feat: multi-image uploads

src/lib/components/inputs/Images.svelte

@@ -0,0 +1,88 @@
+<script lang="ts">
+    import cameraUrl from "$lib/assets/camera.svg";
+    import Carousel from "../Carousel.svelte";
+
+    interface Props {
+        name: string;
+        height?: string;
+        minHeight?: string;
+        files?: FileList;
+        required?: boolean;
+    }
+
+    let { name, height, minHeight, files = $bindable(), ...rest }: Props = $props();
+</script>
+
+<label
+    for={name}
+    style="height: {height || 'auto'}; min-height: {minHeight || 'auto'};"
+    class:no-bg={files && files.length > 0}
+>
+    {#if files && files.length > 0}
+        <Carousel
+            urls={files
+                ? Array(files.length)
+                      .keys()
+                      .map((i) => URL.createObjectURL(files![i]))
+                      .toArray()
+                : []}
+            ondelete={(idx) => {
+                if (!files) return;
+                const dt = new DataTransfer();
+                for (let i = 0; i < files.length; i++) {
+                    if (i !== idx) dt.items.add(files[i]);
+                }
+                files = dt.files;
+            }}
+        />
+    {:else}
+        <div class="message">
+            <img src={cameraUrl} class="icon" alt="camera icon" />
+            <span>Click to upload a photo</span>
+        </div>
+    {/if}
+    <input
+        type="file"
+        id={name}
+        {name}
+        multiple
+        accept=".png, .jpg, .jpeg, .svg"
+        {...rest}
+        bind:files
+    />
+</label>
+
+<style>
+    label {
+        display: flex;
+        justify-content: center;
+        align-items: center;
+        width: 100%;
+        padding: 0.5rem;
+        border-radius: 0.5rem;
+        background-color: #eaffeb;
+        cursor: pointer;
+    }
+    label.no-bg {
+        background-color: transparent;
+        padding: 0;
+    }
+
+    label input {
+        display: none;
+    }
+
+    .message {
+        display: flex;
+        flex-direction: column;
+        align-items: center;
+        color: #49bd85;
+    }
+    .preview {
+        max-height: 100%;
+        max-width: 100%;
+    }
+    .message .icon {
+        width: 2rem;
+    }
+</style>