use std::{
	fs::{self, File},
	io::Write,
	path::PathBuf,
};

use serde::{Deserialize, Serialize};

use crate::{marble_engine::board::Board, userdata_dir};

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Blueprint {
	id: String,
	pub name: String,
	pub board: String,
	#[serde(skip, default)]
	tile_board: Option<Board>,
}

impl Blueprint {
	pub fn new(content: &Board, number: usize) -> Self {
		Self {
			id: format!("blueprint_{number}"),
			name: format!("Blueprint {number}"),
			board: content.to_string(),
			tile_board: Some(content.clone()),
		}
	}

	pub fn convert_board(&mut self) -> &Board {
		if self.tile_board.is_none() {
			self.tile_board = Some(Board::parse(&self.board));
		}
		self.tile_board.as_ref().unwrap()
	}

	pub fn get_board(&self) -> Option<&Board> {
		self.tile_board.as_ref()
	}

	fn path(&self) -> PathBuf {
		let dir = userdata_dir().join("blueprints");
		fs::create_dir_all(&dir).unwrap();
		dir.join(format!("{}.json", &self.id))
	}

	pub fn save(&self) {
		let path = self.path();
		let json = serde_json::to_string_pretty(self).unwrap();
		let mut file = File::create(path).unwrap();
		file.write_all(json.as_bytes()).unwrap();
	}

	pub fn remove_file(&self) {
		let path = self.path();
		if let Err(e) = fs::remove_file(path) {
			eprint!("Error removing blueprint file: {e}");
		}
	}
}