const {
  EmbedBuilder,
  time,
  ActionRowBuilder,
  ButtonBuilder,
  ButtonStyle,
  AttachmentBuilder,
} = require("discord.js");
const chalk = require("chalk");

const memorySizeConverter = require("../modules/memorySizeConverter");
const percentageCalculator = require("../modules/percentageCalculator");

const BUFFER_MS = 2000; //Added these extra milliseconds to prevent the stats timer from showing "1 or 2 seconds ago" before updating the stats.

module.exports = async ({ client, panel, nodes }) => {
  const channel = await client.channels.cache.get(client.config.channel);
  if (!channel) {
    return console.log(
      chalk.cyan("[PteroStats] ") + chalk.red("Error! Invalid Channel ID")
    );
  }

  const files = [];

  const embed = new EmbedBuilder();

  let messages = await channel.messages
    .fetch({ limit: 10 })
    .then((msg) => msg.filter((m) => m.author.id === client.user.id).last());

  let text = "";
  let desc = "";
  let blacklist = 0;
  let content = null;

  if (!client.config.nodes_settings.blacklist) {
    client.config.nodes_settings.blacklist = [];
  }

  if (
    !Array.isArray(client.config.nodes_settings.blacklist) &&
    Number.isInteger(client.config.nodes_settings.blacklist)
  ) {
    client.config.nodes_settings.blacklist = [
      client.config.nodes_settings.blacklist,
    ];
  }

  if (client.guilds.cache.size < 1) {
    return console.log(
      chalk.cyan("[PteroStats] ") +
        chalk.red("Error! This bot is not on any discord servers")
    );
  }

  if (messages && messages.embeds.length < 1) {
    messages.delete();
    messages = null;
  }

  if (client.config.message.content) {
    content = client.config.message.content;
  }

  if (client.config.message.attachment) {
    files.push(new AttachmentBuilder(client.config.message.attachment));
  }
  if (client.config.embed.title) {
    embed.setTitle(client.config.embed.title);
  }

  if (client.config.embed.description) {
    desc = client.config.embed.description + "\n";
  }

  if (client.config.embed.color) {
    embed.setColor(client.config.embed.color);
  }

  if (client.config.embed.footer) {
    embed.setFooter({ text: client.config.embed.footer });
  }

  if (client.config.embed.thumbnail) {
    embed.setThumbnail(client.config.embed.thumbnail);
  }

  if (client.config.embed.image) {
    embed.setImage(client.config.embed.image);
  }

  panel.total_users = panel.total_users.toLocaleString();
  panel.total_servers = panel.total_servers.toLocaleString();

  if (nodes?.length >= 1) {
    for (const data of nodes) {
      if (!client.config.nodes_settings.blacklist.includes(data.id)) {
        const title =
          data?.name +
          ": " +
          String(data?.status)
            .replace("true", client.config.status.online)
            .replace("false", client.config.status.offline);

        let description = "```";

        switch (client.config.nodes_settings.unit.toLowerCase()) {
          case "tb":
            description =
              description +
              "\nMemory : " +
              memorySizeConverter(data.memory_min, "TB") +
              " / " +
              memorySizeConverter(data.memory_max, "TB") +
              "\nDisk : " +
              memorySizeConverter(data.disk_min, "TB") +
              " / " +
              memorySizeConverter(data.disk_max, "TB");
            break;
          case "gb":
            description =
              description +
              "\nMemory : " +
              memorySizeConverter(data.memory_min, "GB") +
              " / " +
              memorySizeConverter(data.memory_max, "GB") +
              "\nDisk : " +
              memorySizeConverter(data.disk_min, "GB") +
              " / " +
              memorySizeConverter(data.disk_max, "GB");
            break;
          case "percent":
            description =
              description +
              "\nMemory : " +
              percentageCalculator(data.memory_min, data.memory_max) +
              "\nDisk : " +
              percentageCalculator(data.disk_min, data.disk_max);
            break;
          default:
            description =
              description +
              "\nMemory : " +
              memorySizeConverter(data.memory_min, "MB") +
              " / " +
              memorySizeConverter(data.memory_max, "MB") +
              "\nDisk : " +
              memorySizeConverter(data.disk_min, "MB") +
              " / " +
              memorySizeConverter(data.disk_max, "MB");
        }

        if (client.config.nodes_settings.servers) {
          description =
            description + "\nServers : " + data.total_servers.toLocaleString();
        }

        if (client.config.nodes_settings.location) {
          description = description + "\nLocation : " + data.location;
        }

        if (client.config.nodes_settings.allocations) {
          description =
            description +
            "\nAllocations : " +
            data.allocations.toLocaleString();
        }

        description = description + "\n```";

        if (client.config.nodes_settings.details) {
          text = text + "\n**" + title.replace(":", ":**") + "\n" + description;
        } else {
          text = text + "\n**" + title.replace(":", ":**");
        }
      } else {
        blacklist = blacklist + 1;
        if (nodes.length - client.config.nodes_settings.blacklist.length < 1) {
          text = "\nThere are no nodes to display";
        }
      }
    }

    const format = time(
      new Date(Date.now() + client.config.refresh * 1000 + BUFFER_MS),
      "R"
    );

    embed.setDescription(
      desc.replaceAll("{{time}}", format) +
        "\n**Nodes Stats [" +
        Math.floor(nodes.length - blacklist) +
        "]**" +
        text
    );

    const EmbedFields = [];

    if (client.config.panel_settings.status) {
      let stats =
        "**Status:** " +
        String(panel.status)
          .replace("true", client.config.status.online)
          .replace("false", client.config.status.offline) +
        "\n\n";

      if (client.config.panel_settings.users) {
        stats =
          stats +
          "Users: " +
          String(panel.total_users).replace("-1", "`Unknown`") +
          "\n";
      }

      if (client.config.panel_settings.servers) {
        stats =
          stats +
          "Servers: " +
          String(panel.total_servers).replace("-1", "`Unknown`");
      }

      EmbedFields.push({ name: "Panel Stats", value: stats });
    }

    if (
      client.config.embed.field.title &&
      client.config.embed.field.description
    ) {
      EmbedFields.push({
        name: client.config.embed.field.title,
        value: client.config.embed.field.description.replaceAll(
          "{{time}}",
          format
        ),
      });
    }

    if (client.config.embed.timestamp) {
      embed.setTimestamp();
    }

    if (EmbedFields.length > 0) {
      embed.setFields(EmbedFields); //try it and see
    }

    const row = [];

    if (client.config.button.enable) {
      const button = new ActionRowBuilder();

      if (client.config.button.btn1.label.length >= 1 && client.config.button.btn1.url.length >= 1) {
        button.addComponents(
          new ButtonBuilder()
            .setLabel(client.config.button.btn1.label)
            .setStyle(ButtonStyle.Link)
            .setURL(client.config.button.btn1.url)
        );
      }

      if (client.config.button.btn2.label.length >= 1 && client.config.button.btn2.url.length >= 1) {
        button.addComponents(
          new ButtonBuilder()
            .setLabel(client.config.button.btn2.label)
            .setStyle(ButtonStyle.Link)
            .setURL(client.config.button.btn2.url)
        );
      }

      if (client.config.button.btn3.label.length >= 1 && client.config.button.btn3.url.length >= 1) {
        button.addComponents(
          new ButtonBuilder()
            .setLabel(client.config.button.btn3.label)
            .setStyle(ButtonStyle.Link)
            .setURL(client.config.button.btn3.url)
        );
      }

      if (client.config.button.btn4.label.length >= 1 && client.config.button.btn4.url.length >= 1) {
        button.addComponents(
          new ButtonBuilder()
            .setLabel(client.config.button.btn4.label)
            .setStyle(ButtonStyle.Link)
            .setURL(client.config.button.btn4.url)
        );
      }

      if (client.config.button.btn5.label.length >= 1 && client.config.button.btn5.url.length >= 1) {
        button.addComponents(
          new ButtonBuilder()
            .setLabel(client.config.button.btn5.label)
            .setStyle(ButtonStyle.Link)
            .setURL(client.config.button.btn5.url)
        );
      }

      row.push(button);
    }

    try {
      if (!messages) {
        channel.send({
          content: content,
          embeds: [embed],
          components: row,
          files: files,
        });
      } else {
        messages.edit({
          content: content,
          embeds: [embed],
          components: row,
          files: files,
        });
      }
    } catch (error) {
      console.log(error);
    }

    console.log(chalk.cyan("[PteroStats] ") + chalk.green("Stats posted!"));
  } else {
    if (!messages) {
      text = "\nThere are no nodes to display.";
    } else {
      if (
        messages?.embeds?.length > 0 &&
        client.config.embed.title &&
        messages?.embeds[0]?.data?.title === client.config.embed.title
      ) {
        text = messages.embeds[0].description.replaceAll(
          client.config.status.online,
          client.config.status.offline
        );

        if (
          !panel?.status &&
          String(
            String(messages?.embeds[0]?.fields[0]?.value)?.split("\n")[2]
          ).split("")[
            String(
              String(messages?.embeds[0]?.fields[0]?.value)?.split("\n")[2]
            )?.length - 1
          ] !== "`"
        ) {
          panel.total_users =
            String(
              String(messages?.embeds[0]?.fields[0]?.value)?.split("\n")[2]
            ).split("")[
              String(
                String(messages?.embeds[0]?.fields[0]?.value)?.split("\n")[2]
              )?.length - 1
            ] || 0;
          panel.total_servers =
            String(
              String(messages?.embeds[0]?.fields[0]?.value)?.split("\n")[3]
            )?.split("")[
              String(
                String(messages?.embeds[0]?.fields[0]?.value)?.split("\n")[3]
              )?.length - 1
            ] || 0;
        }
      }
    }
  }
};