<script lang="ts">
	import dayjs from 'dayjs';
	import relativeTime from 'dayjs/plugin/relativeTime';
	import isToday from 'dayjs/plugin/isToday';
	import isYesterday from 'dayjs/plugin/isYesterday';

	dayjs.extend(relativeTime);
	dayjs.extend(isToday);
	dayjs.extend(isYesterday);

	import { getContext, onMount } from 'svelte';
	const i18n = getContext<Writable<i18nType>>('i18n');

	import { settings, user, shortCodesToEmojis } from '$lib/stores';

	import { WEBUI_BASE_URL } from '$lib/constants';

	import Markdown from '$lib/components/chat/Messages/Markdown.svelte';
	import ProfileImage from '$lib/components/chat/Messages/ProfileImage.svelte';
	import Name from '$lib/components/chat/Messages/Name.svelte';
	import ConfirmDialog from '$lib/components/common/ConfirmDialog.svelte';
	import GarbageBin from '$lib/components/icons/GarbageBin.svelte';
	import Pencil from '$lib/components/icons/Pencil.svelte';
	import Tooltip from '$lib/components/common/Tooltip.svelte';
	import Textarea from '$lib/components/common/Textarea.svelte';
	import Image from '$lib/components/common/Image.svelte';
	import FileItem from '$lib/components/common/FileItem.svelte';
	import ProfilePreview from './Message/ProfilePreview.svelte';
	import ChatBubbleOvalEllipsis from '$lib/components/icons/ChatBubbleOvalEllipsis.svelte';
	import FaceSmile from '$lib/components/icons/FaceSmile.svelte';
	import ReactionPicker from './Message/ReactionPicker.svelte';
	import ChevronRight from '$lib/components/icons/ChevronRight.svelte';
	import { formatDate } from '$lib/utils';

	export let message;
	export let showUserProfile = true;
	export let thread = false;

	export let onDelete: Function = () => {};
	export let onEdit: Function = () => {};
	export let onThread: Function = () => {};
	export let onReaction: Function = () => {};

	let showButtons = false;

	let edit = false;
	let editedContent = null;
	let showDeleteConfirmDialog = false;
</script>

<ConfirmDialog
	bind:show={showDeleteConfirmDialog}
	title={$i18n.t('Delete Message')}
	message={$i18n.t('Are you sure you want to delete this message?')}
	onConfirm={async () => {
		await onDelete();
	}}
/>

{#if message}
	<div
		class="flex flex-col justify-between px-5 {showUserProfile
			? 'pt-1.5 pb-0.5'
			: ''} w-full {($settings?.widescreenMode ?? null)
			? 'max-w-full'
			: 'max-w-5xl'} mx-auto group hover:bg-gray-300/5 dark:hover:bg-gray-700/5 transition relative"
	>
		{#if !edit}
			<div
				class=" absolute {showButtons ? '' : 'invisible group-hover:visible'} right-1 -top-2 z-10"
			>
				<div
					class="flex gap-1 rounded-lg bg-white dark:bg-gray-850 shadow-md p-0.5 border border-gray-100 dark:border-gray-800"
				>
					<ReactionPicker
						onClose={() => (showButtons = false)}
						onSubmit={(name) => {
							showButtons = false;
							onReaction(name);
						}}
					>
						<Tooltip content={$i18n.t('Add Reaction')}>
							<button
								class="hover:bg-gray-100 dark:hover:bg-gray-800 transition rounded-lg p-1"
								on:click={() => {
									showButtons = true;
								}}
							>
								<FaceSmile />
							</button>
						</Tooltip>
					</ReactionPicker>

					{#if !thread}
						<Tooltip content={$i18n.t('Reply in Thread')}>
							<button
								class="hover:bg-gray-100 dark:hover:bg-gray-800 transition rounded-lg p-1"
								on:click={() => {
									onThread(message.id);
								}}
							>
								<ChatBubbleOvalEllipsis />
							</button>
						</Tooltip>
					{/if}

					{#if message.user_id === $user.id || $user.role === 'admin'}
						<Tooltip content={$i18n.t('Edit')}>
							<button
								class="hover:bg-gray-100 dark:hover:bg-gray-800 transition rounded-lg p-1"
								on:click={() => {
									edit = true;
									editedContent = message.content;
								}}
							>
								<Pencil />
							</button>
						</Tooltip>

						<Tooltip content={$i18n.t('Delete')}>
							<button
								class="hover:bg-gray-100 dark:hover:bg-gray-800 transition rounded-lg p-1"
								on:click={() => (showDeleteConfirmDialog = true)}
							>
								<GarbageBin />
							</button>
						</Tooltip>
					{/if}
				</div>
			</div>
		{/if}

		<div
			class=" flex w-full message-{message.id}"
			id="message-{message.id}"
			dir={$settings.chatDirection}
		>
			<div
				class={`flex-shrink-0 ${($settings?.chatDirection ?? 'LTR') === 'LTR' ? 'mr-3' : 'ml-3'} w-9`}
			>
				{#if showUserProfile}
					<ProfilePreview user={message.user}>
						<ProfileImage
							src={message.user?.profile_image_url ??
								($i18n.language === 'dg-DG' ? `/doge.png` : `${WEBUI_BASE_URL}/static/favicon.png`)}
							className={'size-8 translate-y-1 ml-0.5'}
						/>
					</ProfilePreview>
				{:else}
					<!-- <div class="w-7 h-7 rounded-full bg-transparent" /> -->

					{#if message.created_at}
						<div
							class="mt-1.5 flex flex-shrink-0 items-center text-xs self-center invisible group-hover:visible text-gray-500 font-medium first-letter:capitalize"
						>
							<Tooltip
								content={dayjs(message.created_at / 1000000).format('dddd, DD MMMM YYYY HH:mm')}
							>
								{dayjs(message.created_at / 1000000).format('HH:mm')}
							</Tooltip>
						</div>
					{/if}
				{/if}
			</div>

			<div class="flex-auto w-0 pl-1">
				{#if showUserProfile}
					<Name>
						<div class=" self-end text-base shrink-0 font-medium truncate">
							{message?.user?.name}
						</div>

						{#if message.created_at}
							<div
								class=" self-center text-xs invisible group-hover:visible text-gray-400 font-medium first-letter:capitalize ml-0.5 translate-y-[1px]"
							>
								<Tooltip
									content={dayjs(message.created_at / 1000000).format('dddd, DD MMMM YYYY HH:mm')}
								>
									<span class="line-clamp-1">{formatDate(message.created_at / 1000000)}</span>
								</Tooltip>
							</div>
						{/if}
					</Name>
				{/if}

				{#if (message?.data?.files ?? []).length > 0}
					<div class="my-2.5 w-full flex overflow-x-auto gap-2 flex-wrap">
						{#each message?.data?.files as file}
							<div>
								{#if file.type === 'image'}
									<Image src={file.url} alt={file.name} imageClassName=" max-h-96 rounded-lg" />
								{:else}
									<FileItem
										item={file}
										url={file.url}
										name={file.name}
										type={file.type}
										size={file?.size}
										colorClassName="bg-white dark:bg-gray-850 "
									/>
								{/if}
							</div>
						{/each}
					</div>
				{/if}

				{#if edit}
					<div class="py-2">
						<Textarea
							className=" bg-transparent outline-none w-full resize-none"
							bind:value={editedContent}
							onKeydown={(e) => {
								if (e.key === 'Escape') {
									document.getElementById('close-edit-message-button')?.click();
								}

								const isCmdOrCtrlPressed = e.metaKey || e.ctrlKey;
								const isEnterPressed = e.key === 'Enter';

								if (isCmdOrCtrlPressed && isEnterPressed) {
									document.getElementById('confirm-edit-message-button')?.click();
								}
							}}
						/>
						<div class=" mt-2 mb-1 flex justify-end text-sm font-medium">
							<div class="flex space-x-1.5">
								<button
									id="close-edit-message-button"
									class="px-4 py-2 bg-white dark:bg-gray-900 hover:bg-gray-100 text-gray-800 dark:text-gray-100 transition rounded-3xl"
									on:click={() => {
										edit = false;
										editedContent = null;
									}}
								>
									{$i18n.t('Cancel')}
								</button>

								<button
									id="confirm-edit-message-button"
									class=" px-4 py-2 bg-gray-900 dark:bg-white hover:bg-gray-850 text-gray-100 dark:text-gray-800 transition rounded-3xl"
									on:click={async () => {
										onEdit(editedContent);
										edit = false;
										editedContent = null;
									}}
								>
									{$i18n.t('Save')}
								</button>
							</div>
						</div>
					</div>
				{:else}
					<div class=" min-w-full markdown-prose">
						<Markdown
							id={message.id}
							content={message.content}
						/>{#if message.created_at !== message.updated_at}<span class="text-gray-500 text-[10px]"
								>(edited)</span
							>{/if}
					</div>

					{#if (message?.reactions ?? []).length > 0}
						<div>
							<div class="flex items-center flex-wrap gap-y-1.5 gap-1 mt-1 mb-2">
								{#each message.reactions as reaction}
									<Tooltip content={`:${reaction.name}:`}>
										<button
											class="flex items-center gap-1.5 transition rounded-xl px-2 py-1 cursor-pointer {reaction.user_ids.includes(
												$user.id
											)
												? ' bg-blue-300/10 outline outline-blue-500/50 outline-1'
												: 'bg-gray-300/10 dark:bg-gray-500/10 hover:outline hover:outline-gray-700/30 dark:hover:outline-gray-300/30 hover:outline-1'}"
											on:click={() => {
												onReaction(reaction.name);
											}}
										>
											{#if $shortCodesToEmojis[reaction.name]}
												<img
													src="/assets/emojis/{$shortCodesToEmojis[
														reaction.name
													].toLowerCase()}.svg"
													alt={reaction.name}
													class=" size-4"
													loading="lazy"
												/>
											{:else}
												<div>
													{reaction.name}
												</div>
											{/if}

											{#if reaction.user_ids.length > 0}
												<div class="text-xs font-medium text-gray-500 dark:text-gray-400">
													{reaction.user_ids?.length}
												</div>
											{/if}
										</button>
									</Tooltip>
								{/each}

								<ReactionPicker
									onSubmit={(name) => {
										onReaction(name);
									}}
								>
									<Tooltip content={$i18n.t('Add Reaction')}>
										<div
											class="flex items-center gap-1.5 bg-gray-500/10 hover:outline hover:outline-gray-700/30 dark:hover:outline-gray-300/30 hover:outline-1 transition rounded-xl px-1 py-1 cursor-pointer text-gray-500 dark:text-gray-400"
										>
											<FaceSmile />
										</div>
									</Tooltip>
								</ReactionPicker>
							</div>
						</div>
					{/if}

					{#if !thread && message.reply_count > 0}
						<div class="flex items-center gap-1.5 -mt-0.5 mb-1.5">
							<button
								class="flex items-center text-xs py-1 text-gray-500 dark:text-gray-400 hover:text-gray-700 dark:hover:text-gray-300 transition"
								on:click={() => {
									onThread(message.id);
								}}
							>
								<span class="font-medium mr-1">
									{$i18n.t('{{COUNT}} Replies', { COUNT: message.reply_count })}</span
								><span>
									{' - '}{$i18n.t('Last reply')}
									{dayjs.unix(message.latest_reply_at / 1000000000).fromNow()}</span
								>

								<span class="ml-1">
									<ChevronRight className="size-2.5" strokeWidth="3" />
								</span>
								<!-- {$i18n.t('View Replies')} -->
							</button>
						</div>
					{/if}
				{/if}
			</div>
		</div>
	</div>
{/if}
