80 lines
2.2 KiB
Rust

use crate::storage::disk_storage::ChunkStorageCache;
use crate::storage::world::{BlockID, BlockPos, BlockRange, ChunkData, ChunkPos};
use crate::storage_server::StorageServer;
#[derive(Debug)]
struct MultipleBlocks {
id: BlockID,
range: BlockRange,
}
#[derive(Debug)]
pub struct SimpleServer {
chunk_storage: ChunkStorageCache,
}
impl SimpleServer {
pub fn new() -> Self {
SimpleServer {
chunk_storage: ChunkStorageCache::new(),
}
}
pub fn num_chunks(&self) -> usize {
unimplemented!()
}
fn chunk_at(&mut self, block_pos: &BlockPos) -> Option<ChunkData> {
let chunk_pos = ChunkPos::from(block_pos);
let chunk = self
.chunk_storage
.fetch_chunk_by_pos(&chunk_pos)
.expect("Finding chunk failed");
Some(chunk)
}
fn create_chunk_at(&mut self, chunk_pos: &ChunkPos) {
self.chunk_storage
.fetch_chunk_by_pos(&chunk_pos)
.expect("Creatinc chunk failed");
}
}
impl StorageServer for SimpleServer {
fn change_block(&mut self, target_state: BlockID, world_position: &BlockPos) {
let mut chunk = self.chunk_at(world_position);
// Test if there is a chunk that already exists
if chunk.is_none() {
self.create_chunk_at(&ChunkPos::from(world_position));
chunk = self.chunk_at(world_position);
}
let mut chunk = chunk.expect("Could not find chunk");
// Find the section that the block is located in
let current_section = &mut chunk.sections[world_position.y % 16];
// Find the index that the block is at, and update its state
let chunk_array_index = current_section.index_of_block(&world_position);
current_section.update_block_at_index(&target_state, chunk_array_index);
}
fn change_block_range(&mut self, target_stage: BlockID, start: &BlockPos, end: &BlockPos) {
unimplemented!()
}
fn read_block_at(&mut self, pos: &BlockPos) -> BlockID {
let chunk = self.chunk_at(pos);
if let Some(chunk) = chunk {
let chunk_section = chunk.section_for(pos);
return chunk_section.get_block_at_index(pos).clone();
}
BlockID::Empty
}
}