'use strict';

import * as sol from "../../solight/sol.js";


const process_data = (scheduleFile) =>
      sol.processScheduleFile(scheduleFile);


const trackIndexMap = new Map([
    ['Main', 0]]);

const track_index = (track) =>
      trackIndexMap.get(track);


const typeIndexMap = new Map([
    ["Organization", 0],
    ["Moderation", 1],
    ["Talk", 2]]);

const type_index = (type) =>
      typeIndexMap.get(type);


const person_names_concat = (persons) =>
      // persons.map(p => sol.personName(p)).join(', ');
      // persons.map(p => sol.personName(p)).join(' & ');
      persons.map(p => sol.personName(p)).join(' · ');


const ndash_fix_regexp = RegExp('\\s+-\\s+');
const ndash_fix_replacement = ' – ';

const fix_dash = (string) =>
      string.replace(ndash_fix_regexp, ndash_fix_replacement);


const is_soon = (then, now, dt) => {
    const delta = then.toMillis() - now.toMillis();
    return delta >= 0 && delta <= dt * 1000;
};

const is_recent = (then, now, dt) => {
    const delta = now.toMillis() - then.toMillis();
    return delta >= 0 && delta <= dt * 1000;
};

export {
    process_data,
    track_index,
    type_index,
    person_names_concat,
    fix_dash,
    is_soon,
    is_recent
}