Add sync history backend

plugin/src/tracing/logger.ts

@@ -0,0 +1,77 @@
+import { Notice } from "obsidian";
+
+export enum LogLevel {
+	DEBUG = "DEBUG",
+	INFO = "INFO",
+	WARNING = "WARNING",
+	ERROR = "ERROR",
+}
+
+class LogLine {
+	public constructor(public level: LogLevel, public message: string) {}
+
+	public toString(): string {
+		return `${this.formatLevel()}: ${this.message}`;
+	}
+
+	private formatLevel(): string {
+		switch (this.level) {
+			case LogLevel.DEBUG:
+				return "DEBUG";
+			case LogLevel.INFO:
+				return "INFO";
+			case LogLevel.WARNING:
+				return "WARNING";
+			case LogLevel.ERROR:
+				return "ERROR";
+			default:
+				return "UNKNOWN";
+		}
+	}
+}
+
+export class Logger {
+	private static readonly MAX_MESSAGES = 1000;
+
+	private static instance: Logger | null = null;
+	private readonly messages: LogLine[] = [];
+
+	private constructor() {} // eslint-disable-line @typescript-eslint/no-empty-function
+
+	public static getInstance(): Logger {
+		if (!Logger.instance) {
+			Logger.instance = new Logger();
+		}
+		return Logger.instance;
+	}
+
+	public debug(message: string): void {
+		this.pushMessage(message, LogLevel.DEBUG);
+	}
+
+	public info(message: string): void {
+		this.pushMessage(message, LogLevel.INFO);
+	}
+
+	public warn(message: string): void {
+		this.pushMessage(message, LogLevel.WARNING);
+	}
+
+	public error(message: string): void {
+		this.pushMessage(message, LogLevel.ERROR);
+		new Notice(message, 5000);
+	}
+
+	public getMessages(mininumSeverity: LogLevel): LogLine[] {
+		return this.messages.filter(
+			(message) => message.level >= mininumSeverity
+		);
+	}
+
+	private pushMessage(message: string, level: LogLevel): void {
+		this.messages.push(new LogLine(level, message));
+		if (this.messages.length > Logger.MAX_MESSAGES) {
+			this.messages.shift();
+		}
+	}
+}

plugin/src/tracing/sync-history.ts

@@ -0,0 +1,94 @@
+import type { RelativePath } from "src/database/document-metadata";
+import { Logger } from "./logger";
+
+export interface CommonHistoryEntry {
+	status: SyncStatus;
+	relativePath: RelativePath;
+	message: string;
+	type?: SyncType;
+	source?: SyncSource;
+}
+
+export enum SyncType {
+	CREATE = "CREATE",
+	UPDATE = "UPDATE",
+	DELETE = "DELETE",
+}
+
+export enum SyncSource {
+	PUSH = "PUSH",
+	PULL = "PULL",
+}
+
+export enum SyncStatus {
+	NO_OP = "NO_OP",
+	SUCCESS = "SUCCESS",
+	ERROR = "ERROR",
+}
+
+export type HistoryEntry = CommonHistoryEntry & { timestamp: Date };
+
+export interface HistoryStats {
+	success: number;
+	error: number;
+}
+
+export class SyncHistory {
+	private static readonly MAX_ENTRIES = 1000;
+
+	private entries: HistoryEntry[] = [];
+	private readonly requestCountListeners: ((status: HistoryStats) => void)[] =
+		[];
+	private status: HistoryStats = {
+		success: 0,
+		error: 0,
+	};
+
+	public getMessages(): HistoryEntry[] {
+		return this.entries;
+	}
+
+	public reset(): void {
+		this.entries = [];
+		this.status = {
+			success: 0,
+			error: 0,
+		};
+		this.requestCountListeners.forEach((listener) => {
+			listener(this.status);
+		});
+	}
+
+	public addSyncHistoryStatsChangeListener(
+		listener: (status: HistoryStats) => void
+	): void {
+		this.requestCountListeners.push(listener);
+		listener({ ...this.status });
+	}
+
+	public addHistoryEntry(entry: CommonHistoryEntry): void {
+		const historyEntry = {
+			...entry,
+			timestamp: new Date(),
+		};
+		this.entries.push(historyEntry);
+
+		if (entry.status === SyncStatus.SUCCESS) {
+			this.status.success++;
+			Logger.getInstance().info(`Synced file: ${entry.relativePath}`);
+		} else if (entry.status === SyncStatus.ERROR) {
+			this.status.error++;
+			Logger.getInstance().error(
+				`Error syncing file: ${entry.relativePath} - ${entry.message}`
+			);
+		}
+
+		this.requestCountListeners.forEach((listener) => {
+			listener(this.status);
+		});
+
+		if (this.entries.length > SyncHistory.MAX_ENTRIES) {
+			this.entries.shift();
+		}
+	}
+}

plugin/src/views/status-bar.ts

@@ -1,21 +1,17 @@
-import { Plugin } from "obsidian";
-import { RequestCountStatus, SyncService } from "src/services/sync-service";
+import type { Plugin } from "obsidian";
+import type { HistoryStats, SyncHistory } from "src/tracing/sync-history";
 
 export class StatusBar {
-	private statusBarItem: HTMLElement;
+	private readonly statusBarItem: HTMLElement;
 
-	public constructor(plugin: Plugin, service: SyncService) {
+	public constructor(plugin: Plugin, history: SyncHistory) {
 		this.statusBarItem = plugin.addStatusBarItem();
-		service.addRequestCountChangeListener((status) =>
-			this.updateStatus(status)
+		history.addSyncHistoryStatsChangeListener((status) =>
+			{ this.updateStatus(status); }
 		);
 	}
 
-	private updateStatus({
-		waiting,
-		success,
-		failure,
-	}: RequestCountStatus): void {
-		this.statusBarItem.setText(`${waiting} 🔄 ${success} ✅ ${failure} ❌`);
+	private updateStatus({ success, error }: HistoryStats): void {
+		this.statusBarItem.setText(`${success} ✅ ${error} ❌`);
 	}
 }