Parse WhatApp markdown and sanitize messages; remove message drift calculation; standardize spacing for body and child containers.

web/src/parser.ts

@@ -0,0 +1,28 @@
+export class Parser {
+    input: string;
+    
+    constructor(input: string) {
+        this.input = input;
+    }
+    
+    parse(token: string, to: string): Parser {
+        const esc = Parser.escapeRegex(token);
+        
+        const regex = new RegExp(`(^|\\s)${esc}(.+?)${esc}(?=\\s|$)`, "gs");
+        
+        this.input = this.input.replace(regex, (match, pre, inner) => {
+            return `${pre}${to.replace("$1", inner)}`;
+        });
+        
+        return this;
+    }
+    
+    replace(searchValue: string, replaceValue: string): Parser {
+        this.input = this.input.replaceAll(searchValue, replaceValue);
+        return this;
+    }
+    
+    static escapeRegex(string: string) {
+        return string.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+    }
+}