package game

import t "../tween"
import rl "vendor:raylib"

pickup_sound_data: []u8 : #load("../assets/sounds/pickup_sound.mp3")

player_spritesheet_sprite: []u8 : #load("../assets/player.png")
tomato_spritesheet_sprite: []u8 : #load("../assets/tomato.png")
tomato_item_sprite: []u8 : #load("../assets/tomato_item.png")
sell_button_sprite: []u8 : #load("../assets/sell_button.png")
background_sprite: []u8 : #load("../assets/background.png")
tile_dirt_dry_sprite: []u8 : #load("../assets/tile_dirt_dry.png")
tile_dirt_wet_sprite: []u8 : #load("../assets/tile_dirt_wet.png")
hoe_sprite: []u8 : #load("../assets/hoe.png")
scythe_sprite: []u8 : #load("../assets/scythe.png")

pickup_sound: rl.Sound

sell_button_texture: rl.Texture2D
background_texture: rl.Texture2D
tile_dirt_dry_texture: rl.Texture2D
tile_dirt_wet_texture: rl.Texture2D
tomato_texture: rl.Texture2D
hoe_texture: rl.Texture2D
scythe_texture: rl.Texture2D

player_animation: Animation
tomato_animation: Animation

load_texture_from_memory :: proc(data: []u8) -> (texture: rl.Texture2D) {
	img := rl.LoadImageFromMemory(".png", raw_data(data), auto_cast len(data))
	defer rl.UnloadImage(img)
	texture = rl.LoadTextureFromImage(img)
	return texture
}

load_sound_from_memory :: proc(
	data: []u8,
	sound_extension: cstring = ".mp3",
) -> (
	sound: rl.Sound,
) {
	wav := rl.LoadWaveFromMemory(sound_extension, raw_data(data), auto_cast len(data))
	defer rl.UnloadWave(wav)
	sound = rl.LoadSoundFromWave(wav)
	return
}


load_resources :: proc() {
	tween_ctx_f32 = t.context_init(f32)
	tween_ctx_vec2 = t.context_init([2]f32)

	game_render_buffer = rl.LoadRenderTexture(
		auto_cast GAME_SCREEN_WIDTH,
		auto_cast GAME_SCREEN_HEIGHT,
	)
	rl.SetTextureFilter(game_render_buffer.texture, rl.TextureFilter.POINT) // Texture scale filter to use

	player_animation = Animation {
		texture      = load_texture_from_memory(player_spritesheet_sprite),
		num_frames   = 2,
		frame_length = 0.5,
		loop         = true,
	}
	tomato_animation = Animation {
		texture      = load_texture_from_memory(tomato_spritesheet_sprite),
		num_frames   = 4,
		frame_length = 0.1,
		loop         = false,
		offset       = {TILE_SIZE / 2, TILE_SIZE},
	}

	tomato_texture = load_texture_from_memory(tomato_item_sprite)
	sell_button_texture = load_texture_from_memory(sell_button_sprite)
	background_texture = load_texture_from_memory(background_sprite)
	tile_dirt_dry_texture = load_texture_from_memory(tile_dirt_dry_sprite)
	tile_dirt_wet_texture = load_texture_from_memory(tile_dirt_wet_sprite)
	hoe_texture = load_texture_from_memory(hoe_sprite)
	scythe_texture = load_texture_from_memory(scythe_sprite)

	pickup_sound = load_sound_from_memory(pickup_sound_data)
	rl.SetSoundVolume(pickup_sound, 0.1)

	e := create_entity(
		Entity {
			pos = {GAME_SCREEN_WIDTH / 2, GAME_SCREEN_HEIGHT / 2},
			kind = .Player,
			data = PlayerData{animation = player_animation},
		},
	)
	player_handle = entity_to_handle(e^)
}

free_resources :: proc() {
	t.context_destroy(tween_ctx_f32)
	t.context_destroy(tween_ctx_vec2)

	rl.UnloadSound(pickup_sound)

	rl.UnloadTexture(tomato_texture)
	rl.UnloadTexture(sell_button_texture)
	rl.UnloadTexture(background_texture)
	rl.UnloadTexture(tile_dirt_dry_texture)
	rl.UnloadTexture(tile_dirt_wet_texture)

	rl.UnloadRenderTexture(game_render_buffer) // Unload render texture
}