Adds some more polish

source/Configuration/Groups/GroupConfigurationProvider.ts

@@ -15,7 +15,7 @@ export type RuntimeGroupConfiguration = {
 };
 
 export type ChannelRuntimeGroupConfiguration = {
-  newPlaydates: ChannelId,
+  notifications: ChannelId,
   playdateReminders: ChannelId
 }
 
@@ -75,7 +75,7 @@ export class GroupConfigurationProvider implements ConfigurationProvider<
     return new ConfigurationTransformer(
       [
         {
-          path: ['channels', 'newPlaydates'],
+          path: ['channels', 'notifications'],
           type: TransformerType.Channel,
         },
         {

source/Database/Repositories/GroupRepository.ts

@@ -2,7 +2,7 @@ import {Repository} from "./Repository";
 import {GroupModel} from "../Models/GroupModel";
 import Groups, {DBGroup} from "../tables/Groups";
 import {DatabaseConnection} from "../DatabaseConnection";
-import {GuildMember, UserFlagsBitField} from "discord.js";
+import {GuildMember} from "discord.js";
 import {Nullable} from "../../types/Nullable";
 import {PlaydateRepository} from "./PlaydateRepository";
 import {Container} from "../../Container/Container";

source/Database/Repositories/Repository.ts

@@ -65,12 +65,12 @@ export class Repository<ModelType extends Model, IntermediateModelType = unknown
     return result.changes > 0;
   }
 
-  public getById(id: number): Nullable<ModelType> {
+  public getById(id: number|bigint): Nullable<ModelType> {
     const sql = `SELECT * FROM ${this.schema.name} WHERE id = ? LIMIT 1`;
     return this.convertToModelType(this.database.fetch<number, IntermediateModelType>(sql, id));
   }
 
-  public delete(id: number) {
+  public delete(id: number|bigint) {
     const sql = `DELETE FROM ${this.schema.name} WHERE id = ?`;
     return this.database.execute(sql, id);
   }

source/Discord/Commands/Bot.ts

@@ -0,0 +1,60 @@
+import {CacheType, ChatInputCommandInteraction, hyperlink, PermissionFlagsBits, SlashCommandBuilder} from "discord.js";
+import {ChatInteractionCommand, Command} from "./Command";
+import * as fs from "node:fs";
+import {UserError} from "../UserError";
+import {ifError} from "node:assert";
+import {BuildContextGetter} from "../../Utilities/BuildContext";
+import {EmbedLibrary} from "../EmbedLibrary";
+
+export class BotCommand implements Command, ChatInteractionCommand {
+  definition(): SlashCommandBuilder {
+    return new SlashCommandBuilder()
+      .setName("bot")
+      .setDescription("Offers some information about the bot")
+      .setDefaultMemberPermissions(PermissionFlagsBits.Administrator)
+      .addSubcommand(command => command
+        .setName("build")
+        .setDescription("Displays some information about the build the bot is running on.")
+      )
+  }
+
+  execute(interaction: ChatInputCommandInteraction<CacheType>): Promise<void> {
+    switch (interaction.options.getSubcommand()) {
+      case "build":
+        this.displayBuildInfos(interaction);
+        break;
+    } 
+  }
+  
+  private displayBuildInfos(interaction: ChatInputCommandInteraction<CacheType>) {
+    const buildContext = new BuildContextGetter().getContext();
+    if (!buildContext) {
+      throw new UserError("Can't find required deploy information", "Using a valid docker image or (when running on a dev build) running `npm run build` once.");
+    }
+    
+    const embed = EmbedLibrary.base("Current Build")
+      .setFields(
+        [
+          {
+            name: "Build Target",
+            value: buildContext.target,
+            inline: true
+          },
+          {
+            name: "Build Label",
+            value: buildContext.label,
+            inline: true
+          },
+          {
+            name: "Latest Commit",
+            value: hyperlink(buildContext.commitHash, buildContext.commitLink)
+          }
+        ]
+      )
+    
+    interaction.reply({
+      embeds: [embed]
+    })
+  }
+  
+}

source/Discord/Commands/Commands.ts

@@ -5,12 +5,14 @@ import {PlaydatesCommand} from "./Playdates";
 import {RESTPostAPIChatInputApplicationCommandsJSONBody} from "discord.js";
 import {Nullable} from "../../types/Nullable";
 import {ServerCommand} from "./Server";
+import {BotCommand} from "./Bot";
 
 const commands: Set<Command> = new Set<Command>([
   new HelloWorldCommand(),
   new GroupCommand(),
   new PlaydatesCommand(),
-  new ServerCommand()
+  new ServerCommand(),
+  new BotCommand()
 ]);
 
 export default class Commands {

source/Discord/Commands/Groups.ts

@@ -33,6 +33,10 @@ import {ServerConfigurationProvider} from "../../Configuration/Server/ServerConf
 import {ServerConfigurationRepository} from "../../Database/Repositories/ServerConfigurationRepository";
 import {PermissionError} from "../PermissionError";
 import {EmbedLibrary, EmbedType} from "../EmbedLibrary";
+import {EventHandler} from "../../Events/EventHandler";
+import {ElementChangedEvent} from "../../Events/EventClasses/ElementChangedEvent";
+import GroupConfiguration from "../../Database/tables/GroupConfiguration";
+import Groups from "../../Database/tables/Groups";
 
 export class GroupCommand implements Command, ChatInteractionCommand, AutocompleteCommand {
   private static GOODBYE_MESSAGES: string[] = [
@@ -50,7 +54,7 @@ export class GroupCommand implements Command, ChatInteractionCommand, Autocomple
   definition(): SlashCommandBuilder {
     // @ts-expect-error Slash command expects more than needed.
     return new SlashCommandBuilder()
-      .setName('groups')
+      .setName('group')
       .setDescription(`Manages groups`)
       .addSubcommand(create =>
         create.setName("create")
@@ -289,9 +293,9 @@ export class GroupCommand implements Command, ChatInteractionCommand, Autocomple
               type: MenuItemType.Collection,
               children: [
                 {
-                  traversalKey: "newPlaydates",
-                  label: "New Playdates",
-                  description: "Sets the channel, where the group gets notified, when new Playdates are set.",
+                  traversalKey: "notifications",
+                  label: "Notifications",
+                  description: "Sets the channel, where the group gets notified, when things are happening, such as a new playdate is created.",
                 },
                 {
                   traversalKey: "playdateReminders",
@@ -369,6 +373,17 @@ export class GroupCommand implements Command, ChatInteractionCommand, Autocomple
     group.leader.memberid = newLeader.id
     repo.update(group);
     
+    Container.get<EventHandler>(EventHandler.name)
+      .dispatch(new ElementChangedEvent<GroupModel>(
+        Groups.name,
+        {
+          id: group.id,
+          leader: {
+            memberid: newLeader.id
+          }
+        }
+      ))
+    
     await interaction.reply({
       embeds: [
         EmbedLibrary.base(

source/Discord/Commands/Playdates.ts

@@ -34,7 +34,7 @@ export class PlaydatesCommand implements Command, AutocompleteCommand, ChatInter
   definition(): SlashCommandBuilder {
     // @ts-expect-error Command builder is improperly marked as incomplete.
     return new SlashCommandBuilder()
-      .setName("playdates")
+      .setName("playdate")
       .setDescription("Manage your playdates")
       .addSubcommand((subcommand) => subcommand
         .setName("create")
@@ -153,7 +153,7 @@ export class PlaydatesCommand implements Command, AutocompleteCommand, ChatInter
 
     playdateRepo.create(playdate);
 
-    const embed = EmbedLibrary.playdate(
+    const embed = EmbedLibrary.withGroup(
       group,
       "Created a play-date.",
       ":white_check_mark: Your playdate has been created! You and your group get notified, when its time.",
@@ -198,7 +198,7 @@ export class PlaydatesCommand implements Command, AutocompleteCommand, ChatInter
   private async list(interaction: ChatInputCommandInteraction, group: GroupModel) {
     const playdates = Container.get<PlaydateRepository>(PlaydateRepository.name).findFromGroup(group);
 
-    const embed = EmbedLibrary.playdate(
+    const embed = EmbedLibrary.withGroup(
       group,
       "Created a play-date.",
       null, 
@@ -242,7 +242,7 @@ export class PlaydatesCommand implements Command, AutocompleteCommand, ChatInter
 
     repo.delete(playdateId);
     
-    const embed = EmbedLibrary.playdate(
+    const embed = EmbedLibrary.withGroup(
       group,
       "Playdate deleted",
       `:x: Deleted ${time(selected.from_time, 'F')} - ${time(selected.to_time, 'F')}`,
@@ -296,7 +296,7 @@ export class PlaydatesCommand implements Command, AutocompleteCommand, ChatInter
       });
     }
     
-    const embed = EmbedLibrary.playdate(
+    const embed = EmbedLibrary.withGroup(
       group, 
       "Imported play-dates",
       `:white_check_mark: Your ${playdates.length} playdates has been created! You and your group get notified, when its time.`,

source/Discord/EmbedLibrary.ts

@@ -33,7 +33,7 @@ export class EmbedLibrary {
     return embed
   }
   
-  public static playdate(
+  public static withGroup(
     group: GroupModel,
     title: string,
     description: string|null = null,

source/Discord/UserError.ts

@@ -10,7 +10,6 @@ export class UserError extends Error {
     public readonly tryInstead: string | null = null
   ) {
     super(message);
-
   }
   
   public getEmbed(e: UserError): EmbedBuilder {

source/Events/DefaultEvents.ts

@@ -7,6 +7,9 @@ import {PlaydateModel} from "../Database/Models/PlaydateModel";
 import {TimedEvent} from "./EventHandler.types";
 import {CleanupEvent} from "./Handlers/CleanupEvent";
 import {Logger} from "log4js";
+import {ElementChangedEvent} from "./EventClasses/ElementChangedEvent";
+import {GroupModel} from "../Database/Models/GroupModel";
+import {sendLeaderChangeNotificationEventHandler} from "./Handlers/LeaderChanged";
 
 export class DefaultEvents {
   public static setupTimed() {
@@ -29,5 +32,9 @@ export class DefaultEvents {
       method: sendCreatedNotificationEventHandler,
       persistent: true
     });
+    eventHandler.addHandler<ElementChangedEvent<GroupModel>>(ElementChangedEvent.name, {
+      method: sendLeaderChangeNotificationEventHandler,
+      persistent: true
+    })
   }
 }

source/Events/EventClasses/ElementChangedEvent.ts

@@ -0,0 +1,13 @@
+import {Model} from "../../Database/Models/Model";
+import {EventType, NormalEvent} from "../EventHandler.types";
+import {DeepPartial} from "../../types/Partial";
+
+export class ElementChangedEvent<T extends Model = Model> implements NormalEvent {
+  constructor(
+    public readonly tableName: string,
+    public readonly changes: DeepPartial<T> & Model,
+  ) {
+  }
+
+  type: EventType.Normal = EventType.Normal;
+}

source/Events/Handlers/LeaderChanged.ts

@@ -0,0 +1,81 @@
+import {ElementChangedEvent} from "../EventClasses/ElementChangedEvent";
+import {GroupModel} from "../../Database/Models/GroupModel";
+import Groups from "../../Database/tables/Groups";
+import {Container} from "../../Container/Container";
+import {GroupRepository} from "../../Database/Repositories/GroupRepository";
+import {ConfigurationHandler} from "../../Configuration/ConfigurationHandler";
+import {GroupConfigurationModel} from "../../Database/Models/GroupConfigurationModel";
+import {
+  GroupConfigurationProvider,
+  RuntimeGroupConfiguration
+} from "../../Configuration/Groups/GroupConfigurationProvider";
+import {GroupConfigurationRepository} from "../../Database/Repositories/GroupConfigurationRepository";
+import {DiscordClient} from "../../Discord/DiscordClient";
+import {EmbedLibrary} from "../../Discord/EmbedLibrary";
+import {roleMention, userMention} from "discord.js";
+import * as util from "node:util";
+import {ArrayUtils} from "../../Utilities/ArrayUtils";
+
+const CHANGED_LINES = [
+  "Look who now manages your group, its %s. He will do a fantastic job!",
+  "Oh the 14th god changed... again, now its %s",
+  "This group was given to %s",
+  "This world was given over to %s, lets hope you survive the next adventure :smiling_imp:"
+]
+
+export async function sendLeaderChangeNotificationEventHandler(event: ElementChangedEvent<GroupModel>) {
+  if (event.tableName !== Groups.name) {
+    return;
+  }
+  
+  if (!event.changes.leader?.memberid) {
+    return;
+  }
+  
+  const group = Container.get<GroupRepository>(GroupRepository.name).getById(event.changes.id);
+  if (!group) {
+    return;
+  }
+  
+  const groupConfig = new ConfigurationHandler<GroupConfigurationModel, RuntimeGroupConfiguration>(
+    new GroupConfigurationProvider(
+      Container.get<GroupConfigurationRepository>(GroupConfigurationRepository.name),
+      group
+    )
+  );
+
+  const targetChannel = groupConfig.getConfigurationByPath('channels.notifications').value;
+  if (!targetChannel) {
+    return;
+  }
+
+
+  const channel = await Container.get<DiscordClient>(DiscordClient.name).Client.channels.fetch(<string>targetChannel)
+  if (!channel) {
+    return;
+  }
+
+  if (!channel.isTextBased()) {
+    return;
+  }
+
+  if (!channel.isSendable()) {
+    return;
+  }
+
+  const embed = EmbedLibrary.withGroup(
+    group,
+    "You have a new leader",
+    util.format(ArrayUtils.chooseRandom(CHANGED_LINES), userMention(group.leader.memberid))
+  )
+
+  channel.send({
+    content: roleMention(group.role.roleid),
+    embeds: [
+      embed
+    ],
+    allowedMentions: {
+      roles: [group.role.roleid]
+    }
+  })
+}

source/Events/Handlers/SendCreatedNotification.ts

@@ -1,7 +1,7 @@
 import {ElementCreatedEvent} from "../EventClasses/ElementCreatedEvent";
 import {PlaydateModel} from "../../Database/Models/PlaydateModel";
 import PlaydateTableConfiguration from "../../Database/tables/Playdate";
-import {EmbedBuilder, roleMention, time} from "discord.js";
+import {EmbedBuilder, roleMention, time, userMention} from "discord.js";
 import {ArrayUtils} from "../../Utilities/ArrayUtils";
 import {Container} from "../../Container/Container";
 import {GroupConfigurationRepository} from "../../Database/Repositories/GroupConfigurationRepository";
@@ -12,6 +12,7 @@ import {
   GroupConfigurationProvider,
   RuntimeGroupConfiguration
 } from "../../Configuration/Groups/GroupConfigurationProvider";
+import {EmbedLibrary} from "../../Discord/EmbedLibrary";
 
 const NEW_PLAYDATE_MESSAGES = [
   'A new playdate was added. Lets hope, your GM has not planned to kill you. >:]',
@@ -37,7 +38,7 @@ export async function sendCreatedNotificationEventHandler(event: ElementCreatedE
     )
   );
 
-  const targetChannel = groupConfig.getConfigurationByPath('channels.newPlaydates').value;
+  const targetChannel = groupConfig.getConfigurationByPath('channels.notifications').value;
   if (!targetChannel) {
     return;
   }
@@ -55,17 +56,14 @@ export async function sendCreatedNotificationEventHandler(event: ElementCreatedE
     return;
   }
 
-  const embed = new EmbedBuilder()
-    .setTitle("New Playdate added")
-    .setDescription(
-      ArrayUtils.chooseRandom(NEW_PLAYDATE_MESSAGES)
-    )
+  const embed = EmbedLibrary.withGroup(
+    playdate.group,
+    "New Playdate added",
+    ArrayUtils.chooseRandom(NEW_PLAYDATE_MESSAGES)
+  )
     .addFields({
       name: "Playdate:",
       value: `${time(playdate.from_time, "F")} - ${time(playdate.to_time, 'F')}`,
-    })
-    .setFooter({
-      text: `Group: ${playdate.group.name}`
     });
 
   channel.send({

source/Utilities/BuildContext.ts

@@ -0,0 +1,39 @@
+import * as fs from "node:fs";
+import {Nullable} from "../types/Nullable";
+import {DataManager} from "discord.js";
+import * as util from "node:util";
+
+export type BuildContext = {
+  target: string,
+  commitHash: string,
+  commitLink: string,
+  label: string,
+}
+
+export class BuildContextGetter {
+  private static EXPECTED_PATHS = [
+    "./deploy.json",
+    "./dist/deploy.json"
+  ];
+  private static GIT_PATH = "https://git.iedsoftworks.com/neintonine/pnp-scheduler/commit/%s";
+  
+  getContext(): Nullable<BuildContext> {
+    const path = this.findValidPath();
+    if (!path) {
+      return null;
+    }
+    
+    const jsonData = fs.readFileSync(path).toString();
+    const data = JSON.parse(jsonData);
+    return {
+      ...data, 
+      commitLink: util.format(BuildContextGetter.GIT_PATH, data.commitHash)
+    }
+  }
+  
+  private findValidPath(): Nullable<string> {
+    return BuildContextGetter.EXPECTED_PATHS.find((path) => {
+      return fs.existsSync(path);
+    });
+  }
+}

source/types/Partial.ts

@@ -0,0 +1,3 @@
+export type DeepPartial<T> = T extends object ? {
+  [P in keyof T]?: DeepPartial<T[P]>;
+} : T;