diff --git a/.dockerignore b/.dockerignore
index 1898874..b408822 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -2,4 +2,4 @@ target/
 .idea/
 auth/
 tests/
-!/target/release/
\ No newline at end of file
+#!/target/release/
\ No newline at end of file
diff --git a/run.cmd b/run.cmd
new file mode 100644
index 0000000..4296a7a
--- /dev/null
+++ b/run.cmd
@@ -0,0 +1,5 @@
+set FFMPEG_DIR=C:\OMGeeky\Programs\ffmpeg
+set USE_FILE_AUTH_RESPONSE=1
+set USE_LOCAL_AUTH_REDIRECT=1
+set YOUTUBE_VIDEO_LENGTH_MINUTES=300
+cargo run --release
diff --git a/src/data/mod.rs b/src/data/mod.rs
new file mode 100644
index 0000000..f21c9b5
--- /dev/null
+++ b/src/data/mod.rs
@@ -0,0 +1,213 @@
+use std::any::Any;
+use std::error::Error;
+use std::fmt::Debug;
+
+use chrono::DateTime;
+use chrono::Utc;
+use google_bigquery::utils::ConvertValueToBigqueryParamValue;
+use google_bigquery::{
+    BigDataTable, BigDataTableBase, BigDataTableBaseConvenience, BigDataTableDerive,
+    BigDataTableHasPk, BigqueryClient, HasBigQueryClient, HasBigQueryClientDerive,
+};
+
+#[derive(BigDataTableDerive, HasBigQueryClientDerive)]
+#[db_name("streamers")]
+pub struct Streamers<'a> {
+    #[primary_key]
+    #[required]
+    pub login: String,
+    #[client]
+    pub client: Option<&'a BigqueryClient>,
+    pub display_name: Option<String>,
+    pub watched: Option<bool>,
+    pub youtube_user: Option<String>,
+    pub public_videos_default: Option<bool>,
+}
+
+impl Debug for Streamers<'_> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("Streamers")
+            .field("login", &self.login)
+            .field("display_name", &self.display_name)
+            .field("watched", &self.watched)
+            .field("youtube_user", &self.youtube_user)
+            .finish()
+    }
+}
+
+/*impl<'a> Streamers<'a> {
+    pub fn get_watched(&self) -> String {
+        self.login.clone()
+    }
+
+    fn get_pk_value(&self) -> String {
+        self.login.clone()
+    }
+}*/
+
+impl Default for Streamers<'_> {
+    fn default() -> Self {
+        Self {
+            login: "".to_string(),
+            client: None,
+            display_name: None,
+            watched: None,
+            youtube_user: None,
+            public_videos_default: None,
+        }
+    }
+}
+
+#[derive(BigDataTableDerive, HasBigQueryClientDerive)]
+#[db_name("videos")]
+pub struct Videos<'a> {
+    #[primary_key]
+    #[required]
+    pub video_id: i64,
+    #[client]
+    pub client: Option<&'a BigqueryClient>,
+
+    pub title: Option<String>,
+    pub description: Option<String>,
+    pub bool_test: Option<bool>,
+    pub user_login: Option<String>,
+    pub created_at: Option<DateTime<Utc>>,
+    pub url: Option<String>,
+    pub viewable: Option<String>,
+    pub language: Option<String>,
+    pub view_count: Option<i64>,
+    pub video_type: Option<String>,
+    pub duration: Option<i64>,
+    pub thumbnail_url: Option<String>,
+}
+
+impl Debug for Videos<'_> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("Videos")
+            .field("video_id", &self.video_id)
+            .field("title", &self.title)
+            .field("description", &self.description)
+            .field("bool_test", &self.bool_test)
+            .field("user_login", &self.user_login)
+            .field("created_at", &self.created_at)
+            .field("url", &self.url)
+            .field("viewable", &self.viewable)
+            .field("language", &self.language)
+            .field("view_count", &self.view_count)
+            .field("video_type", &self.video_type)
+            .field("duration", &self.duration)
+            .field("thumbnail_url", &self.thumbnail_url)
+            .finish()
+    }
+}
+
+impl Default for Videos<'_> {
+    fn default() -> Self {
+        Self {
+            video_id: -9999,
+            client: None,
+            title: None,
+            description: None,
+            bool_test: None,
+            user_login: None,
+            created_at: None,
+            url: None,
+            viewable: None,
+            language: None,
+            view_count: None,
+            video_type: None,
+            duration: None,
+            thumbnail_url: None,
+        }
+    }
+}
+
+#[derive(BigDataTableDerive, HasBigQueryClientDerive)]
+#[db_name("video_metadata")]
+pub struct VideoMetadata<'a> {
+    #[primary_key]
+    #[required]
+    pub video_id: i64,
+    #[client]
+    pub client: Option<&'a BigqueryClient>,
+
+    pub backed_up: Option<bool>,
+    pub total_clips_amount: Option<i64>,
+    pub parts_backed_up_id: Option<i64>,
+    pub parts_size: Option<i64>,
+    pub error: Option<String>,
+    pub download_playlist_url: Option<String>,
+    pub youtube_playlist_url: Option<String>,
+}
+
+impl Debug for VideoMetadata<'_> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("VideoMetadata")
+            .field("video_id", &self.video_id)
+            .field("backed_up", &self.backed_up)
+            .field("total_clips_amount", &self.total_clips_amount)
+            .field("parts_backed_up_id", &self.parts_backed_up_id)
+            .field("parts_size", &self.parts_size)
+            .field("error", &self.error)
+            .field("download_playlist_url", &self.download_playlist_url)
+            .field("youtube_playlist_url", &self.youtube_playlist_url)
+            .finish()
+    }
+}
+
+impl Default for VideoMetadata<'_> {
+    fn default() -> Self {
+        Self {
+            video_id: -9999,
+            client: None,
+            error: None,
+            backed_up: None,
+            total_clips_amount: None,
+            parts_backed_up_id: None,
+            parts_size: None,
+            download_playlist_url: None,
+            youtube_playlist_url: None,
+        }
+    }
+}
+
+#[derive(Debug, Default)]
+pub struct VideoData<'a> {
+    pub video: Videos<'a>,
+    pub metadata: VideoMetadata<'a>,
+    pub streamer: Streamers<'a>,
+}
+impl<'a> VideoData<'a> {
+    pub fn from_twitch_video(
+        video: &twitch_data::Video,
+        client: &'a BigqueryClient,
+    ) -> Result<Self, Box<dyn Error>> {
+        Ok(Self {
+            video: Videos {
+                video_id: video.id.parse::<i64>()?,
+                client: Some(client),
+                title: Some(video.title.clone()),
+                description: Some(video.description.clone()),
+                bool_test: Some(true),
+                user_login: Some(video.user_login.to_string()),
+                created_at: Some(video.created_at.clone()),
+                url: Some(video.url.clone()),
+                viewable: Some(video.viewable.clone()),
+                language: Some(video.language.clone()),
+                view_count: Some(video.view_count),
+                video_type: Some("archive".to_string()),
+                duration: Some(video.duration),
+                thumbnail_url: Some(video.thumbnail_url.clone()),
+            },
+            metadata: VideoMetadata {
+                video_id: video.id.parse::<i64>()?,
+                client: Some(client),
+                backed_up: Some(false),
+                ..Default::default()
+            },
+            streamer: Streamers {
+                ..Default::default()
+            },
+        })
+    }
+}
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..fc015bc
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,473 @@
+#![feature(async_fn_in_trait)]
+#![feature(impl_trait_projections)]
+#![allow(unused, incomplete_features)]
+
+use std::error::Error;
+use std::io::stdin;
+use std::path::{Path, PathBuf};
+use std::process::Stdio;
+
+use chrono::{Datelike, Duration};
+use downloader_config;
+use downloader_config::Config;
+use google_bigquery::{BigDataTable, BigqueryClient};
+use google_youtube::{scopes, PrivacyStatus, YoutubeClient};
+use nameof::name_of;
+use tokio::io::BufReader;
+use tokio::process::Command;
+use twitch_data::{TwitchClient, Video};
+
+use crate::data::{Streamers, VideoData};
+
+pub mod data;
+
+type Result<T> = std::result::Result<T, Box<dyn Error>>;
+
+async fn check_for_new_videos<'a>(
+    db_client: &BigqueryClient,
+    twitch_client: &TwitchClient<'a>,
+) -> Result<()> {
+    //check for new videos from the channels in the database that are watched
+    let watched = get_watched_streamers(db_client).await?;
+
+    println!("Got {} watched streamers", watched.len());
+    //put those videos in the database if they are not already there
+    for streamer in watched {
+        let videos = get_twitch_videos_from_streamer(&streamer, &twitch_client).await?;
+        println!("Got {} videos for {}", videos.len(), streamer.login);
+        for video in videos {
+            let video_id = video.id.parse()?;
+            let loaded_video = data::Videos::load_from_pk(db_client, video_id).await?;
+            if loaded_video.is_none() {
+                let video = data::VideoData::from_twitch_video(&video, &db_client)?;
+                println!(
+                    "Video {} is not in the database, adding it: {}",
+                    video_id,
+                    video
+                        .video
+                        .title
+                        .as_ref()
+                        .unwrap_or(&"TITLE NOT FOUND".to_string())
+                );
+                video.video.save_to_bigquery().await?;
+                video.metadata.save_to_bigquery().await?;
+            }
+        }
+    }
+    Ok(())
+}
+
+async fn get_twitch_videos_from_streamer<'a>(
+    streamer: &'a Streamers<'a>,
+    twitch_client: &TwitchClient<'a>,
+) -> Result<Vec<Video>> {
+    let videos = twitch_client
+        .get_videos_from_login(&streamer.login, None)
+        .await?;
+
+    // todo!()
+    Ok(videos)
+}
+
+async fn get_watched_streamers(client: &BigqueryClient) -> Result<Vec<Streamers>> {
+    let watched =
+        Streamers::load_by_field(client, name_of!(watched in Streamers), Some(true), 1000).await?;
+    Ok(watched)
+}
+
+pub async fn start_backup() -> Result<()> {
+    let config = downloader_config::load_config();
+    let project_id = &config.bigquery_project_id;
+    let service_account_path = &config.bigquery_service_account_path;
+    let dataset_id = &config.bigquery_dataset_id;
+    let youtube_client_secret = &config.youtube_client_secret_path.as_str();
+
+    let client = BigqueryClient::new(project_id, dataset_id, Some(service_account_path)).await?;
+    let twitch_client = twitch_data::get_client().await?;
+    println!("Starting main loop");
+    'main_loop: loop {
+        println!("Beginning of main loop");
+
+        println!("Checking for new videos");
+        // check_for_new_videos(&client, &twitch_client).await?;
+        println!("backing up not downloaded videos");
+        backup_not_downloaded_videos(&client, &twitch_client, &config).await?;
+
+        //sleep for an hour
+        println!("Sleeping for an hour");
+        tokio::time::sleep(std::time::Duration::from_secs(60 * 60)).await;
+        //repeat
+    }
+}
+
+async fn get_not_downloaded_videos_from_db(
+    client: &BigqueryClient,
+) -> Result<Vec<data::VideoData>> {
+    println!("getting not downloaded videos from db (metadata)");
+    // let mut video_metadata_list = data::VideoMetadata::load_by_field(
+    //     &client,
+    //     name_of!(video_id in data::VideoMetadata),
+    //     Some(1736394548),
+    //     1000,
+    // )
+    // .await?;
+    let mut video_metadata_list = data::VideoMetadata::load_by_field(
+        &client,
+        name_of!(backed_up in data::VideoMetadata),
+        Some(false),
+        1000,
+    )
+    .await?;
+    println!("getting not downloaded videos from db (videos)");
+    let amount = video_metadata_list.len();
+    let mut res = vec![];
+    for (i, metadata) in video_metadata_list.into_iter().enumerate() {
+        println!(
+            "getting not downloaded videos from db (metadata): {}/{}",
+            i + 1,
+            amount
+        );
+        let v = data::Videos::load_from_pk(client, metadata.video_id).await?;
+
+        // let v = data::Videos::load_from_pk(client, 1744977195).await?;
+        if let Some(video) = v {
+            // println!("Video: {:?}", video.title);
+            // println!("date: {:?}", video.created_at);
+            println!(
+                "getting not downloaded videos from db (streamer): {}/{}",
+                i + 1,
+                amount
+            );
+            let streamer = data::Streamers::load_from_pk(client, video.user_login.clone().unwrap())
+                .await?
+                .expect(
+                    format!(
+                        "Streamer with login not found: {}",
+                        video.user_login.clone().unwrap()
+                    )
+                    .as_str(),
+                );
+
+            res.push(VideoData {
+                video,
+                metadata,
+                streamer,
+            });
+        }
+    }
+    println!("Got {} videos", res.len());
+    println!("Videos: {:?}", res);
+    Ok(res)
+}
+
+async fn backup_not_downloaded_videos<'a>(
+    client: &BigqueryClient,
+    twitch_client: &TwitchClient<'a>,
+    config: &Config,
+) -> Result<()> {
+    let path = Path::new(&config.download_folder_path);
+    println!("Getting not downloaded videos from db");
+    let videos = get_not_downloaded_videos_from_db(client).await?;
+    println!("Got {} videos", videos.len());
+    for mut video in videos {
+        println!(
+            "Backing up video {}: {}\nLength: {}",
+            video.video.video_id,
+            video.video.title.as_ref().unwrap(),
+            video.video.duration.as_ref().unwrap()
+        );
+        let video_file_path = twitch_client
+            .download_video(video.video.video_id.to_string(), "", path)
+            .await?;
+
+        let mut video_parts = split_video_into_parts(
+            video_file_path.to_path_buf(),
+            Duration::minutes(config.youtube_video_length_minutes),
+        )
+        .await?;
+        video_parts.sort();
+
+        let youtube_client = YoutubeClient::new(
+            Some(config.youtube_client_secret_path.as_str()),
+            vec![
+                scopes::YOUTUBE_UPLOAD,
+                scopes::YOUTUBE_READONLY,
+                scopes::YOUTUBE,
+            ],
+            Some(
+                video
+                    .streamer
+                    .youtube_user
+                    .clone()
+                    .unwrap_or("NopixelVODS".to_string())
+                    .as_str(),
+            ),
+        )
+        .await?;
+        println!("Uploading video to youtube");
+        let res = upload_video_to_youtube(&video_parts, &mut video, &youtube_client, config).await;
+        if let Err(e) = res {
+            println!("Error uploading video: {}", e);
+            video.metadata.error = Some(e.to_string());
+            video.metadata.save_to_bigquery().await?;
+        } else {
+            println!(
+                "Video uploaded successfully: {}: {}",
+                video.video.video_id,
+                video.video.title.as_ref().unwrap()
+            );
+            video.metadata.backed_up = Some(true);
+            video.metadata.save_to_bigquery().await?;
+        }
+        println!("Cleaning up video parts");
+        cleanup_video_parts(video_parts).await?;
+        println!("Video backed up");
+    }
+
+    println!("Backing up not downloaded videos finished");
+    Ok(())
+}
+async fn cleanup_video_parts(video_parts: Vec<PathBuf>) -> Result<()> {
+    for part in video_parts {
+        std::fs::remove_file(part)?;
+    }
+    Ok(())
+}
+
+async fn upload_video_to_youtube<'a>(
+    video_path: &Vec<PathBuf>,
+    mut video: &mut VideoData<'a>,
+    youtube_client: &YoutubeClient,
+    config: &Config,
+) -> Result<()> {
+    let part_count = video_path.len();
+    println!("Video has {} parts", part_count);
+    for (i, path) in video_path.iter().enumerate() {
+        println!("Uploading part {} of {}", i + 1, part_count);
+        let title = get_video_title_from_twitch_video(&video, i, part_count)?;
+        println!("youtube part Title: {}", title);
+        let description = get_video_description_from_twitch_video(&video, i, part_count, &config)?;
+
+        let privacy = match video.streamer.public_videos_default {
+            Some(true) => PrivacyStatus::Public,
+            _ => PrivacyStatus::Private,
+        };
+        println!("Uploading video: {}", title);
+        println!("Description: {}", description);
+        println!(
+            "Privacy: {:?}",
+            match privacy {
+                PrivacyStatus::Public => "Public",
+                PrivacyStatus::Private => "Private",
+                PrivacyStatus::Unlisted => "Unlisted",
+            }
+        );
+
+        let youtube_video = youtube_client
+            .upload_video(
+                path,
+                &title,
+                &description,
+                config.youtube_tags.clone(),
+                privacy,
+            )
+            .await?;
+
+        let playlist_title = get_playlist_title_from_twitch_video(&video)?;
+        let playlist = youtube_client
+            .find_playlist_or_create_by_name(&playlist_title)
+            .await?;
+        youtube_client
+            .add_video_to_playlist(&youtube_video, &playlist)
+            .await?;
+        video.metadata.youtube_playlist_url = playlist.id;
+    }
+
+    Ok(())
+}
+
+async fn split_video_into_parts(path: PathBuf, max_duration: Duration) -> Result<Vec<PathBuf>> {
+    let filepath = path.canonicalize()?;
+    println!(
+        "Splitting video: {:?}\n\tinto parts with max duration: {} minutes",
+        filepath,
+        max_duration.num_minutes()
+    );
+    let output_path_pattern = format!("{}_%03d.mp4", filepath.to_str().unwrap()); //TODO: maybe make the number of digits dynamic
+    let duration_str = duration_to_string(&max_duration);
+    //example: ffmpeg -i input.mp4 -c copy -map 0 -segment_time 00:20:00 -f segment output%03d.mp4
+    Command::new("ffmpeg")
+        .args([
+            "-i",
+            filepath.to_str().unwrap(),
+            "-c",
+            "copy",
+            "-map",
+            "0",
+            "-segment_time",
+            &duration_str,
+            "-f",
+            "segment",
+            &output_path_pattern,
+        ])
+        .output()
+        .await?;
+
+    let mut res = vec![];
+    let parent_dir = path.parent().unwrap();
+    let read = std::fs::read_dir(parent_dir)?;
+    println!("Reading dir: {:?}", parent_dir);
+    for x in read {
+        // println!("Checking file: {:?}", x);
+        let path = x?.path();
+        if path.is_file() {
+            let file_name = path.canonicalize()?;
+            // let file_name = path.to_str().unwrap();
+            println!("Checking file: {:?}", file_name);
+            let filename_beginning_pattern = format!("{}_", &filepath.to_str().unwrap());
+            let filename_str = file_name.to_str().unwrap();
+            if filename_str.starts_with(&filename_beginning_pattern)
+                && filename_str.ends_with(".mp4")
+            {
+                println!("Found file: {:?}", file_name);
+                res.push(path);
+            } else {
+                println!("Skipping file:       {:?}", file_name);
+                println!("Filepath to compare: {:?}", filename_beginning_pattern);
+                println!(
+                    "Starts with: {}",
+                    filename_str.starts_with(&filename_beginning_pattern)
+                );
+                println!("Ends with: {}", filename_str.ends_with(".mp4"));
+            }
+        }
+    }
+    tokio::fs::remove_file(&path).await?;
+    println!("Split video into {} parts", res.len());
+    // println!("Video parts: {:?}", res);
+    // stdin().read_line(&mut String::new()).unwrap();
+    Ok(res)
+}
+
+//region get title stuff
+/// get the description for the video with the template from the config
+///
+/// possible variables:
+/// - $$video_title$$
+/// - $$video_url$$
+/// - $$video_id$$
+/// - $$video_duration$$
+/// - $$video_part$$
+/// - $$video_total_parts$$
+/// - $$video_streamer_name$$
+/// - $$video_streamer_login$$
+pub fn get_video_description_from_twitch_video(
+    video: &data::VideoData,
+    part: usize,
+    total_parts: usize,
+    config: &Config,
+) -> Result<String> {
+    let description_template = &config.youtube_description_template;
+    let description = description_template.clone();
+
+    let description = description.replace("$$video_title$$", &video.video.title.as_ref().unwrap());
+
+    let url = &video
+        .video
+        .url
+        .clone()
+        .unwrap_or("<NO URL FOUND>".to_string());
+    let description = description.replace("$$video_url$$", url);
+
+    let description = description.replace("$$video_id$$", &video.video.video_id.to_string());
+
+    let duration = &video.video.duration.unwrap_or(0);
+    let duration = chrono::Duration::seconds(duration.clone());
+    let duration = duration.to_string();
+    let description = description.replace("$$video_duration$$", &duration);
+
+    let description = description.replace("$$video_part$$", &part.to_string());
+
+    let description = description.replace("$$video_total_parts$$", &total_parts.to_string());
+
+    let description = description.replace(
+        "$$video_streamer_name$$",
+        &video
+            .streamer
+            .display_name
+            .clone()
+            .unwrap_or("<NO NAME FOUND>".to_string()),
+    );
+
+    let description =
+        description.replace("$$video_streamer_login$$", &video.streamer.login.clone());
+
+    Ok(description)
+}
+pub fn get_video_title_from_twitch_video(
+    video: &data::VideoData,
+    part: usize,
+    total_parts: usize,
+) -> Result<String> {
+    let prefix = match total_parts {
+        1 => "".to_string(),
+        _ => format!(
+            "{} ",
+            get_video_prefix_from_twitch_video(video, part, total_parts)?
+        ),
+    };
+    let title = get_playlist_title_from_twitch_video(video)?;
+
+    let res = format!("{}{}", prefix, title);
+    Ok(res)
+}
+
+const MAX_VIDEO_TITLE_LENGTH: usize = 100;
+const PREFIX_LENGTH: usize = 24;
+
+pub fn get_playlist_title_from_twitch_video(video: &data::VideoData) -> Result<String> {
+    let title = video.video.title.as_ref().ok_or("Video has no title")?;
+    const SEPARATOR_LEN: usize = 1;
+    if title.len() > MAX_VIDEO_TITLE_LENGTH - PREFIX_LENGTH - SEPARATOR_LEN {
+        let res = format!(
+            "{}...",
+            &title[0..MAX_VIDEO_TITLE_LENGTH - PREFIX_LENGTH - SEPARATOR_LEN - 3]
+        );
+        return Ok(res);
+    }
+    Ok(title.to_string())
+}
+
+pub fn get_video_prefix_from_twitch_video(
+    video: &data::VideoData,
+    part: usize,
+    total_parts: usize,
+) -> Result<String> {
+    println!("video: {:?}", video);
+    println!("video.video: {:?}", video.video);
+    println!("video.video.created_at: {:?}", video.video.created_at);
+    let created_at = video
+        .video
+        .created_at
+        .ok_or(format!("Video has no created_at time: {:?}", video.video).as_str())?;
+    // let created_at = created_at.format("%Y-%m-%d");
+    let res = format!(
+        "[{:0>4}-{:0>2}-{:0>2}][Part {:0>2}/{:0>2}]",
+        created_at.year(),
+        created_at.month(),
+        created_at.day(),
+        part,
+        total_parts
+    );
+    Ok(res)
+}
+
+//endregion
+
+fn duration_to_string(duration: &Duration) -> String {
+    let seconds = duration.num_seconds();
+    let hours = seconds / 3600;
+    let minutes = (seconds % 3600) / 60;
+    let seconds = seconds % 60;
+    format!("{:02}:{:02}:{:02}", hours, minutes, seconds)
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..2af1f77
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,135 @@
+#![allow(unused, incomplete_features)]
+
+use std::error::Error;
+use std::fmt::Debug;
+use std::path::Path;
+
+use google_bigquery;
+use google_bigquery::{BigDataTable, BigqueryClient};
+use google_youtube::scopes;
+use google_youtube::YoutubeClient;
+use nameof::name_of;
+use tokio::fs::File;
+use twitch_data::{
+    convert_twitch_video_to_twitch_data_video, get_client, TwitchClient, Video, VideoQuality,
+};
+
+use downloader::data::{Streamers, VideoMetadata};
+use downloader::start_backup;
+
+//region constants
+
+const SERVICE_ACCOUNT_PATH: &str = "auth/bigquery_service_account.json";
+const YOUTUBE_CLIENT_SECRET: &str = "auth/youtube_client_secret.json";
+const PROJECT_ID: &str = "twitchbackup-v1";
+const DATASET_ID: &str = "backup_data";
+//endregion
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn Error>> {
+    // println!("Hello, world!");
+    start_backup().await?;
+    // sample().await?;
+    Ok(())
+}
+
+pub async fn sample() -> Result<(), Box<dyn Error>> {
+    println!("Hello from the downloader lib!");
+
+    let client = BigqueryClient::new(PROJECT_ID, DATASET_ID, Some(SERVICE_ACCOUNT_PATH)).await?;
+    sample_bigquery(&client).await?;
+
+    /*
+        let youtube_client = YoutubeClient::new(Some(YOUTUBE_CLIENT_SECRET),
+                                                vec![scopes::YOUTUBE_UPLOAD, scopes::YOUTUBE_READONLY, scopes::YOUTUBE],
+                                                Some("NopixelVODs")).await?;
+
+        sample_youtube(&youtube_client).await?;
+    */
+    /*
+    let twitch_client = get_client().await?;
+    sample_twitch(&twitch_client).await?;
+    */
+    Ok(())
+}
+
+async fn sample_twitch<'a>(client: &TwitchClient<'a>) -> Result<(), Box<dyn Error>> {
+    println!("\n\nGetting videos...");
+
+    let res = client.get_channel_info_from_login("burn").await?;
+    println!("got channel info: {:?}", res);
+    let channel_id = res.unwrap().broadcaster_id;
+
+    let videos: Vec<Video> = client
+        .get_videos_from_channel(&channel_id, 50)
+        .await?
+        .into_iter()
+        .map(convert_twitch_video_to_twitch_data_video)
+        .collect();
+
+    println!("got video ids: {:?}", videos.len());
+    for (i, video) in videos.iter().enumerate() {
+        println!("+======={:2}: {:?}", i, video);
+    }
+
+    println!("\n\nGetting video for short download...");
+    let short_video_id = twitch_data::VideoId::new("1710229470".to_string());
+    let video_info = client.get_video_info(&short_video_id).await?;
+    println!("got video info: {:?}", video_info);
+
+    let output_folder = Path::new("C:\\tmp\\videos\\");
+    let res = client
+        .download_video_by_id(&video_info.id, &VideoQuality::Source, output_folder)
+        .await?;
+    println!("downloaded video: {:?}", res);
+
+    println!("\n\nDone!");
+    Ok(())
+}
+
+async fn sample_bigquery<'a>(client: &'a BigqueryClient) -> Result<(), Box<dyn Error>> {
+    // let x = VideoMetadata::from_pk(&client, 1638184921).await?;
+    let video_metadata = VideoMetadata::create_and_load_from_pk(&client, 1638184921).await?;
+    println!("got video_metadata by id: {:?}", video_metadata);
+
+    let video_metadata = VideoMetadata::load_by_field(
+        &client,
+        name_of!(backed_up in VideoMetadata),
+        Some(true),
+        10,
+    )
+    .await?;
+    print_vec_sample("got video_metadata by backed_up:", video_metadata);
+
+    let watched_streamers =
+        Streamers::load_by_field(&client, name_of!(watched in Streamers), Some(true), 100).await?;
+    print_vec_sample("got watched_streamers:", watched_streamers);
+
+    fn print_vec_sample<T: Debug>(message: &str, watched_streamers: Vec<T>) {
+        println!("{} {:?}", message, watched_streamers.len());
+        for (i, streamer) in watched_streamers.iter().enumerate() {
+            println!("+======={}: {:?}", i, streamer);
+        }
+    }
+    Ok(())
+}
+
+async fn sample_youtube(client: &YoutubeClient) -> Result<(), Box<dyn Error>> {
+    println!("Opening video file...");
+    let file = Path::new("C:\\Users\\frede\\Videos\\test.mp4");
+    // let file = File::open(file).await?;
+
+    let description = "test video description";
+    let title = "test video2";
+    let tags = vec!["test".to_string(), "test2".to_string()];
+    let privacy_status = google_youtube::PrivacyStatus::Private;
+
+    println!("Uploading video...");
+    let video = &client
+        .upload_video(file, title, description, tags, privacy_status)
+        .await?;
+
+    println!("video: \n\n{:?}\n\n", video);
+
+    Ok(())
+}
diff --git a/tests/lib_tests.rs b/tests/lib_tests.rs
new file mode 100644
index 0000000..a5efbdd
--- /dev/null
+++ b/tests/lib_tests.rs
@@ -0,0 +1,107 @@
+use chrono::{DateTime, NaiveDateTime, Utc};
+// use bigquery_googleapi::BigqueryClient;
+use google_bigquery::BigqueryClient;
+
+use downloader;
+use downloader::{get_playlist_title_from_twitch_video, get_video_prefix_from_twitch_video, get_video_title_from_twitch_video};
+use downloader::data::{Streamers, VideoData, VideoMetadata, Videos};
+
+async fn get_sample_client() -> BigqueryClient {
+    BigqueryClient::new("twitchbackup-v1", "backup_data", Some("auth/bigquery_service_account.json")).await.unwrap()
+}
+
+fn get_sample_video(client: &BigqueryClient) -> VideoData {
+    VideoData {
+        video: Videos {
+            created_at: Some(get_utc_from_string("2021-01-01T00:00:00")),
+            video_id: 1,
+            client: Some(client),
+            title: Some("Test Video".to_string()),
+            description: Some("Test Description".to_string()),
+            bool_test: Some(true),
+            user_login: Some("nopixelvods".to_string()),
+            url: Some("https://www.twitch.tv/videos/1".to_string()),
+            viewable: Some("public".to_string()),
+            language: Some("en".to_string()),
+            view_count: Some(1),
+            video_type: Some("archive".to_string()),
+            duration: Some(1),
+            thumbnail_url: Some("i dont know".to_string()),
+        },
+        metadata: VideoMetadata {
+            video_id: 1,
+            client: Some(client),
+            backed_up: Some(false),
+            ..Default::default()
+        },
+        streamer: Streamers {
+            display_name: Some("NoPixel VODs".to_string()),
+            login: "nopixelvods".to_string(),
+            client: Some(client),
+            youtube_user: Some("NoPixel VODs".to_string()),
+            watched: Some(true),
+            public_videos_default: Some(false),
+        }
+    }
+}
+
+fn get_utc_from_string(s: &str) -> DateTime<Utc> {
+    let n = NaiveDateTime::parse_from_str(s, "%Y-%m-%dT%H:%M:%S").unwrap();
+    let utc = DateTime::<Utc>::from_utc(n, Utc);
+    utc
+}
+
+const LONG_TITLE: &'static str = "long title with over a hundred characters that is definitely going to \
+    be cut of because it does not fit into the maximum length that youtube requires";
+
+#[tokio::test]
+async fn get_video_title() {
+    let client = get_sample_client().await;
+    let mut video = get_sample_video(&client);
+
+    let title = get_video_title_from_twitch_video(&video, 5, 20).unwrap();
+    assert_eq!(title, "[2021-01-01][Part 05/20] Test Video");
+
+    video.video.title = Some(LONG_TITLE.to_string());
+    let title = get_video_title_from_twitch_video(&video, 5, 20).unwrap();
+    println!("part title:\n{}", title);
+    assert_eq!(title, "[2021-01-01][Part 05/20] long title with over a hundred characters that is definitely going to be...");
+}
+
+#[tokio::test]
+async fn get_video_title_single_part() {
+    let client = get_sample_client().await;
+    let mut video = get_sample_video(&client);
+
+    let title = get_video_title_from_twitch_video(&video, 1, 1).unwrap();
+    assert_eq!(title, "Test Video");
+
+    video.video.title = Some(LONG_TITLE.to_string());
+    let title = get_video_title_from_twitch_video(&video, 1, 1).unwrap();
+    println!("single part title:\n{}", title);
+    assert_eq!(title, "long title with over a hundred characters that is definitely going to be...");
+}
+
+#[tokio::test]
+async fn get_playlist_title() {
+    let client = get_sample_client().await;
+    let mut video = get_sample_video(&client);
+
+    let title = get_playlist_title_from_twitch_video(&video).unwrap();
+    assert_eq!(title, "Test Video");
+
+    video.video.title = Some(LONG_TITLE.to_string());
+    let title = get_playlist_title_from_twitch_video(&video).unwrap();
+    println!("playlist title:\n{}", title);
+    assert_eq!(title, "long title with over a hundred characters that is definitely going to be...");
+}
+
+#[tokio::test]
+async fn get_video_prefix() {
+    let client = get_sample_client().await;
+    let video = get_sample_video(&client);
+
+    let prefix = get_video_prefix_from_twitch_video(&video, 5, 20).unwrap();
+    println!("prefix:\n{}", prefix);
+    assert_eq!(prefix, "[2021-01-01][Part 05/20]");
+}
\ No newline at end of file