public void Tick()
{
Vector2Int currentMousePosition = LevelGrid.MouseToGridCoordinates();
GameplayEntity selectedPlayerEntity = m_manager.GetEntityAtPosition(currentMousePosition, m_selectablePlayer);
if (Input.GetMouseButtonDown(0) &&
selectedPlayerEntity != null &&
selectedPlayerEntity != m_activeEntity &&
!selectedPlayerEntity.Visual.AttackTargetSelection.activeSelf)
{
m_activeEntity?.Visual.ShowSelection(false);
m_activeEntity = selectedPlayerEntity;
m_activeEntity.Visual.ShowSelection(true);
if (m_activeEntity.TurnState.CanAttack)
{
m_DropdownOptions.Clear();
for (int i = 0; i < m_activeEntity.Skills.Count; i++)
{
m_DropdownOptions.Add(new Dropdown.OptionData(m_activeEntity.Skills[i].Name));
}
m_skillSelected = 0;
Dropdown dropdown = m_manager.Ui.SkillsDropdown;
dropdown.ClearOptions();
dropdown.AddOptions(m_DropdownOptions);
dropdown.value = m_skillSelected;
dropdown.RefreshShownValue();
CanvasGroup canvasGroup = dropdown.GetComponentInChildren <CanvasGroup>();//<-fix for unity bug
if (canvasGroup != null)
{
canvasGroup.alpha = 1;
}
m_manager.Ui.SkillsDropdownCanvasGroup.alpha = 1;
UpdateSkillTarget();
}
else
{
m_manager.Ui.SkillsDropdownCanvasGroup.alpha = 0;
ToggleTarget(false);
m_targetableEntities.Clear();
}
m_forceRepath = true;
return;
}
if (m_activeEntity != null)
{
if (m_activeEntity.TurnState.CanAttack)
{
if (Input.GetMouseButtonDown(0))
{
GameplayEntity entity = m_manager.GetEntityAtPosition(currentMousePosition, m_targetableEntities);
if (entity != null)
{
//reset
m_manager.Service.HideAllBreadCrumbs();
ToggleTarget(false);
//attack state
m_activeEntity.Visual.ShowSelection(false);
m_activeEntity.Skills[m_skillSelected].Execute(entity);
m_activeEntity.TurnState.CanAttack = false;
ShouldEnd = true;
return;
}
}
}
if (m_activeEntity.TurnState.CanMove)
{
if (m_forceRepath || currentMousePosition != m_previousMouse)
{
m_manager.Pathfinder.Navigate(m_activeEntity.Visual.GridPosition, currentMousePosition, m_pathBuffer);
m_activeEntity.ValidateMovement(m_pathBuffer);
m_manager.Service.HideAllBreadCrumbs();
for (int i = 1; i < m_pathBuffer.Count; i++)
{
Vector2Int coord = m_pathBuffer[i];
m_manager.Service.ShowBreadCrumb(coord.x, coord.y, true, i * .05f);
}
m_previousMouse = currentMousePosition;
m_forceRepath = false;
}
if (Input.GetMouseButtonDown(0) && m_pathBuffer.Count >= 2)
{
//move
ToggleTarget(false);
m_activeEntity.Visual.ShowSelection(false);
m_manager.StateManager.RegisterState <EntityMoveState>().Move(m_activeEntity, m_pathBuffer);
m_activeEntity.TurnState.CanMove = false;
ShouldEnd = true;
return;
}
}
}
}
public void Begin()
{
if (m_manager.PlayerEntities.Count == 0)
{
//no target left skip turn
SkipTurn();
return;
}
for (int i = 0; i < m_manager.EnemiesEntities.Count; i++)
{
GameplayEntity entity = m_manager.EnemiesEntities[i];
if (entity.Status.Health > 0)
{
//get closest enemy
if (entity.TurnState.CanAttack)
{
int randomness = Random.Range(0, entity.Skills.Count);
m_alternateAttacks.Clear();
for (int j = 0; j < entity.Skills.Count; j++)
{
ISkill skill = entity.Skills[(j + randomness) % entity.Skills.Count];
skill.GetValidTargets(m_targetableEntities);
//filter targets
for (int k = 0; k < m_targetableEntities.Count; k++)
{
GameplayEntity targetEntity = m_targetableEntities[k];
if (skill.Type == ESkillType.Offensive &&
targetEntity.Visual.Type == EntityType.Enemy)
{
m_targetableEntities.RemoveAt(k);
k--;
}
else if (targetEntity.Visual.Type == EntityType.Obstacle)
{
m_alternateAttacks.Add(new KeyValuePair <ISkill, GameplayEntity>(skill, targetEntity));
m_targetableEntities.RemoveAt(k);
k--;
}
}
if (m_targetableEntities.Count > 0)
{
GameplayEntity bestTarget = m_targetableEntities[0];
for (int k = 1; k < m_targetableEntities.Count; k++)
{
GameplayEntity target = m_targetableEntities[k];
if (target.Status.Health < bestTarget.Status.Health)
{
bestTarget = target;
}
}
//do attack here
skill.Execute(bestTarget);
entity.TurnState.CanAttack = false;
return;
}
}
if (!entity.TurnState.CanMove)
{
bool noPathToPlayer = true;
for (int j = 0; j < m_manager.PlayerEntities.Count; j++)
{
if (m_manager.Pathfinder.Navigate(entity.Visual.GridPosition, m_manager.PlayerEntities[j].Visual.GridPosition, m_pathBuffer))
{
noPathToPlayer = false;
break;
}
}
if (noPathToPlayer)
{
//no enemies in target, attack whatever
if (m_alternateAttacks.Count > 0)
{
KeyValuePair <ISkill, GameplayEntity> alternate = m_alternateAttacks[Random.Range(0, m_alternateAttacks.Count)];
alternate.Key.Execute(alternate.Value);
entity.TurnState.CanAttack = false;
return;
}
}
}
}
if (entity.TurnState.CanMove)
{
GameplayEntity bestTarget = m_manager.PlayerEntities[0];
m_manager.Pathfinder.Navigate(entity.Visual.GridPosition, bestTarget.Visual.GridPosition, m_bestPathBuffer);
for (int j = 1; j < m_manager.PlayerEntities.Count; j++)
{
GameplayEntity target = m_manager.PlayerEntities[j];
m_manager.Pathfinder.Navigate(entity.Visual.GridPosition, target.Visual.GridPosition, m_pathBuffer);
if (m_pathBuffer.Count < m_bestPathBuffer.Count)
{
m_bestPathBuffer.Clear();
m_bestPathBuffer.AddRange(m_pathBuffer);
}
}
entity.TurnState.CanMove = false;
if (m_bestPathBuffer.Count >= 2)
{
entity.ValidateMovement(m_bestPathBuffer);
m_manager.StateManager.RegisterState <EntityMoveState>().Move(entity, m_bestPathBuffer);
return;
}
}
}
}
SkipTurn();
}