Godot Genre Moba

# ability_ui_binder.gd
extends Control
class_name AbilityUIBinder

# Decoupled UI Cooldown Tracking
# Binds UI elements to hero signals to keep visual logic separate from combat.

func _ready() -> void:
    # Pattern: Find local player hero in a predictable group.
    var hero: Node = get_tree().get_first_node_in_group(&"local_player")
    if hero and hero.has_signal(&"ability_cast"):
        # Bind identity metadata to the callback for modularity.
        hero.ability_cast.connect(_on_ability_cast.bind(0)) # Bind index 0 for Q

func _on_ability_cast(cooldown_remaining: float, ability_index: int) -> void:
    # Logic to update cooldown radial progress bars.
    print("Ability ", ability_index, " cooldown started: ", cooldown_remaining)

# async_arena_baker.gd
extends Node
class_name AsyncArenaBaker

# Asynchronous Navigation Mesh Baking
# Prevents main thread freezes when updating terrain collision in MOBAs.

@export var navigation_region: NavigationRegion2D

func update_nav_mesh() -> void:
    if not navigation_region: return
    
    # Pattern: Bake on background thread. 
    # Godot 4 handles the threading internally when 'on_thread' is true.
    navigation_region.bake_navigation_mesh(true)
    
    # Wait for completion without locking the game loop.
    await navigation_region.bake_finished
    print("Arena navigation updated asynchronously.")

# decoupled_ability_damage.gd
extends Area2D
class_name DecoupledAbilityDamage

# Safe Duck-Typing for Ability Damage
# Interacts with target heroes/entities without hard class coupling.

@export var damage_amount: int = 50

func _on_body_entered(body: Node) -> void:
    # Pattern: Check if method exists before calling.
    # Allows projectiles to hit minions, heroes, and buildings interchangeably.
    if body.has_method(&"take_damage"):
        body.take_damage(damage_amount)
        _on_hit_confirmed()

func _on_hit_confirmed() -> void:
    # Handle projectile destruction or effects.
    queue_free()

# fog_grid_mask.gd
extends Node2D
class_name FogGridMask

# TileMapLayer Fog of War Masking
# Efficiently clears grid cells based on unit vision radius.

@export var fog_layer: TileMapLayer

func reveal_circle(world_pos: Vector2, cell_radius: int) -> void:
    if not fog_layer: return
    
    # Convert world to local grid coordinates.
    var center_cell: Vector2i = fog_layer.local_to_map(fog_layer.to_local(world_pos))
    
    # Iterate through a square bounding box and clear within the radius.
    for x in range(-cell_radius, cell_radius + 1):
        for y in range(-cell_radius, cell_radius + 1):
            if Vector2(x, y).length() <= cell_radius:
                # -1 source_id clears the cell in Godot 4 TileMapLayer.
                fog_layer.set_cell(center_cell + Vector2i(x, y), -1)

# fog_visibility_check.gd
extends Node2D
class_name FogVisibilityCheck

# Fast Physics-Server Raycasting for Fog of War
# Nodeless raycasting for instant, high-performance line-of-sight checks.

func can_see_target(target: Node2D) -> bool:
    if not is_instance_valid(target): return false
    
    var space_state := get_world_2d().direct_space_state
    
    # Create query from observer to target.
    var query := PhysicsRayQueryParameters2D.create(global_position, target.global_position)
    
    # EXTREMELY IMPORTANT: Exclude self and allies to prevent self-blocking vision.
    if get_parent() is CollisionObject2D:
        query.exclude = [get_parent().get_rid()]
    
    var result := space_state.intersect_ray(query)
    
    # Visible if the ray hit nothing (clear path) or hit the target directly.
    return result.is_empty() or result.collider == target

# hero_state_machine.gd
extends Node
class_name HeroStateMachine

# State Machine Pattern Matching with StringNames
# Optimized state switching for deterministic logic in competitive MOBA heroes.

@export var current_state: StringName = &"idle"

func _physics_process(_delta: float) -> void:
    # Fast pointer comparisons using StringNames.
    match current_state:
        &"idle", &"moving":
            _handle_locomotion()
        &"stunned":
            _handle_stun_lock()
        &"casting":
            _handle_ability_channeling()
        _:
            push_error("Hero transitioned to invalid state: ", current_state)

func _handle_locomotion() -> void: pass
func _handle_stun_lock() -> void: pass
func _handle_ability_channeling() -> void: pass

# minion_flow_calculator.gd
extends Node
class_name MinionFlowCalculator

# Offloading Heavy Parallel Computations
# Uses WorkerThreadPool to process minion intelligence/paths without lag spikes.

func process_minion_batch(minions: Array[Node]) -> void:
    if minions.is_empty(): return
    
    # Pattern: Distribute logic across all available CPU cores.
    var task_id := WorkerThreadPool.add_group_task(_compute_minion_logic.bind(minions), minions.size())
    
    # Wait for the batch to finish before moving to the next frame step.
    WorkerThreadPool.wait_for_group_task_completion(task_id)

func _compute_minion_logic(index: int, minion_list: Array[Node]) -> void:
    var minion = minion_list[index]
    # Perform expensive path or visibility calculations here.
    # Note: Must only access thread-safe data within this function.
    pass

extends Node

## Expert MOBA Pathfinding (Godot 4.6).
## Multi-threaded deterministic minion navigation.

var minion_list: Array[Node3D] = []
var target_pos: Vector3

func _process(_delta: float) -> void:
	if minion_list.is_empty(): return
	
	# Distribute pathfinding across CPU cores
	var task = WorkerThreadPool.add_group_task(_calc_minion_path, minion_list.size())
	WorkerThreadPool.wait_for_group_task_completion(task)

func _calc_minion_path(idx: int) -> void:
	var m = minion_list[idx]
	var map = m.get_world_3d().get_navigation_map()
	var path = NavigationServer3D.map_get_path(map, m.global_position, target_pos, true)
	
	if path.size() > 1:
		m.velocity = m.global_position.direction_to(path[1]) * 5.0

## [SKILL NOTICE]: Disable 'avoidance_enabled' (RVO) for minions 
## to prevent jitter. Use 'WorkerThreadPool' for massive waves.

# server_minion_sync.gd
extends Node
class_name ServerMinionSync

# Centralized Server-Authoritative Minion Sync
# Batches hundreds of minion positions into a single byte array for low-overhead sync.

func _physics_process(_delta: float) -> void:
    # Only the server should broadcast state.
    if multiplayer.is_server():
        var minion_data := PackedFloat32Array()
        var minions := get_tree().get_nodes_in_group(&"minions")
        
        for minion in minions:
            # Sync core transform data to minimal primitives.
            minion_data.push_back(minion.global_position.x)
            minion_data.push_back(minion.global_position.y)
        
        # Bypasses high-overhead RPCs, sending raw bytes unreliably for maximum speed.
        multiplayer.send_bytes(minion_data.to_byte_array(), 0, MultiplayerPeer.TRANSFER_MODE_UNRELIABLE)

# godot-master/scripts/moba_skill_shot_indicator.gd
extends Node2D

## Skill-Shot Indicator Expert Pattern
## Procedural ground telegraphing for ability paths.

@export var indicator_color: Color = Color(1, 0, 0, 0.4)
var _path_width: float = 50.0
var _path_length: float = 400.0
var _is_active: bool = false

func _draw() -> void:
    if not _is_active: return
    
    # 1. Visual Telegraphing
    # Draw a rectangle representing the skill-shot collision box.
    var rect = Rect2(0, -_path_width/2, _path_length, _path_width)
    draw_rect(rect, indicator_color, true)
    draw_rect(rect, Color.WHITE, false, 2.0) # Outline

func show_indicator(width: float, length: float) -> void:
    _path_width = width
    _path_length = length
    _is_active = true
    queue_redraw()

func hide_indicator() -> void:
    _is_active = false
    queue_redraw()

func _physics_process(_delta: float) -> void:
    if _is_active:
        # 2. Input Alignment
        # The indicator should always point toward the mouse cursor.
        look_at(get_global_mouse_position())

## EXPERT NOTE:
## For performance, use a single MeshInstance2D or a Shader-based Plane 
## instead of _draw() if many indicators are active simultaneously.

# status_effect_data.gd
extends Resource
class_name StatusEffectData

# Resource-Based Status Effect Data
# Lightweight persistent container for MOBA buffs/debuffs.

@export var effect_id: StringName = &"stun"
@export var duration: float = 1.0
@export var speed_multiplier: float = 1.0
@export var damage_over_time: int = 0
@export var is_cleansable: bool = true
@export var icon: Texture2D

# status_effect_manager.gd
extends Node
class_name StatusEffectManager

# Applying Status Effects Safely
# Manages active buffs without modifying original globally shared resources.

var active_effects: Array[StatusEffectData] = []

func apply_effect(base_effect: StatusEffectData) -> void:
    if not base_effect: return
    
    # Pattern: Use duplicate() to ensure unique state for this instance.
    # Modifying duration/stacks on one unit won't affect others.
    var unique_instance := base_effect.duplicate() as StatusEffectData
    active_effects.append(unique_instance)
    _on_effect_added(unique_instance)

func _on_effect_added(_effect: StatusEffectData) -> void:
    # Trigger logic like slowing speed or initiating stuns.
    pass

extends CharacterBody3D

## Expert MOBA Cooldown Sync (Godot 4.6).
## Server Authority + Client Prediction.

@export var current_cooldown: float = 0.0 # Synced via MultiplayerSynchronizer
@export var max_cooldown: float = 5.0

func _process(delta: float) -> void:
	if current_cooldown > 0.0:
		current_cooldown = maxf(0.0, current_cooldown - delta)

func cast_ability() -> void:
	if current_cooldown == 0.0:
		# Client Prediction: Instant visual feedback
		current_cooldown = max_cooldown
		# Request authoritative cast
		_server_cast.rpc_id(1)

@rpc("any_peer", "call_remote", "reliable")
func _server_cast() -> void:
	if not multiplayer.is_server(): return
	if current_cooldown <= 0.0:
		current_cooldown = max_cooldown
		# Spawn ability projectile/effect here
		
## [SKILL NOTICE]: Always use 'MultiplayerSynchronizer' to 
## replicate 'current_cooldown' property from server to peers.

# godot-master/scripts/moba_tower_priority_aggro.gd
extends Node2D

## Tower Priority Aggro Expert Pattern
## Implementation of a "Priority Stack" for target selection.

@onready var detector = $AggroArea
var current_target: Node2D = null

func _physics_process(_delta: float) -> void:
    var potential_targets = detector.get_overlapping_bodies()
    var best_target = _evaluate_targets(potential_targets)
    
    if best_target != current_target:
        current_target = best_target
        _on_target_switched()

func _evaluate_targets(targets: Array) -> Node2D:
    # 1. Priority Stack Logic
    # 1st: Enemy heroes hitting an allied hero under tower.
    # 2nd: Enemy minions/units closest to the tower.
    # 3rd: Enemy heroes.
    
    var heroes_hitting_allies = []
    var minions = []
    var other_heroes = []
    
    for t in targets:
        if t.is_in_group("hero"):
            if t.get("is_attacking_ally"): heroes_hitting_allies.append(t)
            else: other_heroes.append(t)
        elif t.is_in_group("minion"):
            minions.append(t)
            
    if not heroes_hitting_allies.is_empty(): return _get_closest(heroes_hitting_allies)
    if not minions.is_empty(): return _get_closest(minions)
    return _get_closest(other_heroes)

func _get_closest(targets: Array) -> Node2D:
    var closest = null
    var min_dist = INF
    for t in targets:
        var d = global_position.distance_to(t.global_position)
        if d < min_dist:
            min_dist = d
            closest = t
    return closest

func _on_target_switched() -> void:
    if current_target:
        print("Tower Aggro: ", current_target.name)
        # Visual targeting line/laser update here

## EXPERT NOTE:
## Use Server-Side validation for 'is_attacking_ally'. 
## Damage calculation and target switching must be deterministic.

extends Area3D

## Expert MOBA Targeting (Godot 4.6).
## Group-weighted priority selection.

func get_best_target() -> Node3D:
	var targets = get_overlapping_bodies()
	if targets.is_empty(): return null
	
	targets.sort_custom(func(a, b):
		var r_a = _get_rank(a)
		var r_b = _get_rank(b)
		if r_a != r_b: return r_a < r_b
		# Tie-breaker: Closest squared distance
		return global_position.distance_squared_to(a.global_position) < \
			   global_position.distance_squared_to(b.global_position)
	)
	return targets[0]

func _get_rank(body: Node) -> int:
	if body.is_in_group("hero"): return 1
	if body.is_in_group("minion"): return 2
	if body.is_in_group("tower"): return 3
	return 99

## [SKILL NOTICE]: Use 'distance_squared_to' for sorting. 
## It avoids expensive square root math, crucial for MOBA loops.