From 4613ff38e2aa678f59b4dfae9ee705cf77c8947a Mon Sep 17 00:00:00 2001
From: Seth Trowbridge <seth111@gmail.com>
Date: Sun, 23 Apr 2023 08:31:42 -0400
Subject: [PATCH 1/3] improved click handler

---
 lib/iso.tsx | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/lib/iso.tsx b/lib/iso.tsx
index 1bb54ea..df2df88 100644
--- a/lib/iso.tsx
+++ b/lib/iso.tsx
@@ -78,14 +78,19 @@ export const Router = {
             document.addEventListener("click", e=>
             {
                 const t = e.target as HTMLAnchorElement;
-                if(t.href)
+                const path = e.composedPath() as HTMLAnchorElement[];
+                for(let i=0; i<path.length; i++)
                 {
-                    const u = new URL(t.href);
-                    if(u.origin == document.location.origin)
+                    if(path[i].href)
                     {
-                        e.preventDefault();
-                        const parts = Router.Parse(u);
-                        routeUpdate(parts.Path, parts.Params, parts.Anchor);
+                        const u = new URL(t.href);
+                        if(u.origin == document.location.origin)
+                        {
+                            e.preventDefault();
+                            const parts = Router.Parse(u);
+                            routeUpdate(parts.Path, parts.Params, parts.Anchor);
+                        }
+                        return;
                     }
                 }
             })

From fafdeffeebc578a0013dcbba58121f91fd5fd42c Mon Sep 17 00:00:00 2001
From: Seth Trowbridge <seth111@gmail.com>
Date: Sun, 23 Apr 2023 22:17:39 -0400
Subject: [PATCH 2/3] metas reorgnaization started

---
 example/app.tsx            |  2 +-
 example/deep/component.tsx |  2 +-
 lib/iso.tsx                | 53 ++++++++++++++++++++++----------------
 server.tsx                 | 13 +++++++---
 4 files changed, 42 insertions(+), 28 deletions(-)

diff --git a/example/app.tsx b/example/app.tsx
index 2f4abe9..5fd8d5a 100644
--- a/example/app.tsx
+++ b/example/app.tsx
@@ -8,7 +8,7 @@ const Comp = React.lazy(()=>import("./deep/component.tsx"));
 export default ()=>
 {
     return <div class="p-4 font-sans">
-        <Iso.Metas title="Main Page!"/>
+        <Iso.Meta.Metas title="Main Page!"/>
         <nav class="p-4">
             <a class="text-red-500" href="/">Home</a>
             <a href="/about">About</a>
diff --git a/example/deep/component.tsx b/example/deep/component.tsx
index 7fa1bf2..6cc3a2c 100644
--- a/example/deep/component.tsx
+++ b/example/deep/component.tsx
@@ -13,7 +13,7 @@ export default ()=>
     console.log("render!!")
 
     return <div class="p-4 text-red-500">
-        <Iso.Metas title="Component!"/>
+        <Iso.Meta.Metas title="Component!"/>
         Component Route is: {routeGet.Path.toString()}
         <button className="p-4 bg-green-500 text-white" onClick={e=>{countSet(countGet+1); routeSet(["lol", "idk"], {count:countGet+1});}}>{countGet}</button>
         <a href="/page/about-us" className="p-2 text(lg blue-500) font-bold">a link</a>
diff --git a/lib/iso.tsx b/lib/iso.tsx
index df2df88..f000e79 100644
--- a/lib/iso.tsx
+++ b/lib/iso.tsx
@@ -1,33 +1,42 @@
 import React from "react";
 
+type MetasInputs = { [Property in MetaKeys]?: string };
 type Meta = {title:string, description:string, keywords:string, image:string, canonical:string }
 type MetaKeys = keyof Meta;
-export const Meta:Meta = {
-    title:"",
-    description:"",
-    keywords:"",
-    image:"",
-    canonical:""
-};
 
-type MetasInputs = { [Property in MetaKeys]?: string };
-export const Metas =(props:{concatListed?:boolean; dropUnlisted?:boolean}&MetasInputs):null=>
+export const Meta =
 {
-    const    additive = props.concatListed ? (key:MetaKeys, value:string)=> Meta[key] += value : (key:MetaKeys, value:string)=> Meta[key] = value;
-    const subtractive = props.dropUnlisted ? (key:MetaKeys)=> Meta[key] = "" : (key:MetaKeys)=> {};
-
-    Object.keys(Meta).forEach((key)=>{
-        const metaKey = key as MetaKeys;
-        const propValue = props[metaKey]||"";
-        propValue ? additive(metaKey, propValue) : subtractive(metaKey);
-    })
-    if(window.innerWidth)
+    Meta: {
+        title:"",
+        description:"",
+        keywords:"",
+        image:"",
+        canonical:""
+    } as Meta,
+    Context: React.createContext([{} as Meta, ()=>{}] as [Get:Meta, Set:React.StateUpdater<Meta>]),
+    Provider({children}:{children:Children})
     {
-        document.title = Meta.title;
+        const binding = React.useState(Meta.Meta);
+        return <Meta.Context.Provider value={binding}>{children}</Meta.Context.Provider>;
+    },
+    Metas(props:{concatListed?:boolean; dropUnlisted?:boolean}&MetasInputs):null
+    {
+        const    additive = props.concatListed ? (key:MetaKeys, value:string)=> Meta.Meta[key] += value : (key:MetaKeys, value:string)=> Meta.Meta[key] = value;
+        const subtractive = props.dropUnlisted ? (key:MetaKeys)=> Meta.Meta[key] = "" : (key:MetaKeys)=> {};
+    
+        Object.keys(Meta).forEach((key)=>{
+            const metaKey = key as MetaKeys;
+            const propValue = props[metaKey]||"";
+            propValue ? additive(metaKey, propValue) : subtractive(metaKey);
+        })
+        if(window.innerWidth)
+        {
+            document.title = Meta.Meta.title;
+        }
+    
+        return null;
     }
-
-    return null;
-}
+};
 
 
 export type Children = string | number | React.JSX.Element | React.JSX.Element[];
diff --git a/server.tsx b/server.tsx
index 385f1ff..e4992b3 100644
--- a/server.tsx
+++ b/server.tsx
@@ -226,7 +226,7 @@ FileListen("${url.pathname}", reloadHandler);`;
             Iso.Fetch.ServerBlocking = [];
             Iso.Fetch.ServerTouched = new Set();
             Iso.Fetch.ServerRemove = new Set();
-            let app = <Iso.Router.Provider url={url}><App/></Iso.Router.Provider>;
+            let app = <Iso.Router.Provider url={url}><Iso.Meta.Provider><App/></Iso.Meta.Provider></Iso.Router.Provider>;
             await Prepass(app)
             let bake = SSR(app);
             while(Iso.Fetch.ServerBlocking.length)
@@ -235,7 +235,7 @@ FileListen("${url.pathname}", reloadHandler);`;
                 Iso.Fetch.ServerBlocking = [];
                 // at this point, anything that was requested that was not cached, has now been loaded and cached
                 // this next render will use cached resources. using a cached resource (if its "Seed" is true) adds it to the "touched" set.
-                app = <Iso.Router.Provider url={url}><App/></Iso.Router.Provider>;
+                app = <Iso.Router.Provider url={url}><Iso.Meta.Provider><App/></Iso.Meta.Provider></Iso.Router.Provider>;
                 await Prepass(app)
                 bake = SSR(app);
             }
@@ -255,7 +255,7 @@ FileListen("${url.pathname}", reloadHandler);`;
 `<!doctype html>
 <html lang="en">
     <head>
-        <title>${Iso.Meta.title}</title>
+        <title>${Iso.Meta.Meta.title}</title>
         <meta name="viewport" content="width=device-width, initial-scale=1.0">
         <meta charset="utf-8"/>
         <style data-twind>${results.css}</style>
@@ -271,7 +271,12 @@ FileListen("${url.pathname}", reloadHandler);`;
             Twind.install(CSS);
             Fetch.Seed(${JSON.stringify(seed)});
             const hmrWrap = H( ()=>H(App) );
-            hydrate( H(Router.Provider, null, hmrWrap), document.querySelector("#app"));
+            hydrate(
+                H(Router.Provider, null,
+                    H(Meta.Provider, null, hmrWrap)
+                ),
+                document.querySelector("#app")
+            );
         </script>
     </body>
 </html>`;

From c8fbebe351fec81a836de2faeda743beb15f4a74 Mon Sep 17 00:00:00 2001
From: Seth Trowbridge <seth111@gmail.com>
Date: Tue, 25 Apr 2023 20:41:22 -0400
Subject: [PATCH 3/3] fix meta ordering and rendering

---
 example/app.tsx            |   7 ++-
 example/deep/component.tsx |   2 +-
 lib/iso.tsx                | 120 ++++++++++++++++++++++++++++++-------
 server.tsx                 |   2 +-
 4 files changed, 105 insertions(+), 26 deletions(-)

diff --git a/example/app.tsx b/example/app.tsx
index 5fd8d5a..996f759 100644
--- a/example/app.tsx
+++ b/example/app.tsx
@@ -22,7 +22,12 @@ export default ()=>
         <Iso.Switch>
             <Iso.Case value="page">
                 <Iso.Switch>
-                    <Iso.Case value="about-us">About us!</Iso.Case>
+                    <Iso.Case value="about-us">
+                        <>
+                            <Iso.Meta.Metas title="About US"/>
+                            About us!
+                        </>
+                    </Iso.Case>
                     <Iso.Case default>sorry no page</Iso.Case>
                 </Iso.Switch>
             </Iso.Case>
diff --git a/example/deep/component.tsx b/example/deep/component.tsx
index 6cc3a2c..39f4ed4 100644
--- a/example/deep/component.tsx
+++ b/example/deep/component.tsx
@@ -10,7 +10,7 @@ export default ()=>
     const [Data, Updating] = Iso.Fetch.Use(`https://catfact.ninja/fact`);
 
 
-    console.log("render!!")
+    console.log("component.tsx render!!")
 
     return <div class="p-4 text-red-500">
         <Iso.Meta.Metas title="Component!"/>
diff --git a/lib/iso.tsx b/lib/iso.tsx
index f000e79..ade2f4e 100644
--- a/lib/iso.tsx
+++ b/lib/iso.tsx
@@ -1,11 +1,14 @@
 import React from "react";
 
 type MetasInputs = { [Property in MetaKeys]?: string };
+type MetasModeArgs = {concatListed?:boolean; dropUnlisted?:boolean};
+type MetasStackItem = MetasModeArgs&MetasInputs&{id:string, depth:number}
 type Meta = {title:string, description:string, keywords:string, image:string, canonical:string }
 type MetaKeys = keyof Meta;
 
 export const Meta =
 {
+    Stack:[] as Array<MetasStackItem>,
     Meta: {
         title:"",
         description:"",
@@ -13,27 +16,98 @@ export const Meta =
         image:"",
         canonical:""
     } as Meta,
-    Context: React.createContext([{} as Meta, ()=>{}] as [Get:Meta, Set:React.StateUpdater<Meta>]),
+    Context: React.createContext([[], ()=>{}] as [Get:MetasStackItem[], Set:React.StateUpdater<MetasStackItem[]>]),
     Provider({children}:{children:Children})
     {
-        const binding = React.useState(Meta.Meta);
+        const binding = React.useState([] as MetasStackItem[]);
+        
+        React.useEffect(()=>{
+            const stack = binding[0];
+            const last = stack[stack.length-1];
+            console.log("updating page title", stack);
+            document.title = last?.title||"";
+        })
         return <Meta.Context.Provider value={binding}>{children}</Meta.Context.Provider>;
     },
-    Metas(props:{concatListed?:boolean; dropUnlisted?:boolean}&MetasInputs):null
+    Metas({concatListed=false, dropUnlisted=false, ...props}:MetasModeArgs&MetasInputs):null
     {
-        const    additive = props.concatListed ? (key:MetaKeys, value:string)=> Meta.Meta[key] += value : (key:MetaKeys, value:string)=> Meta.Meta[key] = value;
-        const subtractive = props.dropUnlisted ? (key:MetaKeys)=> Meta.Meta[key] = "" : (key:MetaKeys)=> {};
-    
-        Object.keys(Meta).forEach((key)=>{
-            const metaKey = key as MetaKeys;
-            const propValue = props[metaKey]||"";
-            propValue ? additive(metaKey, propValue) : subtractive(metaKey);
-        })
-        if(window.innerWidth)
-        {
-            document.title = Meta.Meta.title;
-        }
-    
+        const id = React.useId();
+        const [, metasSet] = React.useContext(Meta.Context);
+        const {depth} = React.useContext(SwitchContext);
+
+        React.useEffect(()=>{
+            metasSet((m)=>{
+                console.log(`adding meta`, props, depth);
+                const clone = [...m];
+                let i;
+                for(i=clone.length-1; i>-1; i--)
+                {
+                    if(clone[i].depth <= depth)
+                    {
+                        
+                        break;
+                    }
+                }
+                clone.splice(i+1, 0, {id, depth, concatListed, dropUnlisted, ...props});
+                return clone;
+            });
+            return ()=>
+            {
+                metasSet((m)=>{
+                    const clone = [...m];
+                    const ind = clone.findIndex(i=>i.id === id);      
+                    if(ind > -1)
+                    {
+                        console.log(`removing meta`, props, depth);
+                        clone.splice(ind, 1);
+                    } 
+                    return clone;
+                });
+
+            };
+        }, []);
+
+        React.useEffect(()=>{
+            metasSet((m)=>{
+                const clone = [...m];
+                const ind = clone.findIndex(i=>i.id === id);      
+                if(ind > -1)
+                {
+                    console.log(`updating meta`, props, depth);
+                    clone[ind] = {...clone[ind], ...props};
+                } 
+                return clone;
+            });
+        }, Object.keys(props).map( (key) => props[key as MetaKeys] ));
+
+        /*
+        React.useEffect(()=>{
+
+            metasSet((m)=>
+            {
+                const metas = {...m};
+
+                const    additive = concatListed ? (key:MetaKeys, value:string)=> metas[key] += value : (key:MetaKeys, value:string)=> metas[key] = value;
+                const subtractive = dropUnlisted ? (key:MetaKeys)=> metas[key] = "" : (key:MetaKeys)=> {};
+            
+                Object.keys(metas).forEach((key)=>{
+                    const metaKey = key as MetaKeys;
+                    const propValue = props[metaKey]||"";
+                    propValue ? additive(metaKey, propValue) : subtractive(metaKey);
+                });
+
+                Meta.Meta = metas;
+                console.log(Meta.Meta);
+
+                if(window.innerWidth)
+                {
+                    document.title = metas.title;
+                }
+
+                return metas;
+            });
+        }, [props]);
+        */
         return null;
     }
 };
@@ -163,7 +237,7 @@ export const Switch =({children}:{children:Children})=>
             }
             if(childCase?.props?.default && !fallback)
             {
-                console.log(routeSegment);
+                //console.log(routeSegment);
                 fallback = childCaseChildren;
             }
         } 
@@ -202,7 +276,7 @@ export const Fetch = {
             inCheck.Promise = fetch(URL, Init?Init:undefined).then(resp=>resp.json()).then((json)=>{
                 inCheck.JSON = json;
                 inCheck.CachedAt = new Date().getTime();
-                console.log(`...cached!`);
+                //console.log(`...cached!`);
                 return inCheck;
             });
             return inCheck;
@@ -213,7 +287,7 @@ export const Fetch = {
             // not in the cache
             // - listen
 
-            console.log(`making new cache record...`);
+            //console.log(`making new cache record...`);
             return [load({URL, CacheFor, CachedAt:0, CacheOnServer, DelaySSR, Seed}), false, true];
         }
         else if(check.CachedAt == 0)
@@ -222,26 +296,26 @@ export const Fetch = {
             // - listen
             // - possibly init if there is something in JSON
 
-            console.log(`currently being cached...`);
+            //console.log(`currently being cached...`);
             return [check, check.JSON ? true : false, true];
         }
         else
         {
-            console.log(`found in cache...`);
+            //console.log(`found in cache...`);
             let secondsAge = (new Date().getTime() - check.CachedAt)/1000;
             if(secondsAge > check.CacheFor)
             {
                 // cached but expired
                 // - listen
                 // - init
-                console.log(`...outdated...`);
+                //console.log(`...outdated...`);
                 return [load(check), true, true];
             }
             else
             {
                 // cached and ready
                 // - init
-                console.log(`...retrieved!`);
+                //console.log(`...retrieved!`);
                 return [check, true, false];
             }
 
diff --git a/server.tsx b/server.tsx
index e4992b3..af10b24 100644
--- a/server.tsx
+++ b/server.tsx
@@ -267,7 +267,7 @@ FileListen("${url.pathname}", reloadHandler);`;
             import {hydrate, createElement as H} from "react";
             import * as Twind from "https://esm.sh/v115/@twind/core@1.1.3/es2022/core.mjs";
             import {default as App, CSS} from "@eno/app";
-            import {Router, Fetch} from "@eno/iso";
+            import {Router, Fetch, Meta} from "@eno/iso";
             Twind.install(CSS);
             Fetch.Seed(${JSON.stringify(seed)});
             const hmrWrap = H( ()=>H(App) );