<script lang="ts">
	import { isValidUrl } from '$lib';
	import type { Collection, Note, User } from '$lib/types';
	import { createEventDispatcher } from 'svelte';
	const dispatch = createEventDispatcher();
	import { onMount } from 'svelte';
	import { t } from 'svelte-i18n';
	let modal: HTMLDialogElement;

	export let note: Note | null = null;
	export let collection: Collection;
	export let user: User | null = null;

	let warning: string | null = '';

	let newLink: string = '';

	function addLink() {
		// check to make it a valid URL
		if (!isValidUrl(newLink)) {
			warning = 'Invalid URL';
			return;
		} else {
			warning = null;
		}

		if (newLink.trim().length > 0) {
			newNote.links = [...newNote.links, newLink];
			newLink = '';
		}
		console.log(newNote.links);
	}

	let newNote = {
		name: note?.name || '',
		content: note?.content || '',
		date: note?.date || undefined || null,
		links: note?.links || [],
		collection: collection.id,
		is_public: collection.is_public
	};

	let initialName: string = note?.name || '';

	onMount(() => {
		modal = document.getElementById('my_modal_1') as HTMLDialogElement;
		if (modal) {
			modal.showModal();
		}
	});

	function close() {
		dispatch('close');
	}

	function handleKeydown(event: KeyboardEvent) {
		if (event.key === 'Escape') {
			dispatch('close');
		}
	}

	async function save() {
		// handles empty date
		if (newNote.date == '') {
			newNote.date = null;
		}

		if (note && note.id) {
			console.log('newNote', newNote);
			const res = await fetch(`/api/notes/${note.id}`, {
				method: 'PATCH',
				headers: {
					'Content-Type': 'application/json'
				},
				body: JSON.stringify(newNote)
			});
			if (res.ok) {
				let data = await res.json();
				if (data) {
					dispatch('save', data);
				}
			} else {
				console.error('Failed to save note');
			}
		} else {
			console.log('newNote', newNote);
			const res = await fetch(`/api/notes/`, {
				method: 'POST',
				headers: {
					'Content-Type': 'application/json'
				},
				body: JSON.stringify(newNote)
			});
			if (res.ok) {
				let data = await res.json();
				if (data) {
					dispatch('create', data);
				}
			} else {
				let data = await res.json();
				console.error($t('notes.failed_to_save'), data);
			}
		}
	}
</script>

<dialog id="my_modal_1" class="modal">
	<!-- svelte-ignore a11y-no-noninteractive-element-interactions -->
	<!-- svelte-ignore a11y-no-noninteractive-tabindex -->
	<div class="modal-box" role="dialog" on:keydown={handleKeydown} tabindex="0">
		<h3 class="font-bold text-lg">{$t('notes.note_editor')}</h3>
		{#if initialName}
			<p class="font-semibold text-md mb-2">{$t('notes.editing_note')} {initialName}</p>
		{/if}

		{#if (note && user?.pk == note?.user_id) || (collection && user && collection.shared_with.includes(user.uuid)) || !note}
			<form on:submit|preventDefault>
				<div class="form-control mb-2">
					<label for="name">{$t('adventures.name')}</label>
					<input
						type="text"
						id="name"
						class="input input-bordered w-full max-w-xs"
						bind:value={newNote.name}
					/>
				</div>
				<div class="form-control mb-2">
					<label for="content">{$t('adventures.date')}</label>
					<input
						type="date"
						id="date"
						name="date"
						min={collection.start_date || ''}
						max={collection.end_date || ''}
						bind:value={newNote.date}
						class="input input-bordered w-full max-w-xs mt-1"
					/>
				</div>
				<div class="form-control mb-2">
					<label for="content">{$t('notes.content')}</label>
					<textarea
						id="content"
						class="textarea textarea-bordered"
						bind:value={newNote.content}
						rows="5"
					></textarea>
				</div>
				<div class="form-control mb-2">
					<label for="content">{$t('adventures.links')}</label>
					<input
						type="url"
						class="input input-bordered w-full mb-1"
						placeholder="${$t('notes.add_a_link')} (e.g. https://example.com)"
						bind:value={newLink}
						on:keydown={(e) => {
							if (e.key === 'Enter') {
								e.preventDefault();
								addLink();
							}
						}}
					/>
					<button type="button" class="btn btn-sm btn-primary" on:click={addLink}
						>{$t('adventures.add')}</button
					>
				</div>
				{#if newNote.links.length > 0}
					<ul class="list-none">
						{#each newNote.links as link, i}
							<li class="mb-4">
								<a href={link} class="link link-primary" target="_blank">{link}</a>
								<button
									type="button"
									class="btn btn-sm btn-error absolute right-0 mr-4"
									on:click={() => {
										newNote.links = newNote.links.filter((_, index) => index !== i);
									}}
								>
									{$t('adventures.remove')}
								</button>
							</li>
						{/each}
					</ul>
				{/if}

				{#if warning}
					<div role="alert" class="alert alert-error">
						<svg
							xmlns="http://www.w3.org/2000/svg"
							class="h-6 w-6 shrink-0 stroke-current"
							fill="none"
							viewBox="0 0 24 24"
						>
							<path
								stroke-linecap="round"
								stroke-linejoin="round"
								stroke-width="2"
								d="M10 14l2-2m0 0l2-2m-2 2l-2-2m2 2l2 2m7-2a9 9 0 11-18 0 9 9 0 0118 0z"
							/>
						</svg>
						<span>{warning}</span>
					</div>
				{/if}

				<button class="btn btn-primary mr-1" on:click={save}>{$t('notes.save')}</button>
				<button class="btn btn-neutral" on:click={close}>{$t('about.close')}</button>

				{#if collection.is_public}
					<div role="alert" class="alert mt-4">
						<svg
							xmlns="http://www.w3.org/2000/svg"
							fill="none"
							viewBox="0 0 24 24"
							class="h-6 w-6 shrink-0 stroke-current"
						>
							<path
								stroke-linecap="round"
								stroke-linejoin="round"
								stroke-width="2"
								d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"
							></path>
						</svg>
						<span>{$t('notes.note_public')}</span>
					</div>
				{/if}
			</form>
		{:else}
			<form>
				<div class="form-control mb-2">
					<label for="name">{$t('adventures.public')}</label>
					<input
						type="text"
						id="name"
						class="input input-bordered w-full max-w-xs"
						bind:value={newNote.name}
						readonly
					/>
				</div>
				<div class="form-control mb-2">
					<label for="content">{$t('adventures.date')}</label>
					<input
						type="date"
						id="date"
						name="date"
						min={collection.start_date || ''}
						max={collection.end_date || ''}
						bind:value={newNote.date}
						class="input input-bordered w-full max-w-xs mt-1"
						readonly
					/>
				</div>
				<div class="form-control mb-2">
					<label for="content">{$t('notes.content')}</label>
					<textarea
						id="content"
						class="textarea textarea-bordered"
						bind:value={newNote.content}
						rows="5"
						readonly
					></textarea>
				</div>
				<div class="form-control mb-2">
					<label for="content">{$t('adventures.links')}</label>
				</div>
				{#if newNote.links.length > 0}
					<ul class="list-none">
						{#each newNote.links as link, i}
							<li class="mb-1">
								<a href={link} target="_blank">{link}</a>
							</li>
						{/each}
					</ul>
				{/if}

				<button class="btn btn-neutral" on:click={close}>{$t('about.close')}</button>
			</form>
		{/if}
	</div>
</dialog>
