frontend/src/lib/components/chat/ShareChatModal.svelte

<script lang="ts">
	import { getContext, onMount } from "svelte";
	import { models, config, user } from "$lib/stores";

	import { toast } from "svelte-sonner";
	import {
		deleteSharedChatById,
		getChatById,
		shareChatById,
		getChatAccessGrants,
		updateChatAccessGrants,
	} from "$lib/apis/chats";
	import { copyToClipboard } from "$lib/utils";

	import Modal from "../common/Modal.svelte";
	import Link from "../icons/Link.svelte";
	import XMark from "$lib/components/icons/XMark.svelte";
	import AccessControl from "$lib/components/workspace/common/AccessControl.svelte";

	export let chatId;

	let chat = null;
	let shareUrl = null;
	let accessGrants: any[] = [];
	const i18n = getContext("i18n");

	const shareLocalChat = async () => {
		const _chat = chat;

		const sharedChat = await shareChatById(localStorage.token, chatId);
		shareUrl = `${window.location.origin}/s/${sharedChat.share_id}`;
		console.log(shareUrl);
		chat = await getChatById(localStorage.token, chatId);

		return shareUrl;
	};

	const shareChat = async () => {
		const _chat = chat.chat;
		console.log("share", _chat);

		toast.success($i18n.t("Redirecting you to rexpro-ai Community"));
		const url = "https://rexpro-ai.rexpro.com";
		// const url = 'http://localhost:5173';

		const tab = await window.open(`${url}/chats/upload`, "_blank");
		window.addEventListener(
			"message",
			(event) => {
				if (event.origin !== url) return;
				if (event.data === "loaded") {
					tab.postMessage(
						JSON.stringify({
							chat: _chat,
							models: $models.filter((m) =>
								_chat.models.includes(m.id),
							),
						}),
						"*",
					);
				}
			},
			false,
		);
	};

	const loadAccessGrants = async () => {
		if (!chatId) return;
		try {
			accessGrants =
				(await getChatAccessGrants(localStorage.token, chatId)) ?? [];
		} catch (e) {
			console.error("Failed to load access grants", e);
			accessGrants = [];
		}
	};

	const saveAccessGrants = async () => {
		try {
			await updateChatAccessGrants(
				localStorage.token,
				chatId,
				accessGrants,
			);
			toast.success($i18n.t("Access updated"));
		} catch (e) {
			toast.error(`${e}`);
		}
	};

	export let show = false;

	const isDifferentChat = (_chat) => {
		if (!chat) {
			return true;
		}
		if (!_chat) {
			return false;
		}
		return chat.id !== _chat.id || chat.share_id !== _chat.share_id;
	};

	$: if (show) {
		(async () => {
			if (chatId) {
				const _chat = await getChatById(localStorage.token, chatId);
				if (isDifferentChat(_chat)) {
					chat = _chat;
				}
				await loadAccessGrants();
			} else {
				chat = null;
				accessGrants = [];
				console.log(chat);
			}
		})();
	}
</script>

<Modal bind:show size="md">
	<div>
		<div class=" flex justify-between dark:text-gray-300 px-5 pt-4 pb-0.5">
			<div class=" text-lg font-medium self-center">
				{$i18n.t("Share Chat")}
			</div>
			<button
				class="self-center"
				aria-label={$i18n.t("Close")}
				on:click={() => {
					show = false;
				}}
			>
				<XMark className={"size-5"} />
			</button>
		</div>

		{#if chat}
			<div class="px-5 pt-4 pb-5 w-full flex flex-col">
				<div class="text-sm dark:text-gray-300">
					{#if chat.share_id}
						<a href="/s/{chat.share_id}" target="_blank"
							>{$i18n.t("You have shared this chat")}
							<span class=" underline">{$i18n.t("before")}</span
							>.</a
						>
						{$i18n.t("Click here to")}
						<button
							class="underline"
							on:click={async () => {
								const res = await deleteSharedChatById(
									localStorage.token,
									chatId,
								);

								if (res) {
									chat = await getChatById(
										localStorage.token,
										chatId,
									);
								}
							}}
							>{$i18n.t("delete this link")}
						</button>
						{$i18n.t("and create a new shared link.")}
					{:else}
						{$i18n.t(
							"Messages you send after creating your link won't be shared. Users with the URL will be able to view the shared chat.",
						)}
					{/if}
				</div>

				{#if chat.share_id}
					<div class="mt-3">
						<AccessControl
							bind:accessGrants
							accessRoles={["read"]}
							sharePublic={$user?.permissions?.sharing
								?.public_chats || $user?.role === "admin"}
							onChange={saveAccessGrants}
						/>
					</div>
				{/if}

				<div class="flex justify-end gap-1 mt-3">
					{#if $config?.features.enable_community_sharing}
						<button
							class="flex items-center gap-1 px-3.5 py-2 text-sm font-medium bg-gray-100 hover:bg-gray-200 text-gray-800 dark:bg-gray-850 dark:text-white dark:hover:bg-gray-800 transition rounded-full"
							type="button"
							on:click={() => {
								shareChat();
							}}
						>
							{$i18n.t("Share to rexpro-ai Community")}
						</button>
					{/if}

					<button
						class="flex items-center gap-1 px-3.5 py-2 text-sm font-medium bg-black hover:bg-gray-900 text-white dark:bg-white dark:text-black dark:hover:bg-gray-100 transition rounded-full"
						type="button"
						id="copy-and-share-chat-button"
						on:click={async () => {
							const isSafari =
								/^((?!chrome|android).)*safari/i.test(
									navigator.userAgent,
								);

							if (isSafari) {
								console.log("isSafari");

								const getUrlPromise = async () => {
									const url = await shareLocalChat();
									return new Blob([url], {
										type: "text/plain",
									});
								};

								navigator.clipboard
									.write([
										new ClipboardItem({
											"text/plain": getUrlPromise(),
										}),
									])
									.then(() => {
										console.log(
											"Async: Copying to clipboard was successful!",
										);
										return true;
									})
									.catch((error) => {
										console.error(
											"Async: Could not copy text: ",
											error,
										);
										return false;
									});
							} else {
								copyToClipboard(await shareLocalChat());
							}

							toast.success(
								$i18n.t("Copied shared chat URL to clipboard!"),
							);
						}}
					>
						<Link />

						{#if chat.share_id}
							{$i18n.t("Update and Copy Link")}
						{:else}
							{$i18n.t("Copy Link")}
						{/if}
					</button>
				</div>
			</div>
		{/if}
	</div>
</Modal>