From 730d99fc80c39bac6604ecfdd06b6bf70c21a565 Mon Sep 17 00:00:00 2001
From: crib <haugseth.martin@gmail.com>
Date: Wed, 17 Dec 2025 21:43:11 +0100
Subject: [PATCH] Added a feature to clean compleeted tasks either Never, 24
 hours, 7 days or 30 days

---
 main.ts     | 43 +++++++++++++++++++++++++++++++++++++++++++
 settings.ts | 14 ++++++++++++++
 types.ts    |  6 +++++-
 3 files changed, 62 insertions(+), 1 deletion(-)

diff --git a/main.ts b/main.ts
index 0488b0a..5299ab5 100644
--- a/main.ts
+++ b/main.ts
@@ -32,6 +32,14 @@ export default class TaskWeaverPlugin extends Plugin {
 		this.app.workspace.onLayoutReady(() => {
 			this.activateView();
 		});
+
+		// Clean up old completed tasks on startup
+		await this.cleanupCompletedTasks();
+
+		// Clean up old completed tasks every hour
+		this.registerInterval(
+			window.setInterval(() => this.cleanupCompletedTasks(), 60 * 60 * 1000)
+		);
 	}
 
 	async onunload(): Promise<void> {
@@ -180,4 +188,39 @@ export default class TaskWeaverPlugin extends Plugin {
 		}
 		return elapsed;
 	}
+
+	async cleanupCompletedTasks(): Promise<void> {
+		if (this.settings.completedTaskRetention === "never") {
+			return;
+		}
+
+		const now = Date.now();
+		let retentionMs: number;
+
+		switch (this.settings.completedTaskRetention) {
+			case "1day":
+				retentionMs = 24 * 60 * 60 * 1000;
+				break;
+			case "7days":
+				retentionMs = 7 * 24 * 60 * 60 * 1000;
+				break;
+			case "30days":
+				retentionMs = 30 * 24 * 60 * 60 * 1000;
+				break;
+			default:
+				return;
+		}
+
+		const initialCount = this.settings.tasks.length;
+		this.settings.tasks = this.settings.tasks.filter(task => {
+			if (!task.completed || !task.completedAt) {
+				return true;
+			}
+			return (now - task.completedAt) < retentionMs;
+		});
+
+		if (this.settings.tasks.length !== initialCount) {
+			await this.saveSettings();
+		}
+	}
 }
diff --git a/settings.ts b/settings.ts
index d03841d..04f5bb1 100644
--- a/settings.ts
+++ b/settings.ts
@@ -13,6 +13,20 @@ export class TaskWeaverSettingTab extends PluginSettingTab {
 		const { containerEl } = this;
 		containerEl.empty();
 
+		new Setting(containerEl)
+			.setName("Clear completed tasks")
+			.setDesc("Automatically remove completed tasks after a specified period")
+			.addDropdown(dropdown => dropdown
+				.addOption("never", "Never")
+				.addOption("1day", "After 24 hours")
+				.addOption("7days", "After 7 days")
+				.addOption("30days", "After 30 days")
+				.setValue(this.plugin.settings.completedTaskRetention)
+				.onChange(async (value) => {
+					this.plugin.settings.completedTaskRetention = value as any;
+					await this.plugin.saveSettings();
+				}));
+
 		new Setting(containerEl)
 			.setName("Enable daily note logging")
 			.setDesc("Log completed tasks to your daily note")
diff --git a/types.ts b/types.ts
index ce40abc..867640b 100644
--- a/types.ts
+++ b/types.ts
@@ -15,16 +15,20 @@ export interface Task {
 	completedAt?: number;
 }
 
+export type CompletedTaskRetention = "never" | "1day" | "7days" | "30days";
+
 export interface TaskWeaverSettings {
 	categories: Category[];
 	tasks: Task[];
 	enableDailyNoteLogging: boolean;
 	dailyNoteFormat: string;
+	completedTaskRetention: CompletedTaskRetention;
 }
 
 export const DEFAULT_SETTINGS: TaskWeaverSettings = {
 	categories: [],
 	tasks: [],
 	enableDailyNoteLogging: false,
-	dailyNoteFormat: "- [x] {{title}} ({{duration}}) {{emoji}}"
+	dailyNoteFormat: "- [x] {{title}} ({{duration}}) {{emoji}}",
+	completedTaskRetention: "7days"
 };