100 lines
3.3 KiB
TypeScript
100 lines
3.3 KiB
TypeScript
import { makeCodeblock } from "../../utils/misc";
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import { generateId, sendBotMessage } from "./commandHelpers";
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import { ApplicationCommandInputType, ApplicationCommandType, Argument, Command, CommandContext, Option, CommandReturnValue } from "./types";
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export * from "./types";
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export * from "./commandHelpers";
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export let BUILT_IN: Command[];
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export const commands = {} as Record<string, Command>;
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// hack for plugins being evaluated before we can grab these from webpack
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const OptPlaceholder = Symbol("OptionalMessageOption") as any as Option;
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const ReqPlaceholder = Symbol("RequiredMessageOption") as any as Option;
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/**
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* Optional message option named "message" you can use in commands.
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* Used in "tableflip" or "shrug"
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* @see {@link RequiredMessageOption}
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*/
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export let OptionalMessageOption: Option = OptPlaceholder;
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/**
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* Required message option named "message" you can use in commands.
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* Used in "me"
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* @see {@link OptionalMessageOption}
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*/
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export let RequiredMessageOption: Option = ReqPlaceholder;
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export const _init = function (cmds: Command[]) {
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try {
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BUILT_IN = cmds;
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OptionalMessageOption = cmds.find(c => c.name === "shrug")!.options![0];
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RequiredMessageOption = cmds.find(c => c.name === "me")!.options![0];
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} catch (e) {
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console.error("Failed to load CommandsApi");
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}
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return cmds;
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} as never;
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export const _handleCommand = function (cmd: Command, args: Argument[], ctx: CommandContext) {
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if (!cmd.isVencordCommand)
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return cmd.execute(args, ctx);
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const handleError = (err: any) => {
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// TODO: cancel send if cmd.inputType === BUILT_IN_TEXT
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const msg = `An Error occurred while executing command "${cmd.name}"`;
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const reason = err instanceof Error ? err.stack || err.message : String(err);
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console.error(msg, err);
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sendBotMessage(ctx.channel.id, {
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content: `${msg}:\n${makeCodeblock(reason)}`,
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author: {
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username: "Vencord"
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}
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});
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};
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try {
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const res = cmd.execute(args, ctx);
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return res instanceof Promise ? res.catch(handleError) : res;
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} catch (err) {
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return handleError(err);
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}
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} as never;
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function modifyOpt(opt: Option | Command) {
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opt.displayName ||= opt.name;
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opt.displayDescription ||= opt.description;
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opt.options?.forEach((opt, i, opts) => {
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// See comment above Placeholders
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if (opt === OptPlaceholder) opts[i] = OptionalMessageOption;
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else if (opt === ReqPlaceholder) opts[i] = RequiredMessageOption;
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modifyOpt(opts[i]);
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});
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}
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export function registerCommand(command: Command, plugin: string) {
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if (BUILT_IN.some(c => c.name === command.name))
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throw new Error(`Command '${command.name}' already exists.`);
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command.isVencordCommand = true;
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command.id ??= generateId();
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command.applicationId ??= "-1"; // BUILT_IN;
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command.type ??= ApplicationCommandType.CHAT_INPUT;
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command.inputType ??= ApplicationCommandInputType.BUILT_IN_TEXT;
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command.plugin ||= plugin;
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modifyOpt(command);
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commands[command.name] = command;
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BUILT_IN.push(command);
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}
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export function unregisterCommand(name: string) {
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const idx = BUILT_IN.findIndex(c => c.name === name);
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if (idx === -1)
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return false;
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BUILT_IN.splice(idx, 1);
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delete commands[name];
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return true;
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}
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