chore: add type hints

Author: Sainan

arbys.ts

@@ -20,21 +20,21 @@ declare let currentHour: number;
 const days = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ];
 const months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ];
 
-function loc(key)
+function loc(key: string): string
 {
 	return dict[key] ?? key;
 }
 
-function totwo(num)
-{
-	if (num < 10)
-	{
-		return "0" + num;
-	}
-	return num;
-}
+function totwo(num: number): string
+{
+        if (num < 10)
+        {
+                return "0" + num;
+        }
+        return num.toString();
+}
 
-function formattz(offset)
+function formattz(offset: number): string
 {
 	if (offset == 0)
 	{
@@ -49,7 +49,7 @@ function formattz(offset)
 }
 document.getElementById("local-time-option").textContent += " (" + formattz(new Date().getTimezoneOffset()) + ")";
 
-function formathour(hour)
+function formathour(hour: number): string
 {
 	switch ((document.getElementById("select-hourfmt") as HTMLSelectElement).value)
 	{
@@ -111,7 +111,7 @@ Promise.all([
 	onLanguageUpdate();
 });
 
-function updateFilterNamesForLocale()
+function updateFilterNamesForLocale(): void
 {
 	document.querySelector("label[for=filter-MT_SURVIVAL]").textContent = toTitleCase(dict["/Lotus/Language/Missions/MissionName_Survival"]);
 	document.querySelector("label[for=filter-MT_DEFENSE]").textContent = toTitleCase(dict["/Lotus/Language/Missions/MissionName_Defense"]);
@@ -132,7 +132,7 @@ function updateFilterNamesForLocale()
 	document.querySelector("label[for=filter-FC_MITW]").textContent = dict["/Lotus/Language/Game/Faction_MITW"];
 }
 
-function updateLog()
+function updateLog(): void
 {
 	console.time("updateLog");
 
@@ -281,7 +281,7 @@ function updateLog()
 	console.timeEnd("updateLog");
 }
 
-function saveSettings()
+function saveSettings(): void
 {
 	let hash = "days=" + encodeURIComponent((document.getElementById("select-days") as HTMLSelectElement).value)
 			+ "&tz=" + encodeURIComponent((document.getElementById("select-tz") as HTMLSelectElement).value)

index.ts

@@ -61,7 +61,7 @@ if (params.has("q"))
 	document.getElementById("results-status").textContent = "Loading...";
 }
 
-(document.getElementById("query") as HTMLInputElement).oninput = function(this: HTMLInputElement)
+(document.getElementById("query") as HTMLInputElement).oninput = function(this: HTMLInputElement): void
 {
 	if (this.value == "")
 	{
@@ -183,7 +183,7 @@ Promise.all([
 		doQuery((document.getElementById("query") as HTMLInputElement).value);
 	}
 
-	document.getElementById("query").oninput = function(this: HTMLInputElement)
+    document.getElementById("query").oninput = function(this: HTMLInputElement): void
 	{
 		if (this.value == "")
 		{
@@ -212,7 +212,7 @@ Promise.all([
 	};
 });
 
-function updateMissionDeckNames()
+function updateMissionDeckNames(): void
 {
 	window.missionDeckNames = {
 		"/Lotus/Types/Game/MissionDecks/SortieRewards": ["Sortie"],
@@ -251,7 +251,7 @@ function updateMissionDeckNames()
 	});
 }
 
-function doQuery(query: string)
+function doQuery(query: string): void
 {
 	console.time("Input to language tags");
 	let results = getDictEntriesFromQuery(query).reduce((arr, [key, value]) =>
@@ -768,8 +768,8 @@ function getDictEntriesFromQuery(query: string): [string, string][]
 	});
 }
 
-function resolveTagsToUses(results)
-{
+function resolveTagsToUses(results: { type: string; key: string; value: any }[]): { type: string; key: string; value: any }[]
+{
 	const res = [];
 	outer: for (const result of results)
 	{
@@ -790,7 +790,7 @@ function resolveTagsToUses(results)
 	return res;
 }
 
-function addUniqueNameResults(res, query)
+function addUniqueNameResults(res: { type: string; key: string; value: any }[], query: string): void
 {
 	query = query.toLowerCase();
 	for (const [type, entries] of Object.entries(window.meta_entries))