#!/usr/bin/env python3
from __future__ import annotations

from psychopy import constants, core, event, gui, visual
from collections import namedtuple
import frensch_procedures


DisplayVariable = namedtuple("DisplayVariable", ["name", "values"])
DisplayProcedure = namedtuple("DisplayProcedure", ["procedure", "solution"])


def experiment_shutdown():
    WIN.close()
    core.quit()


WIN = visual.Window((2560, 1440), fullscr=True, units="pix")
MONITOR_FPS = 60

# Cancel experiment anytime with Esc
event.globalKeys.add(key="escape", func=experiment_shutdown, name="shutdown")


def generate_variable_display(varx: list[DisplayVariable], x_positions: list[int]):
    assert len(varx) == len(x_positions)

    stims = []

    def gen_value_stims(values, x, y, offset):
        for value in values:
            y -= offset
            value_stim = visual.TextBox2(
                WIN,
                pos=(x, y),
                text=value,
                # size=200,
                letterHeight=100,
                alignment="center",
            )
            stims.append(value_stim)

    y = 400
    offset = 100

    for var, x_pos in zip(varx, x_positions):
        stim_var = visual.TextBox2(
            WIN,
            pos=[x_pos, y],
            text=var.name,
            # size=[1000, 1000],
            letterHeight=50,
            alignment="center",
        )
        stims.append(stim_var)

        gen_value_stims(var.values, x_pos, y, offset)

    return stims


def generate_procedure_display(procedure: DisplayProcedure):
    stim_procedure = visual.TextBox2(
        WIN,
        pos=[-600, -200],
        text=procedure.procedure,
        # size=[1000, 1000],
        letterHeight=50,
        alignment="center",
    )
    return stim_procedure


def run_trial():
    water_sample = frensch_procedures.random_WaterSample()
    water_sample.print_all()

    solid = DisplayVariable("SOLID", [water_sample.solid])
    algae = DisplayVariable("ALGAE", [water_sample.algae])
    lime = DisplayVariable("LIME", water_sample.lime)
    toxin = DisplayVariable("TOXIN", water_sample.toxin)
    x_positions = [-600, -300, 0, 300]

    stims = generate_variable_display([solid, algae, lime, toxin], x_positions)

    p1 = DisplayProcedure(water_sample.index1_str(), water_sample.index1())
    p1 = generate_procedure_display(p1)
    stims.append(p1)

    stim_answer_box = visual.TextBox2(
        WIN,
        "",
        letterHeight=50,
        pos=(0, -200),
        size=[150, 70],
        editable=True,
        fillColor="white",
        color="black",
        alignment="center",
    )
    stims.append(stim_answer_box)

    not_finished = True
    answer = "not answered"
    while not_finished:
        stim_answer_box.hasFocus = True
        for stim in stims:
            stim.draw()
        WIN.flip()
        answer = stim_answer_box.text
        if "\n" in stim_answer_box.text:
            not_finished = False


    event.waitKeys(keyList=["space"])

    return answer

print(f"Answer: {run_trial()}")