/*
    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) 2024 metamuffin <metamuffin.org>
*/
pub mod config;
pub mod helpers;
pub mod r#impl;
pub mod jhls;
pub mod seek_index;
pub mod stream;
pub mod user;

pub use chrono;

use bincode::{Decode, Encode};
#[cfg(feature = "rocket")]
use rocket::{FromFormField, UriDisplayQuery};
use serde::{Deserialize, Serialize};
use std::{collections::BTreeMap, fmt::Display, path::PathBuf};

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct Node {
    #[serde(default)]
    pub public: NodePublic,
    #[serde(default)]
    pub private: NodePrivate,
}

#[rustfmt::skip]
#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode,Decode)]
pub struct NodePrivate {
    #[serde(default)] pub id: Option<String>,
    #[serde(default)] pub source: Option<Vec<TrackSource>>,

    #[serde(default)] pub poster: Option<PathBuf>,
    #[serde(default)] pub backdrop: Option<PathBuf>,
}

#[rustfmt::skip]
#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct NodePublic {
    #[serde(default)] pub kind: Option<NodeKind>,

    #[serde(default)] pub poster: Option<Asset>,
    #[serde(default)] pub backdrop: Option<Asset>,
    
    #[serde(default)] pub title: Option<String>,
    #[serde(default)] pub id: Option<String>,
    #[serde(default)] pub path: Vec<String>,
    #[serde(default)] pub children: Vec<String>,
    #[serde(default)] pub tagline: Option<String>,
    #[serde(default)] pub description: Option<String>,
    #[serde(default)] pub release_date: Option<i64>, // in unix millis
    #[serde(default)] pub index: Option<usize>,
    #[serde(default)] pub media: Option<MediaInfo>,
    #[serde(default)] pub ratings: BTreeMap<Rating, f64>,
    #[serde(default)] pub federated: Option<String>,
}

#[derive(Debug, Serialize, Deserialize, Encode, Decode, PartialEq, Eq, Clone)]
pub struct Asset(pub String);

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct ExtendedNode {
    pub ids: ObjectIds,
    pub people: BTreeMap<PeopleGroup, Vec<Appearance>>,
}

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct Appearance {
    #[serde(default)]
    pub jobs: Vec<String>,
    #[serde(default)]
    pub characters: Vec<String>,
    pub person: Person,
}

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct Person {
    pub name: String,
    pub headshot: Option<Asset>,
    pub ids: ObjectIds,
}

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct ObjectIds {
    pub trakt: Option<u64>,
    pub slug: Option<String>,
    pub imdb: Option<String>,
    pub tmdb: Option<u64>,
    pub omdb: Option<u64>,
    pub tvdb: Option<u64>,
}

#[rustfmt::skip]
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, Eq, PartialOrd, Ord, Encode, Decode)]
#[cfg_attr(feature = "rocket", derive(FromFormField, UriDisplayQuery))]
#[serde(rename_all = "snake_case")]
pub enum PeopleGroup {
    #[cfg_attr(feature = "rocket", field(value = "cast"))] Cast,
    #[cfg_attr(feature = "rocket", field(value = "writing"))] Writing,
    #[cfg_attr(feature = "rocket", field(value = "directing"))] Directing,
    #[cfg_attr(feature = "rocket", field(value = "art"))] Art,
    #[cfg_attr(feature = "rocket", field(value = "sound"))] Sound,
    #[cfg_attr(feature = "rocket", field(value = "camera"))] Camera,
    #[cfg_attr(feature = "rocket", field(value = "lighting"))] Lighting,
    #[cfg_attr(feature = "rocket", field(value = "crew"))] Crew,
    #[cfg_attr(feature = "rocket", field(value = "editing"))] Editing,
    #[cfg_attr(feature = "rocket", field(value = "production"))] Production,
    #[cfg_attr(feature = "rocket", field(value = "vfx"))] Vfx,
    #[cfg_attr(feature = "rocket", field(value = "costume"))] CostumeMakeup,
    #[cfg_attr(feature = "rocket", field(value = "createdby"))] CreatedBy,
}

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct ImportOptions {
    pub id: String,
    pub sources: Vec<ImportSource>,
}

#[derive(Debug, Clone, Deserialize, Serialize, Encode, Decode)]
#[serde(rename_all = "snake_case")]
pub enum ImportSource {
    Override(Node),
    Tmdb {
        kind: TmdbKind,
        id: u64,
    },
    Trakt {
        kind: TraktKind,
        id: u64,
    },
    AutoChildren {
        path: Option<PathBuf>,
    },
    Media {
        path: PathBuf,
        #[serde(default)]
        ignore_metadata: bool,
        #[serde(default)]
        ignore_attachments: bool,
        #[serde(default)]
        ignore_chapters: bool,
    },
    Federated {
        host: String,
    },
}

#[rustfmt::skip]
#[derive(Debug, Clone, Copy, Deserialize, Serialize, PartialEq, Eq, Default, Encode,Decode)]
#[cfg_attr(feature = "rocket", derive(FromFormField, UriDisplayQuery))]
#[serde(rename_all = "snake_case")]
pub enum NodeKind {
    #[cfg_attr(feature = "rocket", field(value = "movie"))] #[default] Movie,
    #[cfg_attr(feature = "rocket", field(value = "video"))] Video,
    #[cfg_attr(feature = "rocket", field(value = "shortformvideo"))] ShortFormVideo,
    #[cfg_attr(feature = "rocket", field(value = "collection"))] Collection,
    #[cfg_attr(feature = "rocket", field(value = "channel"))] Channel,
    #[cfg_attr(feature = "rocket", field(value = "show"))] Show,
    #[cfg_attr(feature = "rocket", field(value = "series"))] Series,
    #[cfg_attr(feature = "rocket", field(value = "season"))] Season,
    #[cfg_attr(feature = "rocket", field(value = "episode"))] Episode,
}

#[derive(Debug, Clone, Deserialize, Serialize, Encode, Decode)]
#[serde(rename_all = "snake_case")]
pub enum TrackSource {
    Local(LocalTrack),
    Remote(usize),
}

pub type TrackID = usize;

#[derive(Debug, Clone, Deserialize, Serialize, Encode, Decode, Hash)]
pub struct LocalTrack {
    pub path: PathBuf,
    pub track: TrackID,
    pub codec_private: Option<Vec<u8>>,
}

#[derive(Debug, Clone, Deserialize, Serialize, Encode, Decode)]
pub struct MediaInfo {
    pub duration: f64, // in seconds
    pub tracks: Vec<SourceTrack>,
    #[serde(default)]
    pub chapters: Vec<Chapter>,
}

#[derive(Debug, Clone, Deserialize, Serialize, Default, Encode, Decode)]
pub struct Chapter {
    pub time_start: Option<f64>,
    pub time_end: Option<f64>,
    pub labels: Vec<(String, String)>,
}

#[derive(Debug, Clone, Deserialize, Serialize, Encode, Decode)]
pub struct SourceTrack {
    pub kind: SourceTrackKind,
    pub name: String,
    pub codec: String,
    pub language: String,
    pub default_duration: Option<u64>,
    #[serde(default)]
    pub federated: Vec<String>,
}

#[derive(
    Debug, Clone, Deserialize, Serialize, PartialEq, Eq, PartialOrd, Ord, Hash, Encode, Decode,
)]
#[serde(rename_all = "snake_case")]
pub enum Rating {
    Imdb,
    Tmdb,
    RottenTomatoes,
    Metacritic,
    YoutubeViews,
    YoutubeLikes,
    YoutubeFollowers,
    Trakt,
}

#[derive(Debug, Clone, PartialEq, Deserialize, Serialize, Encode, Decode)]
#[serde(rename_all = "snake_case")]
pub enum SourceTrackKind {
    Video {
        width: u64,
        height: u64,
        display_width: Option<u64>,
        display_height: Option<u64>,
        display_unit: Option<u64>,
        fps: Option<f64>,
    },
    Audio {
        channels: usize,
        sample_rate: f64,
        bit_depth: Option<usize>,
    },
    Subtitles,
}

#[rustfmt::skip]
#[derive(Debug, Clone, Copy, Encode, Decode)]
#[cfg_attr(feature = "rocket", derive(FromFormField, UriDisplayQuery))]
pub enum AssetRole {
    #[cfg_attr(feature = "rocket", field(value = "poster"))] Poster,
    #[cfg_attr(feature = "rocket", field(value = "backdrop"))] Backdrop,
}

#[derive(Debug, Serialize, Deserialize, Clone, Copy, Encode, Decode)]
#[serde(rename_all = "snake_case")]
pub enum TraktKind {
    Movie,
    Show,
    Season,
    Episode,
    Person,
    User,
}

impl TraktKind {
    pub fn singular(self) -> &'static str {
        match self {
            TraktKind::Movie => "movie",
            TraktKind::Show => "show",
            TraktKind::Season => "season",
            TraktKind::Episode => "episode",
            TraktKind::Person => "person",
            TraktKind::User => "user",
        }
    }
    pub fn plural(self) -> &'static str {
        match self {
            TraktKind::Movie => "movies",
            TraktKind::Show => "shows",
            TraktKind::Season => "seasons",
            TraktKind::Episode => "episodes",
            TraktKind::Person => "people",
            TraktKind::User => "users", // //! not used in API
        }
    }
}
impl ToString for TraktKind {
    fn to_string(&self) -> String {
        match self {
            TraktKind::Movie => "Movie",
            TraktKind::Show => "Show",
            TraktKind::Season => "Season",
            TraktKind::Episode => "Episode",
            TraktKind::Person => "Person",
            TraktKind::User => "User",
        }
        .to_string()
    }
}
impl Display for ObjectIds {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        if let Some(id) = self.trakt {
            f.write_fmt(format_args!("trakt={}", id))?;
        }
        if let Some(_id) = &self.slug {
            f.write_str(",slug")?;
        }
        if let Some(id) = self.tmdb {
            f.write_fmt(format_args!(",tmdb={}", id))?;
        }
        if let Some(_id) = &self.imdb {
            f.write_str(",imdb")?;
        }
        if let Some(_id) = &self.tvdb {
            f.write_str(",tvdb")?;
        }
        if let Some(_id) = &self.omdb {
            f.write_str(",omdb")?;
        }
        Ok(())
    }
}
impl Display for PeopleGroup {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        f.write_str(match self {
            PeopleGroup::Cast => "Cast",
            PeopleGroup::Writing => "Writing",
            PeopleGroup::Directing => "Directing",
            PeopleGroup::Art => "Art",
            PeopleGroup::Sound => "Sound",
            PeopleGroup::Camera => "Camera",
            PeopleGroup::Lighting => "Lighting",
            PeopleGroup::Crew => "Crew",
            PeopleGroup::Editing => "Editing",
            PeopleGroup::Production => "Production",
            PeopleGroup::Vfx => "Visual Effects",
            PeopleGroup::CostumeMakeup => "Costume & Makeup",
            PeopleGroup::CreatedBy => "Created by:",
        })
    }
}

#[derive(Debug, Clone, Copy, Serialize, Deserialize, Encode, Decode)]
pub enum TmdbKind {
    Tv,
    Movie,
}
impl Display for TmdbKind {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        f.write_str(match self {
            TmdbKind::Tv => "tv",
            TmdbKind::Movie => "movie",
        })
    }
}