import { factions, messages, voidPlayer } from "./constants.js"
import {shuffle, splitArray, checkRemovedCount, annotateArray, getRandomItem, removeFromArray, insertEntriesRandomlyIntoArray } from "./utils.js"

// Game options
const players = ["Fletch", "Al", "Mouse", "Ash", "Maddie"]
const binnedFactions = ["Clan of Saar", "Xxcha Kingdom"]
const voidPlayerCount = 1;

// Remove any binned factions
const factionsToUse = factions.filter(faction => !binnedFactions.includes(faction))

// Just in case a binned faction was spelled wrong or something
if (!checkRemovedCount(factions, factionsToUse, binnedFactions)) {
  throw new Error(messages.badBinnedFaction)
}

// Ensure all players get an equal number of choices by calculating the number
// of factions that should be removed for an even split
const numFactionsToBin = factionsToUse.length % players.length

// Shuffle/randomise the factions, use the number from above to make it an even
// split, then split them into groups equal to the number of players
const groupedFactions = splitArray(
  removeFromArray(
    shuffle(factionsToUse),
    numFactionsToBin
  ),
  players.length
)

// Shuffle/randomise the order of players
const orderedPlayers = shuffle(players)

// Assign factions
const selections = annotateArray(orderedPlayers, groupedFactions)

// Pick speaker
const speaker = getRandomItem(orderedPlayers)

// Insert Void player(s) when required (to keep an even map)
const playerLayout = insertEntriesRandomlyIntoArray(orderedPlayers, voidPlayerCount, voidPlayer)
// Output all this to console
playerLayout.forEach((player, index) => {
  const isSpeaker = player === speaker ? messages.speaker : messages.blank
  const isVoid = player === voidPlayer ? messages.voidPlayer : messages.blank
  const playerNumber = index + 1
  const playerFactions = (selections[player] || []).join(", ");

  console.log(`Player ${playerNumber}: ${player} ${[isSpeaker, isVoid].join(" ")}`)
  console.log(`Factions: ${playerFactions}`)
  console.log(messages.divider)
})