From c20557a2ad5ce5f1c39e21c757ede99546c20764 Mon Sep 17 00:00:00 2001
From: Matthew R <matthew@staff.libraryofcode.org>
Date: Thu, 30 Apr 2020 21:57:02 -0400
Subject: [PATCH] fixes to npm command

---
 src/commands/npm.ts | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)

diff --git a/src/commands/npm.ts b/src/commands/npm.ts
index 5ef7e3c..98a489f 100644
--- a/src/commands/npm.ts
+++ b/src/commands/npm.ts
@@ -2,7 +2,7 @@ import { Message } from 'eris';
 import axios from 'axios';
 import { Client, Command, RichEmbed } from '../class';
 
-export default class Npm extends Command {
+export default class NPM extends Command {
   constructor(client: Client) {
     super(client);
     this.name = 'npm';
@@ -19,16 +19,24 @@ export default class Npm extends Command {
 
       const res = await axios.get(`https://registry.npmjs.com/${args[0]}`, { validateStatus: (_) => true });
 
-      if (res.status == 404) this.error(message.channel, 'Could not find the library, try something else.');
+      if (res.status === 404) this.error(message.channel, 'Could not find the library, try something else.');
 
       const { data } = res;
 
-      const bugs: string = data.bugs.url || '';
+      const bugs: string = data.bugs?.url || '';
       const description: string = data.description || 'None';
-      const version: string = data['dist-tags'].latest || 'Unknown';
+      const version: string = data['dist-tags']?.latest || 'Unknown';
       const homepage: string = data.homepage || '';
-      const license: string = data.license || 'None';
-      const dependencies: string = Object.keys(data.versions[version].dependencies).join(', ') || 'None';
+      let license: string = 'None';
+      if (typeof data.license === 'object') {
+        license = data.license.type;
+      } else if (typeof data.license === 'string') {
+        license = data.license;
+      }
+      let dependencies: string = 'None';
+      if (version !== 'Unknown' && data.versions[version].dependencies) {
+        dependencies = Object.keys(data.versions[version].dependencies).join(', ');
+      }
       const name: string = data.name || 'None';
       const repository: string = bugs.replace('/issues', '') || '';
       const creation: string = data.time.created ? new Date(data.time.created).toLocaleString('en') : 'None';
@@ -39,7 +47,7 @@ export default class Npm extends Command {
       embed.setTimestamp();
       embed.setFooter(this.client.user.username, this.client.user.avatarURL);
       embed.setAuthor('NPM', 'https://i.imgur.com/ErKf5Y0.png', 'https://www.npmjs.com/');
-      embed.setDescription(`[NPM](https://www.npmjs.com/package/${args[0]}) | [Homepage](${homepage}) | [Repository](${repository}) | [Bugs](${bugs})`);
+      embed.setDescription(`[NPM](https://www.npmjs.com/package/${args[0]}) | [Homepage](${homepage}) | [Repository](${repository}) | [Bugs](${bugs})`);
       embed.addField('Name', name, true);
       embed.addField('Latest version', version, true);
       embed.addField('License', license, true);