From c3e571fcb8118374965b5bac9dfde1357848b8db Mon Sep 17 00:00:00 2001
From: Luca Bosin <luca@bosin.ch>
Date: Thu, 24 Aug 2023 23:11:50 +0200
Subject: [PATCH] Add style for photos

---
 src/lib/components/Gallery.svelte             |  44 +++---
 src/lib/components/Header.svelte              |   2 +-
 src/lib/components/Icon.svelte                |  37 ++++-
 src/lib/components/Photo.svelte               | 133 ++++++++++++++++--
 src/lib/icons/arrow-expand.js                 |   2 +
 src/lib/icons/arrow-left.js                   |   2 +
 src/routes/[slug]/[[timestamp]]/+page.svelte  |   6 +-
 .../i/[...item]/t/[[width]]/+server.js        |   4 +-
 8 files changed, 180 insertions(+), 50 deletions(-)
 create mode 100644 src/lib/icons/arrow-expand.js
 create mode 100644 src/lib/icons/arrow-left.js

diff --git a/src/lib/components/Gallery.svelte b/src/lib/components/Gallery.svelte
index f881ab8..3b6b2d7 100644
--- a/src/lib/components/Gallery.svelte
+++ b/src/lib/components/Gallery.svelte
@@ -1,39 +1,31 @@
 <script>
-	import { getFileName } from '$lib/util/links';
-  import { strf } from '$lib/data/language.js';
 	import Photo from './Photo.svelte';
 
-  /** @type {Item[]} */
-  export let items = [];
+  /** @type {Album} */
+  export let album;
+
+  /** @type {Item[]?} */
+  export let items = null;
 
   export let base = '';
-
-  export let layout = 'grid';
 </script>
 
-<section class="gallery"
-  class:gallery--grid={layout === 'grid'}>
-  {#if layout === 'grid'}
-    <ul>
-    {#each items as item (item.item)}
-      <!-- <Photo src={`${uriBase}&item=${item.item}`} alt={$strf(item.title)} /> -->
-      <li>
-        <h3>{item.item}</h3>
-        <p>
-          <b>Title:</b> {#if item.title}{$strf(item.title)}{:else}<i>no title</i>{/if}<br />
-          <b>Description:</b> {#if item.description}{$strf(item.description)}{:else}<i>no description</i>{/if}<br />
-          <b>Links:</b> <a href={`${base}${item.item}`}>Open</a> &bullet; <a href={`${base}${item.item}/download`}>Download</a><br />
-          <b>Thumbnails:</b> <a href={`${base}${item.item}/t/s`}>Small</a> &bullet; <a href={`${base}${item.item}/t/m`}>Medium</a> &bullet; <a href={`${base}${item.item}/t/l`}>Large</a> &bullet; <a href={`${base}${item.item}/t/full`}>Full</a>
-        </p>
-        <Photo src={`${base}${item.item}`} alt={(item.title ? $strf(item.title) : null) || (item.description ? $strf(item.description) : null) || getFileName(item.item)} />
-      </li>
+<section>
+  <ul>
+    {#each (items || album.items) as item (item.item)}
+      <Photo src={`${base}${item.item}`} {album} {item} />
     {/each}
-    </ul>
-  {:else}
-    <i>layout not available</i>
-  {/if}
+  </ul>
 </section>
 
 <style>
+  section {
+    display: block;
+  }
 
+  ul {
+    display: flex;
+    list-style: none;
+    gap: 1em;
+  }
 </style>
diff --git a/src/lib/components/Header.svelte b/src/lib/components/Header.svelte
index 7be9359..e7d5062 100644
--- a/src/lib/components/Header.svelte
+++ b/src/lib/components/Header.svelte
@@ -11,7 +11,7 @@
   <section class="title">
     {#if back}
       <a href={back}>
-        <Icon name="arrow-left" />
+        <Icon mdi="arrow-left" />
       </a>
     {/if}
     <h1>{title}</h1>
diff --git a/src/lib/components/Icon.svelte b/src/lib/components/Icon.svelte
index a62553b..b3d0847 100644
--- a/src/lib/components/Icon.svelte
+++ b/src/lib/components/Icon.svelte
@@ -1,10 +1,33 @@
 <script>
-  export let name = '';
-  name;
+  export let clazz = '';
+  export { clazz as class };
+  export let color = 'currentColor';
+
+  /** @type {string} */
+  export let mdi;
+
+  /** @type {number | string} */
+  export let size = 1;
+
+  let mdiOld = '';
+  let path = '';
+
+  $: {
+    loadIcon(mdi);
+  }
+
+  $: width = size ? (typeof size === 'number' || !Number.isNaN(Number(size)) ? `${size}em` : size) : '1em';
+
+  /**
+	 * @param {string} mdi
+	 */
+  async function loadIcon(mdi) {
+    if (mdi === mdiOld) return;
+    path = (await import(`$lib/icons/${mdi}.js`)).default;
+    //path = icon.path;
+  }
 </script>
 
-
-
-<style>
-
-</style>
+<svg class={clazz} viewBox="0 0 24 24" style="width: {width}; height: {width}">
+  <path fill={color} d={path} />
+</svg>
diff --git a/src/lib/components/Photo.svelte b/src/lib/components/Photo.svelte
index 186caea..73beebf 100644
--- a/src/lib/components/Photo.svelte
+++ b/src/lib/components/Photo.svelte
@@ -1,21 +1,28 @@
 <script>
+	import { strf } from "$lib/data/language";
+	import { getFileName } from "$lib/util/links";
+	import Icon from "./Icon.svelte";
+
   /**
    * The source of the image.
    * @type {string}
    */
   export let src;
 
+  /** @type {Album} */
+  export let album;
+
   /**
-   * Alternative text for the image. Used for accessibility.
-   * @type {string | undefined}
+   * The item.
+   * @type {Item}
    */
-  export let alt = undefined;
+  export let item;
 
   /**
    * Whether the image is the first one in the viewport.
    * @type {boolean}
    */
-  export let firstViewport = false;
+  export let lazy = false;
 
   /**
    * The click handler for the image.
@@ -23,18 +30,120 @@
    */
   async function clickHandler(event) {
     event.preventDefault();
-
+    console.log('click', event);
   }
+
+  /**
+   * The right click handler for the image.
+   * @param {MouseEvent} event
+   */
+  async function rightClickHandler(event) {
+    event.preventDefault();
+    console.log('right click', event);
+  }
+
+  $: filename = getFileName(item.item);
+  $: alt = (item.title ? $strf(item.title) : null) || (item.description ? $strf(item.description) : null) || filename;
+  $: title = item.title ? $strf(item.title) : filename;
+  $: author = item.authors ? (
+                Array.isArray(item.authors) ?
+                  item.authors[0]:
+                typeof item.authors === 'string' ?
+                  item.authors:
+                "unknown author"):
+              album.authors ? (
+                Array.isArray(album.authors) ?
+                  album.authors[0]:
+                typeof album.authors === 'string' ?
+                  album.authors:
+                "unknown author"):
+              "Luca Bosin";
 </script>
 
-<a href={src} on:click={clickHandler}>
-  <picture>
-    <source media="(min-width: 850px)" srcset="{src}/t/l" />
-    <source media="(min-width: 450px)" srcset="{src}/t/m" />
-    <img src="{src}/t" {alt} loading={firstViewport ? 'eager' : 'lazy'} />
-  </picture>
-</a>
+<li>
+  <figure style="--image: url('{src}/t/3')">
+    <picture>
+      <source media="(min-width: 2560px)" srcset="{src}/t/l" />
+      <source media="(min-width: 1600px)" srcset="{src}/t/m" />
+      <img src="{src}/t" {alt} loading={lazy ? 'lazy' : 'eager'} />
+    </picture>
+    <figcaption>
+      <b>{title}</b>
+      <cite>{author}</cite>
+    </figcaption>
+  </figure>
+  <a href={src} on:click={clickHandler} on:contextmenu={rightClickHandler}>
+    <Icon class="icon" mdi="arrow-expand" size={2.25}/>
+  </a>
+</li>
 
 <style>
+  li {
+    position: relative;
+    height: fit-content;
+    border-radius: 10px;
+    overflow: hidden;
+    min-width: 30vw;
+  }
+
+  figure {
+    width: 30vw;
+    height: 20vw;
+    background-color: rgba(0,0,0,.25);
+    background-image: var(--image);
+    background-position: center;
+    background-size: cover;
+  }
+
+  img {
+    width: 30vw;
+    height: 20vw;
+    object-fit: contain;
+  }
+
+  figcaption {
+    display: grid;
+    position: absolute;
+    bottom: 0;
+    left: 0;
+    width: 100%;
+    padding: 1em;
+    opacity: 0;
+    transition: opacity .5s;
+    z-index: 1;
+    gap: .25em;
+    pointer-events: none;
+  }
+
+  b {
+    font-size: 1.25em;
+  }
+
+  cite {
+    font-size: .75em;
+    font-weight: normal;
+    font-style: normal;
+    opacity: .8;
+  }
+
+  a {
+    display: grid;
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-color: rgba(0,0,0,.5);
+    color: inherit;
+    text-decoration: none;
+    opacity: 0;
+    transition: opacity .5s;
+    justify-content: center;
+    align-content: center;
+  }
+
+  li:hover :is(figcaption, a) {
+    opacity: 1;
+  }
 
 </style>
diff --git a/src/lib/icons/arrow-expand.js b/src/lib/icons/arrow-expand.js
new file mode 100644
index 0000000..b489305
--- /dev/null
+++ b/src/lib/icons/arrow-expand.js
@@ -0,0 +1,2 @@
+const path = 'M10,21V19H6.41L10.91,14.5L9.5,13.09L5,17.59V14H3V21H10M14.5,10.91L19,6.41V10H21V3H14V5H17.59L13.09,9.5L14.5,10.91Z';
+export default path;
diff --git a/src/lib/icons/arrow-left.js b/src/lib/icons/arrow-left.js
new file mode 100644
index 0000000..aa0c039
--- /dev/null
+++ b/src/lib/icons/arrow-left.js
@@ -0,0 +1,2 @@
+const path = 'M20,11V13H8L13.5,18.5L12.08,19.92L4.16,12L12.08,4.08L13.5,5.5L8,11H20Z';
+export default path;
diff --git a/src/routes/[slug]/[[timestamp]]/+page.svelte b/src/routes/[slug]/[[timestamp]]/+page.svelte
index 9d5a29e..f949c58 100644
--- a/src/routes/[slug]/[[timestamp]]/+page.svelte
+++ b/src/routes/[slug]/[[timestamp]]/+page.svelte
@@ -1,5 +1,5 @@
 <script>
-  import { str, strf } from '$lib/data/language.js';
+  import { strf } from '$lib/data/language.js';
 
   import Header from '$lib/components/Header.svelte';
   import Gallery from '$lib/components/Gallery.svelte';
@@ -17,4 +17,6 @@
   <b>Sorting Date:</b> {data.album.date}<br />
   <b>License:</b> {data.album.license}<br />
 </p>
-<Gallery items={data.album.items} base={`${data.base}/i/`} />
+<main>
+  <Gallery album={data.album} base={`${data.base}/i/`} />
+</main>
diff --git a/src/routes/[slug]/[[timestamp]]/i/[...item]/t/[[width]]/+server.js b/src/routes/[slug]/[[timestamp]]/i/[...item]/t/[[width]]/+server.js
index 987488c..9ac6fb4 100644
--- a/src/routes/[slug]/[[timestamp]]/i/[...item]/t/[[width]]/+server.js
+++ b/src/routes/[slug]/[[timestamp]]/i/[...item]/t/[[width]]/+server.js
@@ -20,12 +20,12 @@ export async function GET({ params }) {
       } else if (params.width === 'l') {
         width = 1200;
       } else if (!Number.isNaN(Number(params.width))) {
-        width = Number(width);
+        width = Number(params.width);
       }
     }
     thumbnail = thumbnail || await sharp(content).resize(width).webp({ quality: 90 }).toBuffer();
   } catch (err) {
-    console.error(`${err.stack}`.replaceAll('/home/sveltekit', '.'));
+    console.error(`${/** @type {Error} */(err).stack}`.replaceAll('/home/sveltekit', '.'));
     throw error(500, 'Error getting thumbnail');
   }
   return new Response(thumbnail, {