Refactoring: move all code files into a src directory

src/UI/Base/Combine.ts

@@ -0,0 +1,71 @@
+import { FixedUiElement } from "./FixedUiElement"
+import { Utils } from "../../Utils"
+import BaseUIElement from "../BaseUIElement"
+
+export default class Combine extends BaseUIElement {
+    private readonly uiElements: BaseUIElement[]
+
+    constructor(uiElements: (string | BaseUIElement)[]) {
+        super()
+        this.uiElements = Utils.NoNull(uiElements).map((el) => {
+            if (typeof el === "string") {
+                return new FixedUiElement(el)
+            }
+            return el
+        })
+    }
+
+    AsMarkdown(): string {
+        let sep = " "
+        if (this.HasClass("flex-col")) {
+            sep = "\n\n"
+        }
+        return this.uiElements.map((el) => el.AsMarkdown()).join(sep)
+    }
+
+    Destroy() {
+        super.Destroy()
+        for (const uiElement of this.uiElements) {
+            uiElement.Destroy()
+        }
+    }
+
+    public getElements(): BaseUIElement[] {
+        return this.uiElements
+    }
+
+    protected InnerConstructElement(): HTMLElement {
+        const el = document.createElement("span")
+        try {
+            if (this.uiElements === undefined) {
+                console.error(
+                    "PANIC: this.uiElements is undefined. (This might indicate a constructor which did not call 'super'. The constructor name is",
+                    this.constructor /*Disable code quality: used for debugging*/.name + ")"
+                )
+            }
+            for (const subEl of this.uiElements) {
+                if (subEl === undefined || subEl === null) {
+                    continue
+                }
+                try {
+                    const subHtml = subEl.ConstructElement()
+                    if (subHtml !== undefined) {
+                        el.appendChild(subHtml)
+                    }
+                } catch (e) {
+                    console.error("Could not generate subelement in combine due to ", e)
+                }
+            }
+        } catch (e) {
+            const domExc = e as DOMException
+            console.error("DOMException: ", domExc.name)
+            el.appendChild(
+                new FixedUiElement("Could not generate this combine!")
+                    .SetClass("alert")
+                    .ConstructElement()
+            )
+        }
+
+        return el
+    }
+}