Simple patcher working

src/templater/replacer.ts

@@ -1,15 +1,48 @@
+import { Formatter } from "@export/formatter";
 import { Paragraph, TextRun } from "@file/paragraph";
-import { ElementCompact } from "xml-js";
-import { IPatch } from "./from-docx";
+import { Element } from "xml-js";
+import * as xml from "xml";
 
-export const replacer = (json: ElementCompact, options: IPatch): ElementCompact => {
+import { IPatch } from "./from-docx";
+import { toJson } from "./util";
+import { IRenderedParagraphNode } from "./run-renderer";
+
+const formatter = new Formatter();
+
+export const replacer = (json: Element, options: IPatch, renderedParagraphs: readonly IRenderedParagraphNode[]): Element => {
     for (const child of options.children) {
         if (child instanceof Paragraph) {
             console.log("is para");
         } else if (child instanceof TextRun) {
-            console.log("is text");
+            const text = formatter.format(child);
+            const textJson = toJson(xml(text));
+            console.log("paragrapghs", JSON.stringify(renderedParagraphs, null, 2));
+            const paragraphElement = goToElementFromPath(json, renderedParagraphs[0].path);
+            console.log(paragraphElement);
+            // eslint-disable-next-line functional/immutable-data
+            paragraphElement.elements = textJson.elements;
+            console.log("is text", text);
         }
     }
 
     return json;
 };
+
+const goToElementFromPath = (json: Element, path: readonly number[]): Element => {
+    let element = json;
+
+    // We start from 1 because the first element is the root element
+    // Which we do not want to double count
+    for (let i = 1; i < path.length; i++) {
+        const index = path[i];
+        const nextElements = element.elements;
+
+        if (!nextElements) {
+            throw new Error("Could not find element");
+        }
+
+        element = nextElements[index];
+    }
+
+    return element;
+};