adding change name method

enums.js

@@ -23,8 +23,9 @@ helperEnums.help = {
     SHORT_DESC_PLURALFLUX: "PluralFlux is a proxybot akin to PluralKit and Tupperbot, but for Fluxer. All commands are prefixed by `pf;`. Type `pf;help` for info on the bot itself.",
     PLURALFLUX: "PluralFlux is a proxybot akin to PluralKit and Tupperbot, but for Fluxer. All commands are prefixed by `pf;`. Add ` --help` to the end of a command to find out more about it, or just send it without arguments.",
     MEMBER: "Accesses the sub-commands related to editing proxy members. The available subcommands are `add`, `remove`, `displayname`, `proxy`, and `propic`. Add ` --help` to the end of a subcommand to find out more about it, or just send it without arguments.",
-    ADD: "Creates a new member to proxy with, for example: `pf;member jane`. The member name should ideally be short so you can write other commands with it. \n\nYou can optionally add a display name after the member name, for example: `pf;member new jane \"Jane Doe | ze/hir\"`. If it has spaces, put it in __double quotes__. The length limit is 32 characters.",
+    ADD: "Creates a new member to proxy with, for example: `pf;member jane`. The member name should ideally be short so you can write other commands with it easily. \n\nYou can optionally add a display name after the member name, for example: `pf;member new jane \"Jane Doe | ze/hir\"`. If it has spaces, put it in __double quotes__. The length limit is 32 characters.",
     REMOVE: "Removes a member based on their name, for example: `pf;member remove jane`.",
+    NAME: "Updates the name for a specific member based on their current name, for ex: `pf;member jane name jane`. The member name should ideally be short so you can write other commands with it easily.",
     DISPLAY_NAME: "Updates the display name for a specific member based on their name, for example: `pf;member jane \"Jane Doe | ze/hir\"`.This can be up to 32 characters long. If it has spaces, put it in __double quotes__.",
     PROXY: "Updates the proxy tag for a specific member based on their name, for example: `pf;member jane proxy Jane:` or `pf;member amal proxy A=`. This is put at *the start* of a message to allow it to be proxied. Proxies that wrap around text or go at the end are *not* currently supported.",
     PROPIC: "Updates the profile picture for the member. Must be in JPG or PNG format. The two options are:\n1. Pass in a direct remote image URL, for example: `pf;member jane propic <https://cdn.pixabay.com/photo/2020/05/02/02/54/animal-5119676_1280.jpg>`. You can upload images on sites like <https://imgbb.com/>.\n2. Upload an attachment directly.\n\n**NOTE:** Fluxer does not save your attachments forever, so option #1 is recommended.",

helpers/memberHelper.js

@@ -6,7 +6,7 @@ import {EmptyResultError} from "sequelize";
 const mh = {};
 
 // Has an empty "command" to parse the help message properly
-const commandList = ['--help', 'add', 'remove', 'displayName', 'proxy', 'propic', ''];
+const commandList = ['--help', 'add', 'remove', 'name', 'displayName', 'proxy', 'propic', ''];
 
 /**
  * Parses through the subcommands that come after "pf;member" and calls functions accordingly.
@@ -30,6 +30,8 @@ mh.parseMemberCommand = async function(authorId, args, attachmentUrl){
             return await addNewMember(authorId, args);
         case 'remove':
             return await removeMember(authorId, args);
+        case 'name':
+            return enums.help.NAME;
         case 'displayname':
             return enums.help.DISPLAY_NAME;
         case 'proxy':
@@ -42,6 +44,8 @@ mh.parseMemberCommand = async function(authorId, args, attachmentUrl){
     switch(args[1]) {
         case '--help':
             return enums.help.MEMBER;
+        case 'name':
+            return await updateName(authorId, args);
         case 'displayname':
             return await updateDisplayName(authorId, args);
         case 'proxy':
@@ -68,7 +72,6 @@ async function addNewMember(authorId, args) {
     const memberName = args[1];
     const displayName = args[2];
 
-    const member = await getMemberInfo(authorId, memberName);
     const trimmedName = displayName ? displayName.replaceAll(' ', '') : null;
     return await db.members.create({
         name: memberName,
@@ -83,6 +86,27 @@ async function addNewMember(authorId, args) {
     })
 }
 
+/**
+ * Updates the name for a member.
+ *
+ * @param {string} authorId - The author of the message
+ * @param {string[]} args - The message arguments
+ * @returns {Promise<string>} A successful update.
+ * @throws {RangeError} When the name doesn't exist.
+ */
+async function updateName(authorId, args) {
+    if (args[1] && args[1] === "--help" || !args[1]) {
+        return enums.help.DISPLAY_NAME;
+    }
+
+    const name = args[2];
+    const trimmed_name = name ? name.replaceAll(' ', '') : null;
+    if (!name || trimmed_name === null) {
+        throw new RangeError(`Display name ${enums.err.NO_VALUE}`);
+    }
+    return updateMember(authorId, args);
+}
+
 /**
  * Updates the display name for a member.
  *