class_name Quest
extends PanelContainer


@export var goalType := WorldArea.GoalType.KILL
@export var faction := WorldArea.Faction.CREATURE

@export var goalTotal := 1
@export var goalCurrent := 0

var questComplete := false

func _ready() -> void:
    SignalBus.enemy_died.connect(_on_enemy_died)
    _generate_random_quest()
    _set_goal_text()
    _set_goal_val()


func _process(_delta: float) -> void:
    if questComplete:
        _quest_progress_hide()
        _quest_complete_show()


func _set_goal_text() -> void:
    var factionStr = WorldArea.Faction.keys()[self.faction].capitalize()
    match self.goalType:
        WorldArea.GoalType.KILL:
            $QuestProgress/GoalTypeVal.text = "Kill " + factionStr + "s"
            

func _set_goal_val() -> void:
    $QuestProgress/GoalVal.text = str(self.goalTotal)


func _quest_goal_check(enemyKillType: WorldArea.Faction) -> void:
    if enemyKillType == self.faction:
        self.goalCurrent += 1
        $QuestProgress/CompletedVal.text = str(self.goalCurrent)
        if self.goalCurrent == self.goalTotal:
            SignalBus.quest_completed.emit()
            questComplete = true


func _quest_progress_hide() -> void:
    $QuestProgress.modulate.a -= 0.05
        
        
func _quest_complete_show() -> void:
    $QuestComplete.show()
    $QuestComplete.modulate.a += 0.05


func _generate_random_quest() -> void:
    pass
    # TODO: generate random quest
    # self.goalType = GoalTypes.
    # match self.goalType:
    #     GoalTypes.KILLMANY:
    #         self.faction = KillTypes.NATURAL
    

func _on_enemy_died(_enemyDifficulty: NPC.NPCDifficulty, enemyFaction: WorldArea.Faction):
    _quest_goal_check(enemyFaction)