extends Node

#Dialogue variables
var dialog_tree: Dictionary
var marker: Array[int]
var dialogue_resource: Resource

#Patient attributes
var texture := TextureRect.new()
var image : Texture2D
var original_color: Color
var emotions : Dictionary
var abnormal: bool

#Patient file
var file_text : String
var file_title: String

#Patient symptoms ordered from floor to floor
var symptoms_arrays: Array[Array] = [
["SUICIDAL IDEATIONS", "PERSECUTORY DELUSIONS", "MANIA", "AUDITORY HALLUCINATIONS"], 
["MEGALOMANIAC DELUSIONS", "PANIC ATTACKS"],
["MYSTICAL DELUSIONS", "CENESTHETIC HALLUCINATIONS"],
["HAPTIC HALLUCINATIONS", "SELF-MUTILATION"],
["HETERO-AGRESSIVE BEHAVIOUR", "VISUAL HALLUCINATIONS"]
]
#Lists of possible patients sorted by floor
var patient_list : Array[Array]

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	
	#Setting up dialogue marker
	marker.resize(100)
	marker.fill(0)
	
	#Setting up patient list
	patient_list.resize(len(symptoms_arrays))
	
	original_color = texture.modulate #Saving original modulation color to reset it after modification


func build_dialog_tree(tree_model: Array[int]) -> Dictionary: #Builds the dialog tree for each dialogue
	
	var branch : Dictionary
	var tree : Dictionary
	
	for branch_id in tree_model:
		branch = {branch_id: "not_asked"}
		tree.merge(branch)
	
	return tree


func new_patient():
	
	var file_path: String
	
	#Generating patient_id
	var patient_id = Globals.patient_list.pick_random()
	Globals.patient_id = patient_id
	Globals.patient_list.erase(patient_id)  #Line to be reenabled when there is more than one patient in the list
	Globals.patients_seen.append(patient_id)
	
	#Loading Patient Files
	var config := ConfigFile.new()
	file_path = "res://Dialogues/Patients/patient_" + patient_id + "_file.cfg"
	config.load(file_path)
	
	#Setting up Patient File
	var patient_name = config.get_value("", "name")
	var age = config.get_value("", "age")
	var profession = config.get_value("", "profession")
	var psychiatric_assessment = config.get_value("", "psychiatric_assessment")
	
	file_text = "NAME: " + patient_name + "\nAGE: " + age + "\n\nPROFESSION: " + profession + "\n\nPRE-SCREENING PSYCHIATRIC ASSESSMENT:\n\n" + "[color=orange_red]" + psychiatric_assessment + "[/color]"
	file_title = "[center]PATIENT FILE #" + patient_id
	
	#Loading Patient Initial Face
	var initial_emotion = config.get_value("", "initial_emotion")
	file_path = "res://Art/Patients/patient_" + patient_id + "/patient_" + patient_id + "_" + initial_emotion + ".png"
	image = load(file_path)
	
	#Loading Face Emotions
	var face: Resource
	var emotion_branch: Dictionary
	var emotion_list = ["neutral", "peaceful", "praying", "puzzled", 
	"sadsmiling", "crazysmiling", "smiling", "laughing", "happy", "elated", "maniac", "irritated", "angry", 
	"sad", "depressed", "crying", "surprised", "worried", "scared", "shocked", "panicked", "suspicious", 
	"abnormal", "abnormal1", "abnormal2", "special"]
	
	emotions.clear() #Clearing previous patient emotions
	for emotion in emotion_list:
		file_path = "res://Art/Patients/patient_" + patient_id + "/patient_" + patient_id + "_" + emotion + ".png"
		face = load(file_path)
		if face != null:
			emotion_branch = {emotion: face}
			emotions.merge(emotion_branch)
	
	#Loading Dialogue Resource
	file_path = "res://Dialogues/Patients/patient_" + patient_id + ".dialogue"
	dialogue_resource = load(file_path)
	
	#Randomizing abnormal status if required
	var status = config.get_value("", "status")
	match status:
		"random":
			abnormal = randf() < 0.5 #50/50 abnormal/normal
			print("Abnormal value: " + str(abnormal))
		"normal":
			abnormal = false
		"abnormal":
			abnormal = true


#Sorts the patients to determine who can appear on what floor depending on the symptoms unlocked
func sort_patients():
	
	var config := ConfigFile.new()
	var file_path : String
	var patient_symptoms: Array
	var symptom_matched : bool
	var symptom_list: Array
	
	for i in range(45,52):
		patient_symptoms.clear()
		file_path = "res://Dialogues/Patients/patient_" + str(i) + "_file.cfg"
		config.load(file_path)
		symptom_list = config.get_value("", "psychiatric_assessment").split("\n", false)
		patient_symptoms = symptom_list
		symptom_list = config.get_value("", "abnormal_symptoms").split("\n", false)
		patient_symptoms.append_array(symptom_list)
		print("Patient #" + str(i) + " symptom list: " + str(patient_symptoms))
		#Goes through the symptoms_arrays from the last to the first,
		#If a symptom matches with the patient symptoms,
		#Add that patient to the floors from that floor to the last one
		
		for j in range(len(symptoms_arrays)-1, -1, -1):
			for symptom in patient_symptoms:
				if symptoms_arrays[j].has(symptom):
					symptom_matched = true
					print("Symptom matched: " + str(symptoms_arrays[j]) + " and " + str(symptom))
					break
			if symptom_matched:
				for k in range(j, symptoms_arrays.size()):
					patient_list[k].append(str(i))
				symptom_matched = false
				break
	
	for i in range(len(patient_list)):
		print("Floor " + str(i) + " possible patients: " + str(patient_list[i]))