import test from 'node:test';
import assert from 'node:assert/strict';
import { readFileSync, existsSync } from 'node:fs';
import { story } from '../src/story/story.js';
import { Game } from '../src/engine/game.js';
import { inside } from '../src/engine/geometry.js';
import { settle } from './helpers.mjs';

test('i veicoli del circolino restano fuori dal percorso e lasciano liberi gli altri hotspot', () => {
    const g = new Game(story);
    g.go('campomigliaio_circolo');
    settle(g);
    const vehicles = ['betino', 'ghiacciomobile'];
    for (const id of vehicles) {
        const person = g.people().find(p => p.who === id), h = g.hotspot(id);
        const url = new URL('../' + story.characters[id].sprite, import.meta.url);
        const atlas = JSON.parse(readFileSync(url, 'utf8')), frame = atlas.frames.idle;
        assert.ok(existsSync(new URL(atlas.image, url)));
        assert.deepEqual(Object.keys(atlas.frames), ['idle']);
        const k = 62 * g.scaleAt(person.at[1]) * person.size / atlas.height;
        const width = frame.w * k;
        assert.ok(id === 'betino' ? width >= 70 && width <= 80 : width >= 150 && width <= 170);
        // Tutto l'ingombro (non soltanto l'ancora) deve restare fuori dall'area calpestabile.
        for (let x = h.box[0]; x <= h.box[0] + h.box[2]; x++)
            for (let y = h.box[1]; y <= h.box[1] + h.box[3]; y++)
                assert.ok(!inside(g.scene.walk, [x, y]), `${id}: invade walk in ${x},${y}`);
        for (const other of g.hotspots().filter(o => !vehicles.includes(o.id))) {
            const [x, y, w, hgt] = h.box, [ox, oy, ow, oh] = other.box;
            assert.ok(x + w <= ox || ox + ow <= x || y + hgt <= oy || oy + oh <= y,
                `${id}: copre ${other.id}`);
        }
        for (const time of [0, 3.9, 4.1, 20]) {
            g.time = time;
            assert.equal(g.personPose(person), 'idle');
        }
    }
});

test('guarda e usa i veicoli: parla solo Andrea e non cambia il progresso', () => {
    const g = new Game(story);
    g.go('campomigliaio_circolo');
    settle(g);
    const flags = { ...g.state.flags }, inventory = [...g.state.inventory];
    for (const id of ['betino', 'ghiacciomobile']) {
        const h = g.hotspot(id);
        assert.equal(g.hotspotAt([h.box[0] + h.box[2] / 2, h.box[1] + h.box[3] / 2]).id, id);
        for (const verb of ['look', 'use']) {
            assert.ok(g.act(verb, id));
            const said = settle(g);
            assert.ok(said.length && said.every(s => s.who === 'andrea'));
            assert.deepEqual([g.state.x, g.state.y], h.at);
            assert.deepEqual(g.state.flags, flags);
            assert.deepEqual(g.state.inventory, inventory);
            assert.equal(g.state.scene, 'campomigliaio_circolo');
        }
    }
});