From 60323b9be5bb294067a6dd4db78365fcc6533b98 Mon Sep 17 00:00:00 2001
From: EETagent <vojta.jungmann@gmail.com>
Date: Thu, 26 Jan 2023 22:20:13 +0100
Subject: [PATCH] feat: init school select component

---
 .../{static => src/lib/assets}/schoollist.txt |   0
 .../lib/components/select/SchoolSelect.svelte |  36 -----
 .../select/SchoolSelect/School.svelte         |  41 ++++++
 .../select/SchoolSelect/SchoolSelect.svelte   | 136 ++++++++++++++++++
 4 files changed, 177 insertions(+), 36 deletions(-)
 rename frontend/{static => src/lib/assets}/schoollist.txt (100%)
 delete mode 100644 frontend/src/lib/components/select/SchoolSelect.svelte
 create mode 100644 frontend/src/lib/components/select/SchoolSelect/School.svelte
 create mode 100644 frontend/src/lib/components/select/SchoolSelect/SchoolSelect.svelte

diff --git a/frontend/static/schoollist.txt b/frontend/src/lib/assets/schoollist.txt
similarity index 100%
rename from frontend/static/schoollist.txt
rename to frontend/src/lib/assets/schoollist.txt
diff --git a/frontend/src/lib/components/select/SchoolSelect.svelte b/frontend/src/lib/components/select/SchoolSelect.svelte
deleted file mode 100644
index 93b31a7..0000000
--- a/frontend/src/lib/components/select/SchoolSelect.svelte
+++ /dev/null
@@ -1,36 +0,0 @@
-<script lang="ts">
-	import LL from '$i18n/i18n-svelte';
-
-	import type { School } from '$lib/stores/candidate';
-	// TODO
-	// import AutoComplete from 'simple-svelte-autocomplete';
-	import { onMount } from 'svelte';
-	// import schoollistString from '$lib/assets/schoollist.txt';
-
-	let schools: string[] = [];
-
-	onMount(async () => {
-		schools = await fetch('/schoollist.txt')
-			.then((response) => response.text())
-			.then((text) => text.split(';'));
-	});
-
-	export let selectedSchool: School;
-	export let schoolName: string = selectedSchool.name;
-	$: selectedSchool.name = schoolName;
-</script>
-
-<div class="flex flex-row">
-	<div>
-		<span>
-			{$LL.input.selectedSchool()}: {selectedSchool.name}
-		</span>
-		<!-- TODO -->
-		<!-- <AutoComplete items={schools} bind:selectedItem={schoolName} /> -->
-		<input type="text" bind:value={schoolName} />
-	</div>
-	<div class="flex">
-		<span>{$LL.input.fieldOfStudy()}: </span>
-		<input type="text" bind:value={selectedSchool.field} />
-	</div>
-</div>
diff --git a/frontend/src/lib/components/select/SchoolSelect/School.svelte b/frontend/src/lib/components/select/SchoolSelect/School.svelte
new file mode 100644
index 0000000..2153e34
--- /dev/null
+++ b/frontend/src/lib/components/select/SchoolSelect/School.svelte
@@ -0,0 +1,41 @@
+<script lang="ts">
+	export let itemLabel: string;
+	export let highlighted: boolean;
+</script>
+
+<li class="autocomplete-items" class:autocomplete-active={highlighted} on:click on:keydown={null}>
+	{@html itemLabel}
+</li>
+
+<style>
+	li.autocomplete-items {
+		list-style: none;
+		border-bottom: 1px solid #d4d4d4;
+		z-index: 99;
+		/*position the autocomplete items to be the same width as the container:*/
+		top: 100%;
+		left: 0;
+		right: 0;
+		padding: 10px;
+		cursor: pointer;
+		background-color: #fff;
+	}
+
+	li.autocomplete-items:hover {
+		/*when hovering an item:*/
+		background-color: #81921f;
+		color: white;
+	}
+
+	li.autocomplete-items:active {
+		/*when navigating through the items using the arrow keys:*/
+		background-color: DodgerBlue !important;
+		color: #ffffff;
+	}
+
+	.autocomplete-active {
+		/*when navigating through the items using the arrow keys:*/
+		background-color: DodgerBlue !important;
+		color: #ffffff;
+	}
+</style>
diff --git a/frontend/src/lib/components/select/SchoolSelect/SchoolSelect.svelte b/frontend/src/lib/components/select/SchoolSelect/SchoolSelect.svelte
new file mode 100644
index 0000000..374a244
--- /dev/null
+++ b/frontend/src/lib/components/select/SchoolSelect/SchoolSelect.svelte
@@ -0,0 +1,136 @@
+<script lang="ts">
+	import schoollistString from '$lib/assets/schoollist.txt?raw';
+	import School from './School.svelte';
+	import type { School as SchoolType } from '$lib/stores/candidate';
+
+	const schoolList: Array<string> = schoollistString.split(';');
+
+	let filteredSchools: Array<string> = [];
+
+	const filterSchools = () => {
+		let storageArr: Array<string> = [];
+		if (schoolNameInputValue) {
+			schoolList.forEach((school) => {
+				if (school.toLowerCase().startsWith(schoolNameInputValue.toLowerCase())) {
+					storageArr = [...storageArr, makeMatchBold(school)];
+				}
+			});
+		}
+		filteredSchools = storageArr;
+	};
+
+	let searchInput: HTMLInputElement;
+	let optionsList: HTMLUListElement;
+
+	let schoolNameInputValue = '';
+	let schoolFieldInputValue = '';
+
+	$: if (!schoolNameInputValue) {
+		filteredSchools = [];
+		hiLiteIndex = -1;
+	}
+
+	const setInputVal = (schoolName: string) => {
+		schoolNameInputValue = removeBold(schoolName);
+		filteredSchools = [];
+		hiLiteIndex = -1;
+		searchInput.focus();
+	};
+
+	const makeMatchBold = (str: string) => {
+		let matched = str.substring(0, schoolNameInputValue.length);
+		let makeBold = `<strong>${matched}</strong>`;
+		let boldedMatch = str.replace(matched, makeBold);
+		return boldedMatch;
+	};
+
+	const removeBold = (str: string) => {
+		return str.replace(/<(.)*?>/g, '');
+	};
+
+	let hiLiteIndex: number = 0;
+
+	const navigateList = (e: KeyboardEvent) => {
+		if (e.key === 'ArrowDown') {
+			if (hiLiteIndex < filteredSchools.length - 1) {
+				hiLiteIndex++;
+				// scroll optionsList
+				let option = optionsList.children[hiLiteIndex];
+				if (option) {
+					option.scrollIntoView({ block: 'nearest' });
+				}
+			}
+		} else if (e.key === 'ArrowUp') {
+			if (hiLiteIndex > 0) {
+				hiLiteIndex--;
+			}
+		} else if (e.key === 'Enter') {
+			if (hiLiteIndex > -1) {
+				setInputVal(filteredSchools[hiLiteIndex]);
+			}
+		}
+	};
+
+	export let selectedSchool: SchoolType;
+
+	$: selectedSchool.name = schoolNameInputValue;
+	$: selectedSchool.field = schoolFieldInputValue;
+</script>
+
+<svelte:window on:keydown={navigateList} />
+
+<div class="autocomplete">
+	<div class="flex">
+		<input
+			class="flex-1"
+			type="text"
+			bind:this={searchInput}
+			bind:value={schoolNameInputValue}
+			on:input={filterSchools}
+		/>
+		<input class="ml-2 w-2/5" type="text" bind:value={schoolFieldInputValue} />
+	</div>
+	{#if filteredSchools.length > 0}
+		<ul bind:this={optionsList} class="schoolAutocompleteList">
+			{#each filteredSchools as country, i}
+				<School
+					itemLabel={country}
+					highlighted={i === hiLiteIndex}
+					on:click={() => setInputVal(country)}
+				/>
+			{/each}
+		</ul>
+	{/if}
+</div>
+
+<style lang="postcss">
+	div,
+	input {
+		@apply w-full;
+	}
+	div {
+		@apply relative flex items-center justify-center;
+	}
+	input {
+		@apply hover:border-sspsBlue w-full rounded-lg border border-2 bg-[#f8fafb] p-3 text-xl shadow-lg outline-none transition-colors  duration-300;
+	}
+	div span {
+		@apply absolute right-0 top-0 bottom-0 my-auto flex bg-transparent p-3;
+	}
+	.withIcon {
+		@apply pr-14;
+	}
+	.error {
+		@apply border-red-700;
+	}
+
+	.autocomplete {
+		@apply relative;
+	}
+
+	.schoolAutocompleteList {
+		@apply absolute top-20 z-50;
+		@apply w-full;
+		@apply max-h-72 overflow-scroll;
+	}
+</style>