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Room filling.
// Room hosts array of strings.
let hosts = []
// Non-host attendees, array of strings.
let people = []
// Rooms to be populated next.
let rooms = []
// Assign each host to a room.
for (var i = 0; i < hosts.length; i++) {
rooms.push([hosts[i]])
}
// Which rooms are not full? Array of items that match the keys of the rooms.
let available_rooms = Array.from({length:rooms.length},(v,k)=>k)
// Set the maximum number of people in a room to the average, but allow for the remainder.
let max = Math.ceil(people.length/available_rooms.length)+1
// Set the total number of over-fills to the mod
let max_countdown = people.length % available_rooms.length
// For each unassigned person.
for (var i = 0; i < people.length; i++) {
// people[i]
// Pick a random room number from the available_rooms, returns a numerical value.
let room_number = Math.floor(Math.random(available_rooms.length)*available_rooms.length)
// Find the `room` that matches the value present in `available_rooms`, put the selected person into it.
rooms[available_rooms[room_number]].push(people[i])
console.log(`Room ${available_rooms[room_number]} has ${rooms[available_rooms[room_number]].length} people in it.`);
// Compare if that room is now full by comparing it to the max.
if (rooms[available_rooms[room_number]].length >= max) {
console.log(`Room number ${available_rooms[room_number]} has ${rooms[available_rooms[room_number]].length} people in it which is larger than the current max of ${max}`);
console.log(`Removing room number ${available_rooms[room_number]}`);
// If it is remove that room from available_rooms.
available_rooms.splice(room_number,1)
// Tick one off of the countdowns
max_countdown--
// If the countdown is zero. Reduce the max allowed preventing any from overfilling.
if (max_countdown == 0) {
// The new max is one lower.
max--
// Check for rooms that have already hit this new max.
for (var j = 0; j < available_rooms.length; j++) {
if (rooms[available_rooms[j]].length >= max) {
// Remove them.
available_rooms.splice(j,1)
}
}
}
}
}
rooms
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