class_name NpcProfile
extends Resource

const Rules := preload("res://src/core/rules.gd")
## Authorable behavior profile for one kind of NPC (PLAN.md: NPC Behavior Types).

@export var id: String = ""
@export var display_name: String = ""
@export var npc_type: int = Rules.NpcType.TOURIST

## How difficult temperament is (0 = very calm, 1 = very hot-headed).
## Affects how likely the NPC is to argue, point, or threaten at each level.
@export_range(0.0, 1.0) var temperament: float = 0.25

## Probability the NPC obeys a level-1 polite direction.
@export_range(0.0, 1.0) var base_compliance: float = 0.8

## Probability that an NPC directed away will circle back later in the shift
## (returning-trespasser behavior). 0 = never returns. Trespassers and people
## in crisis are more likely to return than tourists.
@export_range(0.0, 1.0) var return_probability: float = 0.0

## Probability weighting of the NP C's reaction per player escalation level.
## keys: escalation level int -> { ReactionEnum: weight }
## Missing entries fall back to the profile's `default_reactions`.
@export var reactions_by_level: Dictionary = {}

@export var default_reactions: Dictionary = {
	Rules.Level.SIMPLE_DETERRENCE: {
		Rules.Reaction.COMPLY: 80,
		Rules.Reaction.IGNORE: 12,
		Rules.Reaction.ARGUE: 8,
	},
	Rules.Level.FORMAL_WARNING: {
		Rules.Reaction.COMPLY: 70,
		Rules.Reaction.LEAVE: 10,
		Rules.Reaction.ARGUE: 12,
		Rules.Reaction.RECORD: 8,
	},
	Rules.Level.BLOCKING: {
		Rules.Reaction.COMPLY: 55,
		Rules.Reaction.LEAVE: 15,
		Rules.Reaction.ARGUE: 20,
		Rules.Reaction.RECORD: 10,
	},
	Rules.Level.RADIO_ASSIST: {
		Rules.Reaction.LEAVE: 65,
		Rules.Reaction.ARGUE: 15,
		Rules.Reaction.FORCE_ENTRY: 20,
	},
	Rules.Level.EMERGENCY: {
		Rules.Reaction.FORCE_ENTRY: 30,
		Rules.Reaction.THREATEN: 40,
		Rules.Reaction.LEAVE: 30,
	},
}

## Delay the NPC waits before reacting to the player (frames/seconds scaled).
@export_range(0.1, 5.0) var reaction_delay: float = 0.6

## Dialogue lines this NPC uses. Falls back to generic lines when empty.
@export var dialogue_lines: Array[String] = []

## Context-specific dialogue: keys such as "reason", "refusal", "deescalation",
## "recognition" and "group". Missing contexts fall back to `dialogue_lines`.
@export var context_lines: Dictionary = {}

## Items the NPC is carrying, used by the handheld wand (The Joke Shop).
## Values are item names: "keys", "belt", "phone", "weapon", "knife", etc.
@export var carried_items: Array[String] = []

func line_for(context: String, rng: RandomNumberGenerator = null) -> String:
	var pool: Array = []
	if context_lines.has(context):
		pool = context_lines[context]
	elif context == "reason":
		pool = dialogue_lines
	if pool.is_empty():
		return ""
	var index := 0
	if rng != null:
		index = rng.randi_range(0, pool.size() - 1)
	return str(pool[index])

func pickup_reactions_per_level(level: int) -> Dictionary:
	if reactions_by_level.has(level):
		return reactions_by_level[level]
	return default_reactions.get(level, {})