Reorganize file structure: core/, utils/, modes/interactive/components/, modes/interactive/theme/

packages/coding-agent/src/utils/changelog.ts

@@ -0,0 +1,99 @@
+import { existsSync, readFileSync } from "fs";
+
+export interface ChangelogEntry {
+	major: number;
+	minor: number;
+	patch: number;
+	content: string;
+}
+
+/**
+ * Parse changelog entries from CHANGELOG.md
+ * Scans for ## lines and collects content until next ## or EOF
+ */
+export function parseChangelog(changelogPath: string): ChangelogEntry[] {
+	if (!existsSync(changelogPath)) {
+		return [];
+	}
+
+	try {
+		const content = readFileSync(changelogPath, "utf-8");
+		const lines = content.split("\n");
+		const entries: ChangelogEntry[] = [];
+
+		let currentLines: string[] = [];
+		let currentVersion: { major: number; minor: number; patch: number } | null = null;
+
+		for (const line of lines) {
+			// Check if this is a version header (## [x.y.z] ...)
+			if (line.startsWith("## ")) {
+				// Save previous entry if exists
+				if (currentVersion && currentLines.length > 0) {
+					entries.push({
+						...currentVersion,
+						content: currentLines.join("\n").trim(),
+					});
+				}
+
+				// Try to parse version from this line
+				const versionMatch = line.match(/##\s+\[?(\d+)\.(\d+)\.(\d+)\]?/);
+				if (versionMatch) {
+					currentVersion = {
+						major: Number.parseInt(versionMatch[1], 10),
+						minor: Number.parseInt(versionMatch[2], 10),
+						patch: Number.parseInt(versionMatch[3], 10),
+					};
+					currentLines = [line];
+				} else {
+					// Reset if we can't parse version
+					currentVersion = null;
+					currentLines = [];
+				}
+			} else if (currentVersion) {
+				// Collect lines for current version
+				currentLines.push(line);
+			}
+		}
+
+		// Save last entry
+		if (currentVersion && currentLines.length > 0) {
+			entries.push({
+				...currentVersion,
+				content: currentLines.join("\n").trim(),
+			});
+		}
+
+		return entries;
+	} catch (error) {
+		console.error(`Warning: Could not parse changelog: ${error}`);
+		return [];
+	}
+}
+
+/**
+ * Compare versions. Returns: -1 if v1 < v2, 0 if v1 === v2, 1 if v1 > v2
+ */
+export function compareVersions(v1: ChangelogEntry, v2: ChangelogEntry): number {
+	if (v1.major !== v2.major) return v1.major - v2.major;
+	if (v1.minor !== v2.minor) return v1.minor - v2.minor;
+	return v1.patch - v2.patch;
+}
+
+/**
+ * Get entries newer than lastVersion
+ */
+export function getNewEntries(entries: ChangelogEntry[], lastVersion: string): ChangelogEntry[] {
+	// Parse lastVersion
+	const parts = lastVersion.split(".").map(Number);
+	const last: ChangelogEntry = {
+		major: parts[0] || 0,
+		minor: parts[1] || 0,
+		patch: parts[2] || 0,
+		content: "",
+	};
+
+	return entries.filter((entry) => compareVersions(entry, last) > 0);
+}
+
+// Re-export getChangelogPath from paths.ts for convenience
+export { getChangelogPath } from "./config.js";