"use strict"

// TODO: show killed leaders taken for bonus purchase

function check_menu(id, x) {
	document.getElementById(id).className = x ? "menu_item checked" : "menu_item unchecked"
}

function remember_position(e) {
	if (e.parentElement) {
		let rect = e.getBoundingClientRect()
		e.my_parent = e.parentElement
		e.my_x = rect.x
		e.my_y = rect.y
	} else {
		e.my_parent = null
		e.my_x = 0
		e.my_y = 0
	}
}

function animate_position(e) {
	if (e.parentElement) {
		if (e.my_parent) {
			let rect = e.getBoundingClientRect()
			let dx = e.my_x - rect.x
			let dy = e.my_y - rect.y
			if (dx !== 0 || dy !== 0) {
				e.animate(
					[
						{ transform: `translate(${dx}px, ${dy}px)`, },
						{ transform: "translate(0, 0)", },
					],
					{ duration: 250, easing: "ease" }
				)
			}
		}
	}
}

const ICONS = {
	B0: '<span class="black d0"></span>',
	B1: '<span class="black d1"></span>',
	B2: '<span class="black d2"></span>',
	B3: '<span class="black d3"></span>',
	B4: '<span class="black d4"></span>',
	B5: '<span class="black d5"></span>',
	B6: '<span class="black d6"></span>',
	W0: '<span class="white d0"></span>',
	W1: '<span class="white d1"></span>',
	W2: '<span class="white d2"></span>',
	W3: '<span class="white d3"></span>',
	W4: '<span class="white d4"></span>',
	W5: '<span class="white d5"></span>',
	W6: '<span class="white d6"></span>',
}

// === SYNC with rules.js ===

const LEGION_COUNT = 33
const BARBARIAN_COUNT = [ 36, 46, 56 ]

const CARD_M1 = [ 0, 11 ]
const CARD_S1 = [ 12, 23 ]
const CARD_P1 = [ 24, 35 ]
const CARD_M2 = [ 36, 44 ]
const CARD_S2 = [ 45, 53 ]
const CARD_P2 = [ 54, 62 ]
const CARD_M2X = [ 63, 71 ]
const CARD_S2X = [ 72, 80 ]
const CARD_P2X = [ 81, 89 ]
const CARD_M3 = [ 90, 97 ]
const CARD_S3 = [ 98, 105 ]
const CARD_P3 = [ 106, 113 ]
const CARD_M3X = [ 114, 121 ]
const CARD_S3X = [ 122, 129 ]
const CARD_P3X = [ 130, 137 ]
const CARD_M4 = [ 138, 143 ]
const CARD_S4 = [ 144, 149 ]
const CARD_S4_V2 = [ 150, 155 ] // updated damnatio
const CARD_P4 = [ 156, 161 ]
const CARD_M4X = [ 162, 167 ]
const CARD_S4X = [ 168, 173 ]
const CARD_P4X = [ 174, 179 ]
const CARD_S3_V2 = [ 180, 188 ] // updated foederati
const CARD_P4X_V2 = [ 189, 194 ] // updated demagogue

const CARD_INDEX = [
	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
	1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
	2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
	3, 3, 3, 3, 3, 3, 3, 3, 3,
	4, 4, 4, 4, 4, 4, 4, 4, 4,
	5, 5, 5, 5, 5, 5, 5, 5, 5,
	6, 6, 6, 6, 6, 6, 6, 6, 6,
	7, 7, 7, 7, 7, 7, 7, 7, 7,
	8, 8, 8, 8, 8, 8, 8, 8, 8,
	9, 9, 9, 9, 9, 9, 9, 9,
	10, 10, 10, 10, 10, 10, 10, 10,
	11, 11, 11, 11, 11, 11, 11, 11,
	12, 12, 12, 12, 12, 12, 12, 12,
	13, 13, 13, 13, 13, 13, 13, 13,
	14, 14, 14, 14, 14, 14, 14, 14,
	15, 15, 15, 15, 15, 15,
	16, 16, 16, 16, 16, 16,
	17, 17, 17, 17, 17, 17,
	18, 18, 18, 18, 18, 18,
	19, 19, 19, 19, 19, 19,
	20, 20, 20, 20, 20, 20,
	21, 21, 21, 21, 21, 21,
	22, 22, 22, 22, 22, 22, 22, 22, 22,
	23, 23, 23, 23, 23, 23,
]

const CARD_CLASS = [
	"influence_m1",
	"influence_s1",
	"influence_p1",
	"influence_m2",
	"influence_s2",
	"influence_p2",
	"influence_m2x",
	"influence_s2x",
	"influence_p2x",
	"influence_m3",
	"influence_s3",
	"influence_p3",
	"influence_m3x",
	"influence_s3x",
	"influence_p3x",
	"influence_m4",
	"influence_s4",
	"influence_s4_v2",
	"influence_p4",
	"influence_m4x",
	"influence_s4x",
	"influence_p4x",
	"influence_s3_v2",
	"influence_p4x_v2",
]

const CARD_MAP = [
	"M1",
	"S1",
	"P1",
	"M2(Castra)",
	"S2(Tribute)",
	"P2(Quaestor)",
	"M2(Cavalry)",
	"S2(Princeps Senatus)",
	"P2(Ambitus)",
	"M3(Flanking Maneuver)",
	"S3(Foederati)",
	"P3(Mob)",
	"M3(Force March)",
	"S3(Frumentarii)",
	"P3(Mobile Vulgus)",
	"M4(Praetorian Guard)",
	"S4(Damnatio Memoriae)",
	"S4(Damnatio Memoriae*)",
	"P4(Pretender)",
	"M4(Spiculum)",
	"S4(Triumph)",
	"P4(Demagogue)",
	"S3(Foederati)",
	"P4(Demagogue)",
]


const EVENT_NAME = [
	"None",
	"Plague of Cyprian",
	"Ardashir",
	"Priest King",
	"Palmyra Allies",
	"Shapur I",
	"Postumus",
	"Ludi Saeculares",
	"Cniva",
	"Zenobia",
	"Bad Auguries",
	"Raiding Parties",
	"Preparing for War",
	"Inflation",
	"Good Auguries",
	"Diocletian",
]

const ITALIA = 0
const ASIA = 1
const GALLIA = 2
const MACEDONIA = 3
const PANNONIA = 4
const THRACIA = 5

const BRITANNIA = 6
const GALATIA = 7
const SYRIA = 8

const AEGYPTUS = 9
const AFRICA = 10
const HISPANIA = 11

const ALAMANNI = 0
const FRANKS = 1
const GOTHS = 2
const SASSANIDS = 3
const NOMADS = 4

const ALAMANNI_HOMELAND = 12
const FRANKS_HOMELAND = 13
const GOTHS_HOMELAND = 14
const SASSANIDS_HOMELAND = 15
const NOMADS_HOMELAND = 16

const MARE_OCCIDENTALE = 17
const MARE_ORIENTALE = 18
const OCEANUS_ATLANTICUS = 19
const PONTUS_EUXINUS = 20

const AVAILABLE = 21
const UNAVAILABLE = 22

const ARMY = 24

const first_barbarian = [ 3, 13, 23, 34, 46 ]
const last_barbarian = [ 12, 22, 33, 45, 55 ]
const first_governor = [ 0, 6, 12, 18 ]
const first_general = [ 0, 6, 12, 18 ]

const CNIVA = first_barbarian[GOTHS] + 0
const ARDASHIR = first_barbarian[SASSANIDS] + 0
const SHAPUR = first_barbarian[SASSANIDS] + 1

const REGION_NAME = [
	"Italia",
	"Asia",
	"Gallia",
	"Macedonia",
	"Pannonia",
	"Thracia",
	"Britannia",
	"Galatia",
	"Syria",
	"Aegyptus",
	"Africa",
	"Hispania",
	"Alamanni homeland",
	"Frank homeland",
	"Goth homeland",
	"Sassanid homeland",
	"Nomad homeland",
	"Mare Occidentale",
	"Mare Orientale",
	"Oceanus Atlanticus",
	"Pontus Euxinus",
	"Available",
	"Unavailable",
]

const BIT_AMPHITHEATER = 1 << 7
const BIT_BASILICA = 1 << 8
const BIT_LIMES = 1 << 9
const BIT_QUAESTOR = 1 << 10
const BIT_MILITIA = 1 << 11
const BIT_BREAKAWAY = 1 << 12
const BIT_SEAT_OF_POWER = 1 << 13
const BIT_MILITIA_CASTRA = 1 << 14
const BIT_MARKET = 1 << 15
const BIT_MONUMENT = 1 << 16
const BIT_PORT = 1 << 17
const BIT_TEMPLE = 1 << 18

function get_support(where) { return view.provinces[where] & 15 }
function get_mobs(where) { return (view.provinces[where] >> 4) & 7 }
function has_quaestor(where) { return view.provinces[where] & BIT_QUAESTOR }
function has_militia(where) { return view.provinces[where] & BIT_MILITIA }
function has_amphitheater(where) { return view.provinces[where] & BIT_AMPHITHEATER }
function has_basilica(where) { return view.provinces[where] & BIT_BASILICA }
function has_limes(where) { return view.provinces[where] & BIT_LIMES }
function has_market(where) { return view.provinces[where] & BIT_MARKET }
function has_monument(where) { return view.provinces[where] & BIT_MONUMENT }
function has_port(where) { return view.provinces[where] & BIT_PORT }
function has_temple(where) { return view.provinces[where] & BIT_TEMPLE }
function is_breakaway(where) { return view.provinces[where] & BIT_BREAKAWAY }
function is_seat_of_power(where) { return view.provinces[where] & BIT_SEAT_OF_POWER }
function has_militia_castra(where) { return view.provinces[where] & BIT_MILITIA_CASTRA }

function is_no_place_governor(where) {
	return where >= view.provinces.length
}
function get_rival_emperor_location(id) {
	return view.barbarians[id] & 63
}
function get_barbarian_location(id) {
	return view.barbarians[id] & 63
}
function is_barbarian_inactive(id) {
	return view.barbarians[id] & 64
}
function get_legion_location(ix) {
	return view.legions[ix] & 63
}
function is_legion_reduced(ix) {
	return view.legions[ix] & 64
}
function is_legion_unused(ix) {
	return view.legions[ix] === AVAILABLE
}
function get_governor_location(id, loc) {
	return view.governors[id] & 63
}
function get_general_location(id) {
	return view.generals[id] & 63
}
function is_general_inside_capital(id) {
	return view.generals[id] & 64
}
function has_general_castra(id) {
	return view.generals[id] & 128
}


function find_governor(f) {
	let n = view.legacy.length * 6
	for (let id = 0; id < n; ++id)
		if (f(id, get_governor_location(id)))
			return id
	return -1
}
function get_province_governor(where) {
	return find_governor((id, loc) => loc === where)
}

// === END SYNC ===

function set_has(set, item) {
	let a = 0
	let b = set.length - 1
	while (a <= b) {
		let m = (a + b) >> 1
		let x = set[m]
		if (item < x)
			b = m - 1
		else if (item > x)
			a = m + 1
		else
			return true
	}
	return false
}

const PLAYER_CLASS = [ "red", "blue", "yellow", "green" ]
const PLAYER_NAME = [ "Red", "Blue", "Yellow", "Green" ]
const BARBARIAN_CLASS = [ "alamanni", "franks", "goths", "sassanids", "nomads" ]

const BOXES = {
	"Thracia Support": [ 1502, 720, 258, 52 ],
	"Syria Support": [ 2034, 1280, 258, 52 ],
	"Pannonia Support": [ 1154, 626, 258, 53 ],
	"Macedonia Support": [ 1384, 936, 258, 53 ],
	"Hispania Support": [ 154, 980, 258, 53 ],
	"Gallia Support": [ 460, 507, 258, 53 ],
	"Galatia Support": [ 1954, 931, 258, 53 ],
	"Britannia Support": [ 231, 260, 258, 52 ],
	"Asia Support": [ 1679, 1000, 258, 52 ],
	"Africa Support": [ 647, 1290, 258, 53 ],
	"Aegyptus Support": [ 1700, 1468, 258, 53 ],
	"Italia Support 2": [ 1054, 887, 258, 52 ],
	"Italia Support 1": [ 1028, 835, 258, 52 ],
	"Thracia Capital": [ 1594, 631, 70, 70 ],
	"Syria Capital": [ 2174, 1193, 70, 70 ],
	"Pannonia Capital": [ 1214, 536, 70, 70 ],
	"Macedonia Capital": [ 1477, 850, 70, 70 ],
	"Italia Capital": [ 1038, 743, 70, 70 ],
	"Hispania Capital": [ 249, 892, 70, 70 ],
	"Gallia Capital": [ 554, 418, 70, 70 ],
	"Galatia Capital": [ 2048, 842, 70, 70 ],
	"Britannia Capital": [ 325, 177, 70, 70 ],
	"Asia Capital": [ 1790, 908, 70, 70 ],
	"Africa Capital": [ 741, 1204, 70, 70 ],
	"Aegyptus Capital": [ 1793, 1380, 70, 70 ],
	"Pontus Euxinus XY": [ 1880, 580, 60, 60 ],
	"Mare Orientale XY": [ 1480, 1160, 60, 60 ],
	"Mare Occidentale XY": [ 720, 900, 60, 60 ],
	"Oceanus Atlanticus XY": [ 180, 500, 60, 60 ],
	"Nomads XY": [ 520, 1440, 60, 60 ],
	"Sassanids XY": [ 2440, 820, 60, 60 ],
	"Goths XY": [ 2020, 360, 60, 60 ],
	"Alamanni XY": [ 1540, 280, 60, 60 ],
	"Franks XY": [ 1160, 300, 60, 60 ],
	"Franks Dice": [ 785, 160, 100, 50 ],
	"Alamanni Dice": [ 1265, 160, 100, 50 ],
	"Goths Dice": [ 1730, 195, 100, 50 ],
	"Sassanids Dice": [ 2380, 895, 100, 50 ],
	"Nomads Dice": [ 570, 1520, 100, 50 ],
	"Franks Battle": [ 750, 210, 430, 180 ],
	"Alamanni Battle": [ 1240, 210, 430, 180 ],
	"Goths Battle": [ 1670, 245, 430, 180 ],
	"Sassanids Battle": [ 2070, 980, 430, 180 ],
	"Nomads Battle": [ 670, 1400, 430, 180 ],
}

const LAYOUT_XY = [
	BOXES["Italia Capital"],
	BOXES["Asia Capital"],
	BOXES["Gallia Capital"],
	BOXES["Macedonia Capital"],
	BOXES["Pannonia Capital"],
	BOXES["Thracia Capital"],
	BOXES["Britannia Capital"],
	BOXES["Galatia Capital"],
	BOXES["Syria Capital"],
	BOXES["Aegyptus Capital"],
	BOXES["Africa Capital"],
	BOXES["Hispania Capital"],
	BOXES["Alamanni XY"],
	BOXES["Franks XY"],
	BOXES["Goths XY"],
	BOXES["Sassanids XY"],
	BOXES["Nomads XY"],
	BOXES["Mare Occidentale XY"],
	BOXES["Mare Orientale XY"],
	BOXES["Oceanus Atlanticus XY"],
	BOXES["Pontus Euxinus XY"],
]

const LAYOUT_BATTLE = [
	BOXES["Italia Capital"],
	BOXES["Asia Capital"],
	BOXES["Gallia Capital"],
	BOXES["Macedonia Capital"],
	BOXES["Pannonia Capital"],
	BOXES["Thracia Capital"],
	BOXES["Britannia Capital"],
	BOXES["Galatia Capital"],
	BOXES["Syria Capital"],
	BOXES["Aegyptus Capital"],
	BOXES["Africa Capital"],
	BOXES["Hispania Capital"],
	BOXES["Alamanni Battle"],
	BOXES["Franks Battle"],
	BOXES["Goths Battle"],
	BOXES["Sassanids Battle"],
	BOXES["Nomads Battle"],
]

const LAYOUT_SUPPORT = [
	BOXES["Italia Support 1"],
	BOXES["Asia Support"],
	BOXES["Gallia Support"],
	BOXES["Macedonia Support"],
	BOXES["Pannonia Support"],
	BOXES["Thracia Support"],
	BOXES["Britannia Support"],
	BOXES["Galatia Support"],
	BOXES["Syria Support"],
	BOXES["Aegyptus Support"],
	BOXES["Africa Support"],
	BOXES["Hispania Support"],
]

const LAYOUT_DICE = [
	BOXES["Alamanni Dice"],
	BOXES["Franks Dice"],
	BOXES["Goths Dice"],
	BOXES["Sassanids Dice"],
	BOXES["Nomads Dice"],
]

const LAYOUT_QUAESTOR = [
	[ 971, 829 ],
	[ 1622, 994 ],
	[ 403, 501 ],
	[ 1327, 930 ],
	[ 1097, 620 ],
	[ 1445, 714 ],
	[ 174, 254 ],
	[ 1897, 925 ],
	[ 1977, 1274 ],
	[ 1643, 1462 ],
	[ 590, 1284 ],
	[ 97, 974 ],
]

const LAYOUT_SEA = [ [ 0, 0 ] ]

const LAYOUT_HOMELAND = [
	[ 0, 0 ],
	[ -1, 0 ],
	[ -2, 0 ],
	[ -3, 0 ],
	[ -3, -1 ],
	[ -2, -1 ],
	[ -1, -1 ],
	[ 0, -1 ],
]

const LAYOUT_ALAMANNI = [
	[ 0, 0 ],
	[ -1, 0 ],
	[ -2, 0 ],
	[ -2, 1 ],
	[ -2, -1 ],
]

const LAYOUT_NOMADS = [
	[ 0, 0 ],
	[ 1, 0 ],
	[ 4, 0 ],
	[ 5, 0 ],
	[ -1, -1 ],
	[ 2, 0 ],
	[ 3, 0 ],
	[ -2, -1 ],
	[ -3, -1 ],
	[ 0, 1 ],
]

const LAYOUT_SASSANIDS = [
	[ 0, 0 ],
	[ -1, 0 ],
	[ -2, 0 ],
	[ 0, -1 ],
	[ -1, -1 ],
	[ -2, -1 ],
	[ -2, 1 ],
	[ -1, 1 ],
	[ 0, 1 ],
	[ -2, 2 ],
	[ -1, 2 ],
	[ 0, 2 ],
]

const LAYOUT_ITALIA = [
	//[ 0, -2 ],
	[ -1, -2 ],
	[ -2, -2 ],
	[ -3, -2 ],
	[ -2, -1 ],
	[ -1, -1 ],
	[ 0, -1 ],
	[ 1, 0 ],
	[ 2, 0 ],
	[ -1, 0 ],
	[ 0, 3 ],
]

const LAYOUT_ASIA = [
	[ -1, 0 ],
	[ 1, 0 ],
	[ -1, -1 ],
	[ 0, -1 ],
	[ 1, -1 ],
	[ 1, -2 ],
	[ 0, -2 ],
	[ 1, -3 ],
	[ -1, 3 ],
]

const LAYOUT_GALLIA = [
	[ -1, 0 ],
	[ 1, 0 ],
	[ 2, 0 ],
	[ 2, -1 ],
	[ 2, -2 ],
	[ -2, 0 ],
	[ 1, -1 ],
	[ 1, -2 ],
	[ 0, -1 ],
	[ 0, -2 ],
	[ -1, 3 ],
]

const LAYOUT_MACEDONIA = [
	[ -1, 0 ],
	[ -2, 0 ],
	[ 1, 0 ],
	[ 0, -1 ],
	[ -1, -1 ],
	[ -2, -1 ],
	[ -1, 3 ],
]

const LAYOUT_PANNONIA = [
	[ -3.5, -1.4 ],
	[ -2.5, -1.4 ],
	[ -1.5, -1.4 ],
	[ -0.5, -1.4 ],
	[ +0.5, -1.4 ],
	[ -4.5, -1.4 ],
	[ -1, 0 ],
	[ 1, 0 ],
]

const LAYOUT_THRACIA = [
	[ -2, -1 ],
	[ -2, -2 ],
	[ -1, 0 ],
	[ 1, 0 ],
	[ 1, -1 ],
	[ -2, -3 ],
	[ 0, -1 ],
	[ -1, -1 ],
	[ -1, -2 ],
]

const LAYOUT_BRITANNIA = [
	[ -1, 0 ],
	[ 1, 0 ],
	[ 2, 0 ],
	[ -2, 0 ],
	[ -3, 0 ],
	[ -3, 1 ],
	[ -3, 2 ],
	[ -2, 1 ],
	[ -2, 2 ],
	[ -3, 3 ],
]

const LAYOUT_GALATIA = [
	[ -1, 0 ],
	[ 1, 0 ],
	[ 1, -1 ],
	[ 0, -1 ],
	[ -1, -1 ],
	[ 1, -2 ],
	[ 0, -2 ],
	[ -1, -2 ],
	[ -1, -3 ],
]

const LAYOUT_SYRIA = [
	[ -1, 0 ],
	[ 1, 0 ],
	[ 1, -1 ],
	[ 0, -1 ],
	[ -1, -1 ],
	[ -2, 0 ],
	[ 2, 0 ],
	[ -2, -1 ],
	[ 2, -1 ],
	[ 0, -2 ],
	[ -1, -2 ],
	[ 1, -2 ],
]

const LAYOUT_AEGYPTUS = [
	[ -1, 0 ],
	[ -2, 0 ],
	[ -3, 0 ],
	[ -4, 0 ],
	[ 1, 0 ],
	[ -4, -1 ],
	[ -4, 1 ],
	[ -3, 1 ],
	[ -4, 2 ],
	[ -3, 2 ],
	[ 3, 2 ],
]

const LAYOUT_AFRICA = [
	[ -1, 0 ],
	[ -2, 0 ],
	[ -3, 0 ],
	[ -4, 0 ],
	[ 1, 0 ],
	[ 2, 0 ],
	[ 2, -1 ],
	[ 1, -1 ],
	[ -4, 1 ],
	[ -3, 1 ],
	[ 3, 2 ],
	[ 4, 2 ],
	[ 5, 2 ],
	[ 6, 2 ],
	[ 5, 3 ],
]

const LAYOUT_HISPANIA = [
	[ -1, 0 ],
	[ 1, 0 ],
	[ 2, 0 ],
	[ 3, -1 ],
	[ -2, 0 ],
	[ 2, -1 ],
	[ 1, -1 ],
	[ 0, -1 ],
	[ -1, -1 ],
	[ -1, -2 ],
	[ 0, -2 ],
	[ 1, -2 ],
	[ -1, 3 ],
]

const LAYOUT_PATTERN = [
	LAYOUT_ITALIA,
	LAYOUT_ASIA,
	LAYOUT_GALLIA,
	LAYOUT_MACEDONIA,
	LAYOUT_PANNONIA,
	LAYOUT_THRACIA,

	LAYOUT_BRITANNIA,
	LAYOUT_GALATIA,
	LAYOUT_SYRIA,

	LAYOUT_AEGYPTUS,
	LAYOUT_AFRICA,
	LAYOUT_HISPANIA,

	LAYOUT_ALAMANNI,
	LAYOUT_HOMELAND,
	LAYOUT_HOMELAND,
	LAYOUT_SASSANIDS,
	LAYOUT_NOMADS,

	LAYOUT_SEA,
	LAYOUT_SEA,
	LAYOUT_SEA,
	LAYOUT_SEA,
]

let ui = {
	card_tip: document.getElementById("card_tip"),
	cards: [],
	event_cards: [],
	militia: [],
	body: document.querySelector("body"),
	header: document.querySelector("header"),
	hand: document.getElementById("hand"),
	draw: document.getElementById("draw"),
	active_event: document.getElementById("active_event"),
	combat_mask: document.getElementById("combat_mask"),
	discard: document.getElementById("discard"),
	played_header: document.getElementById("played_header"),
	played_panel: document.getElementById("played_panel"),
	played: document.getElementById("played"),
	market: document.getElementById("market"),
	pieces: document.getElementById("pieces"),
	legacy: [
		document.getElementById("red_legacy"),
		document.getElementById("blue_legacy"),
		document.getElementById("yellow_legacy"),
		document.getElementById("green_legacy"),
	],
	emperor_turns: [
		document.getElementById("red_emperor_turns"),
		document.getElementById("blue_emperor_turns"),
		document.getElementById("yellow_emperor_turns"),
		document.getElementById("green_emperor_turns"),
	],
	regions: [
		document.getElementById("mapsvg").getElementById("region_italia"),
		document.getElementById("mapsvg").getElementById("region_asia"),
		document.getElementById("mapsvg").getElementById("region_gallia"),
		document.getElementById("mapsvg").getElementById("region_macedonia"),
		document.getElementById("mapsvg").getElementById("region_pannonia"),
		document.getElementById("mapsvg").getElementById("region_thracia"),

		document.getElementById("mapsvg").getElementById("region_britannia"),
		document.getElementById("mapsvg").getElementById("region_galatia"),
		document.getElementById("mapsvg").getElementById("region_syria"),

		document.getElementById("mapsvg").getElementById("region_aegyptus"),
		document.getElementById("mapsvg").getElementById("region_africa"),
		document.getElementById("mapsvg").getElementById("region_hispania"),

		document.getElementById("mapsvg").getElementById("region_alamanni"),
		document.getElementById("mapsvg").getElementById("region_franks"),
		document.getElementById("mapsvg").getElementById("region_goths"),
		document.getElementById("mapsvg").getElementById("region_sassanids"),
		document.getElementById("mapsvg").getElementById("region_nomads"),

		document.getElementById("mapsvg").getElementById("region_mare_occidentale"),
		document.getElementById("mapsvg").getElementById("region_mare_orientale"),
		document.getElementById("mapsvg").getElementById("region_oceanus_atlanticus"),
		document.getElementById("mapsvg").getElementById("region_pontus_euxinus"),
	],
	capital: [
		document.getElementById("capital_italia"),
		document.getElementById("capital_asia"),
		document.getElementById("capital_gallia"),
		document.getElementById("capital_macedonia"),
		document.getElementById("capital_pannonia"),
		document.getElementById("capital_thracia"),
		document.getElementById("capital_britannia"),
		document.getElementById("capital_galatia"),
		document.getElementById("capital_syria"),
		document.getElementById("capital_aegyptus"),
		document.getElementById("capital_africa"),
		document.getElementById("capital_hispania"),
	],
	quaestor: [],
	imp_amphitheater: [],
	imp_basilica: [],
	imp_limes: [],
	imp_market: [],
	imp_monument: [],
	imp_port: [],
	imp_temple: [],
	crisis: document.getElementById("crisis_highlight"),
	dice: [
		document.getElementById("crisis_die_1"),
		document.getElementById("crisis_die_2"),
		document.getElementById("barbarian_die_1"),
		document.getElementById("barbarian_die_2"),
	],
	neutral_governors: [],
	barbarian_leaders: [],
	rival_emperors: [],
	seat_of_power: [],
	breakaway: [],
	legions: [],
	barbarians: [ [], [], [], [], [] ],
	generals: [ [], [], [], [] ],
	governors: [ [], [], [], [] ],
	castra: [ [], [], [], [] ],
	mcastra: [],
	mobs: [],
}

function get_province_governor_player(where) {
	let np = view.legacy.length
	for (let p = 0; p < np; ++p)
		for (let i = 0; i < 6; ++i)
			if (get_governor_location(first_governor[p] + i) === where)
				return p
	return -1
}

function is_neutral_province(where) {
	if (is_no_place_governor(where))
		return false
	return get_province_governor_player(where) < 0
}

function show_improvement(elt, off) {
	let x = 0, y = 0
	switch (off) {
	case 1:
		x = -48 - 3
		y = 6
		break
	case 2:
		x = 48 + 3
		y = 6
		break
	case 3:
		x = 0
		y = 6 + 25
		break
	}
	elt.style.left = elt.my_x + x + "px"
	elt.style.top = elt.my_y + y + "px"
	elt.classList.remove("hide")
}

function show(elt) {
	elt.classList.remove("hide")
}

function hide(elt) {
	elt.classList.add("hide")
}

function create(t, p, ...c) {
	let e = document.createElement(t)
	Object.assign(e, p)
	e.append(c)
	if (p.my_action)
		register_action(e, p.my_action, p.my_id)
	return e
}

function create_thing(p) {
	let e = create("div", p)
	ui.pieces.appendChild(e)
	return e
}

function create_piece(id, action, css_class, dom_id) {
	if (dom_id)
		return create_thing({ className: css_class + " hide", id: dom_id, my_action: action, my_id: id })
	return create_thing({ className: css_class + " hide", my_action: action, my_id: id })
}

let action_register = []

function register_action(target, action, id) {
	target.my_action = action
	target.my_id = id
	target.onmousedown = (evt) => on_click_action(evt, target)
	action_register.push(target)
}

function on_click_action(evt, target) {
	if (evt.button === 0)
		if (send_action(target.my_action, target.my_id))
			evt.stopPropagation()
}

function create_building(region, className, xoff, yoff) {
	let [ x, y, w, h ] = LAYOUT_SUPPORT[region]
	if (region === ITALIA)
		y += 52
	let e = create_thing({ className })
	e.my_x = x + (w >> 1) - 46
	e.my_y = y + h
	return e
}

function create_support_buttons(region) {
	let [ x0, y0 ] = LAYOUT_SUPPORT[region]
	for (let i = 0; i <= 4; ++i) {
		let x = Math.floor(-1 + x0 + i * 51.6666)
		let y = (-1 + y0)
		let e = create_thing({ className: "support s" + i, my_action: "support", my_id: (region << 3) + i })
		e.style.top = y + "px"
		e.style.left = x + "px"
	}
	if (region === ITALIA) {
		[ x0, y0 ] = BOXES["Italia Support 2"]
		for (let i = 5; i <= 7; ++i) {
			let x = Math.floor(-1 + x0 + (i-5) * 51.6666)
			let y = (-1 + y0)
			let e = create_thing({ className: "support s" + i, my_action: "support", my_id: (region << 3) + i })
			e.style.top = y + "px"
			e.style.left = x + "px"
		}
	}
}

function is_action(action, arg) {
	if (arg === undefined)
		return !!(view.actions && view.actions[action] === 1)
	return !!(view.actions && view.actions[action] && set_has(view.actions[action], arg))
}

function on_init() {
	for (let c = 0; c < CARD_INDEX.length; ++c) {
		let name = CARD_CLASS[CARD_INDEX[c]]
		ui.cards[c] = create("div", { className: "card influence " + name, my_action: "card", my_id: c })
	}

	for (let e = 0; e <= 15; ++e) {
		ui.event_cards[e] = create("div", { className: "card event event_" + e })
	}

	for (let i = 0; i < LEGION_COUNT; ++i)
		ui.legions[i] = create_piece(i, "legion", "legion", "legion_" + i)

	ui.rival_emperors[0] = create_piece(0, "rival_emperor", "rival_emperor postumus", "postumus")
	ui.rival_emperors[1] = create_piece(1, "rival_emperor", "rival_emperor priest_king", "priest_king")
	ui.rival_emperors[2] = create_piece(2, "rival_emperor", "rival_emperor zenobia", "zenobia")

	for (let tribe = 0; tribe < 5; ++tribe)
		for (let id = first_barbarian[tribe]; id <= last_barbarian[tribe]; ++id)
			ui.barbarians[id] = create_piece(id, "barbarian", BARBARIAN_CLASS[tribe])

	ui.barbarians[CNIVA].classList.add("cniva")
	ui.barbarians[SHAPUR].classList.add("shapur")
	ui.barbarians[ARDASHIR].classList.add("ardashir")

	for (let p = 0; p < 4; ++p) {
		for (let g = 0; g < 6; ++g) {
			ui.castra[p][g] = create_thing({ className: "castra hide" })
			ui.governors[p][g] = create_piece(p * 6 + g, "governor", PLAYER_CLASS[p] + " governor n" + g)
			ui.generals[p][g] = create_piece(p * 6 + g, "general", PLAYER_CLASS[p] + " general n" + g)
		}
	}

	for (let region = 0; region < 12; ++region) {
		ui.mcastra[region] = create_thing({ className: "castra hide" })
		ui.militia[region] = create_thing({ className: "militia hide", my_action: "militia", my_id: region })
		ui.quaestor[region] = create_thing({ className: "quaestor hide" })
		ui.quaestor[region].style.left = (LAYOUT_QUAESTOR[region][0] + 16) + "px"
		ui.quaestor[region].style.top = (LAYOUT_QUAESTOR[region][1]) + "px"

		// at most 3 mobs per province
		ui.mobs[region * 3 + 0] = create_piece(region, "mob", "mob")
		ui.mobs[region * 3 + 1] = create_piece(region, "mob", "mob")
		ui.mobs[region * 3 + 2] = create_piece(region, "mob", "mob")

		ui.imp_amphitheater[region] = create_building(region, "improvement amphitheater hide")
		ui.imp_basilica[region] = create_building(region, "improvement basilica hide")
		ui.imp_limes[region] = create_building(region, "improvement limes hide")
		ui.imp_market[region] = create_building(region, "improvement market hide")
		ui.imp_monument[region] = create_building(region, "improvement monument hide")
		ui.imp_port[region] = create_building(region, "improvement port hide")
		ui.imp_temple[region] = create_building(region, "improvement temple hide")

		register_action(ui.imp_market[region], "use_market", region)
		register_action(ui.imp_port[region], "use_port", region)

		register_action(ui.capital[region], "capital", region)
		register_action(ui.regions[region], "region", region)

		create_support_buttons(region)

		ui.neutral_governors[region] = create_thing({ className: "neutral governor hide" })
	}
	for (let region = 12; region < 21; ++region) {
		register_action(ui.regions[region], "region", region)
	}

	for (let p = 0; p < 4; ++p) {
		for (let i = 0; i < 12; ++i) {
			ui.seat_of_power[p * 12 + i] = create_thing({ className: PLAYER_CLASS[p] + " seat_of_power hide" })
			ui.seat_of_power[p * 12 + i].style.left = (LAYOUT_QUAESTOR[i][0] + 16) + "px"
			ui.seat_of_power[p * 12 + i].style.top = (LAYOUT_QUAESTOR[i][1]) + "px"
			ui.breakaway[p * 12 + i] = create_thing({ className: PLAYER_CLASS[p] + " breakaway hide" })
			ui.breakaway[p * 12 + i].style.left = (LAYOUT_QUAESTOR[i][0] + 16) + "px"
			ui.breakaway[p * 12 + i].style.top = (LAYOUT_QUAESTOR[i][1]) + "px"
		}
	}
}

let stack_count = new Array(21).fill(0)

let combat_width = 0
const BATTLE_MIN = 3
const BATTLE_H_MARGIN = 12
const BATTLE_V_MARGIN = 12
const BATTLE_H_GAP = 8
const BATTLE_V_GAP = 16

function layout_battle_stack(is_att, list, region) {
	let [ x, y, w, h ] = LAYOUT_BATTLE[region]
	x += w >> 1
	if (region < 12)
		y -= 7

	if (list.length > combat_width)
		combat_width = list.length

	w = list.length * 60 + (list.length - 1) * BATTLE_H_GAP
	x -= w / 2

	y += BATTLE_V_MARGIN
	if (is_att)
		y += 60 + BATTLE_V_GAP

	for (let item of list) {
		item.style.left = x + "px"
		item.style.top = y + "px"
		item.style.zIndex = 101
		x += 60 + BATTLE_H_GAP
	}
}

function layout_stack(id, list, region, in_capital, dx, dy, z = 1) {
	let [ x, y, w, h ] = LAYOUT_XY[region]

	x += w >> 1
	y += h >> 1

	x -= 30
	y -= 30

	if (!in_capital) {
		let step = (region < 12) ? 80 : 100
		let sc = stack_count[region]
		if (sc >= LAYOUT_PATTERN[region].length)
			sc = LAYOUT_PATTERN[region].length - 1
		let xo = LAYOUT_PATTERN[region][sc][0] * step
		let yo = LAYOUT_PATTERN[region][sc][1] * step
		if (stack_count[region] > sc)
			xo += (stack_count[region] - sc) * step
		x += xo
		y += yo
		stack_count[region] += 1
	}

	if (in_capital === 2) {
		x += 36
		y += 18
	}

	for (let i = list.length - 1; i >= 0; --i) {
		let item = list[i]
		item.style.left = x + "px"
		item.style.top = y + "px"
		item.style.zIndex = z
		x -= dx
		y -= dy
		z += 1
	}
}

function layout_available(list, dx, x0, y0) {
	let y = 1650 + 45 - y0
	let x = 25 + x0
	let z = 7
	for (let item of list) {
		item.style.left = x + "px"
		item.style.top = y + "px"
		item.style.zIndex = z
		x += dx
		z -= 1
	}
}

function layout_governor(e, color, region) {
	e.className = color + " governor s" + get_support(region)
	e.style.left = LAYOUT_SUPPORT[region][0] - 1 + "px"
	e.style.top = LAYOUT_SUPPORT[region][1] - 1 + "px"
}

function layout_governor_available(e, color) {
	e.className = color + " governor"
}

function layout_governor_unavailable(e, color, ix) {
	e.className = color + " governor n" + ix
}

function layout_mob(region, i, e, visible, x2) {
	if (visible) {
		let [ x, y, w, h ] = LAYOUT_SUPPORT[region]
		e.className = x2 ? "mob_x2" : "mob"
		e.style.top = (y - 36) + "px"
		e.style.left = (x + 26 + 26 * i) + "px"
	} else {
		e.className = "hide"
	}
}

function layout_barbarian_dice(black, white, tribe) {
	if (tribe >= 0) {
		show(black)
		show(white)
		let [ x, y, w, h ] = LAYOUT_DICE[tribe]
		black.style.top = (y + 4) + "px"
		white.style.top = (y + 4) + "px"
		black.style.left = (x + 0) + "px"
		white.style.left = (x + 50) + "px"
	} else {
		hide(black)
		hide(white)
	}
}

function is_battle_stack(region, type, id) {
	if (view.combat_region !== region)
		return false
	if (type === "general" && view.combat.attacker === id)
		return true
	if (type === "militia" && view.combat.attacker < 0)
		return true
	if (type === "militia" && view.combat.type === "militia")
		return true
	return view.combat.type === type && view.combat.target === id
}

function on_update() {
	let player_count = view.legacy.length

	ui.cards.forEach(remember_position)

	for (let p = 0; p < player_count; ++p) {
		let t = view.legacy[p] + " (" + view.emperor_turns[p] + ")"
		if (p === view.first)
			t = "\u2756 " + t
		roles[PLAYER_NAME[p]].stat.textContent = t
	}

	ui.body.classList.toggle("p2", player_count === 2)
	ui.body.classList.toggle("p3", player_count === 3)
	ui.body.classList.toggle("p4", player_count === 4)

	combat_width = BATTLE_MIN

	for (let pi = 0; pi < player_count; ++pi) {
		let legacy = view.legacy[pi]
		let turns = view.emperor_turns[pi]

		if (legacy > 80) {
			legacy -= 80
			ui.legacy[pi].classList.toggle("legacy_80", true)
			ui.legacy[pi].classList.toggle("legacy_40", false)
		} else if (legacy > 40) {
			legacy -= 40
			ui.legacy[pi].classList.toggle("legacy_80", false)
			ui.legacy[pi].classList.toggle("legacy_40", true)
		} else {
			ui.legacy[pi].classList.toggle("legacy_80", false)
			ui.legacy[pi].classList.toggle("legacy_40", false)
		}

		let n = 0
		for (let k = 0; k < player_count; ++k) {
			let k_legacy = view.legacy[k]
			if (k_legacy > 80)
				k_legacy -= 40
			if (k_legacy > 40)
				k_legacy -= 40
			if (legacy === k_legacy)
				++n
		}

		let y = (n === 1) ? 50 : (n === 2) ? 40 : 30
		for (let k = 0; k < pi; ++k) {
			let k_legacy = view.legacy[k]
			if (k_legacy > 80)
				k_legacy -= 40
			if (k_legacy > 40)
				k_legacy -= 40
			if (legacy === k_legacy)
				y += 20
		}

		show(ui.legacy[pi])
		ui.legacy[pi].style.left = Math.round(43 + legacy * 60.2) + "px"
		ui.legacy[pi].style.top = 2 + y + "px"

		n = 0
		for (let k = 0; k < player_count; ++k)
			if (turns === view.emperor_turns[k])
				++n

		y = (n === 1) ? 50 : (n === 2) ? 40 : 30
		for (let k = 0; k < pi; ++k)
			if (turns === view.emperor_turns[k])
				y += 20

		show(ui.emperor_turns[pi])
		ui.emperor_turns[pi].style.left = Math.round(41 + turns * 60.2) + "px"
		ui.emperor_turns[pi].style.top = 0 + y + "px"
	}

	for (let pi = player_count; pi < 4; ++pi) {
		hide(ui.legacy[pi])
		hide(ui.emperor_turns[pi])
	}

	for (let region = 0; region < 12; ++region) {
		for (let p = 0; p < 4; ++p) {
			let gov = get_province_governor(region)
			if (gov >= 0 && (gov/6|0) === p) {
				if (is_seat_of_power(region))
					show(ui.seat_of_power[region + p * 12])
				else
					hide(ui.seat_of_power[region + p * 12])
				if (is_breakaway(region))
					show(ui.breakaway[region + p * 12])
				else
					hide(ui.breakaway[region + p * 12])
			} else {
				hide(ui.seat_of_power[region + p * 12])
				hide(ui.breakaway[region + p * 12])
			}
		}

		if (has_quaestor(region)) {
			show(ui.quaestor[region])
			if (is_seat_of_power(region) || is_breakaway(region))
				ui.quaestor[region].classList.add("pretender")
		} else {
			hide(ui.quaestor[region])
			ui.quaestor[region].classList.remove("pretender")
		}

		if (has_militia(region))
			show(ui.militia[region])
		else
			hide(ui.militia[region])

		ui.militia[region].classList.toggle("selected", view.selected_militia === region)

		ui.imp_market[region].classList.toggle("selected", view.selected_market === region)
		ui.imp_market[region].classList.toggle("spent", view.umarket & (1 << region))

		ui.imp_port[region].classList.toggle("selected", view.selected_port === region)
		ui.imp_port[region].classList.toggle("spent", view.uport & (1 << region))

		let imp_off = 0

		if (has_amphitheater(region))
			show_improvement(ui.imp_amphitheater[region], ++imp_off)
		else
			hide(ui.imp_amphitheater[region])

		if (has_basilica(region))
			show_improvement(ui.imp_basilica[region], ++imp_off)
		else
			hide(ui.imp_basilica[region])

		if (has_limes(region))
			show_improvement(ui.imp_limes[region], ++imp_off)
		else
			hide(ui.imp_limes[region])

		if (has_market(region))
			show_improvement(ui.imp_market[region], ++imp_off)
		else
			hide(ui.imp_market[region])

		if (has_monument(region))
			show_improvement(ui.imp_monument[region], ++imp_off)
		else
			hide(ui.imp_monument[region])

		if (has_port(region))
			show_improvement(ui.imp_port[region], ++imp_off)
		else
			hide(ui.imp_port[region])

		if (has_temple(region))
			show_improvement(ui.imp_temple[region], ++imp_off)
		else
			hide(ui.imp_temple[region])
	}

	for (let i = 0; i < LEGION_COUNT; ++i) {
		if (is_legion_unused(i))
			hide(ui.legions[i])
		else
			show(ui.legions[i])
		if (is_legion_reduced(i))
			ui.legions[i].classList.toggle("reduced", true)
		else
			ui.legions[i].classList.toggle("reduced", false)
	}

	for (let id = 3; id < BARBARIAN_COUNT[player_count-2]; ++id) {
		let loc = get_barbarian_location(id)
		if (loc === AVAILABLE)
			hide(ui.barbarians[id])
		else
			show(ui.barbarians[id])
	}
	for (let id = BARBARIAN_COUNT[player_count-2]; id < 56; ++id)
		hide(ui.barbarians[id])

	stack_count.fill(0)

	for (let region = 0; region < 12 + 5; ++region) {
		for (let tribe = 0; tribe < 5; ++tribe) {
			let battle = []
			let active_barbarians = []
			let inactive_barbarians = []
			for (let id = first_barbarian[tribe]; id <= last_barbarian[tribe]; ++id) {
				let loc = get_barbarian_location(id)
				let inactive = is_barbarian_inactive(id)
				if (loc === region) {
					let bb = is_battle_stack(region, "barbarians", tribe) && (region < 12 || !inactive)
					if (bb)
						battle.push(ui.barbarians[id])
					else if (inactive)
						inactive_barbarians.push(ui.barbarians[id])
					else
						active_barbarians.push(ui.barbarians[id])
					// always show leaders as active during battle
					if (!inactive || (bb && (id === CNIVA || id == ARDASHIR || id === SHAPUR)))
						ui.barbarians[id].classList.toggle("inactive", false)
					else
						ui.barbarians[id].classList.toggle("inactive", true)
				}
			}
			if (inactive_barbarians.length > 0)
				if (region >= 12)
					layout_stack(-1, inactive_barbarians, region, false, 4, 4)
				else
					layout_stack(-1, inactive_barbarians, region, false, 8, 8)
			if (active_barbarians.length > 0)
				layout_stack(-1, active_barbarians, region, false, 8, 8)
			if (battle.length > 0)
				layout_battle_stack(0, battle, region)
		}
	}

	for (let id = 0; id < 3; ++id) {
		let loc = get_rival_emperor_location(id)
		if (loc === AVAILABLE)
			hide(ui.rival_emperors[id])
		else {
			show(ui.rival_emperors[id])
			if (is_battle_stack(loc, "rival_emperor", id))
				layout_battle_stack(0, [ ui.rival_emperors[id] ], loc)
			else
				layout_stack(-1, [ ui.rival_emperors[id] ], loc, false, 8, 8)
		}
	}

	for (let region = 0; region < 21; ++region) {
		ui.regions[region].classList.toggle("selected", view.selected_region === region)
	}

	for (let region = 0; region < 12; ++region) {
		if (has_militia_castra(region))
			show(ui.mcastra[region])
		else
			hide(ui.mcastra[region])

		if (has_militia(region)) {
			let lone_militia = true
			for (let pi = 0; pi < player_count; ++pi) {
				for (let i = 0; i < 6; ++i) {
					let loc = get_general_location(first_general[pi] + i)
					let inside = is_general_inside_capital(first_general[pi] + i)
					if (loc === region && inside)
						lone_militia = false
				}
			}
			// militia that already battled is not part of attacker stack
			if (view.combat_region === region && view.combat.attacker >= 0 && !view.combat.militia)
				lone_militia = true
			if (lone_militia) {
				if (is_battle_stack(region, "militia", region)) {
					if (has_militia_castra(region))
						layout_battle_stack(view.combat.attacker < 0, [ ui.mcastra[region], ui.militia[region] ], region)
					else
						layout_battle_stack(view.combat.attacker < 0, [ ui.militia[region] ], region, true)
				} else {
					let inside = 1
					if (is_action("capital", region))
						inside = 2
					if (has_militia_castra(region))
						layout_stack(-1, [ ui.mcastra[region], ui.militia[region] ], region, inside, 16, 16)
					else
						layout_stack(-1, [ ui.militia[region] ], region, inside, 16, 16)
				}
			}
		}

		if (is_no_place_governor(region)) {
			hide(ui.neutral_governors[region])
		} else {
			if (is_neutral_province(region)) {
				show(ui.neutral_governors[region])
				layout_governor(ui.neutral_governors[region], "neutral", region)
			} else {
				hide(ui.neutral_governors[region])
			}
		}

		let n = get_mobs(region)
		layout_mob(region, 0, ui.mobs[region * 3 + 0], n >= 1, n >= 2)
		layout_mob(region, 1, ui.mobs[region * 3 + 1], n >= 3, n >= 4)
		layout_mob(region, 2, ui.mobs[region * 3 + 2], n >= 5, n >= 6)
	}

	for (let pi = 0; pi < player_count; ++pi) {
		let avail_stack = []
		for (let ai = 0; ai < 6; ++ai) {
			let army = ARMY + first_general[pi] + ai
			let region = get_general_location(first_general[pi] + ai)
			let inside = is_general_inside_capital(first_general[pi] + ai)
			let castra = has_general_castra(first_general[pi] + ai)
			let e = ui.generals[pi][ai]
			show(e)
			if (region < 21) {
				let stack = []

				if (castra) {
					show(ui.castra[pi][ai])
					stack.push(ui.castra[pi][ai])
				} else {
					hide(ui.castra[pi][ai])
				}

				if (has_militia_castra(region) && inside)
					stack.push(ui.mcastra[region])

				stack.push(e)

				for (let i = 0; i < LEGION_COUNT; ++i) {
					let loc = get_legion_location(i)
					if (loc === army)
						stack.push(ui.legions[i])
				}

				for (let tribe = 0; tribe < 5; ++tribe) {
					for (let id = first_barbarian[tribe]; id <= last_barbarian[tribe]; ++id) {
						let loc = get_barbarian_location(id)
						if (loc === army) {
							ui.barbarians[id].classList.toggle("inactive", false)
							stack.push(ui.barbarians[id])
						}
					}
				}

				if (has_militia(region) && inside) {
					// militia that already battled is not part of attacker stack
					if (view.combat_region === region && view.combat.attacker >= 0 && !view.combat.militia)
						;
					else
						stack.push(ui.militia[region])
				}

				if (is_battle_stack(region, "general", pi * 6 + ai))
					layout_battle_stack(pi * 6 + ai === view.combat.attacker, stack, region)
				else
					layout_stack(pi * 6 + ai, stack, region, inside ? 1 : 0, 16, 16)
			} else {
				avail_stack.push(e)
				hide(ui.castra[pi][ai])
			}
			e.classList.toggle("unavailable", region === UNAVAILABLE)
			e.classList.toggle("selected", view.selected_general === pi * 6 + ai)
			e.classList.toggle("emperor", view.emperor === army)
		}
		if (avail_stack.length >= 6)
			layout_available(avail_stack, 48, pi * 625 + 0, 30)
		else if (avail_stack.length >= 5)
			layout_available(avail_stack, 63, pi * 625 + 0, 30)
		else
			layout_available(avail_stack, 69, pi * 625 + 0, 30)
	}

	for (let pi = 0; pi < player_count; ++pi) {
		let avail_stack = []
		for (let ai = 0; ai < 6; ++ai) {
			let region = get_governor_location(first_governor[pi] + ai)
			let e = ui.governors[pi][ai]
			if (region < 12) {
				layout_governor(e, PLAYER_CLASS[pi], region)
			} else {
				if (region === AVAILABLE)
					layout_governor_available(e, PLAYER_CLASS[pi])
				else
					layout_governor_unavailable(e, PLAYER_CLASS[pi], ai)
				avail_stack.push(e)
			}
			e.classList.toggle("unavailable", region === UNAVAILABLE)
			e.classList.toggle("selected", view.selected_governor === pi * 6 + ai)
			e.classList.toggle("emperor", view.emperor === pi * 6 + ai)
		}
		if (avail_stack.length >= 6)
			layout_available(avail_stack, 43, pi * 625 + 325, 27)
		else if (avail_stack.length >= 5)
			layout_available(avail_stack, 58, pi * 625 + 325, 27)
		else
			layout_available(avail_stack, 64, pi * 625 + 325, 27)
	}

	if (view.combat) {
		let [ x, y, w, h ] = LAYOUT_BATTLE[view.combat_region]
		if (view.combat_region < 12)
			y -= 7
		x += w >> 1

		w = combat_width * 60 + (combat_width - 1) * BATTLE_H_GAP + BATTLE_H_MARGIN * 2
		x -= w / 2
		h = 120 + BATTLE_V_GAP + BATTLE_V_MARGIN * 2

		show(ui.combat_mask)
		ui.combat_mask.style.left = x + "px"
		ui.combat_mask.style.top = y + "px"
		ui.combat_mask.style.width = w + "px"
		ui.combat_mask.style.height = h + "px"
	} else {
		hide(ui.combat_mask)
	}

	ui.body.classList.toggle("military", view.color === 0)
	ui.body.classList.toggle("senate", view.color === 1)
	ui.body.classList.toggle("populace", view.color === 2)

	layout_barbarian_dice(ui.dice[2], ui.dice[3], view.crisis[0])
	ui.crisis.className = "p_" + PLAYER_CLASS[view.current] + " c" + (view.crisis[1] + view.crisis[2])
	ui.dice[0].className = "dice black d" + view.crisis[1]
	ui.dice[1].className = "dice white d" + view.crisis[2]
	if (view.crisis[0] >= 0) {
		ui.dice[2].className = "dice black d" + view.crisis[3]
		ui.dice[3].className = "dice white d" + view.crisis[4]
	} else {
		ui.dice[2].className = "dice black hide"
		ui.dice[3].className = "dice white hide"
	}

	ui.active_event.replaceChildren()
	ui.active_event.appendChild(ui.event_cards[view.event])

	ui.played_panel.className = "panel p_" + PLAYER_CLASS[view.current]
	ui.played_header.textContent = PLAYER_NAME[view.current] + " Played"
	ui.played.className = "panel_body p_" + PLAYER_CLASS[view.current]
	ui.played.replaceChildren()
	if (view.played) {
		for (let c of view.played) {
			ui.played.appendChild(ui.cards[c])
			ui.cards[c].classList.toggle("used", set_has(view.used, c))
		}
	}

	ui.hand.replaceChildren()
	if (view.hand) {
		for (let c of view.hand) {
			ui.hand.appendChild(ui.cards[c])
			ui.cards[c].classList.remove("used")
		}
	}

	ui.draw.replaceChildren()
	if (view.draw) {
		for (let c of view.draw) {
			ui.draw.appendChild(ui.cards[c])
			ui.cards[c].classList.remove("used")
		}
	}

	ui.discard.replaceChildren()
	if (view.discard) {
		for (let c of view.discard) {
			ui.discard.appendChild(ui.cards[c])
			ui.cards[c].classList.remove("used")
		}
	}

	ui.market.replaceChildren()
	for (let c of view.market) {
		if (c > 0) {
			ui.market.appendChild(ui.cards[c])
			ui.cards[c].classList.remove("used")
		}
	}

	ui.cards.forEach(animate_position)

	for (let e of action_register)
		e.classList.toggle("action", is_action(e.my_action, e.my_id))

	action_button("play_all", "Play All")

	action_button("confirm", "Confirm")

	action_button("recruit_general", "Recruit General")
	action_button("create_army", "Create Army")

	action_button("recruit_governor", "Recruit Governor")
	action_button("place_governor", "Place Governor")

	action_button("enter", "Enter Capital")
	action_button("leave", "Leave Capital")

	action_button("mip_to_sip", `<img class="market_button" src="images/mx.svg"> \u2192 <img class="market_button" src="images/sx.svg">`)
	action_button("mip_to_pip", `<img class="market_button" src="images/mx.svg"> \u2192 <img class="market_button" src="images/px.svg">`)
	action_button("sip_to_mip", `<img class="market_button" src="images/sx.svg"> \u2192 <img class="market_button" src="images/mx.svg">`)
	action_button("sip_to_pip", `<img class="market_button" src="images/sx.svg"> \u2192 <img class="market_button" src="images/px.svg">`)
	action_button("pip_to_mip", `<img class="market_button" src="images/px.svg"> \u2192 <img class="market_button" src="images/mx.svg">`)
	action_button("pip_to_sip", `<img class="market_button" src="images/px.svg"> \u2192 <img class="market_button" src="images/sx.svg">`)

	action_button("automatic", "Automatic")
	action_button("spend_military", "Spend Military")
	action_button("spend_senate", "Spend Senate")

	action_button("keep", "Keep")
	action_button("reroll", "Re-roll")
	action_button("roll", "Roll")

	action_button("amphitheater", "Amphitheater")
	action_button("basilica", "Basilica")
	action_button("limes", "Limes")
	action_button("market", "Market")
	action_button("monument", "Monument")
	action_button("port", "Port")
	action_button("temple", "Temple")

	action_button("disperse_mob", "Disperse Mob")
	action_button("train_legions", "Train Legions")
	action_button("add_legion_to_army", "Add Legion to Army")

	action_button("recall_governor", "Recall Governor")
	action_button("hold_games", "Hold Games")
	action_button("place_militia", "Place Militia")
	action_button("build_improvement", "Build Improvement")

	action_button("end_actions", "End Actions")
	action_button("end_turn", "End Turn")

	action_button("pass", "Pass")
	action_button("done", "Done")
	action_button("undo", "Undo")
}

function sub_region_name(match, p1) {
	let x = p1 | 0
	return REGION_NAME[x]
}

function sub_barbarian(match) {
	return `<span class="tip" onmouseenter="on_focus_barbarian_tip('${match}')" onmouseleave="on_blur_tip()">${match}</span>`
}

function sub_event_name(match, p1) {
	let x = p1 | 0
	return `<span class="tip" onmouseenter="on_focus_event_tip(${x})" onmouseleave="on_blur_tip()">${EVENT_NAME[x]}</span>`
}

function sub_icon(match) {
	return ICONS[match]
}

function sub_card_1(match) {
	let x = CARD_MAP.indexOf(match)
	return `<span class="tip ${match[0]}" onmouseenter="on_focus_influence_tip(${x})" onmouseleave="on_blur_tip()">${match}</span>`
}

function sub_card_x(match, p1, p2) {
	let x = CARD_MAP.indexOf(match)
	if (p2 === "Damnatio Memoriae*")
		p2 = "Damnatio Memoriae"
	return `<span class="tip ${match[0]}" onmouseenter="on_focus_influence_tip(${x})" onmouseleave="on_blur_tip()">${p1} ${p2}</span>`
}

var log_combat2 = 0
var log_combat1 = 0
var log_place = 0
var log_pretender = 0

function on_log(text, ix) {
	let p = document.createElement("div")

	if (text.match(/^>/)) {
		text = text.substring(1)
		p.className = "i"
	}

	text = text.replace(/&/g, "&amp;")
	text = text.replace(/</g, "&lt;")
	text = text.replace(/>/g, "&gt;")

	text = text.replace(/\bCniva\b/g, sub_barbarian)
	text = text.replace(/\bShapur I\b/g, sub_barbarian)
	text = text.replace(/\bArdashir\b/g, sub_barbarian)
	text = text.replace(/\bPostumus\b/g, sub_barbarian)
	text = text.replace(/\bZenobia\b/g, sub_barbarian)
	text = text.replace(/\bPriest King\b/g, sub_barbarian)

	text = text.replace(/%(\d+)/g, sub_region_name)
	text = text.replace(/\bE(\d+)/g, sub_event_name)

	text = text.replace(/\b[BW]\d\b/g, sub_icon)

	text = text.replace(/\b[MSP][1]\b/g, sub_card_1)
	text = text.replace(/\b([MSP][234])\(([^)]*)\)/g, sub_card_x)

	if (text.match(/^.turn/)) {
		text = text.substring(6)
		p.className = "turn " + text
	}

	if (text.match(/^\.h1 Red/)) {
		text = text.substring(4)
		p.className = "h1 R"
	} else if (text.match(/^\.h1 Blue/)) {
		text = text.substring(4)
		p.className = "h1 B"
	} else if (text.match(/^\.h1 Yellow/)) {
		text = text.substring(4)
		p.className = "h1 Y"
	} else if (text.match(/^\.h1 Green/)) {
		text = text.substring(4)
		p.className = "h1 G"
	} else if (text.match(/^\.h1/)) {
		text = text.substring(4)
		p.className = "h1"
	} else if (text.match(/^\.h2/)) {
		text = text.substring(4)
		p.className = "h2"
	} else if (text.match(/^\.h3/)) {
		text = text.substring(4)
		p.className = "h3"
	}

	// Reset group box counters (when log is rewound)
	if (ix <= log_combat2) log_combat2 = 0
	if (ix <= log_combat1) log_combat1 = 0
	if (ix <= log_place) log_place = 0
	if (ix <= log_pretender) log_pretender = 0

	// Group pretender messages

	if (text.match(/^Pretender\.$/) || text.match(/^Occupied /)) {
		log_pretender = ix
		p.classList.add("h2")
		text = text.replace(".", "")
	}
	if (log_pretender && text === "")
		log_pretender = 0
	if (log_pretender)
		p.classList.add("group", "populace")

	// Group combat messages

	if (text.match(/^Battle in /)) {
		p.classList.add("h2")
		log_combat2 = ix
		log_combat1 = ix
	}
	if (log_combat1) {
		if (
			text === "DEFENDER" ||
			text === "ATTACKER" ||
			text === "FLANKING MANEUVER" ||
			text === "SPICULUM" ||
			text === "RESULT"
		)
			p.classList.add("h3")
		if (text === "RESULT")
			log_combat2 = 0
	}
	if (log_combat1 && !log_combat2 && text === "")
		log_combat1 = 0
	if (log_combat1)
		p.classList.add("group", "military")

	// Group place governor

	if (text.match(/^Place Governor in /) || text.match(/^Praetorian Guard in /)) {
		log_place = ix
		p.classList.add("h2")
		text = text.replace(".", "")
	}
	if (log_place && text === "")
		log_place = 0
	if (log_place)
		p.classList.add("group", "senate")

	p.innerHTML = text
	return p
}

function on_focus_event_tip(c) {
	ui.card_tip.className = "card event event_" + c
}

function on_focus_influence_tip(x) {
	ui.card_tip.className = "card influence " + CARD_CLASS[x]
}

function on_focus_barbarian_tip(x) {
	if (x === "Ardashir") ui.card_tip.className = "card event event_2"
	if (x === "Priest King") ui.card_tip.className = "card event event_3"
	if (x === "Shapur I") ui.card_tip.className = "card event event_5"
	if (x === "Postumus") ui.card_tip.className = "card event event_6"
	if (x === "Cniva") ui.card_tip.className = "card event event_8"
	if (x === "Zenobia") ui.card_tip.className = "card event event_9"
}

function on_blur_tip() {
	ui.card_tip.className = "hide"
}

let tint = window.localStorage[params.title_id + "/tint"]
if (tint === undefined)
	tint = 1

set_tint(tint)

function set_tint(x) {
	window.localStorage[params.title_id + "/tint"] = tint = x
	check_menu("tint", !!tint)
	ui.body.classList.toggle("tint", !!tint)
}

function toggle_tint() {
	set_tint(!tint)
}

on_init()