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shimmeringmoon/src/arcaea/chart.rs

483 lines
11 KiB
Rust

use std::str::FromStr;
// {{{ Imports
use std::{fmt::Display, num::NonZeroU16};
use anyhow::{anyhow, bail};
use image::{ImageBuffer, Rgb};
use rusqlite::types::{FromSql, FromSqlError, FromSqlResult, ValueRef};
use rusqlite::ToSql;
use serde::{Deserialize, Serialize};
use crate::bitmap::Color;
use crate::context::Error;
// }}}
// {{{ Difficuly
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Serialize, Deserialize)]
pub enum Difficulty {
PST,
PRS,
FTR,
ETR,
BYD,
}
impl Difficulty {
pub const DIFFICULTIES: [Difficulty; 5] =
[Self::PST, Self::PRS, Self::FTR, Self::ETR, Self::BYD];
pub const DIFFICULTY_SHORTHANDS: [&'static str; 5] = ["PST", "PRS", "FTR", "ETR", "BYD"];
pub const DIFFICULTY_SHORTHANDS_IN_BRACKETS: [&'static str; 5] =
["[PST]", "[PRS]", "[FTR]", "[ETR]", "[BYD]"];
pub const DIFFICULTY_STRINGS: [&'static str; 5] =
["PAST", "PRESENT", "FUTURE", "ETERNAL", "BEYOND"];
#[inline]
pub fn to_index(self) -> usize {
self as usize
}
}
impl FromStr for Difficulty {
type Err = anyhow::Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
for (i, level) in Self::DIFFICULTY_SHORTHANDS.iter().enumerate() {
if *level == s {
return Ok(Self::DIFFICULTIES[i]);
}
}
bail!("Invalid level '{s}'");
}
}
impl FromSql for Difficulty {
fn column_result(value: ValueRef<'_>) -> FromSqlResult<Self> {
let str: String = rusqlite::types::FromSql::column_result(value)?;
for (i, s) in Self::DIFFICULTY_SHORTHANDS.iter().enumerate() {
if str == **s {
return Ok(Self::DIFFICULTIES[i]);
}
}
FromSqlResult::Err(FromSqlError::Other(
format!("Cannot convert {} to difficulty", str).into(),
))
}
}
impl ToSql for Difficulty {
fn to_sql(&self) -> rusqlite::Result<rusqlite::types::ToSqlOutput<'_>> {
Self::DIFFICULTY_SHORTHANDS[*self as usize].to_sql()
}
}
impl Display for Difficulty {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", Self::DIFFICULTY_SHORTHANDS[self.to_index()])
}
}
pub const DIFFICULTY_MENU_PIXEL_COLORS: [Color; Difficulty::DIFFICULTIES.len()] = [
Color::from_rgb_int(0xAAE5F7),
Color::from_rgb_int(0xBFDD85),
Color::from_rgb_int(0xCB74AB),
Color::from_rgb_int(0xC4B7D3),
Color::from_rgb_int(0xF89AAC),
];
// }}}
// {{{ Level
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Serialize, Deserialize)]
pub enum Level {
Unknown,
One,
Two,
Three,
Four,
Five,
Six,
Seven,
SevenP,
Eight,
EightP,
Nine,
NineP,
Ten,
TenP,
Eleven,
ElevenP,
Twelve,
}
impl Level {
pub const LEVELS: [Self; 18] = [
Self::Unknown,
Self::One,
Self::Two,
Self::Three,
Self::Four,
Self::Five,
Self::Six,
Self::Seven,
Self::SevenP,
Self::Eight,
Self::EightP,
Self::Nine,
Self::NineP,
Self::Ten,
Self::TenP,
Self::Eleven,
Self::ElevenP,
Self::Twelve,
];
pub const LEVEL_STRINGS: [&'static str; 18] = [
"?", "1", "2", "3", "4", "5", "6", "7", "7+", "8", "8+", "9", "9+", "10", "10+", "11",
"11+", "12",
];
#[inline]
pub fn to_index(self) -> usize {
self as usize
}
}
impl FromStr for Level {
type Err = anyhow::Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
for (i, level) in Self::LEVEL_STRINGS.iter().enumerate() {
if *level == s {
return Ok(Self::LEVELS[i]);
}
}
bail!("Invalid level '{s}'");
}
}
impl Display for Level {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", Self::LEVEL_STRINGS[self.to_index()])
}
}
impl FromSql for Level {
fn column_result(value: ValueRef<'_>) -> FromSqlResult<Self> {
let str: String = rusqlite::types::FromSql::column_result(value)?;
for (i, s) in Self::LEVEL_STRINGS.iter().enumerate() {
if str == **s {
return Ok(Self::LEVELS[i]);
}
}
FromSqlResult::Err(FromSqlError::Other(
format!("Cannot convert {} to level", str).into(),
))
}
}
impl ToSql for Level {
fn to_sql(&self) -> rusqlite::Result<rusqlite::types::ToSqlOutput<'_>> {
Self::LEVEL_STRINGS[*self as usize].to_sql()
}
}
// }}}
// {{{ Side
#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
pub enum Side {
Light,
Conflict,
Silent,
Lephon,
}
impl Side {
pub const SIDES: [Self; 4] = [Self::Light, Self::Conflict, Self::Silent, Self::Lephon];
pub const SIDE_STRINGS: [&'static str; 4] = ["light", "conflict", "silent", "lephon"];
#[inline]
pub fn to_index(self) -> usize {
self as usize
}
}
impl FromSql for Side {
fn column_result(value: ValueRef<'_>) -> FromSqlResult<Self> {
let str: String = rusqlite::types::FromSql::column_result(value)?;
for (i, s) in Self::SIDE_STRINGS.iter().enumerate() {
if str == **s {
return Ok(Self::SIDES[i]);
}
}
FromSqlResult::Err(FromSqlError::Other(
format!("Cannot convert {} to side", str).into(),
))
}
}
impl ToSql for Side {
fn to_sql(&self) -> rusqlite::Result<rusqlite::types::ToSqlOutput<'_>> {
Self::SIDE_STRINGS[*self as usize].to_sql()
}
}
// }}}
// {{{ Song
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Song {
pub id: u32,
pub shorthand: String,
pub title: String,
pub lowercase_title: String,
#[allow(dead_code)]
pub artist: String,
pub bpm: String,
pub side: Side,
}
impl Song {
/// Returns true if multiple songs are known to exist with the given title.
#[inline]
pub fn ambigous_name(&self) -> bool {
self.title == "Genesis" || self.title == "Quon"
}
}
impl Display for Song {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
if self.ambigous_name() {
write!(f, "{} ({})", self.title, self.artist)
} else {
write!(f, "{}", self.title)
}
}
}
// }}}
// {{{ Chart
#[derive(Debug, Clone, Copy)]
pub struct Jacket {
pub raw: &'static [u8],
pub bitmap: &'static ImageBuffer<Rgb<u8>, Vec<u8>>,
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Chart {
pub id: u32,
pub song_id: u32,
pub title: Option<String>, // Name override for charts like PRAGMATISM
pub lowercase_title: Option<String>,
pub note_design: Option<String>,
pub difficulty: Difficulty,
pub level: Level,
pub note_count: u32,
pub chart_constant: u32,
#[serde(skip)]
pub cached_jacket: Option<Jacket>,
/// If `None`, the default jacket is used.
/// Otherwise, a difficulty-specific jacket exists.
pub jacket_source: Option<Difficulty>,
}
// }}}
// {{{ Cached song
#[derive(Debug, Clone)]
pub struct CachedSong {
pub song: Song,
chart_ids: [Option<NonZeroU16>; Difficulty::DIFFICULTIES.len()],
}
impl CachedSong {
#[inline]
pub fn new(song: Song) -> Self {
Self {
song,
chart_ids: [None; 5],
}
}
#[inline]
pub fn charts(&self) -> impl Iterator<Item = (Difficulty, u32)> {
self.chart_ids
.into_iter()
.enumerate()
.filter_map(|(i, id)| id.map(|id| (Difficulty::DIFFICULTIES[i], id.get() as u32)))
}
}
// }}}
// {{{ Song cache
#[derive(Debug, Clone, Default)]
pub struct SongCache {
pub songs: Vec<Option<CachedSong>>,
pub charts: Vec<Option<Chart>>,
}
impl SongCache {
#[inline]
pub fn lookup_song(&self, id: u32) -> Result<&CachedSong, Error> {
self.songs
.get(id as usize)
.and_then(|i| i.as_ref())
.ok_or_else(|| anyhow!("Could not find song with id {}", id))
}
#[inline]
pub fn lookup_chart(&self, chart_id: u32) -> Result<(&Song, &Chart), Error> {
let chart = self
.charts
.get(chart_id as usize)
.and_then(|i| i.as_ref())
.ok_or_else(|| anyhow!("Could not find chart with id {}", chart_id))?;
let song = &self.lookup_song(chart.song_id)?.song;
Ok((song, chart))
}
#[inline]
pub fn lookup_song_mut(&mut self, id: u32) -> Result<&mut CachedSong, Error> {
self.songs
.get_mut(id as usize)
.and_then(|i| i.as_mut())
.ok_or_else(|| anyhow!("Could not find song with id {}", id))
}
#[inline]
pub fn lookup_chart_mut(&mut self, chart_id: u32) -> Result<&mut Chart, Error> {
self.charts
.get_mut(chart_id as usize)
.and_then(|i| i.as_mut())
.ok_or_else(|| anyhow!("Could not find chart with id {}", chart_id))
}
#[inline]
pub fn lookup_by_difficulty(
&self,
id: u32,
difficulty: Difficulty,
) -> Result<(&Song, &Chart), Error> {
let cached_song = self.lookup_song(id)?;
let chart_id = cached_song.chart_ids[difficulty.to_index()]
.ok_or_else(|| {
anyhow!(
"Cannot find chart {} [{difficulty:?}]",
cached_song.song.title
)
})?
.get() as u32;
let chart = self.lookup_chart(chart_id)?.1;
Ok((&cached_song.song, chart))
}
#[inline]
pub fn lookup_by_difficulty_mut(
&mut self,
id: u32,
difficulty: Difficulty,
) -> Result<&mut Chart, Error> {
let cached_song = self.lookup_song(id)?;
let chart_id = cached_song.chart_ids[difficulty.to_index()]
.ok_or_else(|| {
anyhow!(
"Cannot find chart {} [{difficulty:?}]",
cached_song.song.title
)
})?
.get() as u32;
let chart = self.lookup_chart_mut(chart_id)?;
Ok(chart)
}
#[inline]
pub fn charts(&self) -> impl Iterator<Item = &Chart> {
self.charts.iter().filter_map(|i| i.as_ref())
}
#[inline]
pub fn charts_mut(&mut self) -> impl Iterator<Item = &mut Chart> {
self.charts.iter_mut().filter_map(|i| i.as_mut())
}
// {{{ Populate cache
pub fn new(conn: &rusqlite::Connection) -> Result<Self, Error> {
let mut result = Self::default();
// {{{ Songs
let mut query = conn.prepare_cached("SELECT * FROM songs")?;
let songs = query.query_map((), |row| {
Ok(Song {
id: row.get("id")?,
lowercase_title: row.get::<_, String>("title")?.to_lowercase(),
shorthand: row.get("shorthand")?,
title: row.get("title")?,
artist: row.get("artist")?,
bpm: row.get("bpm")?,
side: row.get("side")?,
})
})?;
for song in songs {
let song = song?;
let song_id = song.id as usize;
if song_id >= result.songs.len() {
result.songs.resize(song_id + 1, None);
}
result.songs[song_id] = Some(CachedSong::new(song));
}
// }}}
// {{{ Charts
let mut query = conn.prepare_cached("SELECT * FROM charts")?;
let charts = query.query_map((), |row| {
Ok(Chart {
id: row.get("id")?,
song_id: row.get("song_id")?,
title: row.get("title")?,
lowercase_title: row
.get::<_, Option<String>>("title")?
.map(|t| t.to_lowercase()),
difficulty: row.get("difficulty")?,
level: row.get("level")?,
chart_constant: row.get("chart_constant")?,
note_count: row.get("note_count")?,
note_design: row.get("note_design")?,
cached_jacket: None,
jacket_source: None,
})
})?;
for chart in charts {
let chart = chart?;
// {{{ Tie chart to song
{
let index = chart.difficulty.to_index();
result.lookup_song_mut(chart.song_id)?.chart_ids[index] =
Some(NonZeroU16::new(chart.id as u16).unwrap());
}
// }}}
// {{{ Save chart to cache
{
let index = chart.id as usize;
if index >= result.charts.len() {
result.charts.resize(index + 1, None);
}
result.charts[index] = Some(chart);
}
// }}}
}
// }}}
Ok(result)
}
// }}}
}
// }}}