Added Backend

backend/src/utils/stringRendering.ts

@@ -0,0 +1,51 @@
+
+export const renderAsCurrency = (value: string | number,currencyString = "€") => {
+    return `${Number(value).toFixed(2).replace(".",",")} ${currencyString}`
+}
+
+export const splitStringBySpace = (input:string,maxSplitLength:number,removeLinebreaks = false) =>  {
+
+    if(removeLinebreaks) {
+        input = input.replaceAll("\n","")
+    }
+
+    let splitStrings: string[] = []
+
+    input.split("\n").forEach(string => {
+        splitStrings.push(string)
+    })
+
+    let returnSplitStrings: string[] = []
+
+    splitStrings.forEach(string => {
+        let regex = / /gi, result, indices = [];
+        while ( (result = regex.exec(string)) ) {
+            indices.push(result.index);
+        }
+
+        let lastIndex = 0
+
+        if(string.length > maxSplitLength) {
+            let tempStrings = []
+
+            for (let i = maxSplitLength; i < string.length; i = i + maxSplitLength) {
+                let nearestIndex = indices.length > 0 ? indices.reduce(function(prev, curr) {
+                    return (Math.abs(curr - i) < Math.abs(prev - i) ? curr : prev);
+                }) : i
+
+                tempStrings.push(string.substring(lastIndex,nearestIndex))
+
+                lastIndex = indices.length > 0 ? nearestIndex + 1 : nearestIndex
+            }
+
+            tempStrings.push(string.substring(lastIndex,input.length))
+
+            returnSplitStrings.push(...tempStrings)
+
+        } else {
+            returnSplitStrings.push(string)
+        }
+    })
+
+    return returnSplitStrings
+}