import { utilityCmd } from "../types";
import { commandTypeHelpers as ct } from "../../../commandTypes";
import { messageLink } from "../../../utils";
import { sendErrorMessage } from "../../../pluginUtils";
import { TextChannel } from "eris";
import { canReadChannel } from "../../../utils/canReadChannel";

export const ContextCmd = utilityCmd({
  trigger: "context",
  description: "Get a link to the context of the specified message",
  usage: "!context 94882524378968064 650391267720822785",
  permission: "can_context",

  signature: [
    {
      message: ct.messageTarget(),
    },
    {
      channel: ct.channel(),
      messageId: ct.string(),
    },
  ],

  async run({ message: msg, args, pluginData }) {
    if (args.channel && !(args.channel instanceof TextChannel)) {
      sendErrorMessage(pluginData, msg.channel, "Channel must be a text channel");
      return;
    }

    const channel = args.channel ?? args.message.channel;
    const messageId = args.messageId ?? args.message.messageId;

    if (!canReadChannel(channel, msg.member)) {
      sendErrorMessage(pluginData, msg.channel, "Message context not found");
      return;
    }

    const previousMessage = (await pluginData.client.getMessages(channel.id, 1, messageId))[0];
    if (!previousMessage) {
      sendErrorMessage(pluginData, msg.channel, "Message context not found");
      return;
    }

    msg.channel.createMessage(messageLink(pluginData.guild.id, previousMessage.channel.id, previousMessage.id));
  },
});