Add horrible storage system

src/App.svelte

@@ -2,8 +2,27 @@
   import Card from './Card.svelte';
   import CardInput from './CardInput.svelte';
 
+  import { writable } from 'svelte/store';
   import LZString from 'lz-string';
 
+  const NO_CARD_MAGIC_STRING = "---";
+  let saved_cards = {};
+  let saved_cards_keys = [NO_CARD_MAGIC_STRING];
+  let selected_saved_card = NO_CARD_MAGIC_STRING;
+  const saved_cards_store = writable<object>(JSON.parse(localStorage.getItem("saved_cards")) || {} );
+  saved_cards_store.subscribe(v => {
+    if (Object.keys(v).length > 0) {
+      saved_cards = v;
+      saved_cards_keys = Object.keys(v).sort();
+    } else {
+      saved_cards = {};
+      saved_cards_keys = [NO_CARD_MAGIC_STRING]
+    }
+    selected_saved_card = saved_cards_keys[0];
+  })
+  saved_cards_store.update(n => n); // Dummy update
+  saved_cards_store.subscribe((value) => localStorage.setItem("saved_cards", JSON.stringify(value)));
+
   const MAX_CARDS = 9;
   let cards = [];
   let mhp = {
@@ -24,16 +43,21 @@
   function get_idx_by_id(id) {
     for(let idx = 0; idx < cards.length; idx++) {
       if(id === cards[idx].id) {
-	return idx
+	      return idx;
       }
     }
   }
 
-  //let card_selected = 0;
-  //$: selected_card = cards[card_selected];
+  function chunk(arr) {
+    let larr = [...arr], out = [];
+    while(larr.length) {
+      out = [...out, (larr.splice(0,MAX_CARDS))];
+    };
+    return out;
+  }
+  $: pages = chunk(cards);
 
   let selector = cards[0].id;
-  //$: selector = cards[card_selected].id;
   $: selected_card = cards.filter(x => x.id === selector)[0];
   $: selected_idx = get_idx_by_id(selector);
 
@@ -45,11 +69,9 @@
   }
   
   function add_card() {
-    if (cards.length < MAX_CARDS) {
     cards = [...cards, {id: cards[cards.length-1].id+1, ...mhp}];
     selector = cards[cards.length-1].id;
   }
-  }
 
   function remove_card() {
     console.log(cards);
@@ -63,27 +85,61 @@
       }
     }
   }
+
+  function save_card() {
+    saved_cards_store.update(n => {
+      let to_save = {};
+      for (let key in selected_card) {
+        if (key !== "id") {
+          to_save[key] = selected_card[key];
+        }
+      }
+      n[to_save["name"]] = to_save;
+      return n;
+    });
+  }
+
+  function load_card() {
+    if (selected_saved_card !== NO_CARD_MAGIC_STRING) {
+      let new_card = saved_cards[selected_saved_card];
+      selected_card.name = new_card.name;
+      selected_card.type = new_card.type;
+      selected_card.tags = new_card.tags;
+      selected_card.attributes = new_card.attributes;
+      selected_card.description = new_card.description;
+      cards = cards;
+    }
+  }
+
+  function delete_card() {
+    saved_cards_store.update(n => {
+      delete n[selected_saved_card];
+      return n;
+    })
+  }
 </script>
 
 <main>
   <section class="controls">
     <h1>PF2e card generator</h1>
-    <CardInput bind:name={selected_card.name} bind:type={selected_card.type} tags={selected_card.tags} bind:attributes={selected_card.attributes} bind:description={selected_card.description} on:change_tags={change_tags} on:add_card={add_card} on:remove_card={remove_card}/>
+    <CardInput bind:name={selected_card.name} bind:type={selected_card.type} tags={selected_card.tags} bind:attributes={selected_card.attributes} bind:description={selected_card.description} bind:saved_cards={saved_cards_keys} bind:selected_saved_card={selected_saved_card} on:change_tags={change_tags} on:add_card={add_card} on:remove_card={remove_card} on:save_card={save_card} on:load_card={load_card} on:delete_card={delete_card}/>
   </section>
+  {#each pages as page}
   <section class="cards">
-    {#each cards as card, idx (card.id)}
-      <div class="card">
+    {#each page as card, idx (card.id)}
+      <div class="card" style="break-after:avoid;">
 	<Card {...card}/>
 	<input class="card-selector" type="radio" bind:group={selector} value={card.id}/>
       </div>
     {/each}
   </section>
+  {/each}
 </main>
 
 <style>
   @media print {
     @page {
-      margin: 0;
+      margin: 7mm;
     }
     .controls {
       display: none;
@@ -95,6 +151,7 @@
   .cards {
     display: flex;
     flex-wrap: wrap;
+    break-after: always;
   }
   h1 {
     text-transform: uppercase;

src/Card.svelte

@@ -28,6 +28,7 @@
     display: flex;
     justify-content: space-between;
     border-bottom: 2px solid black;
+    padding: 0 4pt;
   }
   .name, .type {
     font-family: serif;
@@ -35,8 +36,7 @@
     font-weight: bold;
   }
   .tags {
-    margin: 1pt 1pt 0pt 1pt;
-    padding: 0;
+    padding: 1pt 4pt;
     display: flex;
     flex-wrap: wrap;
   }
@@ -59,7 +59,10 @@
     background-color: #54166e;
   }
   .content {
-    margin: 1pt;
+    margin-top: 1pt;
+  }
+  .content div {
+    padding: 0 4pt;
   }
   :global(section.content p) {
     padding-bottom: 2pt;
@@ -72,6 +75,10 @@
   :global(img.activity) {
     max-height: 8pt;
   }
+  .description :global(img :not(.activity)) {
+    display: block;
+    margin: auto;
+  }
 </style>
 
 
@@ -94,12 +101,12 @@
     {/each}
   </section>
   <section class="content">
-    <p class="attributes">
+    <div class="attributes">
       {@html pf_filter(DOMPurify.sanitize(attributes))}
-    </p>
-    <p class="description">
+    </div>
+    <div class="description">
       {@html pf_filter(DOMPurify.sanitize(description))}
-    </p>
+    </div>
   </section>
 </div>
 

src/CardInput.svelte

@@ -5,13 +5,44 @@
   let apiKey = "xoifjvd46mymq6y2ev6wyaj7utyykb3tz9pf9v8m98oeiqip";
 
   let conf = {
-    "height": 500,
-    "plugins": [ 'autoresize', 'code' ],
-    "toolbar": "undo redo | bold italic | code ",
-    "menubar": false
+    height: 500,
+    plugins: [ 'autoresize', 'code', 'hr', 'image' ],
+    toolbar: "undo redo | bold italic | hr image | code ",
+    menubar: false,
+    file_picker_types: 'image',
+    /* and here's our custom image picker*/
+    file_picker_callback: function (cb, value, meta) {
+      var input = document.createElement('input');
+      input.setAttribute('type', 'file');
+      input.setAttribute('accept', 'image/*');
+
+      input.onchange = function () {
+        var file = this.files[0];
+
+        var reader = new FileReader();
+        reader.onload = function () {
+          /*
+            Note: Now we need to register the blob in TinyMCEs image blob
+            registry. In the next release this part hopefully won't be
+            necessary, as we are looking to handle it internally.
+          */
+          var id = 'blobid' + (new Date()).getTime();
+          var blobCache =  tinymce.activeEditor.editorUpload.blobCache;
+          var base64 = reader.result.split(',')[1];
+          var blobInfo = blobCache.create(id, file, base64);
+          blobCache.add(blobInfo);
+
+          /* call the callback and populate the Title field with the file name */
+          cb(blobInfo.blobUri(), { title: file.name });
+        };
+	      reader.readAsDataURL(file);
       };
 
-  export let name, type, tags, attributes, description;
+      input.click();
+    },
+  };
+  
+  export let name, type, tags, attributes, description, saved_cards, selected_saved_card;
   
   const dispatch = createEventDispatcher();
 
@@ -27,7 +58,6 @@
     });
   }
 </script>
-
 <style>
   div.cardInput {
     width: 5in;
@@ -46,8 +76,18 @@
   <div class="row">Description:
     <Editor {apiKey} {conf} bind:value={description}/>
   </div>
+  <div class="row">
+    <select bind:value={selected_saved_card}>
+      {#each saved_cards as card}
+        <option value={card}>{card}</option>
+      {/each}
+    </select>
+  </div>
   <div class="row">
     <button on:click={e => dispatch('add_card')}>+</button>
     <button on:click={e => dispatch('remove_card')}>-</button>
+    <button on:click={e => dispatch('save_card')}>Save</button>
+    <button on:click={e => dispatch('load_card')}>Load</button>
+    <button on:click={e => dispatch('delete_card')}>Delete selected</button>
   </div>
 </div>