some work

src/main.ts

@@ -1,6 +1,7 @@
-import { Plugin } from "obsidian";
+import { ButtonComponent, MarkdownView, Plugin, TextComponent } from "obsidian";
 import { defaultSettings, SimpleTimeTrackerSettings } from "./settings";
 import { SimpleTimeTrackerSettingsTab } from "./settings-tab";
+import { Tracker } from "./tracker";
 
 export default class SimpleTimeTrackerPlugin extends Plugin {
 
@@ -11,10 +12,22 @@ export default class SimpleTimeTrackerPlugin extends Plugin {
 
 		this.addSettingTab(new SimpleTimeTrackerSettingsTab(this.app, this));
 
-		this.registerMarkdownCodeBlockProcessor("simple-time-tracker", (s, e) => {
+		this.registerMarkdownCodeBlockProcessor("simple-time-tracker", (s, e, i) => {
 			e.empty();
-
 			e.addClass("simple-time-tracker");
+
+			let tracker = Tracker.load(s);
+
+			let name = new TextComponent(e)
+				.setPlaceholder("Name this segment");
+			new ButtonComponent(e)
+				.setButtonText("Start")
+				.onClick(() => {
+					tracker.start(name.getValue());
+
+					// TODO how do we save to the code block??
+					tracker.save();
+				});
 		});
 	}
 

src/tracker.ts

@@ -0,0 +1,65 @@
+import { MarkdownSectionInformation } from "obsidian";
+
+export class Tracker {
+
+    entries: Entry[] = [];
+
+    display(element: HTMLElement): void {
+        let list = element.createEl("ul");
+        for (let entry of this.entries)
+            list.createEl("li", { text: entry.toString() });
+    }
+
+
+    start(name: string): void {
+        // date constructor returns the current date
+        let entry = new Entry(name, new Date());
+        this.entries.push(entry);
+    }
+
+    end(): void {
+
+    }
+
+    save(): void {
+        // TODO save
+        JSON.stringify(this);
+    }
+
+    static load(json: string): Tracker {
+        if (json) {
+            try {
+                return JSON.parse(json);
+            } catch (e) {
+                console.log(`Failed to parse Tracker from ${json}`);
+            }
+        }
+        return new Tracker();
+    }
+}
+
+export class Entry {
+
+    private name: string;
+    private startTime: Date;
+    private endTime: Date;
+
+    constructor(name: string, startTime: Date) {
+        this.name = name;
+        this.startTime = startTime;
+    }
+
+    toString(): string {
+        let ret = "";
+        if (this.name)
+            ret += `${this.name}: `;
+
+        // if the days or months are different, we want to add the full date
+        if (this.startTime.getDay() != this.endTime.getDay() || this.startTime.getMonth() != this.endTime.getMonth()) {
+            ret += `${this.startTime.toLocaleString()} - ${this.endTime.toLocaleString()}`;
+        } else {
+            ret += `${this.startTime.toLocaleTimeString()} - ${this.endTime.toLocaleTimeString()}`;
+        }
+        return ret;
+    }
+}

test-vault/track-note-test.md

@@ -3,3 +3,4 @@ This is a time tracker:
 ```simple-time-tracker
 
 ```
+