasStackItem[]);
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React.useEffect(()=>{
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const stack = binding[0];
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const last = stack[stack.length-1];
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console.log("updating page title", stack);
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document.title = last?.title||"";
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})
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return <Meta.Context.Provider value={binding}>{children}</Meta.Context.Provider>;
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},
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Metas(props:{concatListed?:boolean; dropUnlisted?:boolean}&MetasInputs):null
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Metas({concatListed=false, dropUnlisted=false, ...props}:MetasModeArgs&MetasInputs):null
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{
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const additive = props.concatListed ? (key:MetaKeys, value:string)=> Meta.Meta[key] += value : (key:MetaKeys, value:string)=> Meta.Meta[key] = value;
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const subtractive = props.dropUnlisted ? (key:MetaKeys)=> Meta.Meta[key] = "" : (key:MetaKeys)=> {};
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Object.keys(Meta).forEach((key)=>{
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const metaKey = key as MetaKeys;
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const propValue = props[metaKey]||"";
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propValue ? additive(metaKey, propValue) : subtractive(metaKey);
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})
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if(window.innerWidth)
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{
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document.title = Meta.Meta.title;
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}
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const id = React.useId();
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const [, metasSet] = React.useContext(Meta.Context);
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const {depth} = React.useContext(SwitchContext);
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React.useEffect(()=>{
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metasSet((m)=>{
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console.log(`adding meta`, props, depth);
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const clone = [...m];
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let i;
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for(i=clone.length-1; i>-1; i--)
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{
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if(clone[i].depth <= depth)
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{
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break;
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}
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}
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clone.splice(i+1, 0, {id, depth, concatListed, dropUnlisted, ...props});
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return clone;
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});
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return ()=>
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{
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metasSet((m)=>{
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const clone = [...m];
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const ind = clone.findIndex(i=>i.id === id);
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if(ind > -1)
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{
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console.log(`removing meta`, props, depth);
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clone.splice(ind, 1);
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}
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return clone;
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});
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};
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}, []);
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React.useEffect(()=>{
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metasSet((m)=>{
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const clone = [...m];
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const ind = clone.findIndex(i=>i.id === id);
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if(ind > -1)
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{
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console.log(`updating meta`, props, depth);
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clone[ind] = {...clone[ind], ...props};
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}
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return clone;
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});
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}, Object.keys(props).map( (key) => props[key as MetaKeys] ));
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/*
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React.useEffect(()=>{
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metasSet((m)=>
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{
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const metas = {...m};
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const additive = concatListed ? (key:MetaKeys, value:string)=> metas[key] += value : (key:MetaKeys, value:string)=> metas[key] = value;
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const subtractive = dropUnlisted ? (key:MetaKeys)=> metas[key] = "" : (key:MetaKeys)=> {};
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Object.keys(metas).forEach((key)=>{
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const metaKey = key as MetaKeys;
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const propValue = props[metaKey]||"";
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propValue ? additive(metaKey, propValue) : subtractive(metaKey);
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});
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Meta.Meta = metas;
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console.log(Meta.Meta);
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if(window.innerWidth)
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{
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document.title = metas.title;
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}
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return metas;
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});
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}, [props]);
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*/
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return null;
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}
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};
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@ -163,7 +237,7 @@ export const Switch =({children}:{children:Children})=>
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}
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if(childCase?.props?.default && !fallback)
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{
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console.log(routeSegment);
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//console.log(routeSegment);
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fallback = childCaseChildren;
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}
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}
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@ -202,7 +276,7 @@ export const Fetch = {
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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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//console.log(`...cached!`);
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return inCheck;
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});
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return inCheck;
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@ -213,7 +287,7 @@ export const Fetch = {
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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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//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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@ -222,26 +296,26 @@ export const Fetch = {
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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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//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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//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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//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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//console.log(`...retrieved!`);
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return [check, true, false];
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}
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@ -267,7 +267,7 @@ FileListen("${url.pathname}", reloadHandler);`;
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import {hydrate, createElement as H} from "react";
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import * as Twind from "https://esm.sh/v115/@twind/core@1.1.3/es2022/core.mjs";
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import {default as App, CSS} from "@eno/app";
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import {Router, Fetch} from "@eno/iso";
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import {Router, Fetch, Meta} from "@eno/iso";
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Twind.install(CSS);
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Fetch.Seed(${JSON.stringify(seed)});
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const hmrWrap = H( ()=>H(App) );
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