Add getServerResponse()

1 files changed, 37 insertions, 19 deletions

diff --git a/src/util.ts b/src/util.ts
index 9a4b2b7..6d713a8 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -2,7 +2,25 @@
  * General utility functions
  */
 
-export type Breakpoint = 'sm' | 'md' | 'lg'; // These represent screen sizes
+// For server requests
+export async function getServerResponse(path: string, params: string){
+	// Construct URL
+	let url = new URL(window.location.href);
+	url.pathname = path;
+	url.search = params;
+	// Query server
+	let responseObj;
+	try {
+		let response = await fetch(url.toString());
+		responseObj = await response.json();
+	} catch (error){
+		console.log(`Error with querying ${url}: ${error}`);
+		return null;
+	}
+	return responseObj;
+}
+// For detecting screen size
+export type Breakpoint = 'sm' | 'md' | 'lg';
 export function getBreakpoint(): Breakpoint {
 	let w = window.innerWidth;
 	if (w < 768){
@@ -13,6 +31,24 @@ export function getBreakpoint(): Breakpoint {
 		return 'lg';
 	}
 }
+// Dynamically obtains scroll bar width
+// From stackoverflow.com/questions/13382516/getting-scroll-bar-width-using-javascript
+export function getScrollBarWidth(){
+	// Create hidden outer div
+	let outer = document.createElement('div');
+	outer.style.visibility = 'hidden';
+	outer.style.overflow = 'scroll';
+	document.body.appendChild(outer);
+	// Create inner div
+	let inner = document.createElement('div');
+	outer.appendChild(inner);
+	// Get width difference
+	let scrollBarWidth = outer.offsetWidth - inner.offsetWidth;
+	// Remove temporary divs
+	outer.parentNode!.removeChild(outer);
+	//
+	return scrollBarWidth;
+}
 
 // Returns [0 ... len]
 export function range(len: number): number[] {
@@ -115,21 +151,3 @@ export function capitalizeWords(str: string){
 	str = str.replace(/(\w)'S/, '$1\'s'); // Avoid cases like "traveler's tree" -> "Traveler'S Tree"
 	return str;
 }
-// Dynamically obtains scroll bar width
-// From stackoverflow.com/questions/13382516/getting-scroll-bar-width-using-javascript
-export function getScrollBarWidth(){
-	// Create hidden outer div
-	let outer = document.createElement('div');
-	outer.style.visibility = 'hidden';
-	outer.style.overflow = 'scroll';
-	document.body.appendChild(outer);
-	// Create inner div
-	let inner = document.createElement('div');
-	outer.appendChild(inner);
-	// Get width difference
-	let scrollBarWidth = outer.offsetWidth - inner.offsetWidth;
-	// Remove temporary divs
-	outer.parentNode!.removeChild(outer);
-	//
-	return scrollBarWidth;
-}