bitsy-parser/src/lib.rs

774 lines
30 KiB
Rust

pub mod avatar;
pub mod colour;
pub mod dialogue;
pub mod palette;
pub mod image;
pub mod mocks;
pub mod position;
pub mod sprite;
pub mod tile;
use avatar::Avatar;
use colour::Colour;
use dialogue::Dialogue;
use palette::Palette;
use image::Image;
use position::Position;
use sprite::Sprite;
use tile::Tile;
#[derive(Debug, Eq, PartialEq)]
pub struct Instance {
position: Position,
id: String, // item / ending id
}
#[derive(Debug, Eq, PartialEq)]
pub struct ExitInstance {
position: Position,
exit: Exit,
}
#[derive(Debug, Eq, PartialEq)]
pub struct Item {
id: String,
animation_frames: Vec<Image>,
name: Option<String>,
dialogue: Option<String>, // dialogue id
}
#[derive(Debug, Eq, PartialEq)]
pub struct Exit {
/// destination
room: String, /// id
position: Position,
}
// same as a dialogue basically
#[derive(Debug, Eq, PartialEq)]
pub struct Ending {
id: String,
dialogue: String,
}
#[derive(Debug, Eq, PartialEq)]
pub struct Room {
id: String,
palette: String, // id
name: Option<String>,
tiles: Vec<String>, // tile ids
items: Vec<Instance>,
exits: Vec<ExitInstance>,
endings: Vec<Instance>,
}
#[derive(Debug, Eq, PartialEq)]
pub struct Variable {
id: String,
initial_value: String,
}
#[derive(Debug, PartialEq)]
pub struct Game {
name: String,
version: f64,
room_format: u8,
palettes: Vec<Palette>,
rooms: Vec<Room>,
tiles: Vec<Tile>,
avatar: Avatar,
sprites: Vec<Sprite>,
items: Vec<Item>,
dialogues: Vec<Dialogue>,
endings: Vec<Ending>,
variables: Vec<Variable>,
}
fn example_item() -> Item {
Item {
id: "6".to_string(),
animation_frames: vec![
Image {
pixels: vec![
0,1,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,0,0,0,1,0,0,
0,0,1,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,1,0,
]
}
],
name: Some("door".to_string()),
dialogue: Some("ITM_2".to_string())
}
}
fn example_room() -> Room {
Room {
id: "a".to_string(),
palette: "9".to_string(),
name: Some("cellar 7".to_string()),
tiles: vec![
"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"1l".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),
"y".to_string(),"x".to_string(),"0".to_string(),"0".to_string(),"1j".to_string(),"0".to_string(),"0".to_string(),"1j".to_string(),"1l".to_string(),"0".to_string(),"1j".to_string(),"0".to_string(),"0".to_string(),"1j".to_string(),"0".to_string(),"0".to_string(),
"y".to_string(),"y".to_string(),"x".to_string(),"k".to_string(),"k".to_string(),"1c".to_string(),"1x".to_string(),"1y".to_string(),"1m".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),
"y".to_string(),"y".to_string(),"y".to_string(),"x".to_string(),"k".to_string(),"s".to_string(),"s".to_string(),"s".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"1g".to_string(),"1f".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"1i".to_string(),"1u".to_string(),"1u".to_string(),"1u".to_string(),"1v".to_string(),"11".to_string(),"19".to_string(),"1b".to_string(),"1a".to_string(),"1e".to_string(),"10".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"11".to_string(),"12".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"10".to_string(),"17".to_string(),"z".to_string(),"18".to_string(),"1e".to_string(),"12".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"1k".to_string(),"14".to_string(),"15".to_string(),"16".to_string(),"1h".to_string(),"z".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"10".to_string(),"1d".to_string(),"1v".to_string(),"1r".to_string(),"1s".to_string(),"1r".to_string(),"1q".to_string(),"1z".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"12".to_string(),"10".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"1i".to_string(),"1n".to_string(),"1o".to_string(),"1o".to_string(),"1o".to_string(),"1p".to_string(),"z".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"10".to_string(),"z".to_string(),"z".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"11".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"k".to_string(),
"k".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"z".to_string(),"12".to_string(),"z".to_string(),"z".to_string(),"10".to_string(),"12".to_string(),"k".to_string(),
"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),"k".to_string(),
"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),
"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),
"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string()
],
items: vec![
Instance {position: Position { x: 11, y: 5}, id: "d".to_string()},
Instance {position: Position { x: 8, y: 3}, id: "e".to_string()},
Instance {position: Position { x: 1, y: 0}, id: "5".to_string()},
Instance {position: Position { x: 2, y: 1}, id: "6".to_string()},
Instance {position: Position { x: 3, y: 2}, id: "6".to_string()},
],
exits: vec![
ExitInstance {
position: Position { x: 3, y: 3},
exit: Exit { room: "3".to_string(), position: Position { x: 10, y: 6}}
},
],
endings: vec![
Instance{position: Position { x: 8, y: 7 }, id: "undefined".to_string()},
],
}
}
fn example_room_string() -> String {
include_str!("../test/resources/room").to_string()
}
fn example_game_default() -> Game {
Game {
name: "Write your game's title here".to_string(),
version: 6.5,
room_format: 1,
palettes: vec![
Palette {
id: "0".to_string(),
name: None,
colours: vec![
Colour {red: 0, green: 82, blue: 204 },
Colour {red: 128, green: 159, blue: 255 },
Colour {red: 255, green: 255, blue: 255 },
]
}
],
rooms: vec![
Room {
id: "0".to_string(),
palette: "0".to_string(),
name: None,
tiles: vec![
"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"a".to_string(),"0".to_string(),
"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),"0".to_string(),
],
items: vec![],
exits: vec![],
endings: vec![]
}
],
tiles: vec![
Tile {
id: "a".to_string(),
name: None,
wall: false,
animation_frames: vec![
Image {
pixels: vec![
1,1,1,1,1,1,1,1,
1,0,0,0,0,0,0,1,
1,0,0,0,0,0,0,1,
1,0,0,1,1,0,0,1,
1,0,0,1,1,0,0,1,
1,0,0,0,0,0,0,1,
1,0,0,0,0,0,0,1,
1,1,1,1,1,1,1,1,
]
}
]
}
],
avatar: Avatar {
animation_frames: vec![
Image {
pixels: vec![
0,0,0,1,1,0,0,0,
0,0,0,1,1,0,0,0,
0,0,0,1,1,0,0,0,
0,0,1,1,1,1,0,0,
0,1,1,1,1,1,1,0,
1,0,1,1,1,1,0,1,
0,0,1,0,0,1,0,0,
0,0,1,0,0,1,0,0,
]
}
],
room: "0".to_string(),
position: Position { x: 4, y: 4 }
},
sprites: vec![
Sprite {
id: "a".to_string(),
name: None,
animation_frames: vec![
Image {
pixels: vec![
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,1,0,1,0,0,0,1,
0,1,1,1,0,0,0,1,
0,1,1,1,0,0,1,0,
0,1,1,1,1,1,0,0,
0,0,1,1,1,1,0,0,
0,0,1,0,0,1,0,0,
]
}
],
dialogue: Some("SPR_0".to_string()),
room: "0".to_string(),
position: Position { x: 8, y: 12 }
}
],
items: vec![
Item {
id: "0".to_string(),
animation_frames: vec![
Image {
pixels: vec![
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,1,1,1,1,0,0,
0,1,1,0,0,1,0,0,
0,0,1,0,0,1,0,0,
0,0,0,1,1,0,0,0,
0,0,0,0,0,0,0,0,
]
},
],
name: Some("tea".to_string()),
dialogue: Some("ITM_0".to_string())
},
],
dialogues: vec![
Dialogue {
id: "SPR_0".to_string(),
contents: "I'm a cat".to_string(),
},
Dialogue {
id: "ITM_0".to_string(),
contents: "You found a nice warm cup of tea".to_string(),
},
],
endings: vec![],
variables: vec![
Variable { id: "a".to_string(), initial_value: "42".to_string() }
],
}
}
pub trait AnimationFrames {
fn to_string(&self) -> String;
}
impl AnimationFrames for Vec<Image> {
#[inline]
fn to_string(&self) -> String {
let mut string = String::new();
let last_frame = self.len() - 1;
for (i, frame) in self.into_iter().enumerate() {
string.push_str(&frame.to_string());
if i < last_frame {
string.push_str(&"\n>\n".to_string());
}
}
string
}
}
impl From<String> for Item {
fn from(string: String) -> Item {
let mut lines: Vec<&str> = string.lines().collect();
let id = lines[0].replace("ITM ", "");
let mut name = None;
let mut dialogue = None;
for _ in 0..2 {
let last_line = lines.pop().unwrap();
if last_line.starts_with("NAME") {
name = Some(last_line.replace("NAME ", "").to_string());
} else if last_line.starts_with("DLG") {
dialogue = Some(last_line.replace("DLG ", "").to_string());
} else {
lines.push(last_line);
break;
}
}
// todo dedupe
let animation_frames = lines[1..].join("");
let animation_frames: Vec<&str> = animation_frames.split("\n>\n").collect();
let animation_frames: Vec<Image> = animation_frames.iter().map(|&frame| {
Image::from(frame.to_string())
}).collect();
Item { id, name, animation_frames, dialogue }
}
}
#[test]
fn test_item_from_string() {
let output = Item::from(include_str!("../test/resources/item").to_string());
let expected = example_item();
assert_eq!(output, expected);
}
impl ToString for Item {
#[inline]
fn to_string(&self) -> String {
format!(
"ITM {}\n{}{}{}",
self.id,
self.animation_frames.to_string(),
if self.name.is_some() { format!("\nNAME {}", self.name.as_ref().unwrap()) } else { "".to_string() },
if self.dialogue.is_some() { format!("\nDLG {}", self.dialogue.as_ref().unwrap()) } else { "".to_string() },
)
}
}
#[test]
fn test_item_to_string() {
let output = example_item().to_string();
let expected = include_str!("../test/resources/item").to_string();
assert_eq!(output, expected);
}
impl From<String> for Exit {
fn from(string: String) -> Exit {
// e.g. "4 3,3"
let room_position: Vec<&str> = string.split(' ').collect();
let room = room_position[0].to_string();
let position = Position::from(room_position[1].to_string());
Exit { room, position }
}
}
#[test]
fn test_exit_from_string() {
assert_eq!(
Exit::from("a 12,13".to_string()),
Exit { room: "a".to_string(), position: Position { x: 12, y: 13 } }
);
}
impl ToString for Exit {
fn to_string(&self) -> String {
format!("{} {}", self.room, self.position.to_string())
}
}
#[test]
fn test_exit_to_string() {
assert_eq!(
Exit { room: "8".to_string(), position: Position { x: 5, y: 6 } }.to_string(),
"8 5,6".to_string()
);
}
impl From<String> for Ending {
fn from(string: String) -> Ending {
let string = string.replace("END ", "");
let id_dialogue: Vec<&str> = string.lines().collect();
let id = id_dialogue[0].to_string();
let dialogue = id_dialogue[1].to_string();
Ending { id, dialogue }
}
}
#[test]
fn test_ending_from_string() {
assert_eq!(
Ending::from(include_str!("../test/resources/ending").to_string()),
Ending {
id: "a".to_string(),
dialogue: "This is a long line of dialogue. Blah blah blah".to_string()
}
);
}
impl ToString for Ending {
#[inline]
fn to_string(&self) -> String {
format!("END {}\n{}", self.id, self.dialogue)
}
}
#[test]
fn test_ending_to_string() {
assert_eq!(
Ending {
id: "7".to_string(),
dialogue: "This is another long ending. So long, farewell, etc.".to_string()
}.to_string(),
"END 7\nThis is another long ending. So long, farewell, etc.".to_string()
);
}
impl From<String> for Variable {
fn from(string: String) -> Variable {
let id_value: Vec<&str> = string.split('\n').collect();
let id = id_value[0].replace("VAR ", "").to_string();
let initial_value = id_value[1].to_string();
Variable { id, initial_value }
}
}
#[test]
fn test_variable_from_string() {
assert_eq!(
Variable::from("VAR a\n42".to_string()),
Variable { id: "a".to_string(), initial_value: "42".to_string()}
);
}
impl ToString for Variable {
#[inline]
fn to_string(&self) -> String {
format!("VAR {}\n{}", self.id, self.initial_value)
}
}
#[test]
fn test_variable_to_string() {
let output = Variable { id: "c".to_string(), initial_value: "57".to_string() }.to_string();
let expected = "VAR c\n57".to_string();
assert_eq!(output, expected);
}
impl From<String> for Room {
fn from(string: String) -> Room {
// todo handle room_format?
let mut lines: Vec<&str> = string.lines().collect();
let id = lines[0].replace("ROOM ", "");
let mut name = None;
let mut palette = "0".to_string();
let mut items: Vec<Instance> = Vec::new();
let mut exits: Vec<ExitInstance> = Vec::new();
let mut endings: Vec<Instance> = Vec::new();
loop {
let last_line = lines.pop().unwrap();
if last_line.starts_with("NAME") {
name = Some(last_line.replace("NAME ", "").to_string());
} else if last_line.starts_with("PAL") {
palette = last_line.replace("PAL ", "").to_string();
} else if last_line.starts_with("ITM") {
let last_line = last_line.replace("ITM ", "");
let item_position: Vec<&str> = last_line.split(' ').collect();
let item_id = item_position[0];
let position = item_position[1];
let position = Position::from(position.to_string());
items.push(Instance { position, id: item_id.to_string() });
} else if last_line.starts_with("EXT") {
let last_line = last_line.replace("EXT ", "");
let parts: Vec<&str> = last_line.split(' ').collect();
let position = Position::from(parts[0].to_string());
let exit = Exit::from(format!("{} {}", parts[1], parts[2]));
exits.push(ExitInstance { position, exit });
} else if last_line.starts_with("END") {
let last_line = last_line.replace("END ", "");
let ending_position: Vec<&str> = last_line.split(' ').collect();
let ending = ending_position[0].to_string();
let position = ending_position[1].to_string();
let position = Position::from(position);
endings.push(Instance { position, id: ending });
} else {
lines.push(last_line);
break;
}
}
let lines = &lines[1..];
let mut tiles: Vec<String> = Vec::new();
for line in lines.into_iter() {
let line: Vec<&str> = line.split(",").collect();
for tile_id in line {
tiles.push(tile_id.to_string());
}
}
Room { id, palette, name, tiles, items, exits, endings }
}
}
#[test]
fn test_room_from_string() {
assert_eq!(Room::from(example_room_string()), example_room());
}
impl ToString for Room {
fn to_string(&self) -> String {
let mut tiles = String::new();
let mut items = String::new();
let mut exits = String::new();
let mut endings = String::new();
let sqrt = (self.tiles.len() as f64).sqrt() as usize; // 8 for SD, 16 for HD
for line in self.tiles.chunks(sqrt) {
for tile in line {
tiles.push_str(&format!("{},", tile));
}
tiles.pop(); // remove trailing comma
tiles.push_str("\n");
}
tiles.pop(); // remove trailing newline
for instance in &self.items {
items.push_str(
&format!("\nITM {} {}", instance.id, instance.position.to_string())
);
}
for instance in &self.exits {
exits.push_str(
&format!(
"\nEXT {} {}",
instance.position.to_string(),
instance.exit.to_string(),
)
);
}
for instance in &self.endings {
endings.push_str(
&format!("\nEND {} {}", instance.id, instance.position.to_string())
);
}
format!(
"ROOM {}\n{}{}{}{}{}\nPAL {}",
self.id,
tiles,
if self.name.as_ref().is_some() { format!("\nNAME {}", self.name.as_ref().unwrap()) } else { "".to_string() },
items,
exits,
endings,
self.palette
)
}
}
#[test]
fn test_room_to_string() {
assert_eq!(example_room().to_string(), example_room_string());
}
impl From<String> for Game {
fn from(string: String) -> Game {
// dialogues and endings can have 2+ line breaks inside, so deal with these separately
// otherwise, everything can be split on a double line break (\n\n)
let mut dialogues: Vec<Dialogue> = Vec::new();
let mut endings: Vec<Ending> = Vec::new();
let mut variables: Vec<Variable> = Vec::new();
let main_split: Vec<&str> = string.split("\n\nDLG").collect();
let main = main_split[0].to_string();
let mut dialogues_endings_variables: String = main_split[1..].join("\n\nDLG");
let variable_segments = dialogues_endings_variables.clone();
let variable_segments: Vec<&str> = variable_segments.split("\n\nVAR").collect();
if variable_segments.len() > 0 {
dialogues_endings_variables = variable_segments[0].to_string();
let variable_segments = variable_segments[1..].to_owned();
for segment in variable_segments {
let segment = format!("VAR{}", segment);
variables.push(Variable::from(segment));
}
}
let ending_segments = dialogues_endings_variables.clone();
let ending_segments: Vec<&str> = ending_segments.split("\n\nEND").collect();
if ending_segments.len() > 0 {
dialogues_endings_variables = ending_segments[0].to_string();
let ending_segments = ending_segments[1..].to_owned();
for segment in ending_segments {
let segment = format!("END{}", segment);
endings.push(Ending::from(segment));
}
}
let dialogue_segments = format!("\n\nDLG {}", dialogues_endings_variables.trim());
let dialogue_segments: Vec<&str> = dialogue_segments.split("\n\nDLG").collect();
for segment in dialogue_segments[1..].to_owned() {
let segment = format!("DLG{}", segment);
dialogues.push(Dialogue::from(segment));
}
let segments: Vec<&str> = main.split("\n\n").collect();
let name = segments[0].to_string();
let mut version: f64 = 1.0;
let mut room_format: u8 = 1;
let mut palettes: Vec<Palette> = Vec::new();
let mut rooms: Vec<Room> = Vec::new();
let mut tiles: Vec<Tile> = Vec::new();
let mut avatar: Option<Avatar> = None; // unwrap this later
let mut sprites: Vec<Sprite> = Vec::new();
let mut items: Vec<Item> = Vec::new();
for segment in segments[1..].to_owned() {
let segment = segment.to_string();
if segment.starts_with("# BITSY VERSION") {
version = segment.replace("# BITSY VERSION ", "").parse().unwrap();
} else if segment.starts_with("! ROOM_FORMAT") {
room_format = segment.replace("! ROOM_FORMAT ", "").parse().unwrap();
} else if segment.starts_with("PAL") {
palettes.push(Palette::from(segment));
} else if segment.starts_with("ROOM") {
rooms.push(Room::from(segment));
} else if segment.starts_with("TIL") {
tiles.push(Tile::from(segment));
} else if segment.starts_with("SPR A") {
avatar = Some(Avatar::from(segment));
} else if segment.starts_with("SPR") {
sprites.push(Sprite::from(segment));
} else if segment.starts_with("ITM") {
items.push(Item::from(segment));
}
}
assert!(avatar.is_some());
let avatar = avatar.unwrap();
Game {
name,
version,
room_format,
palettes,
rooms,
tiles,
avatar,
sprites,
items,
dialogues,
endings,
variables,
}
}
}
#[test]
fn test_game_from_string() {
let output = Game::from(
include_str!["../test/resources/default.bitsy"].to_string()
);
let expected = example_game_default();
assert_eq!(output, expected);
}
impl ToString for Game {
#[inline]
fn to_string(&self) -> String {
let mut segments: Vec<String> = Vec::new();
// todo refactor
for palette in &self.palettes {
segments.push(palette.to_string());
}
for room in &self.rooms {
segments.push(room.to_string());
}
for tile in &self.tiles {
segments.push(tile.to_string());
}
segments.push(self.avatar.to_string());
for sprite in &self.sprites {
segments.push(sprite.to_string());
}
for item in &self.items {
segments.push(item.to_string());
}
for dialogue in &self.dialogues {
segments.push(dialogue.to_string());
}
for ending in &self.endings {
segments.push(ending.to_string());
}
for variable in &self.variables {
segments.push(variable.to_string());
}
format!(
"{}\n\n# BITSY VERSION {}\n\n! ROOM_FORMAT {}\n\n{}\n\n",
&self.name,
&self.version,
&self.room_format,
segments.join("\n\n"),
)
}
}
#[test]
fn test_game_to_string() {
let output = example_game_default().to_string();
let expected = include_str!["../test/resources/default.bitsy"].to_string();
assert_eq!(output, expected);
}