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use std::fs::File;
use std::io::prelude::*;
use anyhow::Result;
use serde::{Deserialize, Serialize};
use serde_json;
use serde_repr::{Deserialize_repr, Serialize_repr};
pub fn read_state_from_json_file(filename: &str) -> Result<State> {
let mut file = File::open(filename)?;
let mut content = String::new();
file.read_to_string(&mut content)?;
let state: State = serde_json::from_str(content.as_ref())?;
Ok(state)
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct State {
pub current_round: u32,
pub max_rounds: u32,
pub player: Player,
pub opponent: Opponent,
pub world_map: Vec<Vec<WorldMapCell>>,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct Player {
id: u32,
position: Position,
speed: u32,
state: PlayerState,
powerups: Vec<Powerup>,
boosting: bool,
boost_counter: u32,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct Opponent {
id: u32,
position: Position,
speed: u32,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct WorldMapCell {
position: Position,
surface_object: SurfaceObject,
occupied_by_player_id: u32,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct Position {
x: u32,
y: u32,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "SCREAMING_SNAKE_CASE")]
pub enum PlayerState {
Ready,
Nothing,
TurningLeft,
TurningRight,
Accelerating,
Decelarating,
PickedUpPowerup,
UsedBoost,
UsedOil,
HitMud,
Finishing,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "SCREAMING_SNAKE_CASE")]
pub enum Powerup {
Boost,
Oil,
}
#[derive(Serialize_repr, Deserialize_repr, Clone, Debug, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
#[repr(u8)]
pub enum SurfaceObject {
Empty = 0,
Mud = 1,
OilSpill = 2,
OilItem = 3,
FinishLine = 4,
Boost = 5,
}
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