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Merge pull request #416 from poblish/main

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CivilWar in Java
This commit is contained in:
Jeff Atwood
2022-01-15 20:36:32 -08:00
committed by GitHub
parent 48f4d07f4e e43300a23e
commit 35225bc3d9
3 changed files with 711 additions and 1 deletions
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27_Civil_War/civilwar.bas
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2280 PRINT "CASUALTIES",C5,C6 2280 PRINT "CASUALTIES",C5,C6
2290 PRINT "DESERTIONS",INT(E),INT(E2) 2290 PRINT "DESERTIONS",INT(E),INT(E2)
2300 PRINT 2300 PRINT
2310 IF B$ <> "YES" THEN 2350 2310 IF B$ <> "YES" THEN 2530
2320 PRINT "COMPARED TO THE ACTUAL CASUALTIES AT "C$ 2320 PRINT "COMPARED TO THE ACTUAL CASUALTIES AT "C$
2330 PRINT "CONFEDERATE:"INT(100*(C5/C1)+.5)"% OF THE ORIGINAL" 2330 PRINT "CONFEDERATE:"INT(100*(C5/C1)+.5)"% OF THE ORIGINAL"
2340 PRINT "UNION: "INT(100*(C6/C2)+.5)"% OF THE ORIGINAL" 2340 PRINT "UNION: "INT(100*(C6/C2)+.5)"% OF THE ORIGINAL"

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27_Civil_War/java/.gitignore vendored Normal file
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*.class
*.iml
.idea/

707
27_Civil_War/java/src/CivilWar.java Normal file
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import java.io.PrintStream;
import java.util.InputMismatchException;
import java.util.List;
import java.util.Scanner;
import java.util.function.Function;
import java.util.function.Predicate;
import static java.util.stream.Collectors.joining;
import static java.util.stream.IntStream.range;
@SuppressWarnings("SpellCheckingInspection")
public class CivilWar {
private final PrintStream out;
private final List<HistoricalDatum> data;
private final BattleResults results;
private BattleState currentBattle;
private int numGenerals;
private int battleNumber;
private boolean wantBattleDescriptions;
private final int[] strategies;
private int confedStrategy;
private int unionStrategy;
private final ArmyPair<ArmyResources> resources;
private final ArmyPair<Integer> totalExpectedCasualties;
private final ArmyPair<Integer> totalCasualties;
private final ArmyPair<Integer> revenue;
private final ArmyPair<Integer> inflation;
private final ArmyPair<Integer> totalExpenditure;
private final ArmyPair<Integer> totalTroops;
private boolean excessiveConfederateLosses;
private boolean excessiveUnionLosses;
private boolean confedSurrender;
private boolean unionSurrender;
private final static String YES_NO_REMINDER = "(ANSWER YES OR NO)";
private final static Predicate<String> YES_NO_CHECKER = i -> isYes(i) || isNo(i);
/**
* ORIGINAL GAME DESIGN: CRAM, GOODIE, HIBBARD LEXINGTON H.S.
* MODIFICATIONS: G. PAUL, R. HESS (TIES), 1973
*/
public static void main(String[] args) {
var x = new CivilWar(System.out);
x.showCredits();
// LET D=RND(-1) ???
System.out.print("DO YOU WANT INSTRUCTIONS? ");
if (isYes(inputString(YES_NO_CHECKER, YES_NO_REMINDER))) {
x.showHelp();
}
x.gameLoop();
}
private void gameLoop() {
out.println();
out.println();
out.println();
out.print("ARE THERE TWO GENERALS PRESENT (ANSWER YES OR NO)? ");
if (isYes(inputString(YES_NO_CHECKER, YES_NO_REMINDER))) {
this.numGenerals = 2;
} else {
this.numGenerals = 1;
out.println();
out.println("YOU ARE THE CONFEDERACY. GOOD LUCK!");
out.println();
}
out.println("SELECT A BATTLE BY TYPING A NUMBER FROM 1 TO 14 ON");
out.println("REQUEST. TYPE ANY OTHER NUMBER TO END THE SIMULATION.");
out.println("BUT '0' BRINGS BACK EXACT PREVIOUS BATTLE SITUATION");
out.println("ALLOWING YOU TO REPLAY IT");
out.println();
out.println("NOTE: A NEGATIVE FOOD$ ENTRY CAUSES THE PROGRAM TO ");
out.println("USE THE ENTRIES FROM THE PREVIOUS BATTLE");
out.println();
out.print("AFTER REQUESTING A BATTLE, DO YOU WISH BATTLE DESCRIPTIONS (ANSWER YES OR NO)? ");
this.wantBattleDescriptions = isYes(inputString(YES_NO_CHECKER, YES_NO_REMINDER));
while (true) {
var battle = startBattle();
if (battle == null) {
break;
}
this.currentBattle = battle;
offensiveLogic(battle.data);
calcLosses(battle);
reset();
if (this.confedSurrender) {
out.println("THE CONFEDERACY HAS SURRENDERED");
} else if (unionSurrender) { // FIXME Is this actually possible? 2850
out.println("THE UNION HAS SURRENDERED.");
}
}
complete();
}
private BattleState startBattle() {
out.println();
out.println();
out.println();
out.print("WHICH BATTLE DO YOU WISH TO SIMULATE ? ");
var battleNumber = inputInt(i -> i >= 1 || (i == 0 && this.currentBattle != null), i -> "BATTLE " + i + " NOT ALLOWED.");
if (battleNumber == 0) {
out.println(this.currentBattle.data.name + " INSTANT REPLAY");
return this.currentBattle;
}
if (battleNumber > this.data.size()) { // TYPE ANY OTHER NUMBER TO END THE SIMULATION
return null;
}
this.battleNumber = battleNumber;
var battle = this.data.get(this.battleNumber - 1);
var battleState = new BattleState(battle);
excessiveConfederateLosses = false;
// INFLATION CALC
// REM - ONLY IN PRINTOUT IS CONFED INFLATION = I1+15%
inflation.confederate = 10 + (results.union - results.confederate) * 2;
inflation.union = 10 + (results.confederate - results.union) * 2;
// MONEY AVAILABLE
resources.confederate.budget = 100 * (int) Math.floor((battle.troops.confederate * (100.0 - inflation.confederate) / 2000) * (1 + (revenue.confederate - totalExpenditure.confederate) / (revenue.confederate + 1.0)) + .5);
// MEN AVAILABLE
battleState.F1 = 5 * battle.troops.confederate / 6.0;
if (this.numGenerals == 2) {
resources.union.budget = 100 * (int) Math.floor((battle.troops.union * (100.0 - inflation.union) / 2000) * (1 + (revenue.union - totalExpenditure.union) / (revenue.union + 1.0)) + .5);
} else {
resources.union.budget = 100 * (int) Math.floor(battle.troops.union * (100.0 - inflation.union) / 2000 + .5);
}
out.println();
out.println();
out.println();
out.println();
out.println();
out.println("THIS IS THE BATTLE OF " + battle.name);
if (this.wantBattleDescriptions) {
for (var eachLine : battle.blurb) {
out.println(eachLine);
}
}
out.println();
out.println(" CONFEDERACY UNION");
out.println("MEN " + getConfedTroops(battle) + " " + getUnionTroops(battle));
out.println("MONEY $ " + resources.confederate.budget + " $ " + resources.union.budget);
out.println("INFLATION " + (inflation.confederate + 15) + "% " + inflation.union + "%");
// ONLY IN PRINTOUT IS CONFED INFLATION = I1+15%
// IF TWO GENERALS, INPUT CONFED. FIRST
var terminalInput = new Scanner(System.in);
for (int i = 0; i < numGenerals; i++) {
out.println();
ArmyResources currentResources;
if (this.numGenerals == 1 || i == 0) {
out.print("CONFEDERATE GENERAL --- ");
currentResources = resources.confederate;
} else {
out.print("UNION GENERAL --- ");
currentResources = resources.union;
}
var validInputs = false;
while (!validInputs) {
out.println("HOW MUCH DO YOU WISH TO SPEND FOR");
out.print("- FOOD...... ? ");
var food = terminalInput.nextInt();
if (food == 0) {
if (this.revenue.confederate != 0) {
out.println("ASSUME YOU WANT TO KEEP SAME ALLOCATIONS");
out.println();
}
} else {
currentResources.food = food;
}
out.print("- SALARIES.. ? ");
currentResources.salaries = terminalInput.nextInt();
out.print("- AMMUNITION ? ");
currentResources.ammunition = terminalInput.nextInt(); // FIXME Retry if -ve
if (currentResources.getTotal() > currentResources.budget) {
out.println("THINK AGAIN! YOU HAVE ONLY $" + currentResources.budget);
} else {
validInputs = true;
}
}
}
out.println();
// Record Morale
out.println(range(0, numGenerals).mapToObj(i -> moraleForArmy(battleState, i)).collect(joining(", ")));
out.println();
return battleState;
}
private int getUnionTroops(HistoricalDatum battle) {
return (int) Math.floor(battle.troops.union * (1 + (totalExpectedCasualties.union - totalCasualties.union) / (totalTroops.union + 1.0)));
}
private int getConfedTroops(HistoricalDatum battle) {
return (int) Math.floor(battle.troops.confederate * (1 + (totalExpectedCasualties.confederate - totalCasualties.confederate) / (totalTroops.confederate + 1.0)));
}
private String moraleForArmy(BattleState battleState, int armyIdx) {
var builder = new StringBuilder();
ArmyResources currentResources;
if (this.numGenerals == 1 || armyIdx == 0) {
builder.append("CONFEDERATE ");
currentResources = resources.confederate;
} else {
builder.append("UNION ");
currentResources = resources.union;
}
// FIND MORALE
currentResources.morale = (2 * Math.pow(currentResources.food, 2) + Math.pow(currentResources.salaries, 2)) / Math.pow(battleState.F1, 2) + 1;
if (currentResources.morale >= 10) {
builder.append("MORALE IS HIGH");
} else if (currentResources.morale >= 5) {
builder.append("MORALE IS FAIR");
} else {
builder.append("MORALE IS POOR");
}
return builder.toString();
}
private enum OffensiveStatus {
DEFENSIVE("YOU ARE ON THE DEFENSIVE"), OFFENSIVE("YOU ARE ON THE OFFENSIVE"), BOTH_OFFENSIVE("BOTH SIDES ARE ON THE OFFENSIVE");
private final String label;
OffensiveStatus(String label) {
this.label = label;
}
}
private void offensiveLogic(HistoricalDatum battle) {
out.print("CONFEDERATE GENERAL---");
// ACTUAL OFF/DEF BATTLE SITUATION
out.println(battle.offensiveStatus.label);
// CHOOSE STRATEGIES
if (numGenerals == 2) {
out.print("CONFEDERATE STRATEGY ? ");
} else {
out.print("YOUR STRATEGY ? ");
}
confedStrategy = inputInt(i -> i >= 1 && i <= 5, i -> "STRATEGY " + i + " NOT ALLOWED.");
if (confedStrategy == 5) { // 1970
confedSurrender = true;
}
if (numGenerals == 2) {
out.print("UNION STRATEGY ? ");
unionStrategy = inputInt(i -> i >= 1 && i <= 5, i -> "STRATEGY " + i + " NOT ALLOWED.");
if (unionStrategy == 5) { // 1970
unionSurrender = true;
}
} else {
unionStrategy();
}
}
// 2070 REM : SIMULATED LOSSES-NORTH
private UnionLosses simulateUnionLosses(HistoricalDatum battle) {
var losses = (2.0 * battle.expectedCasualties.union / 5) * (1 + 1.0 / (2 * (Math.abs(unionStrategy - confedStrategy) + 1)));
losses = losses * (1.28 + (5.0 * battle.troops.union / 6) / (resources.union.ammunition + 1));
losses = Math.floor(losses * (1 + 1 / resources.union.morale) + 0.5);
// IF LOSS > MEN PRESENT, RESCALE LOSSES
var moraleFactor = 100 / resources.union.morale;
if (Math.floor(losses + moraleFactor) >= getUnionTroops(battle)) {
losses = Math.floor(13.0 * getUnionTroops(battle) / 20);
moraleFactor = 7 * losses / 13;
excessiveUnionLosses = true;
}
return new UnionLosses((int) losses, (int) Math.floor(moraleFactor));
}
// 2170: CALCULATE SIMULATED LOSSES
private void calcLosses(BattleState battle) {
// 2190
out.println();
out.println(" CONFEDERACY UNION");
var C5 = (2 * battle.data.expectedCasualties.confederate / 5) * (1 + 1.0 / (2 * (Math.abs(unionStrategy - confedStrategy) + 1)));
C5 = (int) Math.floor(C5 * (1 + 1.0 / resources.confederate.morale) * (1.28 + battle.F1 / (resources.confederate.ammunition + 1.0)) + .5);
var E = 100 / resources.confederate.morale;
if (C5 + 100 / resources.confederate.morale >= battle.data.troops.confederate * (1 + (totalExpectedCasualties.confederate - totalCasualties.confederate) / (totalTroops.confederate + 1.0))) {
C5 = (int) Math.floor(13.0 * battle.data.troops.confederate / 20 * (1 + (totalExpectedCasualties.union - totalCasualties.confederate) / (totalTroops.confederate + 1.0)));
E = 7 * C5 / 13.0;
excessiveConfederateLosses = true;
}
///// 2270
final UnionLosses unionLosses;
if (this.numGenerals == 1) {
unionLosses = new UnionLosses((int) Math.floor(17.0 * battle.data.expectedCasualties.union * battle.data.expectedCasualties.confederate / (C5 * 20)), (int) Math.floor(5 * resources.confederate.morale));
} else {
unionLosses = simulateUnionLosses(battle.data);
}
out.println("CASUALTIES: " + rightAlignInt(C5) + " " + rightAlignInt(unionLosses.losses));
out.println("DESERTIONS: " + rightAlignInt(E) + " " + rightAlignInt(unionLosses.desertions));
out.println();
if (numGenerals == 2) {
out.println("COMPARED TO THE ACTUAL CASUALTIES AT " + battle.data.name);
out.println("CONFEDERATE: " + (int) Math.floor(100 * (C5 / (double) battle.data.expectedCasualties.confederate) + 0.5) + " % OF THE ORIGINAL");
out.println("UNION: " + (int) Math.floor(100 * (unionLosses.losses / (double) battle.data.expectedCasualties.union) + 0.5) + " % OF THE ORIGINAL");
out.println();
// REM - 1 WHO WON
var winner = findWinner(C5 + E, unionLosses.losses + unionLosses.desertions);
switch (winner) {
case UNION -> {
out.println("THE UNION WINS " + battle.data.name);
results.union++;
}
case CONFED -> {
out.println("THE CONFEDERACY WINS " + battle.data.name);
results.confederate++;
}
case INDECISIVE -> {
out.println("BATTLE OUTCOME UNRESOLVED");
results.indeterminate++;
}
}
} else {
out.println("YOUR CASUALTIES WERE " + Math.floor(100 * (C5 / (double) battle.data.expectedCasualties.confederate) + 0.5) + "% OF THE ACTUAL CASUALTIES AT " + battle.data.name);
// FIND WHO WON
if (excessiveConfederateLosses) {
out.println("YOU LOSE " + battle.data.name);
if (this.battleNumber != 0) {
results.union++;
}
} else {
out.println("YOU WIN " + battle.data.name);
// CUMULATIVE BATTLE FACTORS WHICH ALTER HISTORICAL RESOURCES AVAILABLE.IF A REPLAY DON'T UPDATE.
results.confederate++;
}
}
if (this.battleNumber != 0) {
totalCasualties.confederate += (int) (C5 + E);
totalCasualties.union += unionLosses.losses + unionLosses.desertions;
totalExpectedCasualties.confederate += battle.data.expectedCasualties.confederate;
totalExpectedCasualties.union += battle.data.expectedCasualties.union;
totalExpenditure.confederate += resources.confederate.getTotal();
totalExpenditure.union += resources.union.getTotal();
revenue.confederate += battle.data.troops.confederate * (100 - inflation.confederate) / 20;
revenue.union += battle.data.troops.union * (100 - inflation.union) / 20;
totalTroops.confederate += battle.data.troops.confederate;
totalTroops.union += battle.data.troops.union;
updateStrategies(this.confedStrategy);
}
}
// 2790
private void reset() {
excessiveConfederateLosses = excessiveUnionLosses = false;
out.println("---------------");
}
// 2820 REM------FINISH OFF
private void complete() {
out.println();
out.println();
out.println();
out.println();
out.println();
out.println();
out.println("THE CONFEDERACY HAS WON " + results.confederate + " BATTLES AND LOST " + results.union);
if (this.unionStrategy == 5) {
out.println("THE CONFEDERACY HAS WON THE WAR");
}
if (this.confedStrategy == 5 || results.confederate <= results.union) {
out.println("THE UNION HAS WON THE WAR");
}
out.println();
// FIXME 2960 IF R1=0 THEN 3100
out.println("FOR THE " + results.getTotal() + " BATTLES FOUGHT (EXCLUDING RERUNS)");
out.println(" CONFEDERACY UNION");
out.println("HISTORICAL LOSSES " + (int) Math.floor(totalExpectedCasualties.confederate + .5) + " " + (int) Math.floor(totalExpectedCasualties.union + .5));
out.println("SIMULATED LOSSES " + (int) Math.floor(totalCasualties.confederate + .5) + " " + (int) Math.floor(totalCasualties.union + .5));
out.println();
out.println(" % OF ORIGINAL " + (int) Math.floor(100 * ((double) totalCasualties.confederate / totalExpectedCasualties.confederate) + .5) + " " + (int) Math.floor(100 * ((double) totalCasualties.union / totalExpectedCasualties.union) + .5));
if (this.numGenerals == 1) {
out.println();
out.println("UNION INTELLIGENCE SUGGESTS THAT THE SOUTH USED ");
out.println("STRATEGIES 1, 2, 3, 4 IN THE FOLLOWING PERCENTAGES");
out.println(this.strategies[0] + "," + this.strategies[1] + "," + this.strategies[2] + "," + this.strategies[3]);
}
}
private Winner findWinner(double confLosses, double unionLosses) {
if (this.excessiveConfederateLosses && this.excessiveUnionLosses) {
return Winner.INDECISIVE;
}
if (this.excessiveConfederateLosses) {
return Winner.UNION;
}
if (this.excessiveUnionLosses || confLosses < unionLosses) {
return Winner.CONFED;
}
if (confLosses == unionLosses) {
return Winner.INDECISIVE;
}
return Winner.UNION; // FIXME Really? 2400-2420 ?
}
private enum Winner {
CONFED, UNION, INDECISIVE
}
private void unionStrategy() {
// 3130 ... so you can only input / override Union strategy on re-run??
if (this.battleNumber == 0) {
out.print("UNION STRATEGY ? ");
var terminalInput = new Scanner(System.in);
unionStrategy = terminalInput.nextInt();
if (unionStrategy < 0) {
out.println("ENTER 1, 2, 3, OR 4 (USUALLY PREVIOUS UNION STRATEGY)");
// FIXME Retry Y2 input !!!
}
if (unionStrategy < 5) { // 3155
return;
}
}
var S0 = 0;
var r = 100 * Math.random();
for (unionStrategy = 1; unionStrategy <= 4; unionStrategy++) {
S0 += this.strategies[unionStrategy - 1];
// IF ACTUAL STRATEGY INFO IS IN PROGRAM DATA STATEMENTS THEN R-100 IS EXTRA WEIGHT GIVEN TO THAT STATEGY.
if (r < S0) {
break;
}
}
// IF ACTUAL STRAT. IN,THEN HERE IS Y2= HIST. STRAT.
out.println("UNION STRATEGY IS " + unionStrategy);
}
public CivilWar(PrintStream out) {
this.out = out;
this.results = new BattleResults();
this.totalCasualties = new ArmyPair<>(0, 0);
this.totalExpectedCasualties = new ArmyPair<>(0, 0);
this.totalExpenditure = new ArmyPair<>(0, 0);
this.totalTroops = new ArmyPair<>(0, 0);
this.revenue = new ArmyPair<>(0, 0);
this.inflation = new ArmyPair<>(0, 0);
this.resources = new ArmyPair<>(new ArmyResources(), new ArmyResources());
// UNION INFO ON LIKELY CONFEDERATE STRATEGY
this.strategies = new int[]{25, 25, 25, 25};
// READ HISTORICAL DATA.
// HISTORICAL DATA...CAN ADD MORE (STRAT.,ETC) BY INSERTING DATA STATEMENTS AFTER APPRO. INFO, AND ADJUSTING READ
this.data = List.of(
new HistoricalDatum("BULL RUN", new ArmyPair<>(18000, 18500), new ArmyPair<>(1967, 2708), OffensiveStatus.DEFENSIVE, new String[]{"JULY 21, 1861. GEN. BEAUREGARD, COMMANDING THE SOUTH, MET", "UNION FORCES WITH GEN. MCDOWELL IN A PREMATURE BATTLE AT", "BULL RUN. GEN. JACKSON HELPED PUSH BACK THE UNION ATTACK."}),
new HistoricalDatum("SHILOH", new ArmyPair<>(40000, 44894), new ArmyPair<>(10699, 13047), OffensiveStatus.OFFENSIVE, new String[]{"APRIL 6-7, 1862. THE CONFEDERATE SURPRISE ATTACK AT", "SHILOH FAILED DUE TO POOR ORGANIZATION."}),
new HistoricalDatum("SEVEN DAYS", new ArmyPair<>(95000, 115000), new ArmyPair<>(20614, 15849), OffensiveStatus.OFFENSIVE, new String[]{"JUNE 25-JULY 1, 1862. GENERAL LEE (CSA) UPHELD THE", "OFFENSIVE THROUGHOUT THE BATTLE AND FORCED GEN. MCCLELLAN", "AND THE UNION FORCES AWAY FROM RICHMOND."}),
new HistoricalDatum("SECOND BULL RUN", new ArmyPair<>(54000, 63000), new ArmyPair<>(10000, 14000), OffensiveStatus.BOTH_OFFENSIVE, new String[]{"AUG 29-30, 1862. THE COMBINED CONFEDERATE FORCES UNDER", " LEE", "AND JACKSON DROVE THE UNION FORCES BACK INTO WASHINGTON."}),
new HistoricalDatum("ANTIETAM", new ArmyPair<>(40000, 50000), new ArmyPair<>(10000, 12000), OffensiveStatus.OFFENSIVE, new String[]{"SEPT 17, 1862. THE SOUTH FAILED TO INCORPORATE MARYLAND", "INTO THE CONFEDERACY."}),
new HistoricalDatum("FREDERICKSBURG", new ArmyPair<>(75000, 120000), new ArmyPair<>(5377, 12653), OffensiveStatus.DEFENSIVE, new String[]{"DEC 13, 1862. THE CONFEDERACY UNDER LEE SUCCESSFULLY", "REPULSED AN ATTACK BY THE UNION UNDER GEN. BURNSIDE."}),
new HistoricalDatum("MURFREESBORO", new ArmyPair<>(38000, 45000), new ArmyPair<>(11000, 12000), OffensiveStatus.DEFENSIVE, new String[]{"DEC 31, 1862. THE SOUTH UNDER GEN. BRAGG WON A CLOSE BATTLE."}),
new HistoricalDatum("CHANCELLORSVILLE", new ArmyPair<>(32000, 90000), new ArmyPair<>(13000, 17197), OffensiveStatus.BOTH_OFFENSIVE, new String[]{"MAY 1-6, 1863. THE SOUTH HAD A COSTLY VICTORY AND LOST", "ONE OF THEIR OUTSTANDING GENERALS, 'STONEWALL' JACKSON."}),
new HistoricalDatum("VICKSBURG", new ArmyPair<>(50000, 70000), new ArmyPair<>(12000, 19000), OffensiveStatus.DEFENSIVE, new String[]{"JULY 4, 1863. VICKSBURG WAS A COSTLY DEFEAT FOR THE SOUTH", "BECAUSE IT GAVE THE UNION ACCESS TO THE MISSISSIPPI."}),
new HistoricalDatum("GETTYSBURG", new ArmyPair<>(72500, 85000), new ArmyPair<>(20000, 23000), OffensiveStatus.OFFENSIVE, new String[]{"JULY 1-3, 1863. A SOUTHERN MISTAKE BY GEN. LEE AT GETTYSBURG", "COST THEM ONE OF THE MOST CRUCIAL BATTLES OF THE WAR."}),
new HistoricalDatum("CHICKAMAUGA", new ArmyPair<>(66000, 60000), new ArmyPair<>(18000, 16000), OffensiveStatus.BOTH_OFFENSIVE, new String[]{"SEPT. 15, 1863. CONFUSION IN A FOREST NEAR CHICKAMAUGA LED", "TO A COSTLY SOUTHERN VICTORY."}),
new HistoricalDatum("CHATTANOOGA", new ArmyPair<>(37000, 60000), new ArmyPair<>(36700, 5800), OffensiveStatus.BOTH_OFFENSIVE, new String[]{"NOV. 25, 1863. AFTER THE SOUTH HAD SIEGED GEN. ROSENCRANS'", "ARMY FOR THREE MONTHS, GEN. GRANT BROKE THE SIEGE."}),
new HistoricalDatum("SPOTSYLVANIA", new ArmyPair<>(62000, 110000), new ArmyPair<>(17723, 18000), OffensiveStatus.BOTH_OFFENSIVE, new String[]{"MAY 5, 1864. GRANT'S PLAN TO KEEP LEE ISOLATED BEGAN TO", "FAIL HERE, AND CONTINUED AT COLD HARBOR AND PETERSBURG."}),
new HistoricalDatum("ATLANTA", new ArmyPair<>(65000, 100000), new ArmyPair<>(8500, 3700), OffensiveStatus.DEFENSIVE, new String[]{"AUGUST, 1864. SHERMAN AND THREE VETERAN ARMIES CONVERGED", "ON ATLANTA AND DEALT THE DEATH BLOW TO THE CONFEDERACY."})
);
}
private void showCredits() {
out.println(" ".repeat(26) + "CIVIL WAR");
out.println(" ".repeat(15) + "CREATIVE COMPUTING MORRISTOWN, NEW JERSEY");
out.println();
out.println();
out.println();
}
private void updateStrategies(int strategy) {
// REM LEARN PRESENT STRATEGY, START FORGETTING OLD ONES
// REM - PRESENT STRATEGY OF SOUTH GAINS 3*S, OTHERS LOSE S
// REM PROBABILITY POINTS, UNLESS A STRATEGY FALLS BELOW 5%.
var S = 3;
var S0 = 0;
for (int i = 0; i < 4; i++) {
if (this.strategies[i] <= 5) {
continue;
}
this.strategies[i] -= S;
S0 += S;
}
this.strategies[strategy - 1] += S0;
}
private void showHelp() {
out.println();
out.println();
out.println();
out.println();
out.println("THIS IS A CIVIL WAR SIMULATION.");
out.println("TO PLAY TYPE A RESPONSE WHEN THE COMPUTER ASKS.");
out.println("REMEMBER THAT ALL FACTORS ARE INTERRELATED AND THAT YOUR");
out.println("RESPONSES COULD CHANGE HISTORY. FACTS AND FIGURES USED ARE");
out.println("BASED ON THE ACTUAL OCCURRENCE. MOST BATTLES TEND TO RESULT");
out.println("AS THEY DID IN THE CIVIL WAR, BUT IT ALL DEPENDS ON YOU!!");
out.println();
out.println("THE OBJECT OF THE GAME IS TO WIN AS MANY BATTLES AS ");
out.println("POSSIBLE.");
out.println();
out.println("YOUR CHOICES FOR DEFENSIVE STRATEGY ARE:");
out.println(" (1) ARTILLERY ATTACK");
out.println(" (2) FORTIFICATION AGAINST FRONTAL ATTACK");
out.println(" (3) FORTIFICATION AGAINST FLANKING MANEUVERS");
out.println(" (4) FALLING BACK");
out.println(" YOUR CHOICES FOR OFFENSIVE STRATEGY ARE:");
out.println(" (1) ARTILLERY ATTACK");
out.println(" (2) FRONTAL ATTACK");
out.println(" (3) FLANKING MANEUVERS");
out.println(" (4) ENCIRCLEMENT");
out.println("YOU MAY SURRENDER BY TYPING A '5' FOR YOUR STRATEGY.");
}
private static final int MAX_NUM_LENGTH = 6;
private String rightAlignInt(int number) {
var s = String.valueOf(number);
return " ".repeat(MAX_NUM_LENGTH - s.length()) + s;
}
private String rightAlignInt(double number) {
return rightAlignInt((int) Math.floor(number));
}
private static String inputString(Predicate<String> validator, String reminder) {
while (true) {
try {
var input = new Scanner(System.in).nextLine();
if (validator.test(input)) {
return input;
}
} catch (InputMismatchException e) {
// Ignore
}
System.out.println(reminder);
}
}
private static int inputInt(Predicate<Integer> validator, Function<Integer, String> reminder) {
while (true) {
try {
var input = new Scanner(System.in).nextInt();
if (validator.test(input)) {
return input;
}
System.out.println(reminder.apply(input));
} catch (InputMismatchException e) {
System.out.println(reminder.apply(0));
}
}
}
private static boolean isYes(String s) {
if (s == null) {
return false;
}
var uppercase = s.toUpperCase();
return uppercase.equals("Y") || uppercase.equals("YES");
}
private static boolean isNo(String s) {
if (s == null) {
return false;
}
var uppercase = s.toUpperCase();
return uppercase.equals("N") || uppercase.equals("NO");
}
private static class BattleState {
private final HistoricalDatum data;
private double F1;
public BattleState(HistoricalDatum data) {
this.data = data;
}
}
private static class ArmyPair<T> {
private T confederate;
private T union;
public ArmyPair(T confederate, T union) {
this.confederate = confederate;
this.union = union;
}
}
private static class BattleResults {
private int confederate;
private int union;
private int indeterminate;
public int getTotal() {
return confederate + union + indeterminate;
}
}
private static class ArmyResources {
private int food;
private int salaries;
private int ammunition;
private int budget;
private double morale; // TODO really here?
public int getTotal() {
return this.food + this.salaries + this.ammunition;
}
}
private record HistoricalDatum(String name, ArmyPair<Integer> troops,
ArmyPair<Integer> expectedCasualties,
OffensiveStatus offensiveStatus, String[] blurb) {
}
private record UnionLosses(int losses, int desertions) {
}
}