use rust_rl::*;
use specs::prelude::*;
use specs::saveload::{ SimpleMarker, SimpleMarkerAllocator };
use bracket_lib::prelude::*;

const DISPLAYWIDTH: i32 = 100;
const DISPLAYHEIGHT: i32 = 56;

fn main() -> BError {
    // Embedded resources for use in wasm build
    {
        const WORLD_16_16_BYTES: &[u8] = include_bytes!("../resources/world16x16.png");
        const CURSES_16_16_BYTES: &[u8] = include_bytes!("../resources/curses16x16.png");
        const CURSES_8_16_BYTES: &[u8] = include_bytes!("../resources/curses8x16.png");
        const SINGLE_1_1_BYTES: &[u8] = include_bytes!("../resources/healthbar22x2.png");
        let mut lock = bracket_lib::terminal::EMBED.lock();
        lock.add_resource("resources/world16x16.png".to_string(), WORLD_16_16_BYTES);
        lock.add_resource("resources/curses16x16.png".to_string(), CURSES_16_16_BYTES);
        lock.add_resource("resources/curses8x16.png".to_string(), CURSES_8_16_BYTES);
        lock.add_resource("resources/healthbar22x2.png".to_string(), SINGLE_1_1_BYTES);
    }

    let world_sheet = SpriteSheet {
        filename: "resources/world16x16.png".to_string(),
        sprites: register_spritesheet(16, 16, 19, 16),
        backing: None,
    };

    let mut context = BTermBuilder::new()
        .with_title("rust-rl")
        .with_dimensions(DISPLAYWIDTH, DISPLAYHEIGHT)
        .with_font("curses16x16.png", 16, 16)
        .with_font("curses8x16.png", 8, 16)
        .with_font("healthbar22x2.png", 1, 1)
        .with_tile_dimensions(16, 16)
        .with_gutter(2)
        .with_sprite_console(DISPLAYWIDTH * 16, DISPLAYHEIGHT * 16, 0)
        .with_sprite_sheet(world_sheet)
        .with_simple_console_no_bg(DISPLAYWIDTH, DISPLAYHEIGHT, "curses16x16.png")
        .with_simple_console_no_bg(DISPLAYWIDTH, DISPLAYHEIGHT, "curses16x16.png")
        .with_sparse_console(DISPLAYWIDTH * 2, DISPLAYHEIGHT, "curses8x16.png")
        .with_sparse_console(DISPLAYWIDTH * 16, DISPLAYHEIGHT * 16, "healthbar22x2.png")
        .build()?;
    if config::CONFIG.visuals.with_scanlines {
        context.with_post_scanlines(config::CONFIG.visuals.with_screen_burn);
    }

    context.set_active_console(0);
    for i in 0..16 {
        for j in 0..19 {
            context.add_sprite(
                Rect::with_size(i * 16, j * 16, 16, 16),
                0,
                RGBA::named(WHITE),
                i + j * 16
            );
        }
    }
    context.set_active_console(1);

    let mut gs = State {
        ecs: World::new(),
        mapgen_next_state: Some(RunState::MainMenu {
            menu_selection: gui::MainMenuSelection::NewGame,
        }),
        mapgen_index: 0,
        mapgen_history: Vec::new(),
        mapgen_timer: 0.0,
    };

    gs.ecs.register::<Position>();
    gs.ecs.register::<OtherLevelPosition>();
    gs.ecs.register::<Renderable>();
    gs.ecs.register::<Burden>();
    gs.ecs.register::<Prop>();
    gs.ecs.register::<Player>();
    gs.ecs.register::<HasAncestry>();
    gs.ecs.register::<HasClass>();
    gs.ecs.register::<Chasing>();
    gs.ecs.register::<Faction>();
    gs.ecs.register::<Clock>();
    gs.ecs.register::<Quips>();
    gs.ecs.register::<Mind>();
    gs.ecs.register::<Viewshed>();
    gs.ecs.register::<Telepath>();
    gs.ecs.register::<Name>();
    gs.ecs.register::<ObfuscatedName>();
    gs.ecs.register::<BlocksTile>();
    gs.ecs.register::<BlocksVisibility>();
    gs.ecs.register::<Door>();
    gs.ecs.register::<Pools>();
    gs.ecs.register::<Attributes>();
    gs.ecs.register::<Skills>();
    gs.ecs.register::<HungerClock>();
    gs.ecs.register::<WantsToMelee>();
    gs.ecs.register::<Item>();
    gs.ecs.register::<Beatitude>();
    gs.ecs.register::<IdentifiedItem>();
    gs.ecs.register::<IdentifiedBeatitude>();
    gs.ecs.register::<MagicItem>();
    gs.ecs.register::<GrantsXP>();
    gs.ecs.register::<LootTable>();
    gs.ecs.register::<Energy>();
    gs.ecs.register::<TakingTurn>();
    gs.ecs.register::<Equippable>();
    gs.ecs.register::<EquipmentChanged>();
    gs.ecs.register::<Equipped>();
    gs.ecs.register::<MeleeWeapon>();
    gs.ecs.register::<NaturalAttacks>();
    gs.ecs.register::<ArmourClassBonus>();
    gs.ecs.register::<ToHitBonus>();
    gs.ecs.register::<MoveMode>();
    gs.ecs.register::<ProvidesHealing>();
    gs.ecs.register::<InflictsDamage>();
    gs.ecs.register::<Ranged>();
    gs.ecs.register::<AOE>();
    gs.ecs.register::<Digger>();
    gs.ecs.register::<Confusion>();
    gs.ecs.register::<Blind>();
    gs.ecs.register::<MagicMapper>();
    gs.ecs.register::<InBackpack>();
    gs.ecs.register::<WantsToApproach>();
    gs.ecs.register::<WantsToFlee>();
    gs.ecs.register::<WantsToPickupItem>();
    gs.ecs.register::<WantsToDropItem>();
    gs.ecs.register::<WantsToRemoveItem>();
    gs.ecs.register::<WantsToUseItem>();
    gs.ecs.register::<Consumable>();
    gs.ecs.register::<SingleActivation>();
    gs.ecs.register::<Charges>();
    gs.ecs.register::<ProvidesNutrition>();
    gs.ecs.register::<Destructible>();
    gs.ecs.register::<Hidden>();
    gs.ecs.register::<EntryTrigger>();
    gs.ecs.register::<EntityMoved>();
    gs.ecs.register::<MultiAttack>();
    gs.ecs.register::<ProvidesRemoveCurse>();
    gs.ecs.register::<ProvidesIdentify>();
    gs.ecs.register::<KnownSpells>();
    gs.ecs.register::<GrantsSpell>();
    gs.ecs.register::<Bleeds>();
    gs.ecs.register::<ParticleLifetime>();
    gs.ecs.register::<SpawnParticleSimple>();
    gs.ecs.register::<SpawnParticleBurst>();
    gs.ecs.register::<SpawnParticleLine>();
    gs.ecs.register::<HasDamageModifiers>();
    gs.ecs.register::<Intrinsics>();
    gs.ecs.register::<SimpleMarker<SerializeMe>>();
    gs.ecs.register::<SerializationHelper>();
    gs.ecs.register::<DMSerializationHelper>();
    gs.ecs.insert(SimpleMarkerAllocator::<SerializeMe>::new());

    raws::load_raws();

    // Insert calls
    gs.ecs.insert(RandomNumberGenerator::new());
    gs.ecs.insert(map::MasterDungeonMap::new()); // Master map list
    gs.ecs.insert(Map::new(true, 1, 64, 64, 0, "New Map", "N", 0)); // Map
    gs.ecs.insert(Point::new(0, 0)); // Player pos
    gs.ecs.insert(gui::Ancestry::Human); // ancestry
    let player_entity = spawner::player(&mut gs.ecs, 0, 0);
    gs.ecs.insert(player_entity); // Player entity
    gs.ecs.insert(RunState::MapGeneration {}); // RunState
    gs.ecs.insert(particle_system::ParticleBuilder::new());
    gs.ecs.insert(rex_assets::RexAssets::new());

    gamelog::setup_log();
    gamelog::record_event(data::events::EVENT::Level(1));
    gs.generate_world_map(1, TileType::Floor);

    main_loop(context, gs)
}

fn register_spritesheet(width: i32, height: i32, rows: i32, columns: i32) -> Vec<Sprite> {
    let mut sprites: Vec<Sprite> = Vec::new();
    for y in 0..rows {
        for x in 0..columns {
            sprites.push(
                Sprite::new(Rect::with_size(x * width + 1, y * height + 1, width, height))
            );
        }
    }
    sprites
}