feat: general commands

packages/typicalbot-rest/.env.example

@@ -3,3 +3,5 @@ DISCORD_TOKEN=
 EVENT_HANDLER_PORT=8080
 EVENT_HANDLER_SECRET_KEY=
 INTERNAL_API=
+FOLLOW_ANNOUNCEMENTS=268559149175013376
+FOLLOW_STATUS=621817852726607882

packages/typicalbot-rest/src/commands/general/follow.ts

@@ -0,0 +1,100 @@
+import Command, {
+  basicInteractionResponse,
+} from "../../common/command/Command.ts";
+import { bot } from "../../cache.ts";
+import { enTranslate, translate } from "../../common/util/i18next.ts";
+import {
+  DiscordApplicationCommandOptionTypes,
+  followChannel,
+  getChannelWebhooks,
+  snowflakeToBigint,
+  validatePermissions,
+} from "../../../../deps.ts";
+
+const FollowCommand: Command = async (interaction) => {
+  const guildId: bigint = snowflakeToBigint(interaction.guildId!);
+
+  if (
+    !validatePermissions(snowflakeToBigint(interaction.member!.permissions), [
+      "MANAGE_WEBHOOKS",
+    ])
+  ) {
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, "permission:USER_MISSING_PERMISSION", {
+        permission: "Manage Webhooks",
+      }),
+    );
+  }
+
+  const raw = interaction.data?.options?.[0];
+
+  if (!raw || !(raw.name === "announcements" || raw.name === "status")) {
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, "commands/general/follow:INVALID_ARGUMENT"),
+    );
+  }
+
+  const channelId: bigint = snowflakeToBigint(interaction.channelId!);
+  const channelToFollow = Deno.env.get(
+    `FOLLOW_${raw.name.toUpperCase()}`,
+  );
+
+  try {
+    const channelWebhooks = await getChannelWebhooks(
+      channelId,
+    );
+
+    if (channelWebhooks.size >= 10) {
+      return basicInteractionResponse(
+        interaction.id,
+        interaction.token,
+        translate(guildId, "commands/general/follow:WEBHOOK_LIMIT"),
+      );
+    }
+
+    await followChannel(snowflakeToBigint(channelToFollow!), channelId);
+
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, `commands/general/follow:${channelToFollow!}`),
+    );
+  } catch {
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, "permission:SELF_MISSING_PERMISSION", {
+        permission: "Manage Webhooks",
+      }),
+    );
+  }
+};
+
+FollowCommand.options = {
+  name: "follow",
+  description: enTranslate("commands/general/follow:COMMAND_DESCRIPTION"),
+  options: [
+    {
+      required: false,
+      name: "announcements",
+      description: enTranslate(
+        "commands/general/follow:SUBCOMMAND_DESCRIPTION_ANNOUNCEMENTS",
+      ),
+      type: DiscordApplicationCommandOptionTypes.SubCommand,
+    },
+    {
+      required: false,
+      name: "status",
+      description: enTranslate(
+        "commands/general/follow:SUBCOMMAND_DESCRIPTION_STATUS",
+      ),
+      type: DiscordApplicationCommandOptionTypes.SubCommand,
+    },
+  ],
+};
+
+bot.commands.add(FollowCommand);

packages/typicalbot-rest/src/commands/general/vote.ts

@@ -0,0 +1,20 @@
+import Command, {
+  basicInteractionResponse,
+} from "../../common/command/Command.ts";
+import { bot } from "../../cache.ts";
+import { enTranslate } from "../../common/util/i18next.ts";
+
+const VoteCommand: Command = (interaction) => {
+  return basicInteractionResponse(
+    interaction.id,
+    interaction.token,
+    "You can vote for TypicalBot at https://typicalbot.com/vote.",
+  );
+};
+
+VoteCommand.options = {
+  name: "vote",
+  description: enTranslate("commands/general/vote:COMMAND_DESCRIPTION"),
+};
+
+bot.commands.add(VoteCommand);

packages/typicalbot-rest/src/languages/en_US/commands/general/follow.json

@@ -0,0 +1,9 @@
+{
+  "COMMAND_DESCRIPTION": "Creates a webhook to follow TypicalBot announcements or status updates in this channel.",
+  "SUBCOMMAND_DESCRIPTION_ANNOUNCEMENTS": "Follow TypicalBot announcements in this channel.",
+  "SUBCOMMAND_DESCRIPTION_STATUS": "Follow TypicalBot status updates in this channel.",
+  "INVALID_ARGUMENT": "Please specify which TypicalBot channel you want to follow.",
+  "WEBHOOK_LIMIT": "The maximum webhooks that Discord allows in one channel is 10. Please remove a webhook and try again.",
+  "FOLLOW_ANNOUNCEMENTS": "You have successfully followed TypicalBot announcements in this channel.",
+  "FOLLOW_STATUS": "You have successfully followed TypicalBot status updates in this channel."
+}