From 42410f7b20c0f0da553c9da25b4c5a508f5c384d Mon Sep 17 00:00:00 2001
From: wukko <me@wukko.me>
Date: Mon, 26 Aug 2024 23:43:39 +0600
Subject: [PATCH] web/save: add supported services popover

---
 web/i18n/en/save.json                         |   4 +-
 .../components/save/SupportedServices.svelte  | 155 ++++++++++++++++++
 web/src/lib/api/server-info.ts                |  46 ++++++
 web/src/lib/types/api.ts                      |  16 ++
 web/src/routes/+page.svelte                   |   2 +
 5 files changed, 222 insertions(+), 1 deletion(-)
 create mode 100644 web/src/components/save/SupportedServices.svelte
 create mode 100644 web/src/lib/api/server-info.ts

diff --git a/web/i18n/en/save.json b/web/i18n/en/save.json
index 83d260d2..71b6f4a4 100644
--- a/web/i18n/en/save.json
+++ b/web/i18n/en/save.json
@@ -6,5 +6,7 @@
     "mute": "mute",
     "input.placeholder": "paste the link here",
     "terms.note.agreement": "by continuing, you agree to",
-    "terms.note.link": "terms and ethics of use"
+    "terms.note.link": "terms and ethics of use",
+    "services.title": "supported services",
+    "services.disclaimer": "cobalt is not affiliated with any of the supported services listed above."
 }
diff --git a/web/src/components/save/SupportedServices.svelte b/web/src/components/save/SupportedServices.svelte
new file mode 100644
index 00000000..ed64953b
--- /dev/null
+++ b/web/src/components/save/SupportedServices.svelte
@@ -0,0 +1,155 @@
+<script lang="ts">
+    import { t } from "$lib/i18n/translations";
+    import { getServerInfo, cachedInfo } from "$lib/api/server-info";
+
+    import Skeleton from "$components/misc/Skeleton.svelte";
+    import IconPlus from "@tabler/icons-svelte/IconPlus.svelte";
+
+    let services: string[] = [];
+
+    $: expanded = false;
+    $: loaded = false;
+
+    const loadInfo = async () => {
+        await getServerInfo();
+
+        if ($cachedInfo) {
+            loaded = true;
+            services = $cachedInfo.cobalt.services;
+        }
+    };
+</script>
+
+<div id="supported-services">
+    <button
+        id="services-button"
+        class:expanded
+        on:click={async () => {
+            expanded = !expanded;
+            if (expanded && services.length === 0) {
+                await loadInfo();
+            }
+        }}
+    >
+        <div class="expand-icon">
+            <IconPlus />
+        </div>
+        <span class="title">{$t("save.services.title")}</span>
+    </button>
+
+    <div id="services-popover" class:expanded>
+        <div id="services-container">
+            {#if loaded}
+                {#each services as service}
+                    <div class="service-item">{service}</div>
+                {/each}
+            {:else}
+                {#each { length: 17 } as _}
+                    <Skeleton
+                        class="elevated"
+                        width={Math.random() * 44 + 50 + "px"}
+                        height="24.5px"
+                    />
+                {/each}
+            {/if}
+        </div>
+        <div id="services-disclaimer" class="subtext">
+            {$t("save.services.disclaimer")}
+        </div>
+    </div>
+</div>
+
+<style>
+    #supported-services {
+        display: flex;
+        position: relative;
+        max-width: 400px;
+        flex-direction: column;
+        align-items: center;
+        height: 35px;
+    }
+
+    #services-popover {
+        display: flex;
+        flex-direction: column;
+        transition: transform 0.2s cubic-bezier(0.53, 0.05, 0.23, 0.99);
+        border-radius: 18px;
+        background: var(--button);
+        box-shadow:
+            var(--button-box-shadow),
+            0 0 10px 10px var(--button-stroke);
+
+        transform: scale(0);
+        transform-origin: top center;
+        position: relative;
+
+        padding: 12px;
+        gap: 6px;
+        top: 6px;
+    }
+
+    #services-popover.expanded {
+        transform: scale(1);
+    }
+
+    #services-button {
+        gap: 9px;
+        padding: 7px 13px 7px 10px;
+        justify-content: flex-start;
+        border-radius: 18px;
+        display: flex;
+        flex-direction: row;
+        font-size: 13px;
+        font-weight: 500;
+    }
+
+    .expand-icon {
+        height: 21px;
+        width: 21px;
+        display: flex;
+        align-items: center;
+        justify-content: center;
+        border-radius: 18px;
+        background: var(--button-elevated);
+        padding: 0;
+        box-shadow: none;
+        transition: transform 0.2s;
+    }
+
+    #services-button:hover .expand-icon {
+        background: var(--button-elevated-hover);
+    }
+
+    .expand-icon :global(svg) {
+        height: 18px;
+        width: 18px;
+        stroke-width: 2px;
+        color: var(--secondary);
+        will-change: transform;
+    }
+
+    .expanded .expand-icon {
+        transform: rotate(45deg);
+        transition: transform 0.2s;
+    }
+
+    #services-container {
+        display: flex;
+        flex-wrap: wrap;
+        flex-direction: row;
+        gap: 3px;
+    }
+
+    .service-item {
+        display: flex;
+        padding: 4px 8px;
+        border-radius: calc(var(--border-radius) / 2);
+        background: var(--button-elevated);
+        font-size: 12.5px;
+        font-weight: 500;
+    }
+
+    #services-disclaimer {
+        padding: 0;
+    }
+</style>
diff --git a/web/src/lib/api/server-info.ts b/web/src/lib/api/server-info.ts
new file mode 100644
index 00000000..0c67f22d
--- /dev/null
+++ b/web/src/lib/api/server-info.ts
@@ -0,0 +1,46 @@
+import { get, writable } from "svelte/store";
+import { currentApiURL } from "$lib/api/api-url";
+
+import type { CobaltServerInfoResponse, CobaltErrorResponse, CobaltServerInfo } from "$lib/types/api";
+
+export const cachedInfo = writable<CobaltServerInfo | undefined>();
+
+const request = async () => {
+    const apiEndpoint = `${currentApiURL()}/`;
+
+    const response: CobaltServerInfoResponse = await fetch(apiEndpoint, {
+        redirect: "manual",
+        signal: AbortSignal.timeout(10000),
+    })
+    .then(r => r.json())
+    .catch((e) => {
+        if (e?.message?.includes("timed out")) {
+            return {
+                status: "error",
+                error: {
+                    code: "error.api.timed_out"
+                }
+            } as CobaltErrorResponse
+        }
+    });
+
+    return response;
+}
+
+export const getServerInfo = async () => {
+    const cache = get(cachedInfo);
+    if (cache) return true;
+
+    const freshInfo = await request();
+
+    if (!freshInfo || !("cobalt" in freshInfo)) {
+        return false;
+    }
+
+    if (!("status" in freshInfo)) {
+        cachedInfo.set(freshInfo);
+        return true;
+    }
+
+    return false;
+}
diff --git a/web/src/lib/types/api.ts b/web/src/lib/types/api.ts
index 08bb3148..7ffae099 100644
--- a/web/src/lib/types/api.ts
+++ b/web/src/lib/types/api.ts
@@ -43,7 +43,23 @@ export type CobaltSession = {
     exp: number,
 }
 
+export type CobaltServerInfo = {
+    cobalt: {
+        version: string,
+        url: string,
+        startTime: string,
+        durationLimit: number,
+        services: string[]
+    },
+    git: {
+        branch: string,
+        commit: string,
+        remote: string,
+    }
+}
+
 export type CobaltSessionResponse = CobaltSession | CobaltErrorResponse;
+export type CobaltServerInfoResponse = CobaltServerInfo | CobaltErrorResponse;
 
 export type CobaltAPIResponse = CobaltErrorResponse
                             | CobaltPickerResponse
diff --git a/web/src/routes/+page.svelte b/web/src/routes/+page.svelte
index eebcdec3..4e348f3a 100644
--- a/web/src/routes/+page.svelte
+++ b/web/src/routes/+page.svelte
@@ -3,6 +3,7 @@
 
     import Omnibox from "$components/save/Omnibox.svelte";
     import Meowbalt from "$components/misc/Meowbalt.svelte";
+    import SupportedServices from "$components/save/SupportedServices.svelte";
 </script>
 
 <svelte:head>
@@ -10,6 +11,7 @@
 </svelte:head>
 
 <div id="cobalt-save-container" class="center-column-container">
+    <SupportedServices />
     <main
         id="cobalt-save"
         tabindex="-1"