const fs = require('fs');
const { MessageActionRow, MessageButton, MessageSelectMenu, MessageEmbed } = require('discord.js');

const admin = fs.readFileSync("./config/admin.txt").toString().trim();
const list = Object.keys(JSON.parse(fs.readFileSync("./data/data.json").toString()));

const getResult = require('../modules/result');
const getEmbed = require('../modules/embed');
const getPixel = require("../modules/pixel");

const official = fs.readFileSync("./config/official.txt").toString().replace(/\r\n/g, "\n").split("\n");
const fpserver = fs.readFileSync("./config/fpserver.txt").toString().trim();

function bytesToPretty(bytes) {
    if (bytes > 1000) {
        if (bytes > 1000000) {
            return (bytes / 1000000).toFixed(2) + " MB";
        } else {
            return (bytes / 1000).toFixed(2) + " KB";
        }
    } else {
        return bytes + " B";
    }
}

function secondsToPretty(seconds) {
    if (seconds > 60) {
        if (seconds > 3600) {
            if (seconds > 216000) {
                return Math.floor(seconds / 216000) + " day" + (Math.floor(seconds / 216000) > 1 ? "s" : "");
            } else {
                return Math.floor(seconds / 3600) + " hour" + (Math.floor(seconds / 3600) > 1 ? "s" : "");
            }
        } else {
            return Math.floor(seconds / 60) + " minute" + (Math.floor(seconds / 60) > 1 ? "s" : "");
        }
    } else {
        return Math.floor(seconds) + " second" + (Math.floor(seconds) > 1 ? "s" : "");
    }
}

module.exports = async (interaction) => {
    if (interaction.commandName === 'random') {
        keys = [
            null,
            list[Math.floor(Math.random() * list.length)]
        ]
        await interaction.reply({
            ephemeral: interaction.guild !== null,
            embeds: [
                getEmbed(keys[1], interaction.user.id, interaction.guild ? interaction.guild.id : 0)
            ],
            components: [
                new MessageActionRow()
                    .addComponents(
                        new MessageButton()
                            .setLabel(l("Read More", "Lire plus", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setStyle("LINK")
                            .setURL("https://mlp.fandom.com/wiki/" + encodeURI(keys[1])),
                        new MessageButton()
                            .setCustomId("pony.pixel|" + keys[1])
                            .setLabel("Pixel Art")
                            .setDisabled(!fs.existsSync("./pixel/" + keys[1].toLowerCase()))
                            .setStyle("SECONDARY"),
                        new MessageButton()
                            .setCustomId("result.report|" + keys[1])
                            .setLabel(l("Report an issue", "Signaler un problème", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setStyle("DANGER")
                    )
            ]
        });
    }

    if (interaction.commandName === 'info') {
        let suffix = "";
        if (official.includes(interaction.guild ? interaction.guild.id : 0)) {
            suffix = ".official-" + (interaction.guild ? interaction.guild.id : 0);
        } else {
            if ((interaction.guild ? interaction.guild.id : 0) === fpserver) {
                suffix = ".francoponies-epk" + fs.readFileSync("./config/fpexperience.txt").toString();
            }
        }

        let size = 0;
        for (let file of fs.readdirSync("./data")) size += fs.readFileSync("./data/" + file).length;
        let sizep = bytesToPretty(size);

        let fields = [
            { name: l("Software version", "Version du logiciel", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: "v" + fs.readFileSync("./config/version.txt") + "." + fs.readFileSync("./.git/refs/heads/trunk").toString().substr(0, 8) + suffix + " (#" + client.shard.count + ")", inline: false },
            { name: l("Kernel version", "Version du noyau", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: process.version, inline: true },
            { name: l("Experience channel", "Canal d'expériences", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: channel, inline: true },
            { name: l("Known ponies", "Poneys connus", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: Object.keys(JSON.parse(fs.readFileSync("./data/data.json").toString())).length.toString(), inline: true },
            { name: l("Awaiting issue reports", "Rapports de problèmes en attente", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: fs.readdirSync("./reports").length.toString(), inline: true },
            { name: l("Database size", "Taille de la base de données", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: sizep, inline: true },
            { name: l("Memory usage", "Utilisation de la mémoire", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: bytesToPretty(process.memoryUsage().rss + process.memoryUsage().heapTotal + process.memoryUsage().external + process.memoryUsage().arrayBuffers), inline: true },
            { name: l("Uptime", "Durée de fonctionnement", interaction.user.id, interaction.guild ? interaction.guild.id : 0), value: secondsToPretty(process.uptime()), inline: true },
        ];

        await interaction.reply({
            ephemeral: interaction.guild !== null,
            embeds: [
                new MessageEmbed()
                    .setColor('#d6dc28')
                    .setTitle(l("Bot stats", "Statistiques du robot", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    .setDescription(l("Ponyfind is a Discord bot that helps you get easy and fast access to data relative to My Little Pony (generations 4 and 5).", "Ponyfind est un robot Discord qui vous aide à obtenir un accès simple et rapide à des données relatives à My Little Pony (générations 4 et 5).", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    .addFields(fields)
                    .setFooter(l("made with ♥ by Minteck, a My Little Pony fan", "fait avec ♥ par Minteck, une fan de My Little Pony", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
            ]
        });
    }

    if (interaction.commandName === 'eval') {
        if (interaction.user.id !== admin) {
            await interaction.reply({
                ephemeral: interaction.guild !== null,
                embeds: [
                    new MessageEmbed()
                        .setColor('#dc2828')
                        .setTitle(l("Permission denied", "Accès refusé", interaction.user.id, 0))
                        .setDescription(l("You don't have sufficient permission to run this command. You need to be a bot administrator, or have the **Manage Server** permission.", "Vous ne disposez pas de permissions suffisantes pour exécuter cette commande. Vous devez être administrateur(ice) de robot, ou avoir la permission **Gérer le serveur**.", interaction.user.id, 0))
                ]
            });
            return;
        }

        try {
            await interaction.reply({
                ephemeral: interaction.guild !== null,
                embeds: [
                    new MessageEmbed()
                        .setColor('#28dc46')
                        .setTitle("JavaScript")
                        .setDescription("```\n" + await eval(interaction.options.getString("code")).toString().replace(/`/g, "\\`") + "\n```")
                ]
            });
        } catch (e) {
            await interaction.reply({
                ephemeral: interaction.guild !== null,
                embeds: [
                    new MessageEmbed()
                        .setColor('#dc2828')
                        .setTitle("JavaScript")
                        .setDescription("```\n" + e.stack + "\n```")
                ]
            });
        }
    }

    if (interaction.commandName === 'config') {
        if (interaction.options.getSubcommand() === 'serverlang') {
            if (interaction.guild === null) {
                await interaction.reply({
                    ephemeral: false,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#dc2828')
                            .setTitle(l("Not a server", "Pas un serveur", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("You are trying to run a server-exclusive command in a direct message chat. Please run this command again on a server.", "Vous essayez d'exécuter une commande exclusive aux serveurs dans une conversation en messages privés. Veuillez réessayer cette commande sur un serveur.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
                return;
            }

            if (!interaction.guild.members.resolve(interaction.user).permissions.has("MANAGE_SERVER") && interaction.user.id !== admin) {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#dc2828')
                            .setTitle(l("Permission denied", "Accès refusé", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("You don't have sufficient permission to run this command. You need to be a bot administrator, or have the **Manage Server** permission.", "Vous ne disposez pas de permissions suffisantes pour exécuter cette commande. Vous devez être administrateur(ice) de robot, ou avoir la permission **Gérer le serveur**.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
                return;
            }

            lang = interaction.options.getString('locale');
            if (lang === "fr") {
                servers[interaction.guild ? interaction.guild.id : 0] = "fr";
            } else if (lang === "en") {
                servers[interaction.guild ? interaction.guild.id : 0] = "en";
            } else {
                delete servers[interaction.guild ? interaction.guild.id : 0];
            }
            fs.writeFileSync("./user/servers.json", JSON.stringify(servers, null, 4));
            if (lang === "en" || lang === "fr") {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#28dc46')
                            .setTitle(l("Server language settings", "Paramètres de langue du serveur", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("This server's enforced language is now **English**.", "La langue forcée sur ce serveur est maintenant le **français**.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
            } else {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#28dc46')
                            .setTitle(l("Server language settings", "Paramètres de langue du serveur", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("This server's enforced language is the user's prefered language.", "La langue forcée sur ce serveur est la langue de l'utilisateur.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
            }
        }

        if (interaction.options.getSubcommand() === 'lang') {
            lang = interaction.options.getString('locale');
            if (lang === "fr") {
                langs[interaction.user.id] = "fr";
            } else {
                langs[interaction.user.id] = "en";
            }
            fs.writeFileSync("./user/userdata.json", JSON.stringify(langs, null, 4));
            if (typeof servers[interaction.guild ? interaction.guild.id : 0] !== "undefined") {
                if (lang === "fr") {
                    await interaction.reply({
                        ephemeral: interaction.guild !== null,
                        embeds: [
                            new MessageEmbed()
                                .setColor('#28dc46')
                                .setTitle(l("Language settings", "Paramètres de langue", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                                .setDescription(l("Your preferred language is now **French**.\n\n> **Note:** This server enforces English for all users, your personal preferred language won't apply here.", "Votre langue principale est maintenant le **français**.\n\n> **Note :** Ce serveur oblige l'utilisation du français pour tous les utilisateurs, votre option de langue personelle ne s'appliquera pas ici.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                        ]
                    });
                } else {
                    await interaction.reply({
                        ephemeral: interaction.guild !== null,
                        embeds: [
                            new MessageEmbed()
                                .setColor('#28dc46')
                                .setTitle(l("Language settings", "Paramètres de langue", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                                .setDescription(l("Your preferred language is now **English**.\n\n> **Note:** This server enforces English for all users, your personal preferred language won't apply here.", "Votre langue principale est maintenant le **anglais**.\n\n> **Note :** Ce serveur oblige l'utilisation du français pour tous les utilisateurs, votre option de langue personelle ne s'appliquera pas ici.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                        ]
                    });
                }
            } else {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#28dc46')
                            .setTitle(l("Language settings", "Paramètres de langue", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("Your preferred language is now **English**.", "Votre langue principale est maintenant le **français**.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
            }
        }

        if (interaction.options.getSubcommand() === 'spoilers') {
            v = interaction.options.getString('status');
            if (v === "yes") {
                spoils[interaction.user.id] = 2;
            } else if (v === "no") {
                spoils[interaction.user.id] = 0;
            } else {
                spoils[interaction.user.id] = 1;
            }
            fs.writeFileSync("./user/spoilers.json", JSON.stringify(spoils, null, 4));
            if (v === "yes") {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#28dc46')
                            .setTitle(l("Spoilers settings", "Paramètres des révélations", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("Spoilers are now **always shown**.", "Les révélations sont désormais **toujours affichées**.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
            } else if (v === "no") {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#28dc46')
                            .setTitle(l("Spoilers settings", "Paramètres des révélations", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("Spoilers are now **always hidden**.", "Les révélations sont désormais **toujours masquées**.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
            } else {
                await interaction.reply({
                    ephemeral: interaction.guild !== null,
                    embeds: [
                        new MessageEmbed()
                            .setColor('#28dc46')
                            .setTitle(l("Spoilers settings", "Paramètres des révélations", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                            .setDescription(l("Spoilers are now **hidden under spoiler tags**.", "Les révélations sont désormais **masqués derrière des tags révélation**.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                    ]
                });
            }
        }
    }

    if (interaction.commandName === 'pony') {
        query = interaction.options.getString('query');
        result = getResult(query);

        if (result.results.length > 0 && getEmbed(result.results[0], interaction.user.id, interaction.guild ? interaction.guild.id : 0) !== false) {
            await interaction.reply({
                ephemeral: interaction.guild !== null,
                embeds: [
                    new MessageEmbed()
                        .setColor('#d6dc28')
                        .setTitle(l("Results for", "Résultats pour", interaction.user.id, interaction.guild ? interaction.guild.id : 0) + " \"" + query + "\"")
                        .setDescription(l("Here are the 3 first results corresponding to your query.", "Voici les 3 premiers résultats correspondants à votre recherche.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                ],
                components: [
                    new MessageActionRow()
                        .addComponents(
                            new MessageButton()
                                .setCustomId("pony.display|" + result.first[0])
                                .setLabel(result.first[0])
                                .setStyle("PRIMARY"),
                            new MessageButton()
                                .setCustomId("pony.display|" + result.first[1])
                                .setLabel(result.first[1])
                                .setStyle("PRIMARY"),
                            new MessageButton()
                                .setCustomId("pony.display|" + result.first[2])
                                .setLabel(result.first[2])
                                .setStyle("PRIMARY"),
                            new MessageButton()
                                .setCustomId("result.report|" + query)
                                .setLabel(l("Report an issue", "Signaler un problème", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                                .setStyle("DANGER")
                        )
                ]
            });
        } else {
            await interaction.reply({
                ephemeral: interaction.guild !== null,
                embeds: [
                    new MessageEmbed()
                        .setColor('#dc2828')
                        .setTitle(l("Results for", "Résultats pour", interaction.user.id, interaction.guild ? interaction.guild.id : 0) + " \"" + query + "\"")
                        .setDescription(l("No results found. Please try with other keywords.", "Aucun résultat trouvé. Essayez avec d'autres mots clés.", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                ],
                components: [
                    new MessageActionRow()
                        .addComponents(
                            new MessageButton()
                                .setCustomId("result.suggest|" + query)
                                .setLabel(l("Suggest a missing pony", "Proposer un poney manquant", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                                .setStyle("SECONDARY"),
                            new MessageButton()
                                .setCustomId("result.report|" + query)
                                .setLabel(l("Report an issue", "Signaler un problème", interaction.user.id, interaction.guild ? interaction.guild.id : 0))
                                .setStyle("DANGER")
                        )
                ]
            });
        }
    }
}