import { CommandInteraction, GuildMember } from "discord.js";
import type { SlashCommandSubcommandBuilder } from "@discordjs/builders";
import confirmationMessage from "../../utils/confirmationMessage.js";
import EmojiEmbed from "../../utils/generateEmojiEmbed.js";
import keyValueList from "../../utils/generateKeyValueList.js";
import client from "../../utils/client.js";


const command = (builder: SlashCommandSubcommandBuilder) => builder
    .setName("nick")
    .setDescription("Changes a users nickname")
    .addUserOption((option) => option.setName("user").setDescription("The user to change").setRequired(true))
    .addStringOption((option) =>
        option.setName("name").setDescription("The name to set | Leave blank to clear").setRequired(false)
    );


const callback = async (interaction: CommandInteraction): Promise<unknown> => {
    const { renderUser } = client.logger;
    // TODO:[Modals] Replace this with a modal
    let notify = true;
    let confirmation;
    let timedOut = false;
    let success = false;
    while (!timedOut && !success) {
        confirmation = await new confirmationMessage(interaction)
            .setEmoji("PUNISH.NICKNAME.RED")
            .setTitle("Nickname")
            .setDescription(
                keyValueList({
                    user: renderUser(interaction.options.getUser("user")),
                    "new nickname": `${
                        interaction.options.getString("name") ? interaction.options.getString("name") : "*No nickname*"
                    }`
                }) +
                    `The user **will${notify ? "" : " not"}** be notified\n\n` +
                    `Are you sure you want to ${interaction.options.getString("name") ? "change" : "clear"} <@!${
                        (interaction.options.getMember("user") as GuildMember).id
                    }>'s nickname?`
            )
            .setColor("Danger")
            .addCustomBoolean(
                "notify",
                "Notify user",
                false,
                null,
                null,
                null,
                "ICONS.NOTIFY." + (notify ? "ON" : "OFF"),
                notify
            )
            .send(interaction.options.getString("name") !== null);
        if (confirmation.cancelled) timedOut = true;
        else if (confirmation.success) success = true;
        else if (confirmation.components) {
            notify = confirmation.components.notify.active;
        }
    }
    if (timedOut) {
        return await interaction.editReply({
            embeds: [
                new EmojiEmbed()
                    .setEmoji("PUNISH.NICKNAME.GREEN")
                    .setTitle("Nickname")
                    .setDescription("No changes were made")
                    .setStatus("Success")
            ],
            components: []
        });
    }
    let dmd = false;
    let dm;
    try {
        if (notify) {
            dm = await (interaction.options.getMember("user") as GuildMember).send({
                embeds: [
                    new EmojiEmbed()
                        .setEmoji("PUNISH.NICKNAME.RED")
                        .setTitle("Nickname changed")
                        .setDescription(
                            `Your nickname was ${interaction.options.getString("name") ? "changed" : "cleared"} in ${
                                interaction.guild.name
                            }.` +
                                (interaction.options.getString("name")
                                    ? ` it is now: ${interaction.options.getString("name")}`
                                    : "") +
                                "\n\n" +
                                (confirmation.components.appeal.response
                                    ? `You can appeal this here: <#${confirmation.components.appeal.response}>`
                                    : "")
                        )
                        .setStatus("Danger")
                ]
            });
            dmd = true;
        }
    } catch {
        dmd = false;
    }
    try {
        const member = interaction.options.getMember("user") as GuildMember;
        const before = member.nickname;
        const nickname = interaction.options.getString("name");
        member.setNickname(nickname ?? null, "Nucleus Nickname command");
        await client.database.history.create(
            "nickname",
            interaction.guild.id,
            member.user,
            interaction.user,
            null,
            before,
            nickname
        );
        const { log, NucleusColors, entry, renderUser, renderDelta } = client.logger;
        const data = {
            meta: {
                type: "memberUpdate",
                displayName: "Member Updated",
                calculateType: "guildMemberUpdate",
                color: NucleusColors.yellow,
                emoji: "PUNISH.NICKNAME.YELLOW",
                timestamp: new Date().getTime()
            },
            list: {
                memberId: entry(member.id, `\`${member.id}\``),
                before: entry(before, before ? before : "*None*"),
                after: entry(nickname, nickname ? nickname : "*None*"),
                updated: entry(new Date().getTime(), renderDelta(new Date().getTime())),
                updatedBy: entry(interaction.user.id, renderUser(interaction.user))
            },
            hidden: {
                guild: interaction.guild.id
            }
        };
        log(data);
    } catch {
        await interaction.editReply({
            embeds: [
                new EmojiEmbed()
                    .setEmoji("PUNISH.NICKNAME.RED")
                    .setTitle("Nickname")
                    .setDescription("Something went wrong and the users nickname could not be changed.")
                    .setStatus("Danger")
            ],
            components: []
        });
        if (dmd) await dm.delete();
        return;
    }
    const failed = !dmd && notify;
    await interaction.editReply({
        embeds: [
            new EmojiEmbed()
                .setEmoji(`PUNISH.NICKNAME.${failed ? "YELLOW" : "GREEN"}`)
                .setTitle("Nickname")
                .setDescription(
                    "The members nickname was changed" +
                        (failed ? ", but was not notified" : "") +
                        (confirmation.components.appeal.response
                            ? ` and an appeal ticket was opened in <#${confirmation.components.appeal.response}>`
                            : "")
                )
                .setStatus(failed ? "Warning" : "Success")
        ],
        components: []
    });
};

const check = (interaction: CommandInteraction) => {
    const member = interaction.member as GuildMember;
    const me = interaction.guild.me!;
    const apply = interaction.options.getMember("user") as GuildMember;
    if (member === null || me === null || apply === null) throw new Error("That member is not in the server");
    const memberPos = member.roles.cache.size ? member.roles.highest.position : 0;
    const mePos = me.roles.cache.size ? me.roles.highest.position : 0;
    const applyPos = apply.roles.cache.size ? apply.roles.highest.position : 0;
    // Do not allow any changing of the owner
    if (member.id === interaction.guild.ownerId) throw new Error("You cannot change the owner's nickname");
    // Check if Nucleus can change the nickname
    if (!(mePos > applyPos)) throw new Error("I do not have a role higher than that member");
    // Check if Nucleus has permission to change the nickname
    if (!me.permissions.has("MANAGE_NICKNAMES")) throw new Error("I do not have the *Manage Nicknames* permission");
    // Allow the owner to change anyone's nickname
    if (member.id === interaction.guild.ownerId) return true;
    // Check if the user has manage_nicknames permission
    if (!member.permissions.has("MANAGE_NICKNAMES"))
        throw new Error("You do not have the *Manage Nicknames* permission");
    // Allow changing your own nickname
    if (member === apply) return true;
    // Check if the user is below on the role list
    if (!(memberPos > applyPos)) throw new Error("You do not have a role higher than that member");
    // Allow change
    return true;
};

export { command, callback, check };