added djs command for sar

src/cogs/sar.js

@@ -0,0 +1,67 @@
+const Discord = require("discord.js");
+
+exports.run = async function(client, message, args) {
+
+    /*
+        aliases: sar, selfrole, selfroles
+
+        examples: 
+        - S!selfrole get 1 (adds async helper role)
+        - S!sar remove 4 (removes rewrite helper role)
+        - S!sar list (shows all roles)
+    */
+
+    function roleFinder(query) {
+        return message.guild.roles.find(function(r) {
+            return r.name.includes(query)
+        }).id;
+    }
+
+    const type = args[0]; // can be get, remove or list
+
+    if (type == "list") {
+
+        const embed = new Discord.RichEmbed()
+            .setTitle("List of Self Assigned Roles")
+            .setDescription("Usage: `S!sar [ get | remove | list ] [ number ]`")
+            .addField("1. Async Helper", "S!sar get 1", true)
+            .addField("2. Heroku Helper", "S!sar get 2", true)
+            .addField("3. JS Helper", "S!sar get 3", true)
+            .addField("4. Rewrite Helper", "S!sar get 4", true);
+
+        return message.channel.send({
+            embed: embed
+        });
+
+    }
+
+    const roles = [roleFinder("Async"), roleFinder("Heroku"), roleFinder("JS"), roleFinder("Rewrite")];
+
+    let choice = args[1]; // can be 1, 2, 3 or 4
+
+    // if the choice is not 1, 2, 3 or 4
+    if (/^[1234]$/.test(choice) == false) {
+        return message.channel.send("Enter a valid role number!"); // returns error message
+    } else {
+        choice -= 1; // because array indexing starts from 0. when they choose 1 it should be roles[0]
+    }
+
+    switch (type) {
+
+        case "get":
+            message.member.addRole(roles[choice]);
+            break;
+
+        case "remove":
+            message.member.removeRole(roles[choice]);
+            break;
+
+        default:
+            return; // when it is neither get nor remove
+            break;
+
+    }
+
+    message.channel.send("Added the role you wanted!"); // confirmation message
+
+}

src/shared_libs/aliases.json

@@ -0,0 +1,6 @@
+{
+    "sar": "sar",
+    "selfrole": "sar",
+    "selfroles": "sar"
+
+}