feat(cli): add update command to check and update globally installed @git.zone packages

ts/mod_update/classes.packagemanager.ts

@@ -0,0 +1,193 @@
+import * as plugins from './mod.plugins.js';
+
+export type TPackageManager = 'npm' | 'yarn' | 'pnpm';
+
+export interface IInstalledPackage {
+  name: string;
+  version: string;
+  packageManager: TPackageManager;
+}
+
+export interface IPackageUpdateInfo {
+  name: string;
+  currentVersion: string;
+  latestVersion: string;
+  packageManager: TPackageManager;
+  needsUpdate: boolean;
+}
+
+export class PackageManagerUtil {
+  private shell = new plugins.smartshell.Smartshell({
+    executor: 'bash',
+  });
+
+  /**
+   * Check if a package manager is available on the system
+   */
+  public async isAvailable(pm: TPackageManager): Promise<boolean> {
+    try {
+      const result = await this.shell.execSilent(`which ${pm} >/dev/null 2>&1 && echo "found"`);
+      return result.exitCode === 0 && result.stdout.includes('found');
+    } catch {
+      return false;
+    }
+  }
+
+  /**
+   * Get all globally installed @git.zone packages for a package manager
+   */
+  public async getInstalledPackages(pm: TPackageManager): Promise<IInstalledPackage[]> {
+    const packages: IInstalledPackage[] = [];
+
+    try {
+      let result;
+      switch (pm) {
+        case 'npm':
+          result = await this.shell.execSilent('npm list -g --depth=0 --json 2>/dev/null || true');
+          break;
+        case 'yarn':
+          result = await this.shell.execSilent('yarn global list --depth=0 --json 2>/dev/null || true');
+          break;
+        case 'pnpm':
+          result = await this.shell.execSilent('pnpm list -g --depth=0 --json 2>/dev/null || true');
+          break;
+      }
+
+      const output = result.stdout.trim();
+      if (!output) {
+        return packages;
+      }
+
+      if (pm === 'npm') {
+        try {
+          const data = JSON.parse(output);
+          const deps = data.dependencies || {};
+          for (const [name, info] of Object.entries(deps)) {
+            if (name.startsWith('@git.zone/')) {
+              packages.push({
+                name,
+                version: (info as any).version || 'unknown',
+                packageManager: pm,
+              });
+            }
+          }
+        } catch {
+          // JSON parse failed
+        }
+      } else if (pm === 'pnpm') {
+        // pnpm returns an array of objects
+        try {
+          const data = JSON.parse(output);
+          // Handle array format from pnpm
+          const dataArray = Array.isArray(data) ? data : [data];
+          for (const item of dataArray) {
+            const deps = item.dependencies || {};
+            for (const [name, info] of Object.entries(deps)) {
+              if (name.startsWith('@git.zone/')) {
+                packages.push({
+                  name,
+                  version: (info as any).version || 'unknown',
+                  packageManager: pm,
+                });
+              }
+            }
+          }
+        } catch {
+          // JSON parse failed
+        }
+      } else if (pm === 'yarn') {
+        // Yarn global list --json outputs multiple JSON lines
+        const lines = output.split('\n').filter(l => l.trim());
+        for (const line of lines) {
+          try {
+            const data = JSON.parse(line);
+            if (data.type === 'tree' && data.data && data.data.trees) {
+              for (const tree of data.data.trees) {
+                const name = tree.name?.split('@')[0] || '';
+                if (name.startsWith('@git.zone/')) {
+                  const version = tree.name?.split('@').pop() || 'unknown';
+                  packages.push({
+                    name,
+                    version,
+                    packageManager: pm,
+                  });
+                }
+              }
+            }
+          } catch {
+            // Skip invalid JSON lines
+          }
+        }
+      }
+    } catch {
+      // Command failed, return empty array
+    }
+
+    return packages;
+  }
+
+  /**
+   * Get the latest version of a package from npm registry
+   */
+  public async getLatestVersion(packageName: string): Promise<string | null> {
+    try {
+      const result = await this.shell.execSilent(`npm view ${packageName} version 2>/dev/null`);
+      if (result.exitCode === 0 && result.stdout.trim()) {
+        return result.stdout.trim();
+      }
+    } catch {
+      // Command failed
+    }
+    return null;
+  }
+
+  /**
+   * Execute an update for a package using the specified package manager
+   */
+  public async executeUpdate(pm: TPackageManager, packageName: string): Promise<boolean> {
+    let command: string;
+
+    switch (pm) {
+      case 'npm':
+        command = `npm install -g ${packageName}@latest`;
+        break;
+      case 'yarn':
+        command = `yarn global add ${packageName}@latest`;
+        break;
+      case 'pnpm':
+        command = `pnpm add -g ${packageName}@latest`;
+        break;
+    }
+
+    console.log(`  Updating ${packageName} via ${pm}...`);
+
+    try {
+      const result = await this.shell.exec(command);
+      return result.exitCode === 0;
+    } catch {
+      return false;
+    }
+  }
+
+  /**
+   * Compare two semver versions
+   * Returns true if latest > current
+   */
+  public isNewerVersion(current: string, latest: string): boolean {
+    const cleanVersion = (v: string) => v.replace(/^[^\d]*/, '');
+    const currentClean = cleanVersion(current);
+    const latestClean = cleanVersion(latest);
+
+    const currentParts = currentClean.split('.').map(n => parseInt(n, 10) || 0);
+    const latestParts = latestClean.split('.').map(n => parseInt(n, 10) || 0);
+
+    for (let i = 0; i < Math.max(currentParts.length, latestParts.length); i++) {
+      const curr = currentParts[i] || 0;
+      const lat = latestParts[i] || 0;
+      if (lat > curr) return true;
+      if (lat < curr) return false;
+    }
+
+    return false;
+  }
+}