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path: root/server/src/routes/ui/node.rs
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/*
    This file is part of jellything (https://codeberg.org/metamuffin/jellything)
    which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
    Copyright (C) 2023 metamuffin <metamuffin.org>
*/
use super::{assets::rocket_uri_macro_r_item_assets, error::MyError, player::player_uri};
use crate::{
    database::Database,
    routes::{
        api::AcceptJson,
        ui::{
            account::session::Session,
            assets::AssetRole,
            layout::{DynLayoutPage, LayoutPage},
        },
    },
    uri,
};
use anyhow::{anyhow, Context};
use jellycommon::{MediaInfo, NodeKind, NodePublic, Rating, SourceTrackKind};
use rocket::{get, serde::json::Json, Either, State};

#[get("/n/<id>")]
pub async fn r_library_node(
    _sess: Session,
    id: String,
    db: &State<Database>,
    aj: AcceptJson,
) -> Result<Either<DynLayoutPage<'_>, Json<NodePublic>>, MyError> {
    let node = db
        .node
        .get(&id)
        .context("retrieving library node")?
        .ok_or(anyhow!("node does not exist"))?
        .public;

    if *aj {
        return Ok(Either::Right(Json(node)));
    }

    let children = node
        .children
        .iter()
        .map(|c| {
            Ok((
                c.to_owned(),
                db.node
                    .get(c)?
                    .ok_or(anyhow!("child does not exist"))?
                    .public,
            ))
        })
        .collect::<anyhow::Result<Vec<_>>>()?
        .into_iter()
        .collect();

    Ok(Either::Left(LayoutPage {
        title: node.title.to_string(),
        show_back: true, //- !matches!(node.kind, NodeKind::Collection),
        content: markup::new! {
            @NodePage { node: &node, id: &id, children: &children }
        },
        ..Default::default()
    }))
}

markup::define! {
    NodeCard<'a>(id: &'a str, node: &'a NodePublic) {
        @let cls = format!("node card poster {}", match node.kind {NodeKind::Channel => "poster-square", NodeKind::Video => "thumb-land", NodeKind::Collection => "poster-land", _ => "poster-port"});
        div[class=cls] {
            div.poster {
                a[href=uri!(r_library_node(id))] {
                    img[src=uri!(r_item_assets(id, AssetRole::Poster))];
                }
                @if matches!(node.kind, NodeKind::Collection | NodeKind::Channel) {
                    div.hoverdir { a[href=&uri!(r_library_node(id))] { "Open" } }
                } else {
                    div.hoveritem { a[href=&player_uri(id)] { "▶" } }
                }
            }
            p.title {
                a[href=uri!(r_library_node(id))] {
                    @node.title
                }
            }
        }
    }
    NodePage<'a>(id: &'a str, node: &'a NodePublic, children: &'a Vec<(String, NodePublic)>) {
        @if !matches!(node.kind, NodeKind::Collection) {
            img.backdrop[src=uri!(r_item_assets(id, AssetRole::Backdrop))];
        }
        div.page.node {
            @if !matches!(node.kind, NodeKind::Collection) {
                div.bigposter { img[src=uri!(r_item_assets(id, AssetRole::Poster))]; }
            }
            div.title {
                h1 { @node.title }
                @if node.media.is_some() { a.play[href=&player_uri(id)] { "Watch now" }}
            }
            div.details {
                div.props {
                    @if let Some(m) = &node.media {
                        p { @format_duration(m.duration) }
                        p { @m.resolution_name() }
                    }
                    @for r in &node.ratings {
                        p { @match r {
                            Rating::YoutubeLikes(n) => { @format_count(*n) " Likes" }
                            Rating::YoutubeViews(n) => { @format_count(*n) " Views" }
                            Rating::YoutubeFollowers(n) => { @format_count(*n) " Subscribers" }
                            Rating::RottenTomatoes(n) => { @n " Tomatoes" }
                            Rating::Metacritic(n) => { "Metacritic Score: " @n }
                            Rating::Imdb(n) => { "IMDb Rating: " @n }
                        } }
                    }
                }
                h3 { @node.tagline }
                p { @if matches!(node.kind, NodeKind::Video | NodeKind::Channel) { pre { @node.description } } else { @node.description } }
            }
            @match node.kind {
                NodeKind::Collection | NodeKind::Channel => {
                    ul.children {@for (id, node) in children.iter() {
                        li { @NodeCard { id, node } }
                    }}
                }
                NodeKind::Series => {
                    ol { @for (id, c) in children.iter() {
                        li { a[href=uri!(r_library_node(id))] { @c.title } }
                    }}
                }
                _ => {}
            }
        }
    }
}

pub fn format_duration(mut d: f64) -> String {
    let mut s = String::new();
    for (unit, k) in [("h", 60. * 60.), ("m", 60.), ("s", 1.)] {
        let mut h = 0;
        while d > k {
            d -= k;
            h += 1;
        }
        if h > 0 {
            s += &format!("{h}{unit}")
        }
    }
    s
}

trait MediaInfoExt {
    fn resolution_name(&self) -> &'static str;
}
impl MediaInfoExt for MediaInfo {
    fn resolution_name(&self) -> &'static str {
        let mut maxw = 0;
        for t in &self.tracks {
            match &t.kind {
                SourceTrackKind::Video { width, .. } => maxw = maxw.max(*width),
                _ => (),
            }
        }

        match maxw {
            7680.. => "8K",
            3840.. => "4K",
            2560.. => "WQHD",
            1920.. => "Full HD",
            1280.. => "HD 720p",
            640.. => "NTSC",
            _ => "Unkown",
        }
    }
}

fn format_count(n: impl Into<usize>) -> String {
    let n: usize = n.into();

    if n >= 1_000_000 {
        format!("{:.1}M", n as f32 / 1_000_000.)
    } else if n >= 1_000 {
        format!("{:.1}k", n as f32 / 1_000.)
    } else {
        format!("{n}")
    }
}