conflict merged

db/items.csv

@@ -1,4 +1,5 @@
-name,description,image,links,topics,creators,year,difficulty,cost
+name,description,image,links,topics,creators,year,difficulty,cost,rating,tags
+sapiens book image,,https://learn-awesome.github.io/assets/book_covers/23692271.jpg,book|https://learnawesome.org/items/6c2ef4c8-a018-430a-9173-3868310a03ea-sapiens-a-brief-history-of-humankind;video|https://www.youtube.com/watch?v=p5PvHlk3yig,history
 sapiens no image,,,book|https://learnawesome.org/items/6c2ef4c8-a018-430a-9173-3868310a03ea-sapiens-a-brief-history-of-humankind,history
 sapiens book image,,https://learn-awesome.github.io/assets/book_covers/23692271.jpg,book|https://learnawesome.org/items/6c2ef4c8-a018-430a-9173-3868310a03ea-sapiens-a-brief-history-of-humankind;video|https://www.youtube.com/watch?v=p5PvHlk3yig,history
 sapiens video image,,https://img.youtube.com/vi/p5PvHlk3yig/0.jpg,video|https://www.youtube.com/watch?v=p5PvHlk3yig,history;physics

db/topics.csv

@@ -1,6 +1,10 @@
 id,display_name,image,first_parent_topic_id,second_parent_topic_id
-physics,Physics
+physics,Physics,,,,
 mathematics,Maths,,physics,
-language.english,English
+language.english,English,,,,
 programming.java,Java,,,,
-history,History,,language.english,
+history,History,,language.english,
+programming.ruby,Ruby,,,,
+programming.rust,Rust,,,,
+programming.javascript,JS,,history,,
+programming.golang,Golang,,,,

src/AdvancedSearch.svelte

@@ -1,11 +1,18 @@
 <script>
   let query = '';
-  let results = [];
+  let result_items = [];
+  let result_topics = [];
 
   $: query && fetch(`/learn/items.json?_shape=array&name__contains=${query}`)
         .then(r => r.json())
         .then(data => {
-            results = data;
+            result_items = data;
+        });
+
+  $: query && fetch(`/learn/topics.json?_shape=array&display_name__contains=${query}`)
+        .then(r => r.json())
+        .then(data => {
+            result_topics = data;
         });
 </script>
 
@@ -42,14 +49,14 @@
           <p class="mt-2 text-gray-500">Quickly look for resources by running a global search.</p>
         </div>
         
-        {:else if results.length > 0}
+        {:else if result_items.length + result_topics.length > 0}
   
         <!-- Results, show/hide based on command palette state -->
         <ul class="max-h-80 scroll-pt-11 scroll-pb-2 space-y-2 overflow-y-auto pb-2" id="options" role="listbox">
           <li>
             <h2 class="bg-gray-100 py-2.5 px-4 text-xs font-semibold text-gray-900">Items</h2>
             <ul class="mt-2 text-sm text-gray-800">
-              {#each results as item}
+              {#each result_items as item}
               <li><a href="#/item/{item.rowid}" class="block cursor-default select-none px-4 py-2 hover:bg-indigo-600 hover:text-white cursor-pointer" id="option-1" role="option" tabindex="-1">{item.name}</a></li>
               {/each}
             </ul>
@@ -57,8 +64,8 @@
           <li>
             <h2 class="bg-gray-100 py-2.5 px-4 text-xs font-semibold text-gray-900">Topics</h2>
             <ul class="mt-2 text-sm text-gray-800">
-                {#each results as topic}
-                <li><a href="#/topic/{topic.name}" class="block cursor-default select-none px-4 py-2 hover:bg-indigo-600 hover:text-white cursor-pointer" id="option-1" role="option" tabindex="-1">{topic.name}</a></li>
+                {#each result_topics as topic}
+                <li><a href="#/topic/{topic.id}" class="block cursor-default select-none px-4 py-2 hover:bg-indigo-600 hover:text-white cursor-pointer" id="option-1" role="option" tabindex="-1">{topic.display_name}</a></li>
                 {/each}
             </ul>
           </li>

src/App.svelte

@@ -49,7 +49,7 @@
     {:else if currentView === "/topics"}
         <TopicList/>
     {:else if currentView.startsWith("/topic/")}
-        <TopicDetail topic={currentView.split("/")[2]}/>
+        <TopicDetail topicid={currentView.split("/")[2]}/>
     {:else if currentView === "/formats"}
         <FormatList/>
     {:else if currentView.startsWith("/format/")}

src/FormatList.svelte

@@ -1,34 +1,29 @@
 <script>
-    let dataPromise = getData();
-    async function getData() {
-        const res = await fetch(`/learn.json?_shape=array&sql=select+distinct(substr(links%2C1%2Cinstr(links%2C'|')-1))+as+name+from+items`)
-        if(res.ok){
-            return await res.json();
-        } else {
-            throw new Error()
-        }
-    }
+
 
 </script>
 
-{#await dataPromise}
-<p>Fetching data...</p>
-{:then formats}
+<div class="max-w-lg mx-auto grid gap-5 lg:grid-cols-3 lg:max-w-none">
 
-<div class="mt-6" style="columns: 6 240px; column-gap: 1rem;">
-    {#each formats as format}
-    <div tabindex="0" class="inline-block w-full mt-4 bg-white rounded-lg mt-4 px-4 py-4 shadow-lg focus:outline-none">
-        <a href="#/format/{format.name}"><h4 class="mt-1 p-1 text-gray-900 font-semibold text-lg">{ format.name }</h4></a>
-    
-        <div class="mt-2 flex flex-wrap text-sm text-gray-900">
-        </div>
-    
-        <p class="mt-2 text-sm text-right"><span>and 37 more.</span></p>
-    
+<a href="#/format/podcast" class="flex flex-col rounded-lg shadow-lg overflow-hidden transform transition ease-out duration-300 hover:scale-105 hover:shadow-xl">
+    <div class="flex-shrink-0">
+    <img class="h-48 w-full object-cover" src="https://images.unsplash.com/photo-1496128858413-b36217c2ce36?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1679&q=80" alt="">
     </div>
-    {/each}
-</div>
+    <h1 class="text-2xl font-bold p-2 bg-indigo-500 text-white">Podcasts</h1>
+</a>
 
-{:catch error}
-<p>{error.message}</p>
-{/await}
+<a href="#/format/book" class="flex flex-col rounded-lg shadow-lg overflow-hidden transform transition ease-out duration-300 hover:scale-105 hover:shadow-xl">
+    <div class="flex-shrink-0">
+    <img class="h-48 w-full object-cover" src="https://images.unsplash.com/photo-1547586696-ea22b4d4235d?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1679&q=80" alt="">
+    </div>
+    <h1 class="text-2xl font-bold p-2 bg-indigo-500 text-white">Books</h1>
+</a>
+
+<a href="#/format/video" class="flex flex-col rounded-lg shadow-lg overflow-hidden transform transition ease-out duration-300 hover:scale-105 hover:shadow-xl">
+    <div class="flex-shrink-0">
+    <img class="h-48 w-full object-cover" src="https://images.unsplash.com/photo-1492724441997-5dc865305da7?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=1679&q=80" alt="">
+    </div>
+    <h1 class="text-2xl font-bold p-2 bg-indigo-500 text-white">Videos</h1>
+</a>
+
+</div>

src/ItemCard.svelte

@@ -2,17 +2,10 @@
     export let item;
 </script>
 
-<div class="w-80 h-min p-2 bg-pink-300 rounded-md shadow-md grid-item">
-    <a href="#/item/{item.rowid}" class="aspect-video">
-        <div class=" flex flex-col justify-between items-center">
-            <img class="mb-6 float-left border border-purple-200 rounded-md shadow-md md:shadow-xl transform transition ease-out duration-300 hover:scale-105" 
-              src={item.image} alt="{item.name}">
-            <div class="flex flex-col items-start ">
-                <h1>kljdl kjlkjl lkjlkj lkj l kjhjk iuyuer ouueohh hljhk</h1>
-                <h2>Topics: <span>{item.topics}</span></h2>
-                <span>h-64 w-44</span>
-            </div>  
-        </div>
-    </a>
-</div>
+<a class="flex flex-col mb-8" href="#/item/{item.rowid}">
+    <img class="h-64 w-44 mr-6 mb-6 float-left border border-purple-200 rounded-md shadow-md md:shadow-xl transform transition ease-out duration-300 hover:scale-105" 
+      src={item.image} alt="">
+    <div class="flex-1 text-base font-semibold text-yellow-400">★ ★ ★ ★ ★</div>
+</a>
+
 

src/Masonry.svelte

@@ -0,0 +1,136 @@
+<!-- 
+    From https://svelte.dev/repl/d5ff70834832498882d1570b9355561e?version=3.24.1
+	An almost direct copy and paste of: https://css-tricks.com/a-lightweight-masonry-solution
+	Usage:
+		- stretchFirst stretches the first item across the top
+  <Masonry stretchFirst={true} >
+    {#each data as o}
+      <div class="_card _padding">
+        Here's some stuff {o.name}
+        <header>
+          <h3>{o.name}</h3>
+        </header>
+        <section>
+          <p>{o.text}</p> 
+        </section>
+      </div>
+    {/each}
+  </Masonry>
+ -->
+
+
+
+ <div bind:this={masonryElement} 
+ class={`__grid--masonry ${stretchFirst ? '__stretch-first' : ''}`}
+ style={`--grid-gap: ${gridGap}; --col-width: ${colWidth};`}
+ >
+<slot></slot>
+</div>
+
+
+
+<script>
+import { onMount, onDestroy, getContext, setContext, tick } from 'svelte'
+export let  stretchFirst = false,
+        gridGap = '0.5em',
+        colWidth = 'minmax(Min(20em, 100%), 1fr)',
+                    items = [] // pass in data if it's dynamically updated
+let grids = [], masonryElement
+
+const refreshLayout = async () => {
+grids.forEach(async grid => {
+/* get the post relayout number of columns */
+let ncol = getComputedStyle(grid._el).gridTemplateColumns.split(' ').length
+    
+grid.items.forEach(c => {
+  let new_h = c.getBoundingClientRect().height;
+  
+  if(new_h !== +c.dataset.h) {
+    c.dataset.h = new_h
+    grid.mod++
+  }
+});
+
+/* if the number of columns has changed */
+if(grid.ncol !== ncol || grid.mod) {
+  /* update number of columns */ 
+  grid.ncol = ncol;
+  /* revert to initial positioning, no margin */
+  grid.items.forEach(c => c.style.removeProperty('margin-top'))
+  /* if we have more than one column */
+  if(grid.ncol > 1) {
+    grid.items.slice(ncol).forEach((c, i) => {
+      let prev_fin = grid.items[i].getBoundingClientRect().bottom /* bottom edge of item above */, 
+            curr_ini = c.getBoundingClientRect().top /* top edge of current item */;
+      
+      c.style.marginTop = `${prev_fin + grid.gap - curr_ini}px`
+    })
+  }
+  
+  grid.mod = 0
+}
+})
+}
+
+const calcGrid = async (_masonryArr) => {
+await tick()
+if(_masonryArr.length && getComputedStyle(_masonryArr[0]).gridTemplateRows !== 'masonry') {
+grids = _masonryArr.map(grid => {
+            return {
+                _el: grid, 
+                gap: parseFloat(getComputedStyle(grid).gridRowGap),
+                items: [...grid.childNodes].filter(c => c.nodeType === 1 && +getComputedStyle(c).gridColumnEnd !== -1), 
+                ncol: 0, 
+                mod: 0
+            }
+    })
+refreshLayout() /* initial load */
+}
+}
+
+
+
+
+let _window
+onMount(() => {
+_window = window
+_window.addEventListener('resize', refreshLayout, false) /* on resize */
+})
+onDestroy(() => {
+if(_window) {
+  _window.removeEventListener('resize', refreshLayout, false) /* on resize */
+}
+})
+
+
+$: if(masonryElement) {
+calcGrid([masonryElement])
+}
+
+$: if(items) { // update if items are changed
+masonryElement = masonryElement // refresh masonryElement
+}
+</script>
+
+<!-- 
+$w: var(--col-width); // minmax(Min(20em, 100%), 1fr);
+$s: var(--grid-gap); // .5em;
+-->
+
+<style>
+:global(.__grid--masonry) {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, var(--col-width));
+  grid-template-rows: masonry;
+  justify-content: center;
+  grid-gap: var(--grid-gap);
+  padding: var(--grid-gap);
+  
+}
+:global(.__grid--masonry > *) { 
+    align-self: start 
+}
+:global(.__grid--masonry.__stretch-first > *:first-child) { 
+  grid-column: 1/ -1;
+}
+</style>

src/StarRating.svelte

@@ -0,0 +1,3 @@
+<script>
+    
+</script>

src/TopicCard.svelte

@@ -1,22 +0,0 @@
-<script>
-    export let topic;
-    import Icon from "./tailwindui/Icon.svelte"
-
-    $: abbr = topic.display_name.slice(0,2).toUpperCase()
-</script>
-
-<li class="col-span-1 flex shadow-sm rounded-md">
-    <div class="flex-shrink-0 flex items-center justify-center w-16 bg-pink-600 text-white text-sm font-medium rounded-l-md">{abbr}</div>
-    <div class="flex-1 flex items-center justify-between border-t border-r border-b border-gray-200 bg-white rounded-r-md truncate">
-      <div class="flex-1 px-4 py-2 text-sm truncate">
-        <a href={"/topic/" + topic.id} class="text-gray-900 font-medium hover:text-gray-600">{topic.display_name}</a>
-        <p class="text-gray-500">{topic.rowid} items</p>
-      </div>
-      <div class="flex-shrink-0 pr-2">
-        <button type="button" class="w-8 h-8 bg-white inline-flex items-center justify-center text-gray-400 rounded-full bg-transparent hover:text-gray-500 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500">
-          <span class="sr-only">Open options</span>
-          <Icon kind="dots"/>
-        </button>
-      </div>
-    </div>
-  </li>

src/TopicDetail.svelte

@@ -1,21 +1,19 @@
 <script>
-    import ItemCard from "./ItemCard.svelte";
+    import ItemCard from "./ItemCard.svelte"
+    import TopicMasonryGrid from "./TopicMasonryGrid.svelte"
 
-    export let topic;
+    export let topicid;
     let items = [];
 
-    $: fetch(`/learn/items.json?_shape=array&topics__contains=${topic}`)
+    $: fetch(`/learn/items.json?_shape=array&topics__contains=${topicid}`)
         .then(r => r.json())
         .then(data => {
             items = data;
         });  
 </script>
 
-<div class="md:flex md:items-center md:justify-between mb-8">
-    <div class="flex-1 min-w-0">
-      <h2 class="text-2xl font-bold leading-7 text-gray-900 sm:text-3xl sm:truncate">{topic}</h2>
-    </div>
-</div>
+
+<TopicMasonryGrid {topicid}/>
 
 <div class="grid grid-cols-1 gap-6 lg:grid-cols-2">
     {#each items as item}

src/TopicList.svelte

@@ -1,50 +1,6 @@
 <script>
-    import TopicCard from "./TopicCard.svelte"
-
-    let dataPromise = getData();
-    async function getData() {
-        const res = await fetch(`/learn/topics.json?_shape=array`)
-        if(res.ok){
-            return await res.json();
-        } else {
-            throw new Error()
-        }
-    }
-
-    function hierarchy(topics){
-        return topics.reduce((map, topic) => {
-            if(!topic.first_parent_topic_id) {
-                map.set(topic, []);
-            } else {
-                let parent = topics.find(t => t.id == topic.first_parent_topic_id)
-                map.set(parent, [...map.get(parent), topic])
-            }
-            return map;
-        }, new Map())
-    }
+    import TopicMasonryGrid from "./TopicMasonryGrid.svelte"
 </script>
 
-{#await dataPromise}
-<p>Fetching data...</p>
-{:then topics}
 
-<div class="mt-6" style="columns: 6 240px; column-gap: 1rem;">
-    {#each [...hierarchy(topics).keys()] as parent}
-    <div tabindex="0" class="inline-block w-full mt-4 bg-white rounded-lg mt-4 px-4 py-4 shadow-lg focus:outline-none">
-        <h4 class="mt-1 p-1 text-gray-900 font-semibold text-lg">{ parent.display_name }</h4>
-    
-        <div class="mt-2 flex flex-wrap text-sm text-gray-900">
-        {#each hierarchy(topics).get(parent) as child}
-            <a href={"#/topic/" + child.id} class="text-purple-600 no-underline hover:underline hover:text-purple-900 px-2">{child.display_name}</a>
-        {/each}
-        </div>
-    
-        <p class="mt-2 text-sm text-right"><span>and 37 more.</span></p>
-    
-    </div>
-    {/each}
-</div>
-
-{:catch error}
-<p>{error.message}</p>
-{/await}
+<TopicMasonryGrid />

src/TopicMasonryGrid.svelte

@@ -0,0 +1,52 @@
+<script>
+    import Masonry from './Masonry.svelte'
+    export let topicid; // undefined for top level
+    let topic;
+    let alltopics = [];
+    let tree = new Map();
+
+    function hierarchy(topics, rootid){
+        // rootid can be null
+        let hier = topics.reduce((map, topic) => {
+            if(topic.first_parent_topic_id == rootid) {
+                map.set(topic, []);
+            } else {
+                let parent = [...map.keys()].find(t => t.id == topic.first_parent_topic_id)
+                if(parent) map.set(parent, [...map.get(parent), topic])
+            }
+            return map;
+        }, new Map())
+        
+        return hier
+    }
+
+    $: fetch(`/learn/topics.json?_shape=array`)
+        .then(r => r.json())
+        .then(data => {
+            topic = data.find(t => t.id == topicid)
+            alltopics = data;
+        });
+
+    $: tree = hierarchy(alltopics, topic ? topic.id : "")
+
+</script>
+
+{#if topic}
+<h1 class="text-2xl font-bold">{topic.display_name}</h1>
+{/if}
+
+{#if [...tree.keys()].length > 0}
+<Masonry gridGap={'0.75rem'}>
+  {#each [...tree.keys()] as parent}
+  <div class="bg-white rounded-lg px-4 py-4 shadow-lg focus:outline-none">
+    <a href={"#/topic/" + parent.id}><span class="mt-1 p-1 text-gray-900 font-semibold text-lg">{ parent.display_name }</span></a>
+  
+      <div class="mt-2 flex flex-wrap text-sm text-gray-900">
+      {#each tree.get(parent) as child}
+          <a href={"#/topic/" + child.id} class="text-purple-600 no-underline hover:underline hover:text-purple-900 px-2">{child.display_name}</a>
+      {/each}
+      </div>    
+  </div>
+  {/each}
+</Masonry>
+{/if}

static/bundle.css

@@ -1 +1,3 @@
-h1.svelte-b0hmqh{background-color:yellow}
+.__grid--masonry{display:grid;grid-template-columns:repeat(auto-fit, var(--col-width));grid-template-rows:masonry;justify-content:center;grid-gap:var(--grid-gap);padding:var(--grid-gap)}.__grid--masonry > *{align-self:start 
+}.__grid--masonry.__stretch-first > *:first-child{grid-column:1/ -1}._padding.svelte-1wlh87t{padding:12px}._card.svelte-1wlh87t{border:1px solid #ccc
+      }._sticky.svelte-1wlh87t{position:sticky;top:12px}