use crate::model::Model;
use crate::model::Modeling;
use color_eyre::eyre::eyre;
use color_eyre::eyre::Result;
use sqlx::query;
use sqlx::query_as;
use tracing::error;
use std::mem::replace;
use std::path::PathBuf;

#[derive(Clone, Debug, Default, PartialEq)]
pub struct Video {
    pub title: String,
    pub path: PathBuf,
    pub start_time: Option<f32>,
    pub end_time: Option<f32>,
    pub looping: bool,
}

impl Model<Video> {
    pub fn load_from_db(&mut self) {
        let rt = tokio::runtime::Runtime::new().unwrap();
        rt.block_on(async {
            let result = query_as!(Video, r#"SELECT title as "title!", filePath as "path!", startTime as "start_time!: f32", endTime as "end_time!: f32", loop as "looping!" from videos"#).fetch_all(&mut self.db).await;
            match result {
                Ok(v) => {
                    for video in v.into_iter() {
                        let _ = self.add_item(video);
                    }
                }
                Err(e) => error!("There was an error in converting songs: {e}"),
            }
        });
    }
}


#[cfg(test)]
mod test {
    use super::*;
    use pretty_assertions::{assert_eq, assert_ne};

    fn test_video(title: String) -> Video {
        Video {
            title,
            path: PathBuf::from("~/vids/camprules2024.mp4"),
            ..Default::default()
        }
    }

    #[test]
    pub fn test_db_and_model() {
        let mut video_model: Model<Video> = Model::default();
        video_model.load_from_db();
        if let Some(video) = video_model.get_item(3) {
            let test_video = test_video("Getting started with Tokio. The ultimate starter guide to writing async Rust.".into());
            assert_eq!(test_video.title, video.title);
        } else {
            assert!(false);
        }
    }

    #[test]
    pub fn test_add_video() {
        let video = test_video("A new video".into());
        let mut video_model: Model<Video> = Model::default();
        let result = video_model.add_item(video.clone());
        let new_video = test_video("A newer video".into());
        match result {
            Ok(_) => {
                assert_eq!(&video, video_model.get_item(0).unwrap());
                assert_ne!(&new_video, video_model.get_item(0).unwrap());
            }
            Err(e) => assert!(false, "There was an error adding the video: {:?}", e),
        }
    }
}