use crate::entity::{account, prelude::Account};
use crate::handlers::{utils::package_handler, MainDialogue, State};
use sea_orm::prelude::*;
use teloxide::{adaptors::Throttle, prelude::*};
use tokio::task::spawn_blocking;

async fn get_master_pass(
    bot: Throttle<Bot>,
    msg: Message,
    db: DatabaseConnection,
    dialogue: MainDialogue,
    previous: Message,
    name: String,
    login: String,
    password: String,
    master_pass: String,
) -> crate::Result<()> {
    let _ = bot.delete_message(previous.chat.id, previous.id).await;
    let user_id = msg.from().unwrap().id.0;
    dialogue.exit().await?;
    let account = spawn_blocking(move || {
        account::ActiveModel::from_unencrypted(user_id, name, &login, &password, &master_pass)
    })
    .await??;
    account.insert(&db).await?;
    bot.send_message(msg.chat.id, "Success").await?;
    Ok(())
}

async fn get_password(
    bot: Throttle<Bot>,
    msg: Message,
    _: DatabaseConnection,
    dialogue: MainDialogue,
    previous: Message,
    name: String,
    login: String,
    password: String,
) -> crate::Result<()> {
    let _ = bot.delete_message(previous.chat.id, previous.id).await;
    let previous = bot
        .send_message(msg.chat.id, "Send master password")
        .await?;
    dialogue
        .update(State::GetMasterPass(package_handler(
            move |bot, msg, db, dialogue, master_pass| {
                get_master_pass(
                    bot,
                    msg,
                    db,
                    dialogue,
                    previous,
                    name,
                    login,
                    password,
                    master_pass,
                )
            },
        )))
        .await?;
    Ok(())
}

async fn get_login(
    bot: Throttle<Bot>,
    msg: Message,
    _: DatabaseConnection,
    dialogue: MainDialogue,
    previous: Message,
    name: String,
    login: String,
) -> crate::Result<()> {
    let _ = bot.delete_message(previous.chat.id, previous.id).await;
    let previous = bot.send_message(msg.chat.id, "Send password").await?;
    dialogue
        .update(State::GetPassword(package_handler(
            move |bot, msg, db, dialogue, password| {
                get_password(bot, msg, db, dialogue, previous, name, login, password)
            },
        )))
        .await?;
    Ok(())
}

async fn get_account_name(
    bot: Throttle<Bot>,
    msg: Message,
    db: DatabaseConnection,
    dialogue: MainDialogue,
    previous: Message,
    name: String,
) -> crate::Result<()> {
    let _ = bot.delete_message(previous.chat.id, previous.id).await;
    let user_id = msg.from().unwrap().id.0;
    if Account::exists(user_id, &name, &db).await? {
        bot.send_message(msg.chat.id, "Account alreay exists")
            .await?;
        return Ok(());
    }
    let previous = bot.send_message(msg.chat.id, "Send login").await?;
    dialogue
        .update(State::GetLogin(package_handler(
            move |bot, msg, db, dialogue, login| {
                get_login(bot, msg, db, dialogue, previous, name, login)
            },
        )))
        .await?;
    Ok(())
}

pub async fn add_account(
    bot: Throttle<Bot>,
    msg: Message,
    dialogue: MainDialogue,
) -> crate::Result<()> {
    let previous = bot.send_message(msg.chat.id, "Send account name").await?;
    dialogue
        .update(State::GetAccountName(package_handler(
            move |bot, msg, db, dialogue, name| {
                get_account_name(bot, msg, db, dialogue, previous, name)
            },
        )))
        .await?;
    Ok(())
}