/*
	Neonatal jaundice treatment threshold calculator
	Copyright (C) 2024  Lee Yingtong Li
	
	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Affero General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.
	
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Affero General Public License for more details.
	
	You should have received a copy of the GNU Affero General Public License
	along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

// Import bilirubin_lib.js
const fs = require('fs');
eval(fs.readFileSync('src/bilirubin_lib.js').toString());

const assert = require('node:assert');
const { suite, test } = require('node:test');

suite('Describe bilirubin result', () => {
	const dateBirth = new Date(2024, 11, 24, 4, 20, 31, 415);
	const dateMeasurement = new Date(2024, 11, 25, 4, 20, 31, 415);
	const gestation = 38;
	
	test('Well below phototherapy threshold', () => {
		const bilirubin = 20;
		const expectedText = 'Bilirubin of 20 at 1 day, 0 hours is <span class="font-bold">180 below</span> the phototherapy threshold.';
		const expectedColour = 'sky';
		
		let [d, result_text, text_colour, background_colour, accent_colour] = describeBilirubin(gestation, dateBirth, dateMeasurement, bilirubin);
		
		assert.equal(d, 1);
		assert.equal(result_text, expectedText);
		assert.equal(text_colour, 'text-' + expectedColour + '-800');
		assert.equal(background_colour, 'bg-' + expectedColour + '-50');
		assert.equal(accent_colour, 'border-' + expectedColour + '-400');
	});
	
	test('Within 50 of phototherapy threshold', () => {
		const bilirubin = 160;
		const expectedText = 'Bilirubin of 160 at 1 day, 0 hours is <span class="font-bold">40 below</span> the phototherapy threshold.';
		const expectedColour = 'yellow';
		
		let [d, result_text, text_colour, background_colour, accent_colour] = describeBilirubin(gestation, dateBirth, dateMeasurement, bilirubin);
		
		assert.equal(d, 1);
		assert.equal(result_text, expectedText);
		assert.equal(text_colour, 'text-' + expectedColour + '-800');
		assert.equal(background_colour, 'bg-' + expectedColour + '-50');
		assert.equal(accent_colour, 'border-' + expectedColour + '-400');
	});
	
	test('Above phototherapy threshold', () => {
		const bilirubin = 220;
		const expectedText = 'Bilirubin of 220 at 1 day, 0 hours is <span class="font-bold">20 above</span> the phototherapy threshold, 80 below the exchange transfusion threshold.';
		const expectedColour = 'orange';
		
		let [d, result_text, text_colour, background_colour, accent_colour] = describeBilirubin(gestation, dateBirth, dateMeasurement, bilirubin);
		
		assert.equal(d, 1);
		assert.equal(result_text, expectedText);
		assert.equal(text_colour, 'text-' + expectedColour + '-800');
		assert.equal(background_colour, 'bg-' + expectedColour + '-50');
		assert.equal(accent_colour, 'border-' + expectedColour + '-400');
	});
	
	test('Above exchange transfusion threshold', () => {
		const bilirubin = 350;
		const expectedText = 'Bilirubin of 350 at 1 day, 0 hours is 50 above the <span class="font-bold">exchange transfusion</span> threshold.';
		const expectedColour = 'red';
		
		let [d, result_text, text_colour, background_colour, accent_colour] = describeBilirubin(gestation, dateBirth, dateMeasurement, bilirubin);
		
		assert.equal(d, 1);
		assert.equal(result_text, expectedText);
		assert.equal(text_colour, 'text-' + expectedColour + '-800');
		assert.equal(background_colour, 'bg-' + expectedColour + '-50');
		assert.equal(accent_colour, 'border-' + expectedColour + '-400');
	});
});