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use bevy::prelude::*;
use bevy_ecs_tilemap::prelude::*;
use crate::assets::{AssetHandles, LdtkProject, LevelIndex, TilesetIndex};
use crate::states::Player;
use crate::system::camera::ChaseCam;
use crate::world::towns::{CurrentResidence, TownPaths};
use crate::world::utils::{grid_to_px, px_to_grid, ActiveLevel, WorldLinked, TILE_SCALE_F32};
use crate::world::world_query::MapQuery;
pub fn spawn_world_data(
mut commands: Commands,
mut active_level: Option<ResMut<ActiveLevel>>,
assets: Res<AssetHandles>,
projects: Res<Assets<LdtkProject>>,
level_index: Res<LevelIndex>,
mut last_spawned_level: Local<String>,
) {
let mut active_level = match active_level {
Some(l) => l,
None => return,
};
let mut tileset = match tileset_index.get(&String::from("Overworld")) {
Some(l) => l,
None => return,
};
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if *last_spawned_level == active_level.map && !active_level.dirty {
return;
} else {
*last_spawned_level = active_level.map.clone();
}
if active_level.is_changed() || active_level.is_added() {
let level = match level_index.get(&active_level.map) {
Some(l) => l,
_ => return,
};
let map_tile_width = px_to_grid(level.px_wid);
let map_tile_height = px_to_grid(level.px_hei);
let tilemap_size = TilemapSize {
x: map_tile_width.as_(),
y: map_tile_height.as_(),
};
let tilemap_tile_size = TilemapTileSize {
x: TILE_SCALE_F32,
y: TILE_SCALE_F32,
};
MapQuery::for_each_layer_of(level, |layer| {
if !layer.has_tiles() {
return;
}
let map_entity = commands.spawn_empty().id();
let mut storage = TileStorage::empty(tilemap_size);
layer.for_each_tile(|x, y, tile| {
let mut tile_pos = TilePos {
x: px_to_grid(x).as_(),
y: px_to_grid(y).as_(),
};
tile_pos.y = map_tile_height as u32 - tile_pos.y - 1;
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let tile_entity = if let Some(tile_entity) = tileset.0.get(&tile.tile.t) {
match tile_entity.get("animations") {
Some(Value::Array(frames)) => commands
.spawn((
TileBundle {
position: tile_pos,
tilemap_id: TilemapId(map_entity),
texture_index: TileTextureIndex(tile.tile.t as u32),
..Default::default()
},
SimpleAnimationBundle::new(
frames
.iter()
.map(|val| val.as_u64().unwrap() as usize)
.collect(),
0.5,
),
))
.id(),
_ => commands
.spawn(TileBundle {
position: tile_pos,
tilemap_id: TilemapId(map_entity),
texture_index: TileTextureIndex(tile.tile.t as u32),
..Default::default()
})
.id(),
}
} else {
commands
.spawn(TileBundle {
position: tile_pos,
tilemap_id: TilemapId(map_entity),
texture_index: TileTextureIndex(tile.tile.t as u32),
..Default::default()
})
.id()
};
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storage.set(&tile_pos, tile_entity);
});
let grid_size = tilemap_tile_size.into();
let map_type = TilemapType::Square;
log::info!("Spawning tilemap");
let bg = level
.level_bg_color
.clone()
.unwrap_or_else(|| level.bg_color.clone());
match bg.len() {
6 => commands.insert_resource(ClearColor(
Color::hex(bg.clone()).expect("Failed to set background color"),
)),
7 => commands.insert_resource(ClearColor(
Color::hex(&bg[1..]).expect("Failed to set background color"),
)),
_ => {
log::warn!("Strange colour {}", &bg)
}
}
commands.entity(map_entity).insert((
TilemapBundle {
grid_size,
map_type,
size: tilemap_size,
storage,
texture: TilemapTexture::Single(assets.image("overworld")),
tile_size: tilemap_tile_size,
transform: Transform::from_xyz(0.0, 0.0, 5.0 + layer.get_z_delta()), // get_tilemap_center_transform(&tilemap_size, &grid_size, 5.0),
..Default::default()
},
WorldLinked,
));
});
let trade_routes = TownPaths::from(MapQuery::get_entities_of(level));
let random_start = trade_routes.routes.get(&String::from("The Royal Lampoon"));
if let Some(start) = random_start {
if let Some(route) = start.routes.values().next() {
let point = route.nodes[0];
commands.spawn((
SpriteSheetBundle {
transform: Transform::from_xyz(
grid_to_px(point.tile_x),
level.px_hei as f32 - grid_to_px(point.tile_y),
400.0,
),
sprite: TextureAtlasSprite {
index: 0,
..Default::default()
},
..Default::default()
},
start
.create_route_bundle_for(
start
.routes
.keys()
.nth(fastrand::usize(0..start.routes.len()))
.cloned()
.unwrap(),
level,
)
.unwrap(),
Player,
ChaseCam,
));
}
}
let world_zones = WorldZones::from_entities(level.px_hei, MapQuery::get_entities_of(level));
commands.insert_resource(trade_routes);