feat(ui): add InputColor and custom theme

packages/ui/src/routes/+page.svelte

@@ -3,6 +3,7 @@
   import {
     Details,
     InputCheckbox,
+    InputColor,
     InputNumber,
     InputSelect,
     InputShape,
@@ -10,6 +11,8 @@
     ShortCut
   } from '$lib';
   import Section from './Section.svelte';
+  import Theme from './Theme.svelte';
+  import ThemeSelector from './ThemeSelector.svelte';
 
   let intValue = $state(0);
   let floatValue = $state(0.2);
@@ -19,61 +22,22 @@
   let selectValue = $state(0);
   const d = $derived(options[selectValue]);
   let checked = $state(false);
+  let colorValue = $state<[number, number, number]>([59, 130, 246]);
   let mirrorShape = $state(true);
   let detailsOpen = $state(false);
 
   let points = $state([]);
-
-  const themes = [
-    'dark',
-    'light',
-    'solarized',
-    'catppuccin',
-    'high-contrast',
-    'nord',
-    'dracula'
-  ];
-  let themeIndex = $state(0);
-  $effect(() => {
-    const classList = document.documentElement.classList;
-    for (const c of classList) {
-      if (c.startsWith('theme-')) document.documentElement.classList.remove(c);
-    }
-    document.documentElement.classList.add(`theme-${themes[themeIndex]}`);
-  });
-
-  const colors = [
-    'layer-0',
-    'layer-1',
-    'layer-2',
-    'layer-3',
-    'active',
-    'selected',
-    'outline',
-    'connection',
-    'text'
-  ];
+  let theme = $state('dark');
 </script>
 
 <main class="flex flex-col gap-8 py-8">
   <div class="flex gap-4">
     <h1 class="text-4xl">@nodarium/ui</h1>
-    <InputSelect bind:value={themeIndex} options={themes}></InputSelect>
+    <ThemeSelector bind:theme />
   </div>
 
-  <Section title="Colors">
-    <table>
-      <tbody>
-        {#each colors as color (color)}
-          <tr>
-            <td>
-              <div class="w-6 h-6 mr-2 my-1 rounded-sm outline-1 bg-{color}"></div>
-            </td>
-            <td>{color}</td>
-          </tr>
-        {/each}
-      </tbody>
-    </table>
+  <Section title="InputNumber">
+    <Theme theme />
   </Section>
 
   <Section title="InputNumber">
@@ -99,6 +63,10 @@
     <InputCheckbox bind:value={checked} />
   </Section>
 
+  <Section title="Color" value={colorValue}>
+    <InputColor bind:value={colorValue} />
+  </Section>
+
   <Section title="Shape">
     {#snippet header()}
       <label class="flex gap-2">

packages/ui/src/routes/Theme.svelte

@@ -0,0 +1,80 @@
+<script lang="ts">
+  import { InputColor } from '$lib';
+
+  interface Props {
+    theme?: string;
+  }
+
+  let { theme }: Props = $props();
+
+  const colors = [
+    'layer-0',
+    'layer-1',
+    'layer-2',
+    'layer-3',
+    'active',
+    'selected',
+    'outline',
+    'connection',
+    'text'
+  ];
+
+  let customColors = $state<CustomColors>({
+    text: [205, 214, 244],
+    outline: [62, 62, 79],
+    'layer-0': [6, 6, 27],
+    'layer-1': [23, 23, 46],
+    'layer-2': [49, 50, 68],
+    'layer-3': [168, 170, 200],
+    active: [0, 0, 0],
+    selected: [38, 139, 210],
+    connection: [131, 148, 150]
+  });
+
+  const themeCss = $derived.by(() => {
+    return `<style>html.theme-custom{
+  ${
+      Object.keys(customColors)
+        .map((v) => {
+          return `--color-${v}: rgb(${customColors[v].join(',')});`;
+        })
+        .join('\n')
+    }
+</style>`;
+  });
+</script>
+
+<svelte:head>
+  {@html themeCss}
+</svelte:head>
+
+<table>
+  <thead>
+    <tr>
+      <th>Color</th>
+      <th>Name</th>
+      <th>Custom</th>
+    </tr>
+  </thead>
+  <tbody>
+    {#each colors as color (color)}
+      <tr>
+        <td>
+          <div class="w-6 h-6 mr-2 my-1 rounded-sm outline-1 bg-{color}"></div>
+        </td>
+        <td>{color}</td>
+        <td>
+          <InputColor bind:value={customColors[color]} />
+        </td>
+      </tr>
+    {/each}
+  </tbody>
+</table>
+
+<style>
+  table {
+    border-spacing: 5px;
+    border-collapse: separate;
+    text-align: left;
+    margin-left: 5px;
+  }

packages/ui/src/routes/ThemeSelector.svelte

@@ -0,0 +1,27 @@
+<script lang="ts">
+  import { InputSelect } from '$lib';
+  const themes = [
+    'dark',
+    'light',
+    'solarized',
+    'catppuccin',
+    'high-contrast',
+    'nord',
+    'dracula',
+    'custom'
+  ];
+
+  let { theme = $bindable() } = $props();
+
+  let themeIndex = $state(0);
+  $effect(() => {
+    theme = themes[themeIndex];
+    const classList = document.documentElement.classList;
+    for (const c of classList) {
+      if (c.startsWith('theme-')) document.documentElement.classList.remove(c);
+    }
+    document.documentElement.classList.add(`theme-${themes[themeIndex]}`);
+  });
+</script>
+
+<InputSelect bind:value={themeIndex} options={themes}></InputSelect>