feat: general commands

src/rest/commands/general/follow.ts

@@ -0,0 +1,131 @@
+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?.name === "announcements") {
+    const channelId: bigint = snowflakeToBigint(interaction.channelId!);
+
+    const channelWebhooks = await getChannelWebhooks(
+      channelId,
+    );
+
+    if (channelWebhooks.size >= 10) {
+      return basicInteractionResponse(
+        interaction.id,
+        interaction.token,
+        translate(guildId, "commands/general/follow:WEBHOOK_LIMIT"),
+      );
+    }
+
+    try {
+      // 268559149175013376 is the ID of our announcement channel.
+      await followChannel(snowflakeToBigint("268559149175013376"), channelId);
+    } catch {
+      return basicInteractionResponse(
+        interaction.id,
+        interaction.token,
+        translate(guildId, "permission:SELF_MISSING_PERMISSION", {
+          permission: "Manage Webhooks",
+        }),
+      );
+    }
+
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, "commands/general/follow:ANNOUNCEMENTS_FOLLOWED"),
+    );
+  } else if (raw?.name === "status") {
+    const channelId: bigint = snowflakeToBigint(interaction.channelId!);
+
+    const channelWebhooks = await getChannelWebhooks(
+      channelId,
+    );
+
+    if (channelWebhooks.size >= 10) {
+      return basicInteractionResponse(
+        interaction.id,
+        interaction.token,
+        translate(guildId, "commands/general/follow:WEBHOOK_LIMIT"),
+      );
+    }
+
+    try {
+      // 621817852726607882 is the ID of our status channel.
+      await followChannel(snowflakeToBigint("621817852726607882"), channelId);
+    } catch {
+      return basicInteractionResponse(
+        interaction.id,
+        interaction.token,
+        translate(guildId, "permission:SELF_MISSING_PERMISSION", {
+          permission: "Manage Webhooks",
+        }),
+      );
+    }
+
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, "commands/general/follow:STATUS_FOLLOWED"),
+    );
+  } else {
+    return basicInteractionResponse(
+      interaction.id,
+      interaction.token,
+      translate(guildId, "commands/general/follow:INVALID_ARGUMENT"),
+    );
+  }
+};
+
+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);

src/rest/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.",
+  "ANNOUNCEMENTS_FOLLOWED": "You have successfully followed TypicalBot announcements in this channel.",
+  "STATUS_FOLLOWED": "You have successfully followed TypicalBot status updates in this channel."
+}