Surface real API errors to user, add submission success message and cooldown, misc. UI polish

src/components/DownloadButton.svelte

@@ -47,11 +47,11 @@
 
 <div class={`split-button ${status}${status === 'loading' ? ' shimmer ' : ' '}${className}`}>
 	{#if status == 'ready'}
-		<a href={dataUrl} download={fileName}>Download</a>
+		<a href={dataUrl} download={fileName} class="mt-1">Download</a>
 	{:else if status == 'loading'}
-		<button disabled>Loading&nbsp;</button>
+		<button disabled class="mt-1">Loading&nbsp;</button>
 	{:else}
-		<button disabled>Failed</button>
+		<button disabled class="mt-1">Failed</button>
 	{/if}
 
 	<div class="relative">
@@ -91,11 +91,11 @@
 	}
 
 	select {
-		@apply bg-green text-chalkboard-120 border-0;
+		@apply bg-green text-chalkboard-120;
 		@apply uppercase text-sm font-mono;
 		@apply shadow-inner;
 		@apply pl-2 pr-3 py-1 rounded-sm;
-		@apply border-transparent hover:border-chalkboard-120 border-solid border;
+		@apply brightness-95 border border-transparent hover:border-chalkboard-120 hover:brightness-100;
 	}
 
 	.shimmer {

src/components/GenerationList.svelte

@@ -16,7 +16,7 @@
 	export let additionalGenerations: Models['TextToCad_type'][] = []
 	$: combinedGenerations = [...additionalGenerations, ...$generations]
 
-	const RENDER_THRESHOLD = 0.05
+	const RENDER_THRESHOLD = -0.1
 	let PAGE_SIZE = 2
 	let isFetching = false
 	let error: string | null = null

src/components/GenerationListItem.svelte

@@ -7,6 +7,7 @@
 	import { createEventDispatcher } from 'svelte'
 	import type { GenerationEvents } from '$lib/types'
 	import DownloadButton from './DownloadButton.svelte'
+	import ArrowRight from './Icons/ArrowRight.svelte'
 	const dispatch = createEventDispatcher<GenerationEvents>()
 
 	export let data: PromptResponse
@@ -54,7 +55,9 @@
 
 <div>
 	<div class="grid md:grid-cols-2 lg:grid-cols-3 border items-stretch">
-		<h3 class="font-normal font-mono lg:col-span-2 px-2 py-6 lg:px-4 lg:py-16 border-r box-border">
+		<h3
+			class="font-normal font-mono lg:col-span-2 px-2 py-6 lg:px-4 lg:py-16 md:border-r box-border"
+		>
 			<span class="block text-sm uppercase text-chalkboard-70 dark:text-chalkboard-40"
 				>Your Prompt</span
 			>
@@ -71,28 +74,27 @@
 			</div>
 		{:else if data.status === 'failed' || error}
 			<div
-				class="failed dark:dark relative overflow-hidden min-h-[33vh] border-t flex items-center justify-center p-2"
+				class="failed dark:dark relative overflow-hidden min-h-[33vh] border-t md:border-t-0 flex items-center justify-center p-4"
 			>
 				<p class="font-mono text-xs text-destroy-50">
-					{error?.status
+					{data?.error
+						? data.error
+						: error?.status
 						? `Error ${error.status}: ${error.message}`
 						: 'CAD model generation failed, try again later'}
-					{data?.error?.match(/4\d\d/)?.length
-						? 'The prompt must clearly describe a CAD model.'
-						: 'CAD model generation failed, try again later'}
 				</p>
 			</div>
 		{:else}
 			<div
-				class="shimmer-skeleton relative overflow-hidden min-h-[33vh] border-t flex items-center justify-center"
+				class="shimmer-skeleton relative overflow-hidden min-h-[33vh] border-t md:border-t-0 flex items-center justify-center"
 			>
 				<p class="font-mono text-sm text-green">Generating...</p>
 			</div>
 		{/if}
 	</div>
 	<div class="grid md:grid-cols-2 lg:grid-cols-3 border border-t-0 items-stretch">
 		<dl
-			class="m-0 px-2 md:px-4 py-1 lg:col-span-2 flex flex-col md:flex-row md:items-center order-1 md:order-none justify-between text-xs font-mono text-chalkboard-70 dark:text-chalkboard-40 border-r"
+			class="m-0 px-2 md:px-4 py-1 lg:col-span-2 flex flex-col md:flex-row md:items-center order-1 md:order-none justify-between text-xs font-mono text-chalkboard-70 dark:text-chalkboard-40 md:border-r"
 		>
 			<div class="flex gap-2">
 				<dt>Submitted</dt>
@@ -107,14 +109,16 @@
 		</dl>
 		{#if data.outputs && data.status === 'completed'}
 			<ul class="m-0 p-0 flex flex-col md:flex-row items-stretch">
+				<DownloadButton className="link flex-auto" outputs={data.outputs} prompt={data.prompt} />
 				<li class="contents">
 					<a
 						href={`view/${data.id}`}
-						class="link font-mono uppercase text-sm tracking-[1px] flex-auto md:border-r reverse hover:text-chalkboard-120 hover:!bg-green border-chalkboard-70 dark:border-chalkboard-40"
-						>View</a
+						class="link font-mono uppercase text-sm tracking-[1px] flex-auto md:border-l reverse hover:text-chalkboard-120 hover:!bg-green border-chalkboard-70 dark:border-chalkboard-40"
 					>
+						<span class="mt-1">View</span>
+						<ArrowRight class="w-4 h-4 ml-2" />
+					</a>
 				</li>
-				<DownloadButton className="link flex-auto" outputs={data.outputs} prompt={data.prompt} />
 			</ul>
 		{:else if data.error}
 			<button
@@ -128,12 +132,15 @@
 
 <style lang="postcss">
 	.failed {
-		--_rim-color: theme('colors.destroy.10');
-		background: radial-gradient(circle at center, transparent 80%, var(--_rim-color));
+		@apply bg-destroy-10/20;
+		@apply text-destroy-80;
+		@apply border-chalkboard-70;
 	}
 	@media (prefers-color-scheme: dark) {
 		.failed {
-			--_rim-color: theme('colors.destroy.80' / 25%);
+			@apply bg-destroy-80/10;
+			@apply text-destroy-10;
+			@apply border-chalkboard-40;
 		}
 	}
 
@@ -155,7 +162,7 @@
 
 	.link {
 		@apply text-center flex items-center justify-center;
-		@apply px-2 py-1;
+		@apply px-2 py-4;
 		@apply hover:bg-chalkboard-20 dark:hover:bg-chalkboard-90;
 	}
 	.link:global(.reverse) {

src/components/Icons/ArrowLeft.svelte

@@ -0,0 +1,8 @@
+<svg {...$$restProps} viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg">
+	<path
+		fill-rule="evenodd"
+		clip-rule="evenodd"
+		d="M2.29285 10L2.6464 9.64645L6.1464 6.14645L6.85351 6.85356L4.20706 9.50001L17 9.50001V10.5L4.20706 10.5L6.85351 13.1465L6.1464 13.8536L2.6464 10.3536L2.29285 10Z"
+		fill="currentColor"
+	/>
+</svg>

src/components/Icons/ArrowRight.svelte

@@ -0,0 +1,8 @@
+<svg {...$$restProps} viewBox="0 0 20 20" fill="none" xmlns="http://www.w3.org/2000/svg">
+	<path
+		fill-rule="evenodd"
+		clip-rule="evenodd"
+		d="M17.7071 10L17.3536 10.3536L13.8536 13.8536L13.1464 13.1465L15.7929 10.5H3V9.50001H15.7929L13.1464 6.85356L13.8536 6.14645L17.3536 9.64645L17.7071 10Z"
+		fill="currentColor"
+	/>
+</svg>

src/components/Nav.svelte

@@ -9,7 +9,7 @@
 </script>
 
 <nav class="nav">
-	<a href={user ? paths.DASHBOARD : paths.HOME}>
+	<a href={paths.ZOO_SITE} rel="noopener noreferrer" target="_blank">
 		<Logo className="h-6 lg:h-8 hover:text-green" />
 	</a>
 	{#if user}
@@ -22,12 +22,12 @@
 <style lang="postcss">
 	.nav {
 		@apply bg-white dark:bg-chalkboard-120;
-		@apply mx-5 lg:mx-auto mt-2 lg:mt-4 max-w-5xl;
+		@apply mx-2 md:mx-5 lg:mx-auto mt-2 lg:mt-4 max-w-5xl;
 		@apply sticky z-10 top-0 flex justify-between items-center;
-		@apply border px-2 md:px-4 py-1 z-20;
+		@apply border px-2 py-1 z-20;
 	}
 
 	.sign-in {
-		@apply font-mono uppercase tracking-[1px] px-2 py-1 hover:bg-green hover:text-chalkboard-120;
+		@apply font-mono text-sm uppercase tracking-[1px] px-2 pt-1 pb-0.5 hover:bg-green hover:text-chalkboard-120;
 	}
 </style>

src/lib/paths.ts

@@ -5,5 +5,6 @@ export const paths = {
 		import.meta.env.VITE_SITE_BASE_URL + '/signin/?callbackUrl=' + encodeURIComponent(callbackUrl),
 	HOME: '/',
 	DASHBOARD: '/dashboard',
-	SIGN_OUT: `/?${SIGN_OUT_PARAM}=true`
+	SIGN_OUT: `/?${SIGN_OUT_PARAM}=true`,
+	ZOO_SITE: 'https://zoo.dev'
 } as const

src/routes/+layout.svelte

@@ -7,6 +7,6 @@
 </script>
 
 <Nav user={data ? data.user : undefined} />
-<main class="mx-5 lg:mx-auto max-w-5xl">
+<main class="mx-2 md:mx-5 lg:mx-auto max-w-5xl">
 	<slot />
 </main>

src/routes/+page.svelte

@@ -47,7 +47,7 @@
 					href="https://zoo.dev/machine-learning-api"
 					target="_blank"
 					rel="noopener noreferrer"
-					class="bg-chalkboard-120 rounded-sm dark:bg-transparent"
+					class="bg-chalkboard-120 rounded-sm dark:bg-transparent pt-0.5"
 					><LogoMLephant
 						className="h-[0.8em] text-green mx-[0.5ch] inline-block align-baseline"
 					/><span class="sr-only">ML-ephant</span></a

src/routes/dashboard/+page.svelte

@@ -12,6 +12,9 @@
 	const getExammplePrompts = () => [...EXAMPLE_PROMPTS].sort(() => Math.random() - 0.5).slice(0, 3)
 	let examplePrompts = getExammplePrompts()
 	let error: string | null = null
+	let showSuccessMessage: boolean = false
+	let isCoolingDown = false
+	let listSection = null as HTMLDivElement | null
 
 	const submitPrompt = async (prompt: string) => {
 		const OUTPUT_FORMAT: Models['FileExportFormat_type'] = 'gltf'
@@ -41,6 +44,12 @@
 		await submitPrompt(prompt)
 		const form = e.target as HTMLFormElement
 		form.reset()
+		showSuccessMessage = true
+		isCoolingDown = true
+		setTimeout(() => {
+			isCoolingDown = false
+		}, 3000)
+		listSection?.scrollIntoView({ behavior: 'smooth', block: 'nearest' })
 	}
 
 	const retryPrompt = (e: CustomEvent<GenerationEvents['retryprompt']>) => {
@@ -50,11 +59,11 @@
 	}
 </script>
 
-<section class="mx-auto max-w-2xl my-48">
-	<h1 class="text-5xl mb-2">
+<section class="mx-auto max-w-2xl my-16 md:my-24 lg:my-48">
+	<h1 class="text-4xl md:text-5xl mb-2">
 		Text-to-<span class="text-green">CAD</span>
 	</h1>
-	<form on:submit={submitForm} class="flex w-full text-lg" bind:this={form}>
+	<form on:submit={submitForm} class="flex text-lg" bind:this={form}>
 		<label class="flex-1">
 			<span class="sr-only">Enter a text-to-CAD prompt:</span>
 			<input
@@ -64,22 +73,29 @@
 				required
 				spellcheck="false"
 				type="text"
-				class="w-full px-4 py-1 border"
+				class="w-full px-4 py-1 border border-r-0 focus:outline-none focus:bg-green/20 focus:placeholder-shown:bg-green/10"
 				bind:this={input}
+				on:input={() => {
+					showSuccessMessage = false
+					error = null
+				}}
 			/>
 		</label>
-		<button type="submit" class="submit">Submit</button>
+		<button type="submit" class="submit" disabled={isCoolingDown}>Submit</button>
 	</form>
 	{#if error}
 		<p class="text-red mt-2">{error}</p>
+	{:else if showSuccessMessage}
+		<p class="border border-t-0 border-chalkboard-70 dark:border-chalkboard-40 p-2 bg-green/40">
+			Prompt submitted!
+		</p>
 	{/if}
 	<div class="prompt-buttons">
 		<span class="font-mono pt-1 text-xs uppercase text-chalkboard-70 dark:text-chalkboard-40"
 			>Example prompts:</span
 		>
 		{#each examplePrompts as prompt (prompt)}
 			<button
-				class="submit"
 				on:click={() => {
 					if (input) {
 						input.value = prompt
@@ -92,26 +108,29 @@
 	</div>
 </section>
 {#if Boolean(data.user)}
-	<GenerationList additionalGenerations={promptedGenerations} on:retryprompt={retryPrompt} />
+	<div bind:this={listSection}>
+		<GenerationList additionalGenerations={promptedGenerations} on:retryprompt={retryPrompt} />
+	</div>
 {/if}
 
 <style lang="postcss">
 	.submit {
-		@apply px-4 lg:px-6 py-1 border border-l-0;
+		@apply px-4 lg:px-6 pt-1 pb-0.5 border;
 		@apply font-mono uppercase tracking-[1px] text-sm;
 		@apply border-chalkboard-100 dark:border-chalkboard-20;
-		@apply bg-green text-chalkboard-120 hover:hue-rotate-15;
+		@apply hover:bg-green/50;
 	}
 
 	.prompt-buttons {
 		@apply flex flex-wrap gap-2 mt-4;
 	}
 
 	.prompt-buttons button {
-		@apply text-xs rounded-full border pt-0.5 pb-0 px-3;
+		@apply text-sm rounded-full border pt-0.5 pb-0 px-3;
 		@apply bg-transparent hover:bg-green/50;
 		@apply text-chalkboard-70 dark:text-chalkboard-50 hover:text-chalkboard-120 dark:hover:text-chalkboard-10;
 		@apply border-chalkboard-30 dark:border-chalkboard-70;
 		@apply hover:border-chalkboard-120 dark:hover:border-chalkboard-10;
+		@apply hover:bg-green/20 text-chalkboard-120 hover:hue-rotate-15;
 	}
 </style>

src/routes/view/[modelId]/+page.svelte

@@ -4,6 +4,7 @@
 	import ModelFeedback from 'components/ModelFeedback.svelte'
 	import DownloadButton from 'components/DownloadButton.svelte'
 	import type { Models } from '@kittycad/lib'
+	import ArrowLeft from 'components/Icons/ArrowLeft.svelte'
 
 	export let data: Models['TextToCad_type']
 
@@ -15,11 +16,10 @@
 		>UI</span
 	>
 </p>
-<a
-	href="/"
-	class="block w-fit text-xs px-2 py-1 mb-4 hover:bg-chalkboard-20 dark:hover:bg-chalkboard-90"
-	>⬅ Back to home</a
->
+<a href="/" class="w-fit flex gap-2 text-sm px-2 py-1 mb-4 hover:bg-green/40"
+	><ArrowLeft class="w-5 h-5" />
+	<span class="pb-0.5">Back to dashboard</span>
+</a>
 <div class="mb-24">
 	<div class="grid md:grid-cols-3 lg:grid-cols-4 border items-stretch">
 		<h1