[refactor] Pulling out post to terminal to its own file.

src/ui/postToTerminal.ts

@@ -0,0 +1,40 @@
+import { getElementById } from "../../utils/uiHelpers/getElementById";
+
+/**
+ * Adds some output to the terminal.
+ * @param input Text or HTML to output to the terminal
+ */
+export function post(input: string) {
+    postContent(input);
+}
+
+/**
+ * Adds some output to the terminal with an identifier of "hack-progress-bar"
+ * @param input Text or HTML to output to the terminal
+ */
+export function hackProgressBarPost(input: string) {
+    postContent(input, "hack-progress-bar");
+}
+
+/**
+ * Adds some output to the terminal with an identifier of "hack-progress"
+ * @param input Text or HTML to output to the terminal
+ */
+export function hackProgressPost(input: string) {
+    postContent(input, "hack-progress");
+}
+
+function postContent(input: string, id?: string) {
+    // tslint:disable-next-line:max-line-length
+    const style: string = `color: var(--my-font-color); background-color:var(--my-background-color);${id === undefined ? " white-space:pre-wrap;" : ""}`;
+    // tslint:disable-next-line:max-line-length
+    const content: string = `<tr class="posted"><td ${id === undefined ? 'class="terminal-line"' : `id="${id}"`} style="${style}">${input}</td></tr>`;
+    const inputElement: HTMLElement = getElementById("terminal-input");
+    inputElement.insertAdjacentHTML("beforebegin", content);
+    scrollTerminalToBottom();
+}
+
+function scrollTerminalToBottom() {
+    const container: HTMLElement = getElementById("terminal-container");
+    container.scrollTop = container.scrollHeight;
+}